CN211990808U - Automatic double-sided swing riveting machine for hollow pin shaft chain - Google Patents
Automatic double-sided swing riveting machine for hollow pin shaft chain Download PDFInfo
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- CN211990808U CN211990808U CN202020381006.9U CN202020381006U CN211990808U CN 211990808 U CN211990808 U CN 211990808U CN 202020381006 U CN202020381006 U CN 202020381006U CN 211990808 U CN211990808 U CN 211990808U
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Abstract
The utility model mainly discloses a hollow pin roll chain double-sided automatic pendulum riveter, its technical scheme: including base, workstation, PLC controller, chain conveying mechanism, a pair of eccentric pendulum of hydraulic power rivet mechanism and positioning mechanism, the PLC controller is connected with chain conveying mechanism, positioning mechanism and the eccentric pendulum of hydraulic power rivet mechanism respectively, the eccentric pendulum of a pair of mutual opposition hydraulic power of base upside installation rivets the mechanism, and the workstation is located between it, installation chain conveying mechanism and positioning mechanism on the workstation, PLC controller control chain conveying mechanism carry the chain, fix a position the chain through positioning mechanism after that, and the round pin axle of a pair of eccentric pendulum of rethread hydraulic power rivets the mechanism to the chain both sides carries out the riveting. The automatic riveting machine has the advantages of automatic production, high riveting head quality, stable performance, realization of continuous work and improvement of work efficiency.
Description
Technical Field
The utility model belongs to the technical field of the die, concretely relates to automatic pendulum riveter of hollow pin chain double-sided.
Background
The traditional riveting method of the product is to press and rivet through a manual control punch press or roll and rivet through a riveting machine. The hollow pin shaft chain has the following technical requirements: when the rivet head amount is completely reached, the inner hole go gauge can easily pass through and the no-go gauge can be completely stopped. The instantaneous inertial acting force of press riveting of the punch is large, no buffer exists, and the pin shaft is easy to bend, crack and tighten. And during roll riveting, along with rolling of a rolling wheel, an inner hole shrinkage hole is easily generated on the pin shaft, and the rivet head amount cannot meet the requirement.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned problem that exists among the prior art, the utility model provides a hollow pin chain double-sided automatic pendulum riveter has automated production, and the die high quality, the stable performance realizes continuous operation, has promoted work efficiency.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hollow pin roll chain double-sided automatic pendulum riveter, includes base, workstation, PLC controller, chain conveying mechanism, a pair of hydraulic power eccentric pendulum riveter and positioning mechanism, the PLC controller is connected with chain conveying mechanism, positioning mechanism and hydraulic power eccentric pendulum riveter respectively, the eccentric pendulum of a pair of mutual opposition hydraulic power of base upside installation is riveted the mechanism, and the workstation is located between it, install chain conveying mechanism and positioning mechanism on the workstation, PLC controller control chain conveying mechanism carries the chain, fixes a position the chain through positioning mechanism after that, and the round pin axle of rethread a pair of hydraulic power eccentric pendulum riveter to the chain both sides is riveted.
Preferably, the chain conveying mechanism comprises a chain feeding guide rail, a servo motor and a chain wheel, the servo motor is connected with the chain wheel, the servo motor is controlled by a PLC, and the chain is installed on the chain feeding guide rail and driven by the chain wheel.
Preferably, the positioning mechanism comprises a positioning cylinder and a positioning plug board connected with the positioning cylinder, the position of the positioning cylinder corresponds to that of the hydraulic power eccentric swing riveting mechanism, and the PLC controller positions the positioning cylinder to drive the positioning plug board, so that the positioning plug board fixes the chain on the feeding guide rail.
Preferably, the positioning insertion plate is arranged in the shape of a pair of arc notches, the shape of the positioning insertion plate is matched with the surface of the chain, and positioning is more accurate.
Preferably, the pressing power eccentric swing riveting mechanism comprises an oil cylinder, a spindle motor, a coupler, a piston, an eccentric spindle, a rolling bearing, a thrust bearing, a riveting head seat and a riveting head block, wherein the spindle motor is connected with the upper end of the eccentric spindle through the coupler, the eccentric spindle is arranged in a piston inner hole, the rolling bearing and the thrust bearing are respectively matched with the outer diameter of the eccentric spindle, the riveting head seat is arranged in an inner hole at the lower end of the eccentric spindle, the riveting head seat stop block is arranged in and connected through a positioning pin, the piston is arranged in the oil cylinder, the piston drives the eccentric spindle to work up and down, and the spindle motor drives the eccentric spindle and the riveting head block.
Preferably, the handle part of the rivet head block is provided with an O-shaped ring which is matched with the rivet head seat, so that the rivet head block cannot fall down.
Preferably, an alarm connected with the plc controller is arranged on the workbench, and when the equipment fails, the whole machine alarms through the alarm.
