CN212634189U - Novel press riveting mechanism - Google Patents
Novel press riveting mechanism Download PDFInfo
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- CN212634189U CN212634189U CN202021218956.6U CN202021218956U CN212634189U CN 212634189 U CN212634189 U CN 212634189U CN 202021218956 U CN202021218956 U CN 202021218956U CN 212634189 U CN212634189 U CN 212634189U
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Abstract
The utility model discloses a novel pressure riveting mechanism, which comprises an upper die assembly and a lower die assembly below the upper die assembly, wherein the upper die assembly comprises an upper die base, an upper clamping plate and an upper template which are arranged in sequence from top to bottom; the lower die assembly comprises a press riveting lower die plate, a lower backing plate and a lower die base which are sequentially arranged from top to bottom, a positioning assembly used for press riveting of parts and product positioning is arranged on the press riveting lower die plate, and clamping assemblies used for clamping products in the press riveting process are arranged on the upper die assembly and the lower die assembly. The clamping assembly clamps the product in the press riveting process, so that the problem of material expansion of the product is avoided, the size of the product is not changed before and after the press riveting, the press riveting torsion of the product is ensured, meanwhile, the surface scratch of the product can be avoided, and the quality of the product is ensured; the positioning assembly positions the press riveting part and the product, improves the press riveting accuracy of the product and the press riveting part, is quick in positioning, and can improve the production efficiency.
Description
Technical Field
The utility model relates to a press and rivet the field, specific theory especially relates to a novel press and rivet mechanism.
Background
The press-riveting nut column and the press-riveting nut are widely applied to various hardware products, have different functions, and are basically used for the press-riveting nut column or the press-riveting nut in the aspect of electronic hardware, and the press-riveting nut column and the press-riveting nut mainly play roles in fixing and positioning. Electronic hardware products are generally assembled by a plurality of precise components, in the process of assembling the products, some key components are connected and fixed by nut columns or riveting nuts, and the dimensional tolerance and the surface requirement of the products are extremely strict.
According to the product assembly requirement, the positions of a plurality of necessary rivets are very close to the edge of a product, the difficulty of riveting the die is increased, the conventional riveting mechanism can generate adverse effects on the structure of the product, the product riveting position is too close to the bending edge of the product, the condition of expanding materials can occur during riveting, local deformation and external positioning clamping are caused, the problems of poor size of parts after riveting and scratch on the surface layer of the product occur, the product quality cannot be guaranteed, a plurality of products change the product structure in order to avoid the problems, and therefore the product cost is increased and the product structure is complicated.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a novel rivet pressing mechanism avoids the product problem that the size is bad, the surface scratch appears.
A novel press riveting mechanism comprises an upper die assembly and a lower die assembly below the upper die assembly, wherein the upper die assembly comprises an upper die base, an upper clamping plate and an upper die plate which are sequentially arranged from top to bottom; the lower die assembly comprises a press riveting lower die plate, a lower base plate and a lower die base which are sequentially arranged from top to bottom, a positioning assembly used for press riveting of parts and product positioning is arranged on the press riveting lower die plate, a clamping assembly used for clamping products in a press riveting process is arranged on the upper die assembly and the lower die assembly, the size of the products before and after press riveting is not changed due to the pressing assembly, and the problem that the surfaces of the products are scratched is avoided.
Optionally, the clamping assembly comprises sliders arranged on two sides of the lower press riveting template, the sliders are embedded into the upper template, springs are arranged on the sliders, the upper ends of the springs are connected with the upper die base, slider top plates located on two sides of the lower press riveting template are arranged on the lower backing plate, the slider top plates and the sliders are matched with each other, and the distance between the sliders and the slider top plates is smaller than the distance between the upper template and the lower press riveting template.
Optionally, a slider baffle is arranged on the other side of the slider, which is opposite to the lower press-riveting template, and the slider baffle is embedded into the upper template.
Optionally, the positioning assembly comprises a positioning pin arranged on the press riveting lower template, and the press riveting part is sleeved on the positioning pin, so that the product is positioned and fixed in the press riveting process, and the press riveting accuracy is improved.
Optionally, the press-riveting lower template is in a convex shape.
Optionally, a limiting column is arranged between the upper template and the lower backing plate, so that the pressing and riveting accuracy is ensured.
