CN109397385B - Oblique fracture saw work frame - Google Patents
Oblique fracture saw work frame Download PDFInfo
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- CN109397385B CN109397385B CN201811498259.8A CN201811498259A CN109397385B CN 109397385 B CN109397385 B CN 109397385B CN 201811498259 A CN201811498259 A CN 201811498259A CN 109397385 B CN109397385 B CN 109397385B
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- 230000007246 mechanism Effects 0.000 claims abstract description 67
- 230000008878 coupling Effects 0.000 claims description 22
- 238000010168 coupling process Methods 0.000 claims description 22
- 238000005859 coupling reaction Methods 0.000 claims description 22
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 11
- 229910052782 aluminium Inorganic materials 0.000 abstract description 11
- 230000006872 improvement Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B5/00—Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor
- B27B5/16—Saw benches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B5/00—Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor
- B27B5/29—Details; Component parts; Accessories
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Workshop Equipment, Work Benches, Supports, Or Storage Means (AREA)
Abstract
The invention relates to a bevel saw working frame which comprises a table top mechanism, a screw rod seat and a foot rest mechanism, and is characterized in that the table top mechanism comprises a table top main part, table top side parts are symmetrically arranged on two sides of the axial direction of the table top main part, the table top main part and the table top side parts are hollow profiles, and the table top side parts and the table top main part are in clamping connection through a concave-convex matched clamping structure; an axial sliding rail is arranged on the downward plate surface of the table top main part; the foot rest mechanism comprises a first foot support and a second foot support which are hinged in a crossed mode, the upper portion of the first foot support and the table-board mechanism are hinged in a rotating mode through a hinge mechanism, and a sliding piece matched with the sliding track is arranged at the upper end of the second foot support. According to the invention, the table top and the telescopic piece are all made of aluminum profile plates, so that the stability and firmness of the whole table top are improved; the foot rest is hinged in a cross way and matched with a sliding track of the table top, so that the folded foot rest is smoother.
Description
Technical Field
The invention belongs to an auxiliary support for woodworking operation, and particularly relates to a work support for a miter saw.
Background
Oblique saw is the cutting machine that carpenter's operation is common, and the support that needs with the help of support or workstation is usually when using just can accomplish cutting operation. The oblique saw support provides proper working height for woodworking operation, and improves the working efficiency. In order to adapt to oblique cutting saws of different specifications and meet different operation requirements, such as height, width and the like, the oblique cutting saw support is provided with a telescopic rod to expand a table top, an adjustable screw rod seat to fix and translate the oblique cutting saw and a roller bracket to adjust the supporting height of a workpiece. At present, most oblique saw supports adopt rod structures for both the table top and the table top expansion, and the rod is light and easy to install; however, the table surface formed by the rod pieces has gaps, and the table surface can not be used as a workbench except for being used as a oblique saw bracket; the extended portion of the table surface formed by the rod member has the problem of insufficient stability when supporting the workpiece. The prior oblique saw support product can only provide single operation with limited height, and the foot bar is foldable, but the folded support can only be stored and can not be used continuously. The existing oblique saw support product is commonly supported by four foot rods, the foot rods are folded in an inward folding mode, wheels are arranged at the end parts of the table top in order to meet the flexible push-pull requirement, at the moment, the wheels are only used as additional structures, and the utilization rate is extremely low.
Disclosure of Invention
The invention mainly aims at the defects of insufficient stability of a table top and the defects of a foot rest structure of the traditional oblique saw support, and provides the oblique saw working frame, wherein the table top adopts an aluminum profile plate, is more stable and firm, and the aluminum profile plate adopts clamping and splicing, so that the specification and the structural shape of the table top can be flexibly changed according to actual requirements; the telescopic piece adopts an aluminum profile plate, so that the stability and firmness of the whole table top are further improved; the table top adopts an aluminum profile plate, and is integrally provided with a sliding track so as to adapt to the improvement of the foot rest structure; the foot rest adopts cross hinge, and the wheels arranged on the foot rest not only meet the requirement of flexible push-pull, but also serve as important bearing structures during operation, and the structure is reasonably arranged and fully utilized; the cross hinged foot rest is matched with the sliding track of the table top, so that the folded foot rest is smoother and is more attached to the table top, more importantly, the folded working frame can still provide balanced and stable support, other operation requirements are met, and the folded working frame is combined with other platforms to build various and comfortable operation environments.
