CN117161915A - A kind of support grinding equipment for outdoor seats - Google Patents

Abstract

The invention discloses a supporting seat polishing device for an outdoor seat, which comprises a supporting plate, an auxiliary positioning mechanism, a clamping mechanism and a polishing dust-falling mechanism, wherein the bottom of the supporting plate is fixedly connected with a plurality of supporting vertical rods, a straight groove is formed in the surface of the supporting plate, the auxiliary positioning mechanism is movably arranged in the straight groove, a pair of welding plates is fixedly connected to the supporting plate, the clamping mechanism comprises a pair of sliding plates which are L-shaped, the sliding plates are movably clamped on the welding plates, and the sliding plates are symmetrically arranged; compared with the prior art, the invention can lead the polishing belt to interact with the cleaning plate in the transmission process by adjusting the position of the positioning rod to be propped against the inner wall of the polishing belt, can shake off the residual metal scraps and the like on the surface of the polishing belt rapidly under the action of the elastic bristles on the surface of the hollow ball, and avoids the influence of the residual metal scraps on the surface of the polishing belt due to the action of high temperature in the subsequent polishing process.

Description

Supporting seat polishing equipment for outdoor seat

Technical Field

The invention relates to the technical field of seat accessory machining, in particular to supporting seat polishing equipment for an outdoor seat.

Background

The outdoor leisure chair is a product for outdoor passersby to rest, is used in public places such as parks, communities, large-scale amusement parks and shopping squares, and along with the development of the times, the outdoor leisure chair has stepped into most small and medium-sized cities to become a bright landscape of the cities, brings convenience for people and enables the environment to be more harmonious.

People are looking for the outdoor seat at present, people are required to meet the pursuit of attractive appearance, comfort of the people are guaranteed, so that the needs of the people are met, but the seat support is generally huge, machining staff manually polish and remove burr welding seams so as to facilitate subsequent painting and spraying, but the surface of the existing seat support is not directly contacted with a body, so that the existing seat support is simply polished, the places such as concave-convex parts or burrs on the surface are still provided with bulges and the like, people are easy to contact with the lower leg parts when resting slightly, discomfort is easy to be brought, and scratches are easy to appear after serious long-time use.

Disclosure of Invention

The invention aims to provide a supporting seat polishing device for an outdoor seat, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an outdoor supporting seat polishing equipment for seat, includes backup pad, auxiliary positioning mechanism, fixture and polishes dust fall mechanism, backup pad bottom fixedly connected with a plurality of support montants, the straight flute has been seted up on the backup pad surface, auxiliary positioning mechanism activity sets up inside the straight flute, fixedly connected with a pair of welded plate in the backup pad, fixture includes a pair of sliding plate, the sliding plate is "L" form, the sliding plate activity card is established on the welded plate, the sliding plate is the symmetry setting;

rectangular grooves are formed in the surface of the supporting plate, the rectangular grooves are located between the welding plates, the dust removing mechanisms are movably arranged in the rectangular grooves and comprise limiting plates, the limiting plates are movably arranged inside the rectangular grooves, the supporting seats can be placed on the metal plates when the supporting seats are required to be clamped in a polishing mode, the positions of the buffer shafts can be adjusted, the positioning effect can be achieved, the supporting seats can be rapidly limited by the aid of the clamping mechanisms, the supporting seat surfaces can be rapidly polished by the dust removing mechanisms, metal burrs and the like on the surfaces can be reduced, and the processing quality of equipment is guaranteed.

Preferably, the auxiliary positioning mechanism comprises a movable plate, fly leaf bottom fixedly connected with gag lever post, and the gag lever post activity sets up inside the straight flute, fixedly connected with a plurality of telescopic links on the fly leaf surface, telescopic link top fixedly welded with metal sheet, and seted up a pair of fixed slot on the metal sheet surface, the fixed slot is the symmetry setting and inside activity is equipped with a pair of buffer shaft, the equal fixedly connected with rubber pad in buffer shaft top, fixedly connected with a plurality of compression rings on the buffer shaft surface, the compression ring is even array setting on the buffer shaft, compression ring bottom fixedly connected with barometer, and the barometer supports on the rubber pad, through the location in-process, can make the supporting seat support on the compression ring surface, the compression ring inner wall can support with the buffer shaft surface, can make the compression ring laminating on the supporting seat surface, can play the positioning effect.

