Vulcanizing mold for butterfly valve sealing ring

Abstract

The utility model discloses a butterfly valve sealing ring vulcanization mold, which relates to the technical field of sealing ring vulcanization and comprises a bottom plate, a feeding mechanism and a vulcanization mechanism are arranged on the bottom plate, two supporting plates are fixedly connected to the side wall of the bottom plate, rectangular plates are fixedly connected to the sides, close to each other, of the two supporting plates, and the rectangular plates are fixedly connected to the side wall of the bottom plate. When the vulcanizing mold needs to be used, firstly, the positioning rod is sleeved with a needed butterfly valve, under the action of the limiting ring, the butterfly valve can be limited by the limiting ring, it is ensured that the butterfly valve is located at the accurate position, after the butterfly valve is placed, the driving motor is started, the driving motor drives the threaded rod to rotate, and the threaded rod drives the moving block to move after rotating; after the moving block moves, the moving plate is driven to move to the position under the die cavity, the moving plate is accurately moved to the position under the die cavity, it can be ensured that the butterfly valve can be matched with the die cavity, the rubber ring is accurately attached to the sealing face of the butterfly valve, and a high-quality sealing structure is formed.

Description

TECHNICAL FIELD

[0001] The utility model relates to sealing ring vulcanization technical field, especially butterfly valve sealing ring vulcanization mould. BACKGROUND

[0002] The butterfly valve is a kind of cut-off valve, which opens and closes the pipeline channel by the opening and closing rotation of butterfly plate, and has the characteristics of simple structure, compact appearance size, small fluid resistance and rapid opening and closing, so it is particularly suitable for large-diameter pipeline, but the butterfly valve also has the defect that the sealing surface is easy to be eroded and scratched to cause leakage, so the quality of butterfly valve sealing element is directly related to the service performance of butterfly valve.

[0003] When the butterfly valve is vulcanized by the vulcanization mould, if the positions of the butterfly valve and the sealing ring are not aligned for vulcanization, the sealing ring may be subjected to different vulcanization pressures at different positions, thereby affecting the sealing performance of the butterfly valve, and the following scheme is proposed for the above problems. UTILITY MODEL CONTENT

[0004] The utility model discloses a butterfly valve sealing ring vulcanization mould, which can solve at least any problem in the background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a butterfly valve sealing ring vulcanization mould, which comprises a bottom plate, the bottom plate is provided with a feeding mechanism and a vulcanization mechanism, characterized in that: two supporting plates are fixedly connected to the side wall of the bottom plate, the side, away from each other, of the two supporting plates is fixedly connected with a rectangular plate, a driving motor is fixedly connected to the side wall of the bottom plate, a movable groove is formed in the top of the bottom plate, a threaded rod is rotatably connected to the inner wall of the movable groove, and the threaded rod extends out of the bottom plate and is fixedly connected with the output shaft of the driving motor.

[0006] Preferably, the vulcanization mechanism further comprises a plurality of hydraulic cylinders fixedly connected to the top of the rectangular plate, the end, away from the rectangular plate, of the plurality of hydraulic cylinders is fixedly connected with a top plate, and the bottom of the top plate is fixedly connected with a plurality of moulds.

[0007] Preferably, the feeding mechanism further comprises a moving block screw-connected to the outer wall of the threaded rod, and the top of the moving block is fixedly connected with a moving plate.

[0008] Preferably, the vulcanization mechanism further comprises two telescopic rods fixedly connected to the top of the moving plate, and the end, away from the moving plate, of the two telescopic rods is fixedly connected with a placing plate.

[0009] Preferably, the vulcanization mechanism further comprises a plurality of positioning rods fixedly connected to the top of the placing plate, and the top of the placing plate is fixedly connected with a plurality of limiting rings.

[0010] Preferably, the vulcanization mechanism further comprises butterfly valves respectively slidably connected to the outer walls of the plurality of positioning rods, and the outer walls of the plurality of butterfly valves are respectively in contact with the plurality of limiting rings.

[0011] The beneficial effects of the present application are as follows:

[0012] In the present application,

[0013] 1. When the vulcanization mold is needed, first, the butterfly valve is sleeved on the positioning rod, and under the action of the limiting ring, the limiting ring can limit the butterfly valve to ensure that the butterfly valve is in the correct position. After the butterfly valve is placed, the driving motor is started, the driving motor drives the threaded rod to rotate, the threaded rod rotates to drive the moving block to move, the moving block moves to drive the moving plate to move directly below the mold groove, and the moving plate is accurately moved to the position directly below the mold groove, so that the butterfly valve can be matched with the mold groove, and the rubber ring is accurately attached to the sealing surface of the butterfly valve to form a high-quality sealing structure.

