CN219151320U

CN219151320U - Seal head stamping die

Info

Publication number: CN219151320U
Application number: CN202223112156.8U
Authority: CN
Inventors: 余东
Original assignee: Chongqing Zhongyuan Industry Group Co ltd
Current assignee: Chongqing Zhongyuan Industry Group Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-06-09
Anticipated expiration: 2032-11-21

Abstract

The utility model relates to the technical field of stamping dies, and particularly discloses an end socket stamping die which comprises an upper die holder and a lower die holder arranged below the upper die holder, and is characterized in that: still including locating the first mounting panel on the upper die base and locating the second mounting panel on the die holder, be equipped with between first mounting panel and the second mounting panel and take off the backplate and be used for taking off the flitch that takes off of material, take off the backplate and take off and be equipped with the steel band that can carry out the transmission between the flitch, be equipped with shaping die and plastic die in the first mounting panel, be equipped with on the second mounting panel respectively with the shaping die corresponding shaping male and with the plastic male of plastic die, still be equipped with the drift that can drop the head from the steel band on the first mounting panel, solved traditional head preparation and not be suitable for scale production, increased workman intensity of labour, influence production efficiency's problem.

Description

Seal head stamping die

Technical Field

The application relates to the technical field of stamping dies, and particularly discloses an end socket stamping die.

Background

The stamping part is a forming processing method for a workpiece (stamping part) with a required shape and size by applying external force to plates, strips, pipes, sectional materials and the like by using a press and a die to enable the plates, the strips, the pipes, the sectional materials and the like to generate plastic deformation or separation. Coining and forging are plastic working (or pressure working), and are collectively called forging. The stamped blanks are mainly hot-rolled and cold-rolled steel sheets and strips.

At present, in the production process of the seal head, a sand casting mode is generally adopted for manufacturing a rough blank, and after the rough blank of the seal head is finished, the seal head is subjected to finish machining in a lathe milling mode, so that the manufacture of the seal head is finished. However, this multi-process form is only suitable for small-scale end socket production, and for mass end socket production, not only the production efficiency and the production speed are affected, but also the labor intensity of workers is increased, so the inventor has provided an end socket stamping die in view of the above problems.

Disclosure of Invention

The utility model aims to solve the problems that the traditional end socket manufacturing is not suitable for large-scale production, the labor intensity of workers is increased, and the production efficiency is affected.

In order to achieve the above purpose, the basic scheme of the utility model provides a seal head stamping die, which comprises an upper die holder and a lower die holder arranged below the upper die holder, and is characterized in that: the novel sealing head is characterized by further comprising a first mounting plate arranged on the upper die holder and a second mounting plate arranged on the lower die holder, a back plate and a material removing plate for removing materials are arranged between the first mounting plate and the second mounting plate, a steel belt capable of being transmitted is arranged between the back plate and the material removing plate, a forming female die and a shaping female die are arranged in the first mounting plate, a forming male die corresponding to the forming female die and a shaping male die corresponding to the shaping female die are respectively arranged on the second mounting plate, and a punch capable of removing the sealing head from the steel belt is further arranged on the first mounting plate.

The principle and effect of this basic scheme lie in:

1. compared with the prior art, the die is a special die for stamping the seal head, has compact structure and strong practicability, replaces the traditional sand casting processing by utilizing the processing principle of the stamping die, reduces the trouble of turning and milling the seal head, ensures that the seal head can be rapidly formed in the stamping die, improves the production efficiency, and solves the problems that the traditional seal head manufacturing is not suitable for large-scale production, increases the labor intensity of workers and influences the production efficiency.

2. Compared with the prior art, the steel strip forming device is provided with the stripper plate, the stripper plate and the punch, the steel strip is punched through the punch, the stripper plate and the stripper plate realize stripping of the sealing head, and the steel strip is used for forming the sealing head in the transmission process, so that the steel strip forming device is compact in structure, high in practicability and convenient and rapid to process.

Further, the first mounting plate comprises an upper base plate detachably connected with the upper die holder and an upper clamping plate connected below the upper base plate.

Further, the second mounting plate comprises a lower base plate detachably connected to the lower die base and a lower die plate connected to the lower base plate.

Further, the upper backing plate is detachably connected with a contour sleeve penetrating through the upper clamping plate, and the contour sleeve comprises a contour sleeve and contour screws in the contour sleeve in a sliding connection mode. The equal-height sleeve plays two roles, one is to pull the stripper plate, so that the stripper plate is prevented from falling down; secondly, ensure the travel of stripping, and enable the sealing head to be smoothly stripped from the shaping female die and the shaping female die so as to avoid the occurrence of conditions such as material carrying, material clamping and the like

Further, the equal-height sleeve is detachably connected to the upper base plate, and the free end of the equal-height screw which is slidably connected to the equal-height sleeve is detachably connected to the stripper plate.

