CN218425405U

CN218425405U - Riveting clamping jig

Info

Publication number: CN218425405U
Application number: CN202222221334.4U
Authority: CN
Inventors: 陈金官
Original assignee: Dongguan Xinmeiyang Technology Co ltd
Current assignee: Dongguan Xinmeiyang Technology Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-02-03
Anticipated expiration: 2032-08-23

Abstract

The utility model relates to a riveting clamping tool, including the riveting platform, the punching press body, the cope match-plate pattern, the riveting subassembly, the lower bolster, the subassembly of treating of placing on the lower bolster, treat that the subassembly is including treating processing product and pin, treat to be equipped with on the processing product with pin matched with pin, the pin is including being located the downthehole first section of pin and the second section of being connected with first section, the external diameter of second section is greater than the internal diameter in pin hole, the external diameter of first section is less than the internal diameter in pin hole, wherein, the one end that the second section was kept away from to first section is equipped with first chamfer, the terminal surface in pin hole is equipped with the second chamfer with first chamfer matched with, there is the segment difference between first section and the second section, first section through the pin gets into the pin downthehole along the second chamfer, so that the second section of pin passes through the segment difference joint on the second chamfer, prevent that the pin from adding man-hour landing, thereby reduce the damage on riveting in-process product surface, promote the product yield.

Description

Riveting clamping jig

Technical Field

The utility model relates to a punching press technical field especially relates to a riveting clamping tool.

Background

Riveting machine utilizes equipment to carry out strong high pressure processing in the twinkling of an eye to the machined part, the machined part is according to the cold extrusion deformation of material itself, form a stress-free concentration inside mosaic dot that has certain tensile and shear strength, can couple together two-layer or multilayer plate of different material different thickness, riveting machine does not have any requirement to the machined part surface, but the machined part of product riveting face department makes original cladding material in the riveting process because fixed unstability, the coating of paint appears crushing easily, appearance imperfections such as bruising, influence the product yield, the event has proposed a riveting clamping tool and has solved the above-mentioned problem that proposes.

Disclosure of Invention

For solving the not enough of prior art, the utility model provides a riveting clamping tool can reduce the damage on riveting in-process product surface, stability and product yield when increasing the product riveting.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a riveting clamping tool which characterized in that includes:

riveting and pressing the table;

the stamping body is arranged on the riveting platform;

an upper die plate fixed on the punching body;

the riveting component is positioned above the riveting table and comprises a pressing block and an elastic piece arranged on the upper side of the pressing block, and the pressing block can compress the elastic piece when pressed downwards;

the riveting device comprises a riveting platform, a to-be-processed component, a protective sleeve and a pin, wherein the to-be-processed component is fixed on the riveting platform and located below the riveting component, the to-be-processed component comprises a to-be-processed product with a pin hole in the top end, the protective sleeve is sleeved on the top of the to-be-processed product, the protective sleeve is provided with a through hole corresponding to the pin hole, and the pin is located in the through hole of the protective sleeve in a predetermined mode.

The first section is far away from one end of the second section and is provided with a first chamfer, the end face of the pin hole is provided with a second chamfer matched with the first chamfer, and when riveting is to be carried out, the first section of the pin passes through the first chamfer and enters the pin hole along the second chamfer so that the second section of the pin is clamped on the second chamfer.

The upper die plate comprises a transverse plate fixedly connected with the stamping body, vertical plates arranged on the transverse plate at intervals and accommodating cavities formed between the transverse plate and the vertical plates, and the riveting component is movably arranged in the accommodating cavities.

Wherein, the holding chamber include with the first cavity of diaphragm intercommunication and with the second cavity of first cavity intercommunication, the internal diameter of first cavity is greater than the internal diameter of second cavity, the briquetting include first block and with the second block of first block connection, the external diameter of first block is less than the internal diameter of first cavity and be greater than the internal diameter of second cavity, the external diameter of second block is less than the internal diameter of second cavity, so that the briquetting hangs to be located the holding chamber and be in the activity from top to bottom in the holding chamber.

The pressing block is close to one end of the transverse plate and is provided with a first groove, one end of the elastic piece is fixedly connected with the bottom of the first groove, the other end of the elastic piece is fixedly connected with the transverse plate, and when the elastic piece contracts completely, the elastic piece is contained in the first groove.

Wherein, the outside cover of cope match-plate pattern is equipped with the detachable safety cover.

