CN217257850U

CN217257850U - Plastic injection mold capable of improving molding quality

Info

Publication number: CN217257850U
Application number: CN202220394146.9U
Authority: CN
Inventors: 孙学栋; 郑蚬翔; 马春兵
Original assignee: Dongguan Xinxieliang Precision Technology Co ltd
Current assignee: Dongguan Xinxieliang Precision Technology Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-08-23
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a plastic injection mold for improving molding quality, which comprises a base, wherein four evenly distributed telescopic rods are fixedly arranged at the middle part of the top end of the base, vibration springs are sleeved on the surfaces of the four telescopic rods, a lower mold base is fixedly arranged at the top part between the four telescopic rods, and a mounting base is fixedly arranged at the middle part of the bottom end of the lower mold base, the plastic injection mold for improving molding quality of the utility model has the advantages that the bottoms of four threaded columns are separated from the base by rotating four knobs anticlockwise, the vibration is started by electrifying a vibration motor to drive the lower mold base to vibrate, the vibration amplitude of the lower mold base is increased by the four telescopic rods and the four vibration springs, the material is evenly distributed in molding holes, the material is prevented from generating gaps, the quality of the product is further influenced, the bottoms of the four threaded columns are all in close contact with the base by rotating the four knobs clockwise, so as to stably support the lower die holder.

Description

Plastic injection mold capable of improving molding quality

Technical Field

The utility model relates to a plastics injection mold field specifically is a promote plastics injection mold of shaping quality.

Background

The injection mold consists of a movable mold and a fixed mold, wherein the movable mold is arranged on a movable template of the injection molding machine, and the fixed mold is arranged on a fixed template of the injection molding machine. And when the mold is opened, the movable mold is separated from the fixed mold so as to take out the plastic product. In order to reduce the heavy mold design and manufacturing effort, injection molds mostly employ standard mold bases. And the material can appear when using injection mold can't evenly distributed in the inside in shaping hole, leads to the inside space that appears of material, and then influences the quality of product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a promote plastics injection mold of shaping quality to the unable evenly distributed of material that proposes in solving above-mentioned background art leads to the inside space that appears of material in the inside of shaping hole, and then influences the problem of the quality of product.

In order to achieve the above object, the utility model provides a following technical scheme: a plastic injection mold for improving molding quality comprises a base, wherein four uniformly distributed telescopic rods are fixedly arranged in the middle of the top end of the base, vibration springs are sleeved on the surfaces of the four telescopic rods, a lower die holder is fixedly arranged at the top between the four telescopic rods, an installation base is fixedly arranged in the middle of the bottom end of the lower die holder, a vibration motor is fixedly arranged at the top of the inner side of the installation base, locking structures are fixedly arranged on two sides of the lower die holder, each locking structure comprises an installation plate, two threaded columns and two knobs, two threaded columns are arranged at the top end of the installation plate, knobs are fixedly arranged at the top ends of the two threaded columns, the bottoms of the four threaded columns are separated from the base by anticlockwise rotating the four knobs, and the lower die holder is driven to vibrate by starting vibration after the vibration motor is electrified, the vibration amplitude of the lower die holder is increased through the arrangement of the four telescopic rods and the four vibration springs, so that materials are uniformly distributed in the forming holes, the phenomenon that the materials are spaced is avoided, the quality of products is further influenced, vertical plates and two vertical plates are fixedly arranged on the two sides of the top end of the base, and a top seat is fixedly arranged at the top between the vertical plates.

Preferably, the top end of the top seat is fixedly provided with an air cylinder, the movable end of the air cylinder penetrates through the top seat and is fixedly connected with the upper die base, the outer side of one of the vertical plates is fixedly provided with a multi-control switch, the air cylinder and the vibration motor are both electrically connected with an external power supply through the multi-control switch, and the air cylinder pushes the upper die base to move downwards so as to be matched with the lower die base.

