CN213797795U

CN213797795U - Mobile phone accessory precision forming die

Info

Publication number: CN213797795U
Application number: CN202022053085.3U
Authority: CN
Inventors: 张俊超; 黄玲珑
Original assignee: Suzhou Langke Precision Hardware Co ltd
Current assignee: Jiangsu Langke Intelligent Industrial Technology Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-07-27
Anticipated expiration: 2030-09-18

Abstract

The utility model provides a cell-phone accessory precision forming mould, include: the improved die comprises a die holder, wherein a fixed die is fixedly connected to the top of the die holder, a groove is formed in the top of the fixed die, a sliding plate is slidably connected between two sides of the inner wall of the fixed die, compression springs are arranged between two sides of the bottom of the sliding plate and two sides of the bottom of the inner wall of the fixed die, a fixed rod is fixedly connected to the top of the sliding plate, a loop bar is slidably connected to the outer surface of the fixed rod, a connecting block is fixedly connected to the outer surface of the loop bar, and the top end of the loop bar penetrates through the fixed die and extends to the inside of the groove. The utility model discloses make things convenient for the drawing of patterns after the accessory shaping, can realize automatic drawing of patterns, do not need artifical manual to go on, saved workman's work load, still prevented the damage of mould, it is ejecting through twice substep, prevented that the phenomenon of sticking the mould appears in the shaping back accessory, also protected the quality of accessory.

Description

Mobile phone accessory precision forming die

Technical Field

The utility model relates to a mould field especially relates to a cell-phone accessory precision molding mould.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".

The mobile phone accessories refer to directly related accessories used in the use of the mobile phone, namely, the mobile phone secondary products generally, and the mobile phone accessories mainly comprise two types of internal mobile phone accessories and external mobile phone accessories.

The existing mobile phone accessories are various in types, most of the existing mobile phone accessories adopt an injection molding process when a mobile phone rear cover is produced, and certain defects exist in the existing mobile phone accessory forming mold when in use, for example, manual demolding is needed during demolding, so that the labor capacity of workers is increased, and the mold can be damaged.

Therefore, it is necessary to provide a precision molding die for mobile phone accessories to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cell-phone accessory precision forming mould has solved the inconvenient problem of drawing of patterns.

In order to solve the technical problem, the utility model provides a cell-phone accessory precision forming die, include: the improved die comprises a die holder, wherein a fixed die is fixedly connected to the top of the die holder, a groove is formed in the top of the fixed die, a sliding plate is slidably connected between two sides of the inner wall of the fixed die, compression springs are arranged between two sides of the bottom of the sliding plate and two sides of the bottom of the inner wall of the fixed die, a fixed rod is fixedly connected to the top of the sliding plate, a loop bar is slidably connected to the outer surface of the fixed rod, a connecting block is fixedly connected to the outer surface of the loop bar, the top end of the loop bar penetrates through the fixed die and extends to the inside of the groove, the loop bar extends to an ejection block fixedly connected to one end of the inside of the groove, and two movable blocks are movably connected to the top of the sliding plate.

Preferably, both sides of the top of the inner wall of the fixed die are fixedly connected with fixed blocks.

Preferably, the two movable blocks are both in a V-shaped structure.

Preferably, positioning through holes are formed in the two sides of the top of the fixed die, and the two positioning through holes are matched with the two positioning rods.

Preferably, the both sides at cover half top are the equal fixedly connected with bracing piece, two sliding connection has the movable mould between the surface of bracing piece, the bottom fixedly connected with lug of movable mould, lug and recess looks adaptation 3.

Preferably, both sides of the bottom of the movable mold are fixedly connected with positioning rods.

Preferably, the top of the movable mold is provided with an injection molding opening.

Compared with the prior art, the utility model provides a sewage purification mechanism for textile production and application method thereof has following beneficial effect:

the utility model provides a cell-phone accessory precision forming mould:

