CN218111548U

CN218111548U - Vulcanizing mold for completing vulcanization process of vibration damping cushion block

Info

Publication number: CN218111548U
Application number: CN202222272752.6U
Authority: CN
Inventors: 毛俊
Original assignee: Hunan Yixin Hengtong Electric Co ltd
Current assignee: Hunan Yixin Hengtong Electric Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-23
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a vulcanization mould utensil for accomplishing damping cushion vulcanization process, including top mould, well mould and die block, be equipped with the rubber layer die cavity that is formed by the equipment temporarily of die cavity subassembly and well mould, die block and can disassemble between well mould and die block, be equipped with the rubber layer die cavity pressure injection melten gel's that is equipped with below between top mould and well mould and supply gluey mechanism, supply gluey mechanism including holding gluey space and injecting glue runner, the injecting glue runner will hold gluey space and rubber layer die cavity intercommunication. The die cavity assembly comprises a plurality of inner petals and a plurality of outer petals, the plurality of inner petals form an annular inner mold ring on the bottom mold, the peripheral molded surface of the inner mold ring corresponds to the inner ring molded surface of the rubber layer, the plurality of outer petals form an annular outer mold ring on the bottom mold, and the inner ring molded surface of the outer mold ring corresponds to the outer ring molded surface of the rubber layer. The method has the advantage that the die filling and the die stripping of the damping cushion block can be smoothly completed in the vulcanization process for manufacturing the damping cushion block.

Description

Vulcanizing mold for completing vulcanization process of vibration damping cushion block

Technical Field

The utility model relates to a vulcanization mould utensil for accomplishing damping cushion vulcanization technology belongs to rubber damping body vulcanization technical field.

Background

A damping cushion block is annular and is provided with an annular metal top plate and an annular metal bottom plate, wherein a rubber layer which is vulcanized and bonded with the metal top plate and the metal bottom plate is arranged between the metal top plate and the metal bottom plate. The periphery of the rubber layer is in a groove shape which is radially inwards concave in an arc shape; the inner ring surface of the rubber layer is in a groove shape which is radially outwards concave in an arc shape; the metal bottom plate is provided with an annular side wall which is opened downwards and is close to the inner ring area.

The basic process for manufacturing the damping cushion block is to manufacture the metal top plate and the metal bottom plate, and then manufacture the rubber layer between the metal top plate and the metal bottom plate in a vulcanization mode. In order to quickly and easily complete the manufacture of the rubber layer in the vulcanization process, smooth die filling and smooth demolding are required. For the vulcanized product, on one hand, the glue is easy to overflow in the gap of the mould during the injection of the molten glue, so that the high requirement on the attachment between the mould components is met, and the assembly difficulty of the mould is correspondingly increased. On the other hand, the rubber has strong adhesion, so that smooth demolding is difficult.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: how to successfully finish the die filling and the die stripping of the damping cushion block in the vulcanization process for manufacturing the damping cushion block.

The invention contents of the utility model are:

the utility model provides a vulcanization mould utensil for accomplishing damping cushion vulcanization technology, includes top mould, well mould and die block, is equipped with the rubber layer die cavity that forms and can disassemble by the interim equipment of die cavity subassembly and well mould, die block between well mould and die block, is equipped with the confession gluey mechanism of rubber layer die cavity pressure injection melten gel below between top mould and well mould, supply gluey mechanism including holding gluey space and injecting glue runner, the injecting glue runner will hold gluey space and rubber layer die cavity intercommunication.

Further, the cavity assembly comprises a plurality of inner petals and a plurality of outer petals, the plurality of inner petals form an annular inner mold ring on the bottom mold, the peripheral molded surface of the inner mold ring corresponds to the inner ring molded surface of the rubber layer, the plurality of outer petals form an annular outer mold ring on the bottom mold, and the inner ring molded surface of the outer mold ring corresponds to the outer ring molded surface of the rubber layer.

Further, the inner mould ring consists of six inner petals.

Further, the cavity assembly comprises a core mold, wherein the core mold is positioned in the inner ring of the inner mold ring and is attached to each inner flap mold of the inner mold ring.

Further, the inner ring space of the inner mold ring is a tapered body space with a large upper part and a small lower part, and the core mold is a tapered body with a large upper part and a small lower part.

Further, the outer mould ring consists of three outer petals.

Furthermore, a downward limiting side wall is arranged on the lower end face of the middle die, the limiting side wall encloses a conical space with a downward opening and a small upper part and a large lower part, the outer peripheral face of the outer die ring is a conical face matched with the conical space of the limiting side wall, the outer die ring is positioned in the conical space, and the outer peripheral face of the outer die ring is attached to the inner wall of the limiting side wall.

