CN116201948A - Automatic device and method for opening and closing valve of steel cylinder - Google Patents

Automatic device and method for opening and closing valve of steel cylinder Download PDF

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Publication number
CN116201948A
CN116201948A CN202310172299.8A CN202310172299A CN116201948A CN 116201948 A CN116201948 A CN 116201948A CN 202310172299 A CN202310172299 A CN 202310172299A CN 116201948 A CN116201948 A CN 116201948A
Authority
CN
China
Prior art keywords
valve
steel cylinder
steel
claw
profiling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310172299.8A
Other languages
Chinese (zh)
Inventor
张储桥
申永明
胡帅
王中彪
崔燚
李虹嶙
齐航
吕舜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Peric Special Gases Co Ltd
Original Assignee
Peric Special Gases Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Peric Special Gases Co Ltd filed Critical Peric Special Gases Co Ltd
Priority to CN202310172299.8A priority Critical patent/CN116201948A/en
Publication of CN116201948A publication Critical patent/CN116201948A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/08—Mounting arrangements for vessels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J9/00—Program-controlled manipulators
    • B25J9/02—Program-controlled manipulators characterised by movement of the arms, e.g. cartesian coordinate type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J9/00—Program-controlled manipulators
    • B25J9/08—Program-controlled manipulators characterised by modular constructions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
    • F17C13/023—Special adaptations of indicating, measuring, or monitoring equipment having the mass as the parameter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/04—Arrangement or mounting of valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0123—Mounting arrangements characterised by number of vessels
    • F17C2205/013—Two or more vessels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0323—Valves
    • F17C2205/0326—Valves electrically actuated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/04—Indicating or measuring of parameters as input values
    • F17C2250/0404—Parameters indicated or measured
    • F17C2250/0421—Mass or weight of the content of the vessel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Robotics (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The invention provides an automatic device and method for opening and closing a steel cylinder valve. According to the invention, the cantilever is controlled to slide to the position right above the steel bottle through the electric control cabinet, then the profiling claw under the cantilever is controlled to move downwards, the profiling claw clamps the valve of the steel bottle, the servo motor drives the profiling claw to rotate, and the valve of the steel bottle is opened or closed, so that automatic opening and closing of the valve of the steel bottle are realized, the filling efficiency of the steel bottle is improved, meanwhile, the abnormal phenomenon of valve opening and closing caused by the pneumatic valve in the prior art can be avoided, and safety accidents such as leakage, poisoning, fire disaster and explosion caused by the abnormal opening and closing of the pneumatic valve are avoided.

