CN113071108B - A nut automatic feeding and implanting device - Google Patents
A nut automatic feeding and implanting device Download PDFInfo
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- CN113071108B CN113071108B CN202110382050.0A CN202110382050A CN113071108B CN 113071108 B CN113071108 B CN 113071108B CN 202110382050 A CN202110382050 A CN 202110382050A CN 113071108 B CN113071108 B CN 113071108B
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- 230000000007 visual effect Effects 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims description 33
- 238000002513 implantation Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 18
- 239000007943 implant Substances 0.000 claims description 12
- 238000001746 injection moulding Methods 0.000 claims description 12
- 238000010009 beating Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 229910052802 copper Inorganic materials 0.000 description 9
- 239000010949 copper Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000013459 approach Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/44—Joining a heated non plastics element to a plastics element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
- B29C65/7861—In-line machines, i.e. feeding, joining and discharging are in one production line
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/95—Measuring or controlling the joining process by measuring or controlling specific variables not covered by groups B29C66/91 - B29C66/94
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
本发明公开了一种螺母自动送料植入设备，螺母自动送料植入设备包括：夹持装置，所述夹持装置包括夹持气缸，所述夹持气缸的多个动力输出部上均连接有螺母夹爪；多个螺母夹爪成圆周阵列设置，并通过所述夹持气缸的动力输出部的驱动而相互靠近或远离圆周阵列中心；螺母排列装置，所述螺母排列装置用于摆放并调整螺母；视觉识别装置，所述视觉识别装置位于所述螺母排列装置的上方，并用于识别所述螺母排列装置中螺母的规格；多轴输送装置，所述多轴输送装置连接所述夹持装置，所述夹持装置通过所述多轴输送装置的驱动而移动。解决了现有技术中螺母机头均为单一兼容功能，不同规格需要切换机头的问题。
The present invention discloses an automatic feeding and implanting device for nuts, which comprises: a clamping device, the clamping device comprises a clamping cylinder, and a plurality of power output parts of the clamping cylinder are connected with nut clamps; a plurality of nut clamps are arranged in a circular array, and are driven by the power output part of the clamping cylinder to move closer to or farther from the center of the circular array; a nut arranging device, the nut arranging device is used to place and adjust nuts; a visual identification device, the visual identification device is located above the nut arranging device, and is used to identify the specifications of nuts in the nut arranging device; a multi-axis conveying device, the multi-axis conveying device is connected to the clamping device, and the clamping device is moved by the drive of the multi-axis conveying device. The problem that the nut heads in the prior art all have a single compatible function and the heads need to be switched for different specifications is solved.
Description
Technical Field
The invention relates to the field of injection molding processing, in particular to automatic nut feeding and implanting equipment.
Background
At present, a nut implantation procedure is adopted in the post-processing procedure of an injection molding piece, and a hot melting nut implantation procedure is generally adopted, in the hot melting nut implantation procedure, after nuts are clamped by an implantation machine head, the implantation machine head is installed at the corresponding position of the injection molding piece, the implantation machine head is of a single specification, one nut is matched with one hot melting nut machine head, copper nuts of different specifications are required to be implanted into the machine heads of different specifications, and when nuts of different specifications are required to be installed on the injection molding piece, the different implantation machine heads are required to be switched to be matched with the nuts of the corresponding specifications. In the processing process, the quick switching between different machine heads consumes long time, so that resource waste is caused, and each type of nut is required to be provided with one implantation machine head corresponding to the implantation machine head, and a plurality of machine heads are required to be manufactured, so that the manufacturing cost is high.
Accordingly, the prior art is still in need of improvement and development.
Disclosure of Invention
In view of the defects in the prior art, the invention aims to provide automatic nut feeding and implanting equipment, which solves the problem that in the prior art, nut heads are single compatible functions and heads with different specifications need to be switched.
The technical scheme of the invention is as follows:
A nut autoloading implant device comprising:
The clamping device comprises a clamping cylinder, and a plurality of power output parts of the clamping cylinder are connected with nut clamping jaws;
the nut clamping jaws are arranged in a circumferential array and are driven by the power output part of the clamping cylinder to be close to or far from the center of the circumferential array;
the nut arranging device is used for placing and adjusting nuts;
The visual identification device is positioned above the nut arranging device and is used for identifying the specification of nuts in the nut arranging device;
and the multi-shaft conveying device is connected with the clamping device, and the clamping device is driven to move by the multi-shaft conveying device.
