CN215516059U - Pole piece tension caching device and pole piece production equipment - Google Patents
Pole piece tension caching device and pole piece production equipment Download PDFInfo
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- CN215516059U CN215516059U CN202121452629.1U CN202121452629U CN215516059U CN 215516059 U CN215516059 U CN 215516059U CN 202121452629 U CN202121452629 U CN 202121452629U CN 215516059 U CN215516059 U CN 215516059U
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Abstract
The utility model discloses a pole piece tension caching device and pole piece production equipment. Pole piece tension buffer memory device includes: a base having opposing first and second sides; the follow-up mechanism is arranged on the first side of the base and comprises a mounting frame and a follow-up roller, the mounting frame is connected with the base in a sliding mode, and the follow-up roller is used for tensioning the pole piece, is horizontally arranged on the mounting frame and is parallel to the base; the driving mechanism is arranged on the base and comprises a driving piece and a transmission assembly, and the transmission assembly is connected between the driving piece and the follow-up mechanism and driven by the driving piece to transmit; the counterweight mechanism comprises a counterweight and a first transmission piece, the counterweight is arranged on the second side, and the first transmission piece is connected between the counterweight and the follow-up mechanism; wherein, under the drive of driving piece, the counter weight can be driven servo mechanism by its own action of gravity and rise, perhaps is driven servo mechanism by the driving piece and descends. The pole piece tension caching device can be suitable for adjusting the tension of a pole piece with a large width.
Description
Technical Field
The utility model relates to the technical field of battery pole piece manufacturing, in particular to a pole piece tension caching device and pole piece production equipment.
Background
In the lithium battery electricity core production technology, pole piece coiling is important process, unreels the in-process and need use tension buffer memory mechanism to carry out the transition to guarantee the completion of smooth film-making rubberizing or coiling.
Among the present tension buffer memory device, the follow-up running roller of tension regulation slides from top to bottom relative to the support, the follow-up running roller extends toward the horizontal direction toward the direction of perpendicular to support, when pole piece by a wide margin is cached to the follow-up roller, the pole piece will give a great pressure of the free end of follow-up running roller, thereby give a decurrent pulling force of the link of follow-up running roller and support, the danger that breaks away from will take place for the link of follow-up running roller and support after long-term use, but along with the demand of big width pole piece more and more wide, the urgent need set up the pole piece tension buffer memory device who is applicable to big width.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a pole piece tension caching device which can be suitable for caching the tension of a pole piece with large width.
The utility model also provides pole piece production equipment with the pole piece tension caching device in a second aspect.
According to the first aspect of the utility model, the pole piece tension buffer device comprises: a base having opposing first and second sides; the follow-up mechanism is arranged on the first side of the base and comprises a mounting frame and a follow-up roller, the mounting frame is connected with the base in a sliding mode, the follow-up roller is used for tensioning a pole piece, is horizontally arranged on the mounting frame and is parallel to the base; the driving mechanism is arranged on the base and comprises a driving piece and a transmission assembly, and the transmission assembly is connected between the driving piece and the follow-up mechanism and driven by the driving piece to transmit; the counterweight mechanism comprises a counterweight and a first transmission piece, the counterweight is arranged on the second side, and the first transmission piece is connected between the counterweight and the follow-up mechanism; under the driving of the driving part, the balance weight can drive the follow-up mechanism to ascend under the action of the gravity of the balance weight or drive the follow-up mechanism to descend under the driving of the driving part.
The pole piece tension caching device provided by the embodiment of the utility model at least has the following beneficial effects: under the drive of driving piece, power passes through the transmission assembly transmission to the servo mechanism on, and drive the servo mechanism by the action of gravity of counter weight self and rise, perhaps drive the servo mechanism by the driving piece and descend, thereby adjust the distance between follower roller and fixed roll, adjust the rate of tension around locating the pole piece on follower roller and the fixed roll promptly, simultaneously because follower roller horizontal installation is in the mounting bracket, and be on a parallel with the base, thereby when around establishing the pole piece of big breadth on the follower roller, the pressure evenly distributed of pole piece is on the follower roller, the follower roller is installed in the mounting bracket, the relative base sliding connection of mounting bracket, the pressure evenly distributed of pole piece is on the base, make whole buffer memory device be applicable to the tension of adjusting the pole piece of big breadth.
