CN219112694U

CN219112694U - Die for solving four-side scratch in backlight metal piece forming process

Info

Publication number: CN219112694U
Application number: CN202223301736.1U
Authority: CN
Inventors: 贺求军
Original assignee: Xingyuan Electronic Technology Shenzhen Co Ltd
Current assignee: Xingyuan Electronic Technology Shenzhen Co Ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-06-02
Anticipated expiration: 2032-12-07

Abstract

The utility model relates to the technical field of molding, and discloses a die for solving four-side scratch in the molding process of a backlight metal piece, which comprises a lower die, wherein an upper die is arranged on the upper side of the lower die, and a forming die is sleeved on the upper die in a sliding manner; the top die mechanism is arranged in the lower die, and one side of the top die mechanism is connected and communicated with a communicating pipe; the filter cavity is arranged in the lower die, one side of the filter cavity is connected with the communicating pipe, the top of the filter cavity is communicated with the communicating pipe, the top end of the communicating pipe is communicated with the reflux cavity, and the top end of the reflux cavity is communicated with the reflux channel; the high-pressure channel is positioned in the lower die, one end of the high-pressure channel is communicated with the flow distribution cavity, and one side of the flow distribution cavity is communicated with the high-pressure holes.

Description

Die for solving four-side scratch in backlight metal piece forming process

Technical Field

The utility model relates to the technical field of molding, in particular to a mold for solving four-side scratch in the molding process of a backlight metal piece.

Background

The metal material produces friction with the die cavity when bending and forming for raw material surface coating drops, plays the destructive effect to the outward appearance of product, and the metal powder that the friction produced falls in the mould simultaneously and causes the product impression bad easily, and the surface scratch part of product always exposes and can produce oxidation problem outward, and backlight metal spare belongs to accurate part, and the tolerance only has 2-3 silk, so the mould is when the design, and upper and lower mould closed gap design is very little, often just is the thickness of material, in order to protect the product surface from scratch damage, need cover one deck protection film punching press on the raw and other materials, perhaps add lubricating oil production in the mould, need increase relevant cost and personnel to handle the protection film and clear oil's problem like this.

Disclosure of Invention

In order to solve the technical problem of corner damage, the utility model provides a die for solving four-side scratch in the molding process of a backlight metal piece.

The utility model is realized by adopting the following technical scheme: a mold for solving four-sided scratches in a molding process of a backlight metal piece, comprising:

the upper side of the lower die is provided with an upper die, and a forming die is sleeved on the upper die in a sliding manner; the top die mechanism is arranged in the lower die, and one side of the top die mechanism is connected and communicated with a communicating pipe; the filter cavity is arranged in the lower die, one side of the filter cavity is connected with the communicating pipe, the top of the filter cavity is communicated with the communicating pipe, the top end of the communicating pipe is communicated with the reflux cavity, and the top end of the reflux cavity is communicated with the reflux channel; the high-pressure channel is positioned in the lower die, one end of the high-pressure channel is communicated with a flow distribution cavity, one side of the flow distribution cavity is communicated with a plurality of high-pressure holes, and one end of the high-pressure holes is communicated with the inner cavity of the lower die; and the recovery pipe is communicated with the reflux cavity.

As a further improvement of the above, the top mold mechanism includes: the auxiliary cavity is arranged in the lower die, a plurality of first springs are fixedly connected in the auxiliary cavity, and the top ends of the first springs are fixedly connected with a sealing plate which is sleeved with the cavity wall of the auxiliary cavity in a sliding manner; the liquid leakage groove is arranged on the lower die and is communicated with the auxiliary cavity, a jacking frame fixedly connected with the sealing plate is arranged in the liquid leakage groove, and a plurality of force homogenizing rods are fixedly connected to the jacking frame.

As a further improvement of the scheme, the upper side of the auxiliary cavity is connected with a backflow channel, the lower side of the auxiliary cavity is connected with a cleaning channel, and the cross section of the jacking frame adopts a T-shaped structure.

As a further improvement of the scheme, the lower die is provided with a connecting groove, one end of the recovery pipe is positioned in the connecting groove, and the communicating pipe is connected with a valve.

As a further improvement of the scheme, the outer wall of the forming die is fixedly connected with a plurality of guide blocks, the lower side of each guide block is fixedly connected with a second spring, and the upper die is provided with a guide groove for the guide blocks to move.

As a further improvement of the scheme, a plurality of butt joint blocks are fixedly connected to the top die, and butt joint grooves matched with the butt joint blocks are formed in the lower die.

As a further improvement of the scheme, a plurality of positioning holes are formed in the lower die, and a plurality of threaded holes are formed in the lower die.

As a further improvement of the scheme, an edge groove is formed in the bottom of the upper die, and a chamfer is formed in a cavity of the lower die.

