CN211541995U

CN211541995U - Special hollow synthetic rubber mould for preventing body deformation

Info

Publication number: CN211541995U
Application number: CN201822201441.4U
Authority: CN
Inventors: 张乃凤
Original assignee: Tianjin Zhongxin Baisheng New Material Technology Co ltd
Current assignee: Tianjin Zhongxin Baisheng New Material Technology Co ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2020-09-22
Anticipated expiration: 2028-12-26

Abstract

The utility model discloses a prevent hollow synthetic rubber mould of special type of physique deformation, including die holder and upper die base, install the bed die in the die holder, install the mould in the upper die base, it has the die cavity to open in the bed die, go up the installation filling block of mould bottom, the filling block joint is in the die cavity, form hollow rubber between filling block and die cavity, the die cavity outer wall is opened there is first spout, the smooth core of joint in the first spout, the telescopic link of cylinder is connected to smooth core one end, in the installation bed die of cylinder, open filling block one side has the groove of accomodating, it rotates to cup joint the rotor plate to accomodate the groove to be close to one end, upper die base both sides fixed mounting reference column, open the die holder both sides has the locating hole, reference column sliding clamping is at the locating hole, the reference column and accomodate the groove. When the die is closed, the air cylinder pushes the sliding core out of the first sliding groove, and the retraction mechanism pushes the rotating plate out of the retraction groove, so that the gap between the filling block and the cavity is exactly the same as the shape of the hollow rubber, the hollow rubber is limited and fixed, and deformation during molding is avoided.

Description

Special hollow synthetic rubber mould for preventing body deformation

Technical Field

The utility model relates to a forming die technical field specifically is a prevent hollow synthetic rubber mould of special type of physique deformation.

Background

The rubber is a high-elasticity polymer material with reversible deformation, is rich in elasticity at room temperature, can generate large deformation under the action of small external force, and can recover the original shape after the external force is removed. According to the form, the rubber is divided into massive raw rubber, latex, liquid rubber and powder rubber.

When some special synthetic rubbers are manufactured, a special die is needed, the outer wall of the special hollow rubber is usually provided with a finger groove for drawing, the inner wall of the hollow rubber at the finger groove is provided with a flange, and the finger groove and the flange are positioned in the hollow rubber molding process, a die cavity of the die cannot limit and fix the hollow rubber during molding, so that the hollow rubber is easy to deform during molding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent hollow synthetic rubber mould of special type of physique deformation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a special hollow synthetic rubber mould for preventing the deformation of body is composed of lower mould base with lower mould and upper mould base, an upper die is arranged in the upper die base, a cavity is arranged in the lower die, a filling block is arranged at the bottom of the upper die, the filling block is clamped in the cavity in a sliding way, hollow rubber is formed between the filling block and the cavity, the outer wall of the cavity is provided with a first sliding chute, the first chute is slidably clamped with a sliding core, one end of the sliding core is fixedly connected with a telescopic rod of the cylinder, the cylinder is fixedly arranged in the lower die, one side of the filling block close to the sliding core is provided with a containing groove, one end of the accommodating groove close to the upper die is rotatably sleeved with a rotating plate, positioning columns are fixedly arranged on two sides of the upper die seat, the two sides of the lower die base are provided with positioning holes, the positioning columns are connected with the positioning holes in a sliding and clamping mode, and a retraction mechanism is installed between the positioning columns and the retraction grooves.

Preferably, the hollow rubber outer wall is provided with a finger groove, the hollow rubber inner wall at the finger groove is provided with a flange, the sliding core is clamped in the finger groove in a sliding manner, and the outer wall of the rotating plate is attached to the flange.

Preferably, the rotating plate and the end of the accommodating groove far away from the upper die are of arc structures matched with each other, and the rotating plate and the accommodating groove are rotatably sleeved to form a sealing plug with an arc structure.

Preferably, the jack includes the second spout, it has the second spout to open in the reference column of smooth core one side, the joint piston slides in the second spout, the piston is close to the one end fixed mounting piston rod of locating hole, the one end of piston other end fixed connection spring, spring other end fixed connection upper die base, it has the air vent to open on one side that mould and upper die base are close to smooth core, the groove is accomodate in the air vent intercommunication, the tracheal one end of fixed cover connection in the air vent, the trachea other end runs through the reference column outer wall and stretches into in the second spout.

Preferably, the free length of the spring is less than the second runner length.

