CN219074150U

CN219074150U - Stamping die that pull resistance is good

Info

Publication number: CN219074150U
Application number: CN202223553632.XU
Authority: CN
Inventors: 刘奇军; 殷雨晴; 张明
Original assignee: Zhongshan Xinyuan Mould Co ltd
Current assignee: Zhongshan Xinyuan Mould Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-26
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a stamping die with good tensile property, which relates to the technical field of dies and comprises a lower die, wherein a transmission assembly is arranged in the lower die; the transmission assembly comprises a gear groove, gears, a rotating frame, a sliding block and a screw rod, wherein a plurality of gear grooves are formed in the top end of the lower die, the gears are rotatably arranged on the top ends of the groove walls of the gear grooves, the rotating frame is fixedly arranged at the bottom end of the gears, the sliding block is fixedly arranged on the inner wall of the rotating frame, and the screw rod is arranged on the inner wall of the rotating frame; according to the technical scheme provided by the utility model, the gear rotates to drive the directions at two sides of the lower die of the nozzle groove to move, the lower die is retracted into the sliding groove, meanwhile, the nozzle ejects lubricating oil on the surface of the metal raw material, friction between the metal raw material and the lower die is reduced when the metal raw material is punched, and therefore stretching of the metal raw material is reduced, and breakage of the metal raw material due to stretching is reduced.

Description

Stamping die that pull resistance is good

Technical Field

The utility model relates to the technical field of dies, in particular to a stamping die with good tensile property.

Background

The stamping die is a special technological device for processing materials into parts in cold stamping, the materials mainly comprise metal or nonmetal, the stamping die has a plurality of forms, the stamping die is also classified according to three aspects of working property, die structure and die material, and the stamping die is needed to be used when the metal is stamped and formed.

The prior art has the following defects or problems:

when stamping metal, such as stamping and bending, the upper die and the lower die can stretch the metal raw material when bending the metal raw material, and the lower die is contacted with the surface of the metal raw material, so that the stamping is not facilitated when the friction force is overlarge, and the metal raw material is easy to break.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing the stamping die with good tensile property, which can reduce friction between the metal raw material and the lower die when the metal raw material is stamped.

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

the stamping die with good tensile property comprises a lower die, wherein a transmission assembly is arranged in the lower die;

the transmission assembly comprises a gear groove, a gear, a rotating frame, a sliding block and a screw rod, wherein the gear groove is formed in the top end of the lower die, the gear is rotatably mounted on the top end of the wall of the gear groove, the rotating frame is fixedly mounted at the bottom end of the gear, the sliding block is fixedly mounted on the inner wall of the rotating frame, and the screw rod is mounted on the inner wall of the rotating frame.

Further, a plurality of sliding grooves are formed in one end of the lower die, a limiting rod is slidably mounted on the inner wall of the sliding groove, a connecting piece is fixedly mounted at the top end of the limiting rod, and the other end of the connecting piece is fixedly mounted at the top end of the spiral rod.

Further, the bottom end of the spiral rod is fixedly provided with a spring, and the other end of the spring is fixedly arranged at the bottom end of the groove wall of the gear groove.

Further, the sliding block is meshed with the threads of the outer wall of the screw rod, and the sliding block slides in the threads of the outer wall of the screw rod.

Further, a plurality of mounting grooves are formed in the top end of the lower die, sliding frames are fixedly mounted on the inner walls of the mounting grooves, and spray heads are slidably mounted on the inner walls of the sliding frames.

Further, the gear groove is communicated with the inner wall of the sliding frame, the gear extends to the inner wall of the sliding frame, a rack is fixedly arranged on one side of the spray head, and the rack is meshed with the gear.

Furthermore, a connecting pipe is fixedly arranged at one end of the spray head.

The utility model has the beneficial effects that:

the gear disclosed by the utility model rotates at the top end of the groove wall of the gear groove, the gear rotates to drive the directions of the two sides of the lower die of the nozzle groove to move, the gear is retracted into the sliding groove, meanwhile, the nozzle ejects lubricating oil on the surface of the metal raw material, and friction between the metal raw material and the lower die is reduced when the metal raw material is stamped, so that the stretching of the metal raw material is reduced, and the breakage of the metal raw material due to the stretching is reduced.

When the metal raw materials are punched, the spray head moves and is supported on the surface of the metal raw materials, so that a certain supporting effect on the metal raw materials is achieved.

These features and advantages of the present utility model will be disclosed in detail in the following detailed description and the accompanying drawings.

Drawings

The utility model is further described with reference to the accompanying drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a diagram of the installation of the gear and screw of the present utility model;

fig. 3 is a rack mounting view of the present utility model.

In the figure: 1. a lower die; 2. a gear groove; 3. a chute; 4. a gear; 5. a rotating frame; 6. a slide block; 7. a screw rod; 8. a connecting piece; 9. a limit rod; 10. a sliding frame; 11. a spray head; 12. a rack; 13. and (5) connecting pipes.

Detailed Description

The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model.

