CN216779987U

CN216779987U - Cell-phone medium plate die cutting jig and equipment

Info

Publication number: CN216779987U
Application number: CN202220304908.1U
Authority: CN
Inventors: 赵江涛; 崔胜闯; 顾闯; 范良国
Original assignee: Rishan Computer Accessories Jiashan Co Ltd
Current assignee: Rishan Computer Accessories Jiashan Co Ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-06-21
Anticipated expiration: 2032-02-14

Abstract

The utility model provides a mobile phone middle plate die cutting jig and equipment, which comprise a movable template and a fixed die plate which are matched up and down, and also comprise a plurality of inserts, wherein the inserts are embedded into the top surface of the fixed die plate and internally provided with a cavity; a plurality of lower cutting knives which extend upwards from the periphery of the cavity; the pressing plate is movably connected below the movable template through a plurality of springs; and the upper cutting knives penetrate through the pressing plate downwards from the movable mould plate and correspond to the periphery of the cavity. The utility model has the following beneficial effects: 1. the product is ensured to have no curling edge and burr, and the quality of the finished product is improved. 2. The mould adopts the automatic resilience mode to accomplish the technology of making a round trip to turn over and roll over, reaches simple smooth turn over and roll over process, avoids numerous and complicated turn over and roll over structure and step, raises the efficiency, realizes cutting the product medium plate at a high speed. 3. The whole structure is simple, the film combination guide is stable, and the alignment accuracy is ensured; spacing height is accurate, can ensure die-cut completely, can avoid the excessive damage product of stroke again.

Description

Cell-phone medium plate die cutting jig and equipment

Technical Field

The utility model belongs to the technical field of 3C electronic industry, and relates to a processing tool for a center plate of a mobile phone outer frame, in particular to a mobile phone middle plate die-cutting jig and equipment.

Background

In the mobile phone outer frame assembling process, a punching process of an intermediate metal iron sheet is provided. In the punching process, the product is ensured not only to be punched smoothly but also to have no turned edge in appearance, and the product is ensured not to be damaged in the punching process.

In the existing punching operation, the punching efficiency of single-piece products is too slow. The punching process is easy to move, the product and the die can be dislocated to influence the punching effect, the manual processing at the later stage occupies a large amount of time, the whole production efficiency is reduced, the size and the shape of the manually processed product are often not accurate enough, and the defective rate is increased. In addition, the existing punching technology causes unsmooth punching edge of the product, and is easy to cause edge curling or burrs, thereby seriously reducing the product quality. At present, the reverse folding and flattening adopt two modes, one mode is an upward pressing mode, the other mode is a side pressing mode, the upward pressing mode comprises four steps of material distribution, arc folding, 90-degree folding and flattening, and the side pressing mode comprises three steps of material distribution, 90-degree folding and side pressing and flattening.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, and provides a mobile phone middle plate die-cutting jig and mobile phone middle plate die-cutting equipment which adopt a springback design and realize a back-and-forth bending process, so that the structure is simplified, and the effect is good.

The purpose of the utility model can be realized by the following technical scheme: a die-cutting die jig for a middle plate of a mobile phone comprises a movable die plate and a fixed die plate which are vertically matched, and further comprises a plurality of inserts, wherein the inserts are embedded into the top surface of the fixed die plate and provided with a cavity inside;

the lower cutting knives extend upwards from the periphery of the cavity;

the pressing plate is movably connected below the movable template through a plurality of springs;

and the upper cutting knives penetrate through the pressure plate downwards from the movable mould plate and correspond to the periphery of the cavity.

In the above-mentioned die-cutting jig for the middle plate of the mobile phone, the bottom surface of the pressing plate is provided with a downward convex shaped block, the shaped block is matched with the shape of the cavity, a plurality of notches are formed in the periphery of the shaped block, and a plurality of upper cutting knives correspondingly extend out of the notches one by one.

In the above-mentioned cell-phone medium plate die cutting die tool, the top of movable mould board links firmly upper fixed plate through a plurality of screws.

In the mobile phone middle plate die cutting jig, the top surface of the movable template is fixedly attached with the cutter plate, and the upper cutting knives are fixed on the bottom surface of the cutter plate and downwards and fixedly penetrate through the movable template.

In foretell cell-phone medium plate die-cutting jig, a plurality of guide posts are established to the downward perpendicular of upper fixed plate bottom surface, the guide post is downwards in proper order firmly worn the cutter board the movable mould board, a plurality of the bottom of guide post is the slip cup joint the clamp plate, the spring cup joints the guide post periphery is located the movable mould board with between the clamp plate.

