Steam chamber of hydraulic tire vulcanizing machine

Abstract

The utility model discloses a steam chamber of a hydraulic tire vulcanizer, which comprises a lower steamer and a sealing mechanism arranged on the lower steamer, the sealing mechanism comprises a sealing ring and a lower supporting plate, the lower supporting plate is arranged on cylinder rods of stress application cylinders which extend into the bottom of the lower steamer and are uniformly distributed on the circumference, and the sealing ring is arranged on the sealing ring. An annular right-angle groove is formed in the top of the outer edge of the lower supporting plate, an annular sealing groove with an upward opening is formed between the right-angle groove and the inner wall of the lower steamer, the sealing ring is embedded in the annular sealing groove, and a limiting pressing assembly for pressing the sealing ring in the annular sealing groove is arranged on the lower supporting plate; through the arranged pressure reset spring, the pressing ring can be reset, the sealing ring is limited through the pressing ring, the situation that operation is troublesome due to the fact that a bolt is adopted for fixing the sealing ring at present is avoided, the pressing ring can be moved conveniently, and the situation that the bolt is likely to be slipped or rusted and cannot be disassembled is avoided; and the maintenance of sealing faults is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic tire curing press technical field, concretely is a steam chamber of hydraulic tire curing press. BACKGROUND

[0002] The steam chamber of the hydraulic tire curing press is the core component of the curing press, high-temperature and high-pressure steam is introduced into the chamber through the center mechanism as the curing medium for heating the mold and curing the tire, and the steam chamber relies on various sealing structures to prevent steam from leaking to the outside.

[0003] According to the authorized Chinese patent with the application number CN202223089881.8, a new steam chamber of a hydraulic tire curing press is disclosed, which includes a sealing structure arranged on a lower boiler. The sealing structure includes a sealing ring and a lower supporting plate. The lower supporting plate is installed on the cylinder rod of the force cylinder which is uniformly distributed around the circumference of the lower boiler bottom. An annular right-angle groove is formed on the outer edge top of the lower supporting plate. The annular right-angle groove and the inner wall of the lower boiler form an annular sealing groove with an opening upward. The sealing ring is embedded in the sealing groove. The lower supporting plate is provided with a pressing mechanism for pressing the sealing ring in the sealing groove. The cylinder rods of the force cylinders are synchronously extended and retracted to drive the lower supporting plate and the sealing ring to move up and down. The sealing ring prevents steam from leaking to the bottom of the lower boiler. The utility model can directly visually inspect the condition of the sealing ring without disassembling any component, so that the hidden trouble can be found in time and maintained without long downtime. However, the ring plate is fixed by bolts, which requires multiple bolts for fixation. This not only makes the operation troublesome, but also may cause slippage or rusting, which affects the maintenance of the sealing failure. SUMMARY

[0004] To solve the defects in the prior art, the utility model provides a steam chamber of a hydraulic tire curing press.

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

[0006] The utility model discloses a steam chamber of a hydraulic tire curing press, which comprises a lower boiler and a sealing mechanism arranged on the lower boiler. The sealing mechanism comprises a sealing ring and a lower supporting plate. The lower supporting plate is installed on the cylinder rod of the force cylinder which is uniformly distributed around the circumference of the lower boiler bottom. An annular right-angle groove is formed on the outer edge top of the lower supporting plate. The annular right-angle groove and the inner wall of the lower boiler form an annular sealing groove with an opening upward. The sealing ring is embedded in the annular sealing groove. The lower supporting plate is provided with a limiting and pressing assembly for pressing the sealing ring in the annular sealing groove. The limiting and pressing assembly comprises two half-ring-shaped pressing rings arranged inside the right-angle groove and outwardly movable to press the sealing ring.

[0007] As a preferred technical scheme of the utility model, the limiting and pressing assembly further comprises a mounting groove arranged on the inner wall of the right-angle groove, and the inner end of the pressing ring is provided with a connecting plate block extending into the mounting groove.