Further, a force transmission pin used for pushing the seal head out of the forming die and the shaping die is detachably connected to the upper base plate, and the force transmission pin completely penetrates through the back removing plate and is in sliding connection with the back removing plate.

Further, a punching cylinder penetrating through the back plate is arranged on the upper clamping plate. The punching cylinder is used for cutting the steel belt, and the steel belt is cut into rough blanks, so that the processing in the subsequent process step is facilitated.

Further, the first mounting plate, the second mounting plate, the stripper plate and the stripper plate are arranged in parallel. The stamping stability is ensured, and the quality of the end socket finished product is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 shows a schematic view of one direction of a seal head stamping die according to an embodiment of the present application;

fig. 2 shows another schematic diagram of a seal head stamping die according to an embodiment of the present application;

fig. 3 shows a schematic end socket diagram of an end socket stamping die according to an embodiment of the present application.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Reference numerals in the drawings of the specification include: the die comprises an upper die holder 1, an upper base plate 2, an upper clamping plate 3, a back-off plate 4, a material-off plate 5, a lower die plate 6, a lower base plate 7, a lower die holder 8, a lower cushion block 9, an equal-height sleeve 10, a force transmission pin 11, a forming die 12, a forming male 13, a forming die 14, a forming male 15, a punch 16 and a finished end socket 17.

An end socket stamping die, embodiments of which are shown in fig. 1, 2 and 3: the die comprises an upper die holder 1 and a lower die holder 8 arranged below the upper die holder 1, wherein a first mounting plate is arranged below the upper die holder 1, a second mounting plate is arranged above the lower die holder 8, and a lower cushion block 9 is arranged below the lower die holder 8 to play a role in buffering and protecting the die. Be equipped with between first mounting panel and the second mounting panel and take off backplate 4 and be used for taking off the flitch 5 that takes off the material, take off backplate 4 and take off and be equipped with the steel band between the flitch 5, the steel band is carried out the transmission under the pulling effect of external machinery, the steel band is located and takes off between backplate 4 and the flitch 5, the steel band gets into from the left side and pulls out from the right side.

The first mounting plate comprises an upper base plate 2 connected with the upper die holder 1 through bolts and an upper clamping plate 3 connected below the upper base plate 2 through a bolt connection mode, wherein a punching cylinder penetrating through the back plate 4 is arranged on the upper clamping plate 3 and used for punching steel strips into circular structural wafers (the wafers are rough blanks of the sealing heads). The second mounting plate includes a lower pad 7 connected to a lower die holder 8 by bolting, and a lower die plate 6 connected to the upper surface of the lower pad 7 by bolting.

The stripper plate 5 is provided with two mounting cavities, the mounting cavities are respectively provided with a forming female die and a shaping female die 14 in a bolt connection mode, the punched wafers can sequentially enter the forming female die and the shaping female die 14, the lower template 6 is respectively provided with a forming male 13 corresponding to the forming female die and a shaping male 15 corresponding to the shaping female die 14, the upper backing plate 2 is connected with a force transmission pin 11 for pushing the sealing head out of the forming female die 12 and the shaping female die 14 in a bolt connection mode, the force transmission pin 11 completely penetrates through the stripper plate 4 and is in sliding connection with the stripper plate 4, the force transmission pin 11 can eject a rough sealing head blank clamped in the forming female die 12 and the shaping female die 14, and the backing plate is also provided with a punch 16 capable of dropping the formed sealing head from a steel belt.

The upper base plate 2 is detachably connected with a constant-height sleeve 10 penetrating through the upper clamping plate 3 in a bolt connection mode, the constant-height sleeve 10 is in the prior art, the constant-height sleeve 10 comprises a constant-height sleeve 10 cylinder and constant-height screws in the constant-height sleeve 10 cylinder in a sliding mode, the constant-height sleeve 10 cylinder is mounted on the upper base plate 2 through bolts, and the bottom ends of the constant-height screws in the constant-height sleeve 10 cylinder in a sliding mode are mounted on the stripper plate 5. The equal-height sleeve 10 plays two roles, namely, one is to pull the stripper plate 5 and prevent the stripper plate 5 from falling down; secondly, the material removing stroke is ensured, and the sealing head can be smoothly removed from the shaping female die 14 and the shaping female die, so that the conditions of material carrying, material clamping and the like are avoided. The first mounting plate, the second mounting plate, the stripper plate 5 and the stripper plate 4 are arranged in parallel.

The end socket model produced by the utility model is SZJ SC-CAA, the prior art is directly carried out by adopting a sand casting molding matched turning and milling machining mode, but for the end socket with deeper model depth, if a large quantity of end sockets are needed, the pressure intensity of a punching machine needs to be increased by one-time machining molding, meanwhile, the die also needs to be provided with deeper depth, after the depth of the die is provided with deeper depth, the die is easy to break under the stamping action of high pressure, so that the die is broken by the punch 16, and meanwhile, the end socket formed at one time is torn due to the influence of steel strip materials after being stamped, and the surface smoothness does not meet the design requirement.

