CN210701973U

CN210701973U - Die for punching mobile phone shell with accurate positioning function

Info

Publication number: CN210701973U
Application number: CN201921772328.XU
Authority: CN
Inventors: 吕顺光
Original assignee: Dongguan Shunjie Industry Co Ltd
Current assignee: Dongguan Shunjie Industry Co Ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-09
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a die for punching a mobile phone shell with accurate positioning, which comprises an upper die base and a lower die base, wherein the upper die base is connected with a male die, the top part of the lower die base is connected with a stripper plate, the top part of the stripper plate is provided with a groove, the groove is internally connected with a positioning sheath, one end of the positioning sheath is provided with a baffle plate, two sides of the positioning sheath are provided with threaded rods, one side of each threaded rod penetrates through the baffle plate and the positioning sheath, the side wall of one end of the groove is provided with two threaded holes, the two threaded rods are connected with the two threaded holes, the baffle plate is connected with a fastening screw, one end of the stripper plate is provided with a concave hole, the fastening screw is connected with the concave hole, the die for punching the mobile phone shell with accurate positioning is arranged on the arranged positioning sheath through magnesium alloy, so that the magnesium alloy is accurately, the excessive abrasion of the magnesium alloy workpiece in the process of being stamped by the die is avoided, and the accurate positioning of the workpiece is facilitated.

Description

Die for punching mobile phone shell with accurate positioning function

Technical Field

The utility model relates to a cell-phone shell processingequipment technical field specifically is a die-cut mould of using of cell-phone shell of accurate location.

Background

The mobile phone is an electronic product which is more and more indispensible in daily life of people, along with the development and application of a plurality of convenient technologies such as mobile payment and the like on the mobile phone, the mobile phone is changed from single functions such as traditional conversation, short messages and the like into a tool which is necessary for people to eat and inhabit, the shell of the mobile phone is used for decorating and protecting the mobile phone, the mobile phone has a rubber plastic mobile phone shell which is convenient for molding and injection molding, and also has a high-protectiveness metal mobile phone shell, the metal mobile phone shell uses magnesium alloy as the most common part, the magnesium alloy is processed into a designed product through blanking, stretching, trimming, punching, surface treatment and the like, wherein when the magnesium alloy is blanked and processed, the magnesium alloy is usually placed on a discharging plate, the upper part of the magnesium alloy is a blanking convex die, the lower part of the magnesium alloy is a blanking concave die, the punching forming is carried out through the convex die, the redundant part, the blanking and punching die is simple, the male die and the female die are positioned and guided by the guide post and the guide sleeve, when the magnesium alloy die punches too much, the surface of a stripper plate is worn too much by magnesium alloy, when the magnesium alloy is placed on the upper surface of the stripper plate, the surface of the magnesium alloy slides downwards in a smooth mode, then the magnesium alloy die is positioned and guided by the guide post and the guide sleeve, the male die deflects the blanking and punching position of the magnesium alloy by a certain amount compared with the designed position, burrs are generated at the cut part of the punched magnesium alloy due to positioning deflection, and therefore the die for punching the mobile phone shell with the accurate positioning is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a die-cut mould of using of cell-phone shell of accurate location to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a die for punching a mobile phone shell with accurate positioning comprises an upper die holder and a lower die holder, wherein the upper die holder is connected with a male die, the lower die holder is connected with a female die, guide posts are distributed between the upper die holder and the lower die holder in a rectangular shape, the top of the lower die holder is connected with a stripper plate, the top of the stripper plate is provided with a groove, the groove is internally connected with a positioning sheath, one end of the positioning sheath is provided with a baffle plate, two sides of the positioning sheath are provided with threaded rods, one side of each threaded rod penetrates through the baffle and the positioning sheath, the side wall of one end of each groove is provided with two threaded holes, the two threaded rods are connected with the two threaded holes, two fastening screws are connected on the baffle plate, two concave holes are arranged at one end of the stripper plate, the fastening screws are connected with the concave holes, by placing the magnesium alloy in the positioning sheath, the magnesium alloy is favorably and accurately positioned to the punching position of the die.

