CN216857966U

CN216857966U - Hardware stamping part die with buffer structure

Info

Publication number: CN216857966U
Application number: CN202123230485.8U
Authority: CN
Inventors: 陶亮
Original assignee: Suzhou Shihang Precision Sheet Metal Co ltd
Current assignee: Suzhou Shihang Precision Sheet Metal Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-07-01
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a hardware stamping part die with a buffer structure, which belongs to the field of stamping part dies and is technically characterized by comprising an upper stamping die and a lower stamping die, wherein the bottom of the upper stamping die is provided with uniformly distributed accommodating grooves, shock absorbers are fixedly arranged on the inner walls of the accommodating grooves, ejector rods in threaded connection with the lower stamping die are inserted into the lower stamping die, the number and the positions of the ejector rods correspond to those of the shock absorbers one by one, and positioning screws are inserted into the lower stamping die. The utility model discloses a, when mould and punching press lower mould carry out stamping work in the punching press, through the contact of bumper shock absorber and ejector pin, cushion the impact, and according to user's user demand, loosen the restriction of set screw to the ejector pin, rotatory ejector pin for the high emergence of ejector pin changes, thereby changes the compression process to the bumper shock absorber, thereby changes buffer structure's buffer capacity, and the adjustability is strong, and application scope is wide, satisfies user's user demand.

Description

Hardware stamping part die with buffer structure

Technical Field

The utility model relates to the field of stamping part dies, in particular to a hardware stamping part die with a buffer structure.

Background

A hardware stamping die is a machine for stamping and producing sheet metal parts, stamping is a pressure processing method for obtaining required parts by applying pressure to materials by utilizing a die arranged on a press machine at room temperature to separate or plastically deform the materials, the market demand for the die is continuously increased, the die industry is rapidly developed all the time, all manufacturing components of die industry enterprises are greatly changed, die manufacturing is one of the most basic elements in the whole chain, the investment for technical progress is increased by many die enterprises, and the technical progress is regarded as important power for enterprise development.

When the existing hardware stamping part die is used, the vibration caused by stamping is not treated at all, the vibration is completely borne by the structural strength of the stamping machine, the fault rate of the stamping machine is high, the service life is short, and therefore the hardware stamping part die with the buffer structure is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a hardware stamping part die with a buffer structure.

In order to achieve the purpose, the utility model adopts the following technical scheme.

The utility model provides a five metals stamping workpiece mould with buffer structure, includes mould and punching press lower mould in the punching press, the bottom of mould is seted up all with the groove of accomodating that distributes in the punching press, the inner wall fixed mounting who accomodates the groove has the bumper shock absorber, the interlude has the ejector pin rather than threaded connection on the punching press lower mould, the quantity and the position and the bumper shock absorber one-to-one of ejector pin, the interlude has positioning screw on the punching press lower mould, positioning screw is located the inside one end of punching press lower mould and the contact of ejector pin.

As a further description of the above technical solution:

the bumper shock absorber includes the restriction lever, the inboard sliding connection of restriction lever has the contact lever, the cover is equipped with rather than fixed connection's buffer spring on the contact lever, buffer spring's top and the inner wall fixed connection who accomodates the groove.

As a further description of the above technical solution:

the positioning screw rod comprises an adjusting rod, the adjusting rod is inserted on the lower stamping die in a penetrating mode and is in threaded connection with the lower stamping die, and one end, located inside the lower stamping die, of the adjusting rod is rotatably connected with a contact block.

As a further description of the above technical solution:

one side of the contact block, which is close to the ejector rod, is provided with an internal thread matched with the external thread of the ejector rod and is in contact with the ejector rod, and the surface of the contact block is arranged in a rough manner.

As a further description of the above technical solution:

the bottom of the contact rod is provided with a positioning groove, and the shape of the positioning groove is matched with that of the top of the ejector rod.

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

this scheme, mould and punching press lower mould when the punching press carries out stamping work, through the contact of bumper shock absorber and ejector pin, cushions the impact, and according to user's user demand, unclamps the restriction of positioning screw to the ejector pin, rotatory ejector pin for the height of ejector pin changes, thereby changes the compression process to the bumper shock absorber, thereby changes buffer structure's buffer capacity, and the adjustability is strong, and application scope is wide, satisfies user's user demand.

Drawings

FIG. 1 is a front cross-sectional structural schematic view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic structural diagram of the contact block of the present invention.

The reference numbers in the figures illustrate:

1. stamping an upper die; 2. stamping a lower die; 3. a receiving groove; 4. a shock absorber; 41. a restraining bar; 42. a contact lever; 43. a buffer spring; 5. a top rod; 6. positioning a screw rod; 61. adjusting a rod; 62. a contact block; 7. and (6) positioning a groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention;

referring to fig. 1 to 3, the hardware stamping part die with the buffer structure comprises an upper stamping die 1 and a lower stamping die 2, wherein the bottom of the upper stamping die 1 is provided with uniformly distributed accommodating grooves 3, the inner walls of the accommodating grooves 3 are fixedly provided with shock absorbers 4, ejector rods 5 in threaded connection with the lower stamping die 2 are inserted in the lower stamping die 2, the number and the positions of the ejector rods 5 correspond to the shock absorbers 4 one by one, positioning screws 6 are inserted in the lower stamping die 2, and one ends of the positioning screws 6, which are positioned in the lower stamping die 2, are in contact with the ejector rods 5.

