CN210497775U

CN210497775U - Improve mould of stamping forming product plane degree

Info

Publication number: CN210497775U
Application number: CN201921140504.8U
Authority: CN
Inventors: 汪华书; 刘波; 杨建波; 王建军; 许滔
Original assignee: Chongqing Jiatailuo Photoelectric Technology Co ltd
Current assignee: Chongqing Jiatailuo Photoelectric Technology Co ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-05-12
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses an improve mould of stamping forming product plane degree, include: the base, go up mould and lower mould, base upper end left and right sides symmetry is provided with the vertically bracing piece, and two upper end of the support bar are provided with the crossbearer, the crossbearer middle part is provided with the pneumatic cylinder, pneumatic cylinder telescopic link lower extreme is connected with the mould in the crossbearer below, it is provided with a plurality of lugs of bending to go up mould lower extreme edge, go up mould upper end both sides department symmetry fixedly connected with connecting piece, connecting piece upper end fixedly connected with vertically sleeve pipe. The utility model discloses the concora crush board that well set up can be earlier one step concora crush in sheet metal component backplate upper end under the cooperation of sleeve pipe and spring, can guarantee sheet metal component backplate edge like this when being bent, and the main part face can keep very high plane degree, prevents that sheet metal component backplate edge from being in when being bent, and deformation takes place in other positions to the production efficiency of sheet metal component backplate has been improved.

Description

Improve mould of stamping forming product plane degree

Technical Field

The utility model belongs to the technical field of display parts machining, especially, relate to a mould of improvement stamping forming product plane degree.

Background

Computer displays are also commonly referred to as computer monitors or computer screens. It is the most important computer component except for CPU, mainboard, memory, power supply, keyboard and mouse. So far, the concept of the computer display is not unified, but the concept is mostly the same, as the name suggests, the computer display is a display tool which displays a certain electronic document on a screen through a specific transmission device and reflects the electronic document to human eyes, the back plate is an important part in the computer display, and the back plate of the computer display is mostly made of sheet metal parts.

The sheet metal component backplate is by wide application in the display field, and the processing of sheet metal component includes blanking, punching a hole, takes out tooth and bends etc. wherein bending is one of the important technology of sheet metal component processing, and there are multiple processing methods of bending to the sheet metal component now, wherein including the punching press mould of bending.

Most of the existing dies for stamping forming of sheet metal part backboard bending can not ensure the flatness of the sheet metal part backboard when stamping, and can easily cause the abnormal shape of the finished board surface and even lead to the failure of assembling the display of the finished sheet metal part backboard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an improve mould of stamping forming product plane degree to solve the technical problem that above-mentioned background art mentioned.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a die for improving the planeness of punch forming products comprises a base, an upper die and a lower die, wherein vertical support rods are symmetrically arranged on the left side and the right side of the upper end of the base, cross frames are arranged at the upper ends of the two support rods, a hydraulic cylinder is arranged in the middle of each cross frame, an upper die is connected to the lower end of a telescopic rod of the hydraulic cylinder below each cross frame, a plurality of bending lugs are arranged at the edge of the lower end of each upper die, connecting pieces are symmetrically and fixedly connected to the two sides of the upper end of each upper die, vertical sleeve pipes are fixedly connected to the upper ends of the connecting pieces, the two sleeve pipes are respectively sleeved on the support rods on the left side and the right side, flat pressing plates capable of sliding up and down are arranged on the two support rods, springs are sleeved between the sleeve pipes and the flat pressing plates, through holes are arranged on the flat, the middle part of the upper end of the base is provided with a lower die under the upper die, and the upper end of the lower die is provided with a bending groove corresponding to the bending lug.

The utility model adopts the above a mould for improving stamping forming product plane degree, it is further: flat clamp plate lower extreme edge is provided with a plurality of stoppers, and stopper medial surface and lower mould lateral surface are on the coplanar, stopper lower extreme department sets up to the slope structure, and the domatic and the lower mould side of slope structure are relative.

The utility model adopts the above a mould for improving stamping forming product plane degree, it is further: the upper end part of the spring is fixedly connected with the lower end of the sleeve, and the lower end part of the spring is fixedly connected with the upper end face of the flat pressing plate.

The utility model adopts the above a mould for improving stamping forming product plane degree, it is further: the surface of the hydraulic cylinder body is sleeved with a reinforcing sleeve, and the middle part of the side surface of the reinforcing sleeve is fixedly connected with a transverse frame.

