CN211938670U

CN211938670U - Display dorsal scale stamping die with multiple stripping device

Info

Publication number: CN211938670U
Application number: CN201922069949.8U
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: 2020-11-17
Anticipated expiration: 2029-11-26

Abstract

The utility model provides a display dorsal scale stamping die with multiple stripping device, which comprises an upper die mechanism and a lower die mechanism, wherein the upper die mechanism comprises an upper die base and an upper die plate, the upper die plate is fixedly arranged at the bottom of the upper die base, the bottom of the upper die plate is provided with an upper forming surface, the upper die mechanism is provided with a convex covering mechanism, the bottom of the convex covering mechanism is fixedly arranged on the upper die base, and the top of the convex covering mechanism is arranged on the upper die plate in a penetrating way; lower die mechanism takes off flitch, lower bolster and die holder down including, takes off flitch elastic connection down on the die holder, takes off on the flitch down one end be provided with fixed dog, the other end is provided with first material mechanism of taking off, lower bolster fixed mounting is on the die holder, is provided with the second that bottom fixed mounting wore to locate the lower bolster on the die holder, the top on the lower bolster and takes off the material mechanism. The utility model provides a pair of display dorsal scale stamping die with multiple stripping device can take off the material smoothly with the display backplate that the punching press was accomplished, leads to the backplate to warp when avoiding artifical receipts material.

Description

Display dorsal scale stamping die with multiple stripping device

Technical Field

The utility model relates to a stamping die particularly, relates to a display dorsal scale stamping die with multiple stripper.

Background

The stamping die is widely applied to industrial production, generally comprises an upper die and a lower die, and has the working principle that the upper die and the lower die are driven to open and close under the action of stamping power to separate or plastically deform raw materials between the upper die and the lower die, so that required parts can be machined.

The LCD display technology has been rapidly developed in recent years, which has led to the synchronous growth of the LCD display backplane industry. The LCD display back plate is usually made of metal materials through stamping, and for the large-size LCD display back plate, the stamping difficulty is high, the material is not easy to fall off after the stamping is completed, and higher requirements are provided for stamping dies.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a display dorsal scale stamping die with multiple stripping attachment can take off the material smoothly with the display backplate that the punching press was accomplished, leads to the backplate to warp when avoiding artifical receipts material.

Therefore, the utility model provides a display dorsal scale stamping die with multiple stripper, include:

the upper die mechanism comprises an upper die base and an upper die plate, the upper die plate is fixedly arranged at the bottom of the upper die base, an upper forming surface is arranged at the bottom of the upper die plate, the upper die mechanism is provided with a convex packet making mechanism, the bottom of the convex packet making mechanism is fixedly arranged on the upper die base, and the top of the convex packet making mechanism is arranged on the upper die plate in a penetrating manner;

lower die mechanism, it is including taking off flitch, lower bolster and die holder down, takes off flitch elastic connection down on the die holder, takes off on the flitch down one end be provided with fixed dog, the other end is provided with first material mechanism of taking off, the work piece is placed under and is taken off on the flitch, lower bolster fixed mounting is on the die holder, be provided with the lower shaping face that corresponds the shaping face on the lower bolster, be provided with bottom fixed mounting on the die holder on the lower bolster, the second that the lower bolster was worn to locate at the top takes off the material mechanism.

Furthermore, the upper molding surface is trapezoidal.

Furthermore, the side surface of the upper forming surface is a step-shaped inclined surface.

Further, the convex closure punching mechanism comprises a fixed seat, a first elastic component, an ejector pin and a convex closure punch, the fixed seat is fixedly installed on the upper die base, the first elastic component is fixedly installed at the bottom of the fixed seat, the ejector pin is fixedly installed at the bottom of the first elastic component, and the convex closure punch is fixedly installed at the bottom of the ejector pin.

Further, the first elastic component is a nitrogen spring.

Furthermore, the first stripping mechanism comprises a first floating block and a first spring, the first spring is fixedly installed in the lower stripping plate, and the first floating block is fixedly installed on the first spring.

Furthermore, the second stripping mechanism comprises a second floating block, an equal-height sleeve and a second spring, the second spring is fixedly installed on the lower die base, the equal-height sleeve is fixedly installed on the second spring, and the second floating block is fixedly installed on the equal-height sleeve.

