CN211518260U

CN211518260U - Vulcanizer with drawing of patterns auxiliary device

Info

Publication number: CN211518260U
Application number: CN201922162592.8U
Authority: CN
Inventors: 郭锐; 高志慧; 刘立松; 周宗波
Original assignee: Suzhou Weiming Rubber Co ltd
Current assignee: Suzhou Weiming Rubber Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-09-18
Anticipated expiration: 2029-12-05

Abstract

The utility model relates to a vulcanizer with demoulding auxiliary device, which comprises a frame, wherein a movable mould and a fixed mould are arranged on the frame, the movable mould is provided with a heat-conducting plate towards the side of the fixed mould, the fixed mould is provided with a forming table for forming a rubber sealing ring towards the side of the movable mould, the forming table is provided with a ring groove, the fixed mould is provided with a plurality of through holes communicated with the ring groove along the thickness direction of the fixed mould, the through holes are distributed along the circumferential direction of the ring groove, a plurality of movable strips matched with the shape of the through holes are arranged in the through holes, and the end surface of one end of each movable strip; the diameter of one end of the through hole close to the annular groove is larger than that of the other end of the through hole; the frame is provided with a driving component for driving the movable strip to move towards the annular groove. The reset assembly is used for driving the movable strip to move towards one side of the fixed die, which is far away from the forming table. The utility model has the advantages of automatic drawing of patterns avoids the artifical rubber seal who drags after the shaping to prevent to destroy rubber seal's complete degree.

Description

Vulcanizer with drawing of patterns auxiliary device

Technical Field

The utility model belongs to the technical field of rubber production and processing technique and specifically relates to a vulcanizer with drawing of patterns auxiliary device is related to.

Background

The vulcanizer is a machine for vulcanizing various rubber and plastic products, and has the functions of timing lock touch, automatic pressure compensation, automatic temperature control, automatic timing, time-out alarm and the like. The vulcanizing machine adopts three modes of electric heating, steam heating and heat conducting oil heating.

The current chinese patent that grants No. CN207535165U discloses a vulcanizer, the on-line screen storage device comprises a base, set up the bracing piece on the base, the carriage of sliding connection bracing piece, the hot plate of fixed support upper end of the bars, the carriage both sides are equipped with the spacing groove, sliding connection is in the mounting panel of spacing groove, be equipped with the drive actuating cylinder one of drive mounting panel motion on the carriage, be equipped with the cover half on the mounting panel, articulate the movable mould on the cover half, the movable mould both sides all are equipped with the slider, the carriage both sides all are equipped with the regulating plate, the regulating plate lateral wall is equipped with the spout, be equipped with the drive actuating cylinder two that drives actuating plate. The vulcanizer outwards release mounting panel, cover half and movable mould through driving actuating cylinder one, drive actuating cylinder two and drive the movable mould upset for open between movable mould and the cover half, avoid the workman to be close to the hot plate and get the material, reached and made things convenient for the workman to get the effect of material keeping away from hot plate department.

The above prior art solutions have the following drawbacks: when the vulcanizer disclosed in the above patent publication is used for processing and manufacturing the rubber seal ring, the formed rubber seal ring is sometimes bonded on the fixed die after the material is heated and vulcanized, and if the bonding occurs, the worker is required to manually pull the formed rubber seal ring from the periphery of the rubber seal ring, so that the integrity of the rubber seal ring is easily damaged, and the quality and the use performance of the rubber seal ring are affected.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a vulcanizer with drawing of patterns auxiliary device, it has automatic drawing of patterns, thereby avoids the manual work to drag the rubber seal after the shaping and prevents to destroy the advantage of rubber seal's integrity.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a vulcanizing machine with a demolding auxiliary device comprises a rack, wherein a movable mold and a fixed mold are arranged on the rack, a heat-conducting plate is arranged on the side, facing the fixed mold, of the movable mold, a forming table used for forming a rubber sealing ring is arranged on the side, facing the movable mold, of the fixed mold, a ring groove is formed in the forming table, a plurality of through holes communicated with the ring groove are formed in the fixed mold in the thickness direction of the fixed mold, the through holes are distributed in the circumferential direction of the ring groove, movable strips matched with the shape of the through holes are arranged in the through holes, and the end face, close to one end of the ring groove, of each;

