CN217021304U

CN217021304U - Injection mold with slider

Info

Publication number: CN217021304U
Application number: CN202220623932.1U
Authority: CN
Inventors: 王佳帝
Original assignee: Tianjin Tianyi Mould Co ltd
Current assignee: Tianjin Tianyi Mould Co ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-07-22
Anticipated expiration: 2032-03-21

Abstract

The utility model discloses an injection mold with a sliding block, which comprises a movable mold, a fixed mold and a cavity formed between the movable mold and the fixed mold, wherein the bottom of the fixed mold is fixedly connected with a bottom plate, the upper end surface of the bottom plate is connected with an inverted U-shaped supporting column, the supporting column is connected with an air cylinder and a sliding seat, the sliding seat is provided with two groups, the lower end of the sliding seat penetrates through the movable mold and then is fixedly connected to the fixed mold, the output end of the air cylinder vertically penetrates through the movable mold downwards and is connected with the sliding block, and a material ejecting mechanism is arranged in the bottom plate. Compared with the prior art, the utility model has the advantages that: the die is provided with a fixed film, a movable die, a cylinder, a sliding seat, a sliding block, a limiting block, an ear hole and a spring, wherein the limiting block prevents the sliding block from moving and prevents the shape of a cavity from changing; can carry out ejecting to the goods after the completion of moulding plastics through liftout mechanism, and the height difference after ejecting, the drawing of patterns of being convenient for, the slider is loosed core the back fast switch and is carried out the liftout operation for work efficiency.

Description

Injection mold with slider

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold with a sliding block.

Background

The injection mould is a tool for producing plastic products, which generally comprises a movable mould and a fixed mould, wherein the movable mould and the fixed mould are closed to form a pouring system and a cavity during injection molding, and the movable mould and the fixed mould are separated to take out a workpiece during mould opening.

When the side direction of the plastic part is provided with a deep hole and the side direction core-pulling force and the pulling distance are large, a pneumatic side direction core-pulling mechanism is usually considered, namely, a cylinder is used for pulling the side core out of the movable die. However, for most of the existing pneumatic lateral core-pulling mechanism molds, the shape of a cavity can be changed in the injection molding process, so that the shape of a workpiece is changed, and the injection molding fails; in addition, to carrying out goods processing back through injection mold, some goods need use the mode of side direction slider loose core to carry out the drawing of patterns, and only can accomplish the drawing of patterns under the condition that the mould was opened completely at present this type of mode, then the manual work is taken the goods, and the product does not break away from in the die cavity in the lower mould completely, and personnel take and still have certain difficulty, have certain potential safety hazard simultaneously. Therefore, an injection mold with a slide and easy to release from the mold is desired to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the technical defects and provide an injection mold with a sliding block and easy demoulding.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: an injection mold with a slider comprises a movable mold, a fixed mold and a cavity formed between the movable mold and the fixed mold, wherein a bottom plate is fixedly connected to the bottom of the fixed mold, an inverted U-shaped support column is connected to the upper end face of the bottom plate, an air cylinder and a sliding seat are connected to the support column, two groups of sliding seats are arranged on the sliding seat, the lower ends of the two groups of sliding seats penetrate through the movable mold and then are fixedly connected to the fixed mold, the output end of the air cylinder vertically penetrates downwards, the movable mold is connected with the slider, the movable mold is arranged between the two groups of sliding seats, the upper end of the slider abuts against the bottom of the movable mold, ear holes are formed in two opposite side walls in the inner part of the fixed mold, a limiting block is movably connected in each ear hole, grooves corresponding to the limiting blocks are formed in two sides of the slider, a feed inlet is communicated to the movable mold, and the lower end of the feed inlet penetrates through the slider, and the material ejecting mechanism is arranged in the bottom plate.

Furthermore, the ejection mechanism comprises two groups of movable columns and vertically arranged screw motors, two groups of through holes used for movement of the movable columns are formed in the bottom of the movable mold, the high ends of the movable columns extend upwards into the through holes, and the low ends of the movable columns are connected to the screw motors in sequence.