Further, the nut jaw includes:
the connecting plate is connected to the power output part of the clamping cylinder;
the clamping plate is fixedly arranged on one side, away from the clamping cylinder, of the connecting plate and extends towards the direction away from the clamping cylinder;
and a clamping position is arranged on one side of the clamping plate, which faces the center of the circumferential array, and the clamping position is matched with the outline of the nut.
Further, the nut automatic feeding implantation equipment further comprises a heating device which is connected to the clamping device and used for heating nuts on the nut clamping jaw.
Further, the heating device includes:
the coil mounting bracket is connected to one side, away from the multi-shaft conveying device, of the cylinder body of the clamping cylinder;
the heating coil is connected to the coil mounting bracket and surrounds the nut clamped by the nut clamping jaw.
Further, the coil mounting bracket includes:
The nut clamping jaws are arranged on the supporting rods, and the nut clamping jaws are arranged on the supporting rods;
the support ring is connected to one side, away from the clamping cylinder, of the plurality of support rods, and the clamping plate of the nut clamping jaw is located in the inner ring of the support ring.
Further, the heating coil is a high-frequency heating coil.
Further, the clamping device further includes:
The fixed seat is connected to the movable output part of the multi-shaft conveying device;
The pushing cylinder is fixedly connected to the fixing seat;
The connecting frame is fixedly connected to the cylinder body of the pushing cylinder, and the cylinder body of the clamping cylinder is fixedly connected to the surface, deviating from the pushing cylinder, of the connecting frame;
And the material beating rod is connected to the power output part of the pushing cylinder, extends towards the clamping cylinder and penetrates through the clamping cylinder.
Further, the multi-axis conveying device is a four-axis mechanical arm.
Further, the nut arranging apparatus includes:
A vibration table;
A backlight source arranged on the surface of the vibrating table facing the visual recognition device;
The material box is arranged on the surface of the backlight source facing the visual identification device, and light emitted by the backlight source penetrates through the bottom of the material box.
Further, the visual recognition apparatus includes:
An industrial camera located above the nut arranging device;
the industrial lens is connected to one side of the industrial camera, which faces the nut arranging device;
A camera light source disposed around the industrial lens.
The automatic nut feeding and implanting device has the beneficial effects that the automatic nut feeding and implanting device comprises the clamping device, the nut arranging device, the visual identification device, the multi-shaft conveying device and the heating device. The method comprises the steps of placing nuts on a nut arranging device, adjusting the nuts, identifying the nuts with adjusted positions in the nut arranging device through a visual identification device located above the nut arranging device, judging that the specifications of the identified nuts are nuts meeting requirements, moving a driving clamping device of a multi-shaft conveying device to the nut arranging device, clamping the identified nuts meeting requirements through the clamping device, moving the clamped nuts to positions, needing to be implanted into nuts, of an injection molding piece through driving of the multi-shaft conveying device, and implanting the nuts to the positions. And the clamping device is driven to drive a plurality of nut clamping jaws connected with the clamping device to mutually approach the circumference array center of the nut clamping jaw through the clamping cylinder in the nut clamping process, so that the nut can be clamped, the clamping cylinder in the clamping device is driven to drive a plurality of nut clamping jaws connected with the clamping device to keep away from the circumference array center of the nut clamping jaw, the nut is loosened or the nut is waited to be clamped, and the nuts with different outer diameters can be clamped through the plurality of nut clamping jaws along the radial setting of the clamping cylinder, so that different nut specifications are adapted. The nut autoloading implantation equipment that this embodiment provided can carry the nut of different specifications, has solved among the prior art nut aircraft nose and has been single compatible function, and the problem of different specifications needs switch the aircraft nose has reduced the waste of idle aircraft nose, practices thrift manufacturing time, has realized that many compatible low cost put into high efficiency production.
Drawings
FIG. 1 is a front view of an embodiment of a nut autofeed implant device of the present invention;
FIG. 2 is a schematic view of an embodiment of a nut autoloading implant device of the present invention;
Fig. 3 is an enlarged view of a portion a of fig. 2;
Fig. 4 is a partial cross-sectional view of an embodiment of a nut autoloading implant device of the present invention.
