CN217492405U

CN217492405U - U-shaped support forming device

Info

Publication number: CN217492405U
Application number: CN202221471276.4U
Authority: CN
Inventors: 林虎挺; 袁钊; 孙吉
Original assignee: Cixi Purui Metal Products Co ltd
Current assignee: Cixi Purui Metal Products Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-09-27
Anticipated expiration: 2032-06-13

Abstract

A U-shaped bracket forming device comprises a lower die arranged in the middle of a workbench, a side flanging die movably arranged at the lower part of the workbench, a pressing block arranged above the lower die, and upper dies symmetrically arranged at two sides of the pressing block, wherein the upper part of the pressing block is connected with an air spring; the lower die is of a door-shaped structure and is arranged in a straddling manner along the front and back directions of the workbench, a containing cavity is formed at the joint of the lower die and the workbench, side flanging dies are symmetrically installed in the containing cavity in the left and right directions, a pushing block is installed between the side flanging dies, an inclined plane I is symmetrically formed on the upper portion of the pushing block, the inclined plane I is machined on one side, opposite to the side flanging dies, of the side flanging dies and matched with the inclined plane I, and the bottom of the pushing block is connected with a jacking cylinder; a workpiece is placed on the lower die and is compressed and positioned through a pressing block, the upper die and the lower die are bent after being matched to form a lower flanging, and the side flanging die and the upper die are bent after being matched to form a side flanging; the device can complete the two flanging processes of the workpiece at one time, does not need repeated positioning, and has high working efficiency and improved precision.

Description

U-shaped support forming device

Technical Field

The utility model relates to a U type support forming device.

Background

With the development of economy, the liquid crystal display television enters every family, and the liquid crystal display television is hung on a wall through a wall-mounted support in the hanging process, wherein the wall-mounted support is formed by assembling a plurality of components.

As shown in fig. 7 and 8, the workpiece is also one component of the wall-mounted bracket, and needs to be bent and flanged twice after the initial punching, and the existing punching process basically adopts a step-by-step forming mode, so that the punching efficiency is not high, and the precision of the punched product is affected.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists in the above-mentioned problem, the utility model provides a U type support forming device.

In order to achieve the purpose, the utility model provides a U-shaped support forming device, which comprises a lower die arranged in the middle of a workbench, a side flanging die movably arranged at the lower part of the workbench, a pressing block arranged above the lower die, and upper dies symmetrically arranged at two sides of the pressing block, wherein the upper part of the pressing block is connected with an air spring, and the upper die and the air spring are both arranged on a punching part;

the lower die is of a door-shaped structure and is arranged in a straddling mode along the front-back direction of the workbench, a containing cavity is formed at the joint of the lower die and the workbench, the side flanging dies are symmetrically installed in the containing cavity in the left-right direction, a pushing block is installed between the side flanging dies, the cross section of the pushing block is triangular, an inclined plane I is symmetrically formed at the upper part of the pushing block, an inclined plane is machined on one opposite side of each side flanging die and matched with the inclined plane I, and a jacking cylinder is connected to the bottom of the pushing block;

the workpiece is placed on the lower die and is compressed and positioned through the pressing block, the upper die and the lower die are bent after being matched to form a lower flanging, and the side flanging die and the upper die are bent after being matched to form a side flanging.

As a further improvement, the side flanging dies pass through the dovetail groove structure on the upper portion and are connected with the lower die in a sliding manner.

As the utility model discloses the further improvement, one side that the side turn-ups mould carried on the back mutually is equipped with the guide bar, the cover is equipped with the compression spring on the guide bar, bilateral symmetry installs the stopper on the workstation, the guide bar tip passes the stopper, corresponding processing has the guiding hole on the stopper.

As the utility model discloses further improve, the jacking cylinder install in the workstation bottom, the jar pole tip of jacking cylinder passes connect behind the workstation top ejector pad.

As the utility model discloses further improve, the briquetting lower part be equipped with spacing portion with the side groove shape of work piece matches, form the pressfitting groove between the spacing portion, the degree of depth in pressfitting groove is less than the thickness of work piece, the groove is dodged in the processing of pressfitting groove both sides, go up the mould by dodge the groove and pass.