Preferably, the middle parts of the inner sides of the two vertical plates are provided with sliding grooves, the two sides of the upper die base are fixedly provided with sliding blocks, one ends, far away from the upper die base, of the sliding blocks are respectively in sliding connection with the two sliding grooves, the two sliding blocks and the two sliding grooves are arranged to ensure that the upper die base is stable in moving up and down, and the upper die base is prevented from shaking in the moving process to further influence the normal operation of die assembly.

Preferably, four the screw thread post all corresponds the setting with the base, all with base in close contact with through the bottom of four screw thread posts, guarantees the stability of die holder.

Preferably, the middle part of the upper die base is provided with an injection molding hole, and materials are guided into the molding hole through the injection molding hole.

Preferably, the top end of the lower die base is provided with a forming hole, the forming hole is arranged corresponding to the upper die base, and the forming hole is sealed through the upper die base.

Compared with the prior art, the beneficial effects of the utility model are that: through four knobs of anticlockwise rotation, make the bottom of four screw thread posts all separate with the base, rethread shock dynamo circular telegram begins vibrations, drive the die holder vibrations, the range of vibrations that increases the die holder through setting up of four telescopic links and four vibrations springs, make material evenly distributed in the inside in shaping hole, avoid the material space to appear, and then influence the quality of product, through four knobs of clockwise rotation, make the bottom of four screw thread posts all with base in close contact with, come to stabilize the support to the die holder, avoid taking place to rock and then influence the normal clear of compound die at compound die in-process die holder, it keeps stable to guarantee reciprocating of upper die holder through setting up of two sliding blocks and two spouts, avoid taking place to rock and then influence the normal clear of compound die at the in-process upper die holder that removes.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front sectional view of the present invention;

fig. 3 is the structure diagram of the locking structure of the present invention.

In the figure: 1. a base; 2. a vertical plate; 3. a locking structure; 31. mounting a plate; 32. a threaded post; 33. a knob; 4. a lower die holder; 5. forming holes; 6. a chute; 7. a slider; 8. an upper die holder; 9. a top seat; 10. a cylinder; 11. a multi-control switch; 12. a mounting seat; 13. vibrating a motor; 14. a telescopic rod; 15. vibrating the spring; 16. and (5) injection molding holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, the utility model provides a plastic injection mold for improving molding quality, which comprises a base 1, four evenly distributed telescopic rods 14 are fixedly arranged in the middle of the top end of the base 1, vibration springs 15 are sleeved on the surfaces of the four telescopic rods 14, a lower die holder 4 is fixedly arranged on the top between the four telescopic rods 14, an installation seat 12 is fixedly arranged in the middle of the bottom end of the lower die holder 4, a vibration motor 13 is fixedly arranged on the top of the inner side of the installation seat 12, locking structures 3 are fixedly arranged on both sides of the lower die holder 4, each of the two locking structures 3 comprises an installation plate 31, two threaded columns 32 and two knobs 33, two threaded columns 32 are arranged on the top end of the installation plate 31, knobs 33 are fixedly arranged on the top ends of the two threaded columns 32, the bottoms of the four threaded columns 32 are separated from the base 1 by rotating the four knobs 33 counterclockwise, the vibrations are started through the circular telegram of shock dynamo 13 again, drive the vibrations of die holder 4, set up through four telescopic links 14 and four vibrations springs 15 and increase the vibration range of die holder 4 for material evenly distributed avoids the material space to appear in the inside of shaping hole 5, and then influences the quality of product, and the both sides on base 1 top are all fixed and are provided with riser 2, and the top between two riser 2 is fixed and is provided with footstock 9.

The top fixed mounting of footstock 9 has cylinder 10, and the expansion end of cylinder 10 passes footstock 9 fixedly connected with upper die base 8, and the outside fixed mounting of one of them riser 2 has multi-control switch 11, and cylinder 10 and shock dynamo 13 all promote upper die base 8 downstream through cylinder 10 through multi-control switch 11 and external power supply electric connection, come to carry out the compound die with die holder 4.