The technical problems of the invention are implemented by the following technical scheme: the utility model provides a oblique fracture saw work frame, includes horizontal mesa mechanism, sets up the lead screw seat on mesa mechanism, the foot rest mechanism of supporting mesa mechanism, its characterized in that, mesa mechanism includes the mesa main part, and the axial both sides symmetry of mesa main part set up the mesa side piece, and mesa main part and mesa side piece all set up to hollow section bar, form the block through unsmooth matched block structure between mesa side piece and the mesa main part and connect. The table top mechanism adopts a split structure, and forms detachable connection in a clamping manner, so that the installation is convenient.
The downward plate surface of the table top main part is provided with an axial sliding rail, and the opening of the sliding rail faces downwards.
The foot rest mechanism comprises a first foot support and a second foot support which are hinged in a crossed mode, the upper portion of the first foot support and the table-board mechanism are hinged in a rotating mode through a hinge mechanism, a sliding piece matched with the sliding track is arranged at the upper end of the second foot support, and the sliding piece can be embedded into the sliding track and translate along the sliding track. The sliding groove is used for connecting a sliding piece on the foot rest so as to be matched with the improvement of the foot rest structure, and the foot rest plays a role in guiding and stabilizing when being folded and unfolded.
Preferably, the two ends of the table top main part are sleeved with the telescopic parts, the telescopic parts are hollow cuboid profiles, the telescopic parts axially stretch and translate relative to the end parts of the table top main part, and an adjusting fastener for adjusting the stretching distance is arranged between the telescopic parts and the table top main part; the adjusting fastener comprises a fastening stud, the lower end of the fastening stud penetrates through the table top main part and is in contact with the telescopic part, and the upper end of the fastening stud is connected with the rotating button. Because the stud and the rotary button are raised relative to each other, in order not to obstruct the normal use of the table top, the adjusting fastener should be arranged at the end part of the table top as much as possible, especially at the edge part of the end cover plate; the telescopic piece is fastened by screwing the stud, and telescopic translation is carried out on the telescopic piece by unscrewing the stud.
Preferably, the outer end of the telescopic piece is provided with a handle seat mechanism, the handle seat mechanism comprises a handle seat in the middle, a sleeve joint part is arranged on one side of the handle seat close to the telescopic piece, and a handle piece convenient to grasp is arranged on one side of the handle seat far away from the telescopic piece; the sleeve joint part is sleeved with the outer end of the telescopic piece and is fixedly connected with the outer end of the telescopic piece through a fastener. When the telescopic distance is adjusted, the handle piece provides the most appropriate force application point, one hand pulls the handle piece to drive the telescopic piece to stretch, and the other hand controls and adjusts the tightness state of the fastener.
Preferably, the middle part of the handle seat is provided with a vertically through coupling hole, a vertically through coupling shaft sleeve is arranged on the coupling hole, and the coupling shaft sleeve and the coupling hole are connected with the roller bracket; the connecting shaft sleeve is provided with an opening towards one side of the handle piece, two sides of the opening are provided with baffle plates, locking blocks are arranged between the baffle plates, and the locking blocks are supported by the handle seat; an outer protruding part is arranged on one surface of the locking block facing the coupling shaft sleeve, and can penetrate through the opening and collide with the roller bracket in the coupling shaft sleeve; the lower bottom surface of the locking block is provided with a semicircular concave thread groove vertical to the connecting shaft sleeve, the surface of the thread groove is provided with threads, and meanwhile, the position on the handle seat below the locking block, which is aligned with the thread groove, is provided with another semicircular concave thread groove, and the upper thread groove and the lower thread groove form a thread column; the locking piece is arranged on the side of the locking piece facing the handle piece, and comprises a stud and a rotary knob, wherein the stud is connected with the threaded column.
The locking block is supported by the handle seat and limited between the two baffle plates, so that the locking block is not easy to separate from the handle seat; the outer convex part of the locking block has smaller convex amplitude, but enough protrusion penetrates through the opening to enter the coupling shaft sleeve; the column part of the roller bracket is inserted into the coupling shaft sleeve, and the rotating button of the locking piece is rotated to push the locking piece inwards and prop against the column of the roller bracket to form fastening.
Preferably, the first leg support comprises two parallel first legs, a transverse shaft is connected between the upper ends of the two first legs, the transverse shaft is hinged with the two first legs, the transverse shaft can rotate relative to the two first legs, a square tube shaft sleeve is sleeved on the transverse shaft, and the square tube shaft sleeve is in fastening connection with the table-board mechanism through a fastener; the upper ends of the two first foot bars are connected with a section of bent handle; the lower parts of the first foot bars are connected with inclined bars which are inclined and expanded outwards and straight bars which extend axially, the lower parts of the two first foot bars are symmetrical, a cross bar is connected between the lower ends of the two first foot bars, and the middle part of the cross bar is arranged into a V-shaped bending; the lower ends of the two first foot bars are connected with a wheel mechanism. In the operation process, when the workbench is transferred, the handle can be held, the workbench is slightly lifted to enable the second foot rod to be separated from the ground, and the workbench is pushed and pulled by taking the wheels as fulcrums; when the working frame is in a folding state, the table top and the foot rest are basically in the same plane, and can directly act on the push-pull working frame.