The reference numerals in the drawing comprise 100 parts of nut arranging device, 110 parts of vibrating table, 120 parts of backlight source, 130 parts of material box, 200 parts of visual identifying device, 210 parts of industrial camera, 220 parts of industrial lens, 230 parts of camera light source, 300 parts of multi-axis conveying device, 310 parts of movable output part, 400 parts of clamping device, 410 parts of clamping cylinder, 420 parts of nut clamping jaw, 421 parts of connecting plate, 422 parts of clamping plate, 423 parts of counter bore, 424 parts of chamfer, 430 parts of fixing seat, 440 parts of pushing cylinder, 450 parts of connecting frame, 460 parts of material beating rod, 500 parts of heating device, 510 parts of coil mounting bracket, 511 parts of supporting rod, 512 parts of supporting ring, 513 parts of radiating hole, 520 parts of heating coil, 600 parts of nut.
Detailed Description
The invention provides automatic nut feeding and implanting equipment, which is used for making the purposes, technical schemes and effects of the invention clearer and clearer, and further elaborated by referring to the drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 and 2, the present embodiment provides a nut automatic feeding and implanting apparatus, which includes a nut arranging device 100, a visual recognition device 200, a multi-axis conveying device 300, a clamping device 400, and a heating device 500. For convenience of description of the structure, the nut arranging apparatus 100 is horizontally placed on a plane, a side facing the user is a front side, a side facing away from the user is a rear side, a top side is a top side, a bottom side is a bottom side, and a direction corresponding to a left and right hand of the user is a left and right direction.
Usually, for the convenience of the device, a rack is provided, and the rack is used for supporting the nut automatic feeding implantation device in the embodiment. The frame can be a table, a frame body spliced by the profile structures, and the like. The nut arranging apparatus 100 is horizontally and fixedly placed on the frame. The multi-axis conveying device 300 is disposed on the frame and located at one side of the nut arranging device 100, and in a specific structure, the multi-axis conveying device 300 is fixedly disposed at the right side of the nut arranging device 100, the multi-axis conveying device 300 is connected with the clamping device 400, and the clamping device 400 is driven by the multi-axis conveying device 300 to move. In a state where the multi-axis transportation device 300 moves in a horizontal plane, the clamping device 400 is located above the nut arranging device 100 with a certain distance from the nut arranging device 100, and the clamping device 400 is fixedly connected to the multi-axis transportation device 300 and can move in the up-down direction, the left-right direction, or/and the front-rear direction along with the output portion of the multi-axis transportation device 300. The visual recognition device 200 is located above the nut arranging apparatus 100, higher than the clamping apparatus 400, and is used to recognize the specifications of the nuts 600 in the nut arranging apparatus 100. The heating device 500 is located below the clamping device 400, and the heating device 500 is connected to the clamping device 400 and is used for heating the nut 600 clamped on the nut clamping jaw 420.
In the above-mentioned scheme, the nut 600 is placed on the nut arranging device 100, the nut 600 is adjusted by the nut arranging device 100, the nut 600 with the adjusted position in the nut arranging device 100 is identified by the visual identifying device 200 located above the nut arranging device 100, and the identified nut 600 is determined to be the nut 600 meeting the required specification, if the nut 600 meeting the required specification is the nut 600 meeting the required specification, the position of the nut 600 meeting the required specification on the nut arranging device 100 is determined. The clamping device 400 of the multi-axis conveying device 300 is driven to move to the nut arranging device 100, the clamping device 400 clamps the identified nuts 600 meeting the requirements, the clamped nuts 600 are driven by the multi-axis conveying device 300 to move to the positions, where the nuts 600 need to be implanted, on the injection molding piece, and the nuts 600 are implanted to the positions. The nut 600 implantation process is automated, thereby improving production efficiency.
In the specific structure of this embodiment, the nut arranging apparatus 100 adopts a planar vibration plate, and the planar vibration plate has various forms, for example, vibration is realized by a mechanical structure, the planar vibration plate in this embodiment includes harmonic oscillators, and the nuts 600 in the feed box 130 are arranged by vibration in a harmonic resonance manner through harmonics generated by the harmonic oscillators. The copper nuts 600 are changed in direction or arranged so that the visual recognition device 200 can recognize the nuts 600 and determine the specifications of the nuts 600, and the required positions of the nuts 600 on the planar vibration plate are determined. The nut 600 is placed and adjusted by the nut arranging apparatus 100 so that the visual recognition is more accurate. It is easy to think that a round vibration plate or other structure may be used as the nut arranging device 100 to sort and order the nuts 600, so as to facilitate gripping.
