CN219616631U

CN219616631U - Bolt cold heading forming die

Info

Publication number: CN219616631U
Application number: CN202223275740.5U
Authority: CN
Inventors: 陈利荣; 徐小红; 徐顺庆
Original assignee: Zhejiang Ruili Fastener Co ltd
Current assignee: Zhejiang Ruili Fastener Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-09-01
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a bolt cold heading forming die which comprises a first die plate, wherein a die cavity body is formed in the surface of the first die plate, springs are arranged on the front face of the first die plate, circular plates are fixedly arranged on the front side and the rear side of each spring, clamping rods are welded on the back face of each circular plate, a shock pad is fixedly connected to the back face of the first die plate, the shock pad is a rubber pad, a second die plate is arranged on the back face of the shock pad, a die head is fixedly arranged on the front face of the second die plate, and the die heads are correspondingly arranged with the die cavity body; when the second template hits on the shock pad, separate first template and second template through its rubber pad material, avoid both directly hitting together, cause the harm, the spring drives the plectane that corresponds and card pole to promote in the die cavity body, promotes the bolt blank of die cavity body inner chamber through the thrust of spring, and then the user can take out the bolt blank after the cold heading processing fast.

Description

Bolt cold heading forming die

Technical Field

The utility model relates to the field of dies, in particular to a bolt cold heading forming die.

Background

The mould is used for injection moulding, blow moulding, extrusion, die casting or forging, smelting, stamping and other methods to obtain various moulds and tools of the required products in industrial production, in short, the mould is used for manufacturing the molded articles, the tool is composed of various parts, different moulds are composed of different parts, the processing of the appearance of the articles is realized mainly through the change of the physical state of the molded materials, the mould is called as an industrial master, in the process of processing bolts, the cold heading molding mould is needed, the bolts are one of mechanical parts, the cylindrical threaded fasteners of nuts are matched, and the fasteners are composed of heads, screws and cylinders with external threads and are used for fastening two objects with threaded holes.

The cold heading is a processing method for forming needed parts or blanks by using two dies to redistribute and transfer metal volumes under the action of external force, the two dies are very strong in collision force when in cold heading forming of bolts, the two dies directly collide together to generate force which is very harmful to the dies, the existing bolt London dies have no mechanism for protecting the dies, so that the dies are easy to deform and damage, and the existing cold heading dies cannot directly take out the shaped metal parts from a die cavity after plastic deformation of the metal, so that users are very inconvenient to take materials and consume time, and therefore, aiming at the current situation, development of the bolt cold heading forming dies is urgently needed to overcome the defects in the current practical application and meet the current demands.

Disclosure of Invention

The utility model aims to provide a bolt cold heading forming die for solving the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a bolt cold heading forming die, includes first template, the die cavity body has been seted up on the surface of first template, the front of first template is provided with the spring, both sides all fixed mounting have the plectane around the spring, the back welding of plectane has the draw-in lever, the back fixedly connected with shock pad of first template, the shock pad is the rubber pad, the back of shock pad is provided with the second template, the front fixed mounting of second template has the die head, the die head is corresponding the setting with the die cavity body.

As a further scheme of the utility model: the bottom of first template and second template all welds the mounting panel, the mounting hole has been seted up on the surface of mounting panel.

As still further aspects of the utility model: the second template and the back the gag lever post has all been welded in the front of mounting panel, first template, shock pad and openly the round hole has all been seted up to the back of mounting panel, the round hole sets up for corresponding with the gag lever post.

As still further aspects of the utility model: the top of mounting panel just is located the front fixed mounting of first template and has first riser, and is openly the front of plectane and the back fixed mounting of first riser, the inboard of plectane just is located the inner chamber fixed mounting of spring has the telescopic link.

As still further aspects of the utility model: the first transverse rods are fixedly connected to four corners of the front face of the first template, and the front face of each first transverse rod is fixedly installed on the back face of each first vertical plate.

As still further aspects of the utility model: the top of mounting panel just is located the back fixed mounting of second template and has the second riser, the positive four corners department of second riser is all fixed mounting has the second horizontal pole, the front of second horizontal pole and the back fixed mounting of second template.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the second template collides with the shock pad, the first template and the second template are separated by the rubber pad material of the second template, so that the first template and the second template are prevented from being directly collided together to cause damage.

2. The spring drives the corresponding circular plate and clamping rod to push towards the die cavity body, the bolt blank in the inner cavity of the die cavity body is pushed out through the pushing force of the spring, and then a user can take out the bolt blank after cold heading processing rapidly.

In summary, the utility model solves the problems that the existing bolt London die has no mechanism for protecting the die, so the die is easy to deform and damage, and the existing cold heading die cannot directly take out the shaped metal part from the die cavity after plastic deformation of the metal, so that a user is very inconvenient in taking the material, and the time is relatively wasted.

Drawings

Fig. 1 is a schematic perspective view of the structure of the present utility model.

Fig. 2 is a partial rear perspective view of the structure of the first template of the present utility model.

Fig. 3 is a perspective view showing the structure of the spring, the circular plate, the clamping rod and the telescopic rod according to the present utility model.