The riveting and clamping jig further comprises a lower template fixed on the riveting table, the component to be machined is placed on the lower template, a positioning portion detachably connected with the lower template is arranged on the lower template, and the positioning portion is used for fixing the component to be machined.

The to-be-processed product further comprises a horizontal part fixed on the positioning part and a vertical part formed by partially extending from the middle of the horizontal part in a direction perpendicular to the horizontal part, and the pin hole is formed in the end part of the vertical part.

The vertical part comprises a first vertical section connected with the horizontal part and a second vertical section arranged on the first vertical section at intervals, and the number of the second vertical sections corresponds to the number of the pin holes.

The pin comprises a first section and a second section, wherein the first section is located in the pin hole, the second section is connected with the first section, the outer diameter of the second section is larger than the inner diameter of the pin hole, and the outer diameter of the first section is smaller than the inner diameter of the pin hole.

Compared with the prior art, the utility model provides a riveting clamping tool possesses following beneficial effect: through protection casing pre-installation pin, easy to assemble, through the first section of pin setting in the pin hole and the second section of being connected with first section, the external diameter of second section is greater than the internal diameter in pin hole, the external diameter of first section is less than the internal diameter in pin hole for form the segment difference between first section and second section and prevent that the pin from adding man-hour landing, fixed the pin better, thereby reduce the damage on riveting in-process product surface, stability and product yield when having increased the product riveting.

Drawings

Fig. 1 is a schematic structural view of the riveting and clamping jig of the present invention in a state to be riveted;

fig. 2 is a schematic structural view of the riveting clamping jig of the present invention in a state of being ready for riveting;

fig. 3 is a schematic structural view of the riveting and clamping jig of the present invention in a state of being completed by riveting;

fig. 4 is a schematic structural view of the component to be processed according to the present invention;

fig. 5 is a schematic structural view of the pin of the present invention;

fig. 6 is a schematic structural diagram of the product to be processed according to the present invention.

The meaning of the reference symbols in the drawings is:

1-riveting and pressing a table; 2-punching the body; 3, mounting a template; 4-riveting the component; 5-a lower template; 6-a component to be processed; 7-a protective cover; 8-a positioning part; 9-a protective sleeve; 31-a transverse plate; 32-a riser; 33-a housing chamber; 331-a first cavity; 332-a second cavity; 41-briquetting; 42-an elastic member; 411-a first block; 412-a second block; 413 — a first groove; 61-products to be processed; 62-a pin; 611-pin holes; 612-vertical; 613-horizontal part; 6111-second chamfer; 6121-a first upright; 6122-a second upright; 621-first section; 622-second section; 623-first chamfering; a-segment difference.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1, a riveting and clamping jig comprises a riveting table 1, a stamping body 2 arranged on the riveting table 1, an upper template 3 fixed on the end part of the stamping body 2, and a riveting assembly 4 connected with the upper template 3, wherein the riveting assembly 4 comprises a pressing block 41 and an elastic piece 42 movably arranged in the upper template 3, one end of the elastic piece 42 is fixedly connected with the pressing block 41, and the other end of the elastic piece 42 is fixedly connected with the upper template 3;

referring to fig. 1, a lower template 5 is fixed on a riveting table 1, a component 6 to be processed is placed on the lower template 5, referring to fig. 4, the component 6 to be processed includes a product 61 to be processed and a pin 62, a pin hole 611 matching with the pin 62 is formed in the product 61 to be processed, referring to fig. 4 and 5, the pin 62 includes a first section 621 located in the pin hole 611 and a second section 622 connected to the first section 621. Specifically, referring to fig. 4 and 5, the outer diameter of the second section 622 is greater than the inner diameter of the pin hole 611, the outer diameter of the first section 621 is smaller than the inner diameter of the pin hole 611, a first chamfer 623 is disposed at one end of the first section 621 away from the second section 622, and a second chamfer 6111 matched with the first chamfer 623 is disposed on the end surface of the pin hole 611. Further, referring to fig. 4 to 6, a step a exists between the first section 621 and the second section 622, the first section 621 of the pin 62 enters the pin hole 611 along the second chamfer 6111 through the first chamfer 623, so that the second section 622 of the pin 62 is clamped on the second chamfer 6111 through the step a, the pin 62 is fixed on the product 61 to be processed, the pin 62 is prevented from sliding off during processing, thereby reducing damage to the surface of the product during riveting, and increasing stability and yield of the product during processing.