Preferably, the second foot support comprises two parallel second foot rods, a cross rod is connected between the upper ends of the two second foot rods, the middle part of the cross rod is connected with the sliding piece, one end of the sliding piece is connected with the fine adjustment mechanism, the fine adjustment mechanism comprises a bearing plate with a shaft hole, the bearing plate is fixed on the sliding piece, the shaft hole is connected with a nut piece, the nut piece is connected with a fine adjustment stud, and the lower end of the fine adjustment stud is connected with a knob. After the workbench is folded, the table top is basically in a horizontal state under the joint support of the handle and the wheels; if the height of the table top is required to be adjusted due to ground, environmental factors or other requirements, the height of the table top can be adjusted through the fine adjustment mechanism; specifically, the relative position of the fine adjustment stud and the sliding piece is changed by rotating the fine adjustment stud, and the height of one end of the table top is adjusted.
Preferably, the second foot support is positioned on the inner side of the first foot support, and the middle part of the first foot support is mutually hinged in a crossing way with the middle part of the second foot support; the wheel mechanism is positioned at the lower end of the first foot support and comprises a wheel shaft, wheels connected with the wheel shaft and a wheel frame jointly supported by the wheel shaft and the first foot rod; the wheel frame is U-shaped, wherein two side plates are respectively connected to the wheel shaft and positioned at two sides of the wheel; the wheel frame is provided with a brake assembly, the brake assembly comprises a brake block, a brake key and a release key, the brake block is connected to a shaft, the shaft is connected to a side plate of the wheel frame, the wheel frame is hinged with a first shaft and a second shaft through a bearing plate, the first shaft is located above the second shaft, the first shaft is connected with the release key, the second shaft is connected with the brake key, the brake key can press the brake block, and the lower end of the release key is hinged with the upper end of the brake key. The brake key and the release key respectively control the braking and rotation of the wheel, and the brake key is pressed down to press the brake pad against the wheel so as to play a role in braking; when the release button is pressed, the tilting end of the brake key is pressed down, so that the brake key is integrally elastic, the pressing of the brake pad is eliminated, the brake pad rebounds and is separated from the wheel, and the wheel resumes rotation.
Preferably, the table top mechanism comprises a table top main part at the middle part, a table top left side part positioned at the left side and a table top right side part positioned at the right side, and the table top main part, the table top left side part and the table top right side part are all hollow profiles; the table top main part is a cuboid and is formed by connecting an upper plate positioned above, a lower plate positioned below, a left side plate positioned on the left side and a right side plate positioned on the right side; the two ends and the inner surface of the left side plate are respectively provided with a section of axial connecting column, the inner hollow of the connecting column is provided with internal threads, the two ends and the inner surface of the right side plate are respectively provided with a section of axial connecting column, and the inner hollow of the connecting column is provided with internal threads; the table top main part is characterized in that rail side plates are arranged on two side edges of the lower plate of the table top main part, the rail side plates extend downwards and obliquely inwards relative to the side edges of the lower plate and then extend horizontally inwards, and the lower plate and the rail side plates on two sides form the sliding rail together. The table top main part is integrally formed, and when the end cover plate is installed, the fastener penetrates through the end cover plate and then is connected to the connecting column.
