CN210649481U

CN210649481U - Lid electromagnetism highlight blanking processing tool behind cell-phone

Info

Publication number: CN210649481U
Application number: CN201921428482.5U
Authority: CN
Inventors: 袁威; 黄国栋; 胥赛飞
Original assignee: Shangqiu Jinzhenyuan Electronic Technology Co Ltd
Current assignee: Shangqiu Jinzhenyuan Electronic Technology Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-02
Anticipated expiration: 2029-08-30

Abstract

The utility model belongs to the technical field of mobile phone processing tool, concretely relates to mobile phone rear cover electromagnetism highlight blanking processing tool, including the tool bottom plate, set up in the steel apron of tool bottom plate top and can dismantle the support arm of installing terminal surface under the tool bottom plate; the tool bottom plate level sets up, tool bottom plate up end is equipped with the workstation that is used for lid behind the fixed cell-phone, the shape of workstation and lid internal surface looks adaptation behind the cell-phone, workstation upper surface front end and rear end are fixed to be equipped with first shop bolt, and tool bottom plate below can be dismantled and be equipped with and be used for inhaling the complex electro-magnet with steel apron magnetism. The utility model discloses can overcome current vacuum and breathe in or press the claw fixed mode because the centre gripping is inconvenient, lead to the problem of the shake sword line that lid appears when highlight blanking processing handles behind the cell-phone, white line, have simple structure, the quality is light, easy dismounting, the cell-phone of being convenient for back lid clamping's characteristics.

Description

Lid electromagnetism highlight blanking processing tool behind cell-phone

Technical Field

The utility model belongs to the technical field of cell-phone processing tool, concretely relates to lid electromagnetism highlight blanking processing tool behind cell-phone.

Background

The jig is indispensable in the machine-building field, and the purpose is that can repeat specific action, accurate processing high accuracy product makes the work piece size more accurate. In recent years, the emergence and development of high-performance and high-precision CNC machine tools enable the CNC highlight machining process to be applied to the field of machining of mobile phone shells.

Both ends are equipped with the lug around the lid behind the cell-phone, and the joint hole has been seted up along vertical direction to the lug. The cell-phone casing is in the course of working, in order to realize with the inside spare part of cell-phone casing, part installation or the needs of being connected, need set up through-holes such as camera hole, button hole, USB hole, SIM card hole on the back wall of casing and the outer wall. In order to ensure the attractive appearance of the housing, after the through hole is formed, the corresponding appearance treatment is performed, and then the highlight edge treatment is performed. When the mobile phone rear shell is processed by adopting a highlight process, the mobile phone rear shell is accurately and stably installed on a machine tool through a special jig in advance, and then specific processing can be carried out. Due to the fact that the weak suspension beam is formed at the position of the side wall with the through hole due to the requirement of forming the through hole, pressure bearing is not uniform, and the knife is easy to shake, so that the defects of knife shake lines, white lines and the like occur on the highlight edge of the shell, the appearance of the shell is affected, and the defective product rate of the rear cover of the mobile phone is increased.

One clamping mode of an existing jig for a rear cover (a rear shell) of a mobile phone is vacuum suction, the defect is that vibration knife lines are serious, the other mode is that a product is upwards pushed and clamped from the outside to the inner side by a pressing claw, and the defect is that clamping and scratching of the product are serious.

Aiming at the product which can not be fixed by the pressing claw or the condition that the product is not tightly sucked by vacuum suction, the internal selection mode of the row adopts an electromagnet jig, and the product is tightly pressed by the suction force of the magnet. Therefore, how to provide a jig capable of realizing highlight blanking processing of a mobile phone rear cover is important to overcome the problems in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lid electromagnetism highlight blanking processing tool behind cell-phone, it can overcome current vacuum and breathe in or press the claw fixed mode because the centre gripping is inconvenient, lead to the problem of the shake sword line that lid appears when highlight blanking processing handled behind the cell-phone, white line.

In order to achieve the purpose, the utility model designs an electromagnetic highlight blanking processing jig for a rear cover of a mobile phone, which comprises a jig bottom plate, a steel cover plate arranged above the jig bottom plate and a supporting arm detachably arranged on the lower end surface of the jig bottom plate; the jig base plate is horizontally arranged, a workbench for fixing the rear cover of the mobile phone is arranged on the upper end face of the jig base plate, the shape of the workbench is matched with the inner surface of the rear cover of the mobile phone, first positioning pins are fixedly arranged at the front end and the rear end of the upper surface of the workbench, and an electromagnet for magnetically attracting and matching with the steel cover plate is detachably arranged below the jig base plate; the lower surface of the steel cover plate is provided with a groove matched with the outer surface of the rear cover of the mobile phone, and a gap for placing the rear cover of the mobile phone is formed between the groove and the workbench; the width of the steel cover plate in the front-back direction is smaller than the length of the mobile phone rear cover.

Specifically, the electromagnet is horizontally arranged and is an 80 Kg-grade square electromagnet, and a screw hole is formed in the middle of the electromagnet and the middle of the jig bottom plate at a corresponding position and is connected through a bolt.