Compared with the prior art, the beneficial effects of the utility model are that: after the die is closed, the air cylinder pushes the sliding core out of the first sliding groove, and the retraction mechanism pushes the rotating plate out of the storage groove, so that the gap between the filling block and the cavity is exactly the same as the shape of the hollow rubber, the hollow rubber is limited and fixed, and deformation during molding is avoided; a second sliding groove is formed in the positioning column, a piston is clamped in the second sliding groove and pressed on the positioning hole through a piston rod, the containing groove is in a sealing state, the positioning column presses to the positioning hole during mold closing, the piston slides to inflate the containing groove to push the rotating plate out, the hollow rubber is limited, and the spring pushes the piston to exhaust air to the containing groove during mold opening so as to suck the rotating plate back to the containing groove, so that the rotating plate is linked with the upper mold to be automatically opened and closed.

Drawings

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

FIG. 2 is a schematic view of the structure of the present invention when opening the mold;

fig. 3 is a schematic structural view of the hollow rubber used in the present invention.

In the figure: the die comprises a lower die base 1, an upper die base 2, a lower die base 3, an upper die base 4, a die cavity 5, a filling block 6, a storage groove 7, a rotating plate 8, a retraction mechanism 9, a second sliding groove 91, a piston rod 92, a piston 93, a spring 94, an air pipe 95, a vent hole 96, a positioning column 10, a positioning hole 11, a sliding core 12, a first sliding groove 13, an air cylinder 14, hollow rubber 15, a finger groove 16 and a flange 17.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a special hollow synthetic rubber mold for preventing body deformation comprises a lower mold base 1 and an upper mold base 2, a lower mold 3 is installed in the lower mold base 1, an upper mold 4 is installed in the upper mold base 2, a cavity 5 is formed in the lower mold 3, a filling block 6 is installed at the bottom of the upper mold 4, the filling block 6 is clamped in the cavity 5 in a sliding mode, hollow rubber 15 is formed between the filling block 6 and the cavity 5, a first sliding groove 13 is formed in the outer wall of the cavity 5, a sliding core 12 is clamped in the first sliding groove 13 in a sliding mode, one end of the sliding core 12 is fixedly connected with a telescopic rod of an air cylinder 14, the air cylinder 14 is fixedly installed in the lower mold 3, a containing groove 7 is formed in one side, close to the sliding core 12, of the filling block 6, a rotating plate 8 is rotatably sleeved at one end, close to the upper mold 4, positioning columns 10 are fixedly installed on two sides of the upper mold base 2, positioning holes 11 are formed in two sides of the lower mold base, when the die is closed, the air cylinder 14 pushes the sliding core 12 out of the first sliding groove 13, the retraction mechanism 9 pushes the rotating plate 8 out of the retraction groove 7, so that the gap between the filling block 6 and the cavity 5 is exactly the same as the shape of the hollow rubber 15, the hollow rubber 15 is limited and fixed, and deformation during forming is avoided.

The outer wall of the hollow rubber 15 is provided with a finger groove 16, the inner wall of the hollow rubber 15 at the finger groove 16 is provided with a flange 17, the sliding core 12 is slidably clamped in the finger groove 16, and the outer wall of the rotating plate 8 is attached to the flange 17, so that the gap between the filling block 6 and the cavity 5 is exactly the same as the shape of the hollow rubber 15, the hollow rubber 15 is limited and fixed, and deformation during molding is avoided.

The rotating plate 8 and the one end of accomodating groove 7 and keeping away from last mould 4 are matched with arc structure, and the rotating plate 8 rotates with accomodating groove 7 and cup joints the sealing plug that the department installed arc structure for the rotating plate 8 rotates the in-process and laminates all the time and accomodates groove 7 outer wall, accomodates 7 inner chambers in the groove and keeps sealed.

The retraction mechanism 9 comprises a second chute 91, a second chute 91 is opened in a positioning column 10 on one side of a sliding core 12, a piston 93 is clamped in the second chute 91 in a sliding manner, one end of the piston 93, which is close to a positioning hole 11, is fixedly provided with a piston rod 92, the other end of the piston 93 is fixedly connected with one end of a spring 94, the other end of the spring 94 is fixedly connected with an upper die base 2, one sides of an upper die 4 and the upper die base 2, which are close to the sliding core 12, are provided with vent holes 96, the vent holes 96 are communicated with a retraction groove 7, one end of an air pipe 95 is fixedly sleeved in the vent holes 96, the other end of the air pipe 95 penetrates through the outer wall of the positioning column 10 and extends into the second chute 91, during die assembly, the upper die base 2 presses against a lower die base 1, the positioning column 10 is clamped in the positioning hole 11, the piston rod 92 presses against the bottom surface of, thereby accomodate 7 internal gas pressure increases and promote rotor plate 8 to roll out and accomodate groove 7, rotor plate 8 carries on spacingly to flange 17 during the shaping, avoid warping, during the die sinking, die holder 1 is kept away from to upper die base 2, reference column 10 roll-off locating hole 11, spring 94 restoring force promotes piston 93, thereby piston 93 slides along second spout 91 and bleeds to accomodating the inslot 7, thereby accomodate the inslot 7 internal gas pressure and reduce and inhale the rotor plate 8 and accomodate the inslot 7, avoid rotor plate 8 card on flange 17 and unable die sinking.

