Gas cylinder plug dismounting and mounting device

Abstract

The utility model relates to the technical field of gas container connection, in particular to a gas cylinder plug disassembling and assembling device which comprises a plug disassembling and assembling base, a plug moving mechanism and a plug rotating mechanism, the plug rotating mechanism is arranged on the plug moving mechanism in a sliding mode, the sliding direction is parallel to the axial direction of a plug, and the plug rotating mechanism comprises a plug connecting base. The plug connecting seat is provided with a plug connecting hole, the shape of the inner circumferential surface of the plug connecting hole is consistent with that of the outer circumferential surface of the plug, when the plug is inserted into the plug connecting hole, the plug connecting seat and the plug rotate synchronously, and the plug connecting seat rotates around the central axis of the plug connecting seat. The position and the distance of the gas cylinder plug are detected through the plug dismounting and mounting sensor, the plug connecting base moves relative to the gas cylinder, the rotary transmission mechanism, the plug connecting base and the plug are driven to rotate through the first rotating mechanism, the gas cylinder plug is mounted and dismounted, and traditional manual dismounting and mounting operation of the plug is replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas container connection technical field especially a gas cylinder plug dismounting device. BACKGROUND

[0002] The gas cylinder is a kind of container for storing gas.In the semiconductor process industry, chip production will use a large number of special gases in several hundred processes.These special gases need to be stored in gas cylinders, and most of them are flammable, explosive, toxic and corrosive gases.In order to safely transport and use these dangerous gases, semiconductor factories will install electronic special gas systems, equipped with electronic special gas cabinets GC, gas distribution boxes VMB, special gas leakage monitoring alarms and other special equipment.

[0003] However, the current use scenario is manual replacement of special gas cylinders, and these special gases are flammable, explosive, toxic and corrosive, so there is a risk in manual replacement operation, especially in the installation and removal of the plug of the gas cylinder, which has a high risk, and there is also a risk of wrong gas cylinder type, gas leakage, etc. INVENTION CONTENTS

[0004] The utility model aims at solving the above-mentioned problem, and provides a gas cylinder plug dismounting device, which adopts the following technical scheme:

[0005] A gas cylinder plug dismounting device, comprising a plug dismounting base, a plug moving mechanism and a plug rotating structure, the plug dismounting base is fixedly arranged opposite to the gas cylinder, the plug moving mechanism is fixedly installed on the plug dismounting base, and the plug rotating mechanism is slidably arranged on the plug moving mechanism, and the sliding direction is parallel to the plug axis, the plug rotating mechanism comprises a plug connecting seat, the plug connecting seat is provided with a plug connecting hole on the side facing the plug, the inner peripheral surface shape of the plug connecting hole is consistent with the outer peripheral surface shape of the plug, when the plug is inserted into the plug connecting hole, the plug connecting seat rotates synchronously with the plug, the center axis of the plug connecting seat is arranged in line with the center axis of the plug, and the plug connecting seat rotates around the center axis.

[0006] On the basis of the above-mentioned scheme, the plug moving mechanism is provided with a connecting position and a dismounting position, the connecting position is located on the side close to the gas cylinder, and the dismounting position is located on the side away from the gas cylinder; when the plug rotating mechanism is located at the connecting position, the plug connecting seat is sleeved outside the plug on the gas cylinder; when the plug rotating mechanism is located at the dismounting position, the plug connecting seat is separated from the plug on the gas cylinder, or the plug connecting seat carries the plug and separates from the gas cylinder.

[0007] Preferably, the plug moving mechanism comprises a second linear motor, a second sliding rail and a second sliding table, the second sliding rail is fixedly installed on the plug dismounting base and extends along the plug axial direction, the second linear motor drives the second sliding table to move on the second sliding rail, and the plug rotating mechanism is fixedly installed on the second sliding table.

[0008] Preferably, the plug rotating mechanism further comprises a second rotating motor and a rotating transmission mechanism, and the second rotating motor drives the plug connecting seat to rotate through the rotating transmission mechanism.