Furthermore, the glue containing space is an annular glue containing groove with an upward opening formed in the upper end face of the middle die, the glue supply mechanism further comprises an annular glue injection plug arranged on the lower end face of the top die, and the annular glue injection plug can be pressed into the annular glue containing groove.

The die set comprises a top die holder, a middle die holder and a bottom die holder, wherein the top die holder, the middle die holder and the bottom die holder are arranged on the die set and can respectively fix the top die, the middle die and the bottom die, and the top die holder and the middle die holder can slide up and down on the die set.

Furthermore, T-shaped grooves for installing bolt handle ends are arranged on the bottom end surfaces of the top die base, the middle die base and the bottom die base, and notches for installing bolt nut ends corresponding to the positions of the T-shaped grooves in the top die base, the middle die base and the bottom die base are respectively arranged on the edges of the bases of the top die, the middle die base and the bottom die base.

Has the advantages that:

1. the rubber layer cavity is formed by temporarily assembling the middle die and the bottom die, and can smoothly complete die filling of the metal top plate and the metal bottom plate; and the assembly can be disassembled, so that the vibration damping cushion block after the rubber layer is vulcanized can be smoothly demoulded.

2. The top die base and the middle die base slide up and down through the pushing cylinder mechanism, so that die filling and demolding are more convenient and labor-saving.

Drawings

FIG. 1 is a schematic cross-sectional view of a vulcanization mold according to an embodiment after rubber layer injection;

FIG. 2 is a schematic cross-sectional view of the vulcanization mold according to the first embodiment after the completion of the mold filling but before the injection of the compound;

FIG. 3 is a schematic sectional view of the curing mold according to the first embodiment after being disassembled;

FIG. 4 is a schematic top view of a mold in a vulcanization mold according to one embodiment;

FIG. 5 is a schematic cross-sectional view of the vulcanization mold according to the second embodiment after rubber layer injection;

fig. 6 is a schematic cross-sectional view of the damping pad.

In the figure: 1. a mold frame; 101. a top die holder; 102. a middle die holder; 103. a bottom die holder; 2. carrying out top die; 201. annular rubber injection plugs; 3. a middle mold; 301. an annular glue containing groove; 302. a limiting side wall; 303. a cone-shaped space; 4. bottom die; 401. a base; 402. a mould table; 4021. positioning a groove; 5. a rubber layer cavity; 6. an inner mold ring; 601. an inner flap mold; 7. an outer mold ring; 701. an outer flap mold; 8. a core mold; 9. a glue injection runner; 901. an upper section of the flow channel; 902. a lower section of the flow passage; 10. a T-shaped slot; 11. a notch; 12. a bolt; 13. damping cushion blocks; 1301. a metal top plate; 1302. a metal base plate; 13021. an annular sidewall; 1303. a rubber layer.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

as shown in fig. 6, the rubber vulcanization is performed at a high temperature of about 150 degrees, the product to be vulcanized is an annular damping pad 13, which has an annular metal top plate 1301 and a metal bottom plate 1302, and a rubber layer 1303 vulcanized and bonded with the metal top plate 1301 and the metal bottom plate 1302 is arranged between the metal top plate 1301 and the metal bottom plate 1302. The peripheral profile of the rubber layer 1303 is in a groove shape which is radially inwards concave in an arc shape; the molded surface of the inner ring of the rubber layer is in a groove shape which is radially outwards curved and sunken; the metal base 1302 has an annular sidewall 13021 that opens downwardly in the region adjacent the inner ring.

Example one

1-4 show, a vulcanization mould utensil for accomplishing damping cushion vulcanization technology, including top mould 2, well mould 3 and die block 4, be equipped with between well mould 3 and die block 4 by the rubber layer die cavity 5 that the temporal assembly of die cavity subassembly and well mould 3, die block 4 formed and can disassemble, be equipped with between top mould 2 and well mould 3 and press the confession gluey mechanism of injecting the melten gel to the rubber layer die cavity 5 of below, supply gluey mechanism including holding gluey space and injecting glue runner 9, injecting glue runner 9 will hold gluey space and rubber layer die cavity 5 intercommunication. During application, molten glue in the glue containing space is injected into the rubber layer cavity 5 through the glue injection runner 9 at high temperature, the middle die 3 and the bottom die 4 are separated when the rubber layer 1303 is solidified and molded after cooling, the cavity assembly is removed, and the damping cushion block 13 can be taken out, so that vulcanization of the damping cushion block 13 is completed. Since the rubber layer cavity 5 is temporarily assembled by assembling components between the middle mold 3 and the bottom mold 4, the mold filling of the metal top plate 1301 and the metal bottom plate 1302 can be smoothly completed. And because the assembly can be disassembled, the vibration damping cushion block 13 after the rubber layer vulcanization can be smoothly demoulded.