Compared with the prior art, the utility model has the beneficial effects that:

1. through mutually supporting between a plurality of devices, can be stable carry out the punching press, simultaneously in the course of the work, can form one deck water film, reduce the device in the punching press in-process friction with the mould, can wash away the metal piece that probably appears simultaneously along with rivers, realize stable punching press needs.

2. Through a plurality of location, can realize the stable location of device, guarantee the stability of precision, conveniently take off the material, the going on of convenient work.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic front cross-sectional view of the present utility model;

FIG. 3 is a schematic top view of a top mold;

fig. 4 is a schematic top view of the bottom mold.

Main symbol description:

1. a lower die; 2. an upper die; 3. a guide block; 4. forming a mold; 5. a connecting groove; 6. a filter chamber; 7. a communicating pipe; 8. an auxiliary chamber; 9. a first spring; 10. cleaning the road; 11. a first spring; 12. a high pressure path; 13. a high pressure path; 15. a high pressure orifice; 16. a liquid leakage groove; 17. a jack-up frame; 18. a second spring; 19. a reflow chamber; 20. a recovery pipe; 21. a guide channel; 22. a butt joint block; 23. positioning holes; 24. a threaded hole; 25. a butt joint groove; 26. a force homogenizing rod; 27. chamfering.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

Examples:

referring to fig. 1 to 4, an implementation principle of a mold for solving four-side scratch in a molding process of a backlight metal piece in an embodiment of the present application is as follows:

a mold for solving four-sided scratches in a molding process of a backlight metal piece, comprising:

the lower mould 1, its upside is provided with upper mould 2, the slip cap is equipped with moulded die 4 on the upper mould 2, cooperation between lower mould 1 and the upper mould 2 realizes the needs of punching press, moulded die 4 carries out the power source that the shaping was strikeed, top mould mechanism, it sets up in lower mould 1, its one side is connected and is linked together and is had communicating pipe 7, the need that top mould mechanism was carried out the drawing of patterns to top mould mechanism communicates with the external world, filter chamber 6, it sets up in lower mould 1, one side links to each other with communicating pipe 7, its top intercommunication has guide channel 21, and the top intercommunication of guide channel 21 has backward flow chamber 19, and the top intercommunication of backward flow chamber 19 has the backward flow passageway, through the backward flow passageway, with inside liquid enter into filter chamber 6 through backward flow chamber 19, then get into to top mould mechanism through communicating pipe 7 as required, high pressure channel 13, it is located lower mould 1, and its one end intercommunication has branch flow chamber 12, one side intercommunication of branch flow chamber 12 has a plurality of high pressure holes 15, the one end of high pressure hole 15 is linked together with the inner chamber of lower mould 1, high pressure channel 13 is linked together with communicating pipe, it is connected with high pressure pipe 20, realize that high pressure liquid is supplied with high pressure pipe 20, it is connected with the high pressure pipe is necessary to carry out the recovery pipe, it is recovered to carry out the pipe is connected with the high pressure pipe.

The top die mechanism includes:

the auxiliary cavity 8 is arranged in the lower die 1, a plurality of first springs 9 are fixedly connected to the inside of the auxiliary cavity 8, a sealing plate 11 sleeved with the cavity wall of the auxiliary cavity 8 in a sliding mode is fixedly connected to the top end of each first spring 9, the auxiliary cavity 8 guarantees movement of the sealing plate 11, meanwhile, necessary rebound work is conducted through the first springs 9, a liquid leakage groove 16 is formed in the lower die 1 and is communicated with the auxiliary cavity 8, an jacking frame 17 fixedly connected with the sealing plate 11 is arranged in the auxiliary cavity, a plurality of force homogenizing rods 26 are fixedly connected to the jacking frame 17, and when the jacking frame 17 moves to the outside, liquid in the bottom die 1 enters the auxiliary cavity 8 through the liquid leakage groove 16 and flows out to wait for next work.

The upside of auxiliary chamber 8 is connected with the backward flow way, and the downside of auxiliary chamber 8 is connected with clearance way 10, and the cross section of jack-up frame 17 adopts T shape structure, and the backward flow way is all derived liquid with clearing up 10, realizes washing and circulation, guarantees subsequent work.

The lower die 1 is provided with a connecting groove 5, one end of the recovery pipe 20 is positioned in the connecting groove 5, the communicating pipe 7 is connected with a valve, the connecting groove 5 is convenient for connecting the recovery pipe 20, and the valve is controlled as necessary.

The outer wall fixedly connected with a plurality of guide blocks 3 of moulded die 4, the downside fixedly connected with second spring 18 of guide block 3 is provided with the guide way that is used for guide block 3 to remove on the last mould 2, and guide block 3 carries out necessary direction steady operation, and spring 18 carries out certain buffering, reduces the impact of suddenly overweight.