The utility model adopts the above a mould for improving stamping forming product plane degree, it is further: the upper half part of the connecting piece is arranged in a bent shape, and the bending direction is outward bending.

The utility model adopts the above a mould for improving stamping forming product plane degree, it is further: and sliding holes are respectively formed in the two end parts of the flat pressing plate and correspond to the two supporting rods.

The utility model adopts the above a mould for improving stamping forming product plane degree, it is further: the inner side of the sleeve is connected with the outer side surface of the support rod in a sliding manner.

The utility model has the advantages that:

1. the utility model discloses the concora crush board that well set up can be earlier one step concora crush in sheet metal component backplate upper end under the cooperation of sleeve pipe and spring, can guarantee sheet metal component backplate edge like this when being bent, and the main part face can keep very high plane degree, prevents that sheet metal component backplate edge from being in when being bent, and deformation takes place in other positions to the production efficiency of sheet metal component backplate has been improved.

2. The utility model discloses on the bracing piece of both ends cover of the flat clamp plate that well set up is established, can guarantee that it is synchronous with last mould in the vertical direction when removing, and the perforation and the stopper that set up on the flat clamp plate mutually support, can more accurate guide go up mould lower extreme and bend the lug and the recess of bending of lower mould upper end and match to the off-the-shelf quality of product has further been guaranteed.

Drawings

The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and not by way of limitation, wherein:

fig. 1 is a schematic front view of an embodiment of the present invention;

fig. 2 is a schematic view illustrating the stamping process according to an embodiment of the present invention;

fig. 3 is an enlarged schematic view a according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the base, 2, bracing piece, 3, crossbearer, 4, pneumatic cylinder, 5, go up the mould, 501, bend lug, 6, connecting piece, 7, sleeve pipe, 8, flat clamp plate, 801, slide opening, 802, perforation, 8021, fall eight characters column structure, 9, spring, 10, stopper, 101, slope structure, 11, lower mould, 111, the recess of bending.

Detailed Description

Hereinafter, embodiments of the die for improving the flatness of a press-formed product according to the present invention will be described with reference to the accompanying drawings.

The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

Fig. 1-3 show the utility model discloses a mould of improvement stamping forming product plane degree of embodiment, it includes: the device comprises a base 1, an upper die 5 and a lower die 11, wherein vertical support rods 2 are symmetrically arranged on the left side and the right side of the upper end of the base 1, a cross frame 3 is arranged at the upper ends of the two support rods 2, a hydraulic cylinder 4 is arranged in the middle of the cross frame 3, specifically, a reinforcing sleeve is sleeved on the surface of a cylinder body of the hydraulic cylinder 4, the middle of the side surface of the reinforcing sleeve is fixedly connected with the cross frame 3, the upper die 5 is connected to the lower end of a telescopic rod of the hydraulic cylinder 4 below the cross frame 3, a plurality of bending convex blocks 501 are arranged at the edge of the lower end of the upper die 5, connecting pieces 6 are symmetrically and fixedly connected to the two sides of the upper end of the upper die 5, specifically, the upper half of each connecting piece 6 is arranged in a bent shape, the bending direction is outward, a vertical sleeve 7 is fixedly connected to the upper end of each connecting piece 6, the two sleeves, a flat pressing plate 8 capable of sliding up and down is arranged on the two support rods 2 below the upper die 5 and the sleeve 7, specifically, two end parts of the flat pressing plate 8 are respectively provided with a sliding hole 801 corresponding to the two support rods 2, a spring 9 is sleeved on the support rods 2 between the sleeve 7 and the flat pressing plate 8, specifically, the upper end part of the spring 9 is fixedly connected with the lower end part of the sleeve 7, the lower end part of the spring 9 is fixedly connected with the upper end surface of the flat pressing plate 8, a through hole 802 is arranged on the flat pressing plate 8 corresponding to the bending lug 501, specifically, the opening of the upper half part of the through hole 802 is arranged to be an inverted V-shaped structure 8021, the arrangement of the inverted V-shaped structure 8021 can ensure that the lower end part of the bending lug 501 smoothly passes through the through hole 802, the middle part of the upper end of the base 1 is provided with a lower die 11 under the upper die 5, the, and the inner side surface of the limiting block 10 and the outer side surface of the lower die 11 are on the same plane, the lower end of the limiting block 10 is provided with a slope structure 101, and the slope surface of the slope structure 101 is opposite to the side surface of the lower die 11.

