CN212884568U - Riveting device - Google Patents

Riveting device Download PDF

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Publication number
CN212884568U
CN212884568U CN202021398503.6U CN202021398503U CN212884568U CN 212884568 U CN212884568 U CN 212884568U CN 202021398503 U CN202021398503 U CN 202021398503U CN 212884568 U CN212884568 U CN 212884568U
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China
Prior art keywords
riveting
module
positioning
supporting seat
switching
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CN202021398503.6U
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Chinese (zh)
Inventor
胡波
薛荣光
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Xiamen Yuhualin Precision Machinery Co ltd
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Xiamen Yuhualin Precision Machinery Co ltd
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Abstract

The utility model relates to a special riveting device for riveting a spline shaft, a bearing and YOKE of an automobile steering system into a whole, which comprises a frame, a riveting head, a first riveting module and a second riveting module, wherein the frame comprises a supporting seat and a top frame, the top frame is arranged on the supporting seat, a riveting station is arranged on the supporting seat, and a workpiece clamping module is arranged corresponding to the riveting station; the riveting head is hung below the top frame, positioned above the riveting station, connected with a main oil cylinder fixed on the top frame and driven by the main oil cylinder to be riveted; the first riveting module and the second riveting module are arranged on a switching disc, and the first riveting module or the second riveting module is arranged corresponding to the riveting station; the switching disc is arranged on the supporting seat and is driven by a switching driving mechanism to alternately switch the first riveting module and the second riveting module at the riveting station.

