CN211891798U

CN211891798U - Sliding block core pulling mechanism for multi-direction demolding

Info

Publication number: CN211891798U
Application number: CN202020219731.6U
Authority: CN
Inventors: 周勇; 姚香菊; 魏平
Original assignee: Shenzhen Zhongzhongsheng Technology Co ltd
Current assignee: Shenzhen Zhongzhongsheng Technology Co ltd
Priority date: 2020-02-27
Filing date: 2020-02-27
Publication date: 2020-11-10
Anticipated expiration: 2030-02-27

Abstract

The utility model discloses a multi-direction demoulding slide block core-pulling mechanism, which comprises a slide block seat, a spring, a first insert, a second insert, a first insert pressing block, a second insert pressing block and a slide block head; the second insert pressing block is arranged on the left side of the sliding block seat, the second insert is arranged on the left side of the second insert pressing block, the first insert pressing block is arranged on the left side of the second insert pressing block, the first insert is arranged on the left side of the first insert pressing block, and the spring is arranged between the first insert pressing block and the second insert pressing block; the first inserts are symmetrically arranged front and back, the front side surface and the back side surface of the second insert are respectively provided with a drawing surface which is arranged in an expanding manner towards the right, the inner side edge between the two first inserts is respectively provided with an inclined surface, each inclined surface is provided with a dovetail groove, and each drawing surface is correspondingly provided with a dovetail boss which is in sliding fit with each dovetail groove; the slider head is arranged on the left side of the first insert pressing block, the slider heads are led out from the left ends of the first insert and the second insert, and the plastic product forming surface is formed on the left side surface; realize multi-direction die sinking.

Description

Sliding block core pulling mechanism for multi-direction demolding

Technical Field

The utility model belongs to the technical field of the mold design and specifically relates to a slider mechanism of loosing core that multi-direction demolding was related to.

Background

The conventional sliding block core-pulling mechanism in the die only has one die-stripping direction, and is simple in structure and easy to realize. However, the shapes of plastic products on the market are complex and changeable, and most of the time, the sliding block core pulling mechanism can not be separated from the plastic products to be subjected to mold stripping along one direction, namely the sliding block core pulling mechanism can not be separated from the plastic products along one direction and can be clamped at buckling positions of the plastic products; the conventional sliding block core-pulling mechanism cannot be used in the mold of the plastic product, and the mold design of the plastic product cannot be completed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, provides a technical scheme that can solve above-mentioned problem.

The sliding block core-pulling mechanism for multi-direction demolding comprises a sliding block seat, a spring, a first insert, a second insert, a first insert pressing block, a second insert pressing block and a sliding block head; the second insert pressing block is fixedly arranged on the left surface of the sliding block seat, the second insert is fixedly arranged on the left side of the second insert pressing block, the first insert pressing block is arranged on the left side of the second insert pressing block, the first insert is fixedly arranged on the left side of the first insert pressing block, and the spring is fixedly arranged between the first insert pressing block and the second insert pressing block; the first insert pressing block is provided with a square opening for the second insert to be inserted into, the first insert is provided with two symmetrical front and back parts, the front side surface and the back side surface of the second insert are respectively provided with a drawing surface which is arranged in a rightward expanding way, the inner side edge between the two first inserts is respectively provided with an inclined surface which is flatly attached to the drawing surface, the inclined surfaces are respectively provided with a dovetail groove, the drawing surfaces are respectively provided with a dovetail boss correspondingly, and the dovetail bosses are correspondingly arranged in the dovetail grooves in a sliding fit manner; the slider head sets up in the left side of first mold insert briquetting, and the overhead shaping of slider has the countersunk head groove that supplies first mold insert and the mutual clearance fit of second mold insert, and the left side surface of first mold insert and second mold insert all is moulded has plastic product profile, and the overhead shaping of slider has the logical groove that supplies plastic product profile to pass the slider head, leads to the groove setting and locates and communicate each other with the countersunk head groove in the intermediate position in countersunk head groove.

Further: the outer side of the first insert is also formed with a buckling boss.

The die can drive the sliding block seat to move left and right in the die opening or die closing process, when the die is closed, the sliding block seat moves left, the second insert can drive the two first inserts to be mutually opened when moving left through the matching of the dovetail boss and the dovetail groove, and then the first inserts are pushed into the countersunk grooves, so that the plastic product forming surfaces on the left sides of the first inserts and the second inserts can penetrate through the through grooves to be arranged on the side edges of the plastic products, the buckling bosses on the outer sides can be better buckled into buckling positions of the plastic products, and the plastic products can be conveniently subjected to injection molding processing; during the die sinking, the second mold insert drives two first mold inserts and moves to the right, and two first mold inserts move to the inboard under the cooperation of dovetail and forked tail boss simultaneously for detain the position that the position boss breaks away from the plastic product, conveniently break away from the plastic product.

