CN213317145U

CN213317145U - Punching die

Info

Publication number: CN213317145U
Application number: CN202021766635.XU
Authority: CN
Inventors: 李峥嵘; 任涛
Original assignee: Chongqing Shanrong Machinery Co ltd
Current assignee: Chongqing Shanrong Machinery Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-06-01
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a punching die, include upper die assembly and lower die assembly and install the work piece on lower die assembly, upper die assembly includes fixed connection's drift from bottom to top, goes up the die carrier fixing base, goes up die carrier and die shank, lower die assembly includes die carrier down, and fixed mounting is on a plane, and lower die fixing base corresponds fixed mounting on die carrier down with the drift, and lower mould core sets up in the lower mould fixing base, and the locating pin, fixed mounting is at the top of lower mould fixing base, and a cooling body sets up between lower mould fixing base and lower mould core. According to the punching die, the cooling mechanism is additionally arranged in the lower die, so that the heat generated in the machining process can be reduced, and the punching quality is improved.

Description

Punching die

Technical Field

The utility model relates to the technical field of mold, a cut-out press specifically says.

Background

The mould is a variety of moulds and tools which are used for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping, stretching and other methods in industrial production. In short, a mold is a tool used to shape an article, the tool being made up of various parts, and different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. Punching, which means to punch various patterns on materials such as steel plates, leather, cloth, wood plates and the like to adapt to different requirements, specifically comprising the following steps: the hole-punching die comprises a cross hole, a diamond-shaped hole, a fish scale hole, a splayed hole, a hexagonal hole, a punching plate, a long hole, a square hole, a round hole, a punching plate net, a triangular hole and the like.

After the existing punching equipment finishes processing, related parts are always cooled automatically, and even subsequent processing is carried out in a non-cooling state; in the punching process, the friction between the punching terminal and the workpiece generates high heat, and the part is easy to damage when the punching terminal is processed at a high temperature for a long time.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned not enough, the utility model provides a cut-out press here, this quick cut-out press have increased the cooling circuit in that the bed die is inside, can let in the coolant liquid at the in-process of processing, and the part heat dissipation of being convenient for improves the quality and the efficiency of punching press, reduces the emergence of accident.

The utility model discloses a realized like this, construct a cut-out press, including upper die assembly and lower die assembly and install the work piece on the lower die assembly, the upper die assembly includes drift, upper die fixing base, upper die carrier and the die shank that fixedly connects in proper order from bottom to top, the lower die assembly includes the lower die carrier, and fixed mounting is on a plane;

the lower die fixing seat is fixedly arranged on the lower die frame corresponding to the punch;

the lower mold core is arranged in the lower mold fixing seat;

the positioning pin is fixedly arranged at the top of the lower die fixing seat;

and the cooling mechanism is arranged between the lower die fixing seat and the lower die core.

Furthermore, the cooling mechanism comprises a cooling loop which is arranged on the inner side of the lower die fixing seat and is arranged at the joint of the lower die fixing seat and the lower die core;

the water inlet is formed in the side face of the lower die fixing seat and is connected with the top of the cooling loop;

and the water outlet is formed in the side face of the lower die fixing seat and is connected with the bottom of the cooling loop.

Further, the cooling loop is in a spring shape.

Furthermore, a positioning hole for placing a workpiece is formed in the top of the lower die core, one end of the workpiece is inserted into the positioning hole of the lower die core, and the other end of the workpiece is inserted into the positioning pin to realize positioning.

Furthermore, the top of the positioning pin is also provided with a fillet.

Furthermore, blanking holes are formed in the positions, opposite to the punch, of the lower die frame, the lower die fixing base and the lower die core.

The utility model discloses have following excellent beneficial effect:

compared with the prior art, the utility model discloses increased the cooling ring way in lower mould fixing base inboard, not only can protect down the mold core (can not reduce its shock resistance because set up the ring way) to cooling water or coolant liquid through the cooling ring way in time cool off the outer wall of die that punches a hole, so that the die that punches a hole after accomplishing the processing can resume normal atmospheric temperature state rapidly, in order to avoid it to be in under the overheated state for a long time and cause the damage to its self, and influence subsequent manufacturing procedure.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the lower mold assembly of the present invention;

