CN217802971U

CN217802971U - Take accurate location structure's accurate working of plastics injection mold

Info

Publication number: CN217802971U
Application number: CN202220101708.6U
Authority: CN
Inventors: 徐黄海
Original assignee: Suzhou Ouchim Precision Machinery Co ltd
Current assignee: Suzhou Ouchim Precision Machinery Co ltd
Priority date: 2022-01-16
Filing date: 2022-01-16
Publication date: 2022-11-15
Anticipated expiration: 2032-01-16

Abstract

The utility model relates to an injection mold technical field discloses a take accurate location structure's accurate working of plastics injection mold, including the bed die, bed die upper end fixedly connected with guide post, bed die lower extreme fixedly connected with base, base rear upper end fixedly connected with support column, the spout has been seted up to the terminal surface before the support column, sliding connection has the slider in the spout, slider front end fixedly connected with goes up the mould, goes up the mould up end and has seted up slide opening and feed inlet, guide post lateral wall and slide opening sliding connection, produce the dislocation easily when having solved the injection mold joint to the quality of injection moulding product has been improved.

Description

Take accurate location structure's accurate working of plastics injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is a take accurate location structure's accurate working of plastics injection mold.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification.

Injection mold comprises last mould and bed die usually, goes up the mould and pours into the plastics that are heated and melt into after closely laminating of bed die, and the rethread cooling is moulding, but current injection mold produces the dislocation easily in the location, leads to product quality to descend.

Based on this, the utility model designs a take accurate location structure's accurate working of plastics injection mold to produce the problem of dislocation easily when solving the injection mold joint.

SUMMERY OF THE UTILITY MODEL

Produce the problem of dislocation easily when solving injection mold joint, the utility model provides a following technical scheme:

the utility model provides a take accurate location structure's accurate working of plastics injection mold, includes the bed die, bed die upper end fixedly connected with guide post, bed die lower extreme fixedly connected with base, base rear upper end fixedly connected with support column, the spout has been seted up to the terminal surface before the support column, sliding connection has the slider in the spout, slider front end fixedly connected with goes up the mould, go up the mould up end and seted up slide opening and feed inlet, guide post and slide opening sliding connection.

As a further scheme of the utility model, the guide column comprises a triangular prism and a semi-cylinder, the upper end of the lower die is fixedly connected with the triangular prism and the semi-cylinder, and the side wall of the triangular prism is fixedly connected with the semi-cylinder; during operation, the three arc-shaped surfaces of the side wall of the guide column and the sliding hole slide up and down, so that the effect of limiting the upper die is effectively achieved.

As a further scheme of the utility model, the lower end of the upper die is fixedly connected with a convex positioning block, the upper end surface of the lower die is provided with a concave positioning groove, and the convex positioning block is tightly attached to the concave positioning groove; during operation, the convex positioning block is matched with the concave positioning groove, so that the effect of accurately positioning the injection mold is achieved.

As a further proposal of the utility model, the lower end of the convex positioning block is fixedly connected with an upper mold core, a cavity is arranged in the concave positioning groove, and the upper mold core is connected with the cavity in a sliding way; during operation, the upper die core slides in the cavity, so that the injection mold performs secondary positioning effect.

As a further scheme of the utility model, the upper end of the supporting column is fixedly connected with a fixed plate, the lower end of the fixed plate is fixedly connected with a hydraulic cylinder, the rear end of the upper die is fixedly connected with a fixed block, and the shaft outlet end of the hydraulic cylinder is fixedly connected with the fixed block; when the mould moving mechanism works, the hydraulic cylinder is started to drive the fixing block to move downwards or upwards, and the fixing block moves downwards or upwards to drive the upper mould to move downwards or upwards, so that a power effect is provided for the upper mould to move upwards and downwards.

As a further scheme of the utility model, a cooling cavity is arranged in the lower die, the left end of the lower die is fixedly connected with a water inlet pipe, and the right end of the lower die is fixedly connected with a water outlet pipe; during operation, cooling water is injected into the water inlet pipe, flows to the cooling bin and flows out of the water outlet pipe, and therefore the purpose of cooling the cavity is achieved.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: start the pneumatic cylinder through the pneumatic cylinder, the cooperation that slide opening in with the upper die and guide post made injection mold carry out the primary location, and mould core slides in the cavity in the rethread and carries out the secondary location, carries out final location through the cooperation of concave type constant head tank and protruding type locating piece at last, produces the dislocation easily when having solved the injection mold joint to injection moulding product's quality has been improved.

Drawings

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

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a rear view structure diagram of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 3 according to the present invention;

fig. 5 is a schematic view of the main view of the local cross-section structure of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1-lower die, 2-guide column, 3-upper die, 4-feed inlet, 5-base, 6-water inlet pipe, 7-support column, 8-fixing plate, 9-hydraulic cylinder, 10-fixing block, 11-concave positioning groove, 12-cavity, 13-upper die core, 14-water outlet pipe, 15-convex positioning block, 16-triangular prism, 17-semi-cylinder, 18-cooling cavity, 19-sliding groove and 20-sliding block.

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. 1-5, the present invention provides a technical solution:

an injection mold for precision plastic parts with a precision positioning structure comprises a lower mold 1, wherein the upper end of the lower mold 1 is fixedly connected with a guide post 2, the lower end of the lower mold 1 is fixedly connected with a base 5, the upper end of the rear part of the base 5 is fixedly connected with a support post 7, the front end surface of the support post 7 is provided with a sliding groove 19, the sliding groove 19 is connected with a sliding block 20 in a sliding manner, the front end of the sliding block 20 is fixedly connected with an upper mold 3, the upper end surface of the upper mold 3 is provided with a sliding hole and a feeding hole 4, and the guide post 2 is connected with the sliding hole in a sliding manner; during operation, the guide post 2 slides in the slide hole, so that the effect of primary positioning of the upper die 3 is achieved.