Description

Riveting device
Technical Field
The utility model relates to a riveting equipment of automobile parts especially relates to a car a steering system's integral key shaft and bearing and YOKE riveting dedicated riveting set as an organic whole.
Background
The spline shaft, the bearing and the YOKE of the automobile steering system are riveted into a whole, so that the three parts are sequentially riveted by two independent processes, namely, the spline and the bearing are riveted and then placed on another device to be riveted with the YOKE; in the riveting process, because the lower part of the spline is provided with a plurality of teeth, the upper part of the spline is provided with the four-blade groove, and the four-blade groove on the spline and the YOKE part riveted at the back have angle positioning requirements in the riveting process. Due to the requirements of the structure and the process, the existing two-step riveting process has the requirement of twice positioning, and the workpiece riveting technology has higher precision requirement, so that once the positioning is inaccurate, unqualified products are easily produced in the riveting of the spline and the YOKE.
Therefore, how to design and manufacture a device capable of completing riveting of an automobile steering system at one time and ensuring positioning accuracy is one of the technical problems to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a riveting device's technical scheme, it includes frame, riveting head, first riveting module and second riveting module, wherein:
the machine frame comprises a supporting seat and a top frame, the top frame is arranged on the supporting seat, a riveting station is arranged on the supporting seat, and a workpiece clamping module is arranged corresponding to the riveting station;
the riveting head is hung below the top frame, positioned above the riveting station, connected with a main oil cylinder fixed on the top frame and driven by the main oil cylinder to be riveted;
the first riveting module and the second riveting module are arranged on a switching disc, and the first riveting module or the second riveting module is arranged corresponding to the riveting station; the switching disc is arranged on the supporting seat and is driven by a switching driving mechanism to alternately switch the first riveting module and the second riveting module at the riveting station.
Further preferred is: switch actuating mechanism including driving actuating cylinder and direction slide rail, wherein:
the guide sliding rail is fixedly connected to the supporting seat, and the switching disc is arranged on the guide sliding rail;
the driving cylinder is fixedly connected to the supporting seat, and the output end of the driving cylinder is connected with the switching plate to drive the switching plate to reciprocate along the direction of the guide slide rail so as to realize switching.
Further preferred is: the positioning structure comprises a positioning cylinder and a positioning rod arranged at the output end of the positioning cylinder;
the positioning rod penetrates through a yielding hole formed in the supporting seat and is matched with a positioning groove formed in the lower end of the switching plate.
Further preferred is: the workpiece clamping module comprises a fixing seat, a lifting slide rail and a clamping body, wherein:
the fixed seat is fixed on the supporting seat and arranged corresponding to the riveting station;
the lifting slide rail is fixed on the fixed seat;
the clamping body is connected to the lifting slide rail in a sliding mode and can move up and down in a reciprocating mode along the direction of the lifting slide rail.
Further preferred is: the first riveting module is a riveting positioning fixture for riveting the spline and the bearing, and comprises a clamping flange, wherein a clamping claw is arranged in the flange, and the clamping claw is matched with a groove at one end of the spline.
Further preferred is: the second riveting module is air jig, and it includes base and location clamp, wherein:
the base is fixed on the switching plate, and the positioning clamp body is positioned on the base and is electrically connected with the positioning clamping cylinder to perform riveting positioning.
Compared with the prior art, the utility model has the advantages of it is following:
the utility model designs two sets of riveting tools on the same equipment, namely the riveting of the spline and the bearing and the riveting of the spline and the YOKE; the first riveting module and the second riveting module are arranged on a switching disc, and switching is carried out at the riveting station through the switching disc, so that switching of two riveting processes is effectively and quickly carried out, and integration of a plurality of processes is realized; in addition, the workpiece clamping module is used for ensuring that the riveted part is lifted, and the lifting slide rail has extremely high precision, so that the positioning precision is ensured during secondary riveting.
Drawings
Fig. 1 is a schematic perspective view of a riveting apparatus according to an embodiment of the present invention;
FIG. 2 is a front view of the riveting apparatus according to the embodiment of the present invention;
fig. 3 is a side view of the structure shown in fig. 2.
Detailed Description
The spline shaft, the bearing and the YOKE of the automobile steering system are riveted into a whole, so that the three parts are sequentially riveted by two independent processes, namely, the spline and the bearing are riveted and then placed on another device to be riveted with the YOKE; in the riveting process, because the lower part of the spline is provided with a plurality of teeth, the upper part of the spline is provided with the four-blade groove, and the four-blade groove on the spline and the YOKE part riveted at the back have angle positioning requirements in the riveting process. Due to the requirements of the structure and the process, the existing two-step riveting process has the requirement of twice positioning, and the workpiece riveting technology has higher precision requirement, so that once the positioning is inaccurate, unqualified products are easily produced in the riveting of the spline and the YOKE.
The inventor aims at the above technical problem, and through the analysis of the reason, constantly studies and discovers a technical scheme of a riveting device, which comprises a frame, a riveting head, a first riveting module and a second riveting module, wherein:
the machine frame comprises a supporting seat and a top frame, the top frame is arranged on the supporting seat, a riveting station is arranged on the supporting seat, and a workpiece clamping module is arranged corresponding to the riveting station;
the riveting head is hung below the top frame, positioned above the riveting station, connected with a main oil cylinder fixed on the top frame and driven by the main oil cylinder to be riveted;
