CN215467931U

CN215467931U - Tungsten steel cutting die of punch press

Info

Publication number: CN215467931U
Application number: CN202121643991.7U
Authority: CN
Inventors: 黄林君; 陈继宏; 谢志平; 黄亚洲
Original assignee: Suzhou Dongbiao Metal Products Co ltd
Current assignee: Suzhou Dongbiao Metal Products Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-01-11
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a tungsten steel cutting die of a punch press, which comprises a lower die seat and an upper die seat, wherein the upper die seat comprises a first seat body arranged on the lower die seat and a second seat body hinged with the upper surface of the first seat body, a bolt die groove is formed in the upper surface of the lower die seat, a casting groove is formed in the position, corresponding to the bolt die groove, of the second seat body in a penetrating mode, and a cutting assembly used for cutting molded bolt head waste materials is installed in the first seat body. Through setting up above-mentioned mode, when carrying out the shaping to the bolt, the staff only need add the pouring material of hot melt through the casting gate to this makes the bolt of treating shaping at bolt die cavity cast moulding, and the bolt pouring is accomplished the back, and the staff only needs carry out machining through the waste material of cutting assembly to the bolt head, has removed the loaded down with trivial details that the staff need manual cutting bolt head waste material from, and easy operation is convenient.

Description

Tungsten steel cutting die of punch press

Technical Field

The utility model relates to the technical field of bolt machining, in particular to a tungsten steel cutting die of a punch.

Background

The tungsten steel material has the hardness of 85-90 HRA and good wear resistance, and is a common die base material in the field of bolt processing. In the bolt machining process, a hot-melt tungsten steel material is generally poured into a bolt machining mold for forming, and then the bolt is taken out, and a turning tool is adopted to open a thread groove on the surface of the bolt.

In the prior art, after the bolt is machined and molded by adopting the bolt machining mold, the head of the bolt often generates more waste materials, and workers need to manually cut the waste materials at the head of the bolt, so that the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tungsten steel cutting die of a punch press, which is used for facilitating cutting processing of a bolt head by workers in a bolt forming process.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a punch press tungsten steel mould of expecting absolutely, includes die holder and upper die base, the upper die base including set up first pedestal on the die holder and with first pedestal upper surface articulated second pedestal, bolt die type groove has been seted up to the die holder upper surface, run through on the position that second pedestal and bolt die type groove correspond and seted up casting gate groove, install in the first pedestal and be used for carrying out the cutting subassembly that cuts to the bolt head waste material after the shaping.

Furthermore, the cutting assembly comprises a motor fixed on the inner wall of the second seat body, a gear fixed on the end part of an output shaft of the motor, a rack which is slidably arranged on the upper surface of the lower seat and is meshed with the gear, and a cutter fixed on the side wall of the rack close to one side of the casting groove.

Furthermore, a fixing plate is integrally formed at the position, away from one side of the casting groove, of the top of the cutter, a first bolt in clearance fit with the fixing plate penetrates through the fixing plate, and the first bolt is in threaded connection with the side wall, close to one side of the casting groove, of the rack.

Furthermore, a dovetail block is fixed on the bottom surface of the rack, and a dovetail groove connected with the dovetail block in a sliding mode is formed in the upper surface of the lower die base.

Further, the silo down has been seted up to the die holder upper surface, the silo of unloading is located casting gate and keeps away from one side of cutter, the baffle box that communicates with the silo bottom portion is seted up to the die holder lateral wall, the baffle box is close to casting gate one side highly be greater than the height that casting gate one side was kept away from to the baffle box, install the collection subassembly on the die holder, the collection subassembly includes the diaphragm fixed with the die holder lateral wall and sets up in the collection frame of diaphragm upper surface, the height that highly is less than the diapire in the baffle box of collection frame upper surface.

Furthermore, the surface of the cutting edge of the cutter is provided with a chromium coating.

Furthermore, a second bolt in clearance fit with the first seat body penetrates through the first seat body, and the lower end of the second bolt is in threaded connection with the upper surface of the lower die seat.

Furthermore, the second seat body and the lower die seat are jointly provided with an adsorption component, and the adsorption component comprises a first magnetic block embedded in the bottom surface of the second seat body and a second magnetic block embedded in the upper surface of the lower die seat and magnetically attracted with the first magnetic block.

