CN213010714U - Pole piece conveying vacuum cut-off device - Google Patents
Pole piece conveying vacuum cut-off device Download PDFInfo
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- CN213010714U CN213010714U CN202020926039.7U CN202020926039U CN213010714U CN 213010714 U CN213010714 U CN 213010714U CN 202020926039 U CN202020926039 U CN 202020926039U CN 213010714 U CN213010714 U CN 213010714U
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Abstract
The utility model discloses a pole piece conveying vacuum cut-off device, which relates to the field of conveying devices in the lithium battery production field, and comprises a vacuum cavity, a negative pressure port, a negative pressure cut-off port, a damping sealing gasket and a driving assembly; the vacuum cavity is provided with a first opening and a second opening which are communicated with the outside, and the negative pressure cut-off port and the negative pressure port are respectively connected to the first opening and the second opening; the damping sealing gasket is arranged in the vacuum cavity, the driving assembly is used for driving the damping sealing gasket to open or close the first opening, a vacuum breaking air blowing opening is further formed in the inner wall of the first opening, and when the damping sealing gasket closes the first opening, the vacuum breaking air blowing opening is used for blowing air into the negative pressure cut-off port; the utility model has the advantages that: the situations of bending damage, surface dusting, pole piece position deviation and the like caused by two opposite forces simultaneously applied to the pole piece are greatly reduced, so that the NG rate of the subsequent process is reduced, and the efficiency of the whole machine is improved.
Description
Technical Field
The utility model relates to a conveyor field in lithium cell production field, more specifically the utility model relates to a pole piece carries vacuum to cut device that says so.
Background
At present, lithium battery production equipment technical field, the mode such as the piling blanking mode of cross cutting machine, the belt conveyor who surely folds the all-in-one is all through the vacuum with pole piece absorption on the belt, by the conveying mode of belt drive pole piece motion. And the vacuum systems of the existing equipment are all in an overall control mode, so that the vacuum of individual branches cannot be quickly started and stopped under the condition of not influencing the vacuum of the whole machine.
Under this transport mode, all do not cut the transport vacuum completely with the in-process that the pole piece moved away from the belt, lead to pole piece itself to receive two opposite direction's power simultaneously except gravity when carrying the pole piece: vacuum belt suction, transport suction/thrust. Under the action of the two forces (ignoring gravity), the defects of pole piece bending damage, surface powder falling, pole piece displacement relative to a carrying manipulator and the like can be caused, the NG rate of a subsequent process is increased while the manufacturing cost is increased, and the efficiency of the whole machine is reduced. In a word, the prior art has the technical defects of pole piece bending damage, surface dusting, pole piece displacement relative to a carrying manipulator and the like, and the defects limit the further forward development, popularization and application of the lithium battery production field.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model provides a pole piece is carried vacuum and is cuted device reduces pole piece damage of buckling, the condition that powder and pole piece offset fall on the surface to reduce the NG rate of follow-up technology.
The utility model provides a technical scheme that its technical problem adopted is: a pole piece conveying vacuum cutting device is improved in that: the vacuum cavity comprises a vacuum cavity body, a negative pressure port, a negative pressure cutoff port, a damping sealing gasket and a driving assembly;
the vacuum cavity is provided with a first opening and a second opening which are communicated with the outside, and the negative pressure cut-off port and the negative pressure port are respectively connected to the first opening and the second opening;
the damping sealing gasket is arranged in the vacuum cavity, the driving assembly is used for driving the damping sealing gasket to open or close the first opening, a vacuum breaking air blowing opening is further formed in the inner wall of the first opening, and after the damping sealing gasket closes the first opening, the vacuum breaking air blowing opening is used for blowing air into the negative pressure cut-off port to quickly break residual vacuum.
In the structure, the pole piece conveying vacuum cut-off device comprises a shell with an opening at the top, a cavity sealing plate is arranged on the opening of the shell, and the vacuum cavity is formed by sealing the cavity sealing plate and the shell; the negative pressure port is arranged at the bottom of the shell, and the negative pressure cutoff port is arranged on the cavity sealing plate.
In the structure, the vacuum breaking air blowing port is arranged on the cavity sealing plate.
In the structure, the driving assembly is a driving cylinder, the shell is fixedly provided with a cylinder mounting plate, the driving cylinder is mounted on the cylinder mounting plate, a cylinder rod of the driving cylinder extends into the vacuum cavity, and the damping sealing gasket is fixedly connected to the top end of the cylinder rod.
In the structure, the stroke of the cylinder rod of the driving cylinder is greater than the maximum distance H between the damping sealing gasket and the cavity sealing plate.