The cavity assembly comprises a plurality of inner petals 601 and a plurality of outer petals 701, the inner petals 601 form an annular inner mold ring 6 on the bottom mold 4, the peripheral profile of the inner mold ring 6 corresponds to the inner ring profile of the rubber layer 1303, the outer petals 701 form an annular outer mold ring 7 on the bottom mold 4, and the inner ring profile of the outer mold ring 7 corresponds to the peripheral profile of the rubber layer 1303. The inner split molds 601 form the annular inner mold ring 6, so that the inner mold rings 6 can be assembled one by one before vulcanization, and because the outer peripheral surfaces of the inner mold rings 6 are embedded into the inner ring surface of the groove-shaped rubber layer 1303, the inner mold rings 6 as a whole cannot be realized and the demolding cannot be performed. Similarly, a plurality of outer split molds 701 form an annular outer mold ring 7, which is convenient for assembling the outer split molds 701 into the outer mold ring 7 one by one before vulcanization, because the inner peripheral surface of the outer mold ring 7 is embedded into the outer peripheral surface of the groove-shaped rubber layer 1303, if the outer mold ring 7 is taken as a whole, the outer mold ring 7 cannot be realized, and certainly, the demolding cannot be performed.

Preferably, the inner ring 6 is composed of six inner petals 601.

Further, the cavity assembly includes a core mold 8, the core mold 8 being positioned in the inner ring of the inner mold ring 6 in abutment with each inner split mold 601 of the inner mold ring 6. This enables a stable inner ring 6 to be formed.

The inner ring space of the inner mold ring 6 is a tapered body space with a large upper part and a small lower part, and the core mold 8 is a tapered body with a large upper part and a small lower part. Therefore, the core mold 8 can be smoothly inserted into the inner ring space of the inner mold ring 6 after the inner mold ring 6 is assembled.

Preferably, the outer mould ring 7 consists of three outer petals 701. The lower end face of the middle mold 3 is provided with a downward limiting side wall 302, a conical space 303 with a downward opening and a small top is enclosed by the limiting side wall 302, the outer peripheral face of the outer mold ring 7 is a conical face matched with the conical space 303 of the limiting side wall 302, the outer mold ring 7 is positioned in the conical space 303, and the outer peripheral face of the outer mold ring is attached to the inner wall of the limiting side wall 302. This enables the formation of a stable outer mould ring 7.

Hold gluey space for establishing the ascending annular of opening of well mould 3 up end and hold gluey groove 301, supply gluey mechanism still including establishing annular notes plug 201 at 2 lower terminal surfaces of top mould, annular notes plug 201 can from top to bottom impress in the annular holds gluey groove 301, presses the injecting glue runner 9 into with the molten glue in the annular holds gluey groove 301, impresses in the rubber layer die cavity 5 through injecting glue runner 9.

Here, the glue injection flow channel 9 includes a flow channel upper section 901 and a flow channel lower section 902, the upper section is disposed on the middle mold 3 at the bottom of the annular glue containing groove 301, the lower section is disposed on the outer split mold 701, and the upper section and the lower section of the glue injection flow channel 9 are intersected and communicated.

In order to facilitate the processing of the bottom mold, the bottom mold 4 is composed of a lower base 401 and an upper central mold table 402, and an annular positioning groove 4021 is formed in the upper end surface of the mold table 402. When the die is assembled, the damping cushion block 13, the inner ring 6 and the core die 8 are placed on the die table 402, and the annular side wall 13021 on the metal base plate 1302 of the damping cushion block 13 is embedded into the positioning groove 4021.

Example two

As shown in fig. 5, it is different from the first embodiment in that: the vulcanizing mold further comprises a mold frame 1, a top mold seat 101, a middle mold seat 102 and a bottom mold seat 103 which can respectively fix the top mold 2, the middle mold 3 and the bottom mold 4 are arranged on the mold frame 1, and the top mold seat 101 and the middle mold seat 102 can slide up and down on the mold frame 1. T-shaped grooves 10 for mounting the screw handle ends of the bolts 12 are formed in the bottom end faces of the top die base 101, the middle die base 102 and the upper end face of the bottom die base 103, and notches 11 for mounting the nut ends of the bolts 12 corresponding to the positions of the T-shaped grooves 10 in the top die base 101, the middle die base 102 and the bottom die base 103 are formed in the edges of the bases 401 of the top die 2, the middle die 3 and the bottom die 4 respectively. Through the arrangement, the top die holder 101 slides upwards, the middle die holder 102 does not move, and the top die 2 and the middle die 3 can be separated; the middle die holder 102 slides upwards, the bottom die holder 103 is not moved, and the bottom die 4 and the middle die 3 can be separated.