In the figure: 1. a first template; 2. a cavity body; 3. a spring; 4. a circular plate; 5. a clamping rod; 6. a shock pad; 7. a second template; 8. a die head; 9. a mounting plate; 10. a mounting hole; 11. a limit rod; 12. a round hole; 13. a first riser; 14. a telescopic rod; 15. a first cross bar; 16. a second riser; 17. and a second cross bar.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Examples

Referring to fig. 1 to 3, in the embodiment of the utility model, a bolt cold heading forming mold comprises a first mold plate 1, a mold cavity body 2 is provided on the surface of the first mold plate 1, a spring 3 is provided on the front surface of the first mold plate 1, circular plates 4 are fixedly installed on the front and rear sides of the spring 3, a clamping rod 5 is welded on the back surface of the back circular plate 4, a shock pad 6 is fixedly connected on the back surface of the first mold plate 1, the shock pad 6 is a rubber pad, a second mold plate 7 is provided on the back surface of the shock pad 6, a mold head 8 is fixedly installed on the front surface of the second mold plate 7, and the mold head 8 and the mold cavity body 2 are correspondingly arranged.

The bottom of first template 1 and second template 7 all welds mounting panel 9, and mounting hole 10 has been seted up on the surface of mounting panel 9, through the cooperation of external bolt and mounting hole 10, fixes mounting panel 9 on external equipment, and then fixes first template 1 and second template 7.

The positive of second template 7 and back mounting panel 9 has all welded gag lever post 11, and round hole 12 has all been seted up to the back of first template 1, shock pad 6 and front mounting panel 9, and round hole 12 and gag lever post 11 are corresponding the setting, and through the cooperation of gag lever post 11 and round hole 12, spacing first template 1 and second template 7 prevents that second template 7 from bumping together with shock pad 6, and their position takes place the skew, influences the processing of bolt.

The top of mounting panel 9 just is located the front fixed mounting of first template 1 and has first riser 13, the front of front plectane 4 and the back fixed mounting of first riser 13, and the inboard of plectane 4 just is located the inner chamber fixed mounting of spring 3 and has telescopic link 14, supports plectane 4 and telescopic link 14 through first riser 13, increases its steadiness, carries out spacingly to spring 3 through telescopic link 14, prevents its bending at will.

The positive four corners department of first template 1 is all fixedly connected with first horizontal pole 15, the positive and the back fixed mounting of first riser 13 of first horizontal pole 15 support first template 1 through the cooperation of first horizontal pole 15 and first riser 13, make it more firm.

The top of mounting panel 9 and be located the back fixed mounting of second template 7 have second riser 16, and the positive four corners department of second riser 16 all fixed mounting has second horizontal pole 17, and the positive and the back fixed mounting of second template 7 of second horizontal pole 17, through the cooperation of second horizontal pole 17 and second riser 16, further increase the steadiness of second template 7.

The working principle of the utility model is as follows: this bolt cold heading forming die, during the use, through the cooperation of external bolt and mounting hole 10, fix first template 1 and second template 7 on external equipment, the bolt metal raw materials card that will process is at the inner chamber of die cavity body 2, drive second template 7 to first template 1 direction promotion through external equipment, extrude in to die cavity body 2 through die head 8, extrude the bolt metal raw materials into finished part, when second template 7 hits on shock pad 6, separate first template 1 and second template 7 through its rubber pad material, avoid both direct to hit together, cause the harm, the rubber pad has elasticity good, the wearability is good, the effectual spot of shock attenuation, after the metalwork shaping, external equipment drives second template 7 and die head 8 and moves to the normal position, at this moment spring 3 drives the promotion in corresponding plectane 4 and clamping lever 2, the bolt blank of die cavity body 2 inner chamber is released through the thrust of spring 3, and then the user can take out the bolt blank after the cold heading processing fast.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Bolt cold heading forming die, including first template (1), its characterized in that: the novel plastic die comprises a die cavity body (2) arranged on the surface of a first die plate (1), springs (3) are arranged on the front surface of the first die plate (1), circular plates (4) are fixedly arranged on the front side and the rear side of each spring (3), clamping rods (5) are welded on the back surfaces of the circular plates (4), shock pads (6) are fixedly connected to the back surfaces of the first die plate (1), rubber pads are arranged on the back surfaces of the shock pads (6), second die plates (7) are arranged on the back surfaces of the shock pads, die heads (8) are fixedly arranged on the front surfaces of the second die plates (7), and the die heads (8) are correspondingly arranged on the die cavity body (2).

2. The bolt cold heading forming die of claim 1, wherein: the bottoms of the first template (1) and the second template (7) are welded with mounting plates (9), and mounting holes (10) are formed in the surfaces of the mounting plates (9).

3. The bolt cold heading forming die of claim 2, wherein: the utility model discloses a limiting device for the automobile, including mounting panel (9), first template (1), shock pad (6), second template (7), back all welded gag lever post (11) in the front of mounting panel (9), first template (1), shock pad (6) and front round hole (12) have all been seted up in the back of mounting panel (9), round hole (12) and gag lever post (11) are corresponding the setting.

4. The bolt cold heading forming die of claim 2, wherein: the top of mounting panel (9) just is located the front fixed mounting of first template (1) and has first riser (13), and is openly the front of plectane (4) and the back fixed mounting of first riser (13), the inboard of plectane (4) just is located the inner chamber fixed mounting of spring (3) have telescopic link (14).

5. The bolt cold heading forming die of claim 4, wherein: the four corners of the front face of the first template (1) are fixedly connected with first transverse rods (15), and the front face of each first transverse rod (15) is fixedly installed on the back face of each first vertical plate (13).

6. The bolt cold heading forming die of claim 2, wherein: the top of mounting panel (9) and be located the back fixed mounting of second template (7) have second riser (16), the positive four corners department of second riser (16) is all fixed mounting has second horizontal pole (17), the front of second horizontal pole (17) and the back fixed mounting of second template (7).