[0009] Preferably, the plug dismounting sensor is arranged towards the gas cylinder side and detects the position of the plug mounting position on the gas cylinder and the distance from the plug mounting position, and the plug dismounting sensor is in communication connection with the plug moving mechanism and the plug rotating mechanism.

[0010] Preferably, the plug rotating mechanism further comprises a rotating sleeve, the rotating transmission mechanism drives the rotating sleeve to rotate, the plug connecting seat is arranged in the rotating sleeve and rotates synchronously with the rotating sleeve, and the plug connecting seat can move axially relative to the rotating sleeve.

[0011] On the basis of the above scheme, the rotating sleeve is provided with a limiting groove extending along the axial direction of the rotating sleeve, the part of the plug connecting seat in the rotating sleeve protrudes radially outward to form a limiting block, the limiting block is clamped in the limiting groove, and the limiting block can slide in the limiting groove along the axial direction of the rotating sleeve.

[0012] Preferably, the plug connecting hole is a regular polygon in section.

[0013] Preferably, the plug dismounting base is provided with a mounting hole.

[0014] Preferably, the second sliding rail is fixedly connected with a second limiting block at two ends, and the second sliding table moves between the two second limiting blocks.

[0015] The plug dismounting sensor detects the position and distance of the gas cylinder plug, moves the plug connecting seat relative to the gas cylinder, ensures that the plug connecting seat is matched with the gas cylinder, rotates the rotating transmission mechanism, the plug connecting seat and the plug through the second rotating mechanism, completes the installation and dismounting process of the gas cylinder plug, replaces the traditional manual plug dismounting operation, reduces the human operation risk, and provides protection for the personal safety of the operator. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The utility model discloses a structure schematic diagram.

[0017] Figure 2 The utility model discloses an adapting gas cylinder structure schematic diagram. DETAILED DESCRIPTION

[0018] The utility model will be further described below in connection with the drawings and examples:

[0019] In the utility model, unless otherwise expressly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixed connection, or it can be detachable connection, or it can be integrated; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0020] In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "length", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "second" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "second" and "second" can be explicitly or implicitly included one or more features. In the description of the utility model, unless otherwise stated, the meaning of "multiple" is two or more.

[0021] In the utility model, unless otherwise expressly specified and limited, the second feature "above" or "below" the second feature can include the direct contact between the second and second features, or can include the contact between the second and second features through another feature between them. Moreover, the second feature "above", "above" and "above" the second feature includes the second feature directly above and obliquely above the second feature, or only indicates that the horizontal height of the second feature is higher than that of the second feature. The second feature "below", "below" and "below" the second feature includes the second feature directly below and obliquely below the second feature, or only indicates that the horizontal height of the second feature is less than that of the second feature.

[0022] The gas cylinder structure adapted to the scheme is shown in Figure 2 The plug connection position is provided on the upper part of the gas cylinder 20, the plug 201 is connected at the plug connection position, and the plug 201 is threadedly connected with the plug connection position.

[0023] As shown in Figure 1As shown, a gas cylinder plug dismounting device includes a plug dismounting base 71, a plug moving mechanism and a plug rotating mechanism. The plug dismounting base 71 is fixedly arranged opposite to the gas cylinder 20, and a mounting hole is arranged on the plug dismounting base 71 to fix and connect the plug dismounting base 71.

[0024] The plug moving mechanism is fixedly installed on the plug dismounting base 71, and the plug rotating mechanism is slidably arranged on the plug moving mechanism and parallel to the axial direction of the plug 201. The plug rotating mechanism includes a plug connecting seat 735, and a plug connecting hole is arranged on the side of the plug connecting seat 735 facing the plug 201. The inner peripheral surface shape of the plug connecting hole is consistent with the outer peripheral surface shape of the plug 201. When the plug 201 is inserted into the plug connecting hole, the plug connecting seat 735 rotates synchronously with the plug 201. The plug connecting seat 735 is arranged in line with the central axis of the plug 201 and rotates around the central axis. Preferably, the cross section of the plug connecting hole is a regular polygon, which can be a regular hexagon.