Preferably, the upper and lower sides of the left side plate of the table top main part are respectively provided with a clamping side plate, the upper clamping side plate extends downwards obliquely relative to the side edge of the left side plate and then extends horizontally outwards, the lower clamping side plate extends upwards obliquely relative to the side edge of the left side plate and then extends horizontally outwards, and then the left side plate, the upper and lower clamping side plates jointly form a concave left clamping groove; the structure of the right side plate of the table top main part is the same as that of the left side plate, and the right side plate and the clamping side plates on the upper side and the lower side form a concave right clamping groove together; the left clamping groove is connected with the left side piece of the table top, and the right clamping groove is connected with the right side piece of the table top; the table top left side piece comprises a cuboid part and a triangular prism part; the cuboid part of the left side piece of the table top comprises an upper side piece plate positioned above, a lower side piece plate positioned below, a left side piece left plate positioned on the left side and a right side piece right plate positioned on the right side, wherein the plate surface of the right side piece right plate is provided with an outwards convex and outwards expanded embedded part, and the embedded part can be embedded into the left clamping groove; the upper edge of the left side piece of the table top extends outwards transversely to form a transverse plate, is bent again and extends downwards in an inclined plate inclined manner, and the lower edge of the inclined plate extends to the lower edge of the left side piece; a section of connecting column is arranged between the transverse plate and the inclined plate and near the two ends of the transverse plate and the inclined plate respectively, the connecting column is hollow, and the inner surface of the connecting column is provided with internal threads; the structure of the right side piece of the table top is the same as that of the left side piece of the table top; and the two ends of the table top assembly, the table top left side piece and the table top right side piece are connected with end cover plates. The left side piece and the right side piece of the table top are uniformly molded, and when the end cover plate is installed, the fastener penetrates through the end cover plate and is connected with the connecting column; the left side part of the table top, the right side part of the table top and the main part of the table top are detachably connected by adopting concave-convex clamping structures, so that the installation is convenient. In practical application, the table surface specification can be adjusted and spliced according to practical requirements.
Preferably, the table top mechanism is provided with at least two screw rod seats, and the screw rod seats are clamped and fixed at the edges of the left side piece and the right side piece of the table top. The clamping groove of the screw rod seat is matched with the side edge of the table-board mechanism to realize clamping and fixing.
In summary, compared with the prior art, the invention has the following advantages:
the table top provided by the invention adopts the aluminum profile plates, so that the table top is more stable and firm, the aluminum profile plates are spliced by clamping, and the specification and the structural shape of the table top can be flexibly changed according to actual requirements; the telescopic piece adopts the aluminum profile plate, so that the stability and firmness of the whole table top are further improved; the table top adopts an aluminum profile plate, and is integrally provided with a sliding track so as to adapt to the improvement of the foot rest structure; the telescopic piece provided by the invention is provided with the handle mechanism, so that a force application point and a supporting seat are provided, and the telescopic distance and the height of the bracket roll are convenient to control and adjust; the foot rest adopts cross hinge, and the wheels arranged on the foot rest not only meet the requirement of flexible push-pull, but also serve as important bearing structures during operation, and the foot rest is reasonably provided with the structure and fully utilizes the structure; the invention adopts the cross hinged foot rest to match with the sliding track of the table top, so that the folded foot rest is smoother and is more attached to the table top; according to the invention, under the joint support of the handle and the wheels, the table top is basically in a horizontal state, and if the table top is required to be adjusted in height due to ground, environmental factors or other requirements, the height of one end of the table top can be adjusted through the fine adjustment mechanism, namely, the folded working frame can still provide balanced and stable support, so that other operation requirements are met, and the folded working frame is combined with other platforms to be used, so that various and comfortable operation environments are created.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-section of a table top mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the handle base mechanism and the roller bracket of the present invention;
FIG. 4 is a schematic view of the foot rest mechanism of the present invention;
FIG. 5 is a schematic illustration of a braking condition of the present invention;
FIG. 6 is a schematic illustration of the brake released condition of the present invention;
fig. 7 is a schematic view of the folded state of the present invention.
The reference numerals in the figures are: 1. a tabletop mechanism; 2. a screw rod seat; 3. a foot rest mechanism; 4. a wheel; 5. a handle seat mechanism; 6. a drum bracket; 7. a wheel mechanism; 11. a table top master; 12. a glide track; 13. a telescoping member; 14. adjusting the fastener; 16. a left side piece of the table top; 17. a right side piece of the table top; 18. a coupling post; 19. a rail side plate; 31. a first foot support; 32. a second foot rest; 33. a runner; 34. a square tube shaft sleeve; 35. a handle; 36. a fine adjustment mechanism; 51. a handle base; 52. a socket joint part; 53. a handle member; 54. a coupling sleeve; 55. a locking block; 56. a thread groove; 57. a locking member; 70. wheel frame; 71. a brake pad; 72. a brake key; 73. releasing the key; 74. a first shaft; 75. a second shaft; 81. clamping the side plates; 82. a left clamping groove; 83. a right clamping groove; 84. an embedding part; 85. a cross plate; 86. a sloping plate; 87. an end cover plate.
Detailed Description
The invention will be further described with reference to the drawings and examples.
Example 1:
as shown in fig. 1 and 2, the oblique saw work frame mainly comprises a table top mechanism 1, a screw rod seat 2, a foot rest mechanism 3, a telescopic piece 13 and a roller bracket 6.