According to some embodiments of the present invention, the transmission assembly includes a fixed pulley, a movable pulley and a second transmission member, the fixed pulley is fixedly disposed on the base, the movable pulley is connected to the driving member and can be driven by the driving member to ascend and descend, the second transmission member sequentially winds around the fixed pulley and the movable pulley, and one end of the second transmission member is fixedly connected to the base while the other end of the second transmission member is fixedly connected to the mounting frame.
According to some embodiments of the utility model, the transmission assembly comprises a plurality of fixed pulleys and a plurality of movable pulleys, and the plurality of fixed pulleys are used for being matched with the plurality of movable pulleys to enable the second transmission piece to be wound and tensioned.
According to some embodiments of the present invention, the transmission assembly further includes a first pulley, the first pulley is disposed on the base, and the second transmission member is wound around the first pulley and connected to the follower mechanism.
According to some embodiments of the utility model, the drive member is provided at the second side.
According to some embodiments of the utility model, the follower mechanism includes a plurality of the follower rollers, and the plurality of the follower rollers are arranged in parallel and spaced apart from each other.
According to some embodiments of the utility model, the base comprises a fixed frame, a support frame and a lifting frame, the fixed frame is provided with the first side and the second side which are opposite, the support frame and the lifting frame are arranged on the second side, the support frame is connected with the fixed frame, the driving element is arranged on the support frame, the lifting frame is connected with the driving element and driven to lift by the driving element, and the transmission assembly is connected between the lifting frame and the follow-up mechanism.
According to some embodiments of the present invention, the counterweight mechanism further includes a second pulley, the second pulley is disposed on the base, and the first transmission member is wound around the second pulley and connected to the following mechanism.
According to some embodiments of the utility model, the drive assembly further comprises a first pulley block, the counterweight being slidably coupled with respect to the base.
The pole piece production equipment according to the second aspect of the embodiment of the utility model comprises the pole piece tension buffering device.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described with reference to the following figures and examples, in which:
fig. 1 is a schematic structural diagram of a view angle of a pole piece tension buffer device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another view angle of the pole piece tension buffering device in FIG. 1;
fig. 3 is an enlarged schematic view at I in fig. 2.
Reference numerals:
pole piece tension caching device 100;
the base 110, the first side 111, the second side 112, the first sliding rail 113, the fixed frame 114, the vertical plate 1141, the horizontal plate 1142, the supporting frame 115, the lifting frame 116, and the second sliding rail 117;
a follower 120, a mounting frame 121, a follower roller 122;
the driving mechanism 130, the driving member 131, the transmission assembly 132, the fixed pulley 1321, the movable pulley 1322, the second transmission member 1323, and the first pulley 1324;
a weight mechanism 140, a weight 141, a first transmission 142, and a second auxiliary pulley 143;
a resistance ruler 150;
a fixed roller 200;
a pole piece 300.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality is one or more, the meaning of a plurality is two or more, and the above, below, exceeding, etc. are understood as excluding the present numbers, and the above, below, within, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Referring to fig. 1 to fig. 3, a pole piece tension buffering device 100 according to an embodiment of the present invention includes a base 110, a following mechanism 120, a driving mechanism 130, and a weight mechanism 140.
