CN111071789A - Pump-free electric vacuum chuck device - Google Patents
Pump-free electric vacuum chuck device Download PDFInfo
- Publication number
- CN111071789A CN111071789A CN201911397465.4A CN201911397465A CN111071789A CN 111071789 A CN111071789 A CN 111071789A CN 201911397465 A CN201911397465 A CN 201911397465A CN 111071789 A CN111071789 A CN 111071789A
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- Prior art keywords
- vacuum
- vacuum chamber
- air
- shell
- air pipe
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 230000010354 integration Effects 0.000 abstract description 3
- 210000003437 trachea Anatomy 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
- B65G47/91—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
- B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
- B65G49/061—Lifting, gripping, or carrying means, for one or more sheets forming independent means of transport, e.g. suction cups, transport frames
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/26—Delivering or advancing articles from machines; Advancing articles to or into piles by dropping the articles
- B65H29/32—Delivering or advancing articles from machines; Advancing articles to or into piles by dropping the articles from pneumatic, e.g. suction, carriers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/08—Feeding articles separated from piles; Feeding articles to machines by grippers, e.g. suction grippers
- B65H5/14—Details of grippers; Actuating-mechanisms therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2406/00—Means using fluid
- B65H2406/30—Suction means
- B65H2406/36—Means for producing, distributing or controlling suction
- B65H2406/366—Means for producing, distributing or controlling suction producing vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention relates to a pump-free electric vacuum sucker device, which comprises a shell, wherein a vacuum generating mechanism, a linear screw motor, a solenoid valve, a vacuum pressure sensor, a circuit board and a gas source distributor are arranged in the shell, the vacuum generating mechanism comprises a vacuum chamber, the upper end and the lower end of the vacuum chamber are respectively provided with one end of a corrugated pipe through a cover plate, the other end of the corrugated pipe is a sealing structure and is fixedly arranged on the inner wall of the shell, two through holes are arranged in the vacuum chamber, one of the through holes is communicated with a gas inlet hole in the vacuum chamber, the other through hole is communicated with a gas outlet hole in the vacuum chamber, a one-way valve I and a one-way valve III are respectively arranged in the. The invention adopts a pump-free design, drives the vacuum chamber to do linear reciprocating motion through the linear lead screw motor, drives the corrugated pipe to reciprocate to continuously exhaust air to generate vacuum, greatly improves the integration level of the system through a modular design, and has simple structure, low cost and low noise.
Description
Technical Field
The invention relates to the field of vacuum chuck devices, in particular to a pumpless electric vacuum chuck device.
Background
Compared with the traditional mechanical clamping technology, the vacuum chuck can absorb workpieces which are smooth in surface and cannot be clamped, such as glass, plates or cartons and other large-size, light-weight and regular plane objects, an existing vacuum chuck system basically adopts a vacuum pump or an air compressor and a vacuum generator to generate vacuum, the two modes can maintain high vacuum degree, but the structure is complex, the number of components is large, the control difficulty is high, the noise is high, and the cost is high.
Disclosure of Invention
The invention aims to provide a pump-free electric vacuum chuck device, which is used for solving the problems of complex structure, high noise and high cost of a vacuum chuck system in the prior art.
The invention provides a pumpless electric vacuum chuck device, which comprises a shell, wherein a vacuum generating mechanism, a linear screw motor, an electromagnetic valve, a circuit board and an air source distributor are arranged in the shell, and the linear screw motor, the electromagnetic valve, the circuit board and the air source distributor are arranged on the inner wall of the shell;
the vacuum generating mechanism comprises a vacuum chamber, one end of a corrugated pipe is arranged at the upper end and the lower end of the vacuum chamber through a cover plate, the other end of the corrugated pipe is of a sealing structure and is fixedly arranged on the inner wall of the shell, two through holes are arranged in the vacuum chamber, one of the through holes is communicated with an air inlet hole in the vacuum chamber, the other through hole is communicated with an air outlet hole in the vacuum chamber, a one-way valve I and a one-way valve III are respectively arranged in the through holes at the upper end and the lower end of the air inlet hole, and a one-way valve II;
a connecting piece is installed on a screw rod thread of the linear screw rod motor, a vacuum chamber is fixedly installed on the connecting piece, and the linear screw rod motor drives the connecting piece to drive the vacuum chamber to move up and down;
the air source distributor is provided with an air pipe I, an air pipe II and an air pipe III, the other end of the air pipe I is connected to an air inlet of the vacuum chamber, the other end of the air pipe II is connected with the electromagnetic valve, and the air pipe III is connected with the sucker module;
the electromagnetic valve and the linear screw motor are electrically connected with the circuit board.