Furthermore, the through hole is internally provided with a convex block which is arranged in an I shape, two groups of limiting strips for limiting the convex block are arranged in the through hole, and the two groups of limiting strips are different in height at the high end of the movable column.

Furthermore, stopper tip embedding connection is equipped with the movable rod, the movable rod outwards runs through in proper order be connected with flexible motor behind earhole, the definite membrane, flexible motor end connection is in on the support column.

Furthermore, one end of the limiting block connected with the movable rod is movably arranged inside the ear hole.

Compared with the prior art, the utility model has the advantages that:

1. the die is provided with a fixed film, a movable die, a cylinder, a sliding seat, a sliding block, a limiting block, an ear hole and a spring, wherein the limiting block prevents the sliding block from moving and prevents the shape of a cavity from changing.

2. Can carry out ejecting to the goods after the completion of moulding plastics through liftout mechanism, and the height difference after ejecting, the drawing of patterns of being convenient for, the slider is loosed core the back fast switch and is carried out the liftout operation for work efficiency.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention.

FIG. 2 is a schematic view of the cross-sectional structure of the slider and the stopper of the present invention.

Fig. 3 is a schematic view of the structure at a in fig. 1.

FIG. 4 is a schematic view of the moving column of the present invention.

As shown in the figure: 1. moving the mold; 2. fixing a mold; 3. a support pillar; 4. a base plate; 5. a sliding seat; 6. a cylinder; 7. a slider; 8. A limiting strip; 9. moving the column; 10. a screw motor; 11. a through hole; 12. an ear hole; 13. a limiting block; 14. a telescopic motor; 15. A movable rod; 16. a feed inlet; 17. a groove; 18. and (6) a bump.

Detailed Description

The following further describes embodiments of the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof are intended to cover non-exclusive inclusions.

With reference to the attached figures 1-4, an injection mold with a slider comprises a movable mold 1, a fixed mold 2 and a cavity formed between the movable mold and the fixed mold, wherein a bottom plate 4 is fixedly connected to the bottom of the fixed mold 2, an inverted U-shaped support column 3 is connected to the upper end surface of the bottom plate 4, an air cylinder 6 and a sliding seat 5 are connected to the support column 3, two sets of sliding seats 5 are arranged, the lower ends of the two sets of sliding seats penetrate through the movable mold 1 and then are fixedly connected to the fixed mold, the output end of the air cylinder 6 vertically penetrates downwards the movable mold 1 and is connected with a slider 7, the movable mold 1 is arranged between the two sets of sliding seats 5 in a sliding manner, the upper end of the slider 7 abuts against the bottom of the movable mold 1, ear holes 12 are formed in two opposite side walls inside the fixed mold, a stopper 13 is movably connected to the ear holes 12, and grooves 17 corresponding to the stopper 13 are formed in two sides of the slider 7, stopper 13 tip embedding is connected and is equipped with movable rod 15, movable rod 15 outwards runs through in proper order be connected with flexible motor 14 behind earhole 12, the definite membrane, the 14 end connection of flexible motor is in on the support column 3, stopper 13 go up with the one end that movable rod 15 links to each other is in the inside activity of earhole 12 sets up, and stopper 13 prevents that slider 7 from removing, prevents that the die cavity shape from changing.

The inside liftout mechanism that is equipped with of bottom plate 4, liftout mechanism includes two sets of screw motor 10 that remove post 9, perpendicular setting, 1 bottom of movable mould is equipped with two sets ofly and is used for remove the through-hole 11 of 9 activities of post, it all upwards stretches into to remove 9 high-ends of post inside the through-hole 11, it is two sets of it connects gradually to remove 9 low sides of post on the screw motor 10.

