CN211727187U

CN211727187U - Stamping die convenient to assembly

Info

Publication number: CN211727187U
Application number: CN201921618552.3U
Authority: CN
Inventors: 刘丙香
Original assignee: Dongguan Nengsen Industrial Co ltd
Current assignee: Dongguan Nengsen Industrial Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-10-23
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a stamping die convenient to assembly, include the die holder with table surface fixed connection, the upper die base that is connected with the press and set up the coupling assembling between upper die base and die holder, coupling assembling includes the fixed ejector pin that sets up at die holder edge all around, cup joints the slide bar that sets up in the ejector pin periphery, sets up the fixation nut who is used for fixed slide bar on the upper die base and is used for the coupling spring who is connected slide bar and ejector pin, the one end fixed connection of slide bar is kept away from to coupling spring's one end and ejector pin, the one end fixed connection that the fixation nut that is connected is kept away from with the slide bar to coupling spring's the other end. The utility model relates to a stamping die convenient to assembly is convenient for be connected upper die base and die holder through coupling assembling to remove to relative direction with the die holder through press drive upper die base, and then be convenient for carry out stamping forming to the material that sets up between upper die base and die holder.

Description

Stamping die convenient to assembly

Technical Field

The utility model relates to a stamping die correlation technique field specifically is a stamping die convenient to assembly.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

The inventor of the utility model finds that the stamping die in the prior art has simple structure and single use mode due to the design characteristics of the stamping die, and is inconvenient to install, thereby reducing the working efficiency of the stamping die and further failing to meet various use requirements of the stamping die at present;

to this end, we propose a stamping die that is easy to assemble.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stamping die convenient to assembly aims at improving stamping die among the prior art because the design characteristics of its own, and simple structure and using-way are single, and are not convenient for install stamping die to stamping die's work efficiency has been reduced, and then can't satisfy the problem to stamping die's multiple user demand at present.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a stamping die convenient to assemble comprises a lower die holder fixedly connected with a working table surface, an upper die holder connected with a press machine and a connecting assembly arranged between the upper die holder and the lower die holder;

coupling assembling is including the fixed ejector pin that sets up in lower die base edge all around, cup joint the slide bar that sets up in the ejector pin periphery, set up the coupling spring that is used for the fixation nut of fixed slide bar and is used for being connected slide bar and ejector pin on the upper die base, the one end fixed connection of slide bar is kept away from with the ejector pin to coupling spring's one end, the one end fixed connection that the other end and the slide bar of coupling spring were kept away from with the fixation nut be connected.

The upper die base and the lower die base are connected conveniently through the connecting assembly, the upper die base is driven by the press machine to move towards the direction opposite to the lower die base, and materials arranged between the upper die base and the lower die base are punched and molded conveniently;

as a preferable aspect of the present invention, the fixing nut penetrates through the upper die base to be connected to the slide bar, the upper die base is provided with a mounting hole adapted to the fixing nut, and the upper die base is further provided with a guide hole adapted to the slide bar, the mounting hole and the guide hole form a limiting hole, the periphery of the fixing nut is connected to the mounting hole by a snap connection or a rigid connection, so that the stability of the connection between the fixing nut and the mounting hole is effectively improved, and the vertical limiting of the slide bar by the fixing nut is facilitated, thereby effectively ensuring the precision of stamping the material;

as a preferable aspect of the present invention, the periphery of the slide bar is tangentially arranged with the inner wall of the guide hole, and the inner wall of the guide hole is arranged as a smooth arc surface, so that the slide bar is conveniently limited in axial direction by the guide hole, thereby effectively avoiding the slide bar from deviating in the sliding process, and further effectively improving the use precision of the present invention; a connecting hole matched with the screw rod of the fixing nut is formed in the connecting position of the sliding rod and the fixing nut, an internal thread matched with the external thread on the periphery of the screw rod is arranged in the connecting hole, and then the fixing nut is conveniently connected with the connecting hole through a thread structure, so that the fixing nut is conveniently connected with the sliding rod, and the thread structure has the characteristic of convenience in assembly and disassembly;

as a preferable aspect of the present invention, the lower end of the sliding rod is provided with a sliding hole adapted to the ejector rod, the sliding hole and the sliding rod are concentrically arranged, and the sliding hole is arranged relative to the connecting hole, so that the sliding rod can be guided by the ejector rod conveniently;