Furthermore, the bottom surface of the lower die base is provided with a mounting groove communicated with the bottom of the bolt die groove, an ejection assembly is mounted in the mounting groove and comprises an air cylinder fixed to the inner wall of the mounting groove and an ejector block fixed to the upper end of a piston rod of the air cylinder, and the ejector block is connected with the inner wall of the bolt die groove in a sliding mode.

Further, the motor is a servo motor.

Compared with the prior art, the utility model has the following advantages:

1. when carrying out the shaping to the bolt, the staff only needs to add the pouring material of hot melt through the casting gate to this makes treating fashioned bolt at bolt die cavity casting moulding, and the bolt pouring is accomplished the back, and the staff only needs to carry out cutting process through the waste material of cutting assembly to the bolt head, has removed the loaded down with trivial details that the staff need manual cutting bolt head waste material from, and easy operation is convenient.

2. When the cutting assembly is used for cutting the waste materials at the head of the bolt, a worker only needs to start the motor, and the motor drives the gear to rotate after working, so that the rack meshed with the gear slides along the upper surface of the lower die holder, and the cutter fixed on the rack is used for cutting the waste materials at the head of the bolt.

3. The waste materials at the head of the bolt after cutting enter the guide chute from the blanking chute and then slide into the collecting frame from the inner bottom wall of the guide chute, so that the working personnel can intensively clean the waste materials.

Drawings

FIG. 1 is a schematic view of the overall structure of a tungsten steel cutting die of a punch press according to the present invention;

FIG. 2 is a sectional view of a tungsten steel cutting die of a punch press according to the present invention;

FIG. 3 is a schematic structural view of the present invention with the second seat removed;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2;

labeled as: 1. a lower die holder; 11. a bolt die-shaped groove; 12. a dovetail groove; 13. a discharging groove; 14. a material guide chute; 15. mounting grooves; 2. an upper die holder; 21. a first seat body; 211. a second bolt; 22. a second seat body; 221. a casting trough; 3. a cutting assembly; 31. a motor; 32. a gear; 33. a rack; 331. a dovetail block; 34. a cutter; 341. a fixing plate; 3411. a first bolt; 4. a collection assembly; 41. a transverse plate; 42. a collection frame; 5. an adsorption component; 51. a first magnetic block; 52. a second magnetic block; 6. ejecting the assembly; 61. a cylinder; 62. and (7) a top block.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

Examples

As shown in fig. 1-4, the embodiment provides a tungsten steel cutting die for a punch press, which includes a lower die holder 1 and an upper die holder 2, wherein the upper die holder 2 includes a first die holder 21 disposed on the lower die holder 1 and a second die holder 22 hinged to an upper surface of the first die holder 21, a bolt die-shaped groove 11 is formed in an upper surface of the lower die holder 1, a casting groove 221 is formed in a position of the second die holder 22 corresponding to the bolt die-shaped groove 11 in a penetrating manner, and a cutting assembly 3 for cutting a waste material at a head of the formed bolt is installed in the first die holder 21. The cutting assembly 3 comprises a motor 31 fixed with the inner wall of the second seat 22, a gear 32 fixed with the end of an output shaft of the motor 31, a rack 33 slidably mounted on the upper surface of the lower seat 1 and engaged with the gear 32, and a cutter 34 fixed on the side wall of the rack 33 close to one side of the casting trough 221, wherein the motor 31 is a servo motor 31, a dovetail block 331 is fixed on the bottom surface of the rack 33, and a dovetail groove 12 connected with the dovetail block 331 in a sliding manner is formed in the upper surface of the lower seat 1, so that the connection stability between the rack 33 and the lower seat 1 is enhanced. When carrying out the shaping to the bolt, the staff only need add the pouring material of hot melt through casting groove 221, make this treat fashioned bolt casting moulding in bolt die cavity 11, the bolt pouring is accomplished the back, the staff only need open motor 31, motor 31 drives gear 32 after the work and rotates, make with this that the rack 33 with gear 32 meshing slides along die holder 1 upper surface, thereby make the waste material of cutter 34 pair bolt head that is fixed in on the rack 33 carry out cutting process, the loaded down with trivial details that the staff need manual cutting bolt head waste material has been removed from, easy operation is convenient.