Has the advantages that:
the feeding and feeding are realized by using a PLC to send the number of pulses which is consistent with the pitch of the chain to a servo motor, the servo motor drives a chain wheel to rotate for a matched distance, a PLC controller positions a cylinder to drive a positioning insertion plate, so that the chain is fixed on a feeding guide rail by the positioning insertion plate, and the PLC controller controls a pair of hydraulic power eccentric swing riveting mechanisms to rivet pins at two sides of the chain.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a feeding diagram of the chain feeding mechanism of the present invention;
FIG. 3 is a schematic view of the eccentric spindle of the present invention;
FIG. 4 is a partial internal assembly view of the hydraulic power eccentric swing riveting mechanism of the present invention;
fig. 5 is a schematic view of the structure of the rivet head seat and the rivet head block of the present invention.
In the figure: 1. a base; 2. a work table; 3. a PLC controller; 4. a hydraulic power eccentric swing riveting mechanism; 5. a feed guide rail; 6. a servo motor; 8. a sprocket; 9. positioning the air cylinder; 10. positioning the plug board; 11. an oil cylinder; 12. a spindle motor; 13. a coupling; 14. a piston; 15. an eccentric main shaft; 16. a rolling bearing; 17. a thrust bearing; 18. riveting a base; 19. riveting a head block; 20. and a lower end cover of the oil cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-5, a hollow pin roll chain double-sided automatic swing riveting machine comprises a base 1, a workbench 2, a PLC controller 3, a chain conveying mechanism, a pair of hydraulic power eccentric swing riveting mechanisms 4 and a positioning mechanism, wherein the PLC controller 3 is respectively connected with the chain conveying mechanism, the positioning mechanism and the hydraulic power eccentric swing riveting mechanisms 4, the pair of hydraulic power eccentric swing riveting mechanisms 4 which are opposite to each other are installed on the upper side of the base 1, the workbench 2 is located between the two hydraulic power eccentric swing riveting mechanisms, the chain conveying mechanism and the positioning mechanism are installed on the workbench 2, the PLC controller 3 controls the chain conveying mechanism to convey a chain, then the chain is positioned through the positioning mechanism, and then pin rolls on two sides of the chain are riveted through the pair of hydraulic power eccentric swing riveting mechanisms 4. And an alarm connected with the PLC 3 is arranged on the workbench 2, and when the equipment fails, the whole machine alarms through the alarm.
Chain conveying mechanism includes chain feeding guide rail 5, servo motor 6 and sprocket 8, and servo motor 6 is connected with sprocket 8, and 3 control servo motor 6 of PLC controller, chain are installed on chain feeding guide rail 5, and are driven through sprocket 8.
The positioning mechanism comprises a positioning cylinder 9 and a positioning insertion plate 10 connected with the positioning cylinder, the position of the positioning cylinder 9 corresponds to the hydraulic power eccentric swing riveting mechanism 4, the positioning cylinder 9 of the PLC controller 3 drives the positioning insertion plate 10, and therefore the positioning insertion plate 10 fixes the chain on the feeding guide rail 5. The positioning insertion plate 10 is provided with a pair of arc-shaped notches, the shape of the positioning insertion plate is matched with the surface of the chain, and positioning is more accurate.
The power pressing eccentric swing riveting mechanism comprises an oil cylinder 11, a spindle motor 12, a coupler 13, a piston 14, an eccentric spindle 15, a rolling bearing 16, a thrust bearing 17, a riveting head seat 18 and a riveting head block 19, wherein the spindle motor 12 is connected with the upper end of the eccentric spindle 15 through the coupler 13, the eccentric spindle 15 is arranged in an inner hole of the piston 14, the rolling bearing 16 and the thrust bearing 17 are respectively matched with the outer diameter of the eccentric spindle 15, the riveting head seat 18 is arranged in an inner hole at the lower end of the eccentric spindle 15, a stop block of the riveting head seat 18 is arranged and connected through a positioning pin, and the handle part of the riveting head block 19 is provided with an O-shaped ring to be matched with the riveting head. The piston 14 is arranged in the oil cylinder 11, the piston 14 is pushed to the bottom, the lower end cover 20 of the oil cylinder is arranged, the stroke adjusting nut is screwed, when oil enters an oil inlet of the oil cylinder 11, the piston 14 drives the eccentric main shaft 15 to descend, meanwhile, the riveting head block 19 also descends to complete riveting, oil returns after the riveting is completed, the piston 14 drives the eccentric main shaft 15 to return, and the main shaft cannot slide out of the coupler 13 when the piston 14 drives the eccentric main shaft 15 to work up and down due to the fact that the eccentric main shaft 15 has enough axial moving distance in the coupler 13, so that the piston 14 is guaranteed to move up and down while rotating to complete a riveting task.