as a preferred aspect of the utility model, still including fixed guide bar and the setting at ejector pin periphery and guide bar assorted guide way that sets up at the slide opening inner wall, the guide bar sets up for the direction of height of slide opening, the guide bar sets up to three at least, and every guide bar uses the centre of a circle of slide opening respectively as central point circumference array setting, thereby be convenient for through the effect of the mutual adaptation between guide bar and the guide way, the slide bar to the removal in-process leads, thereby effectual assembly precision between slide bar and the ejector pin that has improved.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the characteristics of reasonable in design and easy operation, the utility model relates to a stamping die convenient to assembly includes die holder with table surface fixed connection, the upper die base that is connected with the press and sets up the coupling assembling between upper die base and die holder, and then is convenient for be connected upper die base and die holder through coupling assembling to remove to the direction relative with the die holder through press drive upper die base, and then be convenient for carry out stamping forming to the material that sets up between upper die base and die holder.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a partial cross-sectional view of the overall structure of a stamping die convenient for assembly according to the present invention;

fig. 2 is a schematic structural view of an enlarged view at a of fig. 1 in a stamping die convenient for assembly according to the present invention;

fig. 3 is a schematic structural view of an overall structure of a stamping die convenient to assemble according to the present invention;

fig. 4 is a schematic structural view of the front view of fig. 3 in a stamping die for easy assembly according to the present invention.

In the figure: 1-lower die holder, 2-upper die holder, 3-connecting column, 31-connecting flange, 4-fixing nut, 5-limiting hole, 51-mounting hole, 52-guiding hole, 6-sliding rod, 61-connecting hole, 62-sliding hole, 621-guiding rod, 7-ejector rod, 71-guiding groove and 8-connecting spring.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: a stamping die convenient for assembly comprises a lower die holder 1 fixedly connected with a working table surface, an upper die holder 2 connected with a press machine and a connecting assembly arranged between the upper die holder 2 and the lower die holder 1, so that the upper die holder 2 and the lower die holder 1 are conveniently connected through the connecting assembly, the upper die holder 2 is driven by the press machine to move towards the direction opposite to that of the lower die holder 1, and materials arranged between the upper die holder 2 and the lower die holder 1 are conveniently subjected to stamping forming;

referring to fig. 3 and 4, a connecting column 3 is arranged at the upper end of the upper die holder 2, one end of the connecting column 3 is fixedly connected with the upper die holder 2, and the other end of the connecting column 3 is connected with a press machine through a connecting flange 31;

referring to fig. 1, 2 and 4, the connecting assembly includes a push rod 7 fixedly disposed at the peripheral corners of the lower die holder 1, a slide rod 6 sleeved on the periphery of the push rod 7, a fixing nut 4 disposed on the upper die holder 2 for fixing the slide rod 6, and a connecting spring 8 for connecting the slide rod 6 and the push rod 7, wherein one end of the connecting spring 8 is fixedly connected with one end of the push rod 7 far away from the slide rod 6, and the other end of the connecting spring 8 is fixedly connected with one end of the slide rod 6 far away from the fixing nut 4, so as to facilitate the limit of the slide rod 6 by the fixing nut 4, and further enable the connecting spring 8 to be forced to drive the slide rod 6 to move in the direction opposite to the lower die holder 1, thereby completing the punch forming of the;

referring to fig. 1 and 4, a fixing nut 4 penetrates through an upper die base 2 to be connected with a slide rod 6, a mounting hole 51 matched with the fixing nut 4 is formed in the upper die base 2, a guide hole 52 matched with the slide rod 6 is further formed in the upper die base 2, the mounting hole 51 and the guide hole 52 form a limiting hole 5, and the periphery of the fixing nut 4 is connected with the mounting hole 51 through clamping or fixedly connecting, so that the connecting stability of the fixing nut 4 and the mounting hole 51 is effectively improved, the slide rod 6 is conveniently limited in the vertical direction through the fixing nut 4, and the stamping precision of materials is effectively guaranteed; the periphery of the slide rod 6 is tangent to the inner wall of the guide hole 52, and the inner wall of the guide hole 52 is a smooth arc surface, so that the slide rod 6 is conveniently limited in the axial direction through the guide hole 52, thereby effectively avoiding the slide rod 6 from being deviated in the sliding process, and further effectively improving the use precision of the utility model; a connecting hole 61 matched with the screw rod of the fixing nut 4 is formed in the connecting position of the sliding rod 6 and the fixing nut 4, an internal thread matched with the external thread on the periphery of the screw rod is arranged in the connecting hole 61, and the fixing nut 4 is conveniently connected with the connecting hole 61 through a thread structure, so that the fixing nut 4 is conveniently connected with the sliding rod 6, and the thread structure has the characteristic of convenience in assembly and disassembly;

the lower end of the sliding rod 6 is provided with a sliding hole 62 matched with the ejector rod 7, the sliding hole 62 and the sliding rod 6 are arranged concentrically, and the sliding hole 62 is arranged relative to the connecting hole 61, so that the sliding rod 6 is guided through the ejector rod 7;

still including fixed setting at the guide bar 621 of slide opening 62 inner wall and set up at ejector pin 7 periphery and guide bar 621 assorted guide way 71, the guide bar 621 sets up for the direction of height of slide opening 62, the guide bar 621 sets up to three at least, and every guide bar 621 uses the centre of a circle of slide opening 62 respectively as central point circumference array setting, thereby be convenient for through the effect of the mutual adaptation between guide bar 621 and the guide way 71, slide bar 6 to the removal in-process leads, thereby effectual assembly precision between slide bar 6 and the ejector pin 7 that has improved.