Further, still install trachea four on the air supply distributor, the other end of trachea four is connected pressure sensor, pressure sensor connects the circuit board.
Further, the connecting piece is of an L-shaped structure.
Further, the sucking disc module includes sucking disc adapter and a plurality of sucking disc, the equal sealing connection sucking disc adapter in top of sucking disc, sucking disc adapter fixed mounting just seals the intercommunication trachea three on the casing.
The technical scheme of the invention has the beneficial effects that:
the invention adopts a pump-free design, drives the vacuum chamber to do linear reciprocating motion through the linear lead screw motor, drives the corrugated pipe to reciprocate to continuously exhaust air to generate vacuum, greatly improves the integration level of the system through a modular design, and has simple structure, low cost and low noise.
Drawings
FIG. 1 is a schematic view of a pump-less electric vacuum chuck device according to the present invention;
FIG. 2 is a schematic view of the internal structure of the pump-less vacuum chuck device according to the present invention;
FIG. 3 is a schematic view of the internal structure of the pump-less electric vacuum chuck device of the present invention;
FIG. 4 is a schematic view of the vacuum generating mechanism of the present invention;
FIG. 5 is a cross-sectional view of the vacuum generating mechanism of the present invention;
FIG. 6 is a schematic structural view of a multi-chuck type pump-less electric vacuum chuck device according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-shell, 2-linear screw motor, 3-electromagnetic valve, 4-circuit board, 5-air source distributor, 6-vacuum chamber, 7-cover plate, 8-corrugated pipe, 9-air inlet hole, 10-air outlet hole, 11-one-way valve I, 12-one-way valve III, 13-one-way valve II, 14-one-way valve IV, 15-connecting piece, 16-air pipe I, 17-air pipe II, 18-air pipe III, 19-sucker module, 1901-sucker adapter, 1902-sucker, 20-air pipe IV and 21-pressure sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
As shown in fig. 1-3, the present invention provides a pump-free electric vacuum chuck device, which comprises a housing 1, wherein a vacuum generating mechanism, a linear screw motor 2, an electromagnetic valve 3, a circuit board 4 and a gas source distributor 5 are arranged in the housing 1, and the linear screw motor 2, the electromagnetic valve 3, the circuit board 4 and the gas source distributor 5 are installed on the inner wall of the housing 1;
as shown in fig. 4-5, the vacuum generating mechanism includes a vacuum chamber 6, one end of a bellows 8 is mounted at both the upper and lower ends of the vacuum chamber 6 through a cover plate 7, the other end of the bellows 8 is a sealing structure and is fixedly mounted on the inner wall of the housing 1, two through holes are arranged in the vacuum chamber 6, one of the through holes is communicated with an air inlet 9 on the vacuum chamber 6, the other through hole is communicated with an air outlet 10 on the vacuum chamber 6, a one-way valve one 11 and a one-way valve three 12 are respectively mounted in the through holes at the upper and lower ends of the air inlet 9, and a one-way valve two 13 and a one-way valve four 14 are;
a connecting piece 15 is installed on a screw rod thread of the linear screw rod motor 2, the vacuum chamber 6 is fixedly installed on the connecting piece 15, and the linear screw rod motor 2 drives the connecting piece 15 to drive the vacuum chamber 6 to move up and down;
the air source distributor 5 is provided with a first air pipe 16, a second air pipe 17 and a third air pipe 18, the other end of the first air pipe 16 is connected to an air inlet 9 of the vacuum chamber 6, the other end of the second air pipe 17 is connected with the electromagnetic valve 3, and the third air pipe 18 is connected with the sucker module 19;
the electromagnetic valve 3 and the linear screw motor 2 are electrically connected with the circuit board 4, and the switch of the electromagnetic valve 3 and the reciprocating rotation of the linear screw motor 2 are controlled by the circuit board 4.
