CN211477511U - A ball valve gas measurement tool - Google Patents

Abstract

The utility model relates to a ball valve gas measurement tool, comprising a base plate, a sealing head, a ball valve positioning tool for gas measurement, a push cylinder for handle rotation, a handle clamping plate and a handle clamping plate mounting seat; the sealing head is installed above the base plate; The ball valve positioning tool is used to locate the ball valve to be measured, and it is movably installed on the base plate; the handle rotation is horizontally set with a push cylinder and installed on the base plate; the handle card plate mounting seat is installed on the base plate, and the handle card plate passes through a The rotating shaft is installed on the handle card board mounting seat, the end of the rotating shaft is installed with a gear, the handle is rotated with a push cylinder connected with a rack, and the rack is meshed with the gear; when performing gas measurement, the ball valve positioning tool for gas measurement is moved to the seal. Below the head, the handle of the ball valve is matched with the handle card plate, and the handle rotation push cylinder drives the handle card plate to drive the ball valve handle to rotate through the rack and pinion transmission. The gas measurement tooling has a reasonable structure, simple design, convenient operation, high degree of automation and high detection efficiency.

Description

A ball valve gas measurement tool

technical field

The utility model relates to the field of ball valve assembly equipment, in particular to a ball valve gas measuring tool.

Background technique

Ball valves are widely used in petroleum refining, long-distance pipelines, chemical industry, papermaking, pharmaceuticals, water conservancy, electric power, municipal administration, steel and other industries, and occupy a pivotal position in the national economy. After the ball valve is assembled, the air tightness test should be carried out to determine whether the ball valve is a qualified product. Ball valve air tightness testing is an important step in the ball valve assembly and production process.

At present, in the process of ball valve gas measurement, it is necessary to design a corresponding actuator to rotate the ball valve handle, so that the handle can be rotated at different angles to judge the air tightness of both ends of the ball valve. The actuator structure in the existing ball valve gas test fixture is complex in structure and inconvenient to use, so it is necessary to improve and optimize it.

Utility model content

The purpose of the utility model is to overcome the above-mentioned deficiencies in the prior art, and to provide a ball valve gas measuring tool with reasonable structure design and convenient operation.

The technical scheme adopted by the utility model to solve the above problems is: a ball valve gas measuring tool, including a bottom plate and a sealing head, and is characterized in that: it also includes a ball valve positioning tool for gas measuring, a push cylinder for handle rotation, a handle card plate and a handle Card mounting seat; the sealing head is installed above the bottom plate, which is driven by a vertically arranged downward pressure cylinder; the ball valve positioning tool for gas measurement is used for positioning the ball valve to be measured, and it is movably installed on the bottom plate The handle rotation cylinder is horizontally arranged and installed on the bottom plate; the handle card plate mounting seat is installed on the bottom plate, and the handle card plate is installed on the handle card plate mounting seat through a rotating shaft, and the end of the rotating shaft is installed on the handle card plate mounting seat. A gear is installed on the upper part of the handle, and a rack is connected to the push cylinder for rotation of the handle, and the rack is meshed with the gear; when the gas measurement is performed, the ball valve positioning tool for gas measurement is moved to the bottom of the sealing head, and the ball valve handle and the handle card plate Matching, the handle rotation push cylinder drives the handle card plate to drive the ball valve handle to rotate through the rack and pinion transmission.

Preferably, the lowering cylinder is mounted on a cylinder bracket, and the cylinder bracket is mounted on the bottom plate.

Preferably, the ball valve positioning tool for gas measurement includes a ball valve positioning fixture and a fixture base; the ball valve positioning fixture is installed on the fixture base through a quick-change handle, two sliding blocks are installed under the fixture base, and the bottom plate is The upper part is provided with two guide rails matched with the two sliding blocks; the bottom of the fixture base is provided with an air cavity and an air hole interface, and the air hole interface is communicated with the air cavity.

Preferably, the ball valve gas measuring tool also includes a push cylinder for moving the ball valve positioning tool. The push cylinder for moving the ball valve positioning tool is a magnetic couple cylinder, which is connected to the fixture base and drives the fixture base to move along the guide rail.

Preferably, hydraulic buffers are respectively installed on both ends of each guide rail, and when the clamp base moves to both ends along the guide rail, the hydraulic buffer is in contact with the clamp base.

Preferably, the handle card plate mounting seat, the push cylinder for handle rotation and the rack are installed on a platform, wherein the handle card plate mounting seat and the handle rotation are fixedly arranged with a push cylinder, the rack is movably arranged, and the platform Installed on the bottom plate; the rack is located between the handle card plate mounting seat and the push cylinder for handle rotation, the rack is arranged in parallel with the push cylinder for handle rotation, and one end of the rack is connected to the cylinder rod end of the push cylinder for handle rotation The parts are connected together by a connecting plate.