the diameter of one end of the through hole close to the annular groove is larger than that of the other end of the through hole;

the rack is provided with a driving component for driving the movable strip to move towards the annular groove;

the reset assembly is used for driving the movable strip to move towards one side of the fixed die, which is far away from the forming table.

Through adopting above-mentioned technical scheme, utilize drive assembly drive activity strip to move towards the ring channel to the rubber seal who makes after the shaping is by the ejecting ring channel of activity strip, the staff of being convenient for directly takes out rubber seal, thereby has avoided pulling the rubber seal who bonds in the ring channel through the manual work and has got off, prevents that rubber seal from because of pulling and damaging, thereby has ensured that rubber seal has higher quality and performance. In addition, after the driving assembly releases the jacking of the movable strip, the movable strip is restored to the initial position under the action of the reset assembly, so that the end face of the movable strip is flush with the bottom of the annular groove, and the flatness of the surface of the rubber sealing ring is ensured.

The present invention may be further configured in a preferred embodiment as: the driving assembly comprises a jacking plate parallel to the fixed die, a plurality of jacking rods which correspond to the movable strips one by one and drive the movable strips to move are arranged on the side surface of the jacking plate facing the fixed die, rollers of which the axes are parallel to the jacking plate are arranged on one side of the jacking plate, which is far away from the jacking rods, a support seat for mounting the rollers is arranged on the rack, and the rollers are positioned at the center of the jacking plate;

the rack is provided with a cam which is used for being mutually matched with the roller in a rotating way, the rack is provided with a mounting seat for mounting the cam, and the cam is connected with a driving piece for driving the cam to rotate;

and the rack is provided with a supporting component for supporting the jacking plate.

Through adopting above-mentioned technical scheme, utilize driving piece drive cam to rotate to drive the jacking board and be close to or keep away from the cover half, and then drive the jacking pole drive movable strip and remove with ejecting rubber seal after the shaping towards the ring channel, the staff of being convenient for takes out rubber seal.

The present invention may be further configured in a preferred embodiment as: the driving piece is a motor arranged on the rack.

Through adopting above-mentioned technical scheme, utilize motor drive cam to rotate in order to drive the liftout plate and be close to the cover half to utilize the lifting rod drive movable strip to move towards the ring channel, thereby reach the ejecting purpose of rubber seal from the ring channel.

The present invention may be further configured in a preferred embodiment as: the supporting component comprises a guide rod arranged on the rack, the guide rod penetrates through the jacking plate and is in sliding fit with the jacking plate, the guide rod is sleeved with a supporting ring, and the supporting ring is positioned on one side, deviating from the jacking rod, of the jacking plate.

Through adopting above-mentioned technical scheme for the jacking board moves along the axis of guide bar under the effect of cam, reduces the possibility that the moving direction of jacking board takes place the skew.

The present invention may be further configured in a preferred embodiment as: and a plurality of marble screws are inserted into the peripheral side wall of the guide rod.

Through adopting above-mentioned technical scheme, become the rolling friction with the friction between guide bar and the jacking board to reduce the friction between guide bar and the jacking board, reduce the possibility that guide bar and jacking board take place wearing and tearing.

The present invention may be further configured in a preferred embodiment as: the guide rod sleeve is provided with a limiting ring, and the limiting ring is positioned on one side of the jacking plate, which is far away from the support ring;

the guide rod sleeve is provided with a first compression spring, and the first compression spring is located between the limiting ring and the jacking plate.