The table top mechanism 1 is a hollow aluminum profile as a whole, and is formed by connecting a table top main part 11 in the middle, a table top left side part 16 positioned on the left side and a table top right side part 17 positioned on the right side, wherein the table top main part 11, the table top left side part 16 and the table top right side part 17 are hollow aluminum profiles, and the table top left side part 16 and the table top right side part 17 are identical in structure and symmetrically arranged.
The table top main part 11 is a cuboid and is formed by connecting an upper plate positioned above, a lower plate positioned below, a left side plate positioned on the left side and a right side plate positioned on the right side; the two ends of the left side plate and the inner surface are both provided with a section of axial coupling column 18, the inside of the coupling column 18 is hollow, the inner surface is provided with internal threads, and the coupling column 18 is matched with fasteners such as screws, bolts and the like for use; the two ends and the inner surface of the right side plate are both provided with a section of axial connecting column 18, the inside of the connecting column 18 is hollow, the inner surface is provided with internal threads, and the side walls of the connecting column 18 are all provided with an opening.
The two side edges of the table top main part 11 are symmetrically provided with rail side plates 19, the rail side plates 19 extend downwards and obliquely inwards relative to the side edges of the lower plate and then extend horizontally inwards, so that the lower plate and the rail side plates 19 on the two sides jointly form a sliding rail 12 with a downward opening, and the width of the inside of the sliding rail 12 is smaller than that of the opening.
The upper and lower sides of the left side plate of the table top main part 11 are respectively provided with a clamping side plate 81, the upper clamping side plate 81 extends downwards obliquely relative to the side edge of the left side plate and then extends horizontally outwards, the lower clamping side plate 81 extends upwards obliquely relative to the side edge of the left side plate and then extends horizontally outwards, and then the left side plate, the upper and lower clamping side plates 81 jointly form a concave left clamping groove 82; the structure of the right side plate of the table top main part 11 is the same as that of the left side plate, and the right side plate, the engaging side plates 81 on the upper side and the lower side form a concave right clamping groove 83.
The left clamping groove 82 is connected with the table top left side piece 16, and the right clamping groove 83 is connected with the table top right side piece 17.
The table top left side piece 16 has a rectangular parallelepiped portion and a triangular prism portion; the cuboid part of the table top left side piece 16 consists of an upper side piece plate positioned above, a lower side piece plate positioned below, a left side piece left plate positioned on the left side and a right side piece right plate positioned on the right side, wherein the plate surface of the right side piece right plate is provided with an externally protruded and externally expanded embedded part 84, and the embedded part 84 is embedded into the left clamping groove 82; the upper edge of the left side piece of the table top extends transversely outwards to form a transverse plate 85, is bent again and extends downwards obliquely to form an inclined plate 86, and the lower edge of the inclined plate 86 extends to the lower edge of the left side piece; a section of connecting column 18 is respectively arranged between the transverse plate 85 and the inclined plate 86 and near the two ends of the transverse plate 85 and the inclined plate 86, and the connecting column 18 is hollow and internally provided with internal threads; the structure of the table top right side piece 17 is the same as that of the table top left side piece 16; end covers 87 are connected to both ends of the table mechanism 1, and fasteners such as bolts, screws and the like pass through the end covers 87 and are connected to the connecting posts 18.
Two screw rod seats 2 are arranged on the table-board mechanism 1, and clamping grooves of the screw rod seats 2 are clamped and fixed at edges of a table-board left side piece 16 and a table-board right side piece 17.
As shown in fig. 3, the two ends of the table top main part 11 are sleeved with the telescopic parts 13, the telescopic parts 13 are hollow cuboid profiles, the telescopic parts 13 axially stretch and translate relative to the end parts of the table top main part 11, and an adjusting fastener 14 for adjusting the stretching distance is arranged between the telescopic parts 13 and the table top main part 11; the adjusting fastener 14 is a fastening stud, the lower end of the fastening stud passes through the table top main part 11 and is in conflict with the telescopic part 13, and the upper end of the fastening stud is connected with the rotating button; the adjustment fastener 14 is located at the end of the table top mechanism 1, at the edge of the end cover 87.
The outer end of the telescopic piece 13 is connected with a handle seat mechanism 5, the handle seat mechanism 5 comprises a handle seat 51 in the middle, a sleeve joint part 52 is arranged on one side of the handle seat 51 close to the telescopic piece 13, and a handle piece 53 is arranged on one side of the handle seat 51 far away from the telescopic piece 13, so that the handle piece is convenient to grasp; the socket 52 is connected with the outer end of the telescopic member 13 by fastening means such as bolts and nuts.
