CN114436108A - Multi-connected vacuum suction and lifting device and using method - Google Patents
Multi-connected vacuum suction and lifting device and using method Download PDFInfo
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- CN114436108A CN114436108A CN202011232186.5A CN202011232186A CN114436108A CN 114436108 A CN114436108 A CN 114436108A CN 202011232186 A CN202011232186 A CN 202011232186A CN 114436108 A CN114436108 A CN 114436108A
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- vacuum
- control unit
- vacuum pump
- valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/02—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by suction means
- B66C1/0237—Multiple lifting units; More than one suction area
- B66C1/0243—Separate cups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/06—Arrangements or use of warning devices
- B66C15/065—Arrangements or use of warning devices electrical
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a multi-connected vacuum suction and lifting device which comprises a hanger and a control unit, wherein a vacuum pump and a plurality of vacuum suckers are arranged on the hanger, the vacuum pump is communicated with each vacuum sucker through a vacuum pumping pipeline, a gas leakage detection part and an on-off valve are arranged on the vacuum pumping pipeline, the gas leakage detection part is connected with the input end of the control unit, and the vacuum pump and the on-off valve are both connected with the output end of the control unit. The using method comprises the following steps: the hanger moves to enable the vacuum chuck to be in contact with the workpiece; starting a vacuum pump, and adsorbing a workpiece by a vacuum sucker; starting the vacuum pump for a set time, detecting whether leakage exists by a gas leakage detection component, and closing an on-off valve on the vacuumizing pipeline if leakage exists; when the negative pressure value in each vacuumizing pipeline without air leakage reaches a set range required by safe lifting of the workpiece, stopping the vacuum pump; the hanger frame drives the workpiece to be transferred to a target position. The invention has the advantages of simple structure, convenient use, good safety and the like.
Description
Technical Field
The invention relates to hoisting equipment and a using method, in particular to a multi-connected vacuum suction hoisting device and a using method.
Background
The vacuum suction and lifting device generally comprises one or more suckers, the suction and lifting device of a single sucker can only suck and lift one workpiece at a time, and the situation of insufficient suction can occur when a heavy workpiece is sucked and lifted, so that the suction and lifting device with multiple suckers is more commonly used. The suction and lifting device with the multiple combined suction cups can suck and lift multiple workpieces at one time, and the multiple suction cups can suck and lift the heavier workpieces at the same time. However, when one of the suckers leaks air, the whole device is difficult to rapidly drop to a safe negative pressure value of the suction crane in a short time, and even cannot reach the safe negative pressure value, so that the whole suction crane capacity is reduced, and potential safety hazards exist.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and provides a multi-connected vacuum suction and lifting device which is simple in structure, convenient to use and good in safety.
The invention further provides a using method of the multi-connected vacuum suction and hoisting device.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a ally oneself with vacuum suction hoisting accessory more, includes gallows and the control unit, be equipped with vacuum pump and a plurality of vacuum chuck on the gallows, the vacuum pump pass through the evacuation pipeline respectively with each the vacuum chuck intercommunication, be equipped with gas leakage detection part and on-off valve on the evacuation pipeline, gas leakage detection part with the control unit's input links to each other, vacuum pump and on-off valve all with the control unit's output links to each other.
As a further improvement of the above technical solution: the gas leakage detection component is a gas flow detection component, a gas pressure detection component or a gas flow velocity detection component.
As a further improvement of the above technical solution: the on-off valve is a pneumatic valve, an electromagnetic valve or a manual valve.
As a further improvement of the above technical solution: each air leakage detection component is also provided with an alarm component, and the alarm component is connected with the output end of the control unit.
As a further improvement of the above technical solution: the alarm component is a sound alarm component, a vibration alarm component or a color alarm component.
The use method of the multi-connected vacuum suction and hoisting device comprises the following steps:
s1, the hanger frame drives the vacuum chuck to move, so that the vacuum chuck is contacted with the workpiece;
s2, the control unit controls the vacuum pump to start to exhaust air in the vacuum-pumping pipeline and the vacuum chuck, and the vacuum chuck adsorbs the workpiece;
s3, after the vacuum pump is started to a set time, the gas leakage detection component detects whether leakage exists, if one gas leakage detection component detects leakage, a leakage signal is sent to the control unit, and the control unit controls the on-off valve on the vacuum pumping pipeline to be closed;
s4, when the negative pressure value in each vacuumizing pipeline without air leakage reaches the set range required by safe lifting of the workpiece, the control unit controls the vacuum pump to stop;
and S5, the workpiece is driven by the hanger to be transferred to a target position.
As a further improvement of the above technical solution: in the step S5, during the transfer of the hanger, the air leakage detecting component keeps detecting, and if one air leakage detecting component detects a leakage, a leakage signal is sent to the control unit, and the control unit controls the vacuum pump to be started again until the negative pressure value in the vacuum pumping pipeline reaches a set range required by the safe lifting of the workpiece.