[0014] 2. After the butterfly valve is moved to the position directly below the mold groove, the telescopic rod is started, the telescopic rod drives the placing plate to move upward, the placing plate moves upward to drive the butterfly valve into the mold groove, and then the required sealing ring is placed in the butterfly valve, and then the plurality of hydraulic cylinders are started at the same time, the plurality of hydraulic cylinders drive the top plate to move downward, the top plate moves downward to drive the plurality of molds to move downward, the plurality of molds move downward to uniformly apply pressure to the rubber ring and the butterfly valve, and the uniform pressure can make the rubber material flow and crosslink uniformly in the mold, avoid uneven vulcanization caused by excessive or insufficient local pressure, and ensure that the physical properties of the entire sealing ring are consistent, thereby improving product quality. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The structure diagram of a preferred embodiment of the butterfly valve sealing ring vulcanization mold provided by the present application is shown in the figure.

[0016] Figure 2 The structure diagram of the feeding mechanism is shown in the figure.

[0017] Figure 3 The structure diagram of the feeding mechanism is shown in the figure. Figure 2 The enlarged structure diagram of A in the figure.

[0018] Figure 4 The structure diagram of the vulcanization mechanism is shown in the figure.

[0019] Figure 5 The side structure diagram of the vulcanization mechanism is shown in the figure.

[0020] Figure 6 The structure diagram of the vulcanization mechanism is shown in the figure. Figure 5 The enlarged structure diagram of B in the figure.

[0021] In the figure: 1, feeding mechanism; 101, bottom plate; 102, support plate; 103, rectangular plate; 104, driving motor; 105, movable groove; 106, threaded rod; 107, moving block; 108, moving plate; 2, vulcanization mechanism; 201, hydraulic cylinder; 202, top plate; 203, mold; 204, telescopic rod; 205, placing plate; 206, positioning rod; 207, limiting ring; 208, butterfly valve; 209, mold groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] The utility model provides a kind of butterfly valve sealing ring vulcanization mould as Figures 1-6 As shown in a kind of butterfly valve sealing ring vulcanization mould, including bottom plate 101, bottom plate 101 is provided with feeding mechanism 1 and vulcanization mechanism 2, the side wall of bottom plate 101 is fixedly connected with two support plates 102, the side of two support plates 102 close to each other is fixedly connected with rectangular plate 103, the side wall of bottom plate 101 is fixedly connected with driving motor 104, the top of bottom plate 101 is provided with movable groove 105, the inner wall of movable groove 105 is rotatably connected with threaded rod 106, threaded rod 106 extends to bottom plate 101 outside and is fixedly connected with the output shaft of driving motor 104, vulcanization mechanism 2 further includes the several hydraulic cylinders 201 of being fixedly connected on the top of rectangular plate 103, the end of several hydraulic cylinders 201 away from rectangular plate 103 is fixedly connected with top plate 202, the bottom of top plate 202 is fixedly connected with several molds 203, feeding mechanism 1 further includes the moving block 107 of being threadedly connected on the outer wall of threaded rod 106, the top of moving block 107 is fixedly connected with moving plate 108.

[0024] When needing to use the vulcanization mould, first, the butterfly valve needed is sleeved on positioning rod 206, under the action of limiting ring 207, limiting ring 207 can limit butterfly valve 208, ensure that butterfly valve 208 is in accurate position, after placing butterfly valve 208, driving motor 104 is started again, driving motor 104 drives threaded rod 106 to rotate, threaded rod 106 rotates and drives moving block 107 to move, moving block 107 moves and drives moving plate 108 to move to the just below mold groove 209, moving plate 108 is accurately moved to the just below mold groove 209, can ensure that butterfly valve 208 can be adapted to mold groove 209, so that rubber ring accurately adheres to the sealing surface of butterfly valve, forms high-quality sealing structure.

[0025] The vulcanization mechanism 2 further comprises two telescopic rods 204 fixedly connected at the top of the moving plate 108, the two telescopic rods 204 are fixedly connected with a placing plate 205 at the ends away from the moving plate 108, the vulcanization mechanism 2 further comprises a plurality of positioning rods 206 fixedly connected at the top of the placing plate 205, the top of the placing plate 205 is fixedly connected with a plurality of limiting rings 207, the vulcanization mechanism 2 further comprises a plurality of butterfly valves 208 respectively slidably connected to the outer walls of the plurality of positioning rods 206, and the outer walls of the plurality of butterfly valves 208 respectively contact the plurality of limiting rings 207.

[0026] After the butterfly valve 208 is moved directly below the mold groove 209, the telescopic rod 204 is started, the telescopic rod 204 drives the placing plate 205 to move upwards, after the placing plate 205 moves upwards, the butterfly valve 208 can be driven into the mold groove 209, the required sealing ring is placed in the butterfly valve 208, then the plurality of hydraulic cylinders 201 are started at the same time, the plurality of hydraulic cylinders 201 drive the top plate 202 to move downwards, after the top plate 202 moves downwards, the plurality of molds 203 can be driven to move downwards, after the plurality of molds 203 move downwards, pressure is uniformly applied to the rubber ring and the butterfly valve 208, the uniform pressure can make the rubber material flow and crosslink uniformly in the mold, and the uniform pressure can ensure that the physical properties of the entire sealing ring remain consistent, thereby improving product quality.

