CN213321434U

CN213321434U - Limiting mechanism for injection mold

Info

Publication number: CN213321434U
Application number: CN202022166228.1U
Authority: CN
Inventors: 陈永波; 徐美琴; 潘海龙; 陈序军
Original assignee: Foshan Xintielong Mould Embryo Co ltd
Current assignee: Foshan Xintielong Mould Embryo Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-06-01
Anticipated expiration: 2030-09-28

Abstract

The utility model relates to the technical field of injection molds, and discloses a limiting mechanism for an injection mold, which comprises a movable mold base plate, a fixed mold base plate, a movable mold plate, a fixed mold plate, a base plate, a positioning column, a positioning sleeve and a limiting part; the movable mould plate is installed on the movable mould base plate, the base plate is installed on the fixed mould base plate, the fixed mould plate is installed on the base plate, the limiting parts are installed on the fixed mould plate and the movable mould plate respectively, and the fixed mould plate and the movable mould plate are matched through the limiting parts. This stop gear for injection mold, at the in-process of compound die, the reference column can contact the position sleeve for in the reference column inserts the position sleeve, so fix a position movable mould bedplate and cover half bedplate, avoid both dislocation, and in the reference column slowly stretched into the position sleeve, the movable mould board can contact with the fixed die plate, and under the spacing of locating part, make movable mould board and fixed die plate coincide, so avoid the condition of dislocation appear in the in-process of compound die.

Description

Limiting mechanism for injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is a stop gear for 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.

At present, when a movable die and a fixed die of an injection mold are combined, the movable die and the fixed die are dislocated due to wire insertion errors, and therefore the limiting mechanism for the injection mold is provided.

SUMMERY OF THE UTILITY MODEL

The above-mentioned not enough to prior art exists, the utility model provides a stop gear for injection mold.

The utility model provides a following technical scheme: a limiting mechanism for an injection mold comprises a movable mold base plate, a fixed mold base plate, a movable mold plate, a fixed mold plate, a base plate, a positioning column, a positioning sleeve and a limiting part;

the movable die plate is arranged on the movable die base plate, the base plate is arranged on the fixed die base plate, the fixed die plate is arranged on the base plate, the limiting pieces are respectively arranged on the fixed die plate and the movable die plate, and the fixed die plate and the movable die plate are matched through the limiting pieces;

the positioning columns are four and are respectively installed at four corners of the movable mold base plate, the positioning sleeves are four and are respectively installed at four corners of the fixed mold base plate, and the positioning columns are connected with the positioning sleeves in an inserting mode.

Preferably, the limiting part consists of a convex block and a concave block, the convex block and the concave block are respectively installed on the side surfaces of the fixed template and the movable template through bolts, and the convex block is inserted into the inner side of the concave block when the fixed template and the movable template are assembled.

Preferably, the reference column includes cylinder and column cap, the column cap is installed in the one end of cylinder, and the other end of cylinder is the conical head, the position sleeve includes cover post and cap, the cap is installed in the one end of cover post, and the other end of cover post has seted up the bell jar, conical head on the cylinder and the bell jar sliding connection on the cover post.

Preferably, the installing port has all been seted up in the four corners of movable mould bedplate and cover half bedplate, the reference column is located the installing port on the movable mould bedplate, the position sleeve is located the installing port on the movable mould bedplate, and the locating plate is installed through the bolt to the installing port.

Compared with the prior art, the utility model discloses possess following beneficial effect:

this stop gear for injection mold, at the in-process of compound die, the reference column can contact the position sleeve for in the reference column inserts the position sleeve, so fix a position movable mould bedplate and cover half bedplate, avoid both dislocation, and in the reference column slowly stretched into the position sleeve, the movable mould board can contact with the fixed die plate, and under the spacing of locating part, make movable mould board and fixed die plate coincide, so avoid the condition of dislocation appear in the in-process of compound die.

Drawings

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

fig. 2 is a schematic structural view of the limiting member of the present invention;

FIG. 3 is a schematic view of the positioning sleeve and the positioning post of the present invention;

FIG. 4 is a schematic view of the split structure of the movable mold base plate of the present invention;

fig. 5 is a schematic view of the split structure of the cover half seat plate of the present invention.

In the figure: 1. a movable mould seat plate; 2. a fixed die base plate; 3. moving the template; 4. fixing a template; 5. a base plate; 6. a positioning column; 61. a cylinder; 62. a column cap; 7. a positioning sleeve; 71. sleeving a column; 72. a cap; 73. a tapered groove; 8. a limiting member; 81. a convex block; 82. a concave block; 9. an installation port; 10. and (7) positioning the plate.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present disclosure clearer, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings of the embodiments of the present disclosure, and in order to keep the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known parts of the disclosure is omitted to avoid unnecessarily obscuring the concepts of the present disclosure.