As a further improvement of the above technical solution: in step S3, the control unit controls the on-off valve to close and controls the corresponding alarm component to alarm.
As a further improvement of the above technical solution: in step S5, the control unit controls the vacuum pump to restart and controls the corresponding alarm unit to alarm.
Compared with the prior art, the invention has the advantages that: compared with the suction and lifting device with a single vacuum sucker, the multi-connected vacuum suction and lifting device disclosed by the invention has the advantages that the number of workpieces is large in one suction and lifting, the use efficiency is high, when the workpieces with larger weight or size are sucked and lifted, the workpieces can be simultaneously sucked and lifted by the plurality of suckers, and the safety is higher; the vacuumizing pipeline is provided with an air leakage detection part and an on-off valve, when a workpiece has a crack, the sucker is not firmly adsorbed or the vacuumizing pipeline has leakage, the air leakage can be blocked in time, on one hand, other vacuum suckers can be ensured to reach a safe negative pressure value, potential safety hazards are eliminated, on the other hand, other workpieces can be ensured to be normally sucked, hung and transported, and the influence and loss caused by the leakage are reduced; in the work piece transportation process, if the evacuation pipeline appears leaking, lead to the negative pressure value not inhaling and hang safe negative pressure value scope, can in time open the vacuum pump once more, make the interior negative pressure value of evacuation pipeline be in safe negative pressure value scope all the time, avoid the work piece to drop, improve equipment's security.
According to the using method of the multi-connected vacuum suction and lifting device, after the vacuum pump is started to the set time, the air leakage detection part detects whether leakage exists, if one air leakage detection part detects leakage, a leakage signal is sent to the control unit, the control unit controls the on-off valve on the vacuum pumping pipeline to be closed, air leakage can be blocked in time, other vacuum suction cups can be guaranteed to rapidly reach a safe negative pressure value, and potential safety hazards are eliminated.
Drawings
Fig. 1 is a schematic structural diagram of a multi-connected vacuum suction and hoisting device of the invention.
Fig. 2 is a schematic structural diagram of the multi-connected vacuum suction and suspension device for detecting leakage.
Fig. 3 is a schematic structural diagram of the multi-connected vacuum suction and lifting device for detecting the closing of the on-off valve.
Fig. 4 is a schematic structural diagram of the multi-connected vacuum suction and hoisting device for detecting the transferred workpiece.
The reference numerals in the figures denote: 1. a hanger; 2. a control unit; 3. a vacuum chuck; 4. a vacuum pumping pipeline; 5. a gas leakage detecting member; 6. an on-off valve; 7. an alarm component; 8. a workpiece; 9. a vacuum pump.
Detailed Description
The invention is described in further detail below with reference to the drawings and specific examples.
Fig. 1 to 4 show an embodiment of a multi-connected vacuum suction and lifting device according to the present invention, the multi-connected vacuum suction and lifting device of the present embodiment includes a hanger 1 and a control unit 2, a vacuum pump 9 and a plurality of vacuum chucks 3 are provided on the hanger 1, the vacuum pump 9 is respectively communicated with each vacuum chuck 3 through a vacuum-pumping pipeline 4, a gas leakage detection part 5 and an on-off valve 6 are provided on the vacuum-pumping pipeline 4, the gas leakage detection part 5 is connected with an input end of the control unit 2, and the vacuum pump 9 and the on-off valve 6 are both connected with an output end of the control unit 2. Wherein, the air leakage detecting component 5, the vacuum pump 9 and the on-off valve 6 can be connected with the control unit 2 through cables to realize signal transmission, and at this time, the control unit 2 is preferably arranged on the hanger 1; or the gas leakage detection component 5, the vacuum pump 9 and the on-off valve 6 can also realize signal transmission with the control unit 2 in a wireless network or other modes, and the control unit 2 can realize remote control at the moment; the control unit 2 may be, for example, a commonly used PLC control module or the like.
Compared with the suction and lifting device with a single vacuum sucker 3, the multi-linkage vacuum suction and lifting device has the advantages that the number of workpieces 8 sucked and lifted at one time is large, the use efficiency is high, when the workpieces 8 with larger weight or size are sucked and lifted, the workpieces can be simultaneously sucked and lifted by the multiple vacuum suckers 3, and the safety is higher; the vacuumizing pipeline 4 is provided with an air leakage detection part 5 and an on-off valve 6, when a workpiece 8 has a crack, the vacuum sucker 3 is not firmly adsorbed or the vacuumizing pipeline 4 leaks, the air leakage can be blocked in time, on one hand, other vacuum suckers 3 can be ensured to reach a safe negative pressure value, potential safety hazards are eliminated, on the other hand, other workpieces 8 can be ensured to be normally sucked, hung and transported, and the influence and loss caused by the leakage are reduced; in 8 transfer processes of work pieces, if the evacuation pipeline 4 appears leaking, lead to the negative pressure value not to inhale and hang safe negative pressure value scope, vacuum pump 9 can in time be opened once more, make the interior negative pressure value of evacuation pipeline 4 be in safe negative pressure value scope all the time, avoid work piece 8 to drop, improve equipment's security.
