CN216804268U

CN216804268U - Slider side structure of loosing core

Info

Publication number: CN216804268U
Application number: CN202123134098.4U
Authority: CN
Inventors: 李敏
Original assignee: Guangdong Shenggao Communications Co ltd
Current assignee: Guangdong Shenggao Communications Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-06-24
Anticipated expiration: 2031-12-14

Abstract

The utility model provides a slider side core-pulling structure which comprises an inclined guide post, a sliding seat, a side mold core arranged at the front end of the sliding seat, a core-pulling insert movable in the side mold core and a core-pulling slider connected with the core-pulling insert, wherein the core-pulling slider slides in the sliding seat, the side mold core comprises an upper forming part and a lower forming part, a containing groove is formed in the lower forming part, the core-pulling insert is arranged in the containing groove, the core-pulling insert comprises a forming module and a push block driving the forming module to move up and down, the front end of the push block is connected with the forming module in a sliding mode, the rear end of the push block is fixedly connected with the core-pulling slider, a first inclined guide hole matched with the inclined guide post is formed in the sliding seat, the first inclined guide hole is of a long hole structure, a second inclined guide hole communicated with the first inclined guide hole is formed in the core-pulling slider, and the diameter of the second inclined guide hole is matched with the diameter of the inclined guide post. Compared with the existing processing mode, the structure of the utility model has high processing efficiency and compact core-pulling structure layout, and can complete the demoulding of the side mould core without waiting during the mould opening.

Description

Slider side structure of loosing core

Technical Field

The utility model relates to the technical field of injection molds, in particular to a slider side core-pulling structure.

Background

The injection mold is a common mold for molding plastic parts, and plastic parts with various forms can be molded through the injection mold so as to meet various requirements of people. The existing product, for example, the product shown in fig. 6 is processed, an inner groove (8) needs to be processed in a product hole, the existing operation mode is that an insert is directly upwards arranged on a movable die of a die, the insert passes through a side die core and then abuts against the inner groove to be formed, after the product is formed, the insert needs to be retreated and reset firstly to reset a side sliding block, so that the side die core and the product are demoulded, but the matching precision and size between the insert and the side die core are high in requirement of the forming mode, the part processing cost is high, and the whole volume of the die is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a slider side core-pulling structure to solve the technical problem in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a slider side structure of loosing core, includes oblique guide pillar, slide, installs at the side mold core of slide front end, the side mold core of activity loose core mold insert and the slider of loosing core that is connected with the mold insert of loosing core in the side mold core, the slider of loosing core slides in the slide, the side mold core includes formed part and lower formed part, be equipped with the storage tank in the formed part down, the mold insert of loosing core is in the storage tank, the mold insert of loosing core includes the ejector pad of forming module and drive forming module up-and-down motion, the front end and the forming module sliding connection of ejector pad, the rear end and the slider fixed connection of loosing core of ejector pad, it cooperatees with oblique guide pillar to be equipped with first oblique guide hole on the slide, first oblique guide hole is long type pore structure, it communicates with each other with first oblique guide hole to loose core to be equipped with the oblique guide hole of second on the slider, oblique guide hole diameter of second and oblique guide pillar diameter size phase-match.

The slide includes fixed block and movable block, the fixed block sets firmly at the movable block front end, first oblique guide hole is established on the movable block, be equipped with a holding chamber in the movable block, the slider of loosing core slides at the holding intracavity.

The left side or the right side of one-tenth moulding piece is equipped with outside extension's locating piece, the position phase-match that corresponds in the storage tank and be equipped with slot and locating piece, the bottom of one-tenth moulding piece is equipped with first inclined plane, be equipped with the second inclined plane on the ejector pad and closely laminate with first inclined plane, be equipped with the spout on the first inclined plane, be equipped with the bellied slip table that makes progress on the second inclined plane, the slip table slides in the spout.

The longitudinal section structures of the sliding groove and the sliding table are dovetail groove structures.

The positioning device is characterized by further comprising a compression block and a plurality of first positioning assemblies with the same structure, wherein the first positioning assemblies and the compression block are both mounted on the fixed die, the compression block is abutted to the sliding seat, each first positioning assembly comprises a positioning column and a pressure spring, the pressure springs are arranged above the positioning columns and in the fixed die, the positioning columns are elastically connected with the fixed die through the pressure springs, first positioning holes are formed in the sliding seat, and the positioning columns are inserted into the first positioning holes.

