CN213227181U - Quick installation locking mechanism of curing bladder - Google Patents

Abstract

The utility model discloses a fast installation locking mechanism for a curing bladder, which comprises a central mechanism, a lower chuck plate, a lower steel ring of a mold and a fixed pin, wherein the side wall of the central mechanism is circumferentially provided with an annular chassis; a groove is formed in the peripheral direction of the outer wall of the central mechanism, through holes penetrating through the lower chuck plate are formed in the positions, corresponding to the groove, of two opposite sides of the inner wall of the lower chuck plate along the tangential direction of the inner wall surface, the through holes and the groove form a channel for a fixing pin to penetrate through, and the fixing pin penetrates through the channel to fix the lower chuck plate and the central mechanism; the lower steel ring of the die is fixedly connected with the lower chuck. The lower chuck plate and the central mechanism are conveniently and quickly fixed through the matching of the fixing pin and the channel, so that the replacement time of the curing bladder is greatly shortened, the production energy is saved, and the production efficiency is improved; the condition that the air leakage of the device is caused by the rotation dislocation of the sealing ring caused by the installation in a rotating mode is prevented, the sealing effect is improved, and the quality of vulcanized products is ensured.

Description

Quick installation locking mechanism of curing bladder

Technical Field

The utility model belongs to the technical field of the tire processing technique and specifically relates to a quick installation locking mechanism of vulcanization capsule.

Background

When the tire is vulcanized, the bladder is filled into the tire blank by using a central mechanism of a tire shaping vulcanizer, shaping and vulcanizing are carried out, and after the tire is vulcanized, the bladder is taken out from the inner cavity of the tire. The bladder is made of rubber, is clamped between the upper chuck plate and the lower chuck plate, is repeatedly heated, cooled, stretched and folded in the tire vulcanization process, is easy to age, is a consumable product and needs to be replaced frequently.

In the prior art, the capsule lower chuck is in threaded connection with the central mechanism, and the capsule lower chuck, the vulcanizing capsule and a lower steel ring of a mold are required to be mounted on threads of the central mechanism of the vulcanizing machine in a mode of rotating an assembly of the capsule lower chuck, the vulcanizing capsule and the lower steel ring of the mold; by adopting the installation mode in the prior art, when the assembly is rotatably installed, the sealing ring between the central mechanism and the lower chuck is easy to rotate and dislocate, so that air leakage is caused in the production process, the air pressure in the bladder is reduced, and tires are scrapped; and the situation that the assembly is not rotated in place easily occurs, so that the vulcanization effect is influenced.

Moreover, when the traditional mounting mechanism is used for mounting the curing bladder, the time of tens of minutes is required for dismounting and mounting the curing bladder again, and the mold is required to be warmed for 30 minutes after the curing bladder is replaced, so that the downtime of about 40 minutes is required for replacing one curing bladder, and the time is consumed; according to the existing production efficiency, once curing bladder needs to be replaced every 350 tires are cured, and the productivity of 4-10 tires is lost due to the time for replacing one curing bladder, so that the production capacity is extremely wasted, and the production efficiency is greatly reduced. When the capsule is replaced, the capsule is completely operated under a high-temperature environment by manpower, the replacement time is long, the labor intensity of workers is high, and the potential safety hazard is large.

Therefore, it is important to provide a locking mechanism which can quickly mount the assembly of the capsule lower chuck, the vulcanizing capsule and the mold lower steel ring on the central mechanism of the vulcanizing machine.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a quick installation locking mechanism of curing bladder can be fast fixed with the central mechanism of lower chuck plate and vulcanizer, realizes quick replacement curing bladder's purpose, has effectively solved the problem of the long, extravagant productivity of down time that tire curing bladder changed the in-process and appears.

The utility model adopts the technical proposal that:

a quick installation locking mechanism for a curing capsule comprises a central mechanism, a lower chuck plate, a lower steel ring of a mold and a fixing pin, wherein an annular chassis is circumferentially arranged on the side wall of the central mechanism, the lower chuck plate is sleeved on the central mechanism, and the annular chassis supports the bottom of the lower chuck plate; a groove is formed in the outer wall of the central mechanism in the circumferential direction, through holes penetrating through the lower chuck plate are formed in the positions, corresponding to the groove, of two opposite sides of the inner wall of the lower chuck plate along the tangential direction of the inner wall surface, the through holes and the groove form a channel for a fixing pin to pass through, and the fixing pin passes through the channel to fix the lower chuck plate and the central mechanism; and the lower steel ring of the die is fixedly connected with the lower chuck.