Referring to fig. 1 to 3, in the present embodiment: a stamping die with good tensile strength comprises a lower die 1, wherein a transmission component is arranged in the lower die 1; the transmission assembly comprises a gear groove 2, a gear 4, a rotating frame 5, a sliding block 6 and a screw rod 7, wherein the plurality of gear grooves 2 are formed in the top end of the lower die 1, the gear 4 is rotatably arranged on the top end of the wall of the gear groove 2, the rotating frame 5 is fixedly arranged at the bottom end of the gear 4, the sliding block 6 is fixedly arranged on the inner wall of the rotating frame 5, the screw rod 7 is arranged on the inner wall of the rotating frame 5, a plurality of sliding grooves 3 are formed in one end of the lower die 1, a limiting rod 9 is slidably arranged on the inner wall of the sliding groove 3, a connecting piece 8 is fixedly arranged at the top end of the limiting rod 9, the other end of the connecting piece 8 is fixedly arranged at the top end of the screw rod 7, the sliding block 6 is meshed with threads of the outer wall of the screw rod 7, and the sliding block 6 is slidably arranged in threads of the outer wall of the screw rod 7; the upper die is arranged above the lower die 1, when the stamping die is used, the upper die moves downwards, the screw rod 7 is pressed, the screw rod 7 moves downwards, the limiting rod 9 plays a role in limiting the screw rod 7 when the screw rod 7 moves downwards, the screw rod 7 is prevented from rotating, the sliding block 6 slides in the screw thread of the outer wall of the screw rod 7, so that the gear 4 is driven to rotate at the top end of the groove wall of the gear groove 2, the gear 4 rotates to drive the spray head 11 to move in the directions of the two sides of the groove lower die 1 and retract into the sliding frame 10, at the moment, the spray head 11 is supported on the surface of the metal raw material, a certain supporting effect on the metal raw material is achieved, meanwhile, the spray head 11 sprays lubricating oil on the surface of the metal raw material, friction between the metal raw material and the lower die 1 is reduced when the metal raw material is stamped, and therefore stretching of the metal raw material is reduced, and breakage of the metal raw material due to stretching is reduced.

In the example the upper mould is mounted at one end of a cylinder and the lower mould 1 is mounted on a platform.

In some embodiments, the bottom end of the spiral rod 7 is fixedly provided with a spring, and the other end of the spring is fixedly arranged at the bottom end of the groove wall of the gear groove 2; the spring is used for driving the screw rod 7 to return.

In some embodiments, the top end of the lower die 1 is provided with a plurality of mounting grooves, the inner walls of the mounting grooves are fixedly provided with a sliding frame 10, the inner wall of the sliding frame 10 is slidably provided with a spray head 11, the gear groove 2 is communicated with the inner wall of the sliding frame 10, the gear 4 extends to the inner wall of the sliding frame 10, one side of the spray head 11 is fixedly provided with a rack 12, the rack 12 is meshed with the gear 4, and one end of the spray head 11 is fixedly provided with a connecting pipe 13; one end of the connecting pipe 13 is connected with an external output pump, lubricating oil is output through the output pump, the spray head 11 is square, one end of the connecting pipe is provided with a chamfer, and a spray hole is formed in the chamfer and used for spraying the lubricating oil.

The working principle and the using flow of the utility model are as follows: when punching press metal raw materials, metal raw materials is placed on bed die 1, metal raw materials is between hob 7 at this moment, the cylinder drives the mould and pushes down, go up the mould and move down, press hob 7, hob 7 moves down, slider 6 slides in the screw thread inside of hob 7 outer wall, thereby drive gear 4 and rotate on gear groove 2 cell wall top, gear 4 rotates and drives shower nozzle 11 and move towards the direction of bed die 1 both sides, retract inside sliding frame 10, shower nozzle 11 supports at metal raw materials surface this moment, carry out certain support to metal raw materials, shower nozzle 11 blowout lubricating oil simultaneously is on metal raw materials surface, reduce the friction between metal raw materials and the bed die 1 when punching press metal raw materials.

While the utility model has been described in terms of embodiments, it will be appreciated by those skilled in the art that the utility model is not limited thereto but rather includes the drawings and the description of the embodiments above. Any modifications which do not depart from the functional and structural principles of the present utility model are intended to be included within the scope of the appended claims.

Claims

1. Stamping die that pull resistance is good, its characterized in that: the device comprises a lower die (1), wherein a transmission assembly is arranged in the lower die (1);

the transmission assembly comprises a gear groove (2), a gear (4), a rotating frame (5), a sliding block (6) and a screw rod (7), wherein the gear groove (2) is formed in the top end of the lower die (1), the gear (4) is rotatably mounted on the top end of the groove wall of the gear groove (2), the rotating frame (5) is fixedly mounted at the bottom end of the gear (4), the sliding block (6) is fixedly mounted on the inner wall of the rotating frame (5), and the screw rod (7) is mounted on the inner wall of the rotating frame (5).

2. The stamping die with good tensile property according to claim 1, wherein: a plurality of sliding grooves (3) are formed in one end of the lower die (1), a limiting rod (9) is slidably mounted on the inner wall of the sliding groove (3), a connecting piece (8) is fixedly mounted on the top end of the limiting rod (9), and the other end of the connecting piece (8) is fixedly mounted on the top end of the spiral rod (7).

3. The stamping die with good tensile property according to claim 1, wherein: the bottom end of the spiral rod (7) is fixedly provided with a spring, and the other end of the spring is fixedly arranged at the bottom end of the groove wall of the gear groove (2).

4. The stamping die with good tensile property according to claim 1, wherein: the sliding block (6) is meshed with the thread of the outer wall of the screw rod (7), and the sliding block (6) slides in the thread of the outer wall of the screw rod (7).

5. The stamping die with good tensile property according to claim 1, wherein: a plurality of mounting grooves are formed in the top end of the lower die (1), sliding frames (10) are fixedly mounted on the inner walls of the mounting grooves, and spray heads (11) are slidably mounted on the inner walls of the sliding frames (10).

6. The stamping die with good tensile property according to claim 5, wherein: the gear groove (2) is communicated with the inner wall of the sliding frame (10), the gear (4) extends to the inner wall of the sliding frame (10), a rack (12) is fixedly arranged on one side of the spray head (11), and the rack (12) is meshed with the gear (4).

7. The stamping die with good tensile property according to claim 6, wherein: one end of the spray head (11) is fixedly provided with a connecting pipe (13).