For the convenience of collecting the waste materials after cutting by workers, the lower die holder 1 is provided with a lower trough 13 on the upper surface, the lower trough 13 is positioned on one side of the casting trough 221 far away from the cutter 34, the side wall of the lower die holder 1 is provided with a guide chute 14 communicated with the bottom of the lower trough 13, the height of one side of the guide chute 14 close to the casting trough 221 is larger than the height of one side of the guide chute 14 far away from the casting trough 221, the lower die holder 1 is provided with a collecting assembly 4, the collecting assembly 4 comprises a transverse plate 41 fixed with the side wall of the lower die holder 1 and a collecting frame 42 arranged on the upper surface of the transverse plate 41, and the height of the upper surface of the collecting frame 42 is smaller than the height of the inner bottom wall of the guide chute 14. After the bolt is formed and the cutting assembly 3 finishes cutting the waste material at the head of the bolt, the waste material is shoveled to the blanking groove 13 by the cutter 34, and then the waste material slides to the collecting frame 42 along the inner bottom wall of the guide chute 14, so that the waste material can be conveniently collected by a worker.

In order to enhance the structural strength of the cutter 34, a chromium plating layer (not shown) is disposed on the surface of the cutting edge of the cutter 34, and the chromium plating layer has high hardness, so that the structural strength of the cutter 34 is enhanced, and the probability of damage to the cutter 34 in the process of cutting the waste material at the head of the bolt is reduced.

In this embodiment, the first seat 21 is provided with a second bolt 211 in clearance fit with the first seat 21, and the lower end of the second bolt 211 is in threaded connection with the upper surface of the lower die holder 1, so that the worker can detachably mount the first seat 21 on the upper surface of the lower die holder 1. The second base 22 and the lower base 1 are commonly provided with an adsorption component 5, the adsorption component 5 comprises a first magnetic block 51 embedded in the bottom surface of the second base 22 and a second magnetic block 52 embedded in the upper surface of the lower base 1 and magnetically attracted to the first magnetic block 51, so that the stability of connection between the bottom surface of the second base 22 and the upper surface of the lower base 1 is enhanced.

In order to facilitate the replacement of the cutting knife 34 by the worker, a fixing plate 341 is integrally formed at a position of the top of the cutting knife 34 away from one side of the casting groove 221, a first bolt 3411 in clearance fit with the fixing plate 341 penetrates through the fixing plate 341, and the first bolt 3411 is in threaded connection with the side wall of the rack 33 close to one side of the casting groove 221. After a long time use, in order to facilitate the replacement of the cutting knife 34 by the operator, the operator only needs to open the second seat 22 and unscrew the first bolt 3411, so as to detach the cutting knife 34 from the rack 33.

In order to facilitate the molded bolt to be taken out of the bolt die-type groove 11, the bottom surface of the lower die holder 1 is provided with a mounting groove 15 communicated with the bottom of the bolt die-type groove 11, an ejection assembly 6 is mounted in the mounting groove 15, the ejection assembly 6 comprises an air cylinder 61 fixed on the inner wall of the mounting groove 15 and an ejection block 62 fixed on the upper end of a piston rod of the air cylinder 61, and the ejection block 62 is connected with the inner wall of the bolt die-type groove 11 in a sliding manner. After the bolt is cast and molded, a worker only needs to start the cylinder 61, and the cylinder 61 drives the ejection block 62 to slide upwards along the bolt mold groove 11 after working, so that the molded bolt is ejected out of the bolt mold groove 11, and the bolt taking work is completed.

The implementation principle of the embodiment is as follows: when carrying out the shaping to the bolt, the staff only need add the pouring material of hot melt through casting groove 221, make this treat fashioned bolt casting moulding in bolt die cavity 11, the bolt pouring is accomplished the back, the staff only need open motor 31, motor 31 drives gear 32 after the work and rotates, make with this that the rack 33 with gear 32 meshing slides along die holder 1 upper surface, thereby make the waste material of cutter 34 pair bolt head that is fixed in on the rack 33 carry out cutting process, the loaded down with trivial details that the staff need manual cutting bolt head waste material has been removed from, easy operation is convenient. After the bolt is formed and the cutting assembly 3 finishes cutting the waste material at the head of the bolt, the waste material is shoveled to the blanking groove 13 by the cutter 34, and then the waste material slides to the collecting frame 42 along the inner bottom wall of the guide chute 14, so that the waste material can be conveniently collected by a worker.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and those skilled in the art can make many variations and modifications of the technical solution of the present invention by using the method disclosed in the above disclosure without departing from the technical solution of the present invention, and the present invention is also intended to be protected by the following claims.

