CN216966053U

CN216966053U - Circular thin wall part riveting device

Info

Publication number: CN216966053U
Application number: CN202220557490.5U
Authority: CN
Inventors: 李慕骞
Original assignee: Suzhou Xinjiyu Automation Technology Co ltd
Current assignee: Suzhou Xinjiyu Automation Technology Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-15
Anticipated expiration: 2032-03-15

Abstract

The utility model relates to the technical field of machining of mechanical parts, in particular to a riveting device for a round thin-wall part. The riveting device for the round thin-wall part comprises a base, a riveting mechanism and an adjusting limiting block. Riveting mechanism sets up in the base top surface, and riveting mechanism includes eccentric wheel, centre gripping subassembly and riveting subassembly, and eccentric through-hole has been seted up to the eccentric wheel, and the centre gripping subassembly is used for the centre gripping to treat the circular thin wall part of riveting, and riveting subassembly one end butt in eccentric through-hole inner wall, the riveting subassembly other end can remove to circular thin wall part, adjusts the stopper and sets up in the base top surface, adjusts the stopper and is used for adjusting the rotation volume of eccentric wheel. Only need rotate the eccentric wheel when carrying out the riveting operation at every turn, the eccentric through-hole inner wall of eccentric wheel can promote the riveting subassembly and carry out the riveting, rotates the eccentric wheel to when adjusting stopper department, just can accomplish and predetermine the riveting volume, guarantees that the deflection of riveting at every turn is unanimous, can accomplish the riveting to circular thin wall part in batches fast accurately to promote the yields.

Description

Circular thin wall part riveting device

Technical Field

The utility model relates to the technical field of machining of mechanical parts, in particular to a riveting device for a round thin-wall part.

Background

In the technical field of machining of mechanical parts, workers on a production line need to rivet the periphery of a circular thin-wall part, and conventional tools are difficult to apply to riveting operation due to the fact that the step surface of the circular thin-wall part is small. In order to rivet such parts, a chuck type mechanism is generally adopted for processing in the prior art, a round thin-wall part is placed on a chuck, a wrench of the chuck is rotated by hands, and the part is extruded and deformed by using a clamping jaw of the chuck. Because the round thin-wall part has a smaller step surface, the part is inconvenient to take manually, a special spanner needs to be configured, the part is locked by manually rotating the spanner, the condition of more clamping or less clamping is easy to occur, the riveting time for completing one round thin-wall part is longer, the riveting deformation of the round thin-wall part needs to be completed by depending on the operation experience and hand feeling of workers, and the yield of the part is difficult to ensure.

Therefore, a riveting device for a thin-walled circular part is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a riveting device for a round thin-wall part, which can conveniently finish the riveting of the round thin-wall part, ensure the consistent deformation of each riveting, save the operation time and improve the yield of the part.

To achieve the purpose, the utility model adopts the following scheme:

a riveting device for a round thin-wall part comprises:

a base;

the riveting mechanism is arranged on the top surface of the base and comprises an eccentric wheel, a clamping component and a riveting component, wherein the eccentric wheel is provided with an eccentric through hole, the clamping component is used for clamping a round thin-walled part to be riveted, one end of the riveting component is abutted against the inner wall of the eccentric through hole, and the other end of the riveting component can move towards the round thin-walled part;

the adjusting limiting block is arranged on the top surface of the base, can block the eccentric wheel from rotating, and is used for adjusting the rotating amount of the eccentric wheel.

As an alternative, the clamping assembly comprises a plurality of clamping pieces, the cross section of the end part of each clamping piece is in a fan shape, the clamping pieces are distributed in a circular shape at intervals, and a part clamping space is defined by the clamping pieces.

As an alternative, the side walls of the adjacent clamping pieces enclose a yielding groove, and the yielding groove is communicated with the part clamping space.

As an alternative scheme, the riveting assembly comprises a riveting block and a fixed seat, a sliding groove is formed in the fixed seat, and the riveting block is arranged in the sliding groove in a sliding mode.

As an alternative scheme, the riveting block comprises a connecting portion and an extruding portion, the connecting portion is arranged in the sliding groove in a sliding mode, the connecting portion is abutted to the inner wall of the eccentric through hole, the extruding portion is arranged in the receding groove in a sliding mode, and the extruding portion can move towards the part clamping space.

As an alternative, the adjusting limit block comprises a fixing part and an adjusting rod, and the adjusting rod is connected with the fixing part in a sliding mode.

As an alternative, the riveting device for the circular thin-wall part further comprises an upper cover, the upper cover is covered on the riveting mechanism, and the upper cover is provided with an avoiding hole.

Optionally, the riveting device for the round thin-wall part further comprises a handle, and the handle is connected with the eccentric wheel.

Alternatively, the handle is provided with a non-slip pad at its periphery.

Alternatively, the non-slip mat is made of a rubber material.