Through adopting above-mentioned technical scheme, when the jacking board removed towards the cover half, compression spring shrink, and the elasticity that compression spring produced acts on jacking board and support ring for the jacking board has the trend that removes towards the support ring, thereby is convenient for the jacking board to resume initial position.

The present invention may be further configured in a preferred embodiment as: the side surface of the fixed die, which is far away from the forming table, is provided with a yielding groove which is coaxial with the through hole and communicated with the through hole, and the diameter of the yielding groove is larger than that of one end, close to the yielding groove, of the through hole;

the utility model discloses a forming table, including the movable strip, the movable strip is kept away from one pot head of forming table and is equipped with the spacing ring, the spacing ring is located the inslot of stepping down, the subassembly that resets is located the compression spring two of movable strip including the cover, compression spring two is located one side of spacing ring towards the forming table.

Through adopting above-mentioned technical scheme, when the activity strip removed towards the ring channel, two contractions of compression spring, the elasticity that two productions of compression spring acted on the bottom in spacing ring and the groove of stepping down for the activity strip has the trend of keeping away from the ring channel direction and removing, thereby after the jacking pole was relieved the jacking to the activity strip, the initial position can be resumeed to the activity strip, the terminal surface of activity strip flushes with the bottom of ring channel, thereby the roughness on rubber seal surface after the shaping has been ensured.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the driving assembly is utilized to drive the movable strip to move towards the annular groove, so that the movable strip can eject out the rubber sealing ring in the annular groove, workers can conveniently and directly take out the rubber sealing ring, the rubber sealing ring in the annular groove is prevented from being pulled out manually, the integrity of the rubber sealing ring is ensured, and the rubber sealing ring has high quality and usability;

2. through set up a plurality of lifters with activity strip one-to-one on the liftout plate for the liftout plate can drive all movable strips of all liftout rod drive and move towards the ring channel, thereby makes rubber seal wholly ejecting, and then has improved work efficiency.

Drawings

FIG. 1 is a schematic view showing the overall structure of a vulcanizer provided with a release assisting apparatus in the examples.

FIG. 2 is an exploded view of a vulcanizer with a demolding-assisting apparatus in the examples.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a bottom view of the movable mold in the embodiment.

FIG. 5 is a first cross-sectional view of a vulcanizer with a demolding-assisting apparatus in an embodiment.

Fig. 6 is an enlarged view of a portion B in fig. 5.

Fig. 7 is an enlarged view of a portion C in fig. 5.

FIG. 8 is a second sectional view of the vulcanizer with the auxiliary release device in the example.

Fig. 9 is an enlarged view of a portion D in fig. 8.

In the figure, 1, a base; 11. a column; 111. a support sleeve; 12. a support plate; 121. jacking a cylinder; 122. a first slide rail; 123. mounting a plate; 124. a push-pull cylinder; 125. a jack; 13. a top plate; 131. a steam heater; 132. a heat shield; 14. a support bar; 141. parallel plates; 142. a second slide rail; 2. fixing a mold; 21. moving the mold; 211. a cavity; 212. a heat conducting plate; 213. a waist-shaped hole; 214. clamping the strip; 22. a forming table; 221. an annular groove; 23. a through hole; 231. an upper through hole; 232. a lower through hole; 24. a movable bar; 241. an upper movable strip; 242. a lower movable strip; 243. a limiting ring; 244. a second compression spring; 25. a yielding groove; 3. a support platform; 31. a connecting plate; 32. accommodating grooves; 33. a cam; 331. a camshaft; 34. a motor; 35. a guide bar; 351. a marble screw; 352. a support ring; 353. a limiting ring; 354. a first compression spring; 4. a jacking plate; 41. a fixing plate; 42. a roller; 421. a roller shaft; 43. a jacking rod; 5. a driving cylinder; 51. a push plate; 511. and (4) a groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a vulcanizer with drawing of patterns auxiliary device, including the frame, the frame includes square base 1, is equipped with four stands 11 on the base 1 perpendicularly, is equipped with a backup pad 12 that is square and is on a parallel with base 1 between four stands 11, and four stands 11 run through backup pad 12 respectively and with backup pad 12 sliding connection, and the fixed cover of stand 11 is equipped with the support cover 111 that is used for supporting backup pad 12. The base 1 is provided with a jacking cylinder 121 located right below the support plate 12, a piston rod of the jacking cylinder 121 is vertically connected to the support plate 12, and the jacking cylinder 121 is started to drive the support plate 12 to move along the length direction of the upright post 11.