The middle part of the handle seat 51 is provided with a vertically through square connecting hole, a vertically through connecting shaft sleeve 54 is arranged above the connecting hole, and the connecting shaft sleeve 54 and the connecting hole are connected with the roller bracket 6, in particular to the upright post of the roller bracket 6; the connecting shaft sleeve 54 is provided with an opening towards one side of the handle piece 53, two side by side baffles are arranged at two sides of the opening, a locking block 55 is arranged between the baffles, and the locking block 55 is supported by the handle seat 51; the locking block 55 has a small-amplitude outer projection on the side facing the coupling sleeve 54, which can pass through the opening and collide with the upright of the drum bracket 6 in the coupling sleeve 54; the lower bottom surface of the locking block 55 is provided with a semicircular concave thread groove 56 which is vertical to the connecting shaft sleeve 54, the surface of the thread groove 56 is provided with threads, and meanwhile, the part which is arranged on the handle seat 51 below the locking block 55 and is aligned with the thread groove 56 is provided with another semicircular concave thread groove 56, and the upper thread groove 56 and the lower thread groove 56 form a thread column; a locking member 57 is attached to the side of the locking member 55 facing the handle member 53, and the locking member 57 is formed of a stud and a rotation knob, and the stud is attached to the assembled screw column.
The foot rest mechanism 3 is formed by intersecting and hinging a first foot rest 31 and a second foot rest 32, wherein the second foot rest 32 is positioned on the inner side of the first foot rest 31, and the middle part of the first foot rest is mutually intersected and hinged with the middle part of the second foot rest; the first leg support 31 includes two parallel first legs, a cross shaft is connected between the upper ends of the two first legs, the cross shaft is hinged with the two first legs, the cross shaft can rotate relative to the two first legs, a square tube shaft sleeve 34 is sleeved on the cross shaft, and the square tube shaft sleeve 34 and the table-board mechanism 1 are fastened and connected through fasteners such as bolts; the upper ends of the two first foot bars are fixedly connected with a section of bent handle 35; the lower parts of the first foot bars are connected with inclined bars which are inclined and expanded outwards and straight bars which extend axially, the lower parts of the two first foot bars are symmetrical, a cross bar is connected between the lower ends of the two first foot bars, and the middle part of the cross bar is arranged into a V-shaped bending; the lower ends of the two first foot bars are connected with a wheel mechanism 7.
The second foot support 32 comprises two side-by-side second foot rods, a cross rod is connected between the upper ends of the two second foot rods, the middle part of the cross rod is fixedly connected with the sliding piece 33, and two side parts of the sliding piece 33 can be embedded into the sliding track 12 and translate along the sliding track 12; one end of the sliding piece 33, which faces the end of the table top main piece 11, is connected with a fine adjustment mechanism 36, the fine adjustment mechanism 36 comprises a bearing plate with a shaft hole, the bearing plate is fixed on the sliding piece 33, a nut piece is connected to the shaft hole, a fine adjustment stud is connected to the nut piece, and the lower end of the fine adjustment stud is connected with a knob; the lower parts of the second foot rods are symmetrical for connecting the inclined rods which are inclined and expanded outwards and the straight rods which extend axially.
As shown in fig. 5 and 6, the illustrated wheel mechanism 7 includes an axle, wheels 4 connected to the axle, and a wheel frame 70 supported by the axle and the first leg together; the wheel frame 70 is U-shaped, wherein two side plates are respectively connected to the wheel shafts and positioned at two sides of the wheels 4; the wheel frame 70 is provided with a brake assembly, the brake assembly comprises a brake block 71, a brake key 72 and a release key 73, wherein the brake block 71 is connected to a shaft, the shaft is connected to a side plate of the wheel frame 70, the wheel frame 70 is hinged with a first shaft 74 and a second shaft 75 through a bearing plate, the first shaft 74 is located above the second shaft 75, the first shaft 74 is connected with the release key 73, the second shaft 75 is connected with the brake key 72, the brake key 72 can press the brake block 71, and the lower end of the release key 73 is hinged with the upper end of the brake key 72 through a shaft.
