Center mechanism for curing press

Abstract

The utility model discloses a vulcanizing machine center mechanism, including upper ring oil cylinder, lower ring oil cylinder and inner temperature steam guide pipe, still include the guide bushing of installing in vulcanizing machine lower hot plate, and the guide hole is set up on the guide bushing, the inner temperature steam guide pipe is used as guide pipe, and the guide pipe passes the guide hole and is connected with ring seat upwards, and the guide pipe and guide hole slide fit, and the lower end of guide pipe is connected connecting plate, the cylinder body of lower ring oil cylinder is installed on the connecting plate, and the piston head is installed on the guide bushing, the cylinder body of upper ring oil cylinder is installed on the connecting plate, and the center pole on upper ring oil cylinder passes guide bushing center and ring seat and is connected with upper clamp ring upwards in proper order. The utility model discloses adopt the inner temperature steam guide pipe as the guide pipe of lower ring lifting, replace traditional center cylinder guiding mechanism, and the processing and assembly are simple, and easy maintenance, reduce the cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tire vulcanizing machine component mechanism, concretely to a vulcanizing machine center mechanism. BACKGROUND

[0002] The center mechanism is the core component of the vulcanizing machine, and the traditional center mechanism mainly relies on the guide mechanism composed of the cylinder barrel of the center component and the guide sleeve for the lower ring lifting, the center component containing the cylinder barrel is complex in processing, high in cost, the guide mechanism is complicated in assembly, and difficult to maintain.

[0003] For example, the utility model patent (publication number CN 202985885 U) applied by the applicant in 2013 discloses a tire shaping vulcanizing machine center mechanism, which comprises an upper ring oil cylinder and a lower ring oil cylinder, and the upper ring oil cylinder guide sleeve (guide sleeve) is fixed on the main machine hot plate, the cylinder body of the upper ring oil cylinder is matched with the upper ring oil cylinder guide sleeve, the bottom of the upper ring oil cylinder is connected with the cylinder bodies of the lower ring oil cylinders on both sides below the upper ring oil cylinder guide sleeve, and the piston rod of the lower oil cylinder is connected to the bottom of the upper ring oil cylinder guide sleeve; the top of the upper ring oil cylinder is installed with the ring seat body through the connecting seat above the upper ring oil cylinder guide sleeve, the upper ring oil cylinder piston rod extending from the connecting seat and the ring seat body is installed with the upper clamping ring; the displacement signal sensor for detecting the lowering and stopping position of the ring seat body is arranged at the bottom of the upper ring oil cylinder; the upper ring oil cylinder guide sleeve is installed on the vulcanizing machine hot plate through the connecting sleeve, the connecting seat is arranged in the connecting sleeve, and the anti-rotation guide mechanism is arranged between the connecting seat and the connecting sleeve. The above scheme shortens the overall length and guarantees the precision of the center mechanism, but the upper ring oil cylinder guide sleeve (guide sleeve) and the connecting sleeve (cylinder barrel) are used as the guide mechanism for the lower ring lifting, and the problems of complex processing, high cost and complicated assembly of the guide sleeve and the connecting sleeve are not overcome. SUMMARY

[0004] In view of the deficiencies of the prior art, the utility model provides a vulcanizing machine center mechanism, which uses the inner temperature steam guide pipe of the vulcanizing machine as the guide pipe for the lower ring lifting of the center mechanism, replaces the traditional center cylinder guide mechanism, greatly simplifies the structure of the guide mechanism, is simple in assembly, and reduces the cost.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme:

[0006] The vulcanizing machine center mechanism comprises an upper ring oil cylinder, a lower ring oil cylinder and an inner temperature steam guide pipe, further comprises a guide sleeve installed on the lower hot plate of the vulcanizing machine, and a guide hole is formed in the guide sleeve; the inner temperature steam guide pipe is used as the guide pipe, the guide pipe passes through the guide hole upwards and is connected with the ring seat, the guide pipe and the guide hole are in sliding fit, and the lower end of the guide pipe is connected with the connecting plate; the cylinder body of the lower ring oil cylinder is installed on the connecting plate, and the piston head is installed on the guide sleeve; the cylinder body of the upper ring oil cylinder is installed on the connecting plate, and the center rod on the upper ring oil cylinder passes through the guide sleeve center and the ring seat upwards and is connected with the upper clamping ring.