The working principle is as follows: the utility model is provided with a lower die holder 1 fixedly connected with a working table surface, an upper die holder 2 connected with a press machine and a connecting component arranged between the upper die holder 2 and the lower die holder 1, wherein the connecting component comprises a mandril 7 fixedly arranged at the peripheral corners of the lower die holder 1, a slide bar 6 sleeved at the periphery of the mandril 7, a fixing nut 4 arranged on the upper die holder 2 for fixing the slide bar 6 and a connecting spring 8 for connecting the slide bar 6 with the mandril 7, one end of the connecting spring 8 is fixedly connected with one end of the mandril 7 far away from the slide bar 6, the other end of the connecting spring 8 is fixedly connected with one end of the slide bar 6 far away from the fixing nut 4 connected with the slide bar, and then be convenient for be connected upper die base 2 and die holder 1 through coupling assembling to through press drive upper die base 2 to relative with die holder 1's direction removal, and then be convenient for carry out stamping forming to the material that sets up between upper die base 2 and die holder 1.

The device obtained through the design can basically meet the requirement of improving the stamping die in the prior art, and has the advantages of simple structure, single use mode and inconvenience in installation of the stamping die due to the design characteristics of the stamping die, so that the working efficiency of the stamping die is reduced, the use of the problems of multiple use requirements of the stamping die at present cannot be met, the purpose of further improving the functions of the stamping die is achieved, and a designer further improves the device.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stamping die convenient to assembly which characterized in that: comprises a lower die holder (1) fixedly connected with a working table surface, an upper die holder (2) connected with a press machine and a connecting assembly arranged between the upper die holder (2) and the lower die holder (1);

coupling assembling including fixed ejector pin (7) that sets up edge department all around in lower die base (1), cup joint slide bar (6) that set up in ejector pin (7) periphery, set up fixation nut (4) that are used for fixed slide bar (6) on upper die base (2) and be used for connecting spring (8) that are connected slide bar (6) and ejector pin (7), the one end fixed connection of slide bar (6) is kept away from with ejector pin (7) to the one end of connecting spring (8), the other end of connecting spring (8) and slide bar (6) keep away from the one end fixed connection that is connected with fixation nut (4).

2. The stamping die convenient to assemble according to claim 1, wherein the fixing nut (4) penetrates through the upper die base (2) and is connected with the sliding rod (6), a mounting hole (51) matched with the fixing nut (4) is formed in the upper die base (2), a guide hole (52) matched with the sliding rod (6) is further formed in the upper die base (2), the mounting hole (51) and the guide hole (52) form a limiting hole (5), and the periphery of the fixing nut (4) is connected with the mounting hole (51) through clamping or fixedly connecting.

3. The easy-to-assemble stamping die of claim 2, wherein the outer periphery of the slide rod (6) is tangentially arranged with the inner wall of the guide hole (52), and the inner wall of the guide hole (52) is provided with a smooth arc surface.

4. The stamping die convenient to assemble as claimed in claim 3, wherein a connecting hole (61) matched with the screw rod of the fixing nut (4) is formed at the connecting position of the sliding rod (6) and the fixing nut (4), and an internal thread matched with the external thread on the periphery of the screw rod is arranged in the connecting hole (61).

5. A stamping die convenient for assembly according to claim 4, characterized in that the lower end of the slide rod (6) is provided with a slide hole (62) matched with the ejector rod (7), the slide hole (62) is concentrically arranged with the slide rod (6), and the slide hole (62) is arranged relative to the connecting hole (61).

6. The stamping die convenient to assemble as claimed in claim 5, further comprising guide bars (621) fixedly arranged on the inner wall of the sliding hole (62) and guide grooves (71) arranged on the periphery of the ejector rod (7) and matched with the guide bars (621), wherein the guide bars (621) are arranged in the height direction relative to the sliding hole (62), the number of the guide bars (621) is at least three, and each guide bar (621) is circumferentially arranged in an array by taking the center of circle of the sliding hole (62) as the center point.