According to the utility model, when the upper stamping die 1 and the lower stamping die 2 perform stamping work, the impact is buffered through the contact of the shock absorber 4 and the ejector rod 5, the limit of the positioning screw 6 on the ejector rod 5 is released according to the use requirement of a user, and the ejector rod 5 is rotated, so that the height of the ejector rod 5 is changed, the compression process of the shock absorber 4 is changed, the buffering capacity of the buffering structure is changed, the adjustability is strong, the application range is wide, and the use requirement of the user is met.

Please refer to fig. 1, in which: the shock absorber 4 includes the restriction pole 41, and the inboard sliding connection of restriction pole 41 has contact lever 42, and the cover is equipped with rather than fixed connection's buffer spring 43 on the contact lever 42, and buffer spring 43's top and the inner wall fixed connection who accomodates groove 3.

In the utility model, the buffer spring 43 is supported by the matching of the limiting rod 41 and the contact rod 42, the expansion and contraction movement of the buffer spring 43 is not hindered, and partial impact force can be buffered and absorbed by the buffer spring 43, so as to perform a certain protection function on the stamping die.

Please refer to fig. 1-3, wherein: the positioning screw 6 comprises an adjusting rod 61, the adjusting rod 61 is inserted into the lower stamping die 2 and is in threaded connection with the lower stamping die 2, and one end of the adjusting rod 61, which is located inside the lower stamping die 2, is rotatably connected with a contact block 62.

According to the utility model, the adjusting rod 61 is rotated to drive the contact block 62 on the adjusting rod 61 to contact with the ejector rod 5, so that the rotation of the ejector rod 5 is limited, the buffering effect caused by the looseness of the ejector rod 5 due to the vibration of the ejector rod 5 in the stamping work is reduced, and the structural stability is higher.

Please refer to fig. 1-3, wherein: one side of the contact block 62 close to the mandril 5 is provided with an internal thread matched with the external thread of the mandril 5 and is contacted with the mandril 5, and the surface of the contact block 62 is arranged roughly.

According to the utility model, the internal thread on the contact block 62 can be more attached to the mandril 5, and the friction force between the contact block 62 and the mandril 5 is increased by utilizing the rough surface of the contact block, so that a certain fixing effect is achieved on the mandril 5.

Please refer to fig. 1, in which: the bottom of the contact rod 42 is provided with a positioning groove 7, and the shape of the positioning groove 7 is matched with the shape of the top of the ejector rod 5.

In the utility model, the positioning groove 7 can play a certain positioning role in the contact position of the ejector rod 5, so that the contact rod 42 and the ejector rod 5 are prevented from being dislocated.

The working principle is as follows: when the punching die 1 and the punching die 2 are used for punching, the punching is buffered by the contact of the shock absorber 4 and the ejector rod 5, the limit of the positioning screw 6 on the ejector rod 5 is loosened according to the use requirement of a user, the ejector rod 5 is rotated, the height of the ejector rod 5 is changed, the compression process of the shock absorber 4 is changed, the buffering capacity of the buffering structure is changed, the adjustability is strong, the application range is wide, and the use requirement of the user is met.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a hardware stamping part mould with buffer structure, includes mould (1) and punching press lower mould (2) in the punching press, its characterized in that: the bottom of mould (1) is seted up all with the groove (3) of accomodating that distributes in the punching press, the inner wall fixed mounting who accomodates groove (3) has bumper shock absorber (4), it has ejector pin (5) rather than threaded connection to alternate on punching press lower mould (2), the quantity and the position and bumper shock absorber (4) one-to-one of ejector pin (5), it has positioning screw (6) to alternate on punching press lower mould (2), positioning screw (6) are located inside one end and the contact of ejector pin (5) of punching press lower mould (2).

2. The hardware stamping part die with the buffering structure as claimed in claim 1, wherein: bumper shock absorber (4) include restriction lever (41), the inboard sliding connection of restriction lever (41) has contact lever (42), the cover is equipped with buffer spring (43) rather than fixed connection on contact lever (42), the top of buffer spring (43) and the inner wall fixed connection who accomodates groove (3).

3. The hardware stamping part die with the buffering structure as claimed in claim 1, wherein: positioning screw (6) include and adjust pole (61), on adjusting pole (61) alternate on punching press lower mould (2) and with punching press lower mould (2) threaded connection, the one end that adjusts pole (61) and is located punching press lower mould (2) inside is rotated and is connected with contact piece (62).

4. The hardware stamping part die with the buffering structure as claimed in claim 3, wherein: one side of the contact block (62) close to the ejector rod (5) is provided with an internal thread matched with the external thread of the ejector rod (5) and is in contact with the ejector rod (5), and the surface of the contact block (62) is arranged in a rough manner.

5. The hardware stamping part die with the buffering structure as claimed in claim 2, wherein: the bottom of the contact rod (42) is provided with a positioning groove (7), and the shape of the positioning groove (7) is matched with the shape of the top of the ejector rod (5).