In the embodiment, the linear screw motor 2 starts to drive the screw to rotate, the screw rotates forward and backward to drive the vacuum chamber 6 to reciprocate up and down, when the vacuum chamber 6 moves down, the bellows 8 at the upper end is stretched, the air pressure in the bellows 8 at the upper end is smaller than the external atmospheric pressure, air in the sucker module 19 sequentially passes through the air pipe III 18, the air pipe I16 and the check valve I11 to enter the bellows 8 at the upper end, meanwhile, the bellows 8 at the lower end is compressed, the air in the bellows 8 at the lower end is exhausted to the outside through the check valve IV 14 and the air outlet 10 of the vacuum chamber 6, and meanwhile, the check valve II 13 and the check valve; when the vacuum chamber 6 moves upwards, the upper end corrugated pipe 8 is compressed, the air pumped in before is exhausted to the outside through the second one-way valve 13, meanwhile, the lower end corrugated pipe 8 is stretched, the air in the sucker module 19 sequentially passes through the third air pipe 18, the first air pipe 16 and the third one-way valve 12 to enter the lower end corrugated pipe 8, meanwhile, the first one-way valve 11 and the fourth one-way valve 14 are closed, so that the linear screw motor 2 drives the screw rod to rotate forwards and reversely, the vacuum chamber 6 is driven to reciprocate upwards and downwards, the upper and lower corrugated pipes 8 are stretched and compressed alternately, air pumping can be continuously performed, vacuum is generated in the sucker module 19 to achieve adsorption of an object, when the sucker module 19 needs to release the object, the electromagnetic valve 3 is electrified, the outside air enters the sucker module 19 through the second air pipe 17, and the.
If one of the corrugated pipes 8 is damaged, as long as the vacuum degree of the system is within the pressure range which can be borne by the one-way valve, the one-way valve is not damaged, the vacuum degree in the sucker module 19 cannot be damaged, the linear screw rod motor 2 can drive the other corrugated pipe 8 to work to continue generating vacuum when moving, the redundant function of the device is increased due to the design of the double corrugated pipes 8, and the reliability of vacuum generation of the device is improved.
The linear screw motor 2 is adopted for driving, and the mode is not a traditional vacuum pump or a mode of an air compressor and a vacuum generator, so that the whole structure is greatly simplified; the system has fewer components and low cost; the air flow speed in the system is low, and the noise is greatly reduced compared with the traditional vacuum adsorption device.
Preferably, the air pipe four 20 is further installed on the air source distributor 5, the other end of the air pipe four 20 is connected with the pressure sensor 21, the pressure sensor 21 is used for detecting and displaying the air pressure inside the air source distributor 5 in real time, and when the pressure in the system is detected to be reduced, the air pressure is fed back to the control system, so that the linear screw rod motor 2 continues to drive the vacuum chamber 6 to do linear reciprocating motion, and the vacuum is supplemented.
Specifically, the connecting member 15 has an "L" shape.
Sucking disc module 19 includes sucking disc adapter 1901 and a plurality of sucking disc 1902, the equal sealing connection sucking disc adapter 1901 in top of sucking disc 1902, sucking disc adapter 1901 fixed mounting just seals three 18 of intercommunication trachea on casing 1 can select to set up a plurality of sucking discs 1902, for example two, three, four or more sucking discs 1902 to reach bigger power of taking, in order to satisfy the demand under the different scenes, fig. 6 is the electronic vacuum chuck device structure sketch map of no pump formula of four sucking discs.
Two corrugated pipes 8 which are oppositely arranged are arranged in the vacuum generating mechanism, part of vacuum pressure generated in the vacuum generating mechanism can be mutually offset, the linear screw motor 2 only needs to bear the gravity of the vacuum chamber 6 and the connecting piece, the elastic damping of the corrugated pipes 8 and the vacuum pressure generated by the volume difference of the corrugated pipes 8, the load of the linear screw motor 2 cannot be increased along with the increase of the vacuum degree, and therefore the very large vacuum degree can be generated by only needing small thrust.
The electric sucker system is very simple to control, the air displacement of the system and the generated vacuum degree are controlled by only one linear screw motor 2, and the control difficulty is greatly reduced compared with that of a traditional vacuum system.
In conclusion, the invention adopts a pump-free design, the vacuum chamber is driven to do linear reciprocating motion by the linear screw motor, the bellows is driven to reciprocate to continuously exhaust air to generate vacuum, the integration level of the system is greatly improved by the modular design, and the vacuum pump is simple in structure, low in cost and low in noise.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (4)
1. A pumpless electric vacuum chuck device is characterized by comprising a shell, wherein a vacuum generating mechanism, a linear screw motor, an electromagnetic valve, a circuit board and an air source distributor are arranged in the shell, and the linear screw motor, the electromagnetic valve, the circuit board and the air source distributor are arranged on the inner wall of the shell;
the vacuum generating mechanism comprises a vacuum chamber, one end of a corrugated pipe is arranged at the upper end and the lower end of the vacuum chamber through a cover plate, the other end of the corrugated pipe is of a sealing structure and is fixedly arranged on the inner wall of the shell, two through holes are arranged in the vacuum chamber, one of the through holes is communicated with an air inlet hole in the vacuum chamber, the other through hole is communicated with an air outlet hole in the vacuum chamber, a one-way valve I and a one-way valve III are respectively arranged in the through holes at the upper end and the lower end of the air inlet hole, and a one-way valve II;
a connecting piece is installed on a screw rod thread of the linear screw rod motor, a vacuum chamber is fixedly installed on the connecting piece, and the linear screw rod motor drives the connecting piece to drive the vacuum chamber to move up and down;
the air source distributor is provided with an air pipe I, an air pipe II and an air pipe III, the other end of the air pipe I is connected to an air inlet of the vacuum chamber, the other end of the air pipe II is connected with the electromagnetic valve, and the air pipe III is connected with the sucker module;
the electromagnetic valve and the linear screw motor are electrically connected with the circuit board.
