CN213947280U

CN213947280U - Mould is used in rubber sleeve production

Info

Publication number: CN213947280U
Application number: CN202022591189.XU
Authority: CN
Inventors: 陈钊; 夏万志
Original assignee: Wuxi Xingpu Mould Co ltd
Current assignee: Wuxi Xingpu Mould Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-08-13
Anticipated expiration: 2030-11-10

Abstract

The utility model belongs to the technical field of rubber production, specifically disclose a mould is used in rubber sleeve production, including the top board, the glue injection groove has been seted up to the inboard of top board, the bottom surface butt of top board has the holding down plate, the work piece chamber has been seted up to the inboard of holding down plate, the inner wall butt in work piece chamber has the work piece core pipe, the bottom fixedly connected with air valve of work piece core pipe, under compressed air's promotion, the top of air valve pushes away the rubber sleeve to the top in work piece chamber, the cover is worn in the outside of air valve has the air-blowing way, the bottom butt in air-blowing way has the valve of refusing against the current, the bottom fixedly connected with air duct of air-blowing way, the top fixedly connected with gas-supply pipe of air duct, the top fixedly connected with air compressor machine of gas-supply. Compared with the existing common die and rubber forming die set, the die for producing the rubber sleeve is difficult to take out after batch die casting; 2. the cleanliness of the rubber sleeve stamping environment is not guaranteed.

Description

Mould is used in rubber sleeve production

Technical Field

The utility model relates to a rubber production technical field specifically is a mould is used in rubber sleeve production.

Background

The rubber sleeve is as a cavity protective sheath, and the wide application is in fields such as machining, and the rubber sleeve has the dustproof and corrosion-resistant characteristics of buffering, and during current rubber sleeve production, need pour into the inboard die-casting shaping in work piece chamber with the rubber of hot melt into, and the die-casting process needs closely to cooperate between the mould, and the rubber sleeve exists to be difficult to take off from the mould after the die-casting is accomplished and takes off, and especially when the batched die-casting, the operator need take off in turn, and complex operation has reduced the production efficiency of rubber sleeve.

The prior patent (public number: CN207088294U) discloses a mould and a rubber forming mould set, and the following problems in the prior art are found in the process of realizing the scheme, and are not well solved: 1. the workpiece taking is difficult after batch die casting; 2. the cleanliness of the rubber sleeve stamping environment is not guaranteed, and technological innovation is performed on the basis of the existing mold and rubber forming mold set aiming at the conditions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould is used in rubber sleeve production to propose following not enough in solving above-mentioned background art: 1. the workpiece taking is difficult after batch die casting; 2. the cleanliness of the rubber sleeve stamping environment is not guaranteed.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a mould is used in rubber sleeve production, includes the top board, the glue injection groove has been seted up to the inboard of top board, the bottom surface butt of top board has the holding down plate, the work piece chamber has been seted up to the inboard of holding down plate, the inner wall butt in work piece chamber has connect work piece core pipe.

The bottom fixedly connected with air gate valve of work piece core pipe, the cover is worn to overlap in the outside of air gate valve has the air-blowing way, the bottom butt of air-blowing way has the anti-stop valve against current, the inboard butt that the anti-stop valve against current has reset spring, reset spring's top butt is in the inboard of air-blowing way, the bottom fixedly connected with air duct of air-blowing way, the top fixedly connected with gas-supply pipe of air duct, the top fixedly connected with air compressor machine of gas-supply pipe.

Further, the upper pressure plate is made of concave steel castings, and the bottom concave surface of the upper pressure plate is respectively abutted with the lower pressure plate and the workpiece core tube.

Further, the lower pressing plate is made of wedge-shaped steel castings, and the bottom surface of the lower pressing plate is fixedly connected with an air blowing channel.

Further, the bottom end of the air valve abuts against the inner wall of the middle part of the air blowing channel, and the top end of the air valve abuts against the center of the bottom end of the workpiece cavity.

Furthermore, the top end of the air blowing channel is fixedly connected to the center of the bottom end of the workpiece cavity, the air blowing channel is composed of a square cavity at the top and a circular cavity at the bottom, and the inner side of the air blowing channel is abutted to the air valve.