The up-and-down sliding of the top die holder 101 and the middle die holder 102 is completed by a pushing cylinder mechanism, so that the die filling and the die releasing can be more conveniently carried out. Thus, the top die 2 and the middle die 3 can be separated and the bottom die 4 and the middle die 3 can be separated manually without manually separating the dies.

The above embodiments are only for the purpose of more clearly describing the invention and should not be considered as limiting the scope of protection covered by the invention, any modification of the equivalent should be considered as falling within the scope of protection covered by the invention.

Claims

1. The utility model provides a vulcanization mould utensil for accomplishing damping cushion vulcanization technology, includes top mould (2), well mould (3) and die block (4), its characterized in that: be equipped with between well mould (3) and die block (4) by rubber layer cavity (5) that cavity subassembly and well mould (3), die block (4) temporary assembly formed and can disassemble, be equipped with between top mould (2) and well mould (3) to the rubber layer cavity (5) pressure injection melten gel of below supply gluey mechanism, supply gluey mechanism including holding gluey space and injecting glue runner (9), injecting glue runner (9) will hold gluey space and rubber layer cavity (5) intercommunication.

2. The vulcanization mold for completing a vulcanization process for a vibration damping cushion block according to claim 1, wherein: the die cavity component comprises a plurality of inner petals (601) and a plurality of outer petals (701), the plurality of inner petals (601) form an annular inner ring (6) on the bottom die (4), the peripheral profile of the inner ring (6) corresponds to the inner ring profile of the rubber layer (1303), the plurality of outer petals (701) form an annular outer ring (7) on the bottom die (4), and the inner ring profile of the outer ring (7) corresponds to the outer ring profile of the rubber layer (1303).

3. The vulcanization mold for completing a vulcanization process of a vibration dampening shoe according to claim 2, wherein: the inner mould ring (6) consists of six inner petals (601).

4. A vulcanisation mould according to claim 3, for carrying out a vulcanisation process of a damping cushion, characterized in that: the cavity assembly comprises a core mold (8), wherein the core mold (8) is positioned in the inner ring of the inner mold ring (6) and is attached to each inner flap mold (601) of the inner mold ring (6).

5. The vulcanization mold for carrying out a vulcanization process of the vibration dampening shoe as set forth in claim 4, wherein: the inner ring space of the inner die ring (6) is a conical body space with a large upper part and a small lower part, and the core die (8) is a conical body with a large upper part and a small lower part.

6. A vulcanisation mould according to claim 3, for carrying out a vulcanisation process of a damping cushion, characterized in that: the outer mould ring (7) consists of three outer petals (701).

7. The vulcanization mold for completing a vulcanization process of a vibration dampening shoe according to claim 6, wherein: the lower end face of the middle die (3) is provided with a downward limiting side wall (302), the limiting side wall (302) surrounds a conical space (303) with a downward opening and a small top and a large bottom, the outer peripheral face of the outer die ring (7) is a conical face matched with the conical space (303) of the limiting side wall (302), the outer die ring (7) is located in the conical space (303), and the outer peripheral face of the outer die ring is attached to the inner wall of the limiting side wall (302).

8. A vulcanisation mould according to any of claims 1 to 7 for carrying out a vulcanisation process of a damping cushion block, characterized in that: hold gluey space for establishing in well mould (3) up end opening ascending annular and hold gluey groove (301), supply gluey mechanism still including establishing annular rubber stopper (201) of annotating of terminal surface under top mould (2), annular rubber stopper (201) of annotating can be impressed the annular and hold gluey inslot (301).

9. A vulcanisation mould according to any of claims 1 to 7 for carrying out a vulcanisation process of a damping cushion block, characterized in that: the die set is characterized by further comprising a die set (1), wherein a top die base (101), a middle die base (102) and a bottom die base (103) which can respectively fix a top die (2), a middle die (3) and a bottom die (4) are arranged on the die set (1), and the top die base (101) and the middle die base (102) can slide up and down on the die set (1).

10. A vulcanisation mould according to any of claims 1 to 7 for carrying out a vulcanisation process of a damping cushion block, characterized in that: the upper end face of the top die holder (101), the bottom end face of the middle die holder (102) and the bottom die holder (103) is provided with a T-shaped groove (10) for installing a bolt (12) screw handle end, and the edges of the bases (401) of the top die (2), the middle die (3) and the bottom die (4) are respectively provided with a notch (11) corresponding to the positions of the T-shaped grooves (10) on the top die holder (101), the middle die holder (102) and the bottom die holder (103) and used for installing a bolt (12) screw handle end.