2. The pumpless electric vacuum chuck device as claimed in claim 1, wherein a fourth air tube is further installed on the air distributor, and another end of the fourth air tube is connected to a pressure sensor, and the pressure sensor is connected to a circuit board.
3. The pumpless electric vacuum chuck device according to claim 1, wherein the connecting member has an "L" shape.
4. The pumpless electric vacuum chuck device as claimed in claim 1, wherein the chuck module comprises a chuck adapter and a plurality of chucks, the tops of the chucks are all connected with the chuck adapter in a sealing manner, and the chuck adapter is fixedly installed on the housing and is in sealing communication with the air pipe III.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201911397465.4A CN111071789A (en) | 2019-12-30 | 2019-12-30 | Pump-free electric vacuum chuck device |
Applications Claiming Priority (1)
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CN201911397465.4A CN111071789A (en) | 2019-12-30 | 2019-12-30 | Pump-free electric vacuum chuck device |
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CN111071789A true CN111071789A (en) | 2020-04-28 |
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CN201911397465.4A Pending CN111071789A (en) | 2019-12-30 | 2019-12-30 | Pump-free electric vacuum chuck device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115072537A (en) * | 2022-08-23 | 2022-09-20 | 苏州钧舵机器人有限公司 | Rotatable vacuum adsorption device |
CN115512958A (en) * | 2022-11-17 | 2022-12-23 | 山东普田电力设备有限公司 | Stacking equipment for transformer iron core |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101907121A (en) * | 2010-07-09 | 2010-12-08 | 华南理工大学 | Self-contained vacuum source negative pressure adsorption module |
WO2018086111A1 (en) * | 2016-11-14 | 2018-05-17 | 江苏双能太阳能有限公司 | Vacuum device |
CN208531666U (en) * | 2018-07-19 | 2019-02-22 | 宁波九纵智能科技有限公司 | A kind of Motorized vacuum suction carrying mechanism |
CN110510402A (en) * | 2019-09-03 | 2019-11-29 | 淮安信息职业技术学院 | A kind of Pneumatic vacuum handling device |
CN110605734A (en) * | 2019-08-30 | 2019-12-24 | 南京理工大学 | Gas-saving expansion type vacuum generation and absorption integrated device and working method thereof |
CN211520936U (en) * | 2019-12-30 | 2020-09-18 | 苏州钧舵机器人有限公司 | Pump-free electric vacuum chuck device |
-
2019
- 2019-12-30 CN CN201911397465.4A patent/CN111071789A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101907121A (en) * | 2010-07-09 | 2010-12-08 | 华南理工大学 | Self-contained vacuum source negative pressure adsorption module |
WO2018086111A1 (en) * | 2016-11-14 | 2018-05-17 | 江苏双能太阳能有限公司 | Vacuum device |
CN208531666U (en) * | 2018-07-19 | 2019-02-22 | 宁波九纵智能科技有限公司 | A kind of Motorized vacuum suction carrying mechanism |
CN110605734A (en) * | 2019-08-30 | 2019-12-24 | 南京理工大学 | Gas-saving expansion type vacuum generation and absorption integrated device and working method thereof |
CN110510402A (en) * | 2019-09-03 | 2019-11-29 | 淮安信息职业技术学院 | A kind of Pneumatic vacuum handling device |
CN211520936U (en) * | 2019-12-30 | 2020-09-18 | 苏州钧舵机器人有限公司 | Pump-free electric vacuum chuck device |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115072537A (en) * | 2022-08-23 | 2022-09-20 | 苏州钧舵机器人有限公司 | Rotatable vacuum adsorption device |
CN115512958A (en) * | 2022-11-17 | 2022-12-23 | 山东普田电力设备有限公司 | Stacking equipment for transformer iron core |
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