CN222113261U - Four-step stamping and shaping die - Google Patents

Abstract

The utility model discloses a four-step stamping shaping die in the technical field of sheet metal stamping dies, which comprises a processing table, wherein the top of the processing table is fixedly connected with a fixing frame, the top of the fixing frame is fixedly provided with a hydraulic cylinder, the top of the processing table is fixedly provided with a first stamping die, the bottom of the inner side of the first stamping die is fixedly provided with a first spring, the top of the first spring is fixedly connected with a first ejector rod, and a stamping part can be subjected to four-step stamping through the first stamping die, the second stamping die, the third stamping die and the fourth stamping die, so that the problem of sheet scratch or finished product shape deformation on the surface of the stamping part is avoided, and the stamping production quality of the device is improved.

Description

Four-step stamping and shaping die

Technical Field

The utility model belongs to the technical field of sheet metal stamping dies, and particularly relates to a four-step stamping and shaping die.

Background

Stamping dies are a special process equipment for processing materials (metals or non-metals) into parts (or semi-finished products) in cold stamping processing, and are called cold stamping dies (commonly called cold stamping dies). Stamping, which is a press working method that uses a die mounted on a press to apply pressure to a material at room temperature to cause it to separate or plastically deform, thereby obtaining a desired part.

When the existing stamping die is used for stamping and bending a workpiece, the shape of the stamping die is complex, so that the stamping die is inconvenient to stamp out in one step, otherwise, the situation that a sheet is scratched or the shape of a finished product does not meet the requirement is caused, and particularly, during the stamping of a stamping cylinder-shaped workpiece, a four-step stamping shaping die is provided.

Disclosure of utility model

The utility model aims to provide a four-step stamping and shaping die, which aims to solve the problem that the stamping die provided in the background art is inconvenient to stamp out a workpiece at one time when stamping and bending the workpiece.

In order to achieve the purpose, the four-step stamping shaping die comprises a processing table, wherein a fixing frame is arranged at the top of the processing table, hydraulic cylinders are arranged at the top of the fixing frame, four hydraulic cylinders are arranged at the top of the processing table, a first stamping die is arranged at the inner side of the first stamping die, a first spring is arranged at the top of the first spring, a second stamping die is arranged at the top of the processing table, a first inclined surface is arranged on the inner side surface of the second stamping die, a second spring is arranged at the inner side of the second stamping die, a second ejector rod is arranged at the top of the second spring, a third stamping die is arranged at the top of the processing table, a third spring is arranged at the inner side of the third stamping die, a first inclined die is arranged at the bottom output end of the hydraulic cylinder, a fourth stamping die is arranged at the top of the processing table, a second inclined surface is arranged at the inner side of the fourth stamping die, a fourth inclined die is arranged at the bottom output end of the fourth spring, and a fourth inclined die is arranged at the top of the fourth stamping die.

Preferably, the top fixedly connected with mount of processing platform, the top fixed mounting of mount has the pneumatic cylinder, the top fixed mounting of processing platform has first stamping die, the inboard bottom fixed mounting of first stamping die has first spring, the top fixedly connected with first ejector pin of first spring.

Preferably, the top fixed mounting of processing platform has the second stamping die, the inboard top fixed surface of second stamping die has seted up first inclined plane, first inclined plane is conical, the inboard bottom fixed mounting of second stamping die has the second spring, the top fixedly connected with second ejector pin of second spring.

Preferably, a third stamping die is fixedly arranged at the top of the processing table, a third spring is fixedly arranged at the bottom of the inner side of the third stamping die, a third ejector rod is fixedly connected to the top end of the third spring, a fixing column is connected to the inner side of the third ejector rod in a sliding penetrating mode, and the bottom end of the fixing column is fixedly connected with the bottom of the inner side of the third stamping die.

Preferably, a first inclined press is fixedly sleeved on the surface of the bottom output end of one hydraulic cylinder, a fourth stamping die is fixedly installed at the top of the processing table, a second inclined plane is fixedly clamped on the surface of the upper inner side of the fourth stamping die, the second inclined plane is larger than the diameter of the first inclined plane, and a fourth spring is fixedly installed at the bottom of the inner side of the fourth stamping die.

Preferably, the top end of the fourth spring is fixedly connected with a fourth ejector rod, and a second inclined pressing tool is fixedly sleeved on the surface of the bottom output end of one hydraulic cylinder.

