Sealing system of vulcanizing machine

Abstract

The utility model discloses a sealing system of a vulcanizing machine, which belongs to the technical field of rubber vulcanizing equipment and comprises a vulcanizing mold. A ring seat; the vulcanizing mold and the vulcanizing mold jointly form a vulcanizing cavity; a through hole is formed; a first positioning surface is arranged on the inner wall surface of the through hole; an included angle is formed between the first positioning surface and the axis of the through hole; the electronic device is arranged on the ring seat, and at least part of the electronic device is located in the vulcanization cavity; comprising a sealing part; at least part of the sealing part extends into the through hole; the sealing part is provided with a second positioning surface, a locking piece is arranged between the sealing part and the ring seat, and the locking piece applies locking force to the sealing part to enable the second positioning surface to be tightly attached to the first positioning surface; the sealing part of the electronic device extends into the through hole in the ring seat, and the second positioning surface on the sealing part is tightly attached to the first positioning surface on the inner wall of the through hole to realize sealing under the action of the locking piece, so that a medium is prevented from leaking; meanwhile, the electronic device or a wire harness connected with the electronic device can penetrate through the sealing part to be led out of the vulcanization mold.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber vulcanization equipment, in particular to a vulcanizer sealing system. Background Art

[0002] The built-in electric heating vulcanizer sets the heating component directly in the vulcanization cavity of the vulcanization mold, which can heat the medium more conveniently while effectively reducing energy consumption; the heating component is usually a heating tube with a multi-layer disc structure, which can generate heat when the heating tube is energized; at the same time, a temperature measuring component is also required to be set in the vulcanization cavity of the vulcanization mold. The temperature measuring component can measure the temperature of the medium in the vulcanization cavity in real time, so as to monitor whether the temperature of the medium in the vulcanization cavity is within an appropriate range.

[0003] During the vulcanization process, the medium in the vulcanization cavity will be in a state of high temperature and high pressure; however, in order to facilitate power supply and transmission of electrical signals, the aforementioned electronic devices (heating components and temperature measurement components) or the wiring harnesses connected thereto need to be led out from the vulcanization mold, which places high demands on the sealing of the lead-out point.

[0004] Therefore, developing and designing a vulcanizer sealing system that can conveniently lead electronic devices or wiring harnesses connected thereto out of a vulcanizing mold and can ensure that the medium does not leak is a problem that needs to be solved urgently at this stage. Utility Model Content

[0005] In order to solve the problems existing in the prior art, the utility model provides a vulcanizer sealing system, wherein a through hole is provided on the ring seat for connecting the vulcanization cavity with the outside of the vulcanization mold, and the sealing part of the electronic device extends into the through hole. Under the locking force of the locking member, the second positioning surface on the sealing part and the first positioning surface on the inner wall of the through hole fit tightly together to achieve sealing, and the connection is reliable and the sealing effect is good, thereby ensuring that the medium will not leak. At the same time, the electronic device or the wiring harness connected thereto can pass through the sealing part and be led out from the vulcanization mold, and the installation is simple.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0007] The utility model provides a vulcanizing machine sealing system, comprising:

[0008] Vulcanization mold;

[0009] A ring seat, the ring seat is located at the bottom of the vulcanization mold; the ring seat and the vulcanization mold together form a vulcanization cavity; the ring seat has a through hole connecting the vulcanization cavity with the outside of the vulcanization mold; a first positioning surface is provided on the inner wall surface of the through hole, and the first positioning surface forms an angle with the axis of the through hole;

[0010] An electronic device, wherein the electronic device is arranged on the ring seat, and at least part of the electronic device is located in the vulcanization cavity; the electronic device includes a sealing portion; at least part of the sealing portion extends into the through hole; the sealing portion has a second positioning surface matching the first positioning surface, and a locking member is provided between the sealing portion and the ring seat, and the locking member can apply a locking force to the sealing portion so that the second positioning surface is tightly fitted to the first positioning surface.

[0011] As a preferred technical solution, the electronic device includes a heating component.

[0012] As a preferred technical solution, the heating component is configured as a heating tube, the sealing portion is configured as a connecting sleeve sleeved on the heating tube, and the connecting sleeve is sealed and connected to the heating tube.

[0013] As a preferred technical solution, the through hole is configured as a countersunk hole with a large diameter end located at the vulcanization cavity; the connecting sleeve extends from the ring seat and has an external thread, and the locking piece is configured as a first locking nut threadedly connected to the connecting sleeve, and the first locking nut abuts against the ring seat.

[0014] As a preferred technical solution, the connection sleeve and the heating tube are sealed by circumferential welding;

[0015] And / or, a spring washer and / or a flat washer is embedded between the first locking nut and the ring seat.

[0016] As a preferred technical solution, the electronic device includes a temperature measurement component.