[0027] The working principle of the butterfly valve sealing ring vulcanization mold is as follows: when the vulcanization mold needs to be used, first, the required butterfly valve is sleeved on the positioning rod 206, under the action of the limiting ring 207, the limiting ring 207 can limit the butterfly valve 208, and the butterfly valve 208 is ensured to be in the accurate position, after the butterfly valve 208 is placed, the driving motor 104 is started, the driving motor 104 drives the threaded rod 106 to rotate, after the threaded rod 106 rotates, the moving block 107 is driven to move, after the moving block 107 moves, the moving plate 108 is driven to move directly below the mold groove 209, the butterfly valve 208 is moved directly below the mold groove 209, then the telescopic rod 204 is started, the telescopic rod 204 drives the placing plate 205 to move upwards, after the placing plate 205 moves upwards, the butterfly valve 208 can be driven into the mold groove 209, the required sealing ring is placed in the butterfly valve 208, then the plurality of hydraulic cylinders 201 are started at the same time, the plurality of hydraulic cylinders 201 drive the top plate 202 to move downwards, after the top plate 202 moves downwards, the plurality of molds 203 can be driven to move downwards, and pressure is uniformly applied to the rubber ring and the butterfly valve 208.

[0028] Compared with the related art, the butterfly valve sealing ring vulcanization mold has the following beneficial effects:

[0029] The utility model provides a butterfly valve sealing ring vulcanization mould, when needing to use this vulcanization mould, first need the butterfly valve sleeve on the positioning rod 206, under the action of the limiting ring 207, limiting ring 207 can limit the butterfly valve 208, ensure that the butterfly valve 208 is at accurate position, after placing the butterfly valve 208, start drive motor 104 again, drive motor 104 drives screw rod 106 to rotate, and screw rod 106 rotates and drives moving block 107 to move, and moving block 107 moves and drives moving plate 108 to move to the just below mould groove 209, the accurate movement of moving plate 108 to the just below mould groove 209 can ensure that the butterfly valve 208 can be adapted to mould groove 209, make rubber ring accurately adhere to the sealing surface of butterfly valve, form high quality sealing structure.

[0030] After moving the butterfly valve 208 to the just below mould groove 209, start telescopic rod 204 again, and telescopic rod 204 drives placing plate 205 to move upwards, and placing plate 205 moves upwards and can drive butterfly valve 208 to enter mould groove 209, then place the required sealing ring in butterfly valve 208, then simultaneously start several hydraulic cylinders 201, and several hydraulic cylinders 201 drive top plate 202 to move downwards, and top plate 202 moves downwards and can drive several moulds 203 to move downwards, and several moulds 203 move downwards and uniformly apply pressure to rubber ring and butterfly valve 208, and the uniform pressure can make rubber material flow and crosslink uniformly in the mould, avoid uneven vulcanization phenomenon caused by excessive or insufficient local pressure, and the uniform pressure can ensure that the physical properties of the entire sealing ring remain consistent, thereby improving product quality.

[0031] Finally, it should be noted that: the above described 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. that is made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A butterfly valve sealing ring vulcanization mold, comprising a bottom plate (101), wherein a feeding mechanism (1) and a vulcanization mechanism (2) are arranged on the bottom plate (101), characterized in that: The side wall of the bottom plate (101) is fixedly connected with two support plates (102), the side close to each other of the two support plates (102) is fixedly connected with a rectangular plate (103), the side wall of the bottom plate (101) is fixedly connected with a driving motor (104), the top of the bottom plate (101) is provided with a movable groove (105), the inner wall of the movable groove (105) is rotatably connected with a threaded rod (106), the threaded rod (106) extends to the outside of the bottom plate (101) and is fixedly connected with the output shaft of the driving motor (104); The feeding mechanism (1) further comprises a moving block (107) threadedly connected to the outer wall of the threaded rod (106), and the top of the moving block (107) is fixedly connected with a moving plate (108); The vulcanizing mechanism (2) further comprises two telescopic rods (204) fixedly connected to the top of the moving plate (108), and the ends, away from the moving plate (108), of the two telescopic rods (204) are fixedly connected with a placing plate (205); The vulcanizing mechanism (2) further comprises a plurality of positioning rods (206) fixedly connected to the top of the placing plate (205), and the top of the placing plate (205) is fixedly connected with a plurality of limiting rings (207).

2. The butterfly valve seal ring vulcanization mold of claim 1, wherein: The vulcanizing mechanism (2) further comprises a plurality of hydraulic cylinders (201) fixedly connected to the top of the rectangular plate (103), and the ends, away from the rectangular plate (103), of the plurality of hydraulic cylinders (201) are fixedly connected with a top plate (202), and the bottom of the top plate (202) is fixedly connected with a plurality of molds (203).

3. The butterfly valve seal ring vulcanization mold of claim 1, wherein: The vulcanizing mechanism (2) further comprises a plurality of butterfly valves (208) respectively and slidably connected to the outer walls of the plurality of positioning rods (206), and the outer walls of the plurality of butterfly valves (208) are respectively in contact with the plurality of limiting rings (207).

Images