The gas leakage detecting means 5 may be, for example, a gas flow rate detecting means, a gas pressure detecting means, or a gas flow velocity detecting means. When leakage occurs, the negative pressure value, the airflow flow and the airflow flow rate in the vacuumizing pipeline 4 are different from those of the normal vacuumizing pipeline 4, so that whether leakage exists can be detected quickly through comparison, the structure is simple, and the detection is quick. Preferably, a gas pressure detection component is adopted, so that whether the negative pressure value is in a safe negative pressure value range or not can be detected in the subsequent transportation process.
Wherein, the on-off valve 6 can be, for example, a pneumatic valve or an electromagnetic valve, so that the control unit 2 can conveniently and remotely control the on-off valve 6 to be opened and closed, and the automation degree of the equipment is improved. Of course, in other embodiments, manual valves may be used, and the opening and closing may be performed manually.
In a preferred embodiment, each of the gas leakage detecting means 5 is further provided with an alarm means 7, and the alarm means 7 is connected to an output terminal of the control unit 2. When the air leakage detection part 5 detects that leakage exists, the control unit 2 controls the corresponding on-off valve 6 to be closed and controls the corresponding alarm part 7 to give an alarm to prompt an operator to find the leakage in time and process the leakage in time.
The alarm component 7 may be, for example, an audible alarm component, a vibratory alarm component, or a color alarm component.
The use method of the multi-connected vacuum suction and hoisting device comprises the following steps:
s1, the hanger 1 drives the vacuum chuck 3 to move, so that the vacuum chuck 3 is contacted with the workpiece 8;
s2, the control unit 2 controls the vacuum pump 9 to start so as to exhaust the air in the vacuum-pumping pipeline 4 and the vacuum chuck 3, and the vacuum chuck 3 adsorbs the workpiece 8;
s3, after the vacuum pump 9 is started for a preset time, the gas leakage detecting component 5 detects whether there is a leakage, if any gas leakage detecting component 5 detects a leakage, a leakage signal is sent to the control unit 2, and the control unit 2 controls the on-off valve 6 on the vacuum pumping pipeline 4 to close;
s4, when the negative pressure value in each vacuumizing pipeline 4 without air leakage reaches the set range required by safe lifting of the workpiece 8, the control unit 2 controls the vacuum pump 9 to stop;
s5, the hanger 1 drives the workpiece 8 to transfer to a target position.
According to the using method of the multi-connected vacuum suction and lifting device, after a vacuum pump 9 is started to a set time (for example, 2s), a gas leakage detection component 5 detects whether leakage exists, if a certain gas leakage detection component 5 detects leakage, a leakage signal is sent to a control unit 2, the control unit 2 controls an on-off valve 6 on a vacuum pumping pipeline 4 to be closed, gas leakage can be blocked in time, on one hand, other vacuum suction cups 3 can be ensured to reach a safe negative pressure value quickly, and potential safety hazards are eliminated; on the other hand, other workpieces 8 can be ensured to be normally sucked, hung and transported, and the influence and loss caused by leakage are reduced.
Further, in this embodiment, in step S5, during the transportation of the hanger 1, the air leakage detecting component 5 keeps detecting, and if one of the air leakage detecting components 5 detects a leakage, a leakage signal is sent to the control unit 2, and the control unit 2 controls the vacuum pump 9 to be started again until the negative pressure value in the vacuum pumping pipeline 4 reaches the set range required by the safe lifting of the workpiece 8, so as to implement closed-loop control, so that the workpiece 8 is always in the safe negative pressure value range, thereby preventing the workpiece from falling off and improving the safety. Preferably, in step S4, the control unit 2 controls the on-off valves 6 to be closed while controlling the vacuum pump 9 to stop; in the transfer process, if leakage is detected, only the corresponding on-off valve 6 is opened, so that the vacuum pump 9 only pumps air to the leakage pipeline, the negative pressure value can be rapidly increased, and the overlarge negative pressure value in other normal pipelines is avoided.
In this embodiment, in step S3, the control unit 2 controls the on-off valve 6 to close and controls the corresponding alarm component 7 to alarm, so as to prompt the operator to find the leakage in time and to perform the processing in time.