FIG. 3 is a top view of the lower die assembly of the present invention;

in the figure: 1. a lower die assembly; 101. a lower die frame; 102. a lower die fixing seat; 103. a lower mold core; 104. cooling the loop; 105. a water outlet; 106. positioning pins; 107. a water inlet; 2. an upper die assembly; 201. a punch; 202. an upper die fixing seat; 203. feeding a mold frame; 204. a die shank; 3. and (5) a workpiece.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 3, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses an improve and provide a cut-out press here, can implement according to following mode: a punching die comprises an upper die component 2, a lower die component 1 and a workpiece 3 arranged on the lower die component 1, wherein the upper die component 2 comprises a punch 201, an upper die fixing seat 202, an upper die frame 203 and a die handle 204 which are fixedly connected from bottom to top, and the lower die component 1 comprises a lower die frame 101 which is fixedly arranged on a plane;

the lower die fixing seat 102 is fixedly arranged on the lower die frame 101 corresponding to the punch 201;

the lower mold core 103 is arranged in the lower mold fixing seat 102;

the positioning pin 106 is fixedly arranged at the top of the lower die fixing seat 102;

a cooling mechanism is arranged between the lower die fixing seat 102 and the lower die core 103.

In this embodiment, the cooling mechanism includes a cooling loop 104, which is opened on the inner side of the lower die fixing base 102 and is arranged at the connection position of the lower die fixing base 102 and the lower die core 103;

a water inlet 107 which is arranged on the side surface of the lower die fixing seat 102 and is connected with the top of the cooling loop 104;

and a water outlet 105 which is arranged on the side surface of the lower die fixing seat 102 and is connected with the bottom of the cooling loop 104.

In the present embodiment, the cooling circuit 104 is shaped like a spring.

In this embodiment, a positioning hole for placing the workpiece 3 is formed at the top of the lower mold core 103, one end of the workpiece 3 is inserted into the positioning hole of the lower mold core 103, and the other end is inserted into the positioning pin 106 to realize positioning.

In this embodiment, the top of the positioning pin 106 is further rounded.

In this embodiment, blanking holes are formed in positions of the lower die frame 101, the lower die fixing seat 102, and the lower die core 103 opposite to the punch 201.

The using method comprises the following steps: when the stamping die is used, a workpiece is placed into a positioning hole of a lower die core 103 in a lower die assembly 1 and a positioning pin 106 of a lower die fixing seat 102, a punch 201 is pushed through external stamping equipment to punch a hole, meanwhile, cooling water or cooling liquid is discharged into a cooling loop 104 from a water inlet 107 of the lower die fixing seat 102 to continuously cool the lower die core 103 inside, and finally, the cooling water or cooling liquid is discharged from a water outlet 105 at the lower end, so that the stamping and cooling processes are completed.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a punching die, includes last mould subassembly (2) and lower mould subassembly (1) and installs work piece (3) on lower mould subassembly (1), its characterized in that: the upper die assembly (2) comprises a punch (201), an upper die fixing seat (202), an upper die frame (203) and a die handle (204) which are fixedly connected from bottom to top in sequence, and the lower die assembly (1) comprises a lower die frame (101) which is fixedly arranged on a plane;

the lower die fixing seat (102) is fixedly arranged on the lower die frame (101) corresponding to the punch (201);

the lower mold core (103) is arranged in the lower mold fixing seat (102);

the positioning pin (106) is fixedly arranged at the top of the lower die fixing seat (102);

and the cooling mechanism is arranged between the lower die fixing seat (102) and the lower die core (103).

2. The punching die of claim 1, wherein: the cooling mechanism comprises a cooling loop (104) which is arranged on the inner side of the lower die fixing seat (102) and is arranged at the joint of the lower die fixing seat (102) and the lower die core (103);

the water inlet (107) is formed in the side face of the lower die fixing seat (102) and is connected with the top of the cooling loop (104);

and the water outlet (105) is arranged on the side surface of the lower die fixing seat (102) and is connected with the bottom of the cooling loop (104).

3. The punching die of claim 2, wherein: the cooling circuit (104) is shaped as a spring.

4. The punching die of claim 1, wherein: the top of the lower mold core (103) is provided with a positioning hole for placing a workpiece (3), one end of the workpiece (3) is inserted into the positioning hole of the lower mold core (103), and the other end of the workpiece is inserted into the positioning pin (106) to realize positioning.

5. The punching die of claim 4, wherein: the top of the positioning pin (106) is also provided with a rounded corner.

6. The punching die of claim 1, wherein: blanking holes are formed in the positions, opposite to the punch (201), of the lower die frame (101), the lower die fixing seat (102) and the lower die core (103).