CN210362096U

CN210362096U - Positioning mechanism for mold

Info

Publication number: CN210362096U
Application number: CN201921370740.9U
Authority: CN
Inventors: 王亚奔
Original assignee: Wenzhou Baojinli Mould Co Ltd
Current assignee: Wenzhou Jingbao mould Co.,Ltd.
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-04-21
Anticipated expiration: 2029-08-22

Abstract

The utility model relates to a positioning mechanism, in particular to a positioning mechanism for a mould, which comprises a male mould component and a female mould component for mould closing and demoulding, wherein the male mould component comprises a male mould plate and a guide sleeve, a first groove for assembling a male mould core is arranged in the male mould plate, a first hole for reciprocating motion of a guide post is arranged on the guide sleeve, the guide sleeve is fixedly connected in the male mould core, and the reciprocating motion of the guide post on the guide sleeve realizes the positioning of mould closing and demoulding. Easy assembly and convenient processing, and strong practicability.

Description

Positioning mechanism for mold

Technical Field

The utility model relates to a positioning mechanism, in particular to a positioning mechanism for mould.

Background

The mold is a tool for manufacturing a molded article, the mold is divided into a front mold (female mold) and a rear mold (male mold) for manufacturing the article through mold closing and demolding, the male mold and the female mold need to be positioned in the mold closing and demolding process, most of the market utilizes a guide pillar on the female mold to be inserted into a hole on a male mold plate for positioning, the hole is abraded after long-term operation, the whole male mold plate needs to be replaced, and the cost is increased; in addition, the male die is provided with a datum line, the male die core is completely attached to the datum line, the male die core is fixed on the male die plate through screws, and after long-time operation, the male die core gradually separates from the datum line and needs to be screwed again, so that the production efficiency is reduced; in addition, the male template is provided with a groove for the reciprocating motion of the sliding block, and an integrated male template is mostly adopted in the market, so that the width or the depth of the groove is difficult to master and control, and how to overcome the above difficulties is the problem to be solved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a positioning mechanism for mould.

In order to realize the purpose, the utility model adopts the technical scheme that: the utility model provides a positioning mechanism for mould, is including the public mould subassembly and the master model subassembly that are used for compound die and drawing of patterns, its characterized in that, public mould subassembly includes public template and guide pin bushing, is equipped with the first groove of assembly public mould benevolence in the public template, is equipped with the first hole that supplies guide pillar reciprocating motion on the guide pin bushing, and guide pin bushing fixed connection has realized the location of compound die and drawing of patterns in the reciprocating motion of guide pillar on the guide pin bushing.

The male die core is provided with a second hole for assembling the guide sleeve, a second groove is formed in the bottom of the second hole, a first step matched with the second groove is arranged on the guide sleeve, and the guide sleeve is fixed in the male die core in a limiting mode through the mutual matching of the first step, the second groove and the male die plate.

The bottom of the first step is provided with a third groove communicated with the first hole and the outer part of the guide sleeve, and the side part of the second groove and the position corresponding to the third groove are provided with a fourth groove communicated with the third groove and the outer part of the male die core.

The male template and the corner of the male die core are matched to form an exhaust hole, and a chamfer used for communicating the exhaust hole with the fourth groove is arranged at the bottom of the male die core.

The extension surfaces of two perpendicular groove walls in the first groove form a positioning datum line, two side surfaces of the core insert coincide with the extension surfaces, and a fastening mechanism for preventing the side surfaces from deviating from the extension surfaces is arranged between the core insert and the core template and on the other side opposite to the side surfaces and the extension surfaces.

The lateral part of the male template is provided with a fifth groove for accommodating the fastening mechanism, the fastening mechanism comprises a first fastening block and a second fastening block, the first fastening block is provided with a guide surface, the second fastening block is provided with an inclined surface matched with the guide surface, and the fastening mechanism is prevented from deviating from the extension surface through the matching of the guide surface and the inclined surface.

And the second fastening block is provided with a third hole for the fastener to pass through, and the second fastening block is fixedly connected to the male template through the matching of the fastener and the third hole.

The third hole is a counter bore, and a fourth hole for conveniently detaching the second fastening block is formed in the second fastening block.

And a sixth groove for accommodating the sliding block assembly is formed in one side of the first groove, the sliding block assembly comprises fixing blocks, the fixing blocks are symmetrically and fixedly connected in the sixth groove, second steps are arranged on the fixing blocks, and a seventh groove for the sliding block to reciprocate is formed by the second steps and the groove surface of the sixth groove.

And a groove for limiting the fixed block is arranged in the sixth groove and relative to the position of the fixed block.

The utility model has the advantages that: the utility model discloses the split type design has been made to the guide pin bushing that will be used for the location, greatly reduced the maintenance cost, the optimization of row's admit air has been done to the bottom of guide pin bushing, has increased fastening device between public mould benevolence and the public template, and to a great extent has prevented that public mould benevolence from breaking away from public template, in addition, has made split type design to the guide rail of slider, the degree of depth and the height of the control guide rail that can lower cost, the utility model discloses still have simple structure, the assembly is easy and convenient processing's characteristics, and the practicality is.