Preferably, the rotating disc is arranged on the side wall of the sliding plate, a plurality of arc grooves are formed in the side wall of the rotating disc, an adjusting shaft is movably arranged in the arc grooves, a limiting ring is fixedly connected to the surface of the rotating plate, a plurality of limiting inserted bars are inserted in the limiting position, a plurality of round holes are formed in the surface of the adjusting shaft, and the positions of the round holes correspond to one ends of the limiting inserted bars.

Preferably, the metal pole of fixedly connected with on the regulating spindle, and fixedly connected with U shaped plate on the metal pole, U shaped plate inner wall bottom fixedly connected with locating piece, the locating piece has elasticity, a plurality of jacks have been seted up at U shaped plate top, and the inside activity of jack is inserted and is equipped with rectangular splint, install positioning bolt on the rectangular splint, the equal fixedly connected with buffer backing plate in rectangular splint bottom can be with U shaped plate adjustment to the supporting seat both sides through adjusting the position of rolling disc and regulating spindle, can make the supporting seat inner wall support on the locating piece surface, adjusts the position of rectangular splint simultaneously, can adapt to the centre gripping of various arcwall, carries out the centre gripping location from a plurality of positions.

Preferably, a round groove is formed in the surface of the limiting plate, a rotating plate is arranged at the bottom of the limiting plate, a rotating rod is fixedly connected to the surface of the rotating plate, the rotating rod is movably arranged in the round groove, a plurality of scale marks are arranged on the surface of the limiting plate, and the scales are firstly positioned on the outer side of the rotating rod;

the utility model discloses a rotary plate, including the supporting seat, the supporting seat is fixed on the supporting seat, fixedly connected with brace table on the rotating plate surface, the control motor is installed at the brace table top, the mounting panel is installed to control motor one end, the circular slot has been seted up on the mounting panel, install the transmission shaft on the control motor output, the transmission shaft runs through the circular slot, can rotate the rotating plate according to the demand, can polish processing fast to the supporting seat surface from a plurality of angles.

Preferably, the top of the mounting plate is welded with a fixed baffle, a pair of metal shafts are mounted on the side wall of the mounting plate, a dust collecting box is mounted on one side of each metal shaft, the dust collecting box is positioned at the bottom of the fixed baffle, a plurality of clamping grooves are formed in the inner wall of the dust collecting box, and positioning rods are mounted in the clamping grooves;

fixedly connected with welded axle on the mounting panel inner wall, and the epaxial rotation of welded is equipped with the expansion ring, the expansion ring outside is equipped with the U-shaped axle, the U-shaped axle is inserted and is established inside the welded axle, a pair of mounting groove has been seted up on the U-shaped axle, the inside fixedly connected with fixed axle of mounting groove, fixedly connected with dysmorphism ring on the fixed axle, dysmorphism ring is the symmetry setting, fixedly connected with compression ball between the dysmorphism ring top, the epaxial expansion shaft that is equipped with of U-shaped, between expansion shaft and the mounting groove, fixedly connected with driving rope between the compression ball, and driving rope one end joint is inside the expansion shaft, through when needs polish to the supporting seat surface, can adjust the position of U-shaped axle, can adjust the length of polishing area, can adjust to different positions.

Preferably, the bottom of the inner wall of the dust collecting box is fixedly connected with a grid plate, the inside of the dust collecting box is fixedly connected with a pair of clamping shafts, a plurality of rotating rings are arranged on the clamping shafts in a rotating mode, a plurality of cleaning plates are fixedly connected to the surfaces of the rotating rings, a plurality of fixing gaps are formed in the cleaning plates, hollow balls are fixedly connected to the inside of the fixing gaps, elastic bristles are fixedly connected to the surfaces of the hollow balls and propped against the top of the grid plate in the rotating process;

be equipped with solid fixed ring between the rotatory ring, gu fixed ring installs at the joint axle, both sides gu fixed ring and rotatory ring on the joint axle are the staggered arrangement, gu fixed ring fixedly connected with L shaped plate on the surface, a plurality of fixed plates of inside fixedly connected with of L shaped plate, fixedly connected with net piece between the fixed plate, through rotating the in-process along with rotatory ring, can make clearance board one end and L shaped plate surface offset, can make and remember each other between net piece and the hollow ball, can make the hollow ball appear deformation, can clear up surface residual metal fillings and dirt etc..

