CN212498776U

CN212498776U - Rotatory non slipping spur aversion mechanism of double-colored mould

Info

Publication number: CN212498776U
Application number: CN202020431680.3U
Authority: CN
Inventors: 徐学武
Original assignee: Suzhou Food Precision Auto Parts Co ltd
Current assignee: Suzhou Food Precision Auto Parts Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2021-02-09
Anticipated expiration: 2030-03-30

Abstract

The utility model relates to a double-color mold anti-skid block shifting mechanism, which comprises a lower mold and an upper mold, wherein guide posts are fixedly arranged on two sides of the top of the lower mold, the lower mold comprises a first injection mold and a second injection mold, a guide hole is arranged on the bottom of the upper mold and the guide posts relative to the position, a slider body is arranged on the first injection mold, one side of the first injection mold is provided with a groove, a limit block is arranged in the groove in a sliding way, an oblique pressing block is fixedly arranged on the left side of the limit block, a shovel base is fixedly arranged on the bottom of the upper mold and corresponds to the oblique pressing block, a limit groove is arranged on the bottom of the slider body, one end of the limit block is arranged in the limit groove, a sliding groove is arranged on the bottom of the groove, a fixed block is fixedly arranged on the bottom of, the problem that the sliding block shifts when the mold is used for injection molding can be avoided, and the stable motion of the mold structure is ensured.

Description

Rotatory non slipping spur aversion mechanism of double-colored mould

Technical Field

The utility model relates to a rotatory non slipping spur of double-colored mould aversion mechanism belongs to mould technical field.

Background

Double-colored mould is two kinds of plastic materials and moulds plastics on same injection molding machine, divide twice shaping, but the mould of product demolding once only, in order to can the demolding smoothly, current double-colored mould that has oblique guide pillar and slider mechanism, oblique guide pillar pushes away the outside with the slider seat in the slider mechanism when the second color shaping back die sinking, the slider drives the slider mold insert and breaks away from the product, accomplish the action of loosing core, the primary structure mould is spouting at shaping one, when the mould rotates to spouting two, the slider is unstable, there is the aversion phenomenon, moulding-die when causing the mould compound die.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotatory non slipping spur of double-colored mould aversion mechanism can avoid the mould problem that the slider shifted when moulding plastics, ensures the mould structural motion stable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rotary anti-skid block shifting mechanism of a double-color mold comprises a lower mold and an upper mold, wherein guide posts are fixedly arranged on two sides of the top of the lower mold, the lower die consists of a first injection die and a second injection die, the bottom of the upper die and the guide post are provided with guide holes corresponding to the guide posts, the first injection mold is provided with a slide block body, one side of the first injection mold is provided with a groove, a limiting block is arranged in the groove in a sliding manner, an inclined pressing block is fixedly arranged on the left side of the limiting block, a shovel base is fixedly arranged at the bottom of the upper die and corresponds to the inclined pressing block, the bottom of the slide block body is provided with a limiting groove, one end of the limiting block is arranged in the limiting groove, the bottom of the groove is provided with a sliding groove, the fixed block that is provided with in stopper bottom, the fixed block sets up in the sliding tray, just be provided with reset spring between fixed block and the sliding tray inner wall.

Furthermore, one side of the second injection mold is provided with a limiting mechanism with the same structure as the groove, and the limiting mechanism is arranged symmetrically to the groove.

Furthermore, the groove is located between the guide posts, and the top of the limiting block is lower than the top of the lower die.

Furthermore, chamfers are arranged at the contact positions of the bottom of the shovel base and the top of the inclined pressing block.

Furthermore, the position of the limiting groove corresponds to the position of the groove, and the width of the limiting groove is matched with the width of the limiting block.

Furthermore, the cross-sectional patterns of the sliding groove and the fixed block are both convex.

The utility model has the advantages that:

1. by arranging the guide posts, when the lower die and the upper die are matched, the guide posts are inserted into the guide holes to play a role in guiding and positioning, so that the accuracy in matching is ensured, the injection molding efficiency is ensured, meanwhile, the shovel base can be accurately inserted into the groove, the collision with the lower die is avoided, and the stable operation of the die is ensured;

2. through setting up the shovel base, when lower mould and last mould compound die, shovel base bottom inserts in the recess and the contact of sloping briquetting, extrudees the stopper through the slope to the stopper removes to spacing inslot, thereby the dead slider body of lock, slider body does not have the aversion phenomenon when avoiding moulding plastics, when guaranteeing the accuracy when moulding plastics.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

FIG. 1 is a schematic structural view of a rotary anti-skid block shifting mechanism of a two-color mold of the present invention;

FIG. 2 is a top view of a first injection mold of a rotary anti-skid block shifting mechanism of the two-color mold of the present invention;