The working principle is as follows: the utility model discloses when using, put the sheet metal component backplate earlier in the position that 11 upper ends of lower mould correspond, restart pneumatic cylinder 4, pneumatic cylinder 4 promotes mould 5 downstream, go up mould 5 accurate perpendicular downstream under the cooperation guide of sleeve pipe 7 and bracing piece 2, and go up the concora crush board 8 of mould 5 below synchronous downstream under the promotion of sleeve pipe 7 lower

extreme spring

9, 8 one step concora crush of in-process concora crush board 8 that move down is in sheet metal component backplate upper end, it continues downstream to go up mould 5, the lug 501 of bending until its lower extreme passes perforation 802 on the concora crush board 8 and to closing with the recess 111 of bending on the 11 lower mould, thereby the realization is bent to the punching press of sheet metal component backplate.

To sum up, the flat pressing plate 8 arranged in the utility model can be firstly pressed on the upper end of the sheet metal part backboard in one step under the matching of the sleeve 7 and the spring 9, so that the edge of the sheet metal part backboard can be ensured to be bent, and the main body board surface can keep high flatness, and other parts are prevented from deforming when the edge of the sheet metal part backboard is bent, thereby improving the production efficiency of the sheet metal part backboard; the utility model discloses the two end cover of the flat clamp plate 8 that well set up is established on the bracing piece 2 of both sides, can guarantee that it is synchronous with last mould 5 in the vertical direction when removing, and the perforation 802 and the stopper 10 that set up on the flat clamp plate 8 mutually support, and the guide that can be more accurate goes up mould 5 lower extreme and bends lug 501 and the recess 111 of bending of 11 upper ends of lower mould and coincide to the off-the-shelf quality of product has further been guaranteed.

The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the invention to achieve the aim of the invention.

Claims

1. The utility model provides an improve mould of stamping forming product plane degree which characterized in that includes: the device comprises a base (1), an upper die (5) and a lower die (11), wherein vertical support rods (2) are symmetrically arranged on the left side and the right side of the upper end of the base (1), a cross frame (3) is arranged on the upper ends of the two support rods (2), a hydraulic cylinder (4) is arranged in the middle of the cross frame (3), the lower end of a telescopic rod of the hydraulic cylinder (4) is connected with the upper die (5) below the cross frame (3), a plurality of bending convex blocks (501) are arranged on the lower end edge of the upper die (5), connecting pieces (6) are symmetrically and fixedly connected with the upper end of the upper die (5), vertical sleeves (7) are fixedly connected with the upper end of each connecting piece (6), the two sleeves (7) are respectively sleeved on the support rods (2) on the left side and the right side, and flat pressing plates (8) capable of sliding up and down, the supporting rod (2) is sleeved with a spring (9) between the sleeve (7) and the flat pressing plate (8), a perforation (802) is arranged on the flat pressing plate (8) corresponding to the bending lug (501), specifically, an opening of the upper half of the perforation (802) is arranged to be of a reversed splayed structure (8021), the middle part of the upper end of the base (1) is provided with a lower die (11) under the upper die (5), and the upper end of the lower die (11) is provided with a bending groove (111) corresponding to the bending lug (501).

2. The die for improving the flatness of punch forming products according to claim 1, wherein a plurality of limiting blocks (10) are arranged at the lower end edge of the flat pressing plate (8), the inner side faces of the limiting blocks (10) and the outer side faces of the lower die (11) are on the same plane, a slope structure (101) is arranged at the lower end of each limiting block (10), and the slope face of each slope structure (101) is opposite to the side face of the lower die (11).

3. The die for improving the flatness of the punch forming product is characterized in that the upper end part of the spring (9) is fixedly connected with the lower end of the sleeve (7), and the lower end part of the spring (9) is fixedly connected with the upper end surface of the flat pressing plate (8).

4. The die for improving the flatness of the punch forming product according to the claim 1, characterized in that the surface of the cylinder body of the hydraulic cylinder (4) is sleeved with a reinforcing sleeve, and the middle part of the side surface of the reinforcing sleeve is fixedly connected with the cross frame (3).

5. The die for improving the flatness of the punch forming product according to claim 1, wherein the upper half portion of the connecting member (6) is curved and the curved direction is outward.

6. The die for improving the flatness of the punch forming product according to claim 1, wherein the two ends of the flat pressing plate (8) are respectively provided with a sliding hole (801) corresponding to the two support rods (2).

7. The die for improving the flatness of the punch forming product is characterized in that the inner side of the sleeve (7) is slidably connected with the outer side surface of the supporting rod (2).