Low-pressure valve assembling equipment

Abstract

The utility model discloses low-pressure valve assembling equipment, which belongs to the technical field of valves and comprises a support, a slide rail and a hanging bracket, the slide rail is arranged on the surface of the support in a penetrating manner, the hanging bracket is mounted on one side of the support through a support, and a clamping component capable of mounting a sealing ring is arranged on one side of the bottom of the hanging bracket. A pressurizing assembly capable of tensioning the sealing ring after installation is arranged on the other side of the bottom of the hanging bracket. The double-end air cylinder is used for driving the clamping rods to contract, the two sides of the sealing ring are compressed and clamped, at the moment, the first electric telescopic rod stretches out, the mold column enters the valve body, the sealing rubber ring enters a sealing groove of the valve body, at the moment, the double-end air cylinder drives the clamping rods to return, and the first electric telescopic rod retracts; the tool frame is moved to the position below the pressurizing assembly, the second electric telescopic rod stretches out, the hollow column enters the valve body, then the air bag is inflated and expands, the sealing ring in the sealing groove is pressed, and the purpose of stably installing the inner sealing ring is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of valves, in particular to low-pressure valve assembly equipment. Background Art

[0002] During the production process of the valve, the valve body, valve core, valve cover, valve seat, etc. need to be assembled. At the same time, in order to ensure the sealing of the valve, there are various sealing rings inside the valve body;

[0003] In the process of assembling the valve, it is difficult to assemble the sealing ring, because the sealing ring is made of rubber. When installing, its outer diameter is generally larger than the inner diameter of the valve body. In view of this problem, improvements need to be made to solve the pressure on the staff;

[0004] Among them, after searching, it was found that there is an application number CN202121970887.9. A sealing ring installation tool includes a connecting seat and a guide connecting rod; the interior of the connecting seat is provided with a through compression hole, and the diameter of the compression hole gradually decreases from top to bottom; the minimum diameter of the compression hole is less than or equal to the diameter of the valve port; the top diameter of the compression hole is larger than the outer ring diameter of the sealing ring; the bottom of the guide connecting rod is provided with a pushing part, and the shape of the pushing part is the same as the shape of the compression hole; the diameter of the pushing part is larger than the inner ring diameter of the sealing ring. The sealing ring installation tool of this application relies on the extrusion action of the compression hole and the pushing part to make the sealing ring gradually shrink in the compression hole to a diameter less than or equal to the diameter of the valve port, and then is sleeved in the lip-shaped groove; among them, the shortcomings are as follows:

[0005] This device is suitable for installing external sealing rings, but it is rather cramped when used for installing sealing rings inside valve bodies. Therefore, it is necessary to improve the existing supporting structure and design a device suitable for installing internal sealing rings. At the same time, it is necessary to tighten the installed sealing rings. Utility Model Content

[0006] The purpose of the utility model is to provide low-pressure valve assembly equipment in order to solve the above-mentioned problems.

[0007] The technical solution adopted by the utility model is as follows: low-pressure valve assembly equipment, including a support, a slide rail and a hanger, the support surface is provided with a slide rail, one side of the support is installed with a hanger through a bracket, one side of the bottom of the hanger is provided with a clamping component for installing a sealing ring, and the other side of the bottom of the hanger is provided with a pressurizing component for tightening the sealing ring after installation, the top of the slide rail is movably connected with a tooling frame through a slider, and the top of the tooling frame is provided with a clamping mechanism for fixing the valve body;

[0008] The clamping assembly includes: a first electric telescopic rod, a hollow plate, a double-headed cylinder, a clamping rod, and a mold column. The bottom side of the hanger is connected to the hollow plate through the first electric telescopic rod, a double-headed cylinder is fixedly installed inside the hollow plate, a clamping rod is fixedly installed at the end of the double-headed cylinder, and a mold column is fixedly installed at the bottom of the outer part of the hollow plate;

[0009] The pressurizing component includes a second electric telescopic rod, a hollow column, and an airbag. The other side of the bottom of the hanger is equipped with a hollow column through the second electric telescopic rod, and the outside of the hollow column is covered with an airbag.