Furthermore, the countercurrent stop valve is made of an arc-shaped baffle, the center of the top end of the countercurrent stop valve abuts against the bottom end of the air guide pipe, and the top surface of the countercurrent stop valve is attached to the inner wall of the bottom end of the air blowing channel.

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

(1) the utility model discloses a holding down plate, work piece chamber, work piece core pipe, air door valve, air blowing way, the valve that refuses against current, reset spring, air duct, gas-supply pipe and air compressor machine solve a rubber sleeve production mould can't take off the problem that takes off fast conveniently after accomplishing rubber sleeve batch die-casting, carry compressed air in a large amount through the air compressor machine to the gas duct, compressed air blows to the air door valve via air duct and air blowing way, the air door valve pushes the rubber sleeve to the top in work piece chamber when being backed up by compressed air, improve the production efficiency of rubber sleeve batch die-casting, reduced the degree of difficulty that the operator got the work piece;

(2) the utility model discloses a holding down plate, work piece chamber, air-blowing way, air duct, gas-supply pipe and air compressor machine accomplish the rubber sleeve die-casting environment cleanness of a rubber sleeve production mould, through compressed air's blowing, the inboard rubber sediment that remains in work piece chamber is blown away from the work piece chamber, avoids the rubber sediment to be impressed and influences product quality in the rubber sleeve, promotes the die-casting quality of rubber sleeve.

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 front view of the structure of the present invention;

FIG. 2 is a front sectional view of the structure of the present invention;

fig. 3 is a top view of the lower platen structure of the present invention.

The list of components represented by the various reference numbers in the figures is as follows: 1-upper pressing plate, 2-glue injection groove, 3-lower pressing plate, 4-workpiece cavity, 5-workpiece core tube, 6-air valve, 7-air blowing channel, 8-counter-flow check valve, 9-reset spring, 10-air duct, 11-air duct and 12-air compressor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a mold for producing a rubber sleeve comprises an upper pressing plate 1, wherein the upper pressing plate 1 is made of a concave steel casting, a lower pressing plate 3 and a workpiece core tube 5 are respectively abutted to the concave surface of the bottom of the upper pressing plate 1, a glue injection groove 2 is formed in the inner side of the upper pressing plate 1, rubber is injected into the inner side of a workpiece cavity 4 through the glue injection groove 2 for die-casting, the lower pressing plate 3 is abutted to the bottom surface of the upper pressing plate 1, the lower pressing plate 3 is made of a wedge-shaped steel casting, a gas blowing channel 7 is fixedly connected to the bottom surface of the lower pressing plate 3, the rubber sleeve is die-cast through the attachment of the lower pressing plate 3 and the upper pressing plate 1, the workpiece cavity 4 is formed in the inner side of the lower pressing plate 3, the workpiece core tube 5 is abutted to the inner wall of the workpiece cavity 4, and the shaping of the rubber sleeve is completed through the workpiece cavity 4 and the workpiece core tube 5.

The bottom end of the workpiece core tube 5 is fixedly connected with an air valve 6, the bottom end of the air valve 6 is abutted against the inner wall of the middle part of the air blowing channel 7, the top end of the air valve 6 is abutted against the center of the bottom end of the workpiece cavity 4, the air valve 6 is pushed by compressed air, the top end of the air valve 6 pushes the rubber sleeve towards the top end of the workpiece cavity 4, at the moment, the compressed air finishes the work of blowing the rubber sleeve away from the workpiece cavity 4, the air blowing channel 7 is sleeved outside the air valve 6 in a penetrating manner, the top end of the air blowing channel 7 is fixedly connected at the center of the bottom end of the workpiece cavity 4, the air blowing channel 7 consists of a square cavity at the top and a circular cavity at the bottom, the air valve 6 is abutted against the inner side of the air blowing channel 7, the compressed air is guided to the top end of the air blowing channel 7, the door valve 6 is abutted against the bottom end of the air blowing channel 7 when, the reverse flow stop valve 8 is made of an arc-shaped baffle, the center of the top end of the reverse flow stop valve 8 abuts against the bottom end of the air duct 10, the top surface of the reverse flow stop valve 8 is attached to the inner wall of the bottom end of the air blowing duct 7, air pressure balance between the air blowing duct 7 and the inner side of the air duct 10 is achieved by arranging the reverse flow stop valve 8, the inner side of the reverse flow stop valve 8 abuts against a return spring 9, when the air compressor 12 stops idling, the top end of the reverse flow stop valve 8 abuts against the bottom end of the air duct 10 to achieve sealing of the air blowing duct 7, the top end of the return spring 9 abuts against the inner side of the air blowing duct 7, the bottom end of the air blowing duct 7 is fixedly connected with the air duct 10, the top end of the air duct 10 is fixedly connected with an air duct 11, and the top end of the air duct 11 is fixedly connected with the air compressor 12.