Referring to fig. 1-5, a limiting mechanism for an injection mold comprises a movable mold base plate 1, a fixed mold base plate 2, a movable mold plate 3, a fixed mold plate 4, a backing plate 5, positioning columns 6, positioning sleeves 7 and limiting parts 8, wherein the movable mold plate 3 is mounted on the movable mold base plate 1, the backing plate 5 is mounted on the fixed mold base plate 2, the fixed mold plate 4 is mounted on the backing plate 5, the limiting parts 8 are respectively mounted on the fixed mold plate 4 and the movable mold plate 3, the fixed mold plate 4 and the movable mold plate 3 are assembled through the limiting parts 8, the positioning columns 6 are provided with four numbers and respectively mounted at four corners of the movable mold base plate 1, the positioning sleeves 7 are provided with four numbers and respectively mounted at four corners of the fixed mold base plate 2, the positioning columns 6 are inserted into the positioning sleeves 7, in the process of assembling, the positioning columns 6 contact the positioning sleeves 7, so that the positioning columns 6 are, and the reference column 6 slowly stretches into the locating sleeve 7, and the movable mould board 3 can contact with the fixed mould board 4 to under the spacing of locating part 8, make movable mould board 3 and fixed mould board 4 coincide, so avoid the condition of dislocation appear in the in-process of compound die.

The limiting part 8 consists of a convex block 81 and a concave block 82, the convex block 81 and the concave block 82 are respectively installed on the side surfaces of the fixed template 4 and the movable template 3 through bolts, and when the fixed template 4 and the movable template 3 are closed, the convex block 81 is inserted into the inner side of the concave block 82, so that the condition that the fixed template 4 and the movable template 3 are dislocated is avoided.

The positioning column 6 comprises a column body 61 and a column head 62, the column head 62 is arranged at one end of the column body 61, the other end of the column body 61 is a conical head, the positioning sleeve 7 comprises a sleeve column 71 and a column cap 72, the column cap 72 is arranged at one end of the sleeve column 71, and the other end of the sleeve column 71 is provided with a tapered groove 73, the tapered head on the column body 61 is in sliding connection with the tapered groove 73 on the sleeve column 71, when the dislocation occurs, the position of the positioning column 6 slightly deviates from the positioning sleeve 7, however, the tapered end of the column 61 is always located above the tapered slot 73 of the sleeve 71, and when the tapered end of the column 61 moves downward, it will extend into the tapered slot 73 of the sleeve 71, and the tapered end of the column 61 will rub against the tapered slot 73, however, since the conical head on the column 61 is already located in the conical groove 73, the positioning column 6 moves downwards slowly, and the positions of the moving mold base plate 1 and the fixed mold base plate 2 can be corrected, so that the situation of dislocation between the moving mold base plate 1 and the fixed mold base plate 2 is avoided.

Installing port 9 has all been seted up in the four corners of movable mould bedplate 1 and cover half bedplate 2, reference column 6 is located installing port 9 on the movable mould bedplate 1, position sleeve 7 is located installing port 9 on the movable mould bedplate 1, and locating plate 10 is installed through the bolt to installing port 9, reference column 6 and position sleeve 7 insert in installing port 9 from the one end of movable mould bedplate 1 and cover half bedplate 2, and utilize locating plate 10 to fix it in movable mould bedplate 1 and cover half bedplate 2, so conveniently install reference column 6 and position sleeve 7.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. The utility model provides a stop gear for injection mold which characterized in that: the die comprises a movable die base plate (1), a fixed die base plate (2), a movable die plate (3), a fixed die plate (4), a base plate (5), a positioning column (6), a positioning sleeve (7) and a limiting piece (8); the movable die plate (3) is arranged on the movable die base plate (1), the base plate (5) is arranged on the fixed die base plate (2), the fixed die plate (4) is arranged on the base plate (5), the limiting pieces (8) are respectively arranged on the fixed die plate (4) and the movable die plate (3), and the fixed die plate (4) and the movable die plate (3) are matched through the limiting pieces (8); the positioning columns (6) are four and are respectively installed at four corners of the movable mold base plate (1), the positioning sleeves (7) are four and are respectively installed at four corners of the fixed mold base plate (2), and the positioning columns (6) are connected with the positioning sleeves (7) in an inserting mode.

2. The spacing mechanism for injection mold according to claim 1, characterized in that: the limiting piece (8) is composed of a convex block (81) and a concave block (82), the convex block (81) and the concave block (82) are respectively installed on the side faces of the fixed template (4) and the movable template (3) through bolts, and when the fixed template (4) and the movable template (3) are matched, the convex block (81) is inserted into the inner side of the concave block (82).

3. The spacing mechanism for injection mold according to claim 1, characterized in that: reference column (6) include cylinder (61) and column cap (62), the one end at cylinder (61) is installed in column cap (62), and the other end of cylinder (61) is the cone, position sleeve (7) are including cover post (71) and cap (72), the one end at cover post (71) is installed in cap (72), and the bell jar (73) have been seted up to the other end of cover post (71), cone (73) sliding connection on cone and the cover post (71) on cylinder (61).

4. The spacing mechanism for injection mold according to claim 1, characterized in that: installing ports (9) are formed in four corners of the movable mold base plate (1) and the fixed mold base plate (2), the positioning columns (6) are located in the installing ports (9) in the movable mold base plate (1), the positioning sleeves (7) are located in the installing ports (9) in the movable mold base plate (1), and the positioning plates (10) are installed on the installing ports (9) through bolts.