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the position of the positioning rod is adjusted to enable the positioning rod to be propped against the inner wall of the polishing belt, so that the polishing belt can interact with the cleaning plate in the transmission process, and metal scraps and the like remained on the surface of the polishing belt can be rapidly shaken off under the action of elastic bristles on the surface of the hollow ball, so that the metal scraps are prevented from remaining on the surface of the polishing belt due to the action of high temperature in the subsequent polishing process, and the subsequent polishing effect is influenced;

2. according to the invention, in the positioning process, the supporting seat can be propped against the surface of the compression ring, the inner wall of the compression ring can prop against the surface of the buffer shaft, the compression ring can be attached to the surface of the supporting seat, the positioning effect can be achieved, and the situation of deviation in the clamping process is avoided;

3. according to the invention, the U-shaped plates can be adjusted to the two sides of the supporting seat by adjusting the positions of the rotating disc and the adjusting shaft, the inner wall of the supporting seat can be propped against the surface of the positioning block, and meanwhile, the positions of the rectangular clamping plates are adjusted, so that the clamping device can adapt to clamping of various arc surfaces, clamping and positioning can be carried out from a plurality of positions, the stability of the device in the processing process is ensured, and the subsequent polishing processing is facilitated;

4. according to the invention, when the surface of the supporting seat is required to be polished, the position of the U-shaped shaft can be adjusted, the length of the polishing belt can be adjusted, the polishing precision of equipment can be ensured, and the missing situation is reduced;

5. according to the invention, in the process of rotating along with the rotating ring, one end of the cleaning plate can be propped against the surface of the L-shaped plate, the grid pieces and the hollow balls can be memorized mutually, the hollow balls can deform, and the metal scraps, dirt and the like remained on the surface can be cleaned, so that the cleaning plate falls into the dust collecting box, and is convenient for subsequent cleaning.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of a clamping mechanism according to the present invention;

FIG. 3 is a schematic view of the auxiliary positioning mechanism of the present invention;

FIG. 4 is a schematic view of the structure of the polishing dust-settling mechanism of the present invention;

FIG. 5 is an enlarged schematic view of a portion of FIG. 4A according to the present invention;

FIG. 6 is a schematic view of a partial structure of a U-shaped shaft according to the present invention;

FIG. 7 is a schematic view of a structure of a clamping shaft according to the present invention;

FIG. 8 is a schematic view of the L-shaped plate structure of the present invention;

in the figure: 1. a support plate; 2. an auxiliary positioning mechanism; 3. a clamping mechanism; 4. polishing and dust falling mechanisms; 5. a dust collection box; 11. welding plates; 12. rectangular grooves; 13. a supporting vertical rod; 21. a movable plate; 22. a telescopic rod; 23. a fixing groove; 24. a buffer shaft; 241. a compression ring; 31. a sliding plate; 32. a rotating disc; 33. an arc-shaped groove; 34. an adjusting shaft; 35. a U-shaped plate; 36. a rectangular clamping plate; 37. a positioning block; 41. a limiting plate; 42. a rotating plate; 43. a support table; 431. controlling a motor; 432. a transmission shaft; 44. a fixed baffle; 45. a mounting plate; 46. a movable ring; 461. a U-shaped shaft; 462. a mounting groove; 47. a fixed shaft; 471. a profiled ring; 472. compressing the ball; 48. a movable shaft; 51. the clamping shaft; 52. a rotating ring; 53. a fixing ring; 54. an L-shaped plate; 55. a cleaning plate; 56. a hollow sphere; 57. a fixing plate; 571. grid sheet.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a supporting seat polishing equipment for outdoor seat, including backup pad 1, auxiliary positioning mechanism 2, fixture 3 and dust fall mechanism 4 polishes, backup pad 1 bottom fixedly connected with a plurality of support montants 13, the straight flute has been seted up on the backup pad 1 surface, auxiliary positioning mechanism 2 activity sets up inside the straight flute, fixedly connected with a pair of welded plate 11 on the backup pad 1, fixture 3 includes a pair of sliding plate 31, sliding plate 31 is "L" form, sliding plate 31 activity card is established on welded plate 11, sliding plate 31 is the symmetry setting;