the first riveting module and the second riveting module are arranged on a switching disc, and the first riveting module or the second riveting module is arranged corresponding to the riveting station; the switching disc is arranged on the supporting seat and is driven by a switching driving mechanism to alternately switch the first riveting module and the second riveting module at the riveting station.
In the technical scheme, the first riveting module and the second riveting module are arranged on a switching disc, and switching is carried out at the riveting station through the switching disc, so that two riveting processes are effectively and quickly switched, and a plurality of processes are integrated into a whole; in addition, the workpiece clamping module is used for ensuring that the riveted part is lifted, so that the riveting module is matched with the switching of the first riveting module and the second riveting module, the riveting accuracy is ensured, and the defects caused by multiple processes in the prior art are overcome.
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
Example (b):
as shown in fig. 1 to 3, a riveting apparatus includes a frame 1, a riveting head 2, a first riveting module 3, and a second riveting module 4.
As shown in fig. 1 to 3, the rack includes a supporting base 11 and a top frame 12, the top frame 12 is mounted on the supporting base 11, a riveting station a is disposed on the supporting base 11, and a workpiece clamping module 5 is disposed corresponding to the riveting station a; specifically, the method comprises the following steps: the supporting seat 11 is a workbench, the top frame 12 comprises a top plate and a plurality of supporting rods, and the top plate stands on the supporting seat through the supporting rods;
the support seat 11 is preferably a support body with an extended mounting plate on the bottom surface, and the extended mounting plate is provided with a control body 1-1 and an energy body 1-2 to form a complete energy supply and control structure;
the top plate 12 is also provided with a control box 13.
As shown in fig. 1 to 3, the riveting head 2 is suspended below the top frame 12, is located above the riveting station a, is connected to a main cylinder 6 fixed to the top frame 12, and is driven by the main cylinder 6 to rivet; specifically, the method comprises the following steps: the riveting head 2 is connected to the output end of the main oil cylinder 6, the main oil cylinder 6 is arranged on the top plate in an inverted mode, and the output end of the main oil cylinder penetrates through a yielding hole formed in the top plate and extends to the position below the top plate to form a structure hung below the top frame; the riveting head 2 is adjusted to be lifted and lowered by the telescopic operation of the main cylinder 6, and riveting operation is performed.
As shown in fig. 1 to 3, the first riveting module 3 and the second riveting module 4 are mounted on a switching plate 7, and the first riveting module 3 or the second riveting module 4 is arranged corresponding to the riveting station a; the switching plate 7 is mounted on the support base 11 and is driven by a switching driving mechanism to alternately switch the first riveting module 3 and the second riveting module 4 at the riveting station a.
As shown in fig. 1 to 3, the shape and size of the switching disk 7 may be defined according to the requirements of a specific device, and in this embodiment, the switching disk 7 is rectangular and has a connecting block on one side, and the connecting block is connected to the switching driving mechanism 8.
As shown in fig. 1 to 3, the switching drive mechanism 8 includes a drive cylinder 81 and a guide rail 82, wherein:
the guide slide rail 82 is fixedly connected to the support seat 11, and the switching plate 7 is mounted on the guide slide rail 82;
the driving cylinder 81 is fixedly connected to the supporting seat 11 and is parallel to the guiding slide rail 82, and an output end of the driving cylinder 81 is connected to the connecting block so as to be connected to the switching plate 7 to drive the switching plate 7 to reciprocate along the guiding slide rail 82 to realize switching.
As shown in fig. 1 to 3, the positioning device further includes a positioning structure 9, where the positioning structure 9 includes a positioning cylinder and a positioning rod mounted at an output end of the positioning cylinder; the positioning rod penetrates through a yielding hole formed in the supporting seat and is matched with a positioning groove formed in the lower end of the switching plate.
As shown in fig. 1 to 3, in the present embodiment, the first riveting module 3 and the second riveting module 4 are sequentially disposed along the direction of the guide rail 82, and the positioning groove is disposed on the bottom surface of the switching plate 7 corresponding to the positions of the first riveting module 3 and the second riveting module 4, so that the first riveting module 3 and the second riveting module 4 are accurately positioned after being alternately switched, thereby ensuring the riveting accuracy.
As shown in fig. 1 to 3, the workpiece clamping module 5 includes a fixing base, a lifting slide rail 5-1 and a clamping body, wherein:
the fixed seat is fixed on the supporting seat, is arranged close to the driving cylinder 81 and corresponds to the riveting station A; the fixed seat is provided with a vertical back plate;
the lifting slide rail 5-1 is fixed on the back plate of the fixed seat and is arranged towards the driving cylinder 81;
the clamping body is connected to the lifting slide rail 5-1 in a sliding manner and can perform reciprocating lifting displacement along the direction of the lifting slide rail 5-1; the clamping body is a gripping clamp capable of adapting to the spline.
As shown in fig. 1 to 3, the first riveting module 3 is a riveting positioning fixture for riveting a spline and a bearing, and includes a clamping flange, a clamping claw is disposed in the flange, and the clamping claw is adapted to a groove at one end of the spline.
As shown in fig. 1 to 3, the second riveting module 4 is a pneumatic clamp, which includes a base and a positioning clamp body, wherein:
the base is fixed on the switching plate 7, and the positioning clamp body is positioned on the base and is electrically connected with a positioning clamping cylinder to perform riveting positioning.
The working principle of the device shown in fig. 1 to 3 is as follows: when the bearing is riveted in the first step, the four-blade groove on the spline is accurately positioned by the first riveting module 3, after the riveting is finished, the riveted spline and the bearing riveting finished product part are lifted up along the direction of the lifting slide rail 5-1 by the workpiece clamping module 5, the second riveting module 4 is switched to the proper position by the switching disc 7, and the riveting head 2 is driven by the main oil cylinder 6 to rivet the spline and YOKE.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make modifications and changes without departing from the spirit and scope of the present invention.