Referring to fig. 1, the base 110 has a first side 111 and a second side 112 opposite to each other; the following mechanism 120 is arranged on the base 110, is located on the first side 111, and includes an installation frame 121 and a following roller 122, the installation frame 121 is connected to the base 110 in a sliding manner, the following roller 122 is used for matching with an external fixed roller 200 to allow the pole piece 300 to be wound and tensioned in sequence, and the following roller 122 is horizontally arranged on the installation frame 121 and is parallel to the base 110; the driving mechanism 130 is mounted on the base 110 and includes a driving member 131 and a transmission assembly 132, the transmission assembly 132 is connected between the driving member 131 and the following mechanism 120 and driven by the driving member 131; the counterweight mechanism 140 includes a counterweight 141 and a first transmission piece 142, the counterweight 141 is disposed on the second side 112, and the first transmission piece 142 is connected between the counterweight 141 and the follower mechanism 120; wherein, under the driving of the driving member 131, the counterweight 141 can drive the following mechanism 120 to ascend by its own gravity, or the driving member 131 drives the following mechanism 120 to descend.
The pole piece tension buffer device 100 is driven by the driving element 131, power is transmitted to the follow-up mechanism 120 through the transmission assembly 132, the follow-up mechanism 120 is driven to ascend under the action of gravity of the counterweight 141, or the drive element 131 drives the follow-up mechanism 120 to descend, so that the distance between the follower roller 122 and the fixed roller 200 is adjusted, namely, the tension of the pole piece 300 wound on the follower roller 122 and the fixed roller 200 is adjusted, meanwhile, the follower roller 122 is horizontally installed on the installation frame 121 and is parallel to the base 110, so that when the pole piece 300 with a large width is wound on the follower roller 122, the pressure of the pole piece 300 is uniformly distributed on the follower roller 122, the follower roller 122 is installed on the installation frame 121, the installation frame 121 is connected with the base 110 in a sliding manner, the pressure of the pole piece 300 is uniformly distributed on the base 110, and the whole buffer device is suitable for adjusting the tension of the pole piece 300 with the large width.
Referring to fig. 2, in an embodiment of the utility model, a first sliding rail 113 is disposed on a side surface of the first side 111 of the base 110, the first sliding rail 113 is disposed along a vertical direction, a first sliding block is correspondingly disposed on the mounting frame 121, and the first sliding block is slidably connected to the first sliding rail 113, so that the mounting frame 121 slides up and down along the first sliding rail 113.
Specifically, in this embodiment, two first sliding rails 113 are disposed on the side surface of the first side 111 of the base 110, the two first sliding rails 113 are disposed at a parallel interval, two first sliding blocks are correspondingly disposed on the mounting frame 121, and one first sliding rail 113 corresponding to one first sliding block is slidably connected to the first sliding rail 113, so that the mounting frame 121 can slide up and down relative to the first sliding rail 113.
Referring to fig. 1 and 2, in an embodiment of the present invention, in order to better stabilize the tension of the pole piece 300, the follower mechanism 120 includes a plurality of follower rollers 122, and the plurality of follower rollers 122 are disposed in parallel and spaced apart, and each of the plurality of follower rollers 122 extends horizontally in a direction parallel to the base 110. It will be appreciated that a plurality of fixed rollers 200 are provided on the outer structure to allow the pole pieces 300 to be wound in sequence in cooperation with the follower rollers 122.
It is understood that the plurality of fixed rollers 200 and the plurality of follower rollers 122 are disposed alternately, so that the pole piece 300 can be wound in an S-shaped direction.
In addition, in order to promote the support stability of mounting bracket 121, can also be equipped with a plurality of reinforcement frames on mounting bracket 121, the interval that is parallel to each other sets up between a plurality of reinforcement frames to be on a parallel with base 110, backward extend toward the level, each reinforcement frame is located a follower roller 122 directly over, thereby do not hinder the around of pole piece 300 and establish, through still be equipped with a plurality of reinforcement frames on mounting bracket 121, the pulling force that dispersion support frame 121 received, make mounting bracket 121's support more stable.