rectangular grooves 12 are formed in the surface of the supporting plate 1, the rectangular grooves 12 are located between the welding plates 11, the polishing and dust falling mechanisms 4 are movably arranged in the rectangular grooves 12, the polishing and dust falling mechanisms 4 comprise limiting plates 41, the limiting plates 41 are movably arranged in the rectangular grooves 12, when the supporting seat needs to be polished and clamped, the supporting seat can be placed on a metal plate, the position of the buffer shaft 24 can be adjusted, the positioning effect can be achieved, the supporting seat can be rapidly limited by the clamping mechanism 3, the polishing and dust falling mechanisms 4 can rapidly polish the surface of the supporting seat, metal burrs and the like on the surface can be reduced, and the processing quality of equipment is guaranteed.

The auxiliary positioning mechanism 2 comprises a movable plate 21, a limiting rod is fixedly connected to the bottom of the movable plate 21, the limiting rod is movably arranged inside a straight groove, a plurality of telescopic rods 22 are fixedly connected to the surface of the movable plate 21, metal plates are fixedly welded to the tops of the telescopic rods 22, a pair of fixing grooves 23 are formed in the surface of the metal plates, the fixing grooves 23 are symmetrically arranged, a pair of buffer shafts 24 are movably arranged in the fixing grooves, rubber pads are fixedly connected to the tops of the buffer shafts 24, a plurality of compression rings 241 are fixedly connected to the surfaces of the buffer shafts 24, the compression rings 241 are uniformly arranged on the buffer shafts 24 in an array manner, air blocks are fixedly connected to the bottoms of the compression rings 241 and are abutted to the rubber pads, a supporting seat can be abutted to the surfaces of the compression rings 241 through the positioning process, the inner walls of the compression rings 241 can be abutted to the surfaces of the buffer shafts 24, the compression rings 241 can play a role in positioning, and the situation that deflection occurs in the clamping process is avoided.

The sliding plate 31 is provided with a rotating disc 32 on the side wall, a plurality of arc grooves 33 are formed in the side wall of the rotating disc 32, an adjusting shaft 34 is movably arranged in the arc grooves 33, a limiting ring is fixedly connected to the surface of the rotating plate 32, a plurality of limiting inserted bars are inserted in the limiting ring, a plurality of round holes are formed in the surface of the adjusting shaft 34, and the positions of the round holes correspond to one ends of the limiting inserted bars.

The metal rod is fixedly connected to the adjusting shaft 34, the U-shaped plate 35 is fixedly connected to the metal rod, the positioning block 37 is fixedly connected to the bottom of the inner wall of the U-shaped plate 35, the positioning block 37 is elastic, a plurality of jacks are formed in the top of the U-shaped plate 35, the rectangular clamping plates 36 are movably inserted into the jacks, positioning bolts are installed on the rectangular clamping plates 36, the buffer backing plates are fixedly connected to the bottoms of the rectangular clamping plates 36, the U-shaped plate 35 can be adjusted to two sides of the supporting seat through adjusting the positions of the rotating disc 32 and the adjusting shaft 34, the inner wall of the supporting seat can be abutted to the surface of the positioning block 37, meanwhile, the positions of the rectangular clamping plates 36 are adjusted, clamping and positioning can be carried out from a plurality of positions, stability in the machining process of equipment is guaranteed, and polishing processing is convenient to follow-up.