The utility model uses the PLC controller 3 to send the pulse number which is in accordance with the chain pitch to the servo motor 6, the servo motor 6 drives the chain wheel 8 to rotate for a matched distance, the PLC controller 3 positions the cylinder 9 to drive the positioning plug board 10, thereby the positioning inserting plate 10 fixes the chain on the feeding guide rail 5, the PLC 3 controls the hydraulic power eccentric swing riveting mechanism 4, the spindle motor 12 transmits the motion to the eccentric spindle 15 through the coupling 13, meanwhile, the oil cylinder 11 drives the piston 14 to move together with the eccentric main shaft 15, when the rivet head block 19 contacts the pin shaft, the rivet head block 19 revolves around the central line of the pin shaft, thereby forming the non-slip rolling riveting head, because the product adopts the rotary pressure riveting in the process of pressing the riveting head, the instantaneous loading force of the rivet head is along the direction of the rotating tangent line, which is equivalent to the force which is dispersed in all directions, and the quality problems of shrinkage of the inner hole of the hollow pin shaft, cracking and tight joint of the rivet head are avoided. And meanwhile, the riveting heads at two ends of the pin shaft are completed in one action stroke of the equipment, so that the working efficiency is greatly improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a two-sided automatic pendulum riveter of hollow pin axle chain which characterized in that: including base, workstation, PLC controller, chain conveying mechanism, a pair of eccentric pendulum of hydraulic power rivet mechanism and positioning mechanism, the PLC controller is connected with chain conveying mechanism, positioning mechanism and the eccentric pendulum of hydraulic power rivet mechanism respectively, the eccentric pendulum of a pair of mutual opposition hydraulic power of base upside installation rivets the mechanism, and the workstation is located between it, installation chain conveying mechanism and positioning mechanism on the workstation, PLC controller control chain conveying mechanism carry the chain, fix a position the chain through positioning mechanism after that, and the round pin axle of a pair of eccentric pendulum of rethread hydraulic power rivets the mechanism to the chain both sides carries out the riveting.
2. The hollow pin shaft chain double-sided automatic swing riveting machine according to claim 1, characterized in that: the chain conveying mechanism comprises a chain feeding guide rail, a servo motor and a chain wheel, the servo motor is connected with the chain wheel, the servo motor is controlled by a PLC, and the chain is installed on the chain feeding guide rail and driven by the chain wheel.
3. The hollow pin shaft chain double-sided automatic swing riveting machine according to claim 1 or 2, characterized in that: the positioning mechanism comprises a positioning cylinder and a positioning plug board connected with the positioning cylinder, the position of the positioning cylinder corresponds to the hydraulic power eccentric swing riveting mechanism, and the positioning cylinder of the PLC drives the positioning plug board, so that the positioning plug board fixes the chain on the feeding guide rail.
4. The hollow pin shaft chain double-sided automatic swing riveting machine according to claim 3, characterized in that: the positioning insertion plate is provided with a pair of arc-shaped notches, and the shape of the positioning insertion plate is matched with the surface of the chain.
5. The hollow pin shaft chain double-sided automatic swing riveting machine according to claim 1 or 2, characterized in that: the hydraulic power eccentric swing riveting mechanism comprises an oil cylinder, a spindle motor, a coupler, a piston, an eccentric spindle, a rolling bearing, a thrust bearing, a riveting head seat and a riveting head block, wherein the spindle motor is connected with the upper end of the eccentric spindle through the coupler, the eccentric spindle is arranged in a piston inner hole, the rolling bearing and the thrust bearing are respectively matched with the outer diameter of the eccentric spindle, the riveting head seat is arranged in an inner hole at the lower end of the eccentric spindle, the riveting head seat stop block is arranged in and connected through a positioning pin, the piston is arranged in the oil cylinder, the piston drives the eccentric spindle to work up and down, and the spindle motor drives the eccentric spindle and the riveting.
6. The hollow pin shaft chain double-sided automatic swing riveting machine according to claim 5, characterized in that: the handle part of the rivet head block is provided with an O-shaped ring which is matched with the rivet head seat.
7. The hollow pin shaft chain double-sided automatic swing riveting machine according to claim 1, characterized in that: and an alarm connected with the plc controller is arranged on the workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020381006.9U CN211990808U (en) | 2020-03-24 | 2020-03-24 | Automatic double-sided swing riveting machine for hollow pin shaft chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020381006.9U CN211990808U (en) | 2020-03-24 | 2020-03-24 | Automatic double-sided swing riveting machine for hollow pin shaft chain |
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| Publication Number | Publication Date |
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| CN211990808U true CN211990808U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020381006.9U Active CN211990808U (en) | 2020-03-24 | 2020-03-24 | Automatic double-sided swing riveting machine for hollow pin shaft chain |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458318A (en) * | 2021-05-26 | 2021-10-01 | 安徽黄山恒久链传动有限公司 | Automatic assembling machine for chain forming |
-
2020
- 2020-03-24 CN CN202020381006.9U patent/CN211990808U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458318A (en) * | 2021-05-26 | 2021-10-01 | 安徽黄山恒久链传动有限公司 | Automatic assembling machine for chain forming |
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