The rear side of the core-pulling sliding block is provided with a third inclined surface, the rear side of the sliding seat is provided with a fourth inclined surface which is parallel to the third inclined surface, and the pressing block is provided with a fifth inclined surface which is abutted to the third inclined surface and the fourth inclined surface.

Compared with the prior art, the slide block side core pulling structure provided by the utility model adopts a double-slide block structure form to carry out sunken core pulling and demolding on a slot position in a product hole, the core pulling slide block is driven to move towards the direction away from a product along with the movement of the inclined guide post, the slide seat is kept still, the molding module slides along the slide table so as to move up and down until the core pulling is completed with a molding part and a product part on the molding module, and then the core pulling insert completes the integral core pulling along with the slide seat. Ensure the stability of product quality and the normal operation of production.

Drawings

FIG. 1: the utility model has a schematic three-dimensional structure;

FIG. 2: the core-pulling slide block and the movable insert are connected schematically;

FIG. 3: a schematic structural diagram of the push block;

FIG. 4: a schematic structural diagram of a molding module;

FIG. 5: the motion principle schematic diagram of the push block and the forming module;

FIG. 6: the utility model is a structure schematic diagram of a processed product.

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.

Specific example 1: referring to fig. 1 and 2, in an embodiment of the present invention, a slider side core pulling structure includes an inclined guide post 2, a sliding base 1, a side mold core 3 installed at a front end of the sliding base 1, a core pulling insert 4 movable in the side mold core 3, and a core pulling slider 5 connected to the core pulling insert 4, where the core pulling slider 5 slides in the sliding base 1, the side mold core 3 includes an upper molding part 301 and a lower molding part 302, a receiving groove 302-1 is provided in the lower molding part 302, the core pulling insert 4 is in the receiving groove 302-1, the core pulling insert 4 includes a molding module 402 and a push block 401 driving the molding module 402 to move up and down, a front end of the push block 401 is slidably connected to the molding module 402, a rear end of the push block 401 is fixedly connected to the core pulling slider 5, a first inclined guide hole 101-2 provided on the sliding base 1 and matched with the inclined guide post 2, the first inclined guide hole 101-2 is of a long hole structure, a second inclined guide hole 501 provided on the core pulling slider 5 and communicated with the first inclined guide hole 101-2, the diameter of the second inclined guide hole 501 is matched with the diameter of the inclined guide post 2. The length of the first inclined guide hole 101-2 is the delayed core-pulling time of the sliding seat 1, so that the inclined guide post 2 can drive the core-pulling sliding block 5 to slide in the first inclined hole along with the mold opening of the mold, and the effect of demoulding the inner groove 8 of the product in advance is achieved.

The sliding seat 1 comprises a fixed block 102 and a movable block 101, the fixed block 102 is fixedly arranged at the front end of the movable block 101, a first inclined guide hole 101-2 is formed in the movable block 101, an accommodating cavity is formed in the movable block 101, and the core-pulling sliding block 5 slides in the accommodating cavity. The side mold core 3 is fixedly connected with the slide carriage 1 through the fixing block 102.

Referring to fig. 3 to 5, a forming portion 402-1 is disposed above a forming module 402, the forming portion 402-1 corresponds to an inner groove to be formed on a product, a positioning block 402-2 extending outward is disposed on the left side or/and the right side of the forming module 402, in this embodiment, positioning blocks 402-2 having the same structure are disposed on both sides of the forming module 402, the positioning blocks 402-2 are rectangular, a slot 302-2 corresponding to the positioning block 402-2 is disposed in the receiving slot 302-1, a first inclined surface 402-3 is disposed at the bottom of the forming module 402, a second inclined surface 401-1 disposed on a pushing block 401 is closely attached to the first inclined surface 402-3, a sliding slot 402-4 is disposed on the first inclined surface 402-3, a sliding table 401-2 protruding upward is disposed on the second inclined surface 401-1, the slide table 401-2 slides in the slide groove 402-4. By arranging the limiting structure of the insert buckle between the positioning block 402-2 and the slot 302-2, when the movable block 101 moves away from the product in the direction of the core-pulling slider 5, the first inclined surface 402-3 moves downwards along the second inclined surface 401-1, so that the forming part 402-1 on the forming module 402 is separated from the product.