[0007] The utility model discloses a center mechanism of vulcanizing machine, which comprises a center rod, a guide pipe and a guide sleeve.

[0008] Further, the guide hole is provided with a shaft sleeve, and the guide pipe is sleeved in the shaft sleeve and is in sliding fit with the shaft sleeve.

[0009] Further, the guide pipes are uniformly arranged on both sides of the center rod.

[0010] Further, the guide sleeve comprises a guide top plate installed on the lower hot plate, and the guide top plate is provided with a center hole and a guide hole for the center rod and the guide pipe to pass through, and the guide hole is communicated with a guide cylinder at the bottom, and the guide cylinder is connected through a guide bottom plate, and a piston head of the lower ring oil cylinder is installed on the guide bottom plate.

[0011] Compared with the prior art, the utility model has the following advantages:

[0012] 1. The inner temperature steam guide pipe is used as the guide pipe for the lower ring lifting, and the traditional center cylinder guide mechanism is replaced, so that the processing and assembling are simple, the maintenance is easy, and the cost is reduced.

[0013] 2. The lower ring oil cylinder can drive the connecting plate and the upper ring oil cylinder fixed on the connecting plate to move up and down together, so that the center mechanism is lowered and lifted, and the liftable movable mechanism formed by the inner temperature steam guide pipe, the ring seat and the connecting plate improves the stability of the center mechanism in lowering and lifting the lower ring.

[0014] 3. The guide sleeve of the utility model is installed on the lower hot plate of the vulcanizing machine and is used as the fixed guide part of the center mechanism, and the structure is simple, easy to process and easy to install. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of the utility model;

[0016] Figure 2 It is a side view of the utility model.

[0017] Figure number identification: 1, upper ring oil cylinder; 2, lower ring oil cylinder; 3, guide sleeve; 3-1, guide top plate; 3-2, guide cylinder; 3-3, guide bottom plate; 4, guide pipe; 5, ring seat; 6, connecting plate; 7, center rod; 8, shaft sleeve; 9, nut; 10, joint. DETAILED DESCRIPTION

[0018] The technical solutions of the present application will be further described in combination with the embodiments shown in the drawings.

[0019] As shown in Figure 1 , 2 The present application discloses a center mechanism of a vulcanizing machine, which comprises an upper ring oil cylinder 1, a lower ring oil cylinder 2, an inner temperature steam guide pipe and a guide sleeve 3.

[0020] The guide sleeve 3 is installed on a lower hot plate of the vulcanizing machine and serves as a fixed guide component of the center mechanism; two guide holes are symmetrically formed in the guide sleeve 3, and a shaft sleeve 8 is installed in the upper and lower ports of the guide holes; the guide pipe 4 passes through the guide sleeve 3 and the guide holes in a sliding manner, and the upper end of the guide pipe 4 is connected with a ring seat 5 and the port of the guide pipe 4 is connected with a gas guide channel in the ring seat 5; the lower end of the guide pipe 4 is installed on a connecting plate 6 and fixed by a nut 9, and the lower port of the guide pipe 4 is connected with an inner temperature steam source through a joint 10; the cylinder body of the lower ring oil cylinder 2 is installed on the connecting plate 6, and the piston head of the lower ring oil cylinder 2 is fixed on the guide sleeve 3; the cylinder body of the upper ring oil cylinder is installed on the connecting plate 6, and a center rod 7 on the upper ring oil cylinder 1 passes through the center of the guide sleeve 3 and the ring seat 5 in a sliding manner and is connected with an upper clamping ring; the center rod 7 is in sliding connection with the guide sleeve 3 and the ring seat 5.