Preferably, a limit cylinder is installed on one side of the platform for limiting the rotation of the handle clip, so that the handle clip is detached from the ball valve handle when the handle clip rotates to this position; the limit cylinder is arranged vertically, and its A limit baffle is installed at the end, and the limit cylinder drives the limit baffle to extend upward to block the connecting plate, thereby restricting the movement of the rack.

Preferably, a sensor is also installed on the bottom plate, and the sensor is installed on a sensor bracket. After the gas measurement of the ball valve on the ball valve positioning tool for gas measurement is completed, the ball valve positioning tool for gas measurement is moved to the ball valve loading and unloading station. , the sensor is located at the loading and unloading station of the ball valve.

Preferably, the handle card board has a card handle slot.

When the ball valve gas measuring tool of the utility model is in use, a robot is used for loading and unloading, the positioning tool for gas measuring is located at the loading and unloading station of the ball valve, the sensor notifies the robot to load, and the ball valve to be detected is installed on the positioning tool for gas measuring. Then, the ball valve positioning tool is moved with a push cylinder to drive the ball valve positioning tool for gas measurement to move to the position below the sealing head. At this time, the ball valve handle is located in the handle groove of the handle card, but not on both sides of the handle groove. The groove wall is in contact; then the cylinder is pressed down to drive the sealing head down, the sealing head presses down one end of the ball valve, and connects the air hole interface at the bottom of the fixture base with the gas measuring instrument; then the handle is rotated and the push cylinder is driven by the rack and pinion Drive the handle card plate to drive the ball valve handle to rotate, and detect the air tightness of the ball valve by rotating different angles. After the detection, the limit cylinder drives the limit baffle plate to extend upward to block the connecting plate, thereby restricting the movement of the rack. At this time, the handle The card plate is rotated to the initial position, and the ball valve handle is located in the card handle groove of the handle card plate, but does not contact the groove walls on both sides of the card handle groove, which is convenient to move the ball valve positioning tool for gas measurement to one side to the ball valve loading and unloading process At the end, the robot will detect the finished ball valve blanking. For specific gas measurement instruments and gas measurement principles, reference may be made to the prior art.

Compared with the prior art, the utility model has the following advantages and effects: the gas measurement tooling has reasonable and simple structure design, convenient operation, high degree of automation and high detection efficiency; the ball valve positioning fixture is installed on the fixture base through a quick-change handle , By replacing the ball valve positioning fixture, the gas measurement tool can be made suitable for a variety of ball valves.

Description of drawings

In order to illustrate the specific embodiments of the present invention or the solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained from these drawings without creative work.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention.

Description of reference numerals: base plate 101, sealing head 102, push cylinder 104 for handle rotation, handle clip 105, handle clip mounting seat 106, pressing cylinder 107, cylinder bracket 108, rotating shaft 109, rack 110, ball valve positioning tool Moving push cylinder 111, guide rail 112, hydraulic buffer 113, platform 114, connecting plate 115, limit cylinder 116, limit baffle 117, sensor 118, sensor bracket 119, ball valve positioning tool for gas measurement 103, ball valve positioning fixture 1031 , a fixture base 1032 , and a quick-change handle 1033 .

Detailed ways

The present utility model will be further described in detail below with reference to the accompanying drawings and the embodiments. The following embodiments are the explanations of the present utility model and the present utility model is not limited to the following embodiments.

Example.

See Figure 1.

This embodiment discloses a ball valve gas measurement tool, including a base plate 101, a sealing head 102, a ball valve positioning tool 103 for gas measurement, a push cylinder 104 for handle rotation, a handle clip 105, a handle clip mounting seat 106 and a ball valve positioning The push cylinder 111 for tool movement.

The sealing head 102 is installed above the bottom plate 101 , which is driven by a vertically arranged pressing cylinder 107 ;

The ball valve positioning tool 103 for gas measurement is used for positioning the ball valve to be measured, and it is movably installed on the bottom plate 101; specifically, the ball valve positioning tool 103 for gas measurement includes a ball valve positioning fixture 1031 and a fixture base 1032; the ball valve positioning The fixture 1031 is installed on the fixture base 1032 through a quick-change handle 1033, and the ball valve positioning fixture 1031 can be replaced by unplugging the quick-change handle 1033, so that the gas measuring tool is suitable for various types of ball valves.