[0017] As a preferred technical solution, the temperature measurement component is configured as a temperature sensor, and an annular boss is provided on the temperature sensor; the through hole is configured as a countersunk hole with a large diameter end located outside the vulcanization mold.

[0018] As a preferred technical solution, the large diameter end of the through hole has an internal thread, the locking member is configured as a second locking nut threadedly connected to the large diameter end of the through hole, and the second locking nut abuts against the annular boss;

[0019] Alternatively, the through hole has an internal thread, the temperature sensor is provided with an external thread, and the temperature sensor is threadedly connected to the through hole;

[0020] Alternatively, the locking member is configured as a wire passing tube, one end of which extends into the large diameter end of the through hole and abuts against the annular boss, the wire passing tube is fixedly connected to the large diameter end of the through hole, and the other end of the wire passing tube is provided with a plug.

[0021] As a preferred technical solution, the first positioning surface is perpendicular to the axis of the through hole;

[0022] And / or, the axis of the through hole is arranged vertically;

[0023] And / or, the electronic component or a wire connected to the electronic component passes through the sealing portion.

[0024] As a preferred technical solution, a plurality of sealing rings are provided between the portion of the electronic device located in the through hole and the through hole.

[0025] The beneficial effects of the utility model are as follows:

[0026] 1. The ring seat of the utility model is provided with a through hole that can connect the vulcanization cavity with the outside of the vulcanization mold. The sealing part of the electronic device can extend into the through hole. Under the locking force of the locking member, the second positioning surface on the sealing part and the first positioning surface on the inner wall of the through hole are tightly fitted to achieve sealing. The connection between the sealing part and the through hole is stable and reliable, and the sealing effect is good, which can ensure that the medium in the vulcanization cavity will not leak; at the same time, the electronic device or the wiring harness connected thereto can pass through the sealing part and be led out of the vulcanization mold, and the installation is simple and convenient.

[0027] 2. The utility model uses a threaded structure and according to the specific structures of the heating tube and the temperature measuring component, by adjusting the position of the large diameter end of the through hole, and respectively adopts tensioning and pressing methods to achieve the fixation and sealing of the heating tube and the temperature measuring component, which is easy to install.

[0028] 3. The utility model can further improve the sealing effect by arranging a plurality of sealing rings between the portion of the electronic device located in the through hole and the through hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of an embodiment of a vulcanizing machine sealing system of the utility model;

[0030] Figure 2 for Figure 1 A magnified view of region A in FIG.

[0031] Figure 3 for Figure 1 A schematic diagram of the structure of the heating tube;

[0032] Figure 4 This is a structural schematic diagram of a temperature measurement component in a second embodiment of a vulcanizer sealing system of the utility model;

[0033] Figure 5 This is a schematic structural diagram of a temperature measurement component in a third embodiment of a vulcanizer sealing system of the utility model.

[0034] In the figure: 1-vulcanization mold, 11-vulcanization cavity, 2-ring seat, 3-through hole, 31-first positioning surface, 4-sealing part, 41-second positioning surface, 51-first locking nut, 52-second locking nut, 6-heating component, 7-temperature measuring component, 71-annular boss, 8-wire pipe, 81-plug, 9-sealing ring. DETAILED DESCRIPTION

[0035] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0036] Embodiment 1

[0037] Please refer to Figure 1-Figure 3 , is an embodiment of a vulcanizer sealing system provided by the utility model, comprising a vulcanizing mold 1, a ring seat 2 is provided at the bottom of the vulcanizing mold 1, the ring seat 2 and the vulcanizing mold 1 together form a vulcanizing cavity 11, the electronic device is arranged on the ring seat 2, and at least part of the electronic device is located in the vulcanizing cavity 11; the ring seat 2 has a through hole 3 connecting the vulcanizing cavity 11 with the outside of the vulcanizing mold 1; a first positioning surface 31 is provided on the inner wall surface of the through hole 3, and the first positioning surface 31 forms an angle with the axis of the through hole 3; the electronic device includes a sealing part 4; at least part of the sealing part 4 extends into the through hole 3; the sealing part 4 has a second positioning surface 41 matching the first positioning surface 31, and a locking member is provided between the sealing part 4 and the ring seat 2, and the locking member can apply a locking force to the sealing part 4 so that the second positioning surface 41 is tightly fitted on the first positioning surface 31, and the through hole 3 is sealed while the connection between the sealing part 4 and the through hole 3 is stable and reliable.

[0038] For clarification, please refer to Figure 1 and Figure 2 , the axis of the through hole 3 is vertically arranged, the first positioning surface 31 is perpendicular to the axis of the through hole 3, and the first positioning surface 31 and the second positioning surface 41 have the best sealing and positioning effect when they are in contact with each other; in other embodiments, the axis of the through hole 3 can also be inclined, and the angle between the first positioning surface 31 and the axis of the through hole 3 can also be other angles, so as to ensure the sealing and positioning effect.