[0021] As a preferred structure, the guide sleeve 3 comprises a guide top plate 3-1 which is fixedly connected with the lower hot plate by screws, and the guide top plate 3-1 is provided with a center hole and a guide hole for the center rod 7 and the guide pipe 4 to pass through; two guide cylinders 3-2 which are in communication with the guide holes are welded at the bottoms of the two guide holes, and the guide hole and the guide cylinder 3-2 constitute a guide hole; the guide pipe 4 passes through the guide hole and the guide cylinder 3-2 and can slide up and down in the guide hole and the guide cylinder 3-2; the two guide cylinders 3-2 are connected by a guide bottom plate 3-3, the piston head of the lower ring oil cylinder 2 is installed on the guide bottom plate 3-2, and the shaft sleeve 8 can be arranged in the guide hole and / or the guide cylinder 3-2.

[0022] The inner temperature steam guide pipe (the guide pipe 4), the ring seat 5 and the connecting plate 6 constitute a movable mechanism which can be lifted; the movable mechanism and the guide sleeve 3 constitute a complete center mechanism guide mechanism, the inner temperature steam guide pipe serves as the guide pipe 4 for lifting the ring seat 5 and also serves as a guide pipe for the inner temperature steam, so that the guide structure for lifting the lower ring is simplified; the lower ring oil cylinder 2 can be extended and retracted to drive the ring seat 5, the connecting plate 6 and the upper ring oil cylinder 1 fixed on the connecting plate 6 to move up and down together, so that the lower ring of the center mechanism can be lifted; the extension and retraction of the upper ring oil cylinder 1 can realize the lifting of the upper ring of the center mechanism.

[0023] The above examples are only specific examples for further detailing the purposes, technical solutions and beneficial effects of the present application, and the present application is not limited to this. Any modification, equivalent replacement, improvement, etc. made within the disclosed range of the present application is included in the protection range of the present application.

Claims

1. A curing press center mechanism comprising an upper ring cylinder (1), a lower ring cylinder (2) and an inner temperature steam guide pipe, characterized by: It also includes a guide sleeve (3) installed on the lower hot plate of the vulcanizing machine, and a guide hole is formed in the guide sleeve (3); the inner temperature steam pipe serves as a guide pipe (4), the guide pipe (4) passes through the guide hole upward and is connected with a ring seat (5), the guide pipe (4) is in sliding fit with the guide hole, and the lower end of the guide pipe (4) is connected with a connecting plate (6); the cylinder body of the lower ring oil cylinder (2) is installed on the connecting plate (6), and the piston head is installed on the guide sleeve (3); the cylinder body of the upper ring oil cylinder (1) is installed on the connecting plate (6), and a center rod (7) on the upper ring oil cylinder (1) passes through the center of the guide sleeve (3) and the ring seat (5) upward in sequence and is connected with an upper clamping ring.

2. The center mechanism of the vulcanizer according to claim 1, characterized in that: An axle sleeve (8) is installed in the guide hole, the guide pipe (4) is sleeved in the axle sleeve (8) and is in sliding fit with the axle sleeve (8).

3. The vulcanizer center mechanism according to claim 1 or 2, characterized in that: The guide pipes (4) are uniformly distributed on both sides of the center rod (7).

4. The vulcanizer center mechanism according to claim 1 or 2, characterized in that: The guide sleeve (3) comprises a guide top plate (3-1) installed on the lower hot plate, the guide top plate (3-1) is provided with a center hole and a guide hole, the center hole is used for allowing the center rod (7) to pass through, the guide hole is used for allowing the guide pipe (4) to pass through, and the bottom of the guide hole is communicated with a guide cylinder (3-2); the guide cylinder (3-2) is connected through a guide bottom plate (3-3), and the piston head of the lower ring oil cylinder (2) is installed on the guide bottom plate (3-3).

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