CN219618406U - Injection mold convenient for demolding - Google Patents

Abstract

The utility model discloses an injection mold convenient for demolding, which comprises a base and a lower mold arranged on the side surface of the base, wherein the base consists of a base A and a base B, the base B is arranged on the side surface of the base A, the lower mold consists of a plate A, a plate B and a plate C, the plate A is arranged on one side of the plate B, the plate C is arranged on the other side of the plate B, and a pressing component is arranged on the inner side of the plate C; through the wear-resisting subassembly of design, when improving original injection mold and using, the inboard shaping article of injection mold passes through demoulding mechanism and repeatedly the drawing of patterns in-process, makes the great problem of frictional force of demoulding mechanism and injection mold's junction, through setting up wear-resisting mechanism to demoulding mechanism and injection mold's junction, reduces demoulding mechanism and injection mold laminating department area to reduce demoulding mechanism and injection mold friction, increase injection mold's life.

Description

Injection mold convenient for demolding

Technical Field

The utility model belongs to the technical field of injection molds, and particularly relates to an injection mold convenient to demold.

Background

The injection mould is used for stirring completely molten plastic materials at a certain temperature through a screw, injecting the plastic materials into a mould cavity of the injection mould at high pressure, cooling and solidifying the plastic materials to obtain a molded product, and demoulding the molded product with the assistance of a demoulding mechanism.

In the use process of the existing injection mold, the demolding mechanism arranged at the bottom end of the injection mold is convenient for demolding a molded product, and in the operation process of the injection mold, the joint of the demolding mechanism and the injection mold is repeatedly attached to a sliding state.

Disclosure of Invention

The utility model aims to provide an injection mold convenient for demolding, which aims to solve the problem that in the demolding process of the demolding mechanism for the molded product in the injection mold provided in the background art, the friction force at the joint of the demolding mechanism and the injection mold is large.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an injection mold convenient for drawing of patterns, includes the base, sets up in the lower mould of base side, the base comprises pedestal A, pedestal B sets up in pedestal A's side, lower mould comprises plate A, plate B, plate C, plate A sets up in plate B's one side, plate C sets up in plate B's opposite side, plate C's inboard is provided with the pressure component, the pressure component comprises pressure piece, activity draw-in groove, the activity draw-in groove sets up in plate C's one side, pressure piece sets up in the inboard of activity draw-in groove, lower mould and the inboard of base are provided with symmetrical stop gear, stop gear comprises fixed slot, guide pillar, a plurality of guide slot, plate C's inboard, the guide pillar runs through in the fixed slot, the inboard of a plurality of guide slots, both sides and guide pillar junction of guide slot set up in the guide pillar, wear-resisting component is all set up in the guide pillar, the ball is located in both sides, the ball is located in the ball is all set up to the both sides.

Preferably, the ball assembly comprises a movable groove and balls, the movable groove is formed in the inner wall of the guide groove, the balls are arranged on the inner side of the movable groove, and the balls are of a spherical structure.

Preferably, one end of the guide post is fixed on the inner side of the fixed groove, and the guide post and the guide groove are in a slidable state.

Preferably, a die cavity is arranged at the joint of the plate body C and the upper die, the die cavity consists of an upper die cavity and a lower die cavity, the lower die cavity is arranged at the other side of the plate body C, and the upper die cavity is arranged at the side face of the upper die.

Preferably, the pressing block and the inner side of the plate body B penetrate through fixing columns, and one end of each fixing column is in a flat state with the side surface of the plate body B.

Preferably, the guide pillar is provided with spacing subassembly with the junction of supporting the briquetting, spacing subassembly comprises spacing fixture block, spacing draw-in groove, spacing fixture block sets up in the surface of supporting the briquetting, spacing draw-in groove cover is located the surface of guide pillar, spacing draw-in groove and the fixed surface of guide pillar, the inboard block of spacing fixture block of spacing draw-in groove and spacing fixture block.