Compared with the prior art, the beneficial effects of the utility model are that: the mold can move along the buckling position direction of the plastic product to separate from the buckling position of the plastic product when the mold is opened, and then the mold is ejected out, so that the structure is simple, and the mold design of the plastic product with the buckling position is convenient.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the explosion structure of the present invention.

Fig. 3 is an exploded view from another perspective of the present invention.

Fig. 4 is a schematic view of the matching structure of the corresponding insert of the present invention.

FIG. 5 is a schematic view of a plastic product with a buckle.

Shown in the figure: 1. a slider seat; 2. a spring; 3. a first insert; 4. a second insert; 5. pressing the first insert; 6. pressing the second insert; 7. a slider head; 8. square opening; 9. drawing the die surface; 10. a bevel; 11. a dovetail groove; 12. dovetail bosses; 13. a countersunk groove; 14. molding surface of plastic product; 15. a through groove; 16. buckling a boss; 17. shoveling the chicken; 18. a through hole; 19. an inclined guide post; 20. plastic products; 21. and (6) buckling the position.

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. 1-4, the multi-directional demolding slide block core-pulling mechanism includes a slide block seat 1, a spring 2, a first insert 3, a second insert 4, a first insert pressing block 5, a second insert pressing block 6 and a slide block head 7; the second insert pressing block 6 is fixedly arranged on the left side surface of the sliding block seat 1, the second insert 4 is fixedly arranged on the left side of the second insert pressing block 6, the first insert pressing block 5 is arranged on the left side of the second insert pressing block 6, the first insert 3 is fixedly arranged on the left side of the first insert pressing block 5, and the spring 2 is fixedly arranged between the first insert pressing block 5 and the second insert pressing block 6; a square opening 8 for inserting the second insert 4 is formed in the first insert pressing block 5, the first inserts 3 are symmetrically arranged in the front and back, drawing surfaces 9 which are arranged in a rightward expanding mode are formed on the front side surface and the back side surface of the second insert 4, inclined surfaces 10 which are arranged in a flatly attaching mode with the drawing surfaces 9 are formed on the inner side edges between the two first inserts 3, dovetail grooves 11 are formed in the inclined surfaces 10, dovetail bosses 12 are correspondingly formed in the drawing surfaces 9, and the dovetail bosses 12 are correspondingly installed in the dovetail grooves 11 in a sliding fit mode; the slider head 7 is arranged on the left side of the first insert pressing block 5, countersunk grooves 13 for the first insert 3 and the second insert 4 to be in clearance fit with each other are formed in the slider head 7, plastic product molding surfaces 14 are formed on the left side surfaces of the first insert 3 and the second insert 4, through grooves 18 for the plastic product molding surfaces 14 to penetrate through the slider head 7 are formed in the slider head 7, and the through grooves 18 are arranged in the middle of the countersunk grooves 13 and are communicated with the countersunk grooves 13; the working principle is as follows: the die can drive the slider seat 1 to move left and right in the die opening or die closing process, when the die is closed, the slider seat 1 moves left, so that the dovetail boss 12 of the drawing surface 9 on the side edge of the second insert 4 is inserted into the dovetail groove 11 of the inclined surface 10 on the inner side of the first insert 3, the second insert 4 can drive the two first inserts 3 to be mutually opened when moving left through the inclined arrangement of the drawing surface 9, then the first insert 3 is pushed into the countersunk groove 13, so that the plastic product molding surfaces 14 on the left sides of the first insert 3 and the second insert 4 can penetrate through the through groove on the side edge of the plastic product 20, and the spring 2 enables the second insert 4 to be better pressed between the two first inserts 3; during the die sinking, the second mold insert 4 drives the two first mold inserts 3 to move rightwards, and the two first mold inserts 3 move inwards under the cooperation of the dovetail groove 11 and the dovetail boss 12, so that the plastic product 20 is conveniently separated.

Please refer to fig. 4-5, which are further embodiments of the present invention: a buckling boss 16 is formed on the outer side of the first insert 3; after the die assembly is carried out, the two first inserts 3 are in an open state, so that the buckling bosses 16 on the outer sides can be better buckled at the buckling positions 21 of the plastic product 20, the injection molding processing of the plastic product 20 is facilitated, when the die assembly is carried out, the speed of the first inserts 3 and the speed of the second inserts 4 leaving the plastic product 20 are reduced under the elastic force of the spring 2, and the two first inserts 3 move through the matching inner sides of the dovetail grooves 11 and the dovetail bosses 12 so as to be separated from the buckling positions 21 of the plastic product 20.