A round groove is formed in the surface of the limiting plate 41, a rotating plate 42 is arranged at the bottom of the limiting plate 41, a rotating rod is fixedly connected to the surface of the rotating plate 42, the rotating rod is movably arranged in the round groove, a plurality of scale marks are formed in the surface of the limiting plate 41, and the scales are firstly positioned on the outer side of the rotating rod;

the supporting table 43 is fixedly connected to the surface of the rotating plate 42, the control motor 431 is installed at the top of the supporting table 43, the mounting plate 45 is installed at one end of the control motor 431, a round groove is formed in the mounting plate 45, the output end of the control motor 431 is provided with the transmission shaft 432, the transmission shaft 432 penetrates through the round groove, the rotating plate 42 can be rotated according to requirements, and the surface of the supporting seat can be rapidly polished and processed from multiple angles.

The top of the mounting plate 45 is welded with a fixed baffle 44, a pair of metal shafts are mounted on the side wall of the mounting plate 45, a dust collecting box 5 is mounted on one side of each metal shaft, the dust collecting box 5 is positioned at the bottom of the fixed baffle 44, a plurality of clamping grooves are formed in the inner wall of the dust collecting box 5, and positioning rods are mounted in the clamping grooves;

the welding shaft is fixedly connected to the inner wall of the mounting plate 45, the movable ring 46 is rotationally arranged on the welding shaft, the U-shaped shaft 461 is arranged on the outer side of the movable ring 46, the U-shaped shaft 461 is inserted into the welding shaft, a pair of mounting grooves 462 are formed in the U-shaped shaft 461, a fixing shaft 47 is fixedly connected to the mounting grooves 462, a plurality of special-shaped rings 471 are fixedly connected to the fixing shaft 47, the special-shaped rings 471 are symmetrically arranged, compression balls 472 are fixedly connected to the tops of the special-shaped rings 471, the movable shaft 48 is inserted into the mounting grooves 462, a driving rope is fixedly connected between the compression balls 472, one end of the driving rope is clamped inside the movable shaft 48, the position of the U-shaped shaft 461 can be adjusted when the surface of a supporting seat is required to be polished, the length of a polishing belt can be adjusted according to different positions, the polishing precision of equipment is guaranteed, and missing situations are reduced.

The bottom of the inner wall of the dust collection box 5 is fixedly connected with a grid plate, the inside of the dust collection box 5 is fixedly connected with a pair of clamping shafts 51, a plurality of rotating rings 52 are arranged on the clamping shafts 51 in a rotating mode, a plurality of cleaning plates 55 are fixedly connected to the surfaces of the rotating rings 52, a plurality of fixing gaps are formed in the cleaning plates 55, hollow balls 56 are fixedly connected to the inside of the fixing gaps, elastic bristles are fixedly connected to the surfaces of the hollow balls 56 and abut against the top of the grid plate in the rotating process;

the fixed rings 53 are arranged between the rotating rings 52, the fixed rings 53 are arranged on the clamping shafts 51, the fixed rings 53 on the clamping shafts 51 on two sides are arranged in a staggered mode with the rotating rings 52, an L-shaped plate 54 is fixedly connected to the surface of the fixed rings 53, a plurality of fixed plates 57 are fixedly connected to the inside of the L-shaped plate 54, grid sheets 571 are fixedly connected between the fixed plates 57, one ends of the cleaning plates 55 can be propped against the surface of the L-shaped plate 54 along with the rotation of the rotating rings 52, the grid sheets 571 and the hollow balls 56 can be mutually memorized, the hollow balls 56 can deform, and metal scraps, dirt and the like remained on the surface can be cleaned, so that the metal scraps, dirt and the like fall into the dust collecting box 5, and the dust collecting box is convenient to clean later.