The bottom of the fixture base 1032 is installed with two sliders, and the bottom plate 101 is provided with two guide rails 112 matched with the two sliders; the bottom of the fixture base 1032 is provided with an air cavity and an air hole interface, and the air hole interface is communicated with the air cavity. The push cylinder 111 used for the movement of the ball valve positioning tool is a magnetic couple cylinder, which is connected with the fixture base 1032 and drives the fixture base 1032 to move along the guide rail 112 . Hydraulic buffers 113 are respectively installed at both ends of each guide rail 112. When the clamp base 1032 moves to both ends along the guide rail 112, the hydraulic buffer 113 contacts the clamp base 1032, and the hydraulic buffer 113 can detect gas Using the ball valve positioning tool 103 to stop the movement plays a certain role in buffering and shock absorption.

The push cylinder 104 for handle rotation is horizontally arranged and mounted on the bottom plate 101 . The handle card board mounting seat 106 is mounted on the bottom plate 101 . The handle card board 105 has a card handle slot, and is installed on the handle card board mounting seat 106 through a rotating shaft 109. The end of the rotating shaft 109 is installed with a gear, and a push cylinder 104 for handle rotation is connected with a rack 110. Gear meshing connection; when performing gas measurement, the ball valve positioning tool 103 for gas measurement moves to the bottom of the sealing head 102, the ball valve handle cooperates with the handle card plate 105, and the handle rotation cylinder 104 drives the handle card plate 105 to drive the ball valve through rack and pinion transmission The handle turns.

Specifically, the handle card mounting seat 106, the handle rotation push cylinder 104 and the rack 110 are all installed on a platform 114, wherein the handle card mounting seat 106 and the handle rotation push cylinder 104 are fixedly arranged, and the rack 110 can be In the mobile setting, the platform 114 is installed on the bottom plate 101; the rack 110 is located between the handle card mounting seat 106 and the push cylinder 104 for handle rotation, the rack 110 is arranged in parallel with the push cylinder 104 for handle rotation, and one end of the rack 110 The end of the cylinder rod of the push cylinder 104 for handle rotation is connected together by a connecting plate 115 .

A limit cylinder 116 is installed on one side of the platform 114 to limit the rotation of the handle clip 105 and to make the handle clip 105 separate from the ball valve handle when the handle clip 105 rotates to this position; the limit cylinder 116 is arranged vertically, and its end The limiting baffle 117 is installed, and the limiting cylinder 116 drives the limiting baffle 117 to extend upward to block the connecting plate 115 , thereby restricting the movement of the rack 110 .

A sensor 118 is also installed on the bottom plate 101, and the sensor 118 is installed on a sensor bracket 119. After the gas measurement of the ball valve on the ball valve positioning tool 103 for gas measurement is completed, the ball valve positioning tool 103 for gas measurement is moved to the ball valve loading and unloading station. The sensor 118 is located at the loading and unloading station of the ball valve.

When the ball valve gas measurement tool is in use, the robot is used for loading and unloading. The ball valve positioning tool 103 for gas measurement is located at the ball valve loading and unloading station. The sensor 118 informs the robot to load the material, and the ball valve to be tested is installed on the gas measurement ball valve positioning tool. 103, and then the moving cylinder 111 of the ball valve positioning tool drives the ball valve positioning tool 103 for gas measurement to move to the position below the sealing head 102. At this time, the ball valve handle is located in the card handle groove of the handle card plate 105, but it is not connected with the card. The groove walls on both sides of the handle groove are in contact; then the cylinder 107 is pressed down to drive the sealing head 102 down, the sealing head 102 presses down one end of the ball valve, and connects the air hole interface at the bottom of the fixture base 1032 with the gas measuring instrument; then the handle The rotary push cylinder 104 drives the handle card plate 105 through the rack and pinion drive to drive the ball valve handle to rotate, and the air tightness of the ball valve is detected by rotating at different angles. Hold the connecting plate 115, thereby restricting the movement of the rack 110. At this time, the handle clamping plate 105 is rotated to the initial position, and the ball valve handle is located in the clamping handle groove of the handle clamping plate 105, but is not in contact with the groove walls on both sides of the clamping handle groove. It is convenient to move the ball valve positioning tool 103 for gas measurement to one side to the ball valve loading and unloading station, and finally, the robot will detect the completed ball valve cutting. For specific gas measurement instruments and gas measurement principles, reference may be made to the prior art.

In addition, it should be noted that the specific embodiments described in this specification may have different shapes and names of parts and components, and the above content described in this specification is only an example of the structure of the present invention. All equivalent changes or simple changes made according to the structure, features and principles of the patent concept of the present utility model are included in the protection scope of the present utility model patent. Those skilled in the art to which the present invention pertains can make various modifications or additions to the described specific embodiments or substitute in similar manners, as long as they do not deviate from the structure of the present invention or exceed those defined in the claims. All should belong to the protection scope of the present invention.

