CN216400437U - A suction cup release device for injection molds - Google Patents

Abstract

The utility model discloses a sucker demolding device for an injection mold, relates to the technical field of sucker demolding, and aims to solve the problems that the conventional product is inconvenient to demold and is easy to scratch the surface of the product when being pushed upwards by an ejector pin to demold, so that the product is damaged. The utility model has novel structure, avoids the situation that the outer surface of the product is easy to scratch when the product is demoulded, increases the safety of the product when the product is demoulded, improves the working efficiency and saves materials.

Description

A suction cup release device for injection molds

technical field

The utility model relates to the technical field of suction cup demolding, in particular to a suction cup demolding device for an injection mould.

Background technique

The suction cup is an item in the shape of a circular funnel that can be adsorbed on a fixed surface, and the suction cup needs to use an injection mold during production to make the suction cup injection-molded, and because the shape of the suction cup is a truncated cone, it is more inconvenient when demoulding, and When the product is pushed upwards by the ejector pin, it is easy to scratch the surface of the product, thereby damaging the product, causing certain troubles during demolding. Therefore, in order to solve such problems, we propose a suction cup for injection molds. mold device.

Utility model content

The suction cup demolding device for injection moulds proposed by the utility model solves the problem that the existing products are relatively inconvenient when demoulding is pushed upwards by the ejector pin, which easily scratches the surface of the product and damages the product.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A suction cup demolding device for injection molds, comprising a top plate, a rear mold base is arranged at the bottom end of the top plate, and a molding mechanism is provided on the rear mold base and the inner wall of the top plate, and the molding mechanism is a sliding type A connection structure, one side of the molding mechanism is provided with a transverse demoulding mechanism, and the transverse demoulding mechanism is symmetrically distributed with the central axis of the molding mechanism, and the bottom end of the rear mold frame is provided with a longitudinal demoulding mechanism, and Both sides of the longitudinal demolding mechanism are provided with support feet.

Preferably, the molding mechanism includes an upper mold frame, and the upper mold frame is located on the inner wall of the top plate, the bottom end of the upper mold frame is provided with a first lower mold frame, and the first lower mold frame is located in the rear mold Inside the frame, a second lower mold frame is disposed on one side of the first lower mold frame, and a molding groove is opened between the first lower mold frame and the second lower mold frame.

Preferably, the inner wall of the first lower mold frame is provided with a shunt channel.

Preferably, the transverse demoulding mechanism includes an oil cylinder and a connecting plate, the oil cylinder is symmetrically distributed on the central axis of the rear mold frame, and one end of the oil cylinder is provided with a piston rod, and the piston rod penetrates through the connecting plate, and the two One end of each of the piston rods is respectively fixedly connected to the first lower mold frame and the second lower mold frame, the two sides of the connecting plate are provided with fixing plates, and the fixing plates are fixedly connected to the rear mold frame.

Preferably, the longitudinal demolding mechanism includes a thimble fixing plate, and the top end of the thimble fixing plate is provided with a thimble, and the inner wall of the thimble fixing plate is provided with a connecting shaft.

Preferably, the inner wall of the top plate is provided with an injection port, and the injection port penetrates through the top plate and the upper mold frame is connected to the runner.

The beneficial effects of the present utility model are:

The utility model is provided with a transverse demoulding mechanism and a longitudinal demoulding mechanism. When demoulding, the transverse demoulding mechanism is first activated to make the first lower mold frame and the second lower mold frame away from each other, so that the first lower mold frame and the second lower mold frame are separated from each other. The lower mold frame is separated from the product, and then the product can be ejected through the longitudinal demoulding mechanism, which avoids the situation that the product is easily scratched on the outer surface of the product when the product is demolded, increases the safety of the product when it is demolded, and improves the Work efficiently and save material.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is an exploded view of the structure of the utility model.

FIG. 3 is a schematic structural diagram of a transverse demoulding mechanism of the present invention.

Numerals in the figure: 1, top plate; 2, injection port; 3, lateral demoulding mechanism; 301, oil cylinder; 302, connecting plate; 303, support plate; 304, piston rod; 4, forming mechanism; 401, upper die frame; 402, the first lower mold frame; 403, the second lower mold frame; 404, the molding groove; 405, the runner; 5, the support foot; , Thimble; 7, after the mold base.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

Referring to FIGS. 1-3 , a suction cup demolding device for an injection mold includes a top plate 1, the bottom end of the top plate 1 is provided with a rear mold frame 7, and the rear mold frame 7 and the inner wall of the top plate 1 are provided with There is a forming mechanism 4, and the forming mechanism 4 is a sliding connection structure, and a lateral demoulding mechanism 3 is provided on one side of the forming mechanism 4, and the lateral demoulding mechanism 3 is symmetrical with the central axis of the forming mechanism 4. Distribution, the bottom end of the rear mold frame 7 is provided with a longitudinal demolding mechanism 6, and both sides of the longitudinal demolding mechanism 6 are provided with support feet 5, the molding mechanism 4 includes an upper mold frame 401, and the The upper mold frame 401 is located on the inner wall of the top plate 1 , the bottom end of the upper mold frame 401 is provided with a first lower mold frame 402 , and the first lower mold frame 402 is located inside the rear mold frame 7 . One side of the mold frame 402 is provided with a second lower mold frame 403, and a molding groove 404 is opened between the first lower mold frame 402 and the second lower mold frame 403, and the inner wall of the first lower mold frame 402 is opened There is a shunt channel 405 .