Referring to fig. 1, in an embodiment of the present invention, the base 110 includes a fixed frame 114, a supporting frame 115 and a lifting frame 116, the fixed frame 114 has a first side 111 and a second side 112 opposite to each other, the supporting frame 115 and the lifting frame 116 are disposed on the second side 112, the supporting frame 115 is connected to the fixed frame 114, the driving member 131 is mounted on the supporting frame 115, the lifting frame 116 is connected to the driving member 131, the lifting frame is driven by the driving member 131 to lift, and the transmission assembly 132 is connected between the lifting frame 116 and the following mechanism 120, so that the lifting frame 116 is driven to lift by the driving member 131 to drive the transmission assembly 132 to transmit.
The driving member 131 in this embodiment is a driving cylinder.
Specifically, the fixing frame 114 in this embodiment includes a vertical plate 1141 and a horizontal plate 1142, the vertical plate 1141 is vertically disposed on the top of the horizontal plate 1142, and the vertical plate 1141 has a first side 111 and a second side 112 opposite to each other. The supporting frame 115 is disposed on the second side 112 and is vertically installed with the vertical plate 1141 and the horizontal plate 1142, respectively.
Referring to fig. 1, in the embodiment, the driving member 131 is disposed on the second side 112, so that the pressure distribution of the structures on the left and right sides of the base 110 is uniform, and the entire buffer device is more stable in use.
Referring to fig. 1, in an embodiment of the present invention, the transmission assembly 132 includes a fixed pulley 1321, a movable pulley 1322 and a second transmission member 1323, the fixed pulley 1321 is fixedly disposed on the base 110, the movable pulley 1322 is connected to the driving member 131 and can be driven by the driving member 131 to ascend and descend, the second transmission member 1323 sequentially winds the set pulley 1321 and the movable pulley 1322, and one end of the second transmission member 1323 is fixedly connected to the base 110 and the other end of the second transmission member is fixedly connected to the mounting frame 121, and the moving direction of the second transmission member 1323 is changed and the adjustment distance of the driving member 131 is extended by the matching manner of the fixed pulley 1321 and the movable pulley 1322.
Specifically, the fixed pulley 1321 is disposed on the supporting frame 115, the movable pulley 1322 is disposed on the lifting frame 116, the second transmission member 1323 sequentially winds the fixed pulley 1321 and the movable pulley 1322, and one end of the second transmission member is connected with the supporting frame 115, and the other end of the second transmission member is connected with the mounting frame 121, so that the second transmission member 1323 is driven by the driving member 131 to transmit between the fixed pulley 1321 and the movable pulley 1322, so as to adjust the distance between the follower mechanism 120 and the fixed roller 200, and thus adjust the tension of the pole piece 300 between the follower roller 122 and the fixed roller 200.
The transmission assembly 132 in this embodiment includes a plurality of fixed pulleys 1321 and a plurality of movable pulleys 1322, wherein the plurality of fixed pulleys 1321 are used for cooperating with the plurality of movable pulleys 1322 to wind and tension the second transmission member 1323.
Specifically, the plurality of fixed pulleys 1321 are arranged in a linear array, the plurality of movable pulleys 1322 are arranged in a linear array, and the plurality of fixed pulleys 1321 and the plurality of movable pulleys 1322 are arranged in a staggered manner, so that the following mechanism 120 can be lifted by a larger distance when the output shaft of the driving member 131 moves by a smaller stroke.
Here, the number of the fixed pulleys 1321 is greater than that of the movable pulleys 1322 in the present embodiment, so that the second transmission member 1323 in the present embodiment passes through the vertical plate 1141 to the first side 111 after passing around the last fixed pulley 1321. In other embodiments, the number of movable pulleys 1322 may be greater than the number of fixed pulleys 1321, and the second transmission member 1323 passes from the vertical plate 1141 to the first side 111 after passing around the last movable pulley 1322.
Specifically, referring to fig. 3, the second transmission member 1323 of the present embodiment passes through the bottom of the vertical plate 1141 to the first side 111 after passing around the last fixed pulley 1321, so as to be tensioned by the vertical plate 1141.