In the above-mentioned cell-phone medium plate die-cutting jig, the bottom of the die fixing plate is fixedly connected with the lower fixing plate through a plurality of screws.

In the above die-cutting jig for the middle plate of the mobile phone, at least one upper limiting column is erected downwards on the bottom surface of the upper fixing plate, at least one lower limiting column is erected upwards on the top surface of the lower fixing plate, and the upper limiting column and the lower limiting column are arranged in an up-down opposite manner.

In the mobile phone middle plate die-cutting jig, the bottom surface of the upper fixing plate is vertically provided with a plurality of guide shafts downwards, the top surface of the lower fixing plate is upwards provided with a plurality of guide cylinders, and the guide shafts correspondingly extend into the guide cylinders one by one to form guide sliding connection.

In the above-mentioned cell-phone medium plate die cutting jig, the bottom surface of an upper fixed plate sets firmly a plurality of axle sleeves, the guide shaft top penetrates the axle sleeve and forms and links firmly.

A punching device for a middle plate of a mobile phone comprises any one of the punching die jig for the middle plate of the mobile phone.

Compared with the prior art, this cell-phone medium plate die cutting jig and equipment have following beneficial effect:

1. the product is ensured to have no turned edge and burr, and the quality of the finished product is improved.

2. The mould adopts the process of the automatic resilience mode to complete the back and forth turning, achieves the simple and smooth turning process, avoids complex turning structure and steps, improves the efficiency, and realizes cutting the product medium plate at high speed.

3. The whole structure is simple, the film combination guide is stable, and the alignment accuracy is ensured; spacing height is accurate, can ensure die-cut completely, can avoid the excessive damage product of stroke again.

Drawings

Fig. 1 is a three-dimensional structure diagram of the plate die-cutting jig for a mobile phone.

Fig. 2 is a three-dimensional structure diagram of an upper die in the mobile phone middle plate die-cutting jig.

Fig. 3 is a three-dimensional structure diagram of a lower die in the mobile phone middle plate die-cutting jig.

In the figure, 1, an upper fixing plate; 2. a cutter plate; 3. moving the template; 4. an upper cutting knife; 5. a guide post; 6. a spring; 7. pressing a plate; 8. an upper limiting column; 9. a shaft sleeve; 10. a guide shaft; 11. fixing a mold plate; 12. an insert; 13. a lower cutting knife; 14. a lower restraint post; 15. a guide cylinder; 16. and a lower fixing plate.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 to 3, the mobile phone middle plate punching die jig comprises a movable die plate 3 and a fixed die plate 11 which are vertically matched, and further comprises a plurality of inserts 12 which are embedded into the top surface of the fixed die plate 11 and are internally provided with a die cavity; in particular, four inserts 12 are used, thereby providing four cavities, and the punching operation of four products can be completed at one time.

A plurality of lower cutting knives 13 extending upwards from the periphery of the cavity;

the pressing plate 7 is movably connected below the movable template 3 through a plurality of springs 6;

a plurality of upper cutting knives 4 penetrate through the pressing plate 7 from the movable mould plate 3 downwards and correspond to the periphery of the mould cavity. The die cutting of the product outline edge is completed through the matching of the upper cutting knife 4 and the lower cutting knife 13.

The bottom surface of the pressing plate 7 is provided with a downward convex molding block, the molding block is matched with the shape of the cavity, a plurality of notches are formed in the periphery of the molding block, and a plurality of upper cutting knives 4 correspondingly extend out of the notches one by one. When the die is closed, the lower convex die block is embedded into the die cavity to press the product.

The upper part of the movable template 3 is fixedly connected with the upper fixing plate 1 through a plurality of screws.

Four guide posts 5 are erected downwards on the bottom surface of the upper fixed plate 1, the bottom ends of the four guide posts 5 are slidably sleeved with a pressing plate 7, and a spring 6 is sleeved on the periphery of the guide posts 5 and is positioned between the movable template 3 and the pressing plate 7. The spring 6 is used for realizing the elastic distance change between the movable template 3 and the pressure plate 7.

The bottom of the fixed die plate 11 is fixedly connected with a lower fixing plate 16 through a plurality of screws.

Two upper limiting columns 8 are vertically erected downwards on the bottom surface of the upper fixing plate 1, two lower limiting columns 14 are vertically erected upwards on the top surface of the lower fixing plate 16, and the upper limiting columns 8 and the lower limiting columns 14 are arranged in an up-down opposite mode.

Four guide shafts 10 are vertically arranged on the bottom surface of the upper fixing plate 1 downwards, four guide cylinders 15 are arranged on the top surface of the lower fixing plate 16 upwards, and the four guide shafts 10 correspondingly extend into the four guide cylinders 15 one by one to form guide sliding connection.