Description

Automatic device and method for opening and closing valve of steel cylinder
Technical Field
The invention belongs to the technical field of steel cylinder filling, and particularly relates to an automatic device and method for opening and closing a valve of a steel cylinder.
Background
In recent years, the electronic special gas industry has developed rapidly, and as packaging containers for electronic special gas, the use amount of filling steel cylinders of various specifications has increased sharply, so that the automation of the steel cylinder filling process is imperative. In the longitudinal gas filling process, the automatic production process can not be completed, mainly comprises two steps of steel cylinder valve switch and steel cylinder connector connection.
For steel cylinder valve opening and closing automation, the existing solution is to replace a steel cylinder valve with a pneumatic valve, so that automatic opening and closing is realized. However, in the practical application process, the pneumatic steel cylinder valve is limited by the use condition and cannot be widely used. In addition, because of the driving mode problem, the risk that the valve is opened and closed abnormally and the normal filling and gas supply are not carried out exists, and safety accidents such as leakage, poisoning, fire disaster, explosion and the like are easily caused.
Disclosure of Invention
The invention aims to solve the technical problems of the prior art, and provides an automatic device and method for opening and closing a steel cylinder valve.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a steel bottle valve switch automation equipment, its characterized in that, includes the guide rail, guide rail horizontal installation, slidable mounting has the cantilever on the guide rail, slidable mounting has the profile modeling hand claw on the cantilever, the profile modeling hand claw is used for accomplishing the switch of steel bottle valve, guide rail below fixed mounting has a plurality of clamping device, the centre gripping has the steel bottle on the clamping device, cantilever, profile modeling hand claw and clamping device electricity are connected to the automatically controlled cabinet.
The servo motor is arranged on the cantilever, the profiling claw is driven to rotate through the servo motor, torque of the steel bottle valve during screwing and angle of the steel bottle valve during unscrewing are guaranteed, an output shaft of the servo motor is connected with the profiling claw through a speed reducer, the speed reducer is used for expanding rated torque of the servo motor, final output torque is guaranteed, and the profiling claw is used for grasping a valve handle so as to screw or unscrew the valve.
The rotation torque of the profiling paw is 5-15 N.m, the rotatable angle of the profiling paw is-720 degrees, and the rotation speed of the profiling paw is 6-60 r/min.
The upper limit of the sliding travel of the profiling paw is 900mm, and the profiling paw can adapt to steel cylinders with different heights.
Preferably, the specification of the steel cylinders is 10L, 40L, 43L, 47L or 49L, the valves of the steel cylinders are five-claw type or eight-claw type, and the spacing of the clamping devices is 265-285 mm, so that the clamped steel cylinders keep proper spacing.
Preferably, one of the clamping devices located on the outer side further comprises two check blocks and a pneumatic device, the two check blocks move reversely, the pneumatic device is used for pushing the check blocks to clamp or loosen the steel cylinders, when the two check blocks are close to each other, the steel cylinders are clamped, when the two check blocks are far away from each other, the steel cylinders are loosened, and the moving stroke of the check blocks is 200mm.
The electric control cabinet is PLC controlled and is provided with a 485 communication interface, and can be connected with a DCS control system, so that a site and remote double control system is realized.
Preferably, the bottom end of the steel cylinder is provided with a weighing device, and when the profiling claw is in a loosening state, the weighing device weighs the steel cylinder, and the gas quantity in the steel cylinder is judged through the weight of the steel cylinder so as to be replaced in time.
The sliding rail and the cantilever are made of 304 stainless steel, and the profiling paw is made of PTFE.
An automatic method for opening and closing a steel cylinder valve is characterized by comprising the following steps:
s1: the cylinder is held on the clamping device.
S2: the cantilever is controlled by the electric control cabinet to slide on the slide rail to the position right above one of the steel cylinders.
S3: the profiling claw under the cantilever is controlled to move downwards through the electric control cabinet, and clamps the valve of the steel bottle.
S4: the profiling claw is controlled to rotate through the electric control cabinet to open or close the steel cylinder valve.
The steel bottle is manually carried into the steel bottle filling room, the steel bottle is sequentially placed at the clamping device, the weighing device is used for weighing the steel bottle, and then the clamping device is started to clamp the steel bottle, so that the steel bottle is kept at a fixed position, and the gas charging pipe is manually connected according to the technological requirements and is correspondingly operated.