As a further improvement of the utility model, the lower part of the upper die is provided with a limiting rod.

The utility model has the advantages that:

the device can once only accomplish the two turn-ups processes of work piece, forms turn-ups down through lower mould and last mould to set up the down height of mould in the control of last mould lower part, drive the side flanging mould side by the ejector pad afterwards and move, mould formation side turn-ups in the side turn-ups mould cooperation, the side turn-ups mould utilizes the compression spring to reset at last, overall structure is simple, need not the repeated positioning, and work is high-efficient, improves the turn-ups precision.

Drawings

Fig. 1 is a front view of a U-shaped bracket forming device of the present invention;

FIG. 2 is a view taken along the line A in FIG. 1;

FIG. 3 is a view taken along the line B in FIG. 1;

FIG. 4 is a side view of the pressing block 9;

fig. 5 is a schematic working diagram i of a U-shaped bracket forming device of the present invention;

fig. 6 is a schematic working diagram ii of a U-shaped bracket forming device of the present invention;

FIG. 7 is a block diagram of the workpiece 8 before forming;

fig. 8 is a perspective view of the workpiece 8 after forming.

In the figure: 1. a work table; 2. a lower die; 21. an accommodating cavity; 3. side flanging dies; 31. a guide bar; 32. A bevel; 4. pushing the pushing block; 41. an inclined plane I; 5. jacking a cylinder; 6. pressing a spring; 7. a limiting block; 71. A guide hole; 8. a workpiece; 81. a side groove; 82. downward flanging; 83. side flanging; 9. pressing into blocks; 91. a limiting part; 92. a pressing groove; 93. an avoidance groove; 10. a gas spring; 11. an upper die; 111. a limiting rod; 12. and a stamping part.

Detailed Description

As shown in fig. 1, the U-shaped support forming device of the present invention comprises a lower die 2 disposed in the middle of a worktable 1, a side flanging die 3 movably mounted on the lower portion of the worktable 1, a pressing block 9 disposed above the lower die 2, and upper dies 11 symmetrically disposed on both sides of the pressing block 9, wherein the upper portion of the pressing block 9 is connected with a gas spring 10, both the upper dies 11 and the gas spring 10 are mounted on a punching part 12, and the lower portion of the upper dies 11 is provided with a limiting rod 111;

the lower die 2 is of a door-shaped structure and is arranged in a straddling manner along the front-back direction of the workbench 1, a containing cavity 21 (see figure 2) is formed at the joint of the lower die 2 and the workbench 1, side flanging dies 3 are symmetrically installed in the containing cavity 21 in the left-right direction, the upper parts of the side flanging dies 3 are connected with the lower die 2 in a sliding manner through dovetail groove structures, a pushing block 4 is installed between the side flanging dies 3, the cross section of the pushing block 4 is triangular, inclined planes I41 are symmetrically formed on the upper parts of the pushing block 4, inclined planes 32 are machined on the opposite sides of the side flanging dies 3 and matched with the inclined planes I41, the bottom of the pushing block 4 is connected with a jacking cylinder 5, the jacking cylinder 5 is installed at the bottom of the workbench 1, the end part of a cylinder rod of the jacking cylinder 5 penetrates through the workbench 1 and is connected with the pushing block 4, a guide rod 31 is arranged on one side opposite to the side flanging dies 3, a pressure spring 6 is sleeved on the guide rod 31, and limiting blocks 7 are symmetrically installed on the workbench 1 in the left-right direction, the end part of the guide rod 31 penetrates through the limiting block 7, and a guide hole 71 is correspondingly processed on the limiting block 7;

the lower part of the pressing block 9 is provided with a limiting part 91 matched with the side groove 81 of the workpiece 8 in shape, a pressing groove 92 is formed between the limiting parts 91, the depth of the pressing groove 92 is smaller than the thickness of the workpiece 8, avoidance grooves 93 are processed on two sides of the pressing groove 92, and the upper die 11 penetrates through the avoidance grooves 93 (see fig. 3 and 4);

the workpiece 8 is placed on the lower die 2 and is pressed and positioned through the pressing block 9, the upper die 11 and the lower die 2 are matched and then bent to form a lower flanging 82, and the side flanging die 3 and the upper die 11 are matched and then bent to form a side flanging 83.