Referring to fig. 1-4, as a further embodiment of the present invention: a shovel chicken 17 for limiting the sliding of the sliding block seat 1 is arranged on the right side of the sliding block seat 1; shovel chicken 17 and mould reciprocal anchorage for slider seat 1 slides the location in the mould for slider seat 1's slip is more stable.

Referring to fig. 1-4, as a further embodiment of the present invention: a through hole 18 which is obliquely arranged at the right lower side is formed in the slider seat 1, the slider seat 1 is arranged at the upper side and the lower side of the through hole 18, an inclined guide pillar 19 is further arranged, the inclined guide pillar 19 is inserted into the through hole 18 from the upper side of the slider seat 1 and is mutually matched with the through hole 18 in a sliding manner, and the inclined guide pillar 19 moves up and down to drive the slider seat 1 to move left and right; when the mold is opened, the front mold drives the inclined guide post 19 to move upwards, and the slide block seat 1 moves rightwards through the cooperation of the inclined guide post 19 and the through hole 18; when the die is closed, the front die drives the inclined guide post 19 to move downwards, and the slider seat 1 moves leftwards through the cooperation of the inclined guide post 19 and the through hole 18.

Referring to fig. 1-4, as a further embodiment of the present invention: the through holes 18 are formed in the slider seat 1, the two through holes 18 are arranged in a front-back separated mode, and the inclined guide columns 19 are arranged in a front-back separated mode corresponding to the through holes 18; so that the sliding of the slider seat 1 is smoother.

Referring to fig. 1-4, as a further embodiment of the present invention: the four springs 2 are fixedly arranged between the first insert pressing block 5 and the second insert pressing block 6, and the four springs 2 are correspondingly arranged at the four corner ends of the first insert pressing block 5 and the second insert pressing block 6; so that the elastic stress between the first insert pressing block 5 and the second insert pressing block 6 is more stable.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The sliding block core-pulling mechanism for multi-direction demolding is characterized in that: the slide block device comprises a slide block seat, a spring, a first insert, a second insert, a first insert pressing block, a second insert pressing block and a slide block head; the second insert pressing block is fixedly arranged on the left surface of the sliding block seat, the second insert is fixedly arranged on the left side of the second insert pressing block, the first insert pressing block is arranged on the left side of the second insert pressing block, the first insert is fixedly arranged on the left side of the first insert pressing block, and the spring is fixedly arranged between the first insert pressing block and the second insert pressing block; the first insert pressing block is provided with a square opening for the second insert to be inserted into, the first insert is provided with two symmetrical front and back parts, the front side surface and the back side surface of the second insert are respectively provided with a drawing surface which is arranged in a rightward expanding way, the inner side edge between the two first inserts is respectively provided with an inclined surface which is flatly attached to the drawing surface, the inclined surfaces are respectively provided with a dovetail groove, the drawing surfaces are respectively provided with a dovetail boss correspondingly, and the dovetail bosses are correspondingly arranged in the dovetail grooves in a sliding fit manner; the slider head sets up in the left side of first mold insert briquetting, and the overhead shaping of slider has the countersunk head groove that supplies first mold insert and the mutual clearance fit of second mold insert, and the left side surface of first mold insert and second mold insert all is moulded has plastic product profile, and the overhead shaping of slider has the logical groove that supplies plastic product profile to pass the slider head, leads to the groove setting and locates and communicate each other with the countersunk head groove in the intermediate position in countersunk head groove.

2. The multi-directional demolding slider core pulling mechanism of claim 1, wherein: the outer side of the first insert is also formed with a buckling boss.

3. The multi-directional demolding slider core pulling mechanism of claim 1, wherein: the right side of the sliding block seat is provided with a chicken shovel for limiting the sliding of the sliding block seat.

4. The multi-directional demolding slider core pulling mechanism of claim 1, wherein: the slider seat is formed with a through hole arranged at the lower right side of the oblique direction, the upper side and the lower side of the through hole are all communicated with the slider seat, an oblique guide pillar is further arranged, the oblique guide pillar is inserted into the through hole from the upper side of the slider seat and is in sliding fit with the through hole, and the oblique guide pillar moves up and down to drive the slider seat to move left and right.

5. The multi-directional demolding slider core pulling mechanism of claim 4, wherein: the through-hole is equipped with two of shaping on the slider seat, and two through-holes part the setting in front and back, and the guide pillar corresponds the through-hole and is equipped with two of part in front and back to one side.

6. The multi-directional demolding slider core pulling mechanism of claim 1, wherein: the springs are provided with four springs fixedly installed between the first insert pressing block and the second insert pressing block, and the four springs are correspondingly installed at the end parts of four corners of the first insert pressing block and the second insert pressing block.