Referring to fig. 1, first slide rails 122 having a concave cross section are respectively disposed on two sides of the support plate 12 in the length direction, a square mounting plate 123 is slidably mounted on the support plate 12, and two sides of the mounting plate 123 in the length direction are respectively engaged with the first slide rails 122. The supporting plate 12 is provided with a push-pull cylinder 124, a piston rod of the push-pull cylinder 124 is connected to the mounting plate 123, and when the push-pull cylinder 124 is started, the mounting plate 123 can be driven to slide along the length direction of the supporting plate 12.

Referring to fig. 2, a fixed mold 2 in a square shape and a movable mold 21 used in cooperation with the fixed mold 2 are mounted on the mounting plate 123, and the movable mold 21 is located on a side of the fixed mold 2 away from the mounting plate 123. With reference to fig. 3, a circular forming table 22 is disposed on a side of the fixed mold 2 away from the mounting plate 123, and an annular groove 221 is formed on the forming table 22 for forming a rubber seal ring. Referring to fig. 4, a cavity 211 is formed in one side of the movable mold 21 facing the fixed mold 2, and a heat conducting plate 212 used in cooperation with the molding table 22 is disposed in the cavity 211. Referring to fig. 2, the side of the movable mold 21 away from the heat conducting plate 212 is provided with a plurality of waist-shaped holes 213 communicating with the cavity 211 along the thickness direction of the heat conducting plate 212, and the plurality of waist-shaped holes 213 are distributed on the movable mold 21 in a petal shape.

Referring to fig. 2, a square top plate 13 is installed at the top end of four columns 11, a cylindrical steam heater 131 is installed on the side of the top plate 13 facing the support plate 12, and the steam heater 131 is connected to a heat shield 132 facing the support plate 12. The rubber raw material is placed in the annular groove 221 in the forming table 22, the movable mold 21 is covered on the fixed mold 2, the mounting plate 123, the movable mold 21 and the fixed mold 2 are driven to the position right below the heat insulation cover 132 by the push-pull air cylinder 124, the supporting plate 12 is pushed by the jacking air cylinder 121 to move towards the heat insulation cover 132, and the heat insulation cover 132 is covered on the movable mold 21. The steam heater 131 is started, and the heat conductive plate 212 is heated by the steam generated from the steam heater 131 through the waist-shaped hole 213 of the movable mold 21, so that the rubber raw material is heated and vulcanized, thereby forming the rubber packing.

Referring to fig. 1, four support rods 14 are disposed on the base 1, and the four support rods 14 are disposed on the other side of the support plate 12 away from the push-pull cylinder 124. Each two support rods 14 are provided with a parallel plate 141 which is in a square shape and is parallel to the support plate 12, and the two parallel plates 141 are arranged oppositely. The lengthwise ends of each parallel plate 141 are aligned with the lengthwise ends of the support plate 12 and the top surface of the parallel plate 141 is in the same plane as the top surface of the support plate 12. Each parallel plate 141 is provided with a second slide rail 142 which is in the same straight line with the first slide rail 122, and the end of the second slide rail 142 is aligned with the end of the slide rail, so that the push-pull cylinder 124 can push the mounting plate 123 to slide the mounting plate 123 onto the second slide rail 142.