[0039] Specifically, the electronic device generally includes a heating component 6 and a temperature measuring component 7; the sealing portion 4 can be directly disposed on the electronic device or on a wire connected to the electronic device, so as to ensure a sealing effect.

[0040] In this embodiment, please refer to Figure 1 and Figure 3The heating component 6 is set as a heating tube, the sealing part 4 is set as a connecting sleeve mounted on the heating tube, the connecting sleeve and the heating tube are sealed and connected to form a whole, and when the connecting sleeve is embedded in the through hole 3, it can not only achieve sealing, but also support and position the heating tube; in other embodiments, the heating component 6 can also be set as a resistance wire or an induction heater, which can stably heat the medium in the vulcanization cavity 11.

[0041] For further information, please refer to Figure 1-Figure 3 The through hole 3 is set as a countersunk hole with a large diameter end located at the vulcanization cavity 11, and the step surface of the countersunk hole forms a first positioning surface 31. Correspondingly, the connecting sleeve is clearance-matched with the through hole 3, and the connecting sleeve also has a step surface matching the countersunk hole to form a second positioning surface 41; the connecting sleeve extends from the ring seat 2 and has an external thread, and the locking member is set as a first locking nut 51 threadedly connected to the connecting sleeve, and the first locking nut 51 abuts against the ring seat 2. When the first locking nut 51 is tightened, the first locking nut 51 can tighten the connecting sleeve so that the second positioning surface 41 is tightly attached to the first positioning surface 31, effectively realizing the sealing of the connecting sleeve and the through hole 3 while positioning the connecting sleeve and the heating tube; further, a spring washer and / or a flat washer are preferably embedded between the first locking nut 51 and the ring seat 2, which can improve the tightening effect of the first locking nut 51 on the connecting sleeve.

[0042] It should be noted that the connection sleeve and the heating tube are preferably sealed by circumferential welding. The connection sleeve can effectively provide support for the heating tube and prevent the connection sleeve from deforming and coming out of the heating tube.

[0043] In this embodiment, please refer to Figure 1 and Figure 2 The temperature measuring component 7 is set as a temperature sensor, and an annular boss 71 is provided on the temperature sensor, and the upper annular surface of the annular boss 71 forms a second positioning surface 41; the through hole 3 is set as a countersunk hole with a large diameter end located outside the vulcanization mold 1, and the step surface of the countersunk hole forms a first positioning surface 31, and the second positioning surface 41 and the first positioning surface 31 are in contact with each other to achieve sealing and can position the temperature sensor at the same time; specifically, the temperature sensor can be set as a thermal resistor or a thermocouple.

[0044] For further information, please refer to Figure 1 and Figure 2The temperature sensor is clearance-matched with the through hole 3, and the large-diameter end of the through hole 3 has an internal thread. The locking member is set as a second locking nut 52 threadedly connected to the large-diameter end of the through hole 3, and the second locking nut 52 abuts against the lower annular surface of the annular boss 71. When the second locking nut 52 is tightened, the second locking nut 52 can tighten the annular boss 71 so that the second positioning surface 41 is tightly against the first positioning surface 31, effectively achieving the sealing of the annular boss 71 and the through hole 3 while positioning the temperature sensor; the temperature sensor can pass through the hole of the second locking nut 52. When positioning the temperature sensor, there is no need to rotate the temperature sensor and its wiring harness, which is convenient for straightening the wiring harness of the temperature sensor and avoiding the situation where the wiring harness is bent.

[0045] In this embodiment, please refer to Figure 1 and Figure 2 Preferably, a plurality of sealing rings 9 are provided between the part of the electronic device located in the through hole 3 and the through hole 3, which can effectively improve the sealing effect; specifically, the sealing ring 9 can be provided between the first positioning surface 31 and the second positioning surface 41, or can be provided between other inner wall surfaces of the through hole 3 and the sealing portion 4 or the electronic device, so as to facilitate installation and ensure the sealing effect.

[0046] Embodiment 2

[0047] Please refer to Figure 4 , is an embodiment of a vulcanizer sealing system provided by the utility model. The main difference between this embodiment and the first embodiment is that: the through hole 3 corresponding to the temperature sensor has an internal thread, the temperature sensor is provided with an external thread, the temperature sensor is threadedly connected to the through hole 3, the matching internal thread and external thread form a locking member, and tightening the temperature sensor can make the second positioning surface 41 and the first positioning surface 31 fit tightly to achieve sealing, and the installation is easier; specifically, the external thread of the temperature sensor is arranged on the outer peripheral surface of the annular boss 71, and the internal thread of the corresponding through hole 3 is arranged on the inner wall surface of the large diameter end; in other embodiments, the internal thread of the through hole 3 can also be arranged on the inner wall surface of its small diameter end, and the temperature sensor is provided with an external thread at a matching position so as to achieve sealing by threaded connection.