In a specific embodiment, as shown in fig. 2, the nut arranging apparatus 100 includes a vibration table 110, a backlight 120, and a magazine 130. The vibration table 110 is fixedly arranged on the rack through screws, vibration is generated after the vibration table 110 is electrified, the backlight source 120 is arranged on the surface of the vibration table 110 facing the visual identification device 200, the upper surface of the vibration table 110 is a plane, namely, the backlight source 120 is fixedly arranged on the upper surface of the vibration table 110, the backlight source 120 emits light towards the visual identification device 200 after the power is electrified, and the light passes through the nuts 600, so that the nuts 600 in the nut arranging device 100 can be visually identified conveniently. The light emitted by the backlight 120 in this embodiment is a white light backlight. The cartridge 130 is disposed on a surface of the backlight 120 facing the visual recognition device 200, and the light emitted by the backlight 120 penetrates through the bottom of the cartridge 130. It is easy to think that the material box 130 may also adopt a frame body, the frame body is sleeved on the surface edge of the backlight source 120 to form a containing space, and the nut 600 is implanted into the containing space surrounded by the frame body.
The working process is that the nut 600 is put into the material box 130, the vibration is generated by the vibration table 110, the vibration is transmitted to the material box 130, the material box 130 vibrates, the vibration table 110 vibrates for 2 seconds each time, wherein the material box 130 stops once every 1 second, the nut 600 in the material box 130 randomly jumps, in the stop time, the vision of the vision recognition device 200 can judge whether the copper nut in the state is in line or not by the nut 600 in the material box 130, if not, the vibration plate continues vibrating, if not, a signal is transmitted to the control end, and the control end sends a corresponding instruction to the multi-axis conveying device 300. The multi-axis conveying device 300 drives the clamping device 400 to move to the position of the nut 600 meeting the requirements, and the clamping device 400 is driven by the multi-axis conveying device 300 to move to the vibration disc to grab the nut 600 and clamp the nut 600 out of the material box 130.
In a specific embodiment, as shown in FIG. 2, the visual recognition device 200 specifically includes an industrial camera 210, an industrial lens 220, and a camera light source 230. The industrial camera 210 is located above the nut arranging device 100, and is configured to collect an image of the nut 600 in the material box 130 on the nut arranging device 100, and transmit the image to a control end of a system, where the control end of the system may be a data processing device such as a computer or a single-chip microcomputer, and perform visual identification through the industrial camera 210. The industrial lens 220 is attached to the side of the industrial camera 210 facing the nut arranging apparatus 100 to facilitate better imaging of the industrial camera 210. The camera light source 230 is arranged around the industrial lens 220, the camera light source 230 supplements light, so that the industrial camera 210 is fully fed with light, the imaging accuracy is ensured, and more accurate visual recognition is facilitated, the camera light source 230 is a three-color composite light source, and the three-color composite light source is light emitted by a red, green and blue three-color composite light device with light uniformly irradiated on the nut 600. The industrial camera 210 of the vision system in the vision recognition device 200 photographs the nuts 600 in the magazine 130 of the nut arraying device 100, determines the states of the nuts 600 by using images, determines whether the nuts 600 satisfying the requirements are present in each state of the nuts 600, and positions the nuts 600 satisfying the requirements of the states.
As shown in fig. 2, in a specific embodiment, the multi-axis conveying device 300 includes a movement output part 310, the multi-axis conveying device 300 is connected to the clamping device 400 through the movement output part 310, and drives the clamping device 400 to move, and the multi-axis conveying device 300 is configured to receive control information of a control end (computer), and control the multi-axis conveying device 300 to move to the position of the nut 600 analyzed by the visual recognition device 200 through the control information. The clamping device 400 is used for clamping the nut 600, and the clamping device 400 is used for driving the multi-shaft conveying device 300 to convey the nut 600 to the corresponding position on the injection molding piece for implantation after clamping the nut 600. Preferably, the multi-axis conveying device 300 may be configured as a four-axis mechanical arm, so that the mechanical mechanism is simplified and the cost is saved on the basis of satisfying the complex movement of the mechanical arm. It is easily conceivable that the multi-axis transfer device 300 may be a 3-axis right angle robot arm or a 6-axis robot, a 2-axis linear movement structure, or the like.
