CN215879702U

CN215879702U - Cold heading structure of pin

Info

Publication number: CN215879702U
Application number: CN202122344858.8U
Authority: CN
Inventors: 王晨; 陶晓龙; 段利超
Original assignee: Suzhou Flexible Precision Metal Technology Co ltd
Current assignee: Suzhou Flexible Precision Metal Technology Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-02-22
Anticipated expiration: 2031-09-27

Abstract

The utility model relates to the technical field of cold heading processes, and discloses a cold heading structure of a pin, which comprises a processing operation table and a conveying frame arranged on the upper surface of the processing operation table, wherein a movably arranged moving box is arranged inside the conveying frame, supporting rods fixedly arranged at the lower ends of two sides of the moving box are arranged, a moving frame is arranged in the middle of each supporting rod, a rotating disc is arranged on one side of each moving frame, an eccentric pile is arranged at the upper end of each rotating disc and movably arranged inside the corresponding moving frame, the conveying frame is arranged at the upper end of the processing operation table, after a raw material is jacked up from the inner part of a cold heading hole, a clamping unit clamps the raw material, the conveying frame capable of driving the clamping unit to move for the same distance is arranged, and the cold heading hole is moved to the next cold heading hole to perform the next step operation without manual movement.

Description

Cold heading structure of pin

Technical Field

The utility model relates to the technical field of cold heading processes, in particular to a cold heading structure of a pin.

Background

The cold heading process is one of the novel processes for machining less and no cutting metal under pressure. The method is a processing method which utilizes the plastic deformation generated by metal under the action of external force and redistributes and transfers the volume of the metal by means of a die so as to form the required part or blank. The cold heading process is most suitable for producing standard fasteners such as bolts, screws, nuts, rivets, pins, and the like. The common equipment of the cold heading process is a special cold heading machine, and parts are processed step by step when the cold heading machine is used.

However, when the pin is processed, the raw material processed in the previous step needs to be moved into the next cold heading hole according to different processing steps, which wastes manpower, affects working efficiency and is inconvenient to use.

The problems described above are addressed. To this end, a cold heading structure for a pin is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pin cold heading structure, wherein a conveying frame is arranged at the upper end of a processing operation table, a clamping unit clamps a raw material after the raw material is jacked up in a cold heading hole, the conveying frame capable of driving the clamping unit to move for the same distance is arranged, and the cold heading hole is moved to the next cold heading hole for the next step operation without manual movement, so that the problems in the background technology are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cold-heading structure of pin, includes the processing operation panel and installs the conveying frame at the processing operation panel upper surface, the inside of conveying frame is provided with movable mounting's removal case, and the both sides lower extreme that removes the case is provided with fixed mounting's bracing piece, and the middle part of bracing piece is provided with the movable frame, and one side of movable frame is provided with the rotary disk, and the upper end of rotary disk is provided with eccentric stake, and eccentric stake movable mounting is inside the movable frame.

Preferably, the rotating disc is movably mounted at the upper end of the support on one side, the two sides of the support are provided with limit blocks, and the support rod is movably mounted inside the limit blocks.

Preferably, the rotary disk is provided with two sets of, and two sets of rotary disks are connected through the connecting rod, and the middle part of connecting rod is provided with swiveling wheel A, and swiveling wheel A is connected with swiveling wheel B through the belt, and swiveling wheel B is connected with the drive arrangement output.

Preferably, the upper end of processing operation panel is provided with the mounting bracket, and the lower extreme of mounting bracket is provided with the processing head.

Preferably, the middle part of conveying frame is provided with the cold-heading hole, and the expansion joint has been seted up to the both sides of conveying frame, and the internally mounted of expansion joint has the centre gripping unit, and the centre gripping unit is installed in the inside of removal case.

Preferably, the cold heading holes correspond to the processing head in position, and the distance between the adjacent clamping units is equal to the distance between the adjacent cold heading holes.

Preferably, the centre gripping unit includes centre gripping mouth A and centre gripping mouth B, and centre gripping mouth A and centre gripping mouth B are the part that is the V-arrangement, and the adjustment tank has been seted up at centre gripping mouth A's middle part, and the adjustment tank matches with centre gripping mouth B size, and the both sides of centre gripping mouth A and centre gripping mouth B all are connected with driving actuating cylinder through the telescopic link.

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

1. according to the cold heading structure of the pin, the conveying frame is arranged at the upper end of the machining operation table, the clamping unit clamps the raw material after the raw material is jacked up in the cold heading hole, the conveying frame capable of driving the clamping unit to move for the same distance is arranged, and the cold heading hole is moved to the next cold heading hole to perform the next step operation without manual movement.

2. According to the cold heading structure for the pin, the V-shaped clamping opening A and the V-shaped clamping opening B are arranged, so that raw materials with different diameters can be conveniently clamped and fixed, the flexibility is high, and the use is convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a conveyor rack according to the present invention;

FIG. 3 is a schematic view of a rotary disk mounting structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 5 is a schematic view of a clamping unit according to the present invention;

fig. 6 is a schematic view of a pin processing sequence of the present invention.

In the figure: 1. a processing operation table; 11. a mounting frame; 12. a machining head; 2. a transfer frame; 21. a mobile box; 211. a clamping unit; 212. a clamping opening A; 213. a clamping opening B; 214. an adjustment groove; 215. a telescopic rod; 22. a support bar; 23. a movable frame; 24. rotating the disc; 241. a connecting rod; 242. rotating the wheel A; 243. rotating the wheel B; 244. a belt; 245. a drive device; 25. a support; 26. eccentric piles; 27. a limiting block; 28. a movable opening; 29. and (5) cold heading the hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to solve the technical problem of how to move the raw material during processing, as shown in fig. 1 to 6, the following preferred technical solutions are provided:

the utility model provides a cold-heading structure of pin, includes processing operation panel 1 and installs the conveying frame 2 at 1 upper surface of processing operation panel, and the upper end of processing operation panel 1 is provided with mounting bracket 11, and the lower extreme of mounting bracket 11 is provided with processing head 12.