Spout 6 has all been seted up at the inboard middle part of two risers 2, the both sides of upper die base 8 are all fixed and are provided with sliding block 7, and the one end that upper die base 8 was kept away from to two sliding blocks 7 respectively with two 6 sliding connection of spout, guarantee reciprocating of upper die base 8 through setting up of two sliding blocks 7 and two spouts 6 and remain stable, avoid the upper die base 8 to take place to rock and then influence the normal clear of compound die in the removal process.

Four screw thread posts 32 all correspond the setting with base 1, all with base 1 in close contact with through the bottom of four screw thread posts 32, guarantee the stability of die holder 4.

An injection molding hole 16 is formed in the middle of the upper die base 8, and materials are guided into the molding hole 5 through the injection molding hole 16.

Shaping hole 5 has been seted up on the top of die holder 4, and shaping hole 5 corresponds the setting with upper die base 8, seals shaping hole 5 through upper die base 8.

When the embodiment of the application is used: an operator firstly rotates the four knobs 33 clockwise to enable the bottoms of the four threaded columns 32 to be in close contact with the base 1 so as to stably support the lower die base 4, the situation that the lower die base 4 shakes in the die assembly process to influence the normal operation of die assembly is avoided, then the air cylinder 10 pushes the upper die base 8 to move downwards to carry out die assembly with the lower die base 4, the two sliding blocks 7 and the two sliding chutes 6 are arranged to ensure that the upper die base 8 moves up and down stably, the situation that the upper die base 8 shakes in the moving process to influence the normal operation of die assembly is avoided, after the die assembly is finished, materials are led into the forming holes 5 through the injection holes 16, then the four knobs 33 are rotated anticlockwise to enable the bottoms of the four threaded columns 32 to be separated from the base 1, then the vibration motor 13 is electrified to start vibration to drive the lower die base 4 to vibrate, the vibration amplitude of the lower die base 4 is increased through the four telescopic rods 14 and the four vibration springs 15, so that the materials are uniformly distributed in the forming holes 5, and the occurrence of gaps in the materials is avoided, thereby affecting the quality of the product.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a promote plastics injection mold of shaping quality, includes base (1), its characterized in that: the improved die is characterized in that four uniformly distributed telescopic rods (14) are fixedly arranged in the middle of the top end of the base (1), vibration springs (15) are sleeved on the surfaces of the four telescopic rods (14), a lower die holder (4) is fixedly arranged at the top between the four telescopic rods (14), a mounting seat (12) is fixedly arranged in the middle of the bottom end of the lower die holder (4), a vibration motor (13) is fixedly arranged at the top of the inner side of the mounting seat (12), locking structures (3) are fixedly arranged on two sides of the lower die holder (4), each of the two locking structures (3) comprises a mounting plate (31), two threaded columns (32) and two knobs (33), two threaded columns (32) are arranged at the top end of the mounting plate (31), the knobs (33) are fixedly arranged on the top ends of the two threaded columns (32), vertical plates (2) are fixedly arranged on two sides of the top end of the base (1), a top seat (9) is fixedly arranged at the top between the two vertical plates (2).

2. The plastic injection mold for improving molding quality of claim 1, wherein: the top fixed mounting of footstock (9) has cylinder (10), the expansion end of cylinder (10) passes footstock (9) fixedly connected with upper die base (8), one of them the outside fixed mounting of riser (2) has many accuse switch (11), cylinder (10) and shock dynamo (13) all through many accuse switch (11) and external power source electric connection.

3. The plastic injection mold for improving molding quality according to claim 2, wherein: two spout (6) have all been seted up at the inboard middle part of riser (2), the both sides of upper die base (8) all are fixed and are provided with sliding block (7), two the one end that upper die base (8) were kept away from in sliding block (7) respectively with two spout (6) sliding connection.

4. The plastic injection mold for improving molding quality of claim 1, wherein: four the screw thread post (32) all correspond the setting with base (1).

5. The plastic injection mold for improving molding quality according to claim 2, wherein: and the middle part of the upper die holder (8) is provided with an injection molding hole (16).

6. The plastic injection mold for improving molding quality according to claim 1, wherein: and a forming hole (5) is formed in the top end of the lower die base (4), and the forming hole (5) is arranged corresponding to the upper die base (8).