Optionally, an inner guide pillar is arranged between the upper die base and the lower die base, so that the pressure riveting accuracy is ensured.
Optionally, the press-riveting part is a nut or a nut post.
Compared with the prior art, beneficial effect lies in: the utility model provides a novel pressure riveting mechanism, a clamping assembly clamps a product in the pressure riveting process, avoids the problem of material expansion of the product, ensures that the size of the product is not changed before and after pressure riveting, ensures the pressure riveting torsion of the product, can avoid the surface scratch of the product at the same time, and ensures the quality of the product; the positioning assembly positions the press riveting part and the product, improves the press riveting accuracy of the product and the press riveting part, is quick in positioning, and can improve the production efficiency.
Drawings
Fig. 1 is a schematic perspective view of a novel press riveting mechanism provided in an embodiment of the present application;
fig. 2 is an exploded schematic view of the novel rivet pressing mechanism provided in the embodiment of the present application;
fig. 3 is a perspective view of a partial structure of the novel riveting mechanism provided in the embodiment of the present application.
Detailed Description
The contents of the present invention will be further described with reference to the accompanying drawings and examples.
Referring to the attached drawings 1-3, the novel riveting mechanism comprises an upper die assembly 1 and a lower die assembly 2 below the upper die assembly, wherein the upper die assembly 1 comprises an upper die base 11, an upper clamping plate 12 and an upper die plate 13 which are sequentially arranged from top to bottom; the lower die assembly 2 comprises a press riveting lower die plate 21, a lower backing plate 22 and a lower die seat 23 which are sequentially arranged from top to bottom, a positioning assembly 4 used for press riveting of a part and product positioning is arranged on the press riveting lower die plate 21, a clamping assembly 5 used for clamping a product in a press riveting process is arranged on the upper die assembly 1 and the lower die assembly 2, and the press riveting part is a nut or a nut column. Specifically, the press-riveting part is fixed on the press-riveting lower template 21 through the positioning assembly 4, then a rivet hole on the product is sleeved on the press-riveting part, the upper template 1 moves downwards in the press-riveting process, the clamping assembly 5 clamps the product, and the press-riveting part and the product 10 are pressed and riveted together by matching the upper template 13 and the press-riveting lower template 21.
The clamping assembly 5 comprises sliding blocks 51 arranged on two sides of the lower press riveting template 21, the sliding blocks 51 are embedded into the upper template 13, springs 52 are arranged on the sliding blocks 51, the upper ends of the springs 52 are connected with the upper die base 11, sliding block top plates 53 located on two sides of the lower press riveting template 21 are arranged on the lower backing plate 22, the sliding block top plates 53 are matched with the sliding blocks 51, and the distance between each sliding block top plate 53 and each sliding block 51 is smaller than the distance between the lower press riveting template 21 and the upper template 13. In one embodiment, the upper die base 11 is provided with a spring fixing block 111, an upper end of the spring 52 is fixed on the spring fixing block 111, and a lower end of the spring 52 is fixed on an upper surface of the slider 51. In some embodiments, the other side of the slider 51 opposite to the lower die plate 21 is provided with a slider baffle 54, and the slider baffle 54 is embedded in the upper die plate 13. Specifically, in the riveting process, the upper die assembly 1 moves downwards, the slider top plate 53 pushes the slider 51 to move upwards, the spring 52 is compressed, the slider 51 clamps two side edges of the product 10 fixed on the lower press riveting die plate 21, meanwhile, the slider baffle 54 plays a limiting role for the slider 51, when the upper die plate 13 and the lower press riveting die plate 21 are closed, the slider 51 stops moving, and the upper die plate 13 and the lower press riveting die plate 21 are matched to rivet and fix the press riveting part and the product together. The clamping assembly clamps two sides of the product, the surface of the product is prevented from being scratched in the machining process, and the shape and the size of the product can be prevented from being badly changed.
This locating component 4 is including locating the pilot pin 41 on the lower bolster 21 of riveting, and the part cover is riveted in the pressure is established on pilot pin 41, and the rivet hole site on the product also overlaps and establishes on pilot pin 41, and in the lower extreme embedding of pilot pin 41 was riveted the lower bolster 21 in, the upper end of pilot pin 41 extended from the upper bolster 21 surface of riveting, and the pilot pin improves the degree of accuracy of riveting, avoids causing the damage to the product because of the position is inaccurate to riveting, and the location is convenient fast, is favorable to improving production efficiency.