[0010] The clamping mechanism includes a limited slider, a movable clamping block, a spring, a sliding member, teeth, and a clamping head. The limited slider is symmetrically installed above the tooling frame. The inside of the limited slider is movably connected with the sliding member through a sliding groove. The sliding member is integrally provided with teeth above.

[0011] One side of the limiting slide block is movably connected with a moving block through a sliding groove, and the moving block and the limiting slide block are pushed out by a spring.

[0012] There are a plurality of teeth which are evenly arranged, and the movable block is movably engaged with the teeth. Both the movable block and the teeth are single-sided bevel teeth.

[0013] Wherein, a clamp is fixedly installed at the end of the sliding member, and the clamp is arranged in a semicircular ring shape.

[0014] Wherein, the hollow plate is symmetrically provided with an opening groove on one side facing the mold column, and the clamping rod extends out of the opening groove.

[0015] Wherein, two sides of the mold column are concavely arranged.

[0016] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0017] 1. In the utility model, a double-headed cylinder is used to drive the clamp rod to contract, and the two sides of the sealing ring are compressed and clamped. At this time, the first electric telescopic rod is extended, so that the mold column enters the interior of the valve body, and the sealing rubber ring enters the sealing groove of the valve body. At this time, the double-headed cylinder drives the clamp rod to return, and the first electric telescopic rod is retracted. Then, the tooling frame is moved to the bottom of the pressurizing component, and the second electric telescopic rod is extended, so that the hollow column enters the valve body, and then the airbag is inflated to press the sealing ring in the sealing groove, thereby achieving the purpose of stable installation of the inner sealing ring.

[0018] 2. In the utility model, the valve body is placed on the tooling frame and the sliding part is pushed. At this time, the movable clamping block does not engage with the teeth. A clamping head is fixedly installed on the end of the sliding part, and the clamping head is arranged in a semicircular ring shape. After the two clamping heads clamp the valve body, the movable clamping block and the teeth are in a one-way engaging state, so that the whole device can achieve the purpose of fixing the valve body when in use, and it is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall side structure of the utility model;

[0020] Figure 2 For the utility model Figure 1 A schematic diagram of the enlarged structure at point A;

[0021] Figure 3 This is a schematic diagram of the structure of the middle mold column of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the tooling frame in the utility model;

[0023] Figure 5 This is a schematic structural diagram of the second embodiment of the clamping mechanism in the utility model.

[0024] Markings in the figure: 1. Support; 101. Slide rail; 102. Hanger; 2. Tool rack; 201. Limiting slide block; 2011. Moving block; 2012. Spring; 202. Sliding part; 2021. Teeth; 203. Chuck; 3. First electric telescopic rod; 4. Hollow plate; 401. Double-headed cylinder; 402. Clamping rod; 5. Mold column; 6. Second electric telescopic rod; 7. Hollow column; 701. Air bag; 8. Screw. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the utility model:

[0027] Reference Figure 1-4 , low-pressure valve assembly equipment, including a support 1, a slide rail 101 and a hanger 102, the support 1 surface is provided with a slide rail 101, one side of the support 1 is installed with a hanger 102 through a bracket, one side of the bottom of the hanger 102 is provided with a clamping component for installing a sealing ring, and the other side of the bottom of the hanger 102 is provided with a pressurizing component for tightening the sealing ring after installation, the top of the slide rail 101 is movably connected with a tooling frame 2 through a slider, and the top of the tooling frame 2 is provided with a clamping mechanism for fixing the valve body;

[0028] The clamping assembly includes: a first electric telescopic rod 3, a hollow plate 4, a double-headed cylinder 401, a clamping rod 402, and a mold column 5. The bottom side of the hanger 102 is connected to the hollow plate 4 through the first electric telescopic rod 3. The double-headed cylinder 401 is fixedly installed inside the hollow plate 4, and the clamping rod 402 is fixedly installed at the end of the double-headed cylinder 401. The mold column 5 is fixedly installed on the bottom of the outer side of the hollow plate 4; the hollow plate 4 is symmetrically provided with open grooves on one side facing the mold column 5, and the clamping rod 402 extends out of the open groove. Since there is a distance scale on the mold column 5, the sealing rubber ring is put on the mold column 5, and grooves are provided on both sides of the mold column 5. At this time, the double-headed cylinder 401 drives the clamping rod 402 to contract, compressing and clamping both sides of the sealing ring. At this time, the first electric telescopic rod 3 is extended, so that the mold column 5 enters the inside of the valve body, and the sealing rubber ring enters the sealing groove of the valve body. At this time, the double-headed cylinder 401 drives the clamping rod 402 to return, and the first electric telescopic rod 3 is retracted.