[0025] The plug moving mechanism is provided with a connecting position and a dismounting position. The connecting position is located close to the gas cylinder 20, and the dismounting position is located away from the gas cylinder 20. When the plug rotating mechanism is located at the connecting position, the plug connecting seat 735 is sleeved outside the plug 201 on the gas cylinder 20. When the plug rotating mechanism is located at the dismounting position, the plug connecting seat 735 is separated from the plug 201 on the gas cylinder 20, or the plug connecting seat 735 is separated from the gas cylinder 20 together with the plug 201.

[0026] When the plug 201 is mounted, the plug 201 is placed in the plug connecting seat 735. The plug connecting seat 735 drives the plug 201 to move along the axial direction of the plug 201 from the dismounting position to the connecting position. The plug rotating mechanism drives the plug connecting seat 735 and the plug 201 to rotate. At the same time, the plug moving mechanism drives the plug connecting seat 735 to gradually approach the gas cylinder 20 until the plug 201 is mounted on the gas cylinder 20. When the plug 201 is dismounted, the plug connecting seat 735 is moved from the dismounting position to the connecting position and is sleeved outside the plug 201. The plug rotating mechanism drives the plug connecting seat 735 and the plug 201 to rotate. At the same time, the plug moving mechanism drives the plug connecting seat 735 to gradually move away from the gas cylinder 20 until the plug 201 is separated from the gas cylinder 20. The plug connecting seat 735 drives the plug 201 to move to the dismounting position, and the dismounting of the plug 201 is completed.

[0027] Preferably, a plug dismounting sensor 74 is further included, which is arranged towards the side of the gas cylinder 20 and detects the position of the plug mounting position on the gas cylinder 20 and the distance from the plug mounting position, and is in communication connection with the plug moving mechanism and the plug rotating mechanism. When the plug 201 is dismounted, the plug dismounting sensor 74 is used to identify whether the gas cylinder 20 is present or not, and to judge the distance between the plug connecting seat 735 and the plug mounting position, and after the judgment is completed, the mounting or dismounting action is performed.

[0028] Preferably, the plug moving mechanism includes a second linear motor 721, a second sliding rail 722 and a second sliding table 724, the second sliding rail 722 is fixedly installed on the plug dismounting base 71, and the second sliding rail 722 extends along the axial direction of the plug 201, the second linear motor 721 drives the second sliding table 724 to move on the second sliding rail 722, and the plug rotating mechanism is fixedly installed on the second sliding table 724. The second sliding rail 722 is fixedly connected with second limit blocks 723 at both ends, and the second sliding table 724 moves between the two second limit blocks 723.

[0029] The plug rotating mechanism further includes a second fixed seat 734, which is fixedly connected to the second sliding table 724, and further includes a second rotating motor 731 and a rotating transmission mechanism 732, the second rotating motor 731 drives the plug connecting seat 735 to rotate through the rotating transmission mechanism 732, and the plug connecting seat 735 is rotatably installed on the second fixed seat 734.

[0030] The plug rotating mechanism further includes a rotating sleeve 734, the rotating transmission mechanism 732 drives the rotating sleeve 734 to rotate, the plug connecting seat 735 is arranged in the rotating sleeve 734 and rotates synchronously with the rotating sleeve 734, and the plug connecting seat 735 can move axially relative to the rotating sleeve 734. The rotating sleeve 734 is provided with a limiting groove 736 extending axially along the rotating sleeve 734, and the part of the plug connecting seat 735 in the rotating sleeve 734 protrudes radially outward to form a limiting block 737, the limiting block 737 is clamped in the limiting groove 736, and the limiting block 737 can slide axially in the limiting groove 736 along the rotating sleeve 734, thereby preventing the plug connecting seat 735 from falling off the rotating sleeve 734.