Referring to fig. 5, two driving cylinders 5 are disposed on the base 1, and the two driving cylinders 5 are symmetrically disposed on two sides of the supporting platform 3 in the length direction. The piston rod of the driving cylinder 5 is movable in the length direction of the support rod 14. Referring to fig. 2 and 3, the ends of the piston rods of the two driving cylinders 5 are connected to a square pushing plate 51, the pushing plate 51 is provided with two grooves 511 along the width direction of the pushing plate 51 towards the side of the second slide rail 142. Two clamping strips 214 for clamping the grooves 511 are arranged on two sides of the movable die 21 in the length direction. After the push-pull air cylinder 124 pushes the mounting plate 123 to communicate with the moving die 21 and the fixed die to the parallel plate 141, the driving air cylinder 5 is started to drive the push plate 51 to move towards the moving die 21, the clamping strip 214 on the moving die 21 is clamped in the groove 511, and the push plate 51 can jack the moving die 21 upwards, so that the moving die 21 is separated from the fixed die, and a worker can place rubber raw materials or take out the molded rubber sealing ring conveniently.

Referring to fig. 5, a square supporting platform 3 is arranged on the base 1, and the supporting platform 3 is located between four supporting rods 14. Referring to fig. 6, the supporting platform 3 is provided with a mounting seat, the mounting seat includes two parallel connecting plates 31, a droplet-shaped cam 33 is disposed between the two connecting plates 31, and two ends of a cam shaft 331 of the cam 33 are rotatably connected to the two connecting plates 31, respectively. The top surface of the supporting platform 3 is provided with a receiving groove 32 between the two connecting plates 31, and the cam 33 is partially positioned in the receiving groove 32. One end of the cam shaft 331 penetrates a connecting plate 31 and is connected to a motor 34. Four guide rods 35 are arranged on the supporting platform 3, the four guide rods 35 are connected with a square jacking plate 4, and the four guide rods 35 penetrate through the jacking plate 4 and are in sliding connection with the jacking plate 4. Each guide rod 35 is fixedly sleeved with a support ring 352, and the support ring 352 is located on one side of the jacking plate 4 facing the supporting platform 3. Referring to fig. 7, a plurality of ball screws 351 are inserted into the outer peripheral side wall of the guide bar 35.

Referring to fig. 6, a supporting seat is installed at the center of the lifting plate 4 on the side of the lifting plate 4 facing the supporting platform 3, the supporting seat includes two fixing plates 41 parallel to each other, a roller 42 is installed between the fixing plates 41, and both ends of a roller shaft 421 of the roller 42 are respectively rotatably connected to the two fixing plates 41. The roller shaft 421 has a circumferential direction parallel to the fixed plate 41 and parallel to the axis of the cam shaft 331. The roller 42 abuts against the cam 33, so that the cam 33 can drive the lifting plate 4 to move along the length direction of the guide rod 35 when rotating. The guide rod 35 is sleeved with a limiting ring 353, and the limiting ring 353 is positioned on one side of the jacking plate 4 departing from the supporting platform 3. The guide rod 35 is sleeved with a first compression spring 354, the first compression spring 354 is located between the limiting ring 353 and the jacking plate 4, when the jacking plate 4 moves towards the direction far away from the bearing platform 3, the first compression spring 354 contracts, and elastic force generated by the first compression spring 354 acts on the limiting ring 353 and the jacking plate 4, so that the top plate 13 has a tendency of moving towards the bearing platform 3, and the jacking plate 4 is convenient to move towards the bearing platform 3 in the rotating process of the cam 33. The top surface of the jacking plate 4 departing from the bearing platform 3 is provided with a plurality of jacking rods 43, one ends of the jacking rods 43 are inserted into the jacking plate 4 and are in threaded connection with the jacking plate 4, and the jacking rods 43 are circularly arranged.