As a still further embodiment of the present invention: the guide column 2 comprises a triangular prism 16 and a semi-cylinder 17, the upper end of the lower die 1 is fixedly connected with the triangular prism 16 and the semi-cylinder 17, and the side wall of the triangular prism 16 is fixedly connected with the semi-cylinder 17; during operation, the three arc-shaped surfaces of the side wall of the guide post 2 and the sliding hole slide up and down, so that the effect of limiting the upper die 3 is effectively achieved.

As a still further embodiment of the present invention: the lower end of the upper die 3 is fixedly connected with a convex positioning block 15, the upper end surface of the lower die 1 is provided with a concave positioning groove 11, and the convex positioning block 15 is tightly attached to the concave positioning groove 11; during operation, the convex positioning block 15 is matched with the concave positioning groove 11, so that the effect of accurately positioning the injection mold is achieved.

As a still further embodiment of the present invention: the lower end of the convex positioning block 15 is fixedly connected with an upper mold core 13, a cavity 12 is arranged in the concave positioning groove 11, and the upper mold core 13 is connected with the cavity 12 in a sliding manner; when the injection mold works, the upper mold core 13 slides in the cavity 12, so that the injection mold performs a secondary positioning effect.

As a still further embodiment of the present invention: the upper end of the supporting column 7 is fixedly connected with a fixing plate 8, the lower end of the fixing plate 8 is fixedly connected with a hydraulic cylinder 9, the rear end of the upper die 3 is fixedly connected with a fixing block 10, and the shaft outlet end of the hydraulic cylinder 9 is fixedly connected with the fixing block 10; during operation, the hydraulic cylinder 9 is started to drive the fixing block 10 to move downwards or upwards, and the fixing block 10 moves downwards or downwards to drive the upper die 3 to move downwards or downwards, so that a power effect is provided for the upper die 3 to move up and down.

As a still further embodiment of the present invention: a cooling cavity 18 is formed in the lower die 1, a water inlet pipe 6 is fixedly connected to the left end of the lower die 1, and a water outlet pipe 14 is fixedly connected to the right end of the lower die 1; when the cooling device works, cooling water is injected into the water inlet pipe 6, flows to the cooling bin and then flows out of the water outlet pipe 14, and therefore the purpose of cooling the cavity 12 is achieved.

The novel working principle of this use is: when the utility model is used, the hydraulic cylinder 9 is started, the upper die 3 is driven to move downwards on the side wall of the guide post 2, so that the effect of primary positioning is achieved, the upper die 3 slides downwards and simultaneously drives the convex positioning block 15 to move downwards, so that the upper die core 13 moves downwards, when the upper die 3 moves downwards to a certain distance, the upper die core 13 slides with the cavity 12, so that secondary positioning is achieved, when the upper die 3 moves to the bottom, the convex positioning block 15 is clamped with the concave positioning groove 11, so that the effect of secondary positioning is achieved; the cavity 12 is rapidly cooled by passing cooling water through the inlet pipe 6, flowing towards the cooling chamber 18 and from the cooling chamber 18 into the outlet pipe 14.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a take accurate location structure's accurate working of plastics injection mold, includes bed die (1), its characterized in that: the utility model discloses a slide-hole forming die, including bed die (1), bed die (1) upper end fixedly connected with guide post (2), bed die (1) lower extreme fixedly connected with base (5), base (5) rear upper end fixedly connected with support column (7), spout (19) have been seted up to support column (7) preceding terminal surface, sliding connection has slider (20) in spout (19), slider (20) front end fixedly connected with goes up mould (3), slide opening and feed inlet (4) have been seted up to going up mould (3) up end, guide post (2) and slide opening sliding connection.

2. The injection mold for precision plastic parts with the precise positioning structure of claim 1, wherein: guide post (2) is including triangular prism (16) and semicolumn (17), bed die (1) upper end fixedly connected with triangular prism (16) and semicolumn (17), triangular prism (16) lateral wall and semicolumn (17) fixed connection.

3. The injection mold for precision plastic parts with the precise positioning structure of claim 1, wherein: go up mould (3) lower extreme fixedly connected with protruding type locating piece (15), concave type constant head tank (11) have been seted up to bed die (1) up end, protruding type locating piece (15) and concave type constant head tank (11) closely laminate.

4. The injection mold for precision plastic parts with the precise positioning structure of claim 3, wherein: the lower end of the convex positioning block (15) is fixedly connected with an upper mold core (13), a cavity (12) is formed in the concave positioning groove (11), and the upper mold core (13) is connected with the cavity (12) in a sliding mode.

5. The injection mold for precision plastic parts with the precise positioning structure of claim 1, wherein: support column (7) upper end fixedly connected with fixed plate (8), fixed plate (8) lower extreme fixedly connected with pneumatic cylinder (9), go up mould (3) rear end fixedly connected with fixed block (10), pneumatic cylinder (9) play axle head and fixed block (10) fixed connection.

6. The injection mold for precision plastic parts with the precise positioning structure of claim 1, wherein: a cooling cavity (18) is formed in the lower die (1), a water inlet pipe (6) is fixedly connected to the left end of the lower die (1), and a water outlet pipe (14) is fixedly connected to the right end of the lower die (1).