Working principle: firstly, when the supporting seat needs to be polished and clamped, the supporting seat can be placed on a metal plate, the position of the buffer shaft 24 can be adjusted, the positioning function can be achieved, the supporting seat can be rapidly limited by the matching clamping mechanism 3, the polishing dust falling mechanism 4 can rapidly polish the surface of the supporting seat, the conditions that metal burrs exist on the surface and the like can be reduced, the processing quality of equipment is ensured, in the positioning process, the supporting seat can be abutted against the surface of the compression ring 241, the inner wall of the compression ring 241 can be abutted against the surface of the buffer shaft 24, the compression ring 241 can be abutted against the surface of the supporting seat, the positioning function can be achieved, and the situation that deflection occurs in the clamping process is avoided;

then when the supporting seat is required to be clamped, the positions of the rotating disc 32 and the adjusting shaft 34 can be adjusted, the U-shaped plates 35 can be adjusted to the two sides of the supporting seat, the inner wall of the supporting seat can be abutted against the surface of the positioning block 37, and meanwhile, the positions of the rectangular clamping plates 36 can be adjusted, so that the clamping of various arc surfaces can be adapted, the clamping and positioning can be carried out from a plurality of positions, the stability in the machining process of equipment is ensured, and the follow-up polishing machining is facilitated;

finally, when needs are polished to the supporting seat surface, the position of the U-shaped shaft 461 can be adjusted, the length of the polishing belt can be adjusted to different positions, the polishing precision of equipment is guaranteed, the missing condition is reduced, and in the polishing process, the position of the positioning rod can be adjusted, the positioning rod is abutted against the inner wall of the polishing belt, the polishing belt can be interacted with the cleaning plate 55 in the transmission process, residual metal scraps and the like on the surface of the polishing belt can be rapidly shaken off under the action of elastic bristles on the surface of the hollow ball 56, the metal scraps are prevented from remaining on the surface of the polishing belt due to the action of high temperature in the subsequent polishing process, the subsequent polishing effect is influenced, and in the rotating process of the rotating ring 52, one end of the cleaning plate 55 is abutted against the surface of the L-shaped plate 54, the grid piece 571 and the hollow ball 56 are mutually memorized, the hollow ball 56 is deformed, the residual metal scraps, dirt and the like on the surface can be cleaned, the surface is dropped into the dust collecting box 5, and the subsequent cleaning is facilitated.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an equipment of polishing of supporting seat for outdoor seat, includes backup pad (1), auxiliary positioning mechanism (2), fixture (3) and polishes dust fall mechanism (4), its characterized in that: the bottom of the supporting plate (1) is fixedly connected with a plurality of supporting vertical rods (13), a straight groove is formed in the surface of the supporting plate (1), the auxiliary positioning mechanism (2) is movably arranged in the straight groove, a pair of welding plates (11) is fixedly connected to the supporting plate (1), the clamping mechanism (3) comprises a pair of sliding plates (31), the sliding plates (31) are L-shaped, the sliding plates (31) are movably clamped on the welding plates (11), and the sliding plates (31) are symmetrically arranged;

rectangular grooves (12) are formed in the surface of the supporting plate (1), the rectangular grooves (12) are located between the welding plates (11), polishing dust falling mechanisms (4) are movably arranged in the rectangular grooves (12), the polishing dust falling mechanisms (4) comprise limiting plates (41), and the limiting plates (41) are movably arranged in the rectangular grooves (12).

2. The outdoor seat support base polishing apparatus according to claim 1, wherein: the auxiliary positioning mechanism (2) comprises a movable plate (21), a limiting rod is fixedly connected to the bottom of the movable plate (21), the limiting rod is movably arranged inside a straight groove, a plurality of telescopic rods (22) are fixedly connected to the surface of the movable plate (21), a metal plate is fixedly welded to the top of the telescopic rods (22), a pair of fixing grooves (23) are formed in the surface of the metal plate, the fixing grooves (23) are symmetrically arranged, a pair of buffer shafts (24) are movably arranged in the fixing grooves, rubber pads are fixedly connected to the tops of the buffer shafts (24), a plurality of compression rings (241) are fixedly connected to the surface of the buffer shafts (24), the compression rings (241) are uniformly arranged on the buffer shafts (24) in an array mode, air blocks are fixedly connected to the bottoms of the compression rings (241), and the air blocks are propped against the rubber pads.