The cantilever is controlled to slide to the position right above one of the steel cylinders on the slide rail through the electric control cabinet, then the profiling claw under the cantilever is controlled to move downwards, the profiling claw clamps the valve of the steel cylinder, the servo motor drives the profiling claw to rotate, the valve of the steel cylinder is opened or closed, and the steel cylinder is filled.
Compared with the prior art, the invention has the following advantages:
according to the invention, the cantilever is controlled to slide to the position right above one of the steel cylinders on the slide rail through the electric control cabinet, then the profiling claw under the cantilever is controlled to move downwards, the profiling claw clamps the valve of the steel cylinder, the servo motor drives the profiling claw to rotate, the valve of the steel cylinder is opened or closed, and the steel cylinder is filled, so that the automatic opening and closing of the valve of the steel cylinder are realized, the filling efficiency of the steel cylinder is improved, the abnormal phenomenon of valve opening and closing caused by the pneumatic valve in the prior art is avoided, and the safety accidents such as leakage, poisoning, fire and explosion caused by the abnormal opening and closing of the pneumatic valve are avoided.
The invention is described in further detail below with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic diagram of an automated apparatus for opening and closing a cylinder valve according to the present invention.
Fig. 2 is a schematic structural view of a clamping device of the automatic valve opening and closing device of the steel cylinder in the invention.
Fig. 3 is a schematic view of the structure of the cantilever of the automatic valve opening and closing device of the steel cylinder in the invention.
FIG. 4 is a schematic diagram of one embodiment of the present invention.
Reference numerals illustrate:
1-a guide rail; 2-cantilever; 3-profiling paw;
4-a clamping device; 5, steel cylinder; 6-an electric control cabinet;
7-weighing device.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the invention, which is therefore not limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
As shown in fig. 1 to 4, the invention provides an automatic device for opening and closing a steel cylinder valve, which comprises a guide rail 1, wherein the guide rail 1 is horizontally arranged, a cantilever 2 is slidably arranged on the guide rail 1, a profiling claw 3 is slidably arranged on the cantilever 2, driving devices are respectively arranged on the guide rail 1 and the cantilever 2 and used for driving the cantilever 2 to slide and the profiling claw 3 to slide respectively, the profiling claw 3 is used for completing opening and closing of the valve of the steel cylinder 5, a plurality of clamping devices 4 are fixedly arranged below the guide rail 1, the steel cylinder 5 is clamped on the clamping devices 4, the cantilever 2, the profiling claw 3, the driving devices and the clamping devices 4 are electrically connected to an electric control cabinet 6, and the electric control cabinet 6 can be connected with a remote control device.
The cantilever 2 is provided with a servo motor, the profiling claw 3 is driven to rotate through the servo motor, torque of the steel bottle 5 when the valve is screwed and angle of the valve are guaranteed when the valve is loosened, an output shaft of the servo motor is connected with the profiling claw 3 through a speed reducer, the speed reducer is used for expanding rated torque of the servo motor, final output torque is guaranteed, and the profiling claw 3 is used for grasping a valve handle so as to screw or loosen the valve.
In this embodiment, the rotation torque of the profiling claw 3 ranges from 5 to 15n·m, the rotatable angle of the profiling claw 3 ranges from-720 ° to 720 °, and the rotation speed of the profiling claw 3 ranges from 6 to 60r/min.
In this embodiment, the upper limit of the sliding travel of the profiling claw 3 is 900mm, and the profiling claw can adapt to steel cylinders 5 with different heights.
In this embodiment, the specification of the steel cylinder 5 is 10L, 40L, 43L, 47L or 49L, the valve of the steel cylinder 5 is five-claw type or eight-claw type, and the interval of the clamping device 4 is 265-285 mm, so that the clamped steel cylinder 5 maintains a proper interval.
In this embodiment, the two clamping devices 4 at the outermost side further include two stoppers and a pneumatic device, the two stoppers move reversely, the pneumatic device is used for pushing the stoppers to clamp or loosen the steel bottle 5, when the two stoppers are close to each other, the steel bottle 5 is clamped, when the two stoppers are far away from each other, the steel bottle 5 is loosened, and the moving stroke of the stoppers is 200mm.
In this embodiment, the electric control cabinet is PLC controlled and is provided with a 485 communication interface, which can be connected to a DCS control system, thereby realizing a site and remote dual control system.
In this embodiment, the steel bottle 5 bottom is provided with weighing device 7, when profiling claw 3 is in the unclamping state, weighing device 7 weighs steel bottle 5, judges the internal gas volume of steel bottle through the weight of steel bottle 5 to in time change.
In this embodiment, the sliding rail 1 and the cantilever 2 are made of 304 stainless steel, and the profiling claw 3 is made of PTFE.