Drawings

Fig. 1 is a schematic structural view of the die body of the present invention;

fig. 2 is an exploded view of the die body of the present invention;

fig. 3 is a schematic structural view of the male mold assembly of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is an enlarged view of FIG. 3 at B;

fig. 6 is an exploded view of the matching structure of the guide sleeve and the core insert of the present invention;

fig. 7 is an exploded view of the fastening mechanism of the present invention;

fig. 8 is a schematic structural diagram of the male mold plate of the present invention.

Detailed Description

As shown in fig. 1-8, a positioning mechanism for a mold comprises a male mold assembly 100 and a female mold assembly 200 for mold closing and demolding, the male mold assembly 100 comprises a male mold plate 110 and a guide sleeve 120, a first groove 111 for assembling a male mold core 300 is arranged in the male mold plate 110, a first hole 121 for reciprocating a guide post 210 is arranged on the guide sleeve 120, the guide sleeve 120 is fixedly connected in the male mold core 300, the reciprocating motion of the guide post 210 on the guide sleeve 120 realizes the positioning of mold closing and demolding, the male mold assembly 100 and the female mold assembly 200 are combined into a mold body, in order to facilitate the assembly of parts of the male mold assembly 100, the parts are firstly mounted on a cushion plate, and then the cushion plate is mounted on the male mold plate 110, for the convenience of understanding of the patent, the male mold plate 110 comprises the cushion plate, and whether the parts are mounted on the male mold plate 110 directly or through the cushion plate will fall within, the core insert 300 is fixed to the core plate 110 by screws, and the mold assembly and the mold release are positioned by the cooperation of the guide post 210 and the guide sleeve 120.

The core insert 300 is provided with a second hole 310 for assembling the guide sleeve 120, the bottom of the second hole 310 is provided with a second groove 311, the guide sleeve 120 is provided with a first step 122 matched with the second groove 311, the guide sleeve 120 is fixed in the core insert 300 in a limiting manner through the mutual matching of the first step 122 and the second groove 311 with the core template 110, the first step 122 is clamped in the second groove 311 and is matched with the butt core template 110 to limit the position, the projection surface of the second groove 311 is superposed with the upper surface of the first step 122, and the lower projection surface of the first step 122 is superposed with the core template 110.

The bottom of the first step 122 is provided with a third groove 123 communicating the first hole 121 and the outside of the guide sleeve 120, the side of the second groove 311 and the position corresponding to the third groove 123 is provided with a fourth groove 312 communicating the third groove 123 and the outside of the core insert 300, and the first hole 121, the third groove 123 and the fourth groove 312 form a passage for exhausting and intaking air of the guide sleeve 120 due to the reciprocating motion of the guide post 210.

The vent hole 112 is formed by matching the corner parts of the male template 110 and the male mold core 300, the chamfer 320 for communicating the vent hole 112 with the fourth groove 312 is arranged at the bottom of the male mold core 300, the fourth groove 312 and the vent hole 112 are formed by the chamfer 320, and a complete gas passage is formed by the second hole 310, the third groove 123, the fourth groove 312, the chamfer 320 and the vent hole 112, so that the guide sleeve 120 is communicated with the vent hole 112, the air exhaust and admission are convenient, and the practicability is high.

The extension surfaces of the two perpendicular groove walls in the first groove 111 form a positioning datum line, two side surfaces of the male die core 300 coincide with the extension surfaces, a fastening mechanism 400 for preventing the side surfaces from deviating from the extension surfaces is arranged between the male die core 300 and the male die plate 110 and is arranged on the other side of the side surfaces and is used for fixing the male die plate 110 and the male die core 300 by screws, the fastening mechanism 400 can enable the male die core 300 to be infinitely attached to the male die plate 110 to achieve the positioning effect by taking the two perpendicular side surfaces of the male die plate 110 as a reference, the male die plate 110 and the male die core 300 are attached tightly and stably, the fastening mechanism 400 can be arranged in a plurality, and the practicability is high.

The side of the male die plate 110 is provided with a fifth groove 113 for accommodating the fastening mechanism 400, the fastening mechanism 400 comprises a first fastening block 410 and a second fastening block 420, the first fastening block 410 is provided with a guide surface 411, the second fastening block 420 is provided with an inclined surface 421 matched with the guide surface 411, the fastening mechanism 400 prevents the side surface from deviating from the extension surface through the matching of the guide surface 411 and the inclined surface 421, during installation, the first fastening block 410 is firstly placed into the first groove 111, then the second fastening block 420 is knocked in by a hammer, the first fastening block 410 plays a role in guiding the second fastening block 420 through the slope matching of the guide surface 411 and the inclined surface 421, and meanwhile, the first fastening block 410 and the second fastening block 420 move back to back until the second fastening block 420 abuts against the groove bottom of the fifth groove 113.

The second wedging block 420 is provided with a third hole 422 for a fastener to pass through, the second wedging block 420 is fixedly connected to the male template 110 through the matching of the fastener and the third hole 422, and the first wedging block 410 and the second wedging block 420 are connected more compactly through the fastening of the fastener.