As shown in fig. 2 and 3, in a specific structure of the present embodiment, the clamping device 400 includes a clamping cylinder 410, and a plurality of nut clamping jaws 420. The clamping cylinder 410 is disposed in a vertical direction, a plurality of power output parts of the clamping cylinder 410 are disposed in a radial direction of the clamping cylinder 410, and the clamping cylinder 410 moves the power output parts in the radial direction by pneumatic force. The plurality of power output parts are all connected with nut clamping jaws 420, the plurality of nut clamping jaws 420 are arranged in a circumferential array, the center of the circumferential array is positioned at the axle center of the clamping cylinder 410, and the plurality of nut clamping jaws 420 are driven by the power output parts of the clamping cylinder 410 to be close to or far from the center of the circumferential array. The nut holding jaw 420 in the present embodiment is an outer holding jaw, which clamps the outer wall of the nut 600, so that the holding device 400 outputs power through the holding cylinder 410 to drive the nut holding jaw 420, and when the plurality of nut holding jaws 420 are driven to approach the center of the circumferential array, the nut holding jaw 420 can clamp the nut 600, and when the plurality of nut holding jaws 420 are driven to move away from the center of the circumferential array, the nut holding jaw 420 can unclamp the nut 600. It is readily appreciated that nut jaw 420 may also be an inner jaw that grips the inner bore of nut 600, the movement of which is opposite to the outer jaw. By arranging the plurality of nut clamping jaws 420 along the radial direction of the clamping cylinder 410, nuts 600 of different outer diameters can be clamped, thereby adapting to different nut 600 specifications.
The nut 600 with different specifications can be conveyed, the problem that the heads of the nut 600 in the prior art are single compatible in function and are required to be switched in different specifications is solved, waste of idle heads is reduced, production time is saved, and multi-compatibility low-cost high-efficiency production is realized.
The nut clamping jaw 420 has a specific structure including a connecting plate 421 and a clamping plate 422. The connection plate 421 is connected to the power output portion of the clamping cylinder 410, and the clamping cylinder 410 transmits power to the clamping plate 422 through the connection plate 421. The clamping plate 422 is fixedly arranged on one side of the connecting plate 421, which is away from the clamping cylinder 410, and extends towards the direction away from the clamping cylinder 410, and the clamping plate 422 is driven by the clamping cylinder 410 to approach or separate from the center of the circumferential array of the nut clamping jaw 420. The clamping plate 422 is provided with clamping positions on one side facing the center of the circumferential array, the clamping positions are matched with the outline of the nut 600, and the clamping positions are contacted with the outline of the nut 600 or far away from the outline of the nut 600 to clamp or unclamp the nut 600.
The nut holding jaws 420 in this embodiment are provided in 3, and the angle between adjacent nut holding jaws 420 is 120 °. When the three nut clamping jaws 420 move through the driving of the clamping cylinder 410, the nut 600 can be automatically centered, namely the center of the clamped nut 600 is concentric with the axis of the clamping cylinder 410, so that deviation is not easy to generate when the nut 600 is implanted, and accurate positioning is realized.
In a specific embodiment, the connecting plate 421 is further provided with a counterbore 423 for connecting with the clamping cylinder 410, and further, the number of the counterbore 423 may be 2. The connecting plate 421 is further provided with chamfer angles 424 deviating from the center of the circumferential array, and the number of the chamfer angles 424 is 2, so that the connecting plate 421 is attractive in appearance and more coordinated with the structural collocation of the whole clamping device 400.
In a specific embodiment, as shown in fig. 3, the heating device 500 includes a coil mounting bracket 510, and a heating coil 520. The coil mounting bracket 510 is connected to a side of the cylinder body of the clamping cylinder 410 facing away from the multi-axis conveying device 300, that is, an upper end of the coil mounting bracket 510 is used for connecting with the moving output part 310 of the multi-axis conveying device 300, and a lower end is used for fixing the heating coil 520. The heating coil 520 is connected to the coil mounting bracket 510 and surrounds the nut 600 held by the nut holding jaw 420, and the heating coil 520 is energized to heat the nut 600 during the process of clamping the nut 600 by the nut holding jaw 420 of the holding device 400.