The inside of conveying frame 2 is provided with movable mounting's removal case 21, the both sides lower extreme of removal case 21 is provided with fixed mounting's bracing piece 22, the middle part of bracing piece 22 is provided with movable frame 23, one side of movable frame 23 is provided with rotary disk 24, rotary disk 24 movable mounting is in the upper end of the support 25 of one side, the both sides of support 25 are provided with stopper 27, bracing piece 22 movable mounting is inside stopper 27, the upper end of rotary disk 24 is provided with eccentric stake 26, eccentric stake 26 movable mounting is inside movable frame 23.

The rotary disks 24 are provided with two groups, the two groups of rotary disks 24 are connected through a connecting rod 241, the middle part of the connecting rod 241 is provided with a rotary wheel A242, the rotary wheel A242 is connected with a rotary wheel B243 through a belt 244, and the rotary wheel B243 is connected with the output end of a driving device 245.

The middle part of the conveying frame 2 is provided with a cold heading hole 29, the position of the cold heading hole 29 corresponds to that of the processing head 12, the two sides of the conveying frame 2 are provided with movable ports 28, clamping units 211 are arranged inside the movable ports 28, the clamping units 211 are arranged inside the movable box 21, and the distance between every two adjacent clamping units 211 is equal to that between every two adjacent cold heading holes 29.

The clamping unit 211 comprises a clamping opening A212 and a clamping opening B213, both the clamping opening A212 and the clamping opening B213 are V-shaped components, an adjusting groove 214 is formed in the middle of the clamping opening A212, the adjusting groove 214 is matched with the clamping opening B213 in size, and both sides of the clamping opening A212 and the clamping opening B213 are connected with a driving cylinder through an expansion link 215

Specifically, during pin production, place the raw materials in cold-heading hole 29, processing head 12 carries out the cold-heading operation to the raw materials, later processing operation panel 1 is inside with raw materials jack-up, ejecting back clamping unit 211 is with the raw materials centre gripping, later drive arrangement 245 drives connecting rod 241 and rotates, and then the rotary disk 24 of both sides drives through eccentric pile 26's rotation, movable frame 23 removes, the bracing piece 22 of movable frame 23 both sides drives the removal case 21 of upper end installation clamping unit 211 and removes, remove to next cold-heading hole 29 from this cold-heading hole 29 and carry out next step operation, need not the manpower and remove, the manpower is saved, conveniently operate.

When the processed raw materials are pushed out from the inside of the cold heading hole 29, the clamping port A212 and the clamping port B213 are pushed out by the air cylinder to clamp the raw materials for moving, the V-shaped clamping port A212 and the V-shaped clamping port B213 can be used for carrying out crossed clamping, the raw materials with different diameters can be clamped and fixed conveniently, and the device is high in flexibility and convenient to use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. The utility model provides a cold-heading structure of pin, includes processing operation panel (1) and installs transport frame (2) at processing operation panel (1) upper surface, its characterized in that: the conveying device is characterized in that a movably mounted moving box (21) is arranged inside the conveying frame (2), support rods (22) fixedly mounted are arranged at the lower ends of two sides of the moving box (21), a moving frame (23) is arranged in the middle of each support rod (22), a rotating disc (24) is arranged on one side of each moving frame (23), eccentric piles (26) are arranged at the upper ends of the rotating discs (24), and the eccentric piles (26) are movably mounted inside the moving frames (23).

2. A cold-heading structure for a pin according to claim 1, wherein: the rotary disc (24) is movably mounted at the upper end of the support (25) on one side, the two sides of the support (25) are provided with limit blocks (27), and the support rod (22) is movably mounted inside the limit blocks (27).

3. A cold-heading structure for a pin according to claim 1, wherein: the rotary disc (24) is provided with two groups, the two groups of rotary discs (24) are connected through a connecting rod (241), a rotary wheel A (242) is arranged in the middle of the connecting rod (241), the rotary wheel A (242) is connected with a rotary wheel B (243) through a belt (244), and the rotary wheel B (243) is connected with the output end of a driving device (245).

4. A cold-heading structure for a pin according to claim 1, wherein: the upper end of the processing operation table (1) is provided with an installation frame (11), and the lower end of the installation frame (11) is provided with a processing head (12).

5. A cold-heading structure for a pin according to claim 4, wherein: the middle part of conveying frame (2) is provided with cold-heading hole (29), and activity mouth (28) have been seted up to the both sides of conveying frame (2), and the internally mounted of activity mouth (28) has clamping unit (211), and clamping unit (211) are installed in the inside of removal case (21).

6. A cold-heading structure for a pin according to claim 5, wherein: the cold heading hole (29) corresponds to the position of the processing head (12), and the distance between the adjacent clamping units (211) is equal to that between the adjacent cold heading holes (29).

7. A cold-heading structure for a pin according to claim 6, wherein: the clamping unit (211) comprises a clamping opening A (212) and a clamping opening B (213), the clamping opening A (212) and the clamping opening B (213) are both V-shaped components, an adjusting groove (214) is formed in the middle of the clamping opening A (212), the adjusting groove (214) is matched with the clamping opening B (213) in size, and the two sides of the clamping opening A (212) and the clamping opening B (213) are connected with a driving cylinder through an expansion rod (215).