In the structure, the damping sealing gasket is circular, the diameter D of the damping sealing gasket is larger than the diameter D1 of the first opening, and the maximum distance H between the damping sealing gasket and the cavity sealing plate is larger than D/2.
In the above structure, the damping gasket is made of acrylic rubber.
The utility model has the advantages that: the vacuum adsorption power of the conveying device to the pole pieces can be quickly broken through by the device, so that the pole pieces only receive the adsorption power of the manipulator (neglecting self gravity) when being conveyed, the situations of bending damage, surface powder falling, pole piece position deviation and the like caused by the fact that the pole pieces are simultaneously subjected to two opposite forces are greatly reduced, the NG rate of a subsequent process is reduced, and the efficiency of the whole machine is improved.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a pole piece conveying vacuum cutting device of the present invention.
Fig. 2 is the internal structure schematic diagram of the vacuum cut-off device for pole piece conveying of the present invention.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite that does not contradict conflict each other.
Referring to fig. 1 and 2, the present invention discloses a pole piece conveying vacuum cutoff device, specifically, the device includes a vacuum chamber 10, a negative pressure port 20, a negative pressure cutoff port 30, a shock absorption sealing gasket 40 and a driving assembly; the vacuum chamber 10 is provided with a first opening 101 and a second opening 102 communicated with the outside, the negative pressure cut-off port 30 and the negative pressure port 20 are respectively connected to the first opening 101 and the second opening 102, so that the negative pressure cut-off port 30 and the negative pressure port 20 are communicated through the vacuum chamber 10, when the vacuum chamber is used specifically, the negative pressure port 20 is connected with a vacuum generating device (such as a vacuum pump or a fan), and the negative pressure cut-off port 30 is connected with a vacuum device for polar plate conveying. The damping sealing gasket 40 is arranged in the vacuum cavity 10, the driving component is used for driving the damping sealing gasket 40 to open or close the first opening 101, a vacuum breaking air blowing opening 50 is further arranged on the inner wall of the first opening 101, and after the damping sealing gasket 40 closes the first opening 101, the vacuum breaking air blowing opening 50 is used for blowing air into the negative pressure cutoff port 30. It should be noted that, the joints in the vacuum chamber 10 are all sealed, for example, the joint between the negative pressure port 20 and the vacuum chamber 10 and the joint between the negative pressure cutoff port 30 and the vacuum chamber 10 are all sealed, so as to avoid air leakage.
Further, the pole piece conveying vacuum cutoff device comprises a shell 60 with an opening at the top, a cavity sealing plate 70 is arranged on the opening of the shell 60, and the vacuum cavity 10 is formed by sealing the cavity sealing plate 70 and the shell 60; the negative pressure port 20 is arranged at the bottom of the shell 60, the negative pressure cutoff port 30 is arranged on the cavity sealing plate 70, and the vacuum breaking and blowing port 50 is located on the cavity sealing plate 70.
In the above embodiment, the driving assembly is a driving cylinder 80, a cylinder mounting plate 801 is fixedly disposed on the housing 60, the driving cylinder 80 is mounted on the cylinder mounting plate 801, a cylinder rod of the driving cylinder 80 extends into the vacuum chamber 10, and the damping gasket 40 is fixedly connected to a top end of the cylinder rod.
The damping sealing gasket 40 is made of high-strength rubber, and on one hand, the damping sealing gasket 40 is extruded by the air cylinder and then is in close contact with the sealing plate of the vacuum cavity 10 to realize hard sealing; on the other hand, the impact vibration of the air cylinder and the sealing plate of the vacuum cavity 10 is reduced. The stroke of the cylinder rod of the driving cylinder 80 is greater than the maximum distance H between the damping gasket 40 and the cavity sealing plate 70, when the driving cylinder 80 extends to the maximum extent, the damping gasket 40 is ensured to be in close contact with the cavity sealing plate 70, the sealing performance is improved, and when the cylinder rod of the driving cylinder 80 retracts, the distance between the damping gasket 40 and the cavity sealing plate 70 is greater than one half of the diameter of the negative pressure cut-off port 30. In addition, the damping gasket 40 is circular, and the diameter D of the damping gasket 40 is greater than the diameter D1 of the first opening 101, so that the damping gasket 40 can be tightly contacted with the cavity sealing plate 70; the maximum distance H between the shock absorbing gasket 40 and the cavity sealing plate 70 is greater than D/2 to ensure the smooth negative pressure passage.