Preferably, the heating coil 520 may be a high frequency heating coil 520. The working principle of the high-frequency heating coil 520 is that the high-frequency heating coil 520 is an induction heating device, three-phase power frequency alternating current is rectified to be changed into direct current, then the direct current is changed into adjustable current, alternating current flowing through a capacitor and an induction coil is supplied to generate high-density magnetic force lines in the induction coil, metal materials contained in the induction coil are cut, large eddy currents are generated in the metal materials, and free electrons of the metal flow in a metal body with a resistor to generate heat. It is easily conceivable that the heating coil 520 may also be a resistive coil, which heats the nut 600 by means of resistive heating.
In a specific embodiment, the coil mounting bracket 510 includes a support bar 511, and a support ring 512. The support rods 511 are provided with a plurality of cylindrical support rods 511, the support rods 511 are used for being connected with the multi-shaft conveying device 300, and the connecting plates 421 of the nut clamping jaws 420 are located in gaps between adjacent support rods 511. The support ring 512 is connected to a side of the plurality of support rods 511 facing away from the clamping cylinder 410, for mounting the heating coil 520, and the clamping plate 422 of the nut clamping jaw 420 is located in an inner ring of the support ring 512. The support ring 512 is further provided with a plurality of heat dissipation holes 513 to prevent excessive heat generated when the coil is heated.
As shown in fig. 2 and 4, in a specific embodiment, the clamping device 400 further includes a fixing base 430, a pushing cylinder 440, a connecting frame 450, and a striking rod 460. The fixed seat 430 is connected to the movement output portion 310 of the multi-axis conveying device 300, that is, the upper surface of the fixed seat 430 is connected to the multi-axis conveying device 300, the lower surface is fixedly connected to the pushing cylinder 440 through the connecting plate 421, and the movement output portion 310 of the multi-axis conveying device 300 moves to drive the pushing cylinder 440 to move. The pushing cylinder 440 is connected to the connecting frame 450. Specifically, the upper end of the connecting frame 450 is fixedly connected to the cylinder body of the pushing cylinder 440, and the lower end is connected to the clamping cylinder 410. The cylinder body of the clamping cylinder 410 is fixedly connected to the surface of the connecting frame 450 facing away from the pushing cylinder 440. The striking rod 460 is connected to the power output portion of the pushing cylinder 440, extends toward the clamping cylinder 410 and penetrates the clamping cylinder 410, and is used for implanting the heated and clamped copper nut 600 into the plastic part.
When the clamping device 400 clamps the nut 600 and moves to the implantation position of the injection molding by the driving of the multi-axis conveying device 300, the heated nut 600 approaches the injection molding first, the clamping cylinder 410 is loosened, the nut clamping jaw 420 loosens the nut 600, the pushing cylinder 440 is started, and the pushing cylinder 440 drives the feeding rod 460 to push the nut 600, so that the nut 600 is implanted into the injection molding.
In summary, this embodiment proposes an automatic nut feeding and implanting device, the nut 600 is fed into the planar vibration disc box of the nut arranging device 100, the nut arranging device 100 vibrates and arranges the copper nuts 600 in the feed box 130 by adopting a mode that the planar vibration disc adopts harmonic resonance, the vibration disc vibrates for 2 seconds each time, wherein each time 1 second pauses, the vision of the vision identifying device 200 judges whether the copper nuts 600 meeting the required state exist or not in the pause time, the vision system adopts the white backlight source 120+three-color composite light source to take contrast characteristics, then the state of the copper nuts 600 is subjected to contrast analysis, if not, the vibration disc continues vibrating, if yes, the vibration disc is subjected to vibration, meanwhile, the mechanical arm transmits signals to the mechanical arm of the multi-shaft conveying device 300, the mechanical arm transmits signals to the multi-shaft conveying device 300, the clamping device 400 is driven by the mechanical arm of the multi-shaft conveying device 300 to grasp the copper nuts 600, the high-frequency coil of the heating device 500 is used in the moving process of the copper nuts 600, the high-frequency coil and the copper wire is heated by adopting the high-frequency and the copper wire heating mode to heat the copper wire, and then the mechanical arm is circulated to the required copper wire, and the vibration disc is heated, and the mechanical gripping is completed. The clamping cylinder 410 drives the plurality of nut clamping jaws 420 connected with the clamping cylinder 410 to be close to the circumference array center of the nut clamping jaw 420, so that the nut 600 can be clamped, the clamping cylinder 410 in the clamping device 400 is driven to drive the plurality of nut clamping jaws 420 connected with the clamping cylinder to be far away from the circumference array center of the nut clamping jaw 420, the nut 600 is loosened or the nut 600 is waited to be clamped, and the nuts 600 with different outer diameters can be clamped through the plurality of nut clamping jaws 420 along the radial direction of the clamping cylinder 410, so that different nut 600 specifications are adapted. The nut automatic feeding implantation equipment provided by the embodiment can convey nuts 600 with different specifications, solves the problem that in the prior art, the heads of the nuts 600 are single compatible, and the heads are required to be switched with different specifications, reduces the waste of idle heads, saves the production time, and realizes multi-compatibility low-cost high-efficiency production.