Referring to fig. 8 and 9, the fixed mold 2 is provided with a plurality of through holes 23 along the depth direction of the fixed mold 2, the through holes 23 are distributed in a circular shape, the through holes 23 penetrate through the molding table 22 and extend to the bottom of the annular groove 221, and the mounting plate 123 is provided with a plurality of insertion holes 125 communicated with the through holes 23 one by one. The through-hole 23 includes an upper through-hole 231 and a lower through-hole 232, and the diameter of the upper through-hole 231 is larger than that of the lower through-hole 232. Each through hole 23 is inserted with a movable strip 24 which is matched with the through hole 23 in shape, the movable strip 24 comprises an upper movable strip 241 and a lower movable strip 242, the upper movable strip 241 is positioned in the upper through hole 231, one end of the upper movable strip 241 close to the annular groove 221 is flush with the bottom of the annular groove 221, and the lower movable strip 242 is positioned in the lower through hole 232. The side surface of the fixed die 2 departing from the forming table 22 is provided with a plurality of abdicating grooves 25 which are coaxial with the through holes 23 and are communicated with the through holes 23, the diameter of the abdicating grooves 25 is larger than that of the lower through holes 232, and the tail end of the lower movable strip 242 far away from the upper movable strip 241 is flush with the notch of the abdicating grooves 25. One end of the lower movable strip 242, which is located in the receding groove 25, is sleeved with a limiting ring 243 and a second compression spring 244, and the second compression spring 244 is located on one side of the limiting ring 243, which faces the forming table 22. The plurality of through holes 23 correspond to the plurality of lifting rods 43 one by one, and each lifting rod 43 can be inserted into the through hole 23 through the insertion hole 125 under the driving of the lifting plate 4, so that the movable strip 24 can be driven to move towards the forming table 22 by the lifting rod 43.

The implementation principle of the embodiment is as follows: the push-pull air cylinder 124 is started to push the mounting plate 123 together with the movable mold 21 and the fixed mold 2 to the second slide rail 142, the driving air cylinder 5 is started to enable the push plate 51 to move upwards, and therefore the clamping strip 214 of the movable mold 21 is clamped into the groove 511, and the movable mold 21 is separated from the fixed mold 2. After the rubber raw material is put into the annular groove 221, the movable mold 21 is covered on the fixed mold 2 by the driving cylinder 5, the mounting plate 123 is communicated with the movable mold 21 and the fixed mold 2 to move to the support plate 12 by the push-pull cylinder 124, the jacking cylinder 121 is started to move the support plate 12 towards the steam heater 131, and the steam heater 131 is started to vulcanize the rubber raw material.

After the rubber sealing ring is formed, the supporting plate 12 is driven to move downwards by the jacking cylinder 121, and the supporting plate 12 is moved to the second slide rail 142 by the push-pull cylinder 124, so that the axis of each jacking rod 43 coincides with the axis of the corresponding through hole 23. In the process of disengaging the movable mold 21 from the fixed mold 2 by the driving cylinder 5, the motor 34 may be activated to rotate the cam 33, thereby moving the lift plate 4 toward the mounting plate 123, so that the lift rod 43 is inserted into the through hole 23 through the insertion hole 125, and the lift rod 43 may push the movable bar 24 toward the annular groove 221. The rubber seal ring in the annular groove 221 can be separated from the annular groove 221 by the pushing of the movable strip 24, so that the rubber seal ring can be conveniently taken out by a worker. After the rubber sealing ring is taken out, the cam 33 rotates to drive the jacking plate 4 to be far away from the mounting plate 123, so that the movable strip 24 moves towards the direction far away from the annular groove 221, the end face of the movable strip 24 is flush with the bottom of the annular groove 221, new rubber raw materials can be placed into the annular groove 221, and the processing procedure is repeated.