In the above embodiment, the vacuum breaking and blowing port 50 is connected to a blowing pipe, and the blowing pipe and the driving cylinder 80 are controlled by the same solenoid valve, so that when the driving cylinder 80 cuts off the negative pressure vacuum, the vacuum breaking and blowing port 50 blows air synchronously to eliminate the residual pole piece conveying vacuum adsorption force.
When the vacuum generating device works normally, negative pressure is introduced into the sealed vacuum cavity 10 through the negative pressure port 20 and then communicated with the negative pressure cutoff port 30; the distance between the damping sealing gasket 40 and the sealing plate of the vacuum cavity 10 is controlled by controlling the stroke action of the driving cylinder 80 through the upper computer, so that whether the negative pressure cut-off port 30 is conducted or not is controlled; and as the cylinder rod of the driving cylinder 80 extends out, the negative pressure cut-off port 30 is sealed by the damping sealing gasket 40, and the compressed air source enters the negative pressure channel through the vacuum breaking air blowing port 50 to break the residual negative pressure. Therefore, the utility model discloses a pole piece is carried vacuum and is cut device can be according to the transport beat, and the vacuum break-make of transport that the timely control pole piece received guarantees that the pole piece only receives the effort of a direction forever (except gravity). The device can greatly reduce the situations of pole piece bending damage, surface dusting and pole piece position deviation, thereby reducing the NG rate of the subsequent process and improving the efficiency of the whole machine.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (7)
1. The utility model provides a pole piece carries vacuum to cut device which characterized in that: the vacuum cavity comprises a vacuum cavity body, a negative pressure port, a negative pressure cutoff port, a damping sealing gasket and a driving assembly;
the vacuum cavity is provided with a first opening and a second opening which are communicated with the outside, and the negative pressure cut-off port and the negative pressure port are respectively connected to the first opening and the second opening;
the damping sealing gasket is arranged in the vacuum cavity, the driving assembly is used for driving the damping sealing gasket to open or close the first opening, a vacuum breaking air blowing opening is further formed in the inner wall of the first opening, and after the damping sealing gasket closes the first opening, the vacuum breaking air blowing opening is used for blowing air into the negative pressure cut-off port.
2. The pole piece conveying vacuum intercepting device of claim 1, wherein: the pole piece conveying vacuum cut-off device comprises a shell with an opening at the top, a cavity sealing plate is arranged on the opening of the shell, and the vacuum cavity is formed by sealing the cavity sealing plate and the shell; the negative pressure port is arranged at the bottom of the shell, and the negative pressure cutoff port is arranged on the cavity sealing plate.
3. The pole piece conveying vacuum intercepting device of claim 2, wherein: the vacuum breaking air blowing port is arranged on the cavity sealing plate.
4. The pole piece conveying vacuum intercepting device of claim 2, wherein: the driving assembly is a driving cylinder, a cylinder mounting plate is fixedly arranged on the shell, the driving cylinder is mounted on the cylinder mounting plate, a cylinder rod of the driving cylinder extends into the vacuum cavity, and the damping sealing gasket is fixedly connected to the top end of the cylinder rod.
5. The pole piece conveying vacuum intercepting device of claim 4, wherein: the stroke of the cylinder rod of the driving cylinder is greater than the maximum distance H between the damping sealing gasket and the cavity sealing plate.
6. The pole piece conveying vacuum intercepting device of claim 5, wherein: the damping sealing gasket is circular, the diameter D of the damping sealing gasket is larger than the diameter D1 of the first opening, and the maximum distance H between the damping sealing gasket and the cavity sealing plate is larger than D/2.
7. The pole piece conveying vacuum intercepting device of claim 1, wherein: the damping sealing gasket is made of acrylic rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020926039.7U CN213010714U (en) | 2020-05-27 | 2020-05-27 | Pole piece conveying vacuum cut-off device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020926039.7U CN213010714U (en) | 2020-05-27 | 2020-05-27 | Pole piece conveying vacuum cut-off device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213010714U true CN213010714U (en) | 2021-04-20 |
Family
ID=75489399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020926039.7U Active CN213010714U (en) | 2020-05-27 | 2020-05-27 | Pole piece conveying vacuum cut-off device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213010714U (en) |
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2020
- 2020-05-27 CN CN202020926039.7U patent/CN213010714U/en active Active
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| CP03 | Change of name, title or address |
Address after: 518000 Room 101, building 1013, building 2, No. 5, Aowei Road, Zhangge community, Fucheng street, Longhua District, Shenzhen, Guangdong Patentee after: Shenzhen Greensheng Technology Co.,Ltd. Address before: 518000 3101, 201, new ocean plastic factory building, 14 Dafu Industrial Zone, Kukeng community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN GREENSUN TECHNOLOGY Co.,Ltd. |
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