The inside lug 18 that is equipped with of through-hole 11, lug 18 is the setting of I-shaped, just inside being equipped with two sets of being used for the restriction of through-hole 11 the spacing strip 8 of lug 18, and two sets of the height difference of moving the high end of post 9 starts screw motor 10, moves post 9 and drives lug 18 together rebound, because the height difference of two sets of removal posts 9, leads to the lug 18 to stretch into the inside difference in height of die cavity, and spacing strip 8 restricts lug 18 for lug 18 can not get into the die cavity inside completely.

A feed inlet 16 is formed in the movable die 1 in a communicated mode, and the lower end of the feed inlet 16 penetrates through the sliding block 7.

The working principle is as follows: when the injection molding machine is implemented specifically, the air cylinder 6 drives the movable mold 1 and the sliding block 7 to move downwards to the inside of the cavity, the telescopic motor 14 drives the limiting block 13 to move towards the sliding block 7 until the limiting block 13 is clamped in the groove 17, then injection molding is carried out on the inside of the cavity through the feeding port, after the injection molding is completed, the telescopic motor 14 drives the limiting block 13 to be separated from the groove 17, the air cylinder 6 drives the sliding block 7 to move upwards, the screw motor 10 is started, the moving columns 9 drive the protruding blocks 18 to move upwards together, and the heights of the protruding blocks 18 extending into the cavity are different due to the difference of the heights of the two groups of moving columns 9.

The present invention and the embodiments thereof have been described above, and the description is not intended to be limiting, and the embodiments shown in the drawings are only a part of the embodiments of the present invention, not all of the embodiments, and the actual configuration is not limited thereto. In summary, those skilled in the art should be able to conceive of the present invention without creative design of the similar structural modes and embodiments without departing from the spirit of the present invention, and all such modifications should fall within the protection scope of the present invention.

Claims

1. The utility model provides an injection mold with slider, includes movable mould (1), cover half (2) and the die cavity that forms between the two, its characterized in that, cover half (2) bottom fixed connection is equipped with bottom plate (4), U-shaped support column (3) of inversion are equipped with in bottom plate (4) up end connection, it is equipped with cylinder (6), sliding seat (5) to connect on support column (3), sliding seat (5) are equipped with two sets ofly and its lower extreme and run through movable mould (1) back fixed connection is in on the cover half, cylinder (6) output runs through perpendicularly downwards movable mould (1) is connected and is equipped with slider (7), movable mould (1) sliding connection sets up between two sets of sliding seat (5), slider (7) upper end supports movable mould (1) bottom, all be equipped with ear hole (12) on the lateral wall that inside double-phase deviated from of cover half, swing joint is equipped with stopper (13) in earhole (12), slider (7) both sides be equipped with stopper (13) corresponding recess (17), the intercommunication is equipped with feed inlet (16) on movable mould (1), feed inlet (16) lower extreme runs through slider (7) set up, bottom plate (4) inside is equipped with liftout mechanism.

2. The injection mold with the sliding block as claimed in claim 1, wherein the material ejecting mechanism comprises two sets of moving columns (9) and a vertically arranged screw motor (10), the bottom of the moving mold (1) is provided with two sets of through holes (11) for the moving columns (9) to move, the high ends of the moving columns (9) extend upwards into the through holes (11), and the low ends of the two sets of moving columns (9) are sequentially connected to the screw motor (10).

3. The injection mold with the sliding block as claimed in claim 2, wherein the through hole (11) is internally provided with a bump (18), the bump (18) is arranged in an I shape, two sets of limiting strips (8) for limiting the bump (18) are arranged inside the through hole (11), and the heights of the high ends of the two sets of moving columns (9) are different.

4. The injection mold with the sliding block according to claim 1, wherein the end of the limiting block (13) is embedded and connected with a movable rod (15), the movable rod (15) sequentially penetrates through the ear hole (12) and the fixed film outwards and then is connected with a telescopic motor (14), and the end of the telescopic motor (14) is connected to the supporting column (3).

5. An injection mold with a slider as in claim 4, characterized in that the end of the stopper (13) connected to the movable rod (15) is movably disposed inside the ear hole (12).