Compare with the rubber seal who needs the manual work to pull the periphery of rubber seal among the prior art in order to take out the shaping, this embodiment utilizes lifting rod 43 to promote movable strip 24 and remove towards ring channel 221 to can follow ring channel 221 with the rubber seal after the shaping and pop out, avoided the manual work to pull the damage of the rubber seal who causes of rubber seal, ensured rubber seal's completeness, thereby make rubber seal have higher quality and performance.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a vulcanizer with drawing of patterns auxiliary device, includes the frame, be equipped with movable mould (21) and cover half (2) in the frame, movable mould (21) are equipped with heat-conducting plate (212) towards the side of cover half (2), cover half (2) are equipped with moulding platform (22) that are used for shaping rubber seal towards the side of movable mould (21), be equipped with ring channel (221), its characterized in that on moulding platform (22): a plurality of through holes (23) communicated with the annular groove (221) are formed in the fixed die (2) along the thickness direction of the fixed die (2), the through holes (23) are distributed along the circumferential direction of the annular groove (221), movable strips (24) matched with the through holes (23) in shape are arranged in the through holes (23), and the end face of one end, close to the annular groove (221), of each movable strip (24) is flush with the bottom wall of the annular groove (221);

the diameter of one end of the through hole (23) close to the annular groove (221) is larger than that of the other end of the through hole (23);

the rack is provided with a driving component for driving the movable strip (24) to move towards the annular groove (221);

the device also comprises a resetting component for driving the movable strip (24) to move towards one side of the fixed die (2) away from the forming table (22).

2. The vulcanizer with auxiliary demolding device as set forth in claim 1, wherein: the driving assembly comprises a jacking plate (4) parallel to the fixed die (2), a plurality of jacking rods (43) which correspond to the movable strips (24) one by one to drive the movable strips (24) to move are arranged on the side, facing the fixed die (2), of the jacking plate (4), rollers (42) of which the axes are parallel to the jacking plate (4) are arranged on one side, away from the jacking rods (43), of the jacking plate (4), supporting seats for mounting the rollers (42) are arranged on the rack, and the rollers (42) are located at the center of the jacking plate (4);

the rack is provided with a cam (33) which is used for being in mutual rotating fit with the roller (42), the rack is provided with a mounting seat for mounting the cam (33), and the cam (33) is connected with a driving piece for driving the cam (33) to rotate;

and a support component for supporting the jacking plate (4) is arranged on the frame.

3. The vulcanizer with auxiliary demolding device as set forth in claim 2, wherein: the driving piece is a motor (34) arranged on the rack.

4. The vulcanizer with auxiliary demolding device as set forth in claim 2, wherein: the supporting component comprises a guide rod (35) arranged on the rack, the guide rod (35) penetrates through the jacking plate (4) and is in sliding fit with the jacking plate (4), the guide rod (35) is sleeved with a support ring (352), and the support ring (352) is located on one side, deviating from the jacking rod (43), of the jacking plate (4).

5. The vulcanizer with auxiliary demolding device as set forth in claim 4, wherein: a plurality of marble screws (351) are inserted into the peripheral side wall of the guide rod (35).

6. The vulcanizer with auxiliary demolding device as set forth in claim 4, wherein: the guide rod (35) is sleeved with a limiting ring (353), and the limiting ring (353) is positioned on one side, away from the support ring (352), of the jacking plate (4);

the guide rod (35) is sleeved with a first compression spring (354), and the first compression spring (354) is located between the limiting ring (353) and the jacking plate (4).

7. The vulcanizer with auxiliary demolding device as set forth in claim 1, wherein: the side surface of the fixed die (2) departing from the forming table (22) is provided with a yielding groove (25) which is coaxial with the through hole (23) and communicated with the through hole (23), and the diameter of the yielding groove (25) is larger than that of one end, close to the yielding groove (25), of the through hole (23);

the pot head that forming table (22) was kept away from in activity strip (24) is equipped with spacing ring (243), spacing ring (243) are located groove of stepping down (25), the subassembly that resets is located two (244) of the compression spring of activity strip (24) including the cover, two (244) of compression spring are located one side of spacing ring (243) towards forming table (22).