Four shaft sleeves 9 are fixedly arranged on the bottom surface of the upper fixing plate 1, and the top ends of the guide shafts 10 penetrate into the shaft sleeves 9 to be fixedly connected.

This cell-phone medium plate die cutting jig's operation process does:

1. the die jig is fixed on the die punching machine table through a forklift;

2. sucking the product through an automatic manipulator, and placing the product in a cavity of a die jig;

3. at the moment, the fixed template is driven by the punch to be combined with the movable template 3;

4. the die punches the central iron plate by jacking the punching machine, and the back-and-forth reverse folding process is realized because the upper cutting knife 4 rebounds under the action of the spring 6 of the upper die.

Compared with the prior art, this cell-phone medium plate die cutting jig has following beneficial effect:

Example two

This embodiment is substantially the same as the first embodiment, except that:

the top surface of the movable mould plate 3 is fixedly attached with the cutter plate 2, and a plurality of upper cutting knives 4 are fixed on the bottom surface of the cutter plate 2 and downwards fixedly penetrate through the movable mould plate 3. The guide post 5 is downwards fixedly penetrated through the cutter plate 2 and the movable template 3 in sequence.

EXAMPLE III

This embodiment is substantially the same as the first embodiment, except that:

a punching device for a mobile phone middle plate comprises any one of the mobile phone middle plate punching die jigs.

Compared with the prior art, the punching equipment for the middle plate of the mobile phone has the following beneficial effects:

1. the product is ensured to have no curling edge and burr, and the quality of the finished product is improved.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the upper fixing plate 1 is used more herein; a cutter plate 2; a movable template 3; an upper cutting knife 4; a guide post 5; a spring 6; a pressing plate 7; an upper limiting column 8; a shaft sleeve 9; a guide shaft 10; a fixed die plate 11; an insert 12; a lower cutting blade 13; a lower restraining post 14; a guide cylinder 15; lower fixing plate 16, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. A die-cutting die jig for a middle plate of a mobile phone comprises a movable die plate and a fixed die plate which are vertically matched, and is characterized by further comprising a plurality of inserts, wherein the inserts are embedded into the top surface of the fixed die plate and provided with a cavity inside;

the lower cutting knives extend upwards from the periphery of the cavity;

2. The jig for the middle plate punching die of the mobile phone according to claim 1, wherein a block is provided to protrude downward from the bottom surface of the pressing plate, the block is in conformity with the shape of the cavity, a plurality of notches are provided at the outer periphery of the block, and a plurality of the upper cutting blades are protruded from the notches in a one-to-one correspondence.

3. The jig for the middle plate punching die of the mobile phone according to claim 1, wherein the upper portion of the movable die plate is fixedly connected with the upper fixing plate through a plurality of screws.

4. The plate die cutting jig for mobile phones according to claim 3, wherein a cutter plate is fixedly attached to the top surface of the movable die plate, and a plurality of upper cutting knives are fixed to the bottom surface of the cutter plate and downwardly penetrate through the movable die plate.

5. The jig for the middle plate punching mold of the mobile phone according to claim 4, wherein a plurality of guide posts are vertically arranged on the bottom surface of the upper fixing plate downward, the guide posts sequentially penetrate through the cutter plate and the movable mold plate downward, the bottom ends of the plurality of guide posts are slidably sleeved with the pressing plate, and the spring is sleeved on the periphery of the guide posts and is located between the movable mold plate and the pressing plate.

6. The middle plate punching die jig for mobile phones of claim 3, wherein the bottom of the fixed die plate is fixedly connected with the lower fixing plate through a plurality of screws.

7. The mobile phone middle plate punching die jig as claimed in claim 6, wherein at least one upper limiting column is erected downward from the bottom surface of the upper fixing plate, at least one lower limiting column is erected upward from the top surface of the lower fixing plate, and the upper limiting column and the lower limiting column are arranged opposite to each other in the vertical direction.

8. The jig for the middle plate punching die of the mobile phone according to claim 6, wherein a plurality of guide shafts are erected downwards on the bottom surface of the upper fixing plate, a plurality of guide cylinders are arranged upwards on the top surface of the lower fixing plate, and a plurality of guide shafts are correspondingly inserted into the plurality of guide cylinders to form a sliding guide connection.

9. The jig for the middle plate punching die of the mobile phone according to claim 8, wherein a plurality of shaft sleeves are fixedly arranged on the bottom surface of the upper fixing plate, and the top ends of the guide shafts penetrate through the shaft sleeves to be fixedly connected.

10. A mobile phone middle plate punching device is characterized by comprising the mobile phone middle plate punching die jig of any one of claims 1 to 9.