Compared with the prior art, the utility model has the beneficial effects that:

through the wear-resisting subassembly of design, when improving original injection mold and using, the inboard shaping article of injection mold passes through demoulding mechanism and repeatedly the drawing of patterns in-process, makes the great problem of frictional force of demoulding mechanism and injection mold's junction, through setting up wear-resisting mechanism to demoulding mechanism and injection mold's junction, reduces demoulding mechanism and injection mold laminating department area to reduce demoulding mechanism and injection mold friction, increase injection mold's life.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram illustrating the operation of an injection mold according to the present utility model;

FIG. 3 is an enlarged schematic view of the area A of FIG. 2 in accordance with the present utility model;

FIG. 4 is an enlarged schematic view of the area B of FIG. 2 in accordance with the present utility model;

in the figure: 1. a base; 11. a base body A; 12. a base B; 120. a limiting mechanism; 1201. a fixing groove; 1202. a guide post; 1202A, limit clamping blocks; 1202B, limit clamping grooves; 1203. a guide groove; 2. a lower die; 21. a plate body A; 211. a ball assembly; 2111. a movable groove; 2112. a ball; 212. limiting sliding grooves; 22. a plate body B; 23. a plate body C; 230. a pressing component; 2301. pressing blocks; 2302. a movable clamping groove; 3. an upper die; 4. fixing the column; 5. a mold cavity; 51. an upper die cavity; 52. and a lower die cavity.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides an injection mold convenient to drawing of patterns, including base 1, lower mould 2 that sets up in the side of base 1, base 1 comprises pedestal A11, pedestal B12 sets up in the side of pedestal A11, lower mould 2 comprises plate body A21, plate body B22, plate body C23, plate body A21 sets up in one side of plate body B22, plate body C23 sets up in the opposite side of plate body B22, make base 1, lower mould 2 all have a plurality of structures to constitute, be convenient for the installation of guide pillar 1202, support briquetting 2301, the inboard of plate body C23 is provided with supports pressing the subassembly 230, support pressing the subassembly 230 and constitute by support briquetting 2301, movable draw-in groove 2302 is arranged in one side of plate body C23, support briquetting 2301 sets up in the inboard of movable draw-in groove 2302, lower mould 2 and the inboard of base 1 are provided with symmetrical stop gear 120, play the guide effect, stop gear 120 comprises fixed slot 1201, guide pillar 1202, a plurality of guide slot 1203, fixed slot 1201 is arranged on the surface of pedestal B12, the guide grooves 1203 are arranged on the inner sides of the plate body A21, the plate body B22 and the plate body C23, the guide columns 1202 penetrate through the fixed grooves 1201 and the inner sides of the guide grooves 1203, wear-resistant components are arranged on the two sides of the joint of the guide columns 1202 and the guide grooves 1203, the contact area of the joint of the demoulding mechanism and the injection mould is reduced, the wear resistance during use is increased, the wear-resistant components consist of a plurality of ball components 211 and limiting sliding grooves 212, the ball components 211 are arranged on the two sides of the guide columns 1202 and the joint of the guide grooves 1203, the limiting sliding grooves 212 are arranged on the side surfaces of the guide columns 1202, when the designed wear-resistant components are used for improving the problem that the friction force of the joint of the demoulding mechanism and the injection mould is large in the repeated demoulding process of the moulding mechanism, the area of the joint of the demoulding mechanism and the injection mold is reduced, so that friction between the demoulding mechanism and the injection mold is reduced, the service life of the injection mold is prolonged, the ball assembly 211 is composed of a movable groove 2111 and a ball 2112, the movable groove 2111 is formed in the inner wall of a guide groove 1203, the ball 2112 is arranged on the inner side of the movable groove 2111, the ball 2112 is of a spherical structure, one end of a guide column 1202 is fixed on the inner side of a fixed groove 1201, the guide column 1202 and the guide groove 1203 are in a slidable state, a mold cavity 5 is formed at the joint of a plate body C23 and an upper mold 3, the mold cavity 5 is composed of an upper mold cavity 51 and a lower mold cavity 52, the mold cavity 5 is formed, the lower mold cavity 52 is formed in the other side of the plate body C23, the upper mold cavity 51 is formed in the side of the upper mold 3, a pressing block 2301 penetrates through a fixed column 4 with the inner side of the plate body B22, and one end of the fixed column 4 is in a flat state with the side of the plate body B22.

In this embodiment, preferably, the connection between the guide pillar 1202 and the pressing block 2301 is provided with a limiting component, the limiting component is composed of a limiting clamping block 1202A and a limiting clamping groove 1202B, and a limiting structure of the connection between the pressing block 2301 and the guide pillar 1202 is added, so that the pressing block 2301 is stable in use after being installed, the limiting clamping block 1202A is arranged on the surface of the pressing block 2301, the limiting clamping groove 1202B is sleeved on the surface of the guide pillar 1202, the limiting clamping groove 1202B is fixed with the surface of the guide pillar 1202, and the limiting clamping groove 1202B is clamped with the inner side of the limiting clamping block 1202A.