The top die 1 is fixedly connected with a plurality of butt joint blocks 22, the lower die 2 is provided with a butt joint groove 25 matched with the butt joint blocks 22, and the top die 1 is matched with the butt joint groove 25 through the butt joint blocks 22 to realize stable matching.

The lower die 1 is provided with a plurality of positioning holes 23, the lower die 1 is provided with a plurality of threaded holes 24, and the positioning holes 23 and the threaded holes are used for positioning the lower die as required.

The bottom of the upper die 1 is provided with an edge groove, the cavity of the lower die 2 is provided with a chamfer 27, and the chamfer 27 reduces unnecessary impact and abrasion.

When the device to be stamped is placed in the lower die 1, then low-pressure water flow is introduced into the lower die 13, water enters the auxiliary cavity 8 through the liquid leakage groove 16 and flows out, the upper die 2 descends at the moment and contacts the lower die 1, the device is limited, liquid in the high-pressure channel 13 enters the reflux cavity 19 through the reflux channel and overflows through the recovery pipe 20, the forming die 4 continuously descends and further extrudes onto the device, then extrusion forming is carried out, in the extrusion process, the high-pressure water forms an extremely tiny water film between the lower die 1 and the device, friction between the lower die 1 and the device is avoided, lubrication is carried out at the same time, protection is achieved, after stamping is completed, the upper die 2 does not move out of the outer side of the device, top demolding is achieved, then 2 moves, the first spring 9 enables the jack-up frame 17 to be ejected, the force homogenizing rod 26 to move, meanwhile, the demolding is achieved through the effect of the high-pressure water, the water enters the auxiliary cavity 8 through the liquid leakage groove 16 after demolding, flow is continued, and the working requirements are achieved, and the working requirements and the functions of the liquid and other requirements are met.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. A mold for solving four-sided scratches in a molding process of a backlight metal piece, comprising:

the upper side of the lower die is provided with an upper die, and a forming die is sleeved on the upper die in a sliding manner;

the top die mechanism is arranged in the lower die, and one side of the top die mechanism is connected and communicated with a communicating pipe;

the filter cavity is arranged in the lower die, one side of the filter cavity is connected with the communicating pipe, the top of the filter cavity is communicated with the communicating pipe, the top end of the communicating pipe is communicated with the reflux cavity, and the top end of the reflux cavity is communicated with the reflux channel;

the high-pressure channel is positioned in the lower die, one end of the high-pressure channel is communicated with a flow distribution cavity, one side of the flow distribution cavity is communicated with a plurality of high-pressure holes, and one end of the high-pressure holes is communicated with the inner cavity of the lower die;

and the recovery pipe is communicated with the reflux cavity.

2. A mold for solving the problem of four-sided scratches during molding of a backlight metal piece as set forth in claim 1, wherein said top mold mechanism comprises:

the auxiliary cavity is arranged in the lower die, a plurality of first springs are fixedly connected in the auxiliary cavity, and the top ends of the first springs are fixedly connected with a sealing plate which is sleeved with the cavity wall of the auxiliary cavity in a sliding manner;

the liquid leakage groove is arranged on the lower die and is communicated with the auxiliary cavity, a jacking frame fixedly connected with the sealing plate is arranged in the liquid leakage groove, and a plurality of force homogenizing rods are fixedly connected to the jacking frame.

3. The mold for solving four-side scratch in the molding process of the backlight metal piece according to claim 2, wherein the upper side of the auxiliary cavity is connected with a backflow channel, the lower side of the auxiliary cavity is connected with a cleaning channel, and the cross section of the jacking frame adopts a T-shaped structure.

4. The mold for solving the problem of four-sided scratch in the molding process of a backlight metal piece according to claim 1, wherein the lower mold is provided with a connecting groove, one end of the recovery pipe is positioned in the connecting groove, and the communicating pipe is connected with a valve.

5. The mold for solving the problem of four-sided scratch in the molding process of the backlight metal piece according to claim 1, wherein the outer wall of the molding die is fixedly connected with a plurality of guide blocks, the lower side of the guide blocks is fixedly connected with a second spring, and the upper die is provided with a guide groove for moving the guide blocks.

6. The mold for solving the problem of four-sided scratch in the molding process of the backlight metal piece as set forth in claim 1, wherein a plurality of butt joint blocks are fixedly connected to the top mold, and a butt joint groove matched with the butt joint blocks is provided on the bottom mold.

7. A mold for solving the problem of four-sided scratches during the molding of a backlight metal piece as set forth in claim 1, wherein a plurality of positioning holes are provided in the lower mold, and a plurality of screw holes are provided in the lower mold.

8. A mold for solving the problem of four-sided scratch in the molding process of a backlight metal piece as set forth in claim 1, wherein the bottom of the upper mold is provided with an edge groove, and the cavity of the lower mold is provided with a chamfer.