Further, referring to fig. 1 to 3, the upper mold plate 3 includes a horizontal plate 31 fixedly connected to the press body 2, vertical plates 32 spaced from the horizontal plate 31, and accommodating cavities 33 formed between the horizontal plate 31 and the vertical plates 32, specifically, the horizontal plate 31 is fixed below the press body 2, and the two horizontal plates 31 are spaced from the vertical plates 32. Further, the riveting component 4 is movably disposed in the accommodating cavity 33, the accommodating cavity 33 includes a first cavity 331 communicating with the transverse plate 31 and a second cavity 332 communicating with the first cavity 331, an inner diameter of the first cavity 331 is greater than an inner diameter of the second cavity 332, the pressing block 41 includes a first block 411 and a second block 412 connected with the first block 411, an outer diameter of the first block 411 is smaller than the inner diameter of the first cavity 331 and greater than the inner diameter of the second cavity 332, an outer diameter of the second block 412 is smaller than the inner diameter of the second cavity 332, the first block 411 is movably disposed in the first cavity 331 but limited between the first cavity 331 and the second cavity 332, wherein a first groove 411 is disposed at one end of the pressing block 4 close to the transverse plate 31, one end of the elastic member 42 is fixedly connected with a bottom of the first groove 413, and the other end of the elastic member 42 is fixedly connected with the transverse plate 31, so that the pressing block 41 movably compresses the elastic member 4 through the first cavity 331 in a working process.

Specifically, referring to fig. 1, when riveting, the elastic element 42 is in a free extension state, the elastic element 42 is partially located in the first groove 413, and partially located outside the first groove 413, the pressing body 2 moves downward and drives the riveting component 4 to move toward the pin 62 until the pressing block 41 contacts the pin 62, as shown in fig. 2, in this process, the elastic element 42 does not perform a telescopic motion; during riveting, the punching body 2 continues to move downwards, the riveting component 4 is pressed through the upper template 3, the pressing block 41 moves upwards under the reaction force of the pin 62 and causes the elastic piece 42 to slowly compress until the elastic piece 42 is completely accommodated in the first groove 413, as shown in fig. 3; after the riveting is completed, the punch 2 moves upward, so that the elastic member 42 and the pressing block 41 are reset to prepare for the next riveting. In the riveting process, the elastic member 42 elastically deforms to buffer the acting force between the pressing block 41 and the pin 62 and the acting force between the pin 62 and the pin hole 611, so that the damage to the surface of a product in the riveting process is reduced, and the stability and the yield of the product during riveting are improved.

Further, please refer to fig. 1 to 3, the riveting and clamping fixture further includes a protection cover 7 which is sleeved outside the upper mold plate 3 and is detachable from the upper mold plate 3, the protection cover 7 can facilitate observation of the riveting process, and potential safety hazards can be discovered in time.

Further, please refer to fig. 4, the riveting and clamping jig further comprises a protective cover 9 sleeved on the periphery of the pin 62, the protective cover 9 can reduce the loss caused by the collision between the pressing block 41 and the product 61 to be processed when the pin 62 is riveted, the protective cover 9 is further provided with a through hole corresponding to the pin hole 611 so that the pin 62 can be better fixed on the product to be processed and the pin 62 is preset, the mounting is convenient while the stability of the product to be processed in the riveting process is ensured, and therefore the product yield and the working efficiency are improved.

Referring to fig. 1 and 4, the riveting and clamping fixture further includes a positioning portion 8 detachably connected to the lower template 5, and the positioning portion 8 is used for fixing the component 6 to be processed. Further, the product to be processed 61 further includes a horizontal portion 613 fixed on the positioning portion and a vertical portion 612 partially extending from the middle portion of the horizontal portion 613 along a direction perpendicular to the horizontal portion 613, the pin holes 611 are formed at the end portions of the vertical portion 612, the vertical portion 612 includes a first vertical section 6121 connected to the horizontal portion 613 and second vertical sections 6122 spaced from the first vertical section 6121, the number of the second vertical sections 6122 corresponds to the number of the pin holes 611, and the positioning portion 8 is spaced from the assembly to be processed 6.