FIG. 3 is a schematic diagram of a limiting mechanism of a rotary anti-skid block shifting mechanism of the two-color mold of the present invention;

reference numbers in the figures: 1. a lower die; 2. an upper die; 3. a guide post; 4. a guide hole; 5. a slider body; 6. a groove; 7. a limiting block; 8. an inclined pressing block; 9. a shovel base; 10. a limiting groove; 11. A sliding groove; 12. a fixed block; 13. a return spring; 14. a first injection mold; 15. and a second injection mold.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a rotary anti-skid block shifting mechanism of a double-color mold comprises a lower mold 1 and an upper mold 2, wherein guide posts 3 are fixedly arranged on two sides of the top of the lower mold 1, the lower mold 1 is composed of a first injection mold 14 and a second injection mold 15, guide holes 4 are formed in the bottom of the upper mold 2 and the guide posts 3 relative to the positions, when the lower mold 1 and the upper mold 2 are closed, the guide posts 3 are inserted into the guide holes 4 to play a role in guiding and positioning, so that the accuracy in closing the molds is ensured, the injection molding efficiency is ensured, meanwhile, a shovel base 9 can be accurately inserted into a groove 6 to avoid collision with the lower mold 1, the stable operation of the molds is ensured, a slider body 5 is arranged on the first injection mold 14, a groove 6 is formed in one side of the first injection mold 14, a limit block 7 is arranged in the groove 6 in a sliding manner, an inclined pressing block 8 is fixedly arranged on the left side of the limit block 7, a, the bottom of the slide block body 5 is provided with a limiting groove 10, one end of the limiting block 7 is arranged in the limiting groove 10, the bottom of the groove 6 is provided with a sliding groove 11, when the lower die 1 and the upper die 2 are closed, the bottom of the shovel base 9 is inserted into the groove 6 to be contacted with the inclined pressing block 8, the inclined surface extrudes the limiting block 7, so that the limiting block 7 moves into the limiting groove 10, thereby locking the sliding block body 5, avoiding the sliding block body 5 from moving during injection molding and ensuring the accuracy during injection molding, a fixed block 12 is fixedly arranged at the bottom of the limiting block 7, the fixed block 12 is arranged in the sliding groove 11, a return spring 13 is arranged between the fixed block 12 and the inner wall of the sliding groove 11, when the mold is opened, the fixed block 12 is moved by the reset of the reset spring 13, so that the limit block 7 leaves the limit groove 10, and the separation operation of the injection molding part is completed.

More specifically, 15 one side of second injection mold is provided with the stop gear the same with 6 inner structure of recess, and sets up with 6 symmetries of recess, recess 6 is located between the guide post 3, just 7 tops of stopper highly are less than the height at 1 top of lower mould, avoid 7 tops of stopper and last mould 2 to take place the friction, shovel base 9 bottom and 8 top contact departments of briquetting all are provided with the chamfer, are convenient for shovel base 9 to extrude briquetting 8, the position and the 6 corresponding positions of recess of spacing groove 10, just the width of spacing groove 10 and the width phase-match of stopper 7, when stopper 7 removes to insert the spacing inslot 10, guarantee that slider body 5 can not appear the displacement phenomenon, sliding tray 11 is the type with 12 cross-section figures of fixed block, upwards protruding when avoiding stopper 7 to remove.

The utility model discloses the theory of operation: when using, go up mould 2 and remove and carry out the closure with lower mould 1, shovel base 9 inserts in the recess 6 and contacts with oblique briquetting 8, extrude stopper 7 through the slope, thereby stopper 7 removes to the spacing inslot 10, thereby lock slider body 5, the shaping has been gone up on first shooting mould 14 and has been penetrated behind the product, the die sinking is rotatory to second shooting mould 15, let lower mould 1 and last mould 2 compound die once more, also can lock slider body 5 through stopper 7 and die, ensure that the displacement phenomenon can not appear in the slider when moulding plastics.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims

1. The utility model provides a rotatory non slipping spur of double-colored mould aversion mechanism, includes lower mould (1), goes up mould (2), its characterized in that: the guide posts (3) are fixedly arranged on two sides of the top of the lower die (1), the lower die (1) is composed of a first injection die (14) and a second injection die (15), guide holes (4) are formed in the bottom of the upper die (2) and the guide posts (3) relative to the positions, a slider body (5) is arranged on the first injection die (14), a groove (6) is formed in one side of the first injection die (14), a limiting block (7) is arranged in the groove (6) in a sliding mode, an inclined pressing block (8) is fixedly arranged on the left side of the limiting block (7), a shovel base (9) is fixedly arranged on the bottom of the upper die (2) and corresponds to the inclined pressing block (8), a limiting groove (10) is formed in the bottom of the slider body (5), one end of the limiting block (7) is arranged in the limiting groove (10), a sliding groove (11) is, the fixed block (12) is fixedly arranged at the bottom of the limiting block (7), the fixed block (12) is arranged in the sliding groove (11), and a reset spring (13) is arranged between the fixed block (12) and the inner wall of the sliding groove (11).

2. The dual-color mold rotating anti-skid block shifting mechanism according to claim 1, characterized in that: and one side of the second injection mold (15) is provided with a limiting mechanism with the same structure as that in the groove (6), and the limiting mechanism is symmetrically arranged with the groove (6).

3. The dual-color mold rotating anti-skid block shifting mechanism according to claim 1, characterized in that: the groove (6) is located between the guide columns (3), and the top of the limiting block (7) is lower than the top of the lower die (1).

4. The dual-color mold rotating anti-skid block shifting mechanism according to claim 1, characterized in that: chamfers are arranged at the contact positions of the bottom of the shovel base (9) and the top of the inclined pressing block (8).

5. The dual-color mold rotating anti-skid block shifting mechanism according to claim 1, characterized in that: the position of the limiting groove (10) corresponds to the position of the groove (6), and the width of the limiting groove (10) is matched with the width of the limiting block (7).

6. The dual-color mold rotating anti-skid block shifting mechanism according to claim 1, characterized in that: the cross-sectional patterns of the sliding groove (11) and the fixed block (12) are both convex.