In order to meet the processing demand of the special non-standard part seal head, the utility model adopts a twice stamping mode, the thickness of the bottom of the female die is designed to be 20mm, the total thickness is 50mm, the radius of the outer circle is R29mm, and the shaping pressure is selected to be 80MPa. The maximum value of the die stress is positioned on the inner wall of the die corner, the equivalent stress reaches 442MPa, the tensile stress of the workpiece in the length direction is 351MPa, and the tensile stress in the width direction is 412MPa. Compared with the prior art, the utility model adopts multiple steps to process the end socket, adopts two steps of forming and shaping, namely, the end socket is subjected to secondary stretching after being subjected to primary stamping forming, so that the depth of the end socket 17 of a finished product can be better increased, the pressure value of a pressure machine can be prevented from being increased under the condition of equal stamping, and the service lives of a forming female die and a shaping female die 14 can be prolonged. The upper die holder 1 and the lower die holder 8 are respectively fixed on an external press slide block and a table top by using a pressing plate, a steel strip is fed into a die by using a feeder (the steel strip is positioned between a stripping plate and a stripping plate 5), a plurality of stamping processes are simultaneously completed by using a plurality of different stations on a pair of dies, firstly, a punching cylinder on the upper clamping plate 3 punches the steel strip into round discs (round discs are rough blanks of sealing heads) under the driving of the press, the material strip is driven by the feeder to move once under the driving of the feeder every time when the die punches once, the round discs enter a forming die to form rough blank sealing heads under the effect of forming, a force transmission pin 11 ejects the rough blank sealing heads in the forming die to avoid clamping materials, the rough blank sealing heads further enter a shaping die 14, the rough blank sealing heads are further stamped under the effect of shaping die 15 to obtain a finished sealing head 17, the force transmission pin 11 ejects the finished sealing heads 17 in the shaping die 14, and the left finished sealing heads are ejected under the effect of a punch 16 to obtain the sealing heads, thus the continuous production process is completed.

Compared with the prior art, the die is a special die for stamping the seal head, has compact structure and strong practicability, replaces the traditional sand casting processing by utilizing the processing principle of the stamping die, reduces the trouble of turning and milling the seal head, enables the seal head to be rapidly formed in the stamping die, improves the production efficiency, and simultaneously adopts a twice stretching mode, namely, the seal head is formed by twice stamping, so that the structure of the punch 16 is more stable, the strength is higher, and the problems that the traditional seal head manufacturing is not suitable for large-scale production, the labor intensity of workers is increased, and the production efficiency is influenced are solved.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims

1. The utility model provides a head stamping die, includes the upper die base and locates the die holder of upper die base below, its characterized in that: the novel sealing head is characterized by further comprising a first mounting plate arranged on the upper die holder and a second mounting plate arranged on the lower die holder, a back plate and a material removing plate for removing materials are arranged between the first mounting plate and the second mounting plate, a steel belt capable of being transmitted is arranged between the back plate and the material removing plate, a forming female die and a shaping female die are arranged in the first mounting plate, a forming male die corresponding to the forming female die and a shaping male die corresponding to the shaping female die are respectively arranged on the second mounting plate, and a punch capable of removing the sealing head from the steel belt is further arranged on the first mounting plate.

2. The head stamping die of claim 1, wherein the first mounting plate comprises an upper bolster removably attached to the upper die base and an upper clamp attached to the lower portion of the upper bolster.

3. The head stamping die of claim 1, wherein the second mounting plate comprises a lower plate detachably connected to the lower die holder and a lower die plate connected to the lower plate.

4. The seal head stamping die according to claim 2, wherein the upper base plate is detachably connected with a contour sleeve penetrating through the upper clamping plate, and the contour sleeve comprises a contour sleeve and a contour screw slidingly connected in the contour sleeve.

5. The seal head stamping die according to claim 4, wherein the contour sleeve is detachably connected to the upper base plate, and the free end of the contour screw slidably connected to the contour sleeve is detachably connected to the stripper plate.

6. The seal head stamping die according to claim 5, wherein the upper base plate is detachably connected with a force transmission pin for pushing the seal head out of the forming die and the shaping die, and the force transmission pin completely penetrates through the back removing plate and is in sliding connection with the back removing plate.

7. The seal head stamping die according to claim 2, wherein the upper clamping plate is provided with a punching cylinder penetrating through the back stripping plate.

8. The head stamping die of any one of claims 1 to 7, wherein the first mounting plate, the second mounting plate, the stripper plate, and the stripper plate are disposed parallel to one another.