Compared with the prior art, the utility model has the beneficial effects that:

Through the first stamping die, the second stamping die, the third stamping die and the fourth stamping die that are equipped with, can carry out four steps punching press to the stamping workpiece to avoid causing the sheet fish tail or the problem that the finished product shape warp to the surface of stamping workpiece, improved the device punching press production's quality.

Drawings

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

fig. 2 is a schematic overall sectional structure of the present utility model.

In the figure, 1, a processing table; 2, a fixing frame, 3, a hydraulic cylinder, 4, a first stamping die, 5, a first spring, 6, a first ejector rod, 7, a second stamping die, 8, a first inclined plane, 9, a second spring, 10, a second ejector rod, 11, a third stamping die, 12, a third spring, 13, a third ejector rod, 14, a fixed column, 15, a first inclined press, 16, a fourth stamping die, 17, a second inclined plane, 18, a fourth spring, 19, a fourth ejector rod, 20, a workpiece, 21 and a second inclined press.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a four-step formula punching press plastic mould, including processing platform 1, the top of processing platform 1 is equipped with mount 2, the top of mount 2 is equipped with pneumatic cylinder 3, pneumatic cylinder 3 is equipped with four, the top of processing platform 1 is equipped with first stamping die 4, the inboard of first stamping die 4 is equipped with first spring 5, the top of first spring 5 is equipped with first ejector pin 6, the top of processing platform 1 is equipped with second stamping die 7, the inboard surface of second stamping die 7 is equipped with first inclined plane 8, the inboard of second stamping die 7 is equipped with second spring 9, the top of second spring 9 is equipped with second ejector pin 10, the top of processing platform 1 is equipped with third stamping die 11, the inboard of third stamping die 11 is equipped with third spring 12, the top of third spring 12 is equipped with third ejector pin 13, the inboard of third ejector pin 13 is equipped with fixed column 14, the bottom output of one of pneumatic cylinder 3 is equipped with first oblique pressure utensil 15, the top of processing platform 1 is equipped with fourth stamping die 16, the inboard of fourth stamping die 16 is equipped with second inclined plane 17, the inboard of fourth stamping die 16 is equipped with fourth spring 18, the top of fourth stamping die 18 is equipped with the top of fourth stamping die 19, the workholding down tool is equipped with the output of fourth ram 20 is equipped with its top of fourth stamping die 1, the workholding down tool is equipped with the output of fourth die 20.

Specifically, the top of the processing table 1 is fixedly connected with a fixing frame 2, the top of the fixing frame 2 is fixedly provided with a hydraulic cylinder 3, the top of the processing table 1 is fixedly provided with a first stamping die 4, the bottom of the inner side of the first stamping die 4 is fixedly provided with a first spring 5, the top of the first spring 5 is fixedly connected with a first ejector rod 6, the top of the processing table 1 is fixedly provided with a second stamping die 7, the surface of the upper inner side of the second stamping die 7 is fixedly provided with a first inclined plane 8, the first inclined plane 8 is conical, the bottom of the inner side of the second stamping die 7 is fixedly provided with a second spring 9, the top of the second spring 9 is fixedly connected with a second ejector rod 10, the top of the processing table 1 is fixedly provided with a third stamping die 11, the bottom of the inner side of the third stamping die 11 is fixedly provided with a third spring 12, the top fixedly connected with third ejector pin 13 of third spring 12, the inboard slip of third ejector pin 13 wears to establish and is connected with fixed column 14, the bottom of fixed column 14 and the inboard bottom fixed connection of third stamping die 11, the bottom output fixed surface cover of one pneumatic cylinder 3 thereof is equipped with first oblique clamp 15, the top fixed mounting of processing platform 1 has fourth stamping die 16, the inboard top fixed surface card of fourth stamping die 16 is equipped with second inclined plane 17, the diameter of second inclined plane 17 is greater than first inclined plane 8, the inboard bottom fixed mounting of fourth stamping die 16 has fourth spring 18, the top fixedly connected with fourth ejector pin 19 of fourth spring 18, the bottom output fixed surface cover of one pneumatic cylinder 3 thereof is connected with second oblique clamp 21.