The utility model provides a display dorsal scale stamping die with multiple stripping device, which comprises an upper die mechanism and a lower die mechanism, wherein the upper die mechanism comprises an upper die base and an upper die plate, the upper die plate is fixedly arranged at the bottom of the upper die base, the bottom of the upper die plate is provided with an upper forming surface, the upper die mechanism is provided with a convex covering mechanism, the bottom of the convex covering mechanism is fixedly arranged on the upper die base, and the top of the convex covering mechanism is arranged on the upper die plate in a penetrating way; lower die mechanism takes off flitch, lower bolster and die holder down including, takes off flitch elastic connection on the die holder down, takes off on the flitch down one end be provided with fixed dog, the other end is provided with first material mechanism of taking off, the work piece is placed under and is taken off on the flitch, lower bolster fixed mounting is on the die holder, is provided with the lower shaping face that corresponds the shaping face on the lower bolster, is provided with the second that bottom fixed mounting was worn to locate the lower bolster on the die holder, the top on the lower bolster and takes off the material mechanism. And placing a workpiece to be processed on the lower stripper plate, wherein one end of the workpiece is propped against the inner side of the fixed stop block so as to limit the position of the workpiece, and the other end of the workpiece is placed on the first floating block. The upper die mechanism moves downwards, the upper forming surface of the upper die plate and the lower forming surface of the lower die plate are subjected to punch forming on the workpiece, and the lower stripper plate is compressed to be close to the lower die base. The upper die mechanism moves upwards, the lower stripper plate and a second floating block of the second stripper mechanism push the processed workpiece away from the lower die base, and the first floating block on the lower stripper plate pushes the workpiece away from the lower stripper plate.

The utility model provides a pair of display dorsal scale stamping die with multiple stripping device can take off the material smoothly with the display backplate that the punching press was accomplished, leads to the backplate to warp when avoiding artifical receipts material.

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 parting of a stamping die for a display back shell with multiple stripping devices according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a schematic diagram of a mold assembly of a stamping die for a display back shell with a multiple stripping device according to an embodiment of the present invention.

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 fig. 3, a display back shell stamping die with multiple stripping devices according to an embodiment of the present invention is shown in the drawings, including:

the upper die mechanism 1 comprises an upper die holder 11 and an upper die plate 12, wherein the upper die plate 12 is fixedly arranged at the bottom of the upper die holder 11, an upper forming surface 121 is arranged at the bottom of the upper die plate 12, a convex covering mechanism 13 is arranged on the upper die mechanism 1, the bottom of the convex covering mechanism 13 is fixedly arranged on the upper die holder 11, and the top of the convex covering mechanism 13 penetrates through the upper die plate 12;

lower die mechanism 2, it is including taking off flitch 21 down, lower bolster 22 and die holder 23, take off flitch 21 elastic connection down on die holder 23, one end is provided with fixed stop 211 on taking off flitch 21 down, the other end is provided with first material mechanism 212 that takes off, work piece 3 is placed on taking off flitch 21 down, lower bolster 22 fixed mounting is on die holder 23, be provided with the lower shaping face that corresponds last shaping face 121 on the lower bolster 22, be provided with the second material mechanism 221 that takes off that bottom fixed mounting is on die holder 23, the lower bolster 22 is worn to locate lower bolster 22 at the top on the lower bolster 22.

Specifically, referring to fig. 1 to 3, the upper molding surface 121 is trapezoidal.

Specifically, referring to fig. 1 to 3, the side surface of the upper forming surface 121 is a stepped inclined surface.

Specifically, referring to fig. 1 to 3, the convex hull forming mechanism 13 includes a fixed seat 131, a first elastic component 132, a material ejecting pin 133 and a convex hull punch 134, the fixed seat 131 is fixedly installed on the upper die base 11, the first elastic component 132 is fixedly installed at the bottom of the fixed seat 131, the material ejecting pin 133 is fixedly installed at the bottom of the first elastic component 132, and the convex hull punch 134 is fixedly installed at the bottom of the material ejecting pin 133.

Specifically, referring to fig. 1 to 3, the first stripping mechanism 212 includes a first floating block 2121 and a first spring 2122, the first spring 2122 is fixedly installed in the lower stripping plate 21, and the first floating block 2121 is fixedly installed on the first spring 2122.