Specifically, a handle is arranged on the upper surface of the steel cover plate.

Preferably, tool bottom plate up end is equipped with second shop bolt, is equipped with the second joint hole with second shop bolt looks adaptation on the steel apron, and is concrete, in order to increase the fastness that the steel apron was covered the lid centre gripping behind the cell-phone, and second shop bolt adopts the diagonal mode to design.

Preferably, in order to facilitate the fixation of the mobile phone rear cover and simultaneously facilitate the fixation buffer effect, a buffer cushion is further arranged between the steel cover plate and the mobile phone rear cover, and specifically, the buffer cushion can be made of elastic EVA (ethylene vinyl acetate) material.

Preferably, the support arm is equipped with two, and two support arm symmetries set up in the left and right sides of terminal surface under the tool bottom plate, and specific connected mode is: two counter bores are respectively arranged on the left side and the right side of the jig bottom plate, screw holes are formed in the positions, corresponding to the counter bores in the jig bottom plate, of the top ends of the two supporting arms, and the bolts sequentially penetrate through the counter bores and the screw holes from top to bottom to enable the two supporting arms to be arranged in parallel and connected below the jig bottom plate.

Furthermore, two support arms are cuboid frame construction, two support arm bottom are opened there is counter bore or the screw that is used for fixing on the CNC machine tool.

The utility model has the advantages that:

1. the workbench is arranged on the jig, so that a plurality of mobile phone rear cover workpieces can be processed simultaneously, the time for clamping the workpieces is saved, and the efficiency is improved.

2. The centre gripping after the tool passes through the mode realization of electromagnetic attraction to lid location behind the cell-phone, when having avoided the vacuum to breathe in or press the lid behind the claw centre gripping cell-phone, it is serious to lead to the sword line that shakes, or the clamping bumps and draws serious phenomenon. The utility model discloses a highlight processing tool has not only solved the shake sword line that appears when highlight processing, white line scheduling problem, has improved production efficiency and product quality, simultaneously, and the device is simple, easy and simple to handle.

3. The contact surface of lid behind steel apron, tool bottom plate and the cell-phone is equipped with the blotter, can absorb lid and workstation behind the cell-phone, and the lid closely laminates with steel apron and tool bottom plate behind the cell-phone with the error that produces when the recess cooperation behind the cell-phone.

4. Lid, tool bottom plate and steel apron are all fixed through the pin behind tool bottom plate and the cell-phone, and counter bore or the screw seted up through the support arm bottom can with the utility model discloses a tool is fixed on CNC processing machine tool.

The utility model discloses simple structure, the quality is light, easy dismounting, the clamping of lid behind the cell-phone of being convenient for to and carry out highlight blanking processing on CNC processing machine tool.

Drawings

Fig. 1 is a schematic view of an electromagnetic highlight blanking processing jig for a rear cover of a mobile phone in embodiment 1;

fig. 2 is an exploded view of the electromagnetic highlight blanking processing jig for the rear cover of the mobile phone in embodiment 1.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings, but the scope of the invention is not limited thereto.

Example 1

As shown in fig. 1-2, an electromagnetic highlight blanking processing jig for a rear cover of a mobile phone comprises a jig base plate 1, a steel cover plate 2 arranged above the jig base plate 1, and two supporting arms 3 detachably mounted on the lower end surface of the jig base plate 1; the jig base plate is horizontally arranged, the upper end face of the jig base plate 1 is provided with two workbenches 11 used for fixing the mobile phone rear cover, the shape of the workbench 11 is matched with the inner surface of the mobile phone rear cover, the front end and the rear end of the upper surface of the workbench 11 are fixedly provided with first positioning pins 12, and the lower surface of the jig base plate 1 can be detachably provided with an electromagnet 4 used for being magnetically attracted with the steel cover plate 2.

Specifically, 4 levels of electro-magnet set up, and be 80Kg level square electro-magnet, electro-magnet 4 and tool bottom plate 1 middle corresponding position department are equipped with the screw to connect through the bolt.

The front end and the rear end of the mobile phone rear cover 5 are provided with lugs, the lugs are provided with first clamping holes 51 along the vertical direction, and the first positioning pin 12 penetrates through the first clamping holes 51.

2 upper surfaces of steel apron are equipped with the handle, and 2 lower surfaces of steel apron are equipped with two recesses with 5 surface looks adaptations of lid behind the cell-phone, form the clearance that is used for placing the lid behind the cell-phone between recess and the workstation 11, and the width of the fore-and-aft direction of steel apron 2 is less than the length of lid 5 behind the cell-phone, and when utilizing 2 fixed cell-phone hou gais 5 of steel apron, outside the edge at both ends and the lug on the lid 5 all stretches out steel apron 2 behind the cell-phone around the lid 5, be convenient for to the highlight processing of the edge at both ends around the lid 5 behind the cell-phone, be convenient for simultaneously to the cutting process.

Preferably, 1 up end of tool bottom plate is equipped with second dowel pin 13, is equipped with the second joint hole 21 with 13 looks adaptations of second dowel pin on the steel apron 2, and is concrete, in order to increase the fastness of steel apron 2 to 5 centre grippings of lid behind the cell-phone, second dowel pin 13 adopts the diagonal mode to design.