[0031] The utility model is described above by way of example, but the utility model is not limited to the above specific embodiments, and any modification or change based on the utility model belongs to the scope of protection required by the utility model.

Claims

1. A cylinder head dismounting device, characterized in that, The plug dismounting base (71) is fixedly arranged opposite to the gas cylinder (20), the plug moving mechanism is fixedly installed on the plug dismounting base (71), the plug rotating mechanism is slidably arranged on the plug moving mechanism, and the sliding direction is parallel to the axial direction of the plug (201), the plug rotating mechanism comprises a plug connecting seat (735), a plug connecting hole is arranged on the side of the plug connecting seat (735) facing the plug (201), the inner peripheral surface shape of the plug connecting hole is consistent with the outer peripheral surface shape of the plug (201), when the plug (201) is inserted into the plug connecting hole, the plug connecting seat (735) rotates synchronously with the plug (201), the center axis of the plug connecting seat (735) is arranged in line with the center axis of the plug (201), and the plug connecting seat (735) rotates around the center axis.

2. The gas cylinder cap dismounting device according to claim 1, characterized in that, The plug moving mechanism is provided with a connecting position and a dismounting position, the connecting position is located on the side close to the gas cylinder (20), the dismounting position is located on the side away from the gas cylinder (20), when the plug rotating mechanism is located at the connecting position, the plug connecting seat (735) is sleeved outside the plug (201) on the gas cylinder (20), when the plug rotating mechanism is located at the dismounting position, the plug connecting seat (735) is separated from the plug (201) on the gas cylinder (20), or the plug connecting seat (735) carries the plug (201) and is separated from the gas cylinder (20).

3. The device according to claim 1, wherein the device is characterized by: The plug moving mechanism comprises a second linear motor (721), a second sliding rail (722) and a second sliding table (724), the second sliding rail (722) is fixedly installed on the plug dismounting base (71), and the second sliding rail (722) extends in the axial direction of the plug (201), the second linear motor (721) drives the second sliding table (724) to move on the second sliding rail (722), and the plug rotating mechanism is fixedly installed on the second sliding table (724).

4. The gas cylinder cap dismounting device according to claim 1, characterized in that, The plug rotating mechanism further comprises a second rotating motor (731) and a rotating transmission mechanism (732), the second rotating motor (731) drives the plug connecting seat (735) to rotate through the rotating transmission mechanism (732).

5. The gas cylinder cap dismounting device according to claim 1, characterized in that, The plug dismounting sensor (74) is arranged on the side facing the gas cylinder (20) and detects the position of the plug mounting position on the gas cylinder (20) and the distance from the plug mounting position, and the plug dismounting sensor (74) is in communication connection with the plug moving mechanism and the plug rotating mechanism.

6. The gas cylinder cap dismounting device according to claim 4, characterized in that The plug rotating mechanism further comprises a rotating sleeve (734), the rotating transmission mechanism (732) drives the rotating sleeve (734) to rotate, the plug connecting seat (735) is arranged in the rotating sleeve (734) and rotates synchronously with the rotating sleeve (734), and the plug connecting seat (735) can move axially relative to the rotating sleeve (734).

7. The gas cylinder cap dismounting device according to claim 6, characterized in that The rotation sleeve (734) is provided with a limiting groove (736) extending axially along the rotation sleeve (734), and the part of the plug connecting seat (735) in the rotation sleeve (734) protrudes radially outward to form a limiting block (737) which is clamped in the limiting groove (736) and can slide axially along the rotation sleeve (734) in the limiting groove (736).

8. The gas cylinder cap dismounting device according to claim 1, characterized in that, The plug connecting hole is a regular polygon in section.

9. The gas cylinder cap dismounting device according to claim 1, characterized in that, The plug dismounting base (71) is provided with a mounting hole.

10. The gas cylinder cap dismounting device according to claim 3, characterized in that, The second slide rail (722) is fixedly connected with second limiting blocks (723) at both ends, and the second slide table (724) moves between the two second limiting blocks (723).

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