[0048] Embodiment 3

[0049] Please refer to Figure 5, is an embodiment of a vulcanizer sealing system provided by the utility model. The main difference between this embodiment and the first embodiment is that: the locking piece corresponding to the temperature sensor is set as a wire tube 8, one end of the wire tube 8 extends into the large diameter end of the through hole 3 and abuts against the annular boss 71, so that the second positioning surface 41 is tightly fitted with the first positioning surface 31; the wire tube 8 is fixedly connected to the large diameter end of the through hole 3, and the other end of the wire tube 8 is provided with a plug 81. The wiring harness connected to the temperature sensor is connected to the plug 81, which can effectively reduce the length of the wiring harness, facilitate the straightening of the wiring harness, and is simple to replace. The wire tube 8 can also prevent the wiring harness from being bent or entangled; specifically, the wire tube 8 and the large diameter end of the countersunk hole and the wire tube 8 and the plug 81 can be sealed and positioned by embedding a raw tape or a sealing ring.

[0050] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A vulcanizing machine sealing system, characterized in that: include: Vulcanization mold (1); A ring seat (2), the ring seat (2) being located at the bottom of the vulcanization mold (1); the ring seat (2) and the vulcanization mold (1) together form a vulcanization cavity (11); the ring seat (2) is provided with a through hole (3) for connecting the vulcanization cavity (11) with the outside of the vulcanization mold (1); a first positioning surface (31) is provided on the inner wall surface of the through hole (3), and the first positioning surface (31) forms an angle with the axis of the through hole (3); An electronic device, wherein the electronic device is arranged on the ring seat (2), and at least part of the electronic device is located in the vulcanization cavity (11); the electronic device comprises a sealing portion (4); at least part of the sealing portion (4) extends into the through hole (3); the sealing portion (4) has a second positioning surface (41) matching the first positioning surface (31), and a locking member is provided between the sealing portion (4) and the ring seat (2), and the locking member can apply a locking force to the sealing portion (4) so ​​that the second positioning surface (41) is tightly fitted on the first positioning surface (31).

2. A vulcanizing machine sealing system according to claim 1, characterized in that: The electronic device comprises a heating assembly (6).

3. A vulcanizing machine sealing system according to claim 2, characterized in that: The heating component (6) is configured as a heating tube, and the sealing portion (4) is configured as a connecting sleeve sleeved on the heating tube, wherein the connecting sleeve is sealedly connected to the heating tube.

4. A vulcanizing machine sealing system according to claim 3, characterized in that: The through hole (3) is configured as a countersunk hole with a large diameter end located at the vulcanization cavity (11); the connecting sleeve extends from the ring seat (2) and has an external thread; the locking member is configured as a first locking nut (51) threadedly connected to the connecting sleeve, and the first locking nut (51) abuts against the ring seat (2).

5. A vulcanizing machine sealing system according to claim 4, characterized in that: The connection sleeve and the heating tube are sealed by circumferential welding; And / or, a spring washer and / or a flat washer is embedded between the first locking nut (51) and the ring seat (2).

6. A vulcanizing machine sealing system according to claim 1 or 2, characterized in that: The electronic device comprises a temperature measurement component (7).

7. A vulcanizing machine sealing system according to claim 6, characterized in that: The temperature measurement component (7) is configured as a temperature sensor, and an annular boss (71) is provided on the temperature sensor; the through hole (3) is configured as a countersunk hole with a large diameter end located outside the vulcanization mold (1).

8. A vulcanizing machine sealing system according to claim 7, characterized in that: The large diameter end of the through hole (3) is provided with an internal thread, the locking member is provided as a second locking nut (52) threadedly connected to the large diameter end of the through hole (3), and the second locking nut (52) abuts against the annular boss (71); Alternatively, the through hole (3) has an internal thread, the temperature sensor is provided with an external thread, and the temperature sensor is threadedly connected to the through hole (3); Alternatively, the locking member is configured as a wire passing tube (8), one end of the wire passing tube (8) extends into the large diameter end of the through hole (3) and abuts against the annular boss (71), the wire passing tube (8) is fixedly connected to the large diameter end of the through hole (3), and the other end of the wire passing tube (8) is provided with a plug (81).

9. A vulcanizing machine sealing system according to claim 1, characterized in that: The first positioning surface (31) is perpendicular to the axis of the through hole (3); And / or, the axis of the through hole (3) is arranged vertically; And / or, the electronic device or a wire connected to the electronic device passes through the sealing portion (4).

10. A vulcanizing machine sealing system according to claim 1, characterized in that: A plurality of sealing rings (9) are provided between the portion of the electronic device located in the through hole (3) and the through hole (3).

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