Claims

1. The utility model provides a punch press tungsten steel mould of expecting absolutely which characterized in that: including die holder (1) and upper die base (2), upper die base (2) including set up first pedestal (21) on die holder (1) and with first pedestal (21) upper surface articulated second pedestal (22), bolt die slot (11) have been seted up to die holder (1) upper surface, run through on the position that second pedestal (22) and bolt die slot (11) correspond and seted up casting groove (221), install in first pedestal (21) and be used for carrying out cutting assembly (3) of cutting to the bolt head waste material after the shaping.

2. The tungsten steel blanking die of the punch press as recited in claim 1, characterized in that: the cutting assembly (3) comprises a motor (31) fixed on the inner wall of the second seat body (22), a gear (32) fixed on the end part of an output shaft of the motor (31), a rack (33) which is slidably mounted on the upper surface of the lower seat (1) and meshed with the gear (32), and a cutter (34) fixed on the side wall of the rack (33) close to one side of the casting groove (221).

3. The tungsten steel blanking die of the punch press as recited in claim 2, characterized in that: a fixing plate (341) is integrally formed at the position, far away from one side of the casting groove (221), of the top of the cutting knife (34), a first bolt (3411) in clearance fit with the fixing plate (341) penetrates through the fixing plate (341), and the first bolt (3411) is in threaded connection with the side wall, close to one side of the casting groove (221), of the rack (33).

4. The tungsten steel blanking die of the punch press as recited in claim 2, characterized in that: a dovetail block (331) is fixed on the bottom surface of the rack (33), and a dovetail groove (12) connected with the dovetail block (331) in a sliding mode is formed in the upper surface of the lower die holder (1).

5. The tungsten steel blanking die of the punch press as recited in claim 2, characterized in that: lower silo (13) have been seted up to die holder (1) upper surface, lower silo (13) are located casting gate (221) and keep away from one side of cutter (34), baffle box (14) with lower silo (13) bottom intercommunication are seted up to die holder (1) lateral wall, baffle box (14) are close to casting gate (221) one side highly be greater than baffle box (14) and keep away from the height of casting gate (221) one side, install collection subassembly (4) on die holder (1), collect subassembly (4) including with die holder (1) lateral wall fixed diaphragm (41) and set up in the collection frame (42) of diaphragm (41) upper surface, the height of collecting frame (42) upper surface is less than the height of diapire in baffle box (14).

6. The tungsten steel blanking die of the punch press as recited in claim 2, characterized in that: the surface of the cutting edge of the cutting knife (34) is provided with a chromium coating.

7. The tungsten steel blanking die of the punch press as recited in claim 2, characterized in that: and a second bolt (211) in clearance fit with the first seat body (21) penetrates through the first seat body (21), and the lower end of the second bolt (211) is in threaded connection with the upper surface of the lower die seat (1).

8. The tungsten steel blanking die of the punch press as recited in claim 7, wherein: the magnetic adsorption device is characterized in that the second seat body (22) and the lower seat (1) are jointly provided with an adsorption component (5), and the adsorption component (5) comprises a first magnetic block (51) embedded on the bottom surface of the second seat body (22) and a second magnetic block (52) embedded on the upper surface of the lower seat (1) and magnetically attracted with the first magnetic block (51).

9. The tungsten steel blanking die of the punch press as recited in claim 2, characterized in that: the lower die holder (1) bottom surface is seted up mounting groove (15) with bolt die groove (11) bottom intercommunication, install ejecting subassembly (6) in mounting groove (15), ejecting subassembly (6) including with mounting groove (15) inner wall fixed cylinder (61) and with fixed kicking block (62) in the piston rod upper end of cylinder (61), kicking block (62) slide with bolt die groove (11) inner wall and are connected.

10. The tungsten steel blanking die of the punch press as recited in claim 2, characterized in that: the motor (31) is a servo motor.