Preferably, the side walls of the two sides of the groove are provided with slide rails, the two sides of the positioning sheath are connected with slide blocks, the slide blocks are connected inside the slide rails in a sliding mode, one end of the positioning sheath is stabilized along the stripper plate, and the positioning sheath is enabled to move to a proper punching position.

Preferably, the one end that the baffle was kept away from to the location sheath is connected with two guide posts, be connected with two guiding holes on the recess one end lateral wall, two guide post sliding connection is inside two guiding holes, be equipped with the blanking through-hole on the location sheath, when promoting the location sheath, be favorable to fixing a position the sheath in die-cut position department of stripper.

Preferably, one end of the baffle is connected with a fastening block, so that the magnesium alloy can be fixed in the positioning sheath.

Preferably, be connected with a plurality of shop bolts on the stripper, be equipped with the discharge gate on the stripper, and the discharge gate is located the die top, is favorable to fixing a position the stripper in die-cut position before die-cut.

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

the utility model discloses, install on the location sheath of establishing through the magnesium alloy, be convenient for with the accurate location of magnesium alloy to the mould position when the cell-phone shell is die-cut, location sheath and stripper fixed contact, avoided the magnesium alloy work piece by the too much wearing and tearing of mould terrace die process, be favorable to the accurate positioning of work piece, simultaneously at location sheath both ends threaded rod and fastening screw respectively, be favorable to keeping the magnesium alloy work piece to take place to remove the skew at stamping process, guarantee the precision of punching press, the burr phenomenon that has avoided causing the work piece to produce behind the skew after the too much punching press of mould.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic bottom view of the present invention;

FIG. 3 is a schematic view of a part of the structure of the lower die holder of the present invention;

FIG. 4 is a schematic view of the positioning sheath shown in FIG. 3;

fig. 5 is a schematic view of a positioning sheath structure.

In the figure: 1-an upper die holder; 2-a lower die holder; 3-a male die; 4-a female die; 5-guide pillar; 6-a stripper plate; 7-a groove; 8-positioning the sheath; 9-a threaded rod; 10-a threaded hole; 11-a fastening screw; 12-concave holes; 13-a slide rail; 14-a slide block; 15-a guide post; 16-a pilot hole; 17-blanking through holes; 18-a baffle plate; 19-a fastening block; 20-positioning pins; 21-discharge hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a die-cut mould of die-cut of cell-phone shell of accurate positioning, the upper die holder 1 and die holder 2 of this scheme, can choose the blanking processing universal die frame seat for the mobile phone, can choose according to the size of the mobile phone shell designed, when die-cutting into the mobile phone shell of magnesium alloy, at first through blanking die-cut, connect with the terrace die 3 on the said upper die holder 1, connect with the die 4 on the said die holder 2, there are guide posts 5 between 2 of die holder and the said upper die holder 1 in rectangular distribution, the top of the said die holder 2 connects with the stripper 6, through connecting multiple locating pins 20 on the top of the stripper 6, and multiple locating pins 20 are distributed on both sides of the stripper 6 in two rows, before blanking die-cut, through locating the locating pins 20 on the stripper 6 and die holder 2 of the bottom of the stripper 6 and installing, carry on the first positioning the stripper 6, help to keep the accurate positioning of the stripper 6 between terrace die 3 and die 4, the bottom of the stripper plate 6 is provided with a discharge hole 21 which is about larger than the size of a workpiece, so that the punched workpiece waste is convenient to fall down during blanking and punching, the top of the stripper plate 6 is provided with a groove 7, two side walls of the groove 7 are provided with slide rails 13, the groove 7 is internally connected with a positioning sheath 8, the bottom of the positioning sheath 8 is provided with a blanking through hole 17, so that the waste falls down during the blanking process, two sides of the positioning sheath 8 are connected with two slide blocks 14, the positioning sheath 8 is convenient to stably slide on the stripper plate 6 by aligning the slide blocks 14 and the slide rails 13, the positioning sheath 8 drives magnesium alloy to move on the stripper plate 6 through the positioning sheath 8, so as to perform secondary positioning, one end of the positioning sheath 8 is provided with a baffle 18, two sides of the positioning sheath 8 are provided with threaded rods 9, one side of each of the two threaded rods 9 penetrates through, two threaded rod 9 is connected with two screw holes 10, be connected with two fastening screw 11 on the