The longitudinal section structures of the sliding groove 402-4 and the sliding table 401-2 are dovetail groove structures, and the sliding fit between the sliding table 401-2 and the sliding groove 402-4 is more stable due to the dovetail groove structures, so that the forming part 402-1 can be completely separated from a product during demolding.

The structure of the utility model also comprises a compression block 6 and a plurality of first positioning components 7 with the same structure, wherein the first positioning components 7 and the compression block 6 are both arranged on the fixed die, the compression block 6 is abutted against the sliding seat 1, the first positioning components 7 comprise positioning columns 701 and compression springs 702, the compression springs 702 are arranged above the positioning columns 701 and in the fixed die, the positioning columns 701 are elastically connected with the fixed die through the compression springs 702, the sliding seat 1 is provided with first positioning holes 101-1, and the positioning columns 701 are inserted into the first positioning holes 101-1. The first positioning assembly 7 is provided to ensure that the slide 1 can be clamped in place during mold clamping, and during mold clamping, the slide 1 is moved towards the mold core direction along with the insertion of the inclined guide post 2 into the first inclined guide hole 101-2 and the second inclined guide hole 501 until the positioning post 701 on the first positioning assembly 7 is inserted into the first positioning hole 101-1.

The rear side of the core-pulling sliding block 5 is provided with a third inclined surface 502, the rear side of the sliding seat 1 is provided with a fourth inclined surface 101-3 which is parallel to the third inclined surface 502, and the pressing block 6 is provided with a fifth inclined surface 601 which is abutted to the third inclined surface 502 and the fourth inclined surface 101-3.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a slider side structure of loosing core which characterized in that: including oblique guide pillar, slide, install at the side mold core of slide front end, the side mold core in the activity loose core mold insert and with the slider of loosing core that the mold insert is connected, the slider of loosing core slides in the slide, the side mold core includes formed part and lower formed part, be equipped with the storage tank in the formed part down, the mold insert of loosing core is in the storage tank, the mold insert of loosing core includes the ejector pad of forming module and drive forming module up-and-down motion, the front end and the forming module sliding connection of ejector pad, the rear end and the slider fixed connection of loosing core of ejector pad, be equipped with on the slide first oblique guide hole and cooperate with oblique guide pillar to one side, first oblique guide hole is long type pore structure, it communicates with each other with first oblique guide hole to be equipped with the oblique guide hole of second on the slider of loosing core, the oblique guide hole diameter of second and oblique guide pillar diameter size phase-match.

2. The slider side core pulling structure according to claim 1, characterized in that: the slide includes fixed block and movable block, the fixed block sets firmly at the movable block front end, first oblique guide hole is established on the movable block, be equipped with a holding chamber in the movable block, the slider of loosing core slides at the holding intracavity.

3. The slider side core pulling structure according to claim 2, characterized in that: the left side or the right side of one-tenth moulding piece is equipped with outside extension's locating piece, the position phase-match that corresponds in the storage tank and be equipped with slot and locating piece, the bottom of one-tenth moulding piece is equipped with first inclined plane, be equipped with the second inclined plane on the ejector pad and closely laminate with first inclined plane, be equipped with the spout on the first inclined plane, be equipped with the bellied slip table that makes progress on the second inclined plane, the slip table slides in the spout.

4. The slider side core pulling structure according to claim 3, characterized in that: the longitudinal section structures of the sliding groove and the sliding table are dovetail groove structures.

5. The slider side core pulling structure according to claim 1, characterized in that: the positioning device is characterized by further comprising a compression block and a plurality of first positioning assemblies with the same structure, wherein the first positioning assemblies and the compression block are both mounted on the fixed die, the compression block is abutted to the sliding seat, each first positioning assembly comprises a positioning column and a pressure spring, the pressure springs are arranged above the positioning columns and in the fixed die, the positioning columns are elastically connected with the fixed die through the pressure springs, first positioning holes are formed in the sliding seat, and the positioning columns are inserted into the first positioning holes.

6. The slider side core pulling structure according to claim 5, wherein: the rear side of the core-pulling sliding block is provided with a third inclined surface, the rear side of the sliding seat is provided with a fourth inclined surface which is parallel to the third inclined surface, and the pressing block is provided with a fifth inclined surface which is abutted to the third inclined surface and the fourth inclined surface.