[0008] As a preferred technical scheme of the utility model, the mounting groove is internally provided with a reset spring connected with the connecting plate block.

[0009] As a preferred technical scheme of the utility model, the bottom end of the pressing ring is provided with a guide sliding block at one end close to the connecting plate block, and the inner wall of the right-angle groove is provided with a guide sliding groove matched with the guide sliding block.

[0010] As a preferred technical scheme of the utility model, the right-angle groove is internally provided with a limiting ring located outside the pressing ring.

[0011] As a preferred technical scheme of the utility model, the outer wall of the pressing ring is provided with a tapered locating top block, and the outer wall of the limiting ring is provided with a locating top groove matched with the locating top block.

[0012] The utility model has the advantages of:

[0013] 1. The steam chamber of the hydraulic tire vulcanizing machine, through the limiting and pressing assembly arranged, can limit and fix the sealing ring, only needs to make the pressing ring move, does not need to disassemble any component and can directly visually check the condition of the sealing ring, can timely find fault hidden danger and maintain, and does not need to stop for a long time.

[0014] 2. The steam chamber of the hydraulic tire vulcanizing machine, through the reset spring arranged, can reset the pressing ring, makes the pressing ring limit the sealing ring, avoids the current adoption of bolts to fix the sealing ring to make the operation troublesome, is convenient for the movement of the pressing ring, avoids the possible thread slippage or rusting of the bolts and the situation that the bolts cannot be disassembled, and ensures the maintenance of the sealing failure. DRAWINGS

[0015] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation on the utility model. In the drawings:

[0016] Figure 1 It is the structure schematic view of the steam chamber of the hydraulic tire vulcanizing machine of the utility model;

[0017] Figure 2 It is the sealing mechanism structure schematic view of the steam chamber of the hydraulic tire vulcanizing machine of the utility model.

[0018] In the figure: 1, lower boiler; 2, sealing ring; 3, lower supporting plate; 4, force cylinder; 5, right angle groove; 6, annular sealing groove; 7, limiting and pressing assembly; 8, pressing ring; 9, mounting groove; 10, connecting plate block; 11, reset spring; 12, guide sliding block; 13, guide sliding groove; 14, limiting ring; 15, positioning top block; 16, positioning top groove. DETAILED DESCRIPTION

[0019] The preferred embodiments of the utility model are described below in combination with the drawings, and it should be understood that the preferred embodiments described herein are only used for illustrating and explaining the utility model, and are not used for limiting the utility model.

[0020] Embodiment: as shown in Figure 1 and Figure 2 The utility model discloses a steam chamber of hydraulic tyre curing press, including lower boiler 1 and the sealing mechanism being established on lower boiler 1, the sealing mechanism includes sealing ring 2 and lower supporting plate 3, the lower supporting plate 3 is installed on the cylinder rod of the force cylinder 4 of the circumference of lower boiler 1 bottom stretch in and is evenly distributed, and the outer edge top of lower supporting plate 3 is provided with annular right angle groove 5, and the right angle groove 5 forms annular sealing groove 6 with the inner wall of lower boiler 1, and the sealing ring 2 is embedded in annular sealing groove 6, and the lower supporting plate 3 is provided with limiting and pressing assembly 7 that presses sealing ring 2 in annular sealing groove 6, and limiting and pressing assembly 7 includes two half annular pressing rings 8 that are set in the inside right angle groove 5 and are outwardly active to the sealing ring 2 and press tightly, through the limiting and pressing assembly 7 that is set, sealing ring 2 can be limited and fixed, only needs to make pressing ring 8 movement, does not need to disassemble any component and can directly visually check the condition of sealing ring 2, can find the hidden danger of failure in time and maintain, does not need long time's shutdown and waits.