The free length of the spring 94 is smaller than the length of the second slide groove 91, avoiding ejecting the piston 93 out of the second slide groove 91.

The working principle is as follows: when the utility model is used, the upper die base 2 presses the lower die base 1, the filling block 6 is clamped into the die cavity, the positioning column 10 is clamped into the positioning hole 11, the piston rod 92 presses the bottom surface of the positioning hole 11, the piston rod 92 pushes the piston 93, the piston 93 slides along the second chute 91, the spring 94 is compressed, thereby the air is inflated into the accommodating groove 7 through the air pipe 95 and the air vent 96, the air pressure in the accommodating groove 7 is increased to push the rotating plate 8 to rotate out of the accommodating groove 7, the rotating plate 8 limits the flange 17 during the molding, the air cylinder 14 pushes the sliding core 12 out of the first chute 13, the sliding core 12 limits the finger groove 16 during the molding, the gap between the filling block 6 and the die cavity 5 is just the same as the shape of the hollow rubber 15, the hollow rubber 15 is limited and fixed, the deformation is avoided during the molding, during the die sinking, the restoring force of the spring 94 pushes the piston 93, the piston 93 slides along the second, the air pressure in the accommodating groove 7 is reduced, so that the rotating plate 8 is sucked into the accommodating groove 7, the condition that the rotating plate 8 is clamped on the flange 17 and the mold can not be opened is avoided, the air cylinder 14 accommodates the sliding core 12 in the first sliding groove 13, and the condition that the sliding core 12 is clamped in the finger groove 16 and the hollow rubber 15 can not be taken out is avoided.

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

Claims

1. The utility model provides a prevent hollow synthetic rubber mould of special type of physique deformation, includes die holder (1) and upper die base (2), its characterized in that: install bed die (3) in die holder (1), install mould (4) in upper die base (2), it has die cavity (5) to open in bed die (3), go up mould (4) bottom installation filling block (6), filling block (6) slip joint is in die cavity (5), form hollow rubber (15) between filling block (6) and die cavity (5), open die cavity (5) outer wall has first spout (13), slip joint slip core (12) in first spout (13), the telescopic link of slip core (12) one end fixed connection cylinder (14), in cylinder (14) fixed installation bed die (3), one side that filling block (6) are close to slip core (12) is opened and is accomodate groove (7), it cup joints rotor plate (8) to accomodate the one end rotation that groove (7) are close to upper die (4), upper die base (2) both sides fixed mounting reference column (10), locating holes (11) are formed in the two sides of the lower die base (1), the locating columns (10) are connected to the locating holes (11) in a sliding and clamping mode, and the retraction mechanism (9) is installed between the locating columns (10) and the retraction grooves (7).

2. A special hollow synthetic rubber mould for preventing the deformation of the body according to claim 1, characterized in that: the outer wall of the hollow rubber (15) is provided with a finger groove (16), the inner wall of the hollow rubber (15) at the finger groove (16) is provided with a flange (17), the sliding core (12) is clamped in the finger groove (16) in a sliding mode, and the outer wall of the rotating plate (8) is attached to the flange (17).

3. A special hollow synthetic rubber mould for preventing the deformation of the body according to claim 1, characterized in that: the rotating plate (8) and one end of the accommodating groove (7) far away from the upper die (4) are of an arc-shaped structure matched with each other, and the rotating plate (8) and the accommodating groove (7) are rotatably sleeved to form a sealing plug with the arc-shaped structure.

4. A special hollow synthetic rubber mould for preventing the deformation of the body according to claim 1, characterized in that: receive and release mechanism (9) including second spout (91), it has second spout (91) to open in reference column (10) of smooth core (12) one side, slide joint piston (93) in second spout (91), piston (93) are close to one end fixed mounting piston rod (92) of locating hole (11), the one end of piston (93) other end fixed connection spring (94), spring (94) other end fixed connection upper die base (2), it has air vent (96) to open one side that last mould (4) and upper die base (2) are close to smooth core (12), groove (7) are accomodate in air vent (96) intercommunication, the one end of fixed cover trachea (95) in air vent (96), trachea (95) other end runs through reference column (10) outer wall and stretches into in second spout (91).

5. A special hollow synthetic rubber mould for preventing the deformation of the shape body as claimed in claim 4, wherein: the free length of the spring (94) is smaller than the length of the second sliding chute (91).