[0029] The pressurizing component includes a second electric telescopic rod 6, a hollow column 7, and an airbag 701. The hollow column 7 is installed on the other side of the bottom of the hanger 102 through the second electric telescopic rod 6, and the outside of the hollow column 7 is covered with the airbag 701; the second electric telescopic rod 6 is extended to allow the hollow column 7 to enter the valve body, and then the airbag 701 is inflated to press the sealing ring in the sealing groove.

[0030] The clamping mechanism includes a limited slider 201, a movable clamping block 2011, a spring 2012, a sliding member 202, teeth 2021, and a clamping head 203. The limited slider 201 is symmetrically installed above the tooling frame 2. The inside of the limited slider 201 is movably connected to the sliding member 202 through a sliding groove. The teeth 2021 are integrally arranged above the sliding member 202.

[0031] A movable block 2011 is movably connected to one side of the limiting slider 201 through a sliding groove, and the movable block 2011 and the limiting slider 201 are pushed out by a spring 2012; there are a plurality of teeth 2021, which are evenly arranged, and the movable block 2011 and the teeth 2021 are movably engaged with each other. Both the movable block 2011 and the teeth 2021 are single-sided bevel teeth. The valve body is placed on the fixture frame 2, and the sliding member 202 is pushed. At this time, the movable block 2011 and the teeth 2021 do not bite, and a clamping head 203 is fixedly installed at the end of the sliding member 202, and the clamping head 203 is set in a semicircular ring shape. After the two clamping heads 203 clamp the valve body, the movable block 2011 and the teeth 2021 are in a one-way bite state;

[0032] When the sliding member 202 needs to be slid out, the movable block 2011 only needs to be pushed upward to enter the locking state.

[0033] Furthermore, a suction and exhaust air pump is installed above the hanger 102, and the exhaust and suction ends of the air pump are connected to the double-headed cylinder 401 and the hollow column 7 through pipes.

[0034] Embodiment 2:

[0035] Reference Figure 5 In addition to the clamping mechanism, a limited slider 201 is symmetrically installed above the tooling frame 2, and a sliding member 202 is movably connected to the inside of the limited slider 201 through a sliding groove, and a tooth 2021 is integrally provided above the sliding member 202. A movable block 2011 is movably connected to one side of the limited slider 201 through a sliding groove, and the movable block 2011 and the limited slider 201 are pushed out by a spring 2012. In addition to the embodiment, there is another embodiment:

[0036] The clamping mechanism includes a fixture frame 2, a sliding member 202, and a screw rod 8;

[0037] The tooling frame 2 is hollow, and a screw rod 8 is rotatably connected to the inside through a bearing, and one end of the screw rod 8 extends out of the tooling frame 2. A slide groove is provided on the surface of the tooling frame 2, and a sliding member 202 is connected to the inside of the slide groove through a slider, and the bottom of the sliding member 202 is engaged with the screw rod 8, and the thread opening on the screw rod 8 is reversely set from the middle;

[0038] This structure utilizes the rotation of the screw rod 8 to engage the sliding member 202 for movement. At the same time, due to the design of the reverse thread, the two sliding members 202 can move forward and backward at the same time. Compared with the first embodiment, it is more convenient to clamp the valve body and it is more labor-saving when removing the valve body.

[0039] Furthermore, when the fixture frame 2 moves to the two ends of the slide rail 101, the center point of the fixture frame 2 is aligned with the center point of the clamping assembly and the pressurizing assembly.