The working principle and the using flow of the utility model are as follows: in the operation process of the injection mold, after the material is injected into the inner side of the mold cavity 5 by high pressure, the lower mold 2 and the base 1 synchronously slide to one side by external force, the molded product synchronously moves along with the movement of the base 1 and the lower mold 2, then the base 1 independently slides to the other side, in the sliding process, the guide column 1202 penetrating through the injection mold plays a guiding role, the ball 2112 rolls on the inner side of the movable groove 2111 and slides on the inner side of the limiting chute 212, and the pressing block 2301 is driven to move on the inner side of the movable clamping groove 2302 by the movement of the base 1, so that the molded product arranged on the inner side of the lower mold cavity 52 is ejected, and the demolding of the molded product is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an injection mold of convenient drawing of patterns, includes base (1), sets up in lower mould (2) of base (1) side, its characterized in that: the base (1) is composed of a base body A (11) and a base body B (12), the base body B (12) is arranged on the side surface of the base body A (11), the lower die (2) is composed of a plate body A (21), a plate body B (22) and a plate body C (23), the plate body A (21) is arranged on one side of the plate body B (22), the plate body C (23) is arranged on the other side of the plate body B (22), a pressing component (230) is arranged on the inner side of the plate body C (23), the pressing component (230) is composed of a pressing block (2301) and a movable clamping groove (2302), the movable clamping groove (2302) is arranged on one side of the plate body C (23), a symmetrical limiting mechanism (120) is arranged on the inner side of the lower die (2) and the base (1), the limiting mechanism (120) is composed of a fixed groove (1201), a plurality of guide columns (1202) and a plurality of guide columns (1201) are arranged on the inner side of the guide columns (1203) and the guide columns (1203) which extend through the surface of the guide plate body (1203) and the guide columns (1203) are arranged on the surface of the base body (21) and the guide columns (1203) which are formed by the fixed on the surface of the base body (21), wear-resistant components are arranged on two sides of the joint of the guide pillar (1202) and the guide groove (1203), each wear-resistant component consists of a plurality of ball components (211) and a limiting chute (212), the ball components (211) are arranged on the joint of the two sides of the guide pillar (1202) and the guide groove (1203), and the limiting chute (212) is arranged on the side face of the guide pillar (1202).

2. An injection mold for facilitating demolding as claimed in claim 1, wherein: the ball assembly (211) is composed of a movable groove (2111) and balls (2112), the movable groove (2111) is formed in the inner wall of the guide groove (1203), the balls (2112) are arranged on the inner side of the movable groove (2111), and the balls (2112) are of a spherical structure.

3. An injection mold for facilitating demolding as claimed in claim 1, wherein: one end of the guide post (1202) is fixed on the inner side of the fixed groove (1201), and the guide post (1202) and the guide groove (1203) are in a sliding state.

4. An injection mold for facilitating demolding as claimed in claim 1, wherein: the die comprises a plate body C (23), an upper die (3) and a lower die (52), wherein a die cavity (5) is arranged at the joint of the plate body C (23) and the upper die (3), the die cavity (5) consists of an upper die cavity (51) and the lower die cavity (52), the lower die cavity (52) is arranged at the other side of the plate body C (23), and the upper die cavity (51) is arranged at the side face of the upper die (3).

5. An injection mold for facilitating demolding as claimed in claim 1, wherein: the pressing block (2301) and the inner side of the plate body B (22) penetrate through a fixing column (4), and one end of the fixing column (4) is in a flat state with the side surface of the plate body B (22).

6. An injection mold for facilitating demolding as claimed in claim 1, wherein: the guide pillar (1202) is provided with spacing subassembly with the junction of supporting briquetting (2301), spacing subassembly comprises spacing fixture block (1202A), spacing draw-in groove (1202B), spacing fixture block (1202A) are seted up and are located the surface of supporting briquetting (2301), the surface of guide pillar (1202) is located to spacing draw-in groove (1202B) cover, the fixed surface of spacing draw-in groove (1202B) and guide pillar (1202), the inboard block of spacing fixture block (1202B) and spacing fixture block (1202A).