CN212070137U

CN212070137U - Display metal back shell stamping die

Info

Publication number: CN212070137U
Application number: CN201922069946.4U
Authority: CN
Inventors: 李克
Original assignee: Suzhou Dongbao Optoelectronics Technology Co ltd
Current assignee: Suzhou Dongbao Optoelectronics Technology Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-12-04
Anticipated expiration: 2029-11-26

Abstract

The utility model provides a display metal dorsal scale stamping die, it includes mould assembly and lower mould assembly, it includes the upper die base to go up mould assembly, fixed cope match-plate pattern and the interval that sets up on the upper die base set up a plurality of terrace dies of keeping away from upper die base one end on the cope match-plate pattern, be provided with the position circle on the cope match-plate pattern, the circumference setting of position circle along the cope match-plate pattern, lower mould assembly includes the die holder, fixed lower bolster and the interval that sets up on the lower die base set up a plurality of dies on the lower die plate, terrace die and die one-to-one, every terrace die is a punching press unit rather than the die that corresponds, punching press unit is used for carrying out stamping forming to the different positions of work piece, when the work piece carries out. The utility model discloses compare in prior art and solve the problem of product skew in stamping process effectively to reach the purpose that improves product stamping quality.

Description

Display metal back shell stamping die

Technical Field

The utility model relates to a stamping die particularly, relates to a display metal dorsal scale stamping die.

Background

The stamping die is widely applied in industry, the stamping die comprises an upper die and a lower die which are arranged on a press, and the working principle of the stamping die is that the upper die and the lower die are driven to open and close under the action of the pressure power to separate or plastically deform raw materials between the upper die and the lower die, so that required parts can be processed.

The back shell of the display is a hardware which is mainly formed by punching through a punching die during forming. However, when the existing stamping die is used and a product is placed on the lower die plate, the product can deviate when being subjected to stamping force in the stamping process, so that the stamping precision is influenced, defective products are produced, and the economic benefit of a factory is influenced.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a display metal dorsal scale stamping die through the position circle that sets up, can solve the problem of product skew in stamping process effectively to reach the purpose that improves product stamping quality.

Therefore, the utility model provides a display metal dorsal scale stamping die, it includes mould assembly and lower mould assembly, it includes the upper die base to go up mould assembly, fixed cope match-plate pattern and the interval that sets up on the upper die base set up the plurality of terrace dies of keeping away from upper die base one end on the cope match-plate pattern, be provided with the position circle on the cope match-plate pattern, the circumference setting of cope match-plate pattern is followed to the position circle, lower mould assembly includes the die holder, fixed lower bolster and the interval that sets up on the lower die base set up a plurality of die on the lower die plate, terrace die and die one-to-one, every terrace die and the die rather than corresponding are a stamping unit, stamping unit is used for carrying out stamping forming to the different positions of work piece, when the work piece carries out the.

Furthermore, the positioning ring is provided with an arc-shaped surface matched with the workpiece, the end part of the arc-shaped surface is connected with a positioning block, and the positioning block abuts against the end surface of the workpiece.

Furthermore, a plurality of ejector rods are arranged on the lower template, the ejector rods are arranged along the length direction of the lower template, the bottom of each ejector rod is elastically connected with a first spring, and the other end of each first spring is installed on the lower die base.

Furthermore, a guide pillar is arranged on the upper die base, a guide sleeve matched with the guide pillar is arranged on the lower die base, and the guide pillar is inserted into the guide sleeve.

Furthermore, a second spring is sleeved on the guide post.

Further, the die holder comprises a first die holder and a second die holder, the first die holder and the second die holder are connected through a plurality of connecting columns, and the connecting columns are arranged along the length direction of the first die holder.

Furthermore, a buffer plate is fixedly connected to the first lower die holder, a plurality of third springs are elastically connected to the bottom of the buffer plate, and the other ends of the third springs, which are opposite to each other, are connected to the second lower die holder.

The utility model provides a display metal dorsal scale stamping die, upper die assembly and lower die assembly have mainly been set up, upper die assembly includes the upper die base, fixed cope match-plate pattern and the interval that sets up on the upper die base set up a plurality of terrace dies of keeping away from upper die base one end on the cope match-plate pattern, be provided with the position circle on the cope match-plate pattern, the circumference setting of position circle along the cope match-plate pattern, lower die assembly includes the die holder, fixed lower bolster and the interval that sets up on the lower die base set up a plurality of dies on the lower die plate, terrace die and die one-to-one, every terrace die is a punching press unit rather than the die that corresponds, punching press unit is used for carrying out stamping forming to the different positions of work piece, when the work piece carries out. At last module and lower module compound die in-process, the arcwall face on the position circle slowly compresses tightly the arcwall face of work piece tip, and along with going down of last module, the locating piece supports the tip of work piece completely, can realize the location to two directions on work piece upper portion and tip like this, reaches the purpose that improves the location effect, consequently, the utility model discloses compare in prior art and can solve the problem of product skew in the punching press in-process effectively to reach the purpose that improves product punching press quality.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic view of a die opening structure of a stamping die for a metal back shell of a display according to an embodiment of the present invention;

fig. 2 is a schematic view of a mold closing structure of a stamping mold for a metal back shell of a display according to an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an enlarged view of a portion B in fig. 2.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The first embodiment is as follows:

referring to fig. 1 to 4, a stamping die for a metal back shell of a display according to an embodiment of the present invention is shown, which mainly includes an upper die assembly 1 and a lower die assembly 2, wherein the upper die assembly 1 includes an upper die base 11, an upper die plate 12 fixedly disposed on the upper die base 11, and a plurality of male dies 13 spaced apart from one end of the upper die plate 12, which is far from the upper die base 11, the upper die plate 12 is provided with a positioning ring 14, the positioning ring 14 is disposed along a circumferential direction of the upper die plate 12, the lower die assembly 2 includes a lower die base 21, the stamping die comprises a lower die plate 22 fixedly arranged on a lower die holder 21 and a plurality of female dies 23 arranged on the lower die plate 22 at intervals, male dies 13 correspond to the female dies 23 one by one, each male die 13 and the corresponding female die 23 are a stamping unit, the stamping units are used for stamping different positions of a workpiece 3, and when the workpiece 3 is stamped, a positioning ring 14 abuts against the end face of the workpiece 3.

Referring to fig. 1 to 4, a guide post 16 is disposed on the upper die holder 11, a guide sleeve 26 matched with the guide post 16 is disposed on the lower die holder 21, the guide post 16 is inserted into the guide sleeve 26, a second spring 161 is sleeved on the guide post 16, the lower die holder 21 includes a first lower die holder 211 and a second lower die holder 212, the first lower die holder 211 and the second lower die holder 212 are connected through a plurality of connecting posts 213, the plurality of connecting posts 213 are disposed along the length direction of the first lower die holder 211, a buffer plate 214 is fixedly connected to the first lower die holder 211, a plurality of third springs 215 are elastically connected to the bottom of the buffer plate 214, and the opposite end of the third springs 215 are connected to the second lower die holder 212.

Example two:

referring to fig. 1 to fig. 4, a stamping die for a metal back shell of a display according to a second embodiment of the present invention is shown in the drawings, and the present embodiment further provides the following technical solutions as improvements on the basis of the above embodiments: the positioning ring 14 is provided with an arc-shaped surface matched with the workpiece 3, the end part of the arc-shaped surface is connected with a positioning block 15, and the positioning block 15 props against the end surface of the workpiece 3. The arc face on the position circle can closely compress tightly the work piece like this, and the locating piece can support the work piece and move around to can restrict the work piece and remove, improve the quality of work piece processing simultaneously.

Example three:

referring to fig. 1 to fig. 4, a third embodiment of the present invention provides a stamping die for a metal back shell of a display, which is further provided with the following technical solutions as improvements on the basis of the above embodiments: the lower die plate 22 is provided with a plurality of ejector rods 24, the ejector rods 24 are arranged along the length direction of the lower die plate 22, the bottom of the ejector rods 24 is elastically connected with a first spring 25, and the other end of the first spring 25 is installed on the lower die base 21. Through the arrangement of the structure, when the upper die assembly and the lower die assembly are separated, the ejector block can eject a workpiece, so that the material stripping speed is improved, and the production efficiency is improved.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The stamping die for the metal back shell of the display is characterized by comprising an upper die component (1) and a lower die component (2), wherein the upper die component (1) comprises an upper die base (11), an upper die plate (12) fixedly arranged on the upper die base (11) and a plurality of male dies (13) arranged on the upper die plate (12) at intervals and far away from one end of the upper die base (11), a positioning ring (14) is arranged on the upper die plate (12), the positioning ring (14) is arranged along the circumferential direction of the upper die plate (12), the lower die component (2) comprises a lower die base (21), a lower die plate (22) fixedly arranged on the lower die base (21) and a plurality of female dies (23) arranged on the lower die plate (22) at intervals, the male dies (13) correspond to the female dies (23) one by one, and each male die (13) and the female die (23) corresponding to the male die are a stamping unit, the punching unit is used for punch forming different positions of the workpiece (3), and when the workpiece (3) is punched, the locating ring (14) abuts against the end face of the workpiece (3).

2. The stamping die for the metal back shell of the display according to claim 1, wherein the positioning ring (14) is provided with an arc-shaped surface matched with the workpiece (3), a positioning block (15) is connected to an end of the arc-shaped surface, and the positioning block (15) abuts against an end surface of the workpiece (3).

3. The stamping die for the metal back shell of the display according to claim 1, wherein a plurality of ejector rods (24) are arranged on the lower template (22), the ejector rods (24) are arranged along the length direction of the lower template (22), the bottoms of the ejector rods (24) are elastically connected with first springs (25), and the other ends of the first springs (25) are mounted on the lower die holder (21).

4. The stamping die for the metal back shell of the display device as claimed in claim 1, wherein the upper die holder (11) is provided with a guide post (16), the lower die holder (21) is provided with a guide sleeve (26) matching with the guide post (16), and the guide post (16) is inserted into the guide sleeve (26).

5. The stamping die for metal back shells of displays as claimed in claim 4, wherein a second spring (161) is sleeved on the guide post (16).

6. The stamping die for the metal back shell of the display device as claimed in claim 1, wherein the lower die holder (21) comprises a first lower die holder (211) and a second lower die holder (212), the first lower die holder (211) and the second lower die holder (212) are connected through a plurality of connecting columns (213), and the connecting columns (213) are arranged along the length direction of the first lower die holder (211).

7. The stamping die for the metal back shell of the display device as claimed in claim 6, wherein a buffer plate (214) is fixedly connected to the first lower die holder (211), a plurality of third springs (215) are elastically connected to the bottom of the buffer plate (214), and the opposite ends of the third springs (215) are connected to the second lower die holder (212).