In the utility model, when a user uses the device, firstly, the air compressor 12 is started to blow away rubber slag on the inner side of the workpiece cavity 4, the inner side of the workpiece cavity 4 is kept clean, the bottom surface of the upper press plate 1 is attached to the top surface of the lower press plate 3, the workpiece core pipe 5 is pressed by the top pressure of the upper press plate 1 and slides towards the inner bottom end of the workpiece cavity 4, when the bottom end of the air valve 6 is abutted against the inner middle part of the air blowing channel 7, the top end of the workpiece core pipe 5 is leveled with the top plate of the lower press plate 3, rubber is injected into the workpiece cavity 4 through the glue injection groove 2, the workpiece cavity 4 and the workpiece core pipe 5 shape the rubber sleeve, the upper press plate 1 and the lower press plate 3 are separated from contact after the die casting is completed, the air compressor 12 is started, compressed air is blown to the air valve 6 through the air duct 10 and the air blowing channel 7, the reverse flow stop valve 8 is used for adjusting the air pressure on the inner sides of the air duct 7 and the air duct 10, under the action of the compressed air, the rubber sleeve is pushed to the top end of the workpiece cavity 4 by the air valve 6, and the compressed air blows the rubber sleeve away from the workpiece cavity 4, which is the working principle of the die for producing the rubber sleeve.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The mold for producing the rubber sleeve comprises an upper pressing plate (1) and is characterized in that a glue injection groove (2) is formed in the inner side of the upper pressing plate (1), a lower pressing plate (3) is abutted to the bottom surface of the upper pressing plate (1), a workpiece cavity (4) is formed in the inner side of the lower pressing plate (3), and a workpiece core tube (5) is abutted to the inner wall of the workpiece cavity (4);

the bottom fixedly connected with air valve (6) of work piece core pipe (5), the cover is worn to have in the outside of air valve (6) and is blown air flue (7), the bottom butt of blowing air flue (7) has refused stop valve (8) against the current, the inboard butt that refuses stop valve (8) against the current has reset spring (9), the top butt of reset spring (9) is in the inboard of blowing air flue (7), the bottom fixedly connected with air duct (10) of blowing air flue (7), the top fixedly connected with gas-supply pipe (11) of air duct (10), the top fixedly connected with air compressor machine (12) of gas-supply pipe (11).

2. The mold for producing the rubber sleeve as recited in claim 1, wherein the upper pressing plate (1) is made of concave steel casting, and the bottom concave surface of the upper pressing plate (1) is respectively abutted with the lower pressing plate (3) and the workpiece core tube (5).

3. The mold for producing the rubber sleeve as claimed in claim 1, wherein the lower pressing plate (3) is made of wedge-shaped steel casting, and the bottom surface of the lower pressing plate (3) is fixedly connected with an air blowing duct (7).

4. The rubber sleeve production die as claimed in claim 1, wherein the bottom end of the air valve (6) abuts against the middle inner wall of the air blowing duct (7), and the top end of the air valve (6) abuts against the bottom center of the workpiece cavity (4).

5. The mold for producing the rubber sleeve according to claim 1, wherein the top end of the air blowing duct (7) is fixedly connected to the center of the bottom end of the workpiece cavity (4), the air blowing duct (7) is composed of a square cavity at the top and a circular cavity at the bottom, and the inner side of the air blowing duct (7) is abutted with the air valve (6).

6. The mold for producing the rubber sleeve according to claim 1, wherein the reverse flow preventing valve (8) is made of an arc-shaped baffle, the center of the top end of the reverse flow preventing valve (8) abuts against the bottom end of the air duct (10), and the top surface of the reverse flow preventing valve (8) is attached to the inner wall of the bottom end of the air blowing duct (7).