In order to fix the mobile phone rear cover 5 and realize the buffer effect during fixation, a buffer pad 6 is arranged between the steel cover plate 2 and the mobile phone rear cover 5, and specifically, the buffer pad 6 can be made of elastic EVA material.

Two 3 symmetry of support arm set up in the left and right sides of terminal surface under the tool bottom plate 1, specific connected mode is: two counter bores 14 have been seted up respectively to the tool bottom plate 1 left and right sides, and the screw has been opened to the position that two support arm 3 tops correspond counter bore 14 on the tool bottom plate 1, passes counter bore 14 and is connected with the screw on two support arms 3 from top to bottom through the bolt, makes two support arms 3 parallel arrangement, and connect in the below of tool bottom plate 1. In this embodiment, the two support arms 3 are rectangular frame structures. The bottom ends of the two supporting arms 3 are provided with counter bores or screw holes for fixing on a CNC processing machine tool.

Before CNC processing, the staff fixes tool bottom plate 1 on the processing machine tool through two support arms 3, then with lid 5 internal surface down behind the cell-phone, the surface is placed up, and first locating pin 12 passes lid 5 first joint hole 51 on the lug behind the cell-phone to the relative position of lid 5 and tool bottom plate 1 behind the fixed cell-phone. Then cover behind the cell-phone with steel apron 2 lid, the blotter 6 is placed to the position of lid 5 behind the recess correspondence cell-phone, and lid 5 is laminated mutually with the recess of 2 lower surfaces of steel apron through blotter 6 realization behind the cell-phone, starts electro-magnet 4, utilizes the fixed of lid 5 behind the cell-phone of the mutual attraction realization of electro-magnet 4 and steel apron 2.

When highlight operation is carried out, the two lugs and the parts of the front and rear end parts of the mobile phone rear cover 5 exceeding the steel cover plate 2 are cut off through a CNC highlight cutter, so that highlight process machining of the front and rear end parts of the mobile phone rear cover 5 is realized.

The centre gripping after the tool passes through the mode realization of electromagnetic attraction to lid location behind the cell-phone, when having avoided the vacuum to breathe in or press lid 5 behind the claw centre gripping cell-phone, it is serious to lead to the sword line that shakes, or the clamping bumps and draws serious phenomenon. The utility model discloses a highlight processing tool has not only solved the shake sword line that appears when highlight processing handles, white line scheduling problem, has simple structure, and the quality is light, easy dismounting's characteristics, the clamping of lid behind the cell-phone of being convenient for to and carry out highlight blanking processing on CNC processing machine tool.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principle in the claims of the present invention are included in the claims of the present invention.

Claims

1. A mobile phone rear cover electromagnetic highlight blanking processing jig is characterized by comprising a jig bottom plate, a steel cover plate arranged above the jig bottom plate and a supporting arm detachably arranged on the lower end face of the jig bottom plate; the jig base plate is horizontally arranged, a workbench for fixing the rear cover of the mobile phone is arranged on the upper end face of the jig base plate, the shape of the workbench is matched with the inner surface of the rear cover of the mobile phone, first positioning pins are fixedly arranged at the front end and the rear end of the upper surface of the workbench, and an electromagnet for magnetically attracting and matching with the steel cover plate is detachably arranged below the jig base plate;

the lower surface of the steel cover plate is provided with a groove matched with the outer surface of the rear cover of the mobile phone, and a gap for placing the rear cover of the mobile phone is formed between the groove and the workbench;

the width of the steel cover plate in the front-back direction is smaller than the length of the mobile phone rear cover.

2. The electromagnetic high-light blanking processing jig for the rear cover of the mobile phone according to claim 1, wherein a handle is arranged on the upper surface of the steel cover plate.

3. The electromagnetic high-light blanking processing jig for the rear cover of the mobile phone according to claim 1, wherein a second positioning pin is arranged on the upper end surface of the jig bottom plate, and a second clamping hole matched with the second positioning pin is arranged on the steel cover plate.

4. The electromagnetic high-light blanking processing jig for the rear cover of the mobile phone according to claim 1, wherein a buffer pad is further arranged between the steel cover plate and the rear cover of the mobile phone.

5. The electromagnetic high-light blanking processing jig for the rear cover of the mobile phone according to claim 1, wherein two support arms are provided, and the two support arms are symmetrically arranged on the left side and the right side of the lower end surface of the jig base plate.

6. The electromagnetic high-light blanking processing jig for the rear cover of the mobile phone according to claim 5, wherein the two supporting arms are of a rectangular frame structure.

7. The electromagnetic high-light blanking processing jig for the rear cover of the mobile phone according to claim 6, wherein two counter bores are respectively formed in the left side and the right side of the jig base plate, screw holes are formed in positions, corresponding to the counter bores in the jig base plate, of the top ends of the two support arms, and bolts sequentially penetrate through the counter bores and the screw holes from top to bottom to achieve detachable installation of the support arms and the jig base plate.