Specifically, according to the current placement method, a pin hole 611 is formed in the lower die plate 5, a pin 62 is placed in the pin hole 611, and then the vertical part 612 of the product 61 to be processed is placed towards the lower die plate 5, and the horizontal part 613 is placed towards the riveting assembly 4, namely, a fixing manner with a large top and a small bottom, the placement manner can cause collision between the riveting surface and the lower die plate 5, so that the product is damaged, and the contact area of the fixing part is small, and the stability is poor. In this application, the fixing manner of the product 61 to be processed is adjusted, please refer to fig. 6, the vertical portion 612 of the product 61 to be processed faces the direction of the riveting assembly 4, and the horizontal portion 613 is disposed in the positioning portion 8 of the lower template 5, that is, the fixing manner with a small top and a large bottom increases the contact area between the positioning portion 8 and the product 61 to be processed, so as to increase the stability of fixing the product 61 to be processed.

Specifically, referring to fig. 1 to 3, the riveting and clamping jig has the following working process: when riveting, as shown in fig. 1, the elastic member 42 is in a freely extending state, part of the elastic member 42 is located in the first groove 413, and part of the elastic member is located outside the first groove 413, the punching body 2 moves downward to drive the riveting component 4 to move downward until the first block 411 of the pressing block 41 contacts the pin 62, as shown in fig. 2, in the process, the elastic member does not move telescopically; during riveting, the punching body 2 continues to move downwards, the riveting component 4 is pressed through the upper template 5, the pressing block 41 moves upwards under the reaction force of the pin 62 and causes the elastic piece 42 to slowly compress until the elastic piece 42 is completely accommodated in the first groove 413, as shown in fig. 3; after the riveting is accomplished, the punching press body 2 moves up, makes elastic component 42 and briquetting 41 reset, and the punching press body 2 continues the activity that makes progress and drives briquetting 41 and keep away from the product that processing was accomplished, then, takes the product away and tears lag 9 out away from the manual work.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only express preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a riveting clamping tool which characterized in that includes:

riveting and pressing the table;

the stamping body is arranged on the riveting platform;

the upper template is fixed on the stamping body;

2. The riveting and clamping jig of claim 1, wherein the pin comprises a first section located in the pin hole and a second section connected with the first section, the outer diameter of the second section is larger than the inner diameter of the pin hole, and the outer diameter of the first section is smaller than the inner diameter of the pin hole.

3. The riveting clamping jig of claim 1, wherein the upper template comprises a transverse plate fixedly connected with the stamping body, a vertical plate arranged on the transverse plate at intervals, and an accommodating cavity formed between the transverse plate and the vertical plate, and the riveting component is movably arranged in the accommodating cavity.

4. The riveting and clamping jig of claim 3, wherein the accommodating cavity comprises a first cavity communicated with the transverse plate and a second cavity communicated with the first cavity, the inner diameter of the first cavity is larger than that of the second cavity, the pressing block comprises a first block body and a second block body connected with the first block body, the outer diameter of the first block body is smaller than that of the first cavity and larger than that of the second cavity, and the outer diameter of the second block body is smaller than that of the second cavity, so that the pressing block is suspended in the accommodating cavity and moves up and down in the accommodating cavity.

5. The riveting and clamping jig according to claim 3, wherein a first groove is formed in one end, close to the transverse plate, of the pressing block, one end of the elastic piece is fixedly connected with the bottom of the first groove, the other end of the elastic piece is fixedly connected with the transverse plate, and when the elastic piece is completely contracted, the elastic piece is accommodated in the first groove.

6. The riveting and clamping jig according to claim 1, wherein a detachable protective cover is sleeved outside the upper template.

7. The riveting and clamping jig of claim 1, further comprising a lower template fixed on the riveting table, wherein the components to be processed are placed on the lower template, and a positioning portion detachably connected with the lower template is arranged on the lower template and used for fixing the components to be processed.

8. The rivet pressing and clamping jig according to claim 7, wherein the product to be machined further includes a horizontal portion fixed to the positioning portion and a vertical portion formed by partially extending from a middle portion of the horizontal portion in a direction perpendicular to the horizontal portion, and the pin hole is opened at an end portion of the vertical portion.

9. The riveting and clamping jig according to claim 8, wherein the vertical portion comprises a first vertical section connected with the horizontal portion and second vertical sections arranged on the first vertical section at intervals, and the number of the second vertical sections corresponds to the number of the pin holes.

10. The riveting and clamping jig according to claim 2, wherein a first chamfer is arranged at one end of the first section, which is far away from the second section, a second chamfer matched with the first chamfer is arranged at the end surface of the pin hole, and when riveting is to be performed, the first section of the pin enters the pin hole through the first chamfer along the second chamfer so that the second section of the pin is clamped on the second chamfer.