the utility model discloses a movable mould moves down and drives lug and locating lever downstream, the locating lever downstream inserts in two location through-holes, play the effect of location, guarantee that the movable mould can the gentle stable downstream, the lug downstream is to the recess, extrude ejecting piece and make ejecting piece downstream, ejecting piece downstream drives the loop bar downstream, and then drive the connecting block downstream, the connecting block downstream extrudes two movable blocks, make two movable blocks overturn relatively, the loop bar continues downstream, drive the sliding plate downstream after supporting the sliding plate, make compression spring compression, injection moulding raw materials at the mouth of moulding plastics afterwards, make the accessory; after the accessories are manufactured, the movable die moves upwards to drive the convex block to exit the groove, at the moment, the top of the ejection block is not stressed any more, the compression spring resets due to the self elastic force to drive the sliding plate to move upwards, the sliding plate moves upwards to drive the loop bar to move upwards and further drive the ejection block to move upwards, the workpiece is ejected for a certain distance, the sliding plate continues to move to drive the two movable blocks to move upwards, the two movable blocks reversely turn over after touching the two fixed blocks, and further can upwards eject the connecting block, the connecting block moves upwards to drive the loop bar to move upwards for a certain distance again and further drive the ejection block to move upwards again, the formed accessories are ejected out of the groove, the demoulding after the accessory forming is facilitated, the automatic demoulding can be realized, the manual operation is not needed, the workload of workers is saved, the damage of the die is also prevented, the ejection is performed by twice step by step, and the phenomenon that the accessories are stuck to the die after the forming is prevented, the quality of the fitting is also protected.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a precision molding die for mobile phone accessories provided by the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a schematic structural view of the movable mold shown in fig. 1 when the movable mold is operated downward.

Reference numbers in the figures: 1. the injection molding device comprises a die holder, 2, a fixed die, 3, a groove, 4, a sliding plate, 5, a compression spring, 6, a fixed rod, 7, a sleeve rod, 8, a connecting block, 9, an ejection block, 10, a movable block, 11, a fixed block, 12, a positioning through hole, 13, a supporting rod, 14, a movable die, 15, a convex block, 16, a positioning rod, 17 and an injection molding opening.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a precision molding mold for mobile phone accessories according to a preferred embodiment of the present invention; FIG. 2 is an enlarged view of a portion of FIG. 1; fig. 3 is a schematic structural view of the movable mold shown in fig. 1 when the movable mold is operated downward. Cell-phone accessory precision molding mould includes: the improved die comprises a die holder 1, a fixed die 2 is fixedly connected to the top of the die holder 1, a groove 3 is formed in the top of the fixed die 2, a sliding plate 4 is slidably connected between two sides of the inner wall of the fixed die 2, compression springs 5 are arranged between two sides of the bottom of the sliding plate 4 and two sides of the bottom of the inner wall of the fixed die 2, a fixed rod 6 is fixedly connected to the top of the sliding plate 4, a loop bar 7 is slidably connected to the outer surface of the fixed rod 6, a connecting block 8 is fixedly connected to the outer surface of the loop bar 7, the top end of the loop bar 7 penetrates through the fixed die 2 and extends to the inside of the groove 3, the loop bar 7 extends to an ejection block 9 fixedly connected to one end inside the groove 3, and two movable blocks 10 are movably connected to the top of the sliding plate 4.

The equal fixedly connected with fixed block 11 in both sides at 2 inner wall tops of cover half can exert decurrent pressure to two movable blocks 10 through the setting of two fixed blocks 11 to can make two movable blocks 10 overturn in opposite.

Two the movable block 10 all is V type structure, and two movable block 10 one side relative all is located the bottom of connecting block 8, and two movable block 10 one side that leaves are located the bottom of two fixed blocks 11 respectively.

And positioning through holes 12 are formed in both sides of the top of the fixed die 2.

The two sides of the top of the fixed die 2 are fixedly connected with supporting rods 13, two movable dies 14 are connected between the outer surfaces of the supporting rods 13 in a sliding mode, and the bottoms of the movable dies 14 are fixedly connected with bumps 15.

The positioning rods 16 are fixedly connected to two sides of the bottom of the movable mold 14, and the movable mold 14 can move downwards more gently and stably through the arrangement of the two positioning rods 16 matched with the two positioning through holes 12.

The top of the movable mold 14 is provided with an injection molding opening 17, and the injection molding opening 17 is used for injection molding of the raw materials after the movable mold 14 is attached to the fixed mold 2.

The utility model provides a cell-phone accessory precision forming die's theory of operation as follows:

the movable die 14 moves downwards to drive the convex block 15 and the positioning rod 16 to move downwards, the positioning rod 16 moves downwards to be inserted into the two positioning through holes 12, the convex block 15 moves downwards to the groove 3, the ejection block 9 is extruded to enable the ejection block 9 to move downwards, the ejection block 9 moves downwards to drive the sleeve rod 7 to move downwards, and further the connecting block 8 is driven to move downwards, the connecting block 8 moves downwards to extrude the two movable blocks 10, so that the two movable blocks 10 are turned over relatively, the sleeve rod 7 continues to move downwards, the sliding plate 4 is driven to move downwards after being abutted against the sliding plate 4, the compression spring 5 is compressed, and then raw materials are injection molded at the injection molding opening 17 to obtain accessories;