Claims (9)

1. The utility model provides a ball valve gas survey frock, includes bottom plate (101) and sealing head (102), its characterized in that: the pneumatic detection device also comprises a ball valve positioning tool (103) for gas measurement, a pushing cylinder (104) for handle rotation, a handle clamping plate (105) and a handle clamping plate mounting seat (106); the sealing head (102) is arranged above the bottom plate (101) and is driven by a vertically arranged pressing cylinder (107); the ball valve positioning tool (103) for gas measurement is used for positioning a ball valve to be gas measured and is movably arranged on the bottom plate (101); the handle is horizontally arranged by a pushing cylinder (104) for rotation and is arranged on the bottom plate (101); the handle clamping plate mounting seat (106) is mounted on the bottom plate (101), the handle clamping plate (105) is mounted on the handle clamping plate mounting seat (106) through a rotating shaft (109), a gear is mounted at the end of the rotating shaft (109), the handle is connected with a rack (110) through a pushing cylinder (104) for rotation, and the rack (110) is meshed with the gear; when gas measurement is carried out, a ball valve positioning tool (103) for gas measurement is moved to the lower portion of a sealing head (102), a ball valve handle is matched with a handle clamping plate (105), and the handle is rotated to drive the handle clamping plate (105) to rotate by a pushing cylinder (104) through gear and rack transmission.

2. The ball valve gas measuring tool according to claim 1, characterized in that: the down-pressure cylinder (107) is mounted on a cylinder support (108), and the cylinder support (108) is mounted on the bottom plate (101).

3. The ball valve gas measuring tool according to claim 1, characterized in that: the gas measurement ball valve positioning tool (103) comprises a ball valve positioning clamp (1031) and a clamp base (1032); the ball valve positioning clamp (1031) is installed on a clamp base (1032) through a quick-change handle (1033), two sliding blocks are installed below the clamp base (1032), and two guide rails (112) matched with the two sliding blocks are arranged on the bottom plate (101); the bottom of the clamp base (1032) is provided with an air cavity and an air hole interface, and the air hole interface is communicated with the air cavity.

4. The ball valve gas measuring tool according to claim 3, characterized in that: the ball valve gas measurement tool further comprises a ball valve positioning tool moving pushing cylinder (111), wherein the ball valve positioning tool moving pushing cylinder (111) selects a magnetic coupling type cylinder, is connected with a clamp base (1032), and drives the clamp base (1032) to move along a guide rail (112).

5. The ball valve gas measuring tool according to claim 3, characterized in that: hydraulic buffers (113) are installed at both ends of each guide rail (112), respectively, and the hydraulic buffers (113) are in contact with the jig base (1032) when the jig base (1032) moves to both ends along the guide rail (112).

6. The ball valve gas measuring tool according to claim 1, characterized in that: the handle clamping plate mounting seat (106), the handle rotating pushing cylinder (104) and the rack (110) are mounted on a platform (114), wherein the handle clamping plate mounting seat (106) and the handle rotating pushing cylinder (104) are fixedly arranged, the rack (110) is movably arranged, and the platform (114) is mounted on the bottom plate (101); the rack (110) is positioned between the handle clamping plate mounting seat (106) and the handle rotating pushing cylinder (104), the rack (110) and the handle rotating pushing cylinder (104) are arranged in parallel, and one end of the rack (110) is connected with the end part of the cylinder rod of the handle rotating pushing cylinder (104) through a connecting plate (115).

7. The ball valve gas measuring tool according to claim 6, characterized in that: a limiting cylinder (116) used for limiting the rotation of the handle clamping plate (105) and separating the handle clamping plate (105) from the ball valve handle when the handle clamping plate (105) rotates to the position is installed on one side of the platform (114); the limiting cylinder (116) is vertically arranged, a limiting baffle (117) is installed at the end of the limiting cylinder (116), the limiting cylinder (116) drives the limiting baffle (117) to extend upwards to block the connecting plate (115), and then the rack (110) is limited to move.

8. The ball valve gas measuring tool according to claim 1, characterized in that: still install sensor (118) on bottom plate (101), sensor (118) are installed on a sensor support (119), gas survey is accomplished with the ball valve gas survey on ball valve location frock (103), and gas survey is with ball valve location frock (103) removal to the last unloading station department of ball valve, sensor (118) are located ball valve and are gone up unloading station department.

9. The ball valve gas measuring tool according to claim 1, characterized in that: the handle snap-gauge (105) has a snap-in handle slot.

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