Specifically, referring to fig. 1 to 3, the second stripping mechanism 221 includes a second floating block 2211, an equal-height sleeve 2212 and a second spring 2213, the second spring 2213 is fixedly mounted on the lower die base 23, the equal-height sleeve 2212 is fixedly mounted on the second spring 2213, and the second floating block 2211 is fixedly mounted on the equal-height sleeve 2212.

Example two:

referring to fig. 1 to fig. 3, a display back shell stamping die with multiple stripping devices 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 first elastic member 132 is a nitrogen spring.

The nitrogen spring is a novel elastic component taking high-pressure nitrogen as a working medium, has small volume, large elasticity, long stroke, stable work, precise manufacture, long service life and gentle elasticity curve, does not need pre-tightening, can finish the work which is difficult to finish by conventional elastic components such as metal springs, rubbers, air cushions and the like, and is suitable for being used as an elastic component for connecting convex hull punches.

Example three:

referring to fig. 1 to fig. 3, a display back shell stamping die with a multiple stripping device according to a third 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: one side of the lower stripper plate 21 is also provided with a floating pin which is arranged on the lower stripper plate in a penetrating way, and the bottom of the floating pin is elastically connected to the lower die base, so that the functions of positioning and auxiliary stripping can be achieved.

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. A display back shell stamping die with multiple stripping devices is characterized by comprising:

the upper die mechanism (1) comprises an upper die base (11) and an upper die plate (12), the upper die plate (12) is fixedly installed at the bottom of the upper die base (11), an upper forming surface (121) is arranged at the bottom of the upper die plate (12), a convex bag making mechanism (13) is arranged on the upper die mechanism (1), the bottom of the convex bag making mechanism (13) is fixedly installed on the upper die base (11), and the top of the convex bag making mechanism (13) penetrates through the upper die plate (12);

lower die mechanism (2), it includes takes off flitch (21), lower bolster (22) and die holder (23) down, take off flitch (21) elastic connection down on die holder (23), take off flitch (21) down and go up one end and be provided with fixed dog (211), the other end is provided with first material mechanism (212) of taking off, work piece (3) are placed take off on flitch (21) down, lower bolster (22) fixed mounting be in on die holder (23), be provided with on lower bolster (22) and correspond go up the lower shaping face of shaping face (121), be provided with bottom fixed mounting on lower bolster (22) on lower bolster (23), the top is worn to locate the second of lower bolster (22) takes off material mechanism (221).

2. The stamping die for the display back shell with multiple stripping devices as claimed in claim 1, wherein the upper molding surface (121) is trapezoidal.

3. The stamping die for the display back shell with the multiple stripping devices as claimed in claim 1 or 2, wherein the side surface of the upper forming surface (121) is a stepped slope.

4. The stamping die for the display back shell with the multiple stripping devices as claimed in claim 1, wherein the convex hull beating mechanism (13) comprises a fixed seat (131), a first elastic component (132), a material ejecting pin (133) and a convex hull punch (134), the fixed seat (131) is fixedly installed on the upper die base (11), the first elastic component (132) is fixedly installed at the bottom of the fixed seat (131), the material ejecting pin (133) is fixedly installed at the bottom of the first elastic component (132), and the convex hull punch (134) is fixedly installed at the bottom of the material ejecting pin (133).

5. The stamping die for the display back case with multiple stripping devices as claimed in claim 4, wherein the first elastic member (132) is a nitrogen spring.

6. The stamping die for the back shell of a display with multiple stripper devices as recited in claim 1, wherein the first stripper mechanism (212) comprises a first float block (2121) and a first spring (2122), the first spring (2122) is fixedly installed in the lower stripper plate (21), and the first float block (2121) is fixedly installed on the first spring (2122).

7. The stamping die for the display back shell with multiple stripping devices as claimed in claim 1, wherein the second stripping mechanism (221) comprises a second float block (2211), an equal-height sleeve (2212) and a second spring (2213), the second spring (2213) is fixedly installed on the lower die base (23), the equal-height sleeve (2212) is fixedly installed on the second spring (2213), and the second float block (2211) is fixedly installed on the equal-height sleeve (2212).