The utility model has the beneficial effects that:

according to the riveting device for the round thin-wall part, the round thin-wall part is clamped by the clamping assembly, the inner wall of the eccentric through hole of the eccentric wheel is abutted to the riveting assembly, and the eccentric wheel can push the riveting assembly to move towards the round thin-wall part in the rotating process, so that the round thin-wall part can be riveted. The rotation amount of the eccentric wheel is limited by adjusting the limiting part, so that the riveting amount of the round thin-wall part can be accurately controlled every time. Only need rotate the eccentric wheel when carrying out the riveting operation at every turn, eccentric through-hole inner wall can promote the riveting subassembly and carry out the riveting, rotates the eccentric wheel to when adjusting stopper department, just can accomplish and predetermine the riveting volume, guarantees that the deflection of riveting at every turn is unanimous, can accomplish the riveting to circular thin wall part in batches fast accurately to promote the yields.

Drawings

FIG. 1 is a schematic view of a part of the structure of a riveting device for a round thin-wall part provided by the utility model;

FIG. 2 is a schematic structural diagram of a riveting device for a round thin-wall part provided by the utility model;

fig. 3 is an exploded view of the riveting device for the round thin-wall part provided by the utility model.

In the figure:

100. a base; 200. a riveting mechanism; 210. an eccentric wheel; 211. an eccentric through hole; 220. a clamping assembly; 221. a clamping member; 222. a yielding groove; 230. riveting the component; 231. riveting and pressing blocks; 2311. a connecting portion; 2312. a pressing section; 232. a fixed seat; 233. a chute; 300. adjusting a limiting block; 310. a fixed part; 320. adjusting a rod; 400. an upper cover; 410. avoiding holes; 500. a handle; 600. circular thin-walled parts.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

In the present invention, the terms of orientation such as "upper", "lower", "left", "right", "inner" and "outer" are used in the case where no description is made on the contrary, and these terms of orientation are used for easy understanding, and thus do not limit the scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, fig. 2 and fig. 3, the present embodiment provides a riveting device for a circular thin-walled part, which includes a base 100, a riveting mechanism 200 and an adjusting stopper 300. The riveting mechanism 200 is arranged on the top surface of the base 100, the riveting mechanism 200 comprises an eccentric wheel 210, a clamping component 220 and a riveting component 230, the eccentric wheel 210 is provided with an eccentric through hole 211, the clamping component 220 is used for clamping a circular thin-wall part 600 to be riveted, one end of the riveting component 230 abuts against the inner wall of the eccentric through hole 211, the other end of the riveting component 230 can move towards the circular thin-wall part 600, an adjusting limit block 300 is arranged on the top surface of the base 100, the adjusting limit block 300 can block the eccentric wheel 210 from rotating, and the adjusting limit block 300 is used for adjusting the rotating amount of the eccentric wheel 210. The circular thin-wall part 600 comprises a thin-wall step and a thin-wall opening, the thin-wall opening is placed downwards, the clamping component 220 is used for clamping the circular thin-wall part 600, the inner wall of the eccentric through hole 211 of the eccentric wheel 210 is abutted to the riveting component 230, and the eccentric wheel 210 can push the riveting component 230 to move towards the circular thin-wall part 600 in the rotating process, so that the circular thin-wall part 600 can be riveted. By limiting the rotation amount of the eccentric wheel 210 by using the adjustment limiting member, the riveting amount of the round thin-wall part 600 at a time can be accurately controlled. Only need rotate eccentric wheel 210 when carrying out the riveting operation at every turn, the eccentric through-hole 211 inner wall of eccentric wheel 210 can promote riveting subassembly 230 and carry out the riveting, when rotating eccentric wheel 210 to adjust stopper 300 department, just can accomplish the predetermined riveting volume, guarantees that the deflection of riveting at every turn is unanimous, can accomplish the riveting to circular thin wall part 600 in batches fast accurately to promote the yields.

Specifically, the clamping assembly 220 in this embodiment includes a plurality of clamping members 221, the cross section of the end of the clamping member 221 is a sector, the plurality of clamping members 221 are distributed in a circular interval, and the plurality of clamping members 221 surround a part clamping space. Since the thin-wall opening of the thin-wall circular part 600 is placed downward, the thin-wall step of the thin-wall circular part 600 can be clamped on the top surface of the clamping member 221, so that the thin-wall circular part 600 is placed in the part clamping space.

Further, the side walls of the adjacent clamping members 221 in this embodiment enclose the relief groove 222, and the relief groove 222 is communicated with the part clamping space. The round thin-wall part 600 in the part clamping space is riveted by the riveting component 230 through the arrangement of the receding groove 222.

The riveting component 230 in this embodiment includes a riveting block 231 and a fixing seat 232, the fixing seat 232 is provided with a sliding groove 233, and the riveting block 231 is slidably disposed in the sliding groove 233. Set up in spout 233 through setting up that riveting briquetting 231 slides, can guarantee that riveting briquetting 231 when the eccentric block rotates, eccentric through-hole 211 inner wall can promote riveting briquetting 231 inwards extrudees circular thin wall part 600.