The through hole and the groove are matched with each other to form a channel for a fixing pin to pass through, and the fixing pin passes through the channel to fix the lower chuck plate and the central mechanism and prevent the lower chuck plate and the central mechanism from moving relatively; by adopting the locking mechanism provided by the utility model, when the curing bladder is replaced, only the fixing pin needs to be inserted into the channel when the curing bladder is installed, namely the fixing pin sequentially passes through the through hole and the groove and then penetrates out of the through hole, and the lower chuck plate can be quickly fixed with the central mechanism of the curing machine; when the vulcanizing bladder is disassembled, the lower chuck plate can be taken down from the central mechanism only by taking out the fixing pin from the channel, so that the time for replacing the vulcanizing bladder is greatly shortened, and the production efficiency is improved.

Preferably, the locking device further comprises a locking pin, wherein the locking pin is a cylinder with a large diameter at the top and a small diameter at the bottom; the fixing pin is of a cuboid structure, two ends of the fixing pin extend out of the lower chuck plate, one end of the fixing pin is provided with a lock hole, and the other end of the fixing pin is provided with a boss; the lower end of the lock pin is inserted into the lock hole. Through set up boss and lockpin respectively in fixed pin both sides, prevent that the fixed pin from deviating from in the passageway, influence normal production.

Preferably, the edge of the locking hole end of the fixing pin is designed in a round shape, so that the fixing pin can be conveniently inserted into the channel; the edge of the lower end of the lock pin is designed in a rounding mode, so that the lower end of the lock pin can be conveniently inserted into the lock hole.

Preferably, a sealing ring is arranged between the lower chuck and the central mechanism, so that the phenomenon that the tire is scrapped due to air leakage of the vulcanizing machine caused by a gap between the lower chuck and the central mechanism is prevented.

Compared with the prior art, the quick installation locking mechanism for the curing bladder provided by the utility model has the advantages that the lower chuck plate and the central mechanism are conveniently and quickly fixed through the matching of the fixed pin and the channel, the replacement time of the curing bladder is greatly shortened, the production energy is saved, and the production efficiency is improved; the shortening of the replacement time of the curing bladder reduces the time of operating personnel exposed to high temperature, reduces the labor intensity of the operating personnel and reduces the potential safety hazard; the lower chuck is fixed with the central mechanism through the fixing pin, so that the condition that the air leakage of the device is caused by the rotation dislocation of the sealing ring caused by the installation in a rotating mode is prevented, the sealing effect is improved, and the quality of vulcanized products is ensured. The utility model provides a pair of quick installation locking mechanism of capsule vulcanizes simple structure, convenient operation is suitable for popularization and application.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the inner side of the lower chuck plate of the present invention in a cut-away configuration;

fig. 3 is a schematic perspective view of the center mechanism of the present invention;

FIG. 4 is a schematic perspective view of a through hole of a lower chuck plate according to the present invention;

fig. 5 is a schematic perspective view of a channel formed by the center mechanism and the lower chuck plate according to the present invention;

fig. 6 is a schematic view of the cross-sectional structure of the clamping vulcanization capsule of the present invention.

Reference numerals: 1. a center mechanism; 11. an annular chassis; 12. a groove; 2. a lower chuck plate; 21. a through hole; 3. a lower steel ring of the mold; 4. a fixing pin; 41. a lock pin; 42. a lock hole; 43. a boss; 5. a channel; 6. curing the capsule; 7. a chuck is arranged; 8. an upper platen; 9. a bolt; 10. and (5) sealing rings.

Detailed Description

The utility model aims to provide a fast installation locking mechanism for a curing bladder, which solves the problems that the curing bladder of the curing machine in the prior art has long replacing time and wastes productivity; the dislocation of sealing washer is caused to rotatory mounting means, causes the vulcanizer gas leakage and leads to the condemned problem of tire.

In order to enable those skilled in the art to better understand the present invention, the following detailed description of the invention is provided in conjunction with the accompanying drawings.