As shown in fig. 7, when folded, the upper end of the second leg rest 32 slides along the slide rail 12, and the first leg rest 31 approaches and overlaps the second leg rest 32 main member.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The oblique cutting saw work frame comprises a horizontal table top mechanism (1), a screw rod seat (2) arranged on the table top mechanism and a foot rest mechanism (3) for supporting the table top mechanism, and is characterized in that the table top mechanism comprises a table top main part (11), table top side parts are symmetrically arranged on two axial sides of the table top main part, the table top main part and the table top side parts are hollow profiles, and the table top side parts and the table top main part are in clamping connection through a concave-convex matched clamping structure;
an axial sliding rail (12) is arranged on the downward plate surface of the table top main part;
the foot rest mechanism comprises a first foot support (31) and a second foot support (32) which are hinged in a crossed mode, the upper part of the first foot support and the table-board mechanism form rotary hinge through a hinge mechanism, a sliding piece (33) matched with the sliding track is arranged at the upper end of the second foot support, and the sliding piece can be embedded into the sliding track and translate along the sliding track;
the second foot support comprises two parallel second foot rods, a cross rod is connected between the upper ends of the two second foot rods, the middle part of the cross rod is connected with the sliding piece, one end of the sliding piece is connected with a fine adjustment mechanism (36), the fine adjustment mechanism comprises a bearing plate with a shaft hole, the bearing plate is fixed on the sliding piece, a nut piece is connected to the shaft hole, a fine adjustment stud is connected to the nut piece, and the lower end of the fine adjustment stud is connected with a knob;
the table top mechanism comprises a table top main part (11) in the middle, a table top left side part (16) positioned on the left side and a table top right side part (17) positioned on the right side, wherein the table top main part, the table top left side part and the table top right side part are all hollow profiles; the table top main part is a cuboid and is formed by connecting an upper plate positioned above, a lower plate positioned below, a left side plate positioned on the left side and a right side plate positioned on the right side; the two ends and the inner surface of the left side plate are respectively provided with a section of axial connecting column (18), the inner hollow and the inner surface of the connecting column are respectively provided with internal threads, the two ends and the inner surface of the right side plate are respectively provided with a section of axial connecting column, and the inner hollow and the inner surface of the connecting column are respectively provided with internal threads; the table top main part is characterized in that rail side plates (19) are arranged on two side edges of a lower plate of the table top main part, the rail side plates extend downwards and obliquely inwards relative to the side edges of the lower plate and then extend horizontally inwards, and the lower plate and the rail side plates on two sides jointly form the sliding rail (12);
the table top main part is characterized in that the upper side edge and the lower side edge of the left side plate of the table top main part are respectively provided with a clamping side plate (81), the upper clamping side plate obliquely extends downwards relative to the side edge of the left side plate and then horizontally extends outwards, the lower clamping side plate obliquely extends upwards relative to the side edge of the left side plate and then horizontally extends outwards, and then the left side plate, the upper side and the lower side clamping side plates jointly form a concave left clamping groove (82); the structure of the right side plate of the table top main part is the same as that of the left side plate, and the right side plate and the clamping side plates on the upper side and the lower side form a concave right clamping groove (83) together; the left clamping groove is connected with the left side piece of the table top, and the right clamping groove is connected with the right side piece of the table top; the table top left side piece comprises a cuboid part and a triangular prism part; the cuboid part of the left side piece of the table top comprises an upper side piece plate positioned above, a lower side piece plate positioned below, a left side piece left plate positioned on the left side and a right side piece right plate positioned on the right side, wherein the plate surface of the right side piece right plate is provided with an outwards convex and outwards expanded embedded part (84), and the embedded part can be embedded into the left clamping groove; the upper edge of the left side piece of the table top extends outwards transversely to form a transverse plate (85), is bent again and extends downwards in an inclined plate (86) inclined, and the lower edge of the inclined plate extends to the lower edge of the left side piece; a section of connecting column is arranged between the transverse plate and the inclined plate and near the two ends of the transverse plate and the inclined plate respectively, the connecting column is hollow, and the inner surface of the connecting column is provided with internal threads; the structure of the right side piece of the table top is the same as that of the left side piece of the table top; and two ends of the table top main part, the table top left side part and the table top right side part are connected with end cover plates (87).
2. The miter saw work frame according to claim 1, characterized in that the two ends of the table top main part are internally sleeved with telescopic parts (13), the telescopic parts are hollow cuboid profile telescopic parts which axially telescopic and translate relative to the end parts of the table top main part, and an adjusting fastener (14) for adjusting the telescopic distance is arranged between the telescopic parts and the table top main part; the adjusting fastener comprises a fastening stud, the lower end of the fastening stud penetrates through the table top main part and is in contact with the telescopic part, and the upper end of the fastening stud is connected with the rotating button.