An automatic method for opening and closing a steel cylinder valve comprises the following steps:
s1: the steel cylinder 5 is held on the clamping device 4.
S2: the cantilever 2 is controlled to slide on the slide rail 1 to the position right above one of the steel cylinders 5 by the electric control cabinet 6.
S3: the profiling claw 3 under the cantilever 2 is controlled to move downwards through the electric control cabinet 6, and the profiling claw 3 clamps the valve of the steel bottle 5.
S4: the profiling claw 3 is controlled to rotate through the electric control cabinet 6 to open or close the valve of the steel bottle 5.
In use, the steel cylinder of 3.8mX3.8m is filled
Two sets of devices are installed between the two sets of devices, as shown in fig. 4, and the two sets of devices are respectively installed on the walls at two sides of the filling room, and the two sets of devices share one electric control cabinet 6.
The steel bottle 5 is manually carried into the steel bottle filling room, the steel bottle 5 is sequentially placed at the clamping device 4, as shown in fig. 2, the weighing device 7 weighs the steel bottle 5, and then the clamping device 4 is started to clamp the steel bottle 5, so that the steel bottle 5 is kept at a fixed position, and an inflation tube is manually connected according to the technological requirements and corresponding operation is carried out.
As shown in fig. 3, the cantilever 2 is controlled to slide to the position right above one of the steel cylinders 5 on the slide rail 1 by the electric control cabinet 6, then the profiling claw 3 under the cantilever 2 is controlled to move downwards, the profiling claw 3 clamps the valve of the steel cylinder 5, the servo motor drives the profiling claw 3 to rotate, the valve of the steel cylinder 5 is opened or closed, and the steel cylinder is filled.
Example 1
The 24 cylinders of 47L compressed gas were filled and the cylinder valve was manually opened and closed for the required operating time as shown in Table 1.
TABLE 1 statistics of time required to manually open and close a Steel Cylinder valve
Step (a) Residual gas analysis Filling device Analysis of finished products Totals to
Duration (h) 8 3 10 21
The 24 cylinders were filled and the cylinder valve was opened and closed using the method described and the required operating time is shown in table 2. Wherein the valve switch setting torque is required to be 9.8Nm, and the rotating speed is 30r/min.
Table 2 statistics of time required to automatically open and close the valve of the cylinder
Step (a) Residual gas analysis Filling device Analysis of finished products Totals to
Duration (h) 6 3 8 17
In the compressed gas filling process, the opening and closing operation of the steel cylinder valve is mainly concentrated in the residual gas analysis and the finished product analysis, so that the time is saved in the two steps, and in the embodiment, the time is saved by 4 hours, and the efficiency is improved by about 19.05%.
Example 2
The 25 cylinders of 40L were filled and the cylinder valve was manually opened and closed for the required operating time as shown in Table 3.
TABLE 3 statistics of time required to manually open and close a Steel Cylinder valve
Step (a) Residual gas analysis Filling device Analysis of finished products Totals to
Duration (h) 12 8 14 34
The 25 40L cylinders were filled and the cylinder valves were opened and closed using the method described, with the required operating times shown in Table 4. When the valve is opened, the opening angle is set to be 380 degrees, the rotating speed is set to be 30r/min, and when the valve is closed, the opening angle is set to be-380 degrees, and the rotating speed is set to be 45r/min.
Table 4 statistics of time required to automatically open and close the valve of the cylinder
Step (a) Residual gas analysis Filling device Analysis of finished products Totals to
Duration (h) 9 8 11 28
In the liquefied gas filling process, the opening and closing operation of the steel cylinder valve is mainly concentrated in the residual gas analysis and the finished product analysis, so that the time saving is two steps, in this embodiment, the time saving is 6 hours, and the efficiency is improved by about 17.65%.
Example 3
The 12 49L cylinders were filled and the cylinder valve was manually opened and closed for the required operating time as shown in Table 5.
TABLE 5 statistics of time required to manually open and close a Steel Cylinder valve
Step (a) Residual gas analysis Filling device Analysis of finished products Totals to
Duration (h) 5 6 14 25
The 24 cylinders were filled and the cylinder valve was opened and closed using the method described, and the required operating time is shown in Table 6. Wherein the valve switch setting torque is required to be 9.8Nm, and the rotating speed is 45r/min.
Table 6 statistics of time required for automatic opening and closing of steel cylinder valve
Step (a) Residual gas analysis Filling device Analysis of finished products Totals to
Duration (h) 2.5 4 11 17.5
The gas mixture filling process all involved the cylinder valve opening and closing operation, in this example, saving 7.5 hours, improving efficiency by about 30%.
The above description is only of the preferred embodiments of the present invention, and is not intended to limit the present invention. Any simple modification, variation and equivalent variation of the above embodiments according to the technical substance of the invention still fall within the scope of the technical solution of the invention.