A quick installation locking mechanism for a curing capsule is shown in figures 1-2 and comprises a central mechanism 1, a lower chuck plate 2, a lower steel ring 3 of a mold and a fixing pin 4, wherein an annular chassis 11 is circumferentially arranged on the side wall of the central mechanism 1, the lower chuck plate 2 is sleeved on the central mechanism 1, and the annular chassis 11 supports the bottom of the lower chuck plate 2 to prevent the lower chuck plate 2 from moving downwards; as shown in fig. 3, a groove 12 is circumferentially formed on the outer wall of the central mechanism 1; as shown in fig. 4, through holes 21 penetrating through the lower chuck 2 are formed in positions corresponding to the grooves 12 on two opposite sides of the inner wall of the lower chuck 2 along the tangential direction of the inner wall surface; as shown in fig. 5, the through hole 21 and the groove 12 form a passage 5 for a fixing pin to pass through, the fixing pin 4 passes through the passage 5, and the size of the fixing pin 4 is matched with that of the passage 5 to fix the lower chuck 2 and the central mechanism 1; the lower steel ring 3 of the mould is fixedly connected with the lower chuck 2 through a bolt 9, and the lower steel ring 3 of the mould is matched with the lower chuck 2 to fix one end of the vulcanizing capsule 6; a sealing ring 10 is arranged between the lower chuck 2 and the central mechanism 1.

The utility model provides a quick installation locking mechanism of capsule vulcanizes still includes among the prior art common use upper clamping plate 7 and last pressure disk 8, and upper clamping plate 7 cover is located on central mechanism 1, and upper clamping plate 7 and last pressure disk 8 pass through bolt fixed connection for the other end that will vulcanize capsule 6 is fixed.

In order to prevent the fixing pin 4 from being released from the channel 5 and affecting the fixing effect, the embodiment further comprises a lock pin 41, wherein the lock pin 41 is a cylinder with a large diameter at the top and a small diameter at the bottom; the fixing pin 4 is of a cuboid structure, two ends of the fixing pin extend out of the lower chuck 2, one end of the fixing pin is provided with a lock hole 42, and the other end of the fixing pin is provided with a boss 43; the lower end of the lock pin 41 is inserted into the lock hole 42, the boss 43 and the lock pin 41 limit the fixing pin 4, and the fixing pin 4 is prevented from being separated from the channel 5, so that the fixing effect between the lower chuck plate 2 and the central mechanism 1 is influenced; the locking hole end edge of the fixing pin 4 is designed to be rounded, and the edge of the lower end of the locking pin 41 is designed to be rounded.

According to the rapid installation locking mechanism for the curing bladder provided by the embodiment, as shown in fig. 6, when the curing bladder is damaged and needs to be replaced, the fixing of the lower chuck plate 2 and the central mechanism 1 can be released only by pulling the lock pin 41 out of the lock hole 42 and then pulling the fixing pin 4 out of the channel 5, so that the curing bladder can be rapidly detached; when a new curing capsule is installed, the lower chuck plate 2 and the central mechanism 1 can be quickly fixed only by penetrating one end of the locking hole of the fixing pin 4 through the channel 5 and then inserting the locking pin 41 into the locking hole 42; effectively shortens the replacing time of the vulcanizing capsule and improves the production efficiency.

It is right above the utility model provides a quick installation locking mechanism of curing bladder carries out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and concepts of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be subject to several improvements and modifications, which also fall within the scope of the claims of the present invention.

Claims (4)

1. A rapid mounting and locking mechanism for a curing bladder is characterized by comprising a central mechanism, a lower chuck plate, a lower steel ring of a mold and a fixing pin, wherein an annular chassis is circumferentially arranged on the side wall of the central mechanism, the lower chuck plate is sleeved on the central mechanism, and the annular chassis supports the bottom of the lower chuck plate; a groove is formed in the outer wall of the central mechanism in the circumferential direction, through holes penetrating through the lower chuck plate are formed in the positions, corresponding to the groove, of two opposite sides of the inner wall of the lower chuck plate along the tangential direction of the inner wall surface, the through holes and the groove form a channel for a fixing pin to pass through, and the fixing pin passes through the channel to fix the lower chuck plate and the central mechanism; and the lower steel ring of the die is fixedly connected with the lower chuck.

2. The curing capsule quick-install locking mechanism of claim 1, further comprising a locking pin, wherein the locking pin is a cylinder with a large diameter at the top and a small diameter at the bottom; the fixing pin is of a cuboid structure, two ends of the fixing pin extend out of the lower chuck plate, one end of the fixing pin is provided with a lock hole, and the other end of the fixing pin is provided with a boss; the lower end of the lock pin is inserted into the lock hole.

3. The curing capsule quick-install locking mechanism of claim 2, wherein the edge of the locking pin at the locking hole end is of a rounded design, and the edge of the locking pin at the locking pin lower end is of a rounded design.

4. The curing capsule quick-install locking mechanism of claim 1, wherein a sealing ring is arranged between the lower chuck and the central mechanism.

Images