Specifically, the rivet pressing block 231 in this embodiment includes a connecting portion 2311 and a pressing portion 2312, the connecting portion 2311 is slidably disposed in the sliding groove 233, the connecting portion 2311 abuts against an inner wall of the eccentric through hole 211, the pressing portion 2312 is slidably disposed in the relief groove 222, and the pressing portion 2312 can move toward the part holding space. The eccentric wheel 210 rotates, the inner wall of the eccentric through hole 211 pushes the connecting portion 2311 in contact with the eccentric through hole, and the connecting portion 2311 pushes the extrusion portion 2312 to move in the receding groove 222, so that the circular thin-walled part 600 in the part clamping space is extruded.

In order to improve the compatibility of the riveting device for the round thin-wall part, the adjusting stopper 300 in this embodiment includes a fixing portion 310 and an adjusting rod 320, and the adjusting rod 320 is slidably connected to the fixing portion 310. By adjusting the sliding distance between the adjusting rod 320 and the fixing part 310, the eccentric wheel 210 can be stopped at different rotating positions, so that the rotating amount of the eccentric wheel 210 can be adjusted, and the riveting amount of the round thin-wall part 600 can be adjusted.

In order to protect the internal components, the riveting device for the circular thin-wall part in the embodiment further includes an upper cover 400, the upper cover 400 is covered on the riveting mechanism 200, and the upper cover 400 is provided with an avoiding hole 410. The avoidance hole 410 is arranged to facilitate placement of the circular thin-walled part 600 into the clamping space, and the upper cover 400 can cover the internal parts, so that the internal important parts are protected.

In order to facilitate the operation and save labor, the riveting device for the round thin-wall part in the embodiment further comprises a handle 500, and the handle 500 is connected with the eccentric wheel 210. The eccentric wheel 210 can be rotated by rotating the handle 500, so that labor is saved, and the operation of riveting parts is more convenient.

Preferably, the handle 500 in this embodiment is provided with a non-slip pad at the outer circumference. The friction force between the hand and the handle 500 is improved by arranging the anti-slip pad, so that the stable riveting process is ensured, and the hand does not slip.

Further preferably, the non-slip mat in this embodiment is made of a rubber material. The material cost of rubber material is low, and coefficient of friction is big, and the slipmat antiskid that utilizes the material of rubber material to make is effectual, can also supply cushioning effect for the people hand-held, avoids using handle 500 for a long time and tired out.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments thereof. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a circular thin wall part riveting device which characterized in that includes:

a base (100);

the riveting mechanism (200) is arranged on the top surface of the base (100), the riveting mechanism (200) comprises an eccentric wheel (210), a clamping component (220) and a riveting component (230), the eccentric wheel (210) is provided with an eccentric through hole (211), the clamping component (220) is used for clamping a round thin-walled part (600) to be riveted, one end of the riveting component (230) abuts against the inner wall of the eccentric through hole (211), and the other end of the riveting component (230) can move towards the round thin-walled part (600);

the adjusting limiting block (300), the adjusting limiting block (300) is arranged on the top surface of the base (100), the adjusting limiting block (300) can block the eccentric wheel (210) from rotating, and the adjusting limiting block (300) is used for adjusting the rotating amount of the eccentric wheel (210).

2. The round thin-wall part riveting and pressing device according to claim 1, characterized in that the clamping assembly (220) comprises a plurality of clamping pieces (221), the cross section of the end part of each clamping piece (221) is fan-shaped, the clamping pieces (221) are distributed at intervals in a round shape, and a part clamping space is defined by the clamping pieces (221).

3. The riveting device for the round thin-walled part according to claim 2, characterized in that the side walls of the adjacent clamping pieces (221) enclose an abdicating groove (222), and the abdicating groove (222) is communicated with the part clamping space.

4. The riveting device for the round thin-wall part according to claim 3, wherein the riveting component (230) comprises a riveting block (231) and a fixed seat (232), the fixed seat (232) is provided with a sliding groove (233), and the riveting block (231) is slidably arranged in the sliding groove (233).

5. The riveting device for round thin-walled parts according to claim 4, characterized in that the riveting block (231) comprises a connecting part (2311) and a pressing part (2312), the connecting part (2311) is slidably arranged in the sliding groove (233), the connecting part (2311) abuts against the inner wall of the eccentric through hole (211), the pressing part (2312) is slidably arranged in the receding groove (222), and the pressing part (2312) can move to the part clamping space.

6. The riveting device for the round thin-wall part as recited in claim 1, wherein the adjusting stopper (300) comprises a fixing part (310) and an adjusting rod (320), and the adjusting rod (320) is slidably connected with the fixing part (310).

7. The riveting device for the round thin-wall part according to claim 1, further comprising an upper cover (400), wherein the upper cover (400) covers the riveting mechanism (200), and the upper cover (400) is provided with an avoidance hole (410).

8. The apparatus for riveting round thin-walled parts according to claim 1, characterized in that it further comprises a handle (500), said handle (500) being connected to said eccentric (210).

9. The riveting device for round thin-wall parts according to claim 8, characterized in that the handle (500) is provided with a non-slip mat on the periphery.

10. The riveting device for the round thin-wall part according to claim 9, wherein the non-slip mat is made of rubber material.