3. The miter saw work frame according to claim 2, characterized in that the outer end of the telescopic member is provided with a handle seat mechanism (5), the handle seat mechanism comprises a handle seat (51) in the middle, a sleeve joint part (52) is arranged on one side of the handle seat close to the telescopic member, and a handle piece (53) which is convenient to grasp is arranged on one side of the handle seat far from the telescopic member; the sleeve joint part is sleeved with the outer end of the telescopic piece and is fixedly connected with the outer end of the telescopic piece through a fastener.
4. A miter saw work frame according to claim 3, characterized in that the middle part of the handle base is provided with a vertically through coupling hole, on which a vertically through coupling sleeve (54) is arranged, the coupling sleeve and the coupling hole being connected with a roller bracket (6); the connecting shaft sleeve is provided with an opening towards one side of the handle piece, two sides of the opening are provided with baffle plates, locking blocks (55) are arranged between the baffle plates, and the locking blocks are supported by the handle seat; an outer protruding part is arranged on one surface of the locking block facing the coupling shaft sleeve, and can penetrate through the opening and collide with the roller bracket in the coupling shaft sleeve; the lower bottom surface of the locking block is provided with a semicircular concave thread groove (56) which is vertical to the connecting shaft sleeve, the surface of the thread groove is provided with threads, and meanwhile, the position on the handle seat below the locking block, which is aligned with the thread groove, is provided with another semicircular concave thread groove, and the upper thread groove and the lower thread groove form a thread column; a locking member (57) is provided on a side of the locking member facing the handle member, the locking member including a stud and a rotation knob, the stud being connected to the threaded post.
5. The miter saw work frame according to claim 1, wherein the first leg support comprises two first leg bars arranged side by side, a transverse shaft is connected between the upper ends of the two first leg bars, the transverse shaft is hinged with the two first leg bars, the transverse shaft can rotate relative to the two first leg bars, a square pipe shaft sleeve (34) is sleeved on the transverse shaft, and the square pipe shaft sleeve is in fastening connection with the table-board mechanism through a fastener; the upper ends of the two first foot bars are connected with a section of bent handle (35); the lower parts of the first foot bars are connected with inclined bars which are inclined and expanded outwards and straight bars which extend axially, the lower parts of the two first foot bars are symmetrical, a cross bar is connected between the lower ends of the two first foot bars, and the middle part of the cross bar is arranged into a V-shaped bending; the lower ends of the two first foot bars are connected with a wheel mechanism (7).
6. A miter saw work frame according to claim 1, wherein the second foot rest is located inside the first foot rest, the middle of the first foot rest being cross hinged with the middle of the second foot rest; the wheel mechanism is positioned at the lower end of the first foot support and comprises a wheel shaft, wheels (4) connected with the wheel shaft and a wheel frame (70) jointly supported by the wheel shaft and the first foot rod; the wheel frame is U-shaped, wherein two side plates are respectively connected to the wheel shaft and positioned at two sides of the wheel; the wheel frame is provided with a brake assembly, the brake assembly comprises a brake block (71), a brake key (72) and a release key (73), wherein the brake block is connected to a shaft, the shaft is connected to a side plate of the wheel frame, the wheel frame is hinged with a first shaft (74) and a second shaft (75) through a bearing plate, the first shaft is located above the second shaft, the first shaft is connected with the release key, the second shaft is connected with the brake key, the brake key can press the brake block, and the lower end of the release key is hinged with the upper end of the brake key.
7. The miter saw work frame of claim 1, wherein at least two screw seats are provided on the table top mechanism, the screw seats being clamped and secured to edges of the left and right table top members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811498259.8A CN109397385B (en) | 2018-12-07 | 2018-12-07 | Oblique fracture saw work frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811498259.8A CN109397385B (en) | 2018-12-07 | 2018-12-07 | Oblique fracture saw work frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109397385A CN109397385A (en) | 2019-03-01 |
| CN109397385B true CN109397385B (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811498259.8A Active CN109397385B (en) | 2018-12-07 | 2018-12-07 | Oblique fracture saw work frame |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110861167B (en) * | 2019-12-10 | 2025-05-16 | 金华市亚虎工具有限公司 | X-shaped multifunctional bracket |
| CN110948047A (en) * | 2019-12-17 | 2020-04-03 | 金华市亚虎工具有限公司 | Aluminum oblique saw support |
| CN110919783A (en) * | 2019-12-19 | 2020-03-27 | 金华市亚虎工具有限公司 | a multifunctional workbench |
| CN111055246B (en) * | 2019-12-31 | 2025-01-10 | 金华市亚虎工具有限公司 | A kind of bending pipe bevel cutting saw bracket |
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