In some embodiments, the clincher template 21 is "convex" in shape, and the convex clincher template 21 facilitates the clamping of the product 10 by the slider 51.
In some embodiments, a spacing column 6 is arranged between the upper template 13 and the lower template 22, an inner guide column 7 is arranged between the upper die base 11 and the lower die base 23, and the inner guide column 6 and the spacing column 7 play a role in guiding.
The utility model provides a novel pressure riveting mechanism, a clamping assembly clamps a product in the pressure riveting process, avoids the problem of material expansion of the product, ensures that the size of the product is not changed before and after pressure riveting, ensures the pressure riveting torsion of the product, can avoid the surface scratch of the product at the same time, and ensures the quality of the product; the positioning assembly positions the press riveting part and the product, improves the press riveting accuracy of the product and the press riveting part, is quick in positioning, and can improve the production efficiency.
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 shall fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a novel rivet pressing mechanism, includes mould assembly (1) and lower mould assembly (2) of its below, its characterized in that: the upper die assembly (1) comprises an upper die base (11), an upper clamping plate (12) and an upper die plate (13) which are sequentially arranged from top to bottom; lower mould subassembly (2) are including from the top down pressure riveting lower bolster (21), lower bolster (22) and die holder (23) that set gradually, be equipped with on pressure riveting lower bolster (21) and be used for the pressure to rivet locating component (4) of part and product location, be equipped with on mould subassembly (1) and lower mould subassembly (2) and press from both sides tight subassembly (5) that the in-process was used for pressing the clamp to rivet product (10).
2. The novel riveting mechanism according to claim 1, characterized in that: the clamping assembly (5) comprises sliding blocks (51) arranged on two sides of a pressure riveting lower template (21), the sliding blocks (51) are embedded into the upper template (13), springs (52) are arranged on the sliding blocks (51), the upper ends of the springs (52) are connected with the upper die holder (11), sliding block top plates (53) located on two sides of the pressure riveting lower template (21) are arranged on the lower backing plate (22), the sliding block top plates (53) are matched with the sliding blocks (51), and the distance between each sliding block (51) and the corresponding sliding block top plate (53) is smaller than the distance between the upper template (13) and the pressure riveting lower template (21).
3. The novel riveting mechanism according to claim 2, characterized in that: and a slide block baffle (54) is arranged on the other side of the slide block (51) opposite to the lower press riveting template (21), and the slide block baffle (54) is embedded into the upper template (13).
4. The novel riveting mechanism according to claim 1, characterized in that: the positioning assembly (4) comprises a positioning needle (41) arranged on the press riveting lower template (21), and the press riveting part is sleeved on the positioning needle (41).
5. A novel rivet pressing mechanism according to any one of claims 1 to 4, characterized in that: the lower press riveting template (21) is in a convex shape.
6. The novel riveting mechanism according to claim 1, characterized in that: and a limiting column (6) is arranged between the upper template (13) and the lower backing plate (22).
7. The novel riveting mechanism according to claim 1, characterized in that: an inner guide post (7) is arranged between the upper die holder (11) and the lower die holder (23).
8. The novel riveting mechanism according to claim 1 or 4, characterized in that: the pressure riveting part is a nut or a nut column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021218956.6U CN212634189U (en) | 2020-06-28 | 2020-06-28 | Novel press riveting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021218956.6U CN212634189U (en) | 2020-06-28 | 2020-06-28 | Novel press riveting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212634189U true CN212634189U (en) | 2021-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021218956.6U Active CN212634189U (en) | 2020-06-28 | 2020-06-28 | Novel press riveting mechanism |
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| CN (1) | CN212634189U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134562A (en) * | 2021-04-13 | 2021-07-20 | 儒拉玛特自动化技术（合肥）有限公司 | Riveting mechanism with pressure and displacement monitoring function |
-
2020
- 2020-06-28 CN CN202021218956.6U patent/CN212634189U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134562A (en) * | 2021-04-13 | 2021-07-20 | 儒拉玛特自动化技术（合肥）有限公司 | Riveting mechanism with pressure and displacement monitoring function |
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