Claims (6)

1. Riveting set, its characterized in that: it includes frame, riveting head, first riveting module and second riveting module, wherein:
the machine frame comprises a supporting seat and a top frame, the top frame is arranged on the supporting seat, a riveting station is arranged on the supporting seat, and a workpiece clamping module is arranged corresponding to the riveting station;
the riveting head is hung below the top frame, positioned above the riveting station, connected with a main oil cylinder fixed on the top frame and driven by the main oil cylinder to be riveted;
the first riveting module and the second riveting module are arranged on a switching disc, and the first riveting module or the second riveting module is arranged corresponding to the riveting station; the switching disc is arranged on the supporting seat and is driven by a switching driving mechanism to alternately switch the first riveting module and the second riveting module at the riveting station.
2. The riveting apparatus according to claim 1, wherein: switch actuating mechanism including driving actuating cylinder and direction slide rail, wherein:
the guide sliding rail is fixedly connected to the supporting seat, and the switching disc is arranged on the guide sliding rail;
the driving cylinder is fixedly connected to the supporting seat, and the output end of the driving cylinder is connected with the switching plate to drive the switching plate to reciprocate along the direction of the guide slide rail so as to realize switching.
3. The riveting apparatus according to claim 2, wherein: the positioning structure comprises a positioning cylinder and a positioning rod arranged at the output end of the positioning cylinder;
the positioning rod penetrates through a yielding hole formed in the supporting seat and is matched with a positioning groove formed in the lower end of the switching plate.
4. The riveting apparatus according to claim 1, wherein: the workpiece clamping module comprises a fixing seat, a lifting slide rail and a clamping body, wherein:
the fixed seat is fixed on the supporting seat and arranged corresponding to the riveting station;
the lifting slide rail is fixed on the fixed seat;
the clamping body is connected to the lifting slide rail in a sliding mode and can move up and down in a reciprocating mode along the direction of the lifting slide rail.
5. The riveting apparatus according to claim 1, wherein: the first riveting module is a riveting positioning fixture for riveting the spline and the bearing, and comprises a clamping flange, wherein a clamping claw is arranged in the flange, and the clamping claw is matched with a groove at one end of the spline.
6. The riveting apparatus according to claim 1, wherein: the second riveting module is air jig, and it includes base and location clamp, wherein:
the base is fixed on the switching plate, and the positioning clamp body is positioned on the base and is electrically connected with the positioning clamping cylinder to perform riveting positioning.
CN202021398503.6U 2020-07-16 2020-07-16 Riveting device Active CN212884568U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021398503.6U CN212884568U (en) 2020-07-16 2020-07-16 Riveting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021398503.6U CN212884568U (en) 2020-07-16 2020-07-16 Riveting device

Publications (1)

Publication Number Publication Date
CN212884568U true CN212884568U (en) 2021-04-06

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ID=75288739

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021398503.6U Active CN212884568U (en) 2020-07-16 2020-07-16 Riveting device

Country Status (1)

Country Link
CN (1) CN212884568U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117324919A (en) * 2023-12-01 2024-01-02 宁波林坚智能科技有限公司 Riveting device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117324919A (en) * 2023-12-01 2024-01-02 宁波林坚智能科技有限公司 Riveting device
CN117324919B (en) * 2023-12-01 2024-03-19 宁波林坚智能科技有限公司 Riveting device

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