It is understood that, in order to reduce the resistance of the second transmission member 1323 to move relative to the fixed frame 114 and to determine the moving direction of the second transmission member 1323, the transmission assembly 132 further includes a first pulley 1324, the first pulley 1324 is disposed on the fixed frame 114, and the second transmission member 1323 is connected to the follower 120 after being wound around the first pulley 1324.
Specifically, the first slipping wheel 1324 is disposed at the bottom of the vertical plate 1141, and the second transmission member 1323 passes through the bottom of the vertical plate 1141 after being wound around the first slipping wheel 1324, so that the second transmission member 1323 can move relative to the vertical plate 1141 more conveniently, and the first slipping wheel 1324 has a movement guiding function on the second transmission member 1323, thereby preventing the second transmission member 1323 from tilting during transmission.
The transmission assembly 132 in this embodiment includes two first slipping wheels 1324, one first slipping wheel 1324 is disposed on each of the first side 111 and the second side 112 of the vertical plate 1141, the two first slipping wheels 1324 are disposed in parallel, and the second transmission member 1323 is sequentially wound around the two first slipping wheels 1324 and then connected to the following mechanism 120.
Referring to fig. 1, in an embodiment of the present invention, the weight 141 is slidably connected to the base 110, so as to improve the stability of the weight 141 pulling the follower 120 to rise, and specifically, the weight 141 is slidably connected to the vertical plate 1141.
It can be understood that the second slide rail 117 is disposed on the vertical plate 1141 of the fixing frame 114, and the counterweight 141 is correspondingly provided with a second sliding block, and the second sliding block is slidably connected with respect to the second slide rail 117, so that the counterweight 141 moves along the second slide rail 117 in the vertical direction.
In addition, in order to reduce the resistance of the first transmission member 142 to the movement relative to the fixed frame 114 and determine the movement direction of the first transmission member 142, the counterweight mechanism 140 further includes a second auxiliary pulley 143, the second auxiliary pulley 143 is disposed on the base 110, and the first transmission member 142 is connected to the following mechanism 120 after being wound around the second auxiliary pulley 143.
Specifically, the second pulley aid 143 is disposed on the vertical plate 1141 of the fixed frame 114 and is disposed near a top edge of the vertical plate 1141. The counterweight mechanism 140 includes two second auxiliary pulleys 143, one second auxiliary pulley 143 is disposed on each of the first side 111 and the second side 112 of the vertical plate 1141, the two second auxiliary pulleys 143 are disposed in parallel, the first transmission member 142 is sequentially wound around the two second auxiliary pulleys 143 and then connected to the follower mechanism 120, so that the first transmission member 142 slides along the two second auxiliary pulleys 143, a movement direction is determined by the two second auxiliary pulleys 143, and the first transmission member 142 has a smaller movement resistance relative to the vertical plate 1141, thereby facilitating control of adjustment accuracy of the follower mechanism 120.
In one embodiment of the present invention, to facilitate the control and adjustment of the tension of pole piece 300, the pole piece tension buffering device further comprises a resistance ruler 150 for detecting the output length of the output shaft of driving member 131, thereby detecting the distance between follower roller 122 and fixed roller 200.
The adjustment process of the following mechanism 120 is as follows: monitoring the tension of the pole piece 300 through an external tension sensor system, when the tension is too large, extending an output shaft of the driving element 131 to drive the movable pulley 1322 to move downwards, loosening the second transmission element 1323 at the moment, and pulling the follow-up mechanism 120 to move upwards through the first transmission element 142 under the action of the gravity of the balance weight mechanism 140, so that the distance between the follow-up roller 122 and the fixed roller 200 is adjusted, the distance between the follow-up roller 122 and the fixed roller 200 is reduced, and the tension of the pole piece 300 is adjusted to be reduced; when the tension of the pole piece 300 is too low, the output shaft of the driver 131 shortens to reverse direction.