As shown in FIG. 2 and FIG. 3 , the lateral demoulding mechanism 3 includes an oil cylinder 301 and a connecting plate 302. The central axis of the rear mold frame 7 of the oil cylinder 301 is symmetrically distributed, and one end of the oil cylinder 301 is provided with a piston rod 304, and the piston rod 304 penetrates through the connecting plate 302, one end of the two piston rods 304 is fixedly connected to the first lower mold frame 402 and the second lower mold frame 403 respectively, and both sides of the connecting plate 302 are provided There is a fixing plate 303, and the fixing plate 303 is fixedly connected with the rear mold frame 7, which can keep the first lower mold frame 402 and the second lower mold frame 403 away from the product, avoid scratching the product during demoulding, and increase the device's performance. safety.

As shown in FIG. 2 , the longitudinal demolding mechanism 6 includes a thimble fixing plate 601, and the top end of the thimble fixing plate 601 is provided with a thimble 603, and the inner wall of the thimble fixing plate 601 is provided with a connecting shaft 602, which is used for Eject the product from the device for easy demoulding.

As shown in FIG. 1 and FIG. 2 , the inner wall of the top plate 1 is provided with an injection port 2 , and the injection port 2 penetrates through the top plate 1 and the upper mold frame 401 is connected to the runner 405 , and the raw material can be injected through the injection port 2 . added to the mold.

Working principle: When the device is in use, the raw material is firstly added into the device through the injection port 2, and the raw material enters the molding groove 404 between the first lower mold frame 402 and the second lower mold frame 403 through the runner 405, The product is formed through the forming groove 404. When demolding is required after forming, the upper mold frame 401 is first moved upward, and then the oil cylinders 301 on both sides are activated. Moves with the second lower mold frame 403 to separate the first lower mold frame 402 from the second lower mold frame 403, and after separation, is pushed upward by the ejector pin 603, thereby separating the injection-molded product from the molding groove 404, and the ejector pin 603 When the product is pushed upward, there is no obstacle on the outer surface of the product, so as to avoid scratching the outer surface of the product during demolding. After demolding, the product is taken out from the first lower mold frame 402 and the second lower mold frame 403, After taking out, the oil cylinder 301 is activated again, so that the piston rod 304 is elongated, and the first lower mold frame 402 and the second lower mold frame 403 are closely attached to each other, which is convenient for re-injection.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. The utility model provides a sucking disc shedder for injection mold, includes roof (1), its characterized in that, the bottom of roof (1) is provided with back die carrier (7), just the inner wall of back die carrier (7) and roof (1) is provided with forming mechanism (4), just forming mechanism (4) are slidingtype connection structure, one side of forming mechanism (4) is provided with horizontal demoulding mechanism (3), just horizontal demoulding mechanism (3) are the symmetric distribution with the axis of forming mechanism (4), the bottom of back die carrier (7) is provided with vertical demoulding mechanism (6), just the both sides of vertical demoulding mechanism (6) are provided with supporting legs (5).

2. The suction cup demolding device for the injection mold as claimed in claim 1, wherein the molding mechanism (4) comprises an upper mold frame (401), the upper mold frame (401) is located on the inner wall of the top plate (1), a first lower mold frame (402) is arranged at the bottom end of the upper mold frame (401), the first lower mold frame (402) is located inside the rear mold frame (7), a second lower mold frame (403) is arranged on one side of the first lower mold frame (402), and a molding groove (404) is formed between the first lower mold frame (402) and the second lower mold frame (403).

3. The suction cup demolding device for the injection mold as recited in claim 2, wherein the inner wall of the first lower mold frame (402) is provided with a branch passage (405).

4. The suction cup demolding device for the injection mold according to claim 1, wherein the transverse demolding mechanism (3) comprises an oil cylinder (301) and a connecting plate (302), the oil cylinder (301) is symmetrically distributed on the central axis of the rear mold frame (7), a piston rod (304) is arranged at one end of the oil cylinder (301), the piston rod (304) penetrates through the connecting plate (302), two piston rods (304) are fixedly connected with a first lower mold frame (402) and a second lower mold frame (403) respectively, fixing plates (303) are arranged on two sides of the connecting plate (302), and the fixing plates (303) are fixedly connected with the rear mold frame (7).

5. The suction cup demolding device for the injection mold as recited in claim 1, wherein the longitudinal demolding mechanism (6) comprises an ejector pin fixing plate (601), an ejector pin (603) is arranged at the top end of the ejector pin fixing plate (601), and a connecting shaft (602) is arranged on the inner wall of the ejector pin fixing plate (601).

6. The suction cup demolding device for the injection mold as claimed in claim 1, wherein the inner wall of the top plate (1) is provided with an injection port (2), and the injection port (2) penetrates through the top plate (1) and the upper mold frame (401) to be connected with the runner (405).

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