[0040] Working principle: First, place the valve body on the fixture frame 2 and push the sliding member 202. At this time, the moving block 2011 does not bite with the teeth 2021. The end of the sliding member 202 is fixedly installed with a clamp head 203, and the clamp head 203 is set in a semicircular ring shape. After the two clamp heads 203 clamp the valve body, the moving block 2011 and the teeth 2021 are in a one-way bite state. When the sliding member 202 needs to slide out, it only needs to push the moving block 2011 upward to contact the clamping state. Then, since there is a distance scale on the mold column 5, the sealing rubber ring is put on the mold column 5. On the column 5, grooves are set on both sides of the mold column 5. At this time, the double-headed cylinder 401 drives the clamping rod 402 to contract, compressing and clamping both sides of the sealing ring. At this time, the first electric telescopic rod 3 is extended, so that the mold column 5 enters the interior of the valve body, and the sealing rubber ring enters the sealing groove of the valve body. At this time, the double-headed cylinder 401 drives the clamping rod 402 to return, and the first electric telescopic rod 3 is retracted. Then, the tooling frame 2 is moved to the bottom of the pressurizing component, and the second electric telescopic rod 6 is extended, so that the hollow column 7 enters the valve body, and then the airbag 701 is inflated to press the sealing ring in the sealing groove.

[0041] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A low-pressure valve assembly device, comprising a support (1), a slide rail (101) and a hanger (102), wherein the support (1) is provided with a slide rail (101) extending through the surface thereof, and the hanger (102) is installed on one side of the support (1) via a bracket, wherein: A clamping assembly capable of installing a sealing ring is disposed on one side of the bottom of the hanger (102), and a pressurizing assembly capable of tightening the sealing ring after installation is disposed on the other side of the bottom of the hanger (102). A tooling frame (2) is movably connected to the top of the slide rail (101) via a slider, and a clamping mechanism capable of fixing the valve body is disposed on the top of the tooling frame (2); The clamping assembly comprises: a first electric telescopic rod (3), a hollow plate (4), a double-headed cylinder (401), a clamping rod (402), and a mold column (5); one side of the bottom of the hanger (102) is connected to the hollow plate (4) via the first electric telescopic rod (3); a double-headed cylinder (401) is fixedly installed inside the hollow plate (4); a clamping rod (402) is fixedly installed at the end of the double-headed cylinder (401); and a mold column (5) is fixedly installed at the bottom of the outside of the hollow plate (4); The pressurizing component comprises a second electric telescopic rod (6), a hollow column (7), and an airbag (701); the other side of the bottom of the hanger (102) is provided with a hollow column (7) via the second electric telescopic rod (6); the outside of the hollow column (7) is covered with the airbag (701).

2. The low-pressure valve assembly equipment according to claim 1, characterized in that: The clamping mechanism comprises a limiting slider (201), a movable clamping block (2011), a spring (2012), a sliding member (202), teeth (2021), and a clamping head (203); the limiting slider (201) is symmetrically mounted above the tooling frame (2); the inside of the limiting slider (201) is movably connected to the sliding member (202) via a sliding groove; and teeth (2021) are integrally arranged above the sliding member (202); One side of the limiting slide block (201) is movably connected to a moving block (2011) via a sliding groove, and the moving block (2011) and the limiting slide block (201) are pushed out via a spring (2012).

3. The low-pressure valve assembly equipment according to claim 2, characterized in that: The teeth (2021) are in a plurality and are evenly arranged, and the movable block (211) is movably engaged with the teeth (2021).

4. The low-pressure valve assembly equipment according to claim 2, characterized in that: A clamping head (203) is fixedly mounted on the end of the sliding member (202), and the clamping head (203) is arranged in a semicircular ring shape.

5. The low-pressure valve assembly equipment according to claim 1, characterized in that: The hollow plate (4) is symmetrically provided with an open groove on one side facing the mold column (5), and the clamping rod (402) extends out of the open groove.

6. The low-pressure valve assembly equipment according to claim 1, characterized in that: Both sides of the mold column (5) are recessed.

7. The low-pressure valve assembly equipment according to claim 2, characterized in that: The movable block (211) and the teeth (221) are both single-sided bevel teeth.

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