In the present embodiment, in step S5, the control unit 2 controls the vacuum pump 9 to be restarted and controls the corresponding alarm component 7 to alarm, so as to prompt the operator to find the leakage in time.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make many possible variations and modifications to the disclosed solution, or modify equivalent embodiments using the teachings disclosed above, without departing from the scope of the solution. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (9)
1. The utility model provides a many vacuum suction hoisting device that ally oneself with which characterized in that: the device comprises a hanger (1) and a control unit (2), wherein a vacuum pump (9) and a plurality of vacuum suckers (3) are arranged on the hanger (1), the vacuum pump (9) is respectively communicated with the vacuum suckers (3) through a vacuumizing pipeline (4), an air leakage detection part (5) and an on-off valve (6) are arranged on the vacuumizing pipeline (4), the air leakage detection part (5) is connected with the input end of the control unit (2), and the vacuum pump (9) and the on-off valve (6) are connected with the output end of the control unit (2).
2. The multi-connected vacuum suction and hoisting device as claimed in claim 1, wherein: the gas leakage detection component (5) is a gas flow detection component, a gas pressure detection component or a gas flow velocity detection component.
3. The multi-connected vacuum suction and hoisting device as claimed in claim 1, wherein: the on-off valve (6) is a pneumatic valve, an electromagnetic valve or a manual valve.
4. A multi-connected vacuum suction and hoisting device as claimed in any one of claims 1 to 3, wherein: each air leakage detection component (5) is also provided with an alarm component (7), and the alarm component (7) is connected with the output end of the control unit (2).
5. The multi-connected vacuum suction and hoisting device according to claim 4, wherein: the alarm component (7) is a sound alarm component, a vibration alarm component or a color alarm component.
6. A use method of a multi-linkage vacuum suction and hoisting device as defined in any one of claims 1 to 5, characterized in that: the method comprises the following steps:
s1, the hanger (1) drives the vacuum chuck (3) to move, so that the vacuum chuck (3) is contacted with the workpiece (8);
s2, the control unit (2) controls the vacuum pump (9) to start so as to exhaust air in the vacuum-pumping pipeline (4) and the vacuum chuck (3), and the vacuum chuck (3) adsorbs the workpiece (8);
s3, after the vacuum pump (9) is started to a set time, the gas leakage detection component (5) detects whether leakage exists, if one gas leakage detection component (5) detects leakage, a leakage signal is sent to the control unit (2), and the control unit (2) controls the on-off valve (6) on the vacuumizing pipeline (4) to be closed;
s4, when the negative pressure value in each vacuumizing pipeline (4) without air leakage reaches the set range required by safe lifting of the workpiece (8), the control unit (2) controls the vacuum pump (9) to stop;
s5, the hanger (1) drives the workpiece (8) to be transferred to a target position.
7. The use method of the multi-connected vacuum suction and hoisting device as claimed in claim 6, wherein: in the step S5, in the transfer process of the hanger (1), the air leakage detection component (5) keeps detecting, if one air leakage detection component (5) detects leakage, a leakage signal is sent to the control unit (2), and the control unit (2) controls the vacuum pump (9) to be started again until the negative pressure value in the vacuumizing pipeline (4) reaches the set range required by safe lifting of the workpiece (8).
8. The use method of the multi-connected vacuum suction and hoisting device as claimed in claim 6, wherein: in step S3, the control unit (2) controls the on-off valve (6) to close and controls the corresponding alarm component (7) to alarm.
9. The use method of the multi-connected vacuum suction and hoisting device as claimed in claim 7, wherein: in step S5, the control unit (2) controls the vacuum pump (9) to be restarted and controls the corresponding alarm unit (7) to alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011232186.5A CN114436108A (en) | 2020-11-06 | 2020-11-06 | Multi-connected vacuum suction and lifting device and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011232186.5A CN114436108A (en) | 2020-11-06 | 2020-11-06 | Multi-connected vacuum suction and lifting device and using method |
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| Publication Number | Publication Date |
|---|---|
| CN114436108A true CN114436108A (en) | 2022-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011232186.5A Pending CN114436108A (en) | 2020-11-06 | 2020-11-06 | Multi-connected vacuum suction and lifting device and using method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117697503A (en) * | 2024-02-04 | 2024-03-15 | 成都沃特塞恩电子技术有限公司 | Negative pressure adsorption type clamp system, workpiece processing equipment and method |
-
2020
- 2020-11-06 CN CN202011232186.5A patent/CN114436108A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117697503A (en) * | 2024-02-04 | 2024-03-15 | 成都沃特塞恩电子技术有限公司 | Negative pressure adsorption type clamp system, workpiece processing equipment and method |
| CN117697503B (en) * | 2024-02-04 | 2024-05-28 | 成都沃特塞恩电子技术有限公司 | Negative pressure adsorption type clamp system, workpiece processing equipment and method |
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