When in specific use, the utility model is described with the attached drawings for the convenience of understanding;

when the stamping device works, a workpiece is placed on the lower die, the stamping part drives the air spring and the upper die to integrally move downwards, the press block is firstly contacted with the workpiece, the limiting parts at the lower part of the press block extend into the side grooves at two sides of the workpiece, the air spring is elastically compressed along with the continuous downward movement of the stamping part, and the support is tightly pressed on the lower die by the press block; the upper die penetrates through the avoidance grooves on the two sides of the pressing block and then contacts with the workpiece, and then the upper die is matched with the lower die to fold the two sides of the workpiece downwards to form a downward flanging until the limiting rod on the lower portion of the upper die contacts with the workbench (see fig. 5); the jacking cylinder works, the cylinder rod drives the jacking block to move upwards, the jacking block simultaneously forms an upward inclined thrust force for the two side flanging dies, the upper parts of the side flanging dies are connected with the lower die in a sliding manner, the lower die forms an upper limit position for the side flanging dies, the side flanging dies can only move towards two sides after being stressed, the side flanging dies are matched with the upper die to bend a workpiece to form side flanging (see figure 6), and a compression spring on a guide rod outside the side flanging dies correspondingly forms elastic compression; after the machining is finished, all the components reset, the side flanging dies also reset under the action of the elastic restoring force of the pressing springs, and the workpiece is taken out.

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 U type support forming device which characterized in that: the device comprises a lower die (2) arranged in the middle of a workbench (1), a side flanging die (3) movably arranged at the lower part of the workbench (1), a pressing block (9) arranged above the lower die (2), and upper dies (11) symmetrically arranged at two sides of the pressing block (9), wherein the upper part of the pressing block (9) is connected with an air spring (10), and the upper dies (11) and the air spring (10) are both arranged on a stamping part (12);

the lower die (2) is of a door-shaped structure and is arranged in a straddling mode along the front-back direction of the workbench (1), a containing cavity (21) is formed at the joint of the lower die (2) and the workbench (1), the side flanging dies (3) are symmetrically installed in the containing cavity (21) from left to right, a pushing block (4) is installed between the side flanging dies (3), the cross section of the pushing block (4) is triangular, an inclined plane I (41) is symmetrically formed on the upper portion of the pushing block (4), an inclined plane (32) machined on one opposite side of each side flanging die (3) is matched with the inclined plane I (41), and the bottom of the pushing block (4) is connected with a jacking cylinder (5);

the workpiece (8) is placed on the lower die (2) and is pressed and positioned through the pressing block (9), the upper die (11) and the lower die (2) are assembled and then bent to form a lower flanging (82), and the side flanging die (3) and the upper die (11) are assembled and then bent to form a side flanging (83).

2. A U-shaped bracket forming device according to claim 1, characterized in that: the upper part of the side flanging die (3) is in sliding connection with the lower die (2) through a dovetail groove structure.

3. A U-shaped bracket forming device according to claim 1, characterized in that: one side that side flanging dies (3) carried on the back mutually is equipped with guide bar (31), pressure spring (6) are equipped with to the cover on guide bar (31), stopper (7) are installed to bilateral symmetry on workstation (1), guide bar (31) tip passes stopper (7), corresponding processing has guiding hole (71) on stopper (7).

4. A U-shaped bracket forming device according to claim 1, characterized in that: the jacking cylinder (5) is installed at the bottom of the workbench (1), and the end part of a cylinder rod of the jacking cylinder (5) penetrates through the workbench (1) and then is connected with the jacking block (4).

5. A U-shaped bracket forming device according to claim 1, characterized in that: briquetting (9) lower part be equipped with spacing portion (91) with side recess (81) shape matching of work piece (8), form pressfitting groove (92) between spacing portion (91), the degree of depth that pressfitting groove (92) is less than the thickness of work piece (8), processing in pressfitting groove (92) both sides dodges groove (93), go up mould (11) by dodge groove (93) and pass.

6. A U-shaped bracket forming device according to claim 1, characterized in that: and a limiting rod (111) is arranged at the lower part of the upper die (11).