In this embodiment, according to the final stamping shape of the workpiece 20, the method may be divided into four steps, the flat stamping part is placed above the first stamping die 4 through the first stamping die 4, the hydraulic cylinder 3 above the first stamping die 4 is started to drive the output end at the bottom to stamp the flat stamping part, after the flat stamping part enters the inside of the first stamping die 4, the flat stamping part is primarily stamped into a cylindrical hollow shape because of the cylindrical shape of the first stamping die 4, and meanwhile, the first ejector rod 6 is driven to compress the first spring 5, after the stamping is completed, the first spring 5 drives the first ejector rod 6 to eject the stamping part from the first stamping die 4, then the cylindrical stamping part is placed on the surface of the second stamping die 7, the hydraulic cylinder 3 above the second stamping die 7 drives the output end to press the stamping part into the inside of the second stamping die 7, the second inclined presser 21 on the surface of the output end can press the opening of the stamping part into an outwards expanding conical shape, the second spring 9 on the inner side of the second stamping die 7 can drive the second ejector rod 10 to push the top of the stamping part, then the stamping part is placed on the surface of the third stamping die 11, the hydraulic cylinder 3 above the third stamping die 11 drives the output end to push the stamping part into the third stamping die 11, the third ejector rod 13 can be moved downwards, the third spring 12 is compressed, the top end of the third ejector rod 13 and the top end of the fixed column 14 form a staggered platform, the inner side bottom surface of the stamping part is upwards raised, the stamping part is placed on the top of the fourth stamping die 16, the hydraulic cylinder 3 above the fourth stamping die 16 drives the output end to push the stamping part into the fourth stamping die 16, the first bevel presser 15 of the output end surface will further enlarge the conical surface at the opening of the stamping part, thus achieving the stamping effect of the workpiece 20.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A four-step stamping shaping die, comprising a processing table, characterized in that: a fixed frame is provided on the top of the processing table, a hydraulic cylinder is provided on the top of the fixed frame, four hydraulic cylinders are provided, a first stamping die is provided on the top of the processing table, a first spring is provided on the inner side of the first stamping die, a first push rod is provided on the top of the first spring, a second stamping die is provided on the top of the processing table, a first inclined surface is provided on the inner side surface of the second stamping die, a second spring is provided on the inner side of the second stamping die, a second push rod is provided on the top of the second spring, a third stamping die is provided on the top of the processing table, a third spring is provided on the inner side of the third stamping die, a third push rod is provided on the top of the third spring, a fixed column is provided on the inner side of the third push rod, a first oblique pressing tool is provided at the bottom output end of one of the hydraulic cylinders, a fourth stamping die is provided on the top of the processing table, a second oblique surface is provided on the inner side of the fourth stamping die, a fourth spring is provided on the inner side of the fourth stamping die, a fourth push rod is provided on the top of the fourth spring, a workpiece is provided above the processing table, and a second oblique pressing tool is provided at the bottom output end of one of the hydraulic cylinders. 2. A four-step stamping and shaping mold according to claim 1, characterized in that: the top of the processing table is fixedly connected to a fixed frame, the top of the fixed frame is fixedly installed with a hydraulic cylinder, the top of the processing table is fixedly installed with a first stamping mold, the inner bottom of the first stamping mold is fixedly installed with a first spring, and the top of the first spring is fixedly connected with a first push rod. 3. A four-step stamping and shaping die according to claim 1, characterized in that: a second stamping die is fixedly installed on the top of the processing table, a first inclined surface is fixedly opened on the inner upper surface of the second stamping die, the first inclined surface is conical, a second spring is fixedly installed on the inner bottom of the second stamping die, and a second push rod is fixedly connected to the top of the second spring. 4. A four-step stamping and shaping die according to claim 1, characterized in that: a third stamping die is fixedly installed on the top of the processing table, a third spring is fixedly installed on the inner bottom of the third stamping die, the top end of the third spring is fixedly connected to a third push rod, the inner side of the third push rod is slidably penetrated and connected with a fixed column, and the bottom end of the fixed column is fixedly connected to the inner bottom of the third stamping die. 5. A four-step stamping and shaping die according to claim 1, characterized in that: a first inclined pressing tool is fixedly mounted on the bottom output end surface of one of the hydraulic cylinders, a fourth stamping die is fixedly installed on the top of the processing table, a second inclined surface is fixedly mounted on the inner upper surface of the fourth stamping die, the second inclined surface is larger than the diameter of the first inclined surface, and a fourth spring is fixedly installed on the inner bottom of the fourth stamping die. 6. A four-step stamping and shaping die according to claim 1, characterized in that: the top end of the fourth spring is fixedly connected to a fourth push rod, and the bottom output end surface of one of the hydraulic cylinders is fixedly sleeved and connected to a second inclined pressing tool.