In other embodiments, the present invention further provides a pole piece production apparatus, which includes the pole piece tension buffering device 100.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. Furthermore, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
Claims (10)
1. Pole piece tension buffer memory device, its characterized in that includes:
a base having opposing first and second sides;
the follow-up mechanism is arranged on the first side of the base and comprises a mounting frame and a follow-up roller, the mounting frame is connected with the base in a sliding mode, the follow-up roller is used for tensioning a pole piece, is horizontally arranged on the mounting frame and is parallel to the base;
the driving mechanism is arranged on the base and comprises a driving piece and a transmission assembly, and the transmission assembly is connected between the driving piece and the follow-up mechanism and driven by the driving piece to transmit;
the counterweight mechanism comprises a counterweight and a first transmission piece, the counterweight is arranged on the second side, and the first transmission piece is connected between the counterweight and the follow-up mechanism;
under the driving of the driving part, the balance weight can drive the follow-up mechanism to ascend under the action of the gravity of the balance weight or drive the follow-up mechanism to descend under the driving of the driving part.
2. The pole piece tension caching device of claim 1, wherein the transmission assembly comprises a fixed pulley, a movable pulley and a second transmission member, the fixed pulley is fixedly arranged on the base, the movable pulley is connected with the driving member and can be driven by the driving member to ascend and descend, the second transmission member sequentially winds the fixed pulley and the movable pulley, one end of the second transmission member is fixedly connected with the base, and the other end of the second transmission member is fixedly connected with the mounting frame.
3. The pole piece tension buffering device of claim 2, wherein the transmission assembly comprises a plurality of fixed pulleys and a plurality of movable pulleys, and the plurality of fixed pulleys are used for being matched with the plurality of movable pulleys to allow the second transmission member to be wound and tensioned.
4. The pole piece tension buffering device as claimed in claim 2, wherein the transmission assembly further comprises a first pulley, the first pulley is disposed on the base, and the second transmission member is wound around the first pulley and connected to the follower.
5. The pole piece tension buffering device of claim 1, wherein the driving member is disposed on the second side.
6. The pole piece tension buffering device of claim 1, wherein the follower mechanism comprises a plurality of follower rollers, the plurality of follower rollers being spaced apart from and parallel to each other.
7. The pole piece tension caching device of claim 1, wherein the base comprises a fixing frame, a support frame and a lifting frame, the fixing frame is provided with the first side and the second side which are opposite to each other, the support frame and the lifting frame are arranged on the second side, the support frame is connected with the fixing frame, the driving piece is installed on the support frame, the lifting frame is connected with the driving piece and driven to lift by the driving piece, and the transmission assembly is connected between the lifting frame and the follow-up mechanism.
8. The pole piece tension buffering device according to claim 1, wherein the weight mechanism further includes a second pulley, the second pulley is disposed on the base, and the first transmission member is wound around the second pulley and connected to the follower mechanism.
9. The pole piece tension buffering device of claim 1, wherein the weight is slidably coupled with respect to the base.
10. Pole piece production equipment, characterized in that, includes the pole piece tension buffer device of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121452629.1U CN215516059U (en) | 2021-06-28 | 2021-06-28 | Pole piece tension caching device and pole piece production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121452629.1U CN215516059U (en) | 2021-06-28 | 2021-06-28 | Pole piece tension caching device and pole piece production equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215516059U true CN215516059U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121452629.1U Active CN215516059U (en) | 2021-06-28 | 2021-06-28 | Pole piece tension caching device and pole piece production equipment |
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| CN (1) | CN215516059U (en) |
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2021
- 2021-06-28 CN CN202121452629.1U patent/CN215516059U/en active Active
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Address after: 518110 301, Building B, Comlong Science Park, Guansheng 5th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen City, Guangdong Province (one photo multiple site enterprise) Patentee after: Haimuxing Laser Technology Group Co.,Ltd. Address before: 518000 No. 26, 101 Ring Road south of Guanzi street, Longhua District, Shenzhen, Guangdong Patentee before: SHENZHEN HYMSON LASER INTELLIGENT EQUIPMENTS Co.,Ltd. |