Claims (10)

1. The utility model provides a steel bottle valve switch automation equipment, its characterized in that, including guide rail (1), guide rail (1) horizontal installation, slidable mounting has cantilever (2) on guide rail (1), slidable mounting has profile modeling paw (3) on cantilever (2), profile modeling paw (3) are used for accomplishing the switch of steel bottle (5) valve, guide rail (1) below fixed mounting has a plurality of clamping device (4), the centre gripping has steel bottle (5) on clamping device (4), cantilever (2), profile modeling paw (3) and clamping device (4) electricity are connected to automatically controlled cabinet (6).
2. The automatic steel cylinder valve switch device according to claim 1, wherein a servo motor is arranged on the cantilever (2), and an output shaft of the servo motor is connected with the profiling paw (3) through a speed reducer.
3. The automatic switching device for steel cylinder valves according to claim 2, wherein the rotation torque of the profiling claw (3) ranges from 5 to 15 n.m, the rotatable angle of the profiling claw (3) ranges from-720 degrees to 720 degrees, and the rotation speed of the profiling claw (3) ranges from 6 r/min to 60r/min.
4. The automatic switching device for steel cylinder valves according to claim 1, wherein the upper limit of the sliding travel of the profiling claw (3) is 900mm.
5. The automatic steel cylinder valve opening and closing device according to claim 1, wherein the specification of the steel cylinder (5) is 10L, 40L, 43L, 47L or 49L, the valve of the steel cylinder (5) is five-claw or eight-claw, and the interval of the clamping device (4) is 265-285 mm.
6. A cylinder valve opening and closing automation device according to claim 1, characterized in that one of the clamping means (4) located on the outside also comprises two stops moving in opposite directions and pneumatic means for pushing the stops to achieve clamping or releasing of the cylinder (5), the movement travel of the stops being 200mm.
7. The automatic steel cylinder valve switch device according to claim 1, wherein the electric control cabinet (6) is controlled by a PLC, and is provided with a 485 communication interface, and can be connected with a DCS control system, so that a site and remote double control system is realized.
8. The automatic steel cylinder valve switch device according to claim 1, wherein a weighing device (7) is arranged at the bottom end of the steel cylinder (5), and the weighing device (7) weighs the steel cylinder (5) when the profiling claw (3) is in a loosening state.
9. The automatic steel cylinder valve opening and closing device according to claim 1, wherein the sliding rail (1) and the cantilever (2) are made of 304 stainless steel, and the profiling claw (3) is made of PTFE.
10. An automatic method for opening and closing a steel cylinder valve is characterized by comprising the following steps:
s1: the steel cylinder (5) is clamped on the clamping device (4);
s2: the cantilever (2) is controlled to slide to the position right above one steel cylinder (5) on the sliding rail (1) through the electric control cabinet (6);
s3: the profiling claw (3) under the cantilever (2) is controlled to move downwards through the electric control cabinet (6), and the profiling claw (3) clamps the valve of the steel bottle (5);
s4: the profiling claw (3) is controlled to rotate through the electric control cabinet (6), and the valve of the steel bottle (5) is opened or closed.
CN202310172299.8A 2023-02-28 2023-02-28 Automatic device and method for opening and closing valve of steel cylinder Pending CN116201948A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310172299.8A CN116201948A (en) 2023-02-28 2023-02-28 Automatic device and method for opening and closing valve of steel cylinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310172299.8A CN116201948A (en) 2023-02-28 2023-02-28 Automatic device and method for opening and closing valve of steel cylinder

Publications (1)

Publication Number Publication Date
CN116201948A true CN116201948A (en) 2023-06-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310172299.8A Pending CN116201948A (en) 2023-02-28 2023-02-28 Automatic device and method for opening and closing valve of steel cylinder

Country Status (1)

Country Link
CN (1) CN116201948A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120140638A (en) * 2025-05-16 2025-06-13 上海甲佳智能科技有限公司 Multi-station filling cabinet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120140638A (en) * 2025-05-16 2025-06-13 上海甲佳智能科技有限公司 Multi-station filling cabinet

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