after the accessory is manufactured, the movable die 14 moves upwards to drive the protruding block 15 to exit from the groove 3, at the moment, the top of the ejection block 9 is not stressed any more, the compression spring 5 drives the sliding plate 4 to move upwards due to self elastic force reset, the sliding plate 4 moves upwards to drive the loop bar 7 to move upwards and further drive the ejection block 9 to move upwards, a workpiece is ejected for a distance, the sliding plate 4 continues to move to drive the two movable blocks 10 to move upwards, the two movable blocks 10 turn over oppositely after touching the two fixed blocks 11, further the connecting block 8 can be jacked upwards, the connecting block 8 moves upwards to drive the loop bar 7 to move upwards for a distance again, further the ejection block 9 is driven to move upwards again, and the formed accessory is ejected out of the groove 3.

Compared with the prior art, the utility model provides a cell-phone accessory precision forming die has following beneficial effect:

the movable die 14 moves downwards to drive the lug 15 and the positioning rod 16 to move downwards, the positioning rod 16 moves downwards to be inserted into the two positioning through holes 12 to play a positioning role, the movable die 14 can move downwards smoothly and stably, the lug 15 moves downwards to the groove 3, the ejection block 9 is extruded to enable the ejection block 9 to move downwards, the ejection block 9 moves downwards to drive the sleeve rod 7 to move downwards, the connecting block 8 is further driven to move downwards, the connecting block 8 moves downwards to extrude the two movable blocks 10, the two movable blocks 10 are turned over relatively, the sleeve rod 7 continues to move downwards, the sliding plate 4 is driven to move downwards after being abutted against the sliding plate 4, the compression spring 5 is compressed, and then raw materials are injection molded at the injection molding opening 17 to obtain accessories;

after the accessories are manufactured, the movable die 14 moves upwards to drive the lug 15 to exit the groove 3, at the moment, the top of the ejection block 9 is not stressed any more, the compression spring 5 resets due to the elastic force of the compression spring to drive the sliding plate 4 to move upwards, the sliding plate 4 moves upwards to drive the loop bar 7 to move upwards so as to drive the ejection block 9 to move upwards, the workpiece is ejected out for a certain distance, the sliding plate 4 continues to move to drive the two movable blocks 10 to move upwards, the two movable blocks 10 turn over oppositely after touching the two fixed blocks 11, and then the connecting block 8 can be jacked upwards, the connecting block 8 moves upwards to drive the loop bar 7 to move upwards again for a certain distance, and further drive the ejection block 9 to move upwards again, so that the molded accessories are ejected out of the groove 3, the demolding after the molding of the accessories is facilitated, the automatic demolding can be realized, the manual demolding is not needed, the workload of workers is saved, and the damage of the die is also prevented, the ejection is carried out by steps twice, so that the phenomenon of die sticking of the formed accessories is prevented, and the quality of the accessories is also protected.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A precision molding die for mobile phone accessories comprises: the die holder (1) is characterized in that a fixed die (2) is fixedly connected to the top of the die holder (1), a groove (3) is formed in the top of the fixed die (2), a sliding plate (4) is slidably connected between two sides of the inner wall of the fixed die (2), compression springs (5) are arranged between two sides of the bottom of the sliding plate (4) and two sides of the bottom of the inner wall of the fixed die (2), a fixed rod (6) is fixedly connected to the top of the sliding plate (4), a loop bar (7) is slidably connected to the outer surface of the fixed rod (6), a connecting block (8) is fixedly connected to the outer surface of the loop bar (7), the top end of the loop bar (7) penetrates through the fixed die (2) and extends into the groove (3), and an ejection block (9) is fixedly connected to one end of the loop bar (7) extending into the groove (3), the top of the sliding plate (4) is movably connected with two movable blocks (10).

2. The precision forming die for the mobile phone accessories according to claim 1, wherein fixing blocks (11) are fixedly connected to two sides of the top of the inner wall of the fixed die (2).

3. The mobile phone accessory precision molding die of claim 1, wherein the two movable blocks (10) are both in a V-shaped structure.

4. The precision forming die for the mobile phone accessories according to claim 1, wherein positioning through holes (12) are formed in both sides of the top of the fixed die (2).

5. The precision forming die for the mobile phone accessories according to claim 1, wherein supporting rods (13) are fixedly connected to two sides of the top of the fixed die (2), a movable die (14) is slidably connected between the outer surfaces of the two supporting rods (13), and a bump (15) is fixedly connected to the bottom of the movable die (14).

6. The precision forming die for the mobile phone accessory according to claim 5, wherein locating rods (16) are fixedly connected to both sides of the bottom of the movable die (14).

7. The mobile phone accessory precision molding die of claim 5, wherein the top of the movable die (14) is provided with an injection port (17).