[0021] Among them, the limiting and pressing assembly 7 further includes the mounting groove 9 being provided in the inner wall of right angle groove 5, the inner end of pressing ring 8 is provided with the connecting plate block 10 that stretches into the inside mounting groove 9, the inside of mounting groove 9 is provided with the reset spring 11 that is connected with connecting plate block 10, the bottom end of pressing ring 8 is provided with the guide sliding block 12 close to one end of connecting plate block 10, and the inner wall of right angle groove 5 is provided with the guide sliding groove 13 matched with guide sliding block 12, through the reset spring 11 that is set, the pressing ring 8 can be reset, so that the pressing ring 8 limits sealing ring 2, avoids the current operation troublesome that sealing ring 2 is fixed by bolt, facilitates the movement of pressing ring 8, avoids the situation that bolt can appear silk or rust and can not be disassembled, ensures the maintenance of sealing failure, and the cooperation of guide sliding block 12 and guide sliding groove 13 makes the stability of the movement of pressing ring 8 higher.

[0022] The inside of the right-angle groove 5 is provided with a limiting ring 14 outside the compression ring 8, the outer wall of the compression ring 8 is provided with a tapered locating top block 15, the outer wall of the limiting ring 14 is provided with a locating top groove 16 matched with the locating top block 15, so that the fixing effect of the sealing ring 2 is better.

[0023] During work, the steam chamber of the hydraulic tire vulcanizing machine can limit and fix the sealing ring 2 through the limiting and pressing assembly 7, only needs to move the compression ring 8, can directly visually check the condition of the sealing ring 2 without disassembling any part, can find out hidden troubles in time and maintain, does not need to stop for a long time and wait, through the reset spring 11, the compression ring 8 can be reset, the compression ring 8 limits the sealing ring 2, avoids the operation trouble caused by the bolts currently used to fix the sealing ring 2, is convenient for moving the compression ring 8, avoids the situation that bolts may appear slippage or rusting and cannot be disassembled, ensures the maintenance of the sealing failure.

[0024] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A steam chamber of a hydraulic tire vulcanizing machine, comprising a lower kettle (1) and a sealing mechanism arranged on the lower kettle (1), the sealing mechanism comprising a sealing ring (2) and a lower platen (3), the lower platen (3) being mounted on the cylinder rods of circumferentially distributed force cylinders (4) protruding from the bottom of the lower kettle (1), an annular right-angled groove (5) being formed on the top of the outer edge of the lower platen (3), the annular right-angled groove (5) and the inner wall of the lower kettle (1) forming an annular sealing groove (6) opening upward, the sealing ring (2) being embedded in the annular sealing groove (6), characterized in that, The lower supporting plate (3) is provided with a limiting and pressing assembly (7) for pressing and sealing the sealing ring (2) in the annular sealing groove (6), and the limiting and pressing assembly (7) comprises two half-ring-shaped pressing rings (8) arranged inside the right-angle groove (5) and outwardly pressing the sealing ring (2).

2. A steam chest for a hydraulic tire press according to claim 1 wherein, The limiting and pressing assembly (7) further comprises a mounting groove (9) arranged on the inner wall of the right-angle groove (5), and the inner end of the pressing ring (8) is provided with a connecting plate block (10) extending into the mounting groove (9).

3. A steam chest for a hydraulic tire press according to claim 2 wherein, The inner part of the mounting groove (9) is provided with a reset spring (11) connected with the connecting plate block (10).

4. A steam chest for a hydraulic tire press according to claim 1 wherein, The bottom end of the pressing ring (8) is provided with a guide sliding block (12) near one end of the connecting plate block (10), and the inner wall of the right-angle groove (5) is provided with a guide sliding groove (13) matched with the guide sliding block (12).

5. A steam chest for a hydraulic tire press according to claim 1 wherein, The inner part of the right-angle groove (5) is provided with a limiting ring (14) located outside the pressing ring (8).

6. A steam chest for a hydraulic tire press according to claim 5 wherein, The outer wall of the pressing ring (8) is provided with a tapered positioning top block (15), and the outer wall of the limiting ring (14) is provided with a positioning top groove (16) matched with the positioning top block (15).

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