baffle

18, 6 one end of stripper is equipped with two shrinkage pools 12, fastening screw 11 is connected with shrinkage pools 12, after threaded rod 9 contacts screw hole 10, screw up threaded rod 9, because threaded rod 9 outside cup joints baffle 18, after the fastening of threaded rod 9, the magnesium alloy work piece is fixed in location sheath 8, avoid the magnesium alloy to take place the skew at die-cut in-process, fastening screw 11 fastens the 8 other ends of location sheath and 6 one end of stripper simultaneously, increase the overall stability of location sheath 8, fix a position the die-cut position of blanking with the magnesium alloy work piece through location sheath 8, avoided the sliding wear between magnesium alloy work piece and stripper 6, avoid the error of die-cut production of work piece wearing and tearing back.

One end of keeping away from baffle 18 at location sheath 8 in this scheme is connected with two guide posts 15, be connected with two guiding holes 16 on the recess 7 one end lateral wall, two guide post 15 sliding connection is inside two guiding holes 16, through sliding connection between guide post 15 and the guiding hole 16, is favorable to the third time location to location sheath 8 and magnesium alloy, through the location that the cubic is respectively, with the accurate location of alloy in the die-cut position of blanking, simultaneously outside end at location sheath 8 is through doing half arc face form processing, is favorable to the magnesium alloy laminating inside location sheath 8.

Baffle 18 one end is connected with fastening block 19 in this scheme, and after threaded rod 9 and screw hole 10 fasten, fastening block 19 and the inseparable laminating of magnesium alloy one end are favorable to guaranteeing magnesium alloy and the laminating of location sheath 8 when the blanking is die-cut.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a die-cut mould of using of cell-phone shell of accurate location, includes upper die base (1) and die holder (2), be connected with terrace die (3) on upper die base (1), be connected with die (4) on die holder (2), it has guide pillar (5), its characterized in that to be the rectangle distribution between upper die base (1) and die holder (2): die holder (2) top is connected with stripper (6), stripper (6) top is equipped with recess (7), recess (7) internal connection has location sheath (8), location sheath (8) one end is equipped with baffle (18), location sheath (8) both sides are equipped with threaded rod (9), and two threaded rod (9) one side run through baffle (18) and location sheath (8), recess (7) one end lateral wall is equipped with two screw hole (10), two threaded rod (9) are connected with two screw hole (10), be connected with two fastening screw (11) on baffle (18), stripper (6) one end is equipped with two shrinkage pool (12), fastening screw (11) are connected with shrinkage pool (12).

2. The die-cut mould that uses of cell-phone shell of accurate positioning of claim 1, characterized in that: the side walls of two sides of the groove (7) are provided with sliding rails (13), two sides of the positioning sheath (8) are connected with sliding blocks (14), and the sliding blocks (14) are connected inside the sliding rails (13) in a sliding mode.

3. The die-cut mould that uses of cell-phone shell of accurate positioning of claim 2, characterized in that: one end, far away from baffle (18), of location sheath (8) is connected with two guide posts (15), be connected with two guiding holes (16) on recess (7) one end lateral wall, two guide post (15) sliding connection is inside two guiding holes (16), be equipped with blanking through-hole (17) on location sheath (8).

4. The die-cut mould that uses of cell-phone shell of accurate positioning of claim 1, characterized in that: one end of the baffle (18) is connected with a fastening block (19).

5. The die-cut mould that uses of cell-phone shell of accurate positioning of claim 1, characterized in that: the improved die is characterized in that the discharging plate (6) is connected with a plurality of positioning pins (20), a discharging hole (21) is formed in the discharging plate (6), and the discharging hole (21) is located at the top of the female die (4).