It is to be understood that the invention is not limited in its application to the examples described above, but is capable of modification and variation in light of the above teachings by those skilled in the art, and that all such modifications and variations are intended to be included within the scope of the appended claims.
Claims (9)
1. A nut autoloading implantation device, comprising:
The clamping device comprises a clamping cylinder, a plurality of power output parts of the clamping cylinder are connected with nut clamping jaws, and the nut clamping jaws are arranged along the radial direction of the clamping cylinder so as to clamp nuts with different outer diameters to adapt to different nut specifications;
the nut clamping jaws are arranged in a circumferential array and are driven by the power output part of the clamping cylinder to be close to or far from the center of the circumferential array;
the nut arranging device is used for placing and adjusting nuts;
The visual identification device is positioned above the nut arranging device and is used for identifying the specification of nuts in the nut arranging device;
A multi-axis transfer device connected to the clamping device, the clamping device being moved by driving of the multi-axis transfer device;
The clamping device further comprises:
The fixed seat is connected to the movable output part of the multi-shaft conveying device;
The pushing cylinder is fixedly connected to the fixing seat;
The connecting frame is fixedly connected to the cylinder body of the pushing cylinder, and the cylinder body of the clamping cylinder is fixedly connected to the surface, deviating from the pushing cylinder, of the connecting frame;
the material beating rod is connected to the power output part of the pushing cylinder, extends towards the clamping cylinder and penetrates through the clamping cylinder;
When the clamping device clamps the nut and moves to the implantation position of the injection molding piece through the driving of the multi-shaft conveying device, the nut clamping jaw loosens the nut, and the pushing cylinder is started to drive the material beating rod to push the nut so that the nut is implanted into the injection molding piece.
2. The nut autofeed implant device of claim 1, wherein the nut jaw comprises:
the connecting plate is connected to the power output part of the clamping cylinder;
the clamping plate is fixedly arranged on one side, away from the clamping cylinder, of the connecting plate and extends towards the direction away from the clamping cylinder;
and a clamping position is arranged on one side of the clamping plate, which faces the center of the circumferential array, and the clamping position is matched with the outline of the nut.
3. The nut autofeed implant device of claim 2, further comprising a heating device coupled to the clamping device and configured to heat a nut on the nut jaw.
4. A nut autoloading implant device according to claim 3, characterized in that the heating means comprise:
the coil mounting bracket is connected to one side, away from the multi-shaft conveying device, of the cylinder body of the clamping cylinder;
the heating coil is connected to the coil mounting bracket and surrounds the nut clamped by the nut clamping jaw.
5. The nut autoloading implant device of claim 4, wherein the coil mounting bracket comprises:
The nut clamping jaws are arranged on the supporting rods, and the nut clamping jaws are arranged on the supporting rods;
the support ring is connected to one side, away from the clamping cylinder, of the plurality of support rods, and the clamping plate of the nut clamping jaw is located in the inner ring of the support ring.
6. The nut autoloading implant device of claim 4, wherein the heating coil is a high frequency heating coil.
7. The nut automatic feeding implant equipment of claim 1, wherein the multi-axis conveyor is a four-axis mechanical arm.
8. The nut automatic feed implant device of claim 1, wherein the nut arranging means comprises:
A vibration table;
A backlight source arranged on the surface of the vibrating table facing the visual recognition device;
The material box is arranged on the surface of the backlight source facing the visual identification device, and light emitted by the backlight source penetrates through the bottom of the material box.
9. The nut autoloading implant device of claim 4, wherein the visual recognition means comprises:
An industrial camera located above the nut arranging device;
the industrial lens is connected to one side of the industrial camera, which faces the nut arranging device;
A camera light source disposed around the industrial lens.
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