3. The outdoor seat support base polishing apparatus according to claim 1, wherein: install rolling disc (32) on sliding plate (31) lateral wall, a plurality of arc wall (33) have been seted up on rolling disc (32) lateral wall, arc wall (33) inside movable mounting has regulating spindle (34), fixedly connected with spacing ring on rolling plate (32) surface, and it is equipped with a plurality of spacing inserted bars to insert on spacing, a plurality of round holes have been seted up on regulating spindle (34) surface, and round hole position corresponds with spacing inserted bar one end.

4. A support base grinding apparatus for outdoor chairs according to claim 3, wherein: the utility model discloses a damping cushion for a car, including adjusting axle (34), locating piece (37) and rectangular splint (36) are offered to fixed connection, and fixed connection U shaped board (35) on the metal pole, U shaped board (35) inner wall bottom fixedly connected with locating piece (37), locating piece (37) have elasticity, a plurality of jacks have been offered at U shaped board (35) top, and the inside activity of jack has been inserted rectangular splint (36), install positioning bolt on rectangular splint (36), equal fixedly connected with buffering backing plate in rectangular splint (36) bottom.

5. The outdoor seat support base polishing apparatus according to claim 1, wherein: the rotary rod is movably arranged in the round groove, a plurality of scale marks are arranged on the surface of the limiting plate (41), and the scales are firstly positioned on the outer side of the rotary rod;

the rotary table is characterized in that a supporting table (43) is fixedly connected to the surface of the rotary plate (42), a control motor (431) is installed at the top of the supporting table (43), a mounting plate (45) is installed at one end of the control motor (431), a round groove is formed in the mounting plate (45), a transmission shaft (432) is installed at the output end of the control motor (431), and the transmission shaft (432) penetrates through the round groove.

6. The outdoor seat support base grinding apparatus of claim 5, wherein: the top of the mounting plate (45) is welded with a fixed baffle (44), a pair of metal shafts are mounted on the side wall of the mounting plate (45), a dust collecting box (5) is mounted on one side of each metal shaft, the dust collecting box (5) is positioned at the bottom of the fixed baffle (44), a plurality of clamping grooves are formed in the inner wall of the dust collecting box (5), and positioning rods are mounted in the clamping grooves;

fixedly connected with welded axle on mounting panel (45) inner wall, and welded epaxial rotation is equipped with expansion ring (46), the expansion ring (46) outside is equipped with U-shaped shaft (461), U-shaped shaft (461) are inserted and are established inside the welded axle, a pair of mounting groove (462) have been seted up on U-shaped shaft (461), inside fixedly connected with fixed axle (47) of mounting groove (462), fixedly connected with a plurality of dysmorphism rings (471) on fixed axle (47), dysmorphism ring (471) are the symmetry setting, fixedly connected with compression ball (472) between dysmorphism ring (471) top, insert on U-shaped shaft (461) and be equipped with expansion shaft (48), between expansion shaft (48) and mounting groove (462), fixedly connected with driving rope between compression ball (472), and driving rope one end joint is inside expansion shaft (48).

7. The outdoor seat support base polishing apparatus according to claim 6, wherein: the dust collecting box is characterized in that a grid plate is fixedly connected to the bottom of the inner wall of the dust collecting box (5), a pair of clamping shafts (51) are fixedly connected to the inside of the dust collecting box (5), a plurality of rotating rings (52) are rotatably arranged on the clamping shafts (51), a plurality of cleaning plates (55) are fixedly connected to the surfaces of the rotating rings (52), a plurality of fixing notches are formed in the cleaning plates (55), hollow balls (56) are fixedly connected to the inside of the fixing notches, and elastic bristles are fixedly connected to the surfaces of the hollow balls (56) and abut against the tops of the grid plate in the rotating process;

be equipped with solid fixed ring (53) between rotatory ring (52), gu fixed ring (53) install at joint axle (51), both sides gu fixed ring (53) on joint axle (51) are the staggered arrangement with rotatory ring (52), gu fixed ring (53) are fixedly connected with L shaped plate (54) on the surface, a plurality of fixed plates (57) of inside fixedly connected with of L shaped plate (54), fixedly connected with net piece (571) between fixed plate (57).