Third hole 422 is the counter sink, is equipped with the fourth hole 423 that conveniently demolishs second compact piece 420 on the second compact piece 420, and third hole 422 sets up the counter sink for the needs of mould, and the counter sink is unfavorable for demolising, and the setting of fourth hole 423 can very conveniently demolish second compact piece 420, and fourth hole 423 can set up the internal thread, can pull out second compact piece 420 after fastening a screw.

The sixth groove 114 for accommodating the slider assembly 500 is arranged on one side of the first groove 111, the slider assembly 500 comprises a fixed block 510, the fixed block 510 is symmetrically and fixedly connected in the sixth groove 114, a second step 511 is arranged on the fixed block 510, a seventh groove 530 for reciprocating the slider 520 is formed by the groove surfaces of the second step 511 and the sixth groove 114, the fixed block 510 is fixed in the sixth groove 114 by a fastener, a flange (not shown in the figure) matched with the seventh groove 530 is arranged on the slider 520, the seventh groove 530 is formed by forming a high bottom difference by the groove surfaces of the second step 511 and the sixth groove 114, the slider 520 is used for demoulding and mould closing, and can reciprocate in the seventh groove 530 in the demoulding and mould closing process.

A groove 115 for limiting the fixed block 510 is formed in the sixth groove 114 and is arranged at a position opposite to the fixed block 510, and the sixth groove 114 can be used for stably limiting the fixed block 510, so that swinging is prevented, and the structure is more stable.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that simple modifications and substitutions by those skilled in the art are within the scope of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a positioning mechanism for mould, including public mould subassembly (100) and master model subassembly (200) that are used for compound die and drawing of patterns, a serial communication port, public mould subassembly (100) includes public template (110) and guide pin bushing (120), be equipped with first groove (111) of assembly public mould benevolence (300) in public template (110), be equipped with on guide pin bushing (120) and supply first hole (121) of guide pillar (210) reciprocating motion, guide pin bushing (120) fixed connection is in public mould benevolence (300), the reciprocating motion of guide pillar (210) on guide pin bushing (120) has realized the location of compound die and drawing of patterns.

2. The positioning mechanism for the mold according to claim 1, wherein the core insert (300) is provided with a second hole (310) for assembling the guide sleeve (120), the bottom of the second hole (310) is provided with a second groove (311), the guide sleeve (120) is provided with a first step (122) adapted to the second groove (311), and the guide sleeve (120) is fixed in the core insert (300) in a limiting manner by the mutual engagement of the first step (122) and the second groove (311) with the core plate (110).

3. The positioning mechanism for the mold according to claim 2, wherein the bottom of the first step (122) is provided with a third groove (123) communicating the first hole (121) and the outside of the guide sleeve (120), and the side of the second groove (311) and the position corresponding to the third groove (123) is provided with a fourth groove (312) communicating the third groove (123) and the outside of the core insert (300).

4. The positioning mechanism for the mold according to claim 3, wherein the vent hole (112) is formed by the corner of the core plate (110) and the core insert (300), and the bottom of the core insert (300) is provided with a chamfer (320) for communicating the vent hole (112) with the fourth groove (312).

5. The positioning mechanism for mold according to any one of claims 1 to 4, wherein the extending surfaces of two perpendicular groove walls in the first groove (111) form a positioning reference line, two side surfaces of the core insert (300) coincide with the extending surfaces, and a fastening mechanism (400) for preventing the side surfaces from departing from the extending surfaces is disposed between the core insert (300) and the core plate (110) and on the other side relative to the side surfaces and the extending surfaces.

6. A positioning mechanism for a mold according to claim 5, characterized in that the side of the core plate (110) is provided with a fifth groove (113) for accommodating the fastening mechanism (400), the fastening mechanism (400) comprises a first fastening block (410) and a second fastening block (420), the first fastening block (410) is provided with a guide surface (411), the second fastening block (420) is provided with a slope (421) adapted to the guide surface (411), and the fastening mechanism (400) prevents the side from deviating from the extension surface by the cooperation of the guide surface (411) and the slope (421).

7. A positioning mechanism for a mould as claimed in claim 6, wherein the second block (420) is provided with a third aperture (422) through which a fastener can pass, the second block (420) being fixedly attached to the core plate (110) by engagement of the fastener with the third aperture (422).

8. A positioning mechanism for a mould as claimed in claim 7, characterised in that the third aperture (422) is a counter-sunk hole and the second block (420) is provided with a fourth aperture (423) to facilitate removal of the second block (420).

9. The positioning mechanism for the mold according to claim 5, wherein one side of the first groove (111) is provided with a sixth groove (114) for accommodating the slider assembly (500), the slider assembly (500) comprises a fixed block (510), the fixed block (510) is symmetrically and fixedly connected in the sixth groove (114), the fixed block (510) is provided with a second step (511), and the second step (511) and the groove surface of the sixth groove (114) form a seventh groove (530) for the slider (520) to reciprocate.

10. A positioning mechanism for a mold as claimed in claim 9, wherein a groove (115) for limiting the position of the fixing block (510) is provided in the sixth groove (114) at a position opposite to the position of the fixing block (510).