CN215974130U - Pole piece deviation rectifying and winding equipment - Google Patents
Pole piece deviation rectifying and winding equipment Download PDFInfo
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- CN215974130U CN215974130U CN202022375406.1U CN202022375406U CN215974130U CN 215974130 U CN215974130 U CN 215974130U CN 202022375406 U CN202022375406 U CN 202022375406U CN 215974130 U CN215974130 U CN 215974130U
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Abstract
本实用新型公开了一种极片纠偏收卷设备，属于锂电池生产设备技术领域，所述收卷设备包括收卷电机、电机安装座、收卷纠偏座、纠偏电机、收卷轴筒、纠偏安装架和两个光纤对射弯头，所述电机安装座设置在所述收卷纠偏座的前侧，所述纠偏电机设置在所述收卷纠偏座的后侧，所述收卷轴筒设置在所述电机安装座顶部，所述收卷电机设置在所述电机安装座的底部，所述纠偏安装架设置在所述电机安装座上，所述纠偏安装架的顶部还设有凹形块，两个所述光纤对射弯头设置在所述凹形块的两侧，收卷时，极片子带穿过所述凹形块，此时两个所述光纤对射弯头进行校对，若极片子带的位置产生偏差，则所述纠偏电机工作带动所述电机安装架移动调整所述收卷轴筒的高度。
The utility model discloses a pole piece rectification and winding device, which belongs to the technical field of lithium battery production equipment. frame and two optical fiber opposite-shooting elbows, the motor mounting seat is arranged on the front side of the rewinding rectification seat, the deviation rectification motor is arranged on the rear side of the rewinding rectification seat, and the rewinding shaft barrel is arranged on the The top of the motor mounting seat, the winding motor is arranged at the bottom of the motor mounting seat, the deviation correction mounting frame is arranged on the motor mounting seat, and the top of the deviation correction mounting frame is further provided with a concave block, The two optical fiber opposite-radiation elbows are arranged on both sides of the concave block. When winding, the pole piece sub-band passes through the concave-shaped block. If the position of the pole piece sub-band deviates, the operation of the rectifying motor drives the motor mounting frame to move and adjust the height of the winding drum.
Description
Technical Field
The utility model relates to the technical field of lithium battery production equipment, in particular to a pole piece deviation rectifying and winding device.
Background
The lithium battery is a battery which uses lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, and the lithium metal has very high requirements on the environment due to very active chemical characteristics, so that the lithium battery becomes the mainstream at present along with the development of scientific technology, and the pole pieces are required to be stripped during the processing and production of the lithium battery; traditional lithium-ion battery pole piece divides strip needs the manual work to carry out the auxiliary operation, wastes time and energy, reduces work efficiency, and artifical auxiliary operation very easily takes place danger simultaneously to lithium-ion battery pole piece cuts and still needs to carry out the rolling after accomplishing, and current rolling equipment is because do not possess the function of rectifying, and when the pole piece takes place the skew when the rolling, can lead to the rolling failure, causes the waste.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pole piece deviation rectifying and winding device, which solves the technical problem that winding failure and waste are caused when a pole piece deviates during winding because the winding device in the prior art does not have a deviation rectifying function.
A pole piece deviation rectifying and winding device comprises a winding motor, a motor mounting seat, a winding deviation rectifying seat, a deviation rectifying motor, a winding shaft barrel, a deviation rectifying mounting frame and two optical fiber correlation elbows, wherein the motor mounting seat is arranged at the front side of the winding deviation rectifying seat, the motor mounting seat is in sliding connection with the winding deviation rectifying seat, the deviation rectifying motor is arranged at the rear side of the winding deviation rectifying seat and is fixedly connected with the winding deviation rectifying seat, a lead screw is further arranged on a main shaft of the deviation rectifying motor, the motor mounting seat penetrates through the winding deviation rectifying seat and is sleeved on the lead screw, when the deviation rectifying motor works, the motor mounting seat can be driven to slide on the winding deviation rectifying seat, the winding shaft barrel is arranged at the top of the motor mounting seat, the winding motor is arranged at the bottom of the motor mounting seat, and the main shaft of the winding motor is connected with the winding shaft barrel through a belt transmission, the correcting installation frame is arranged on the motor installation seat, a concave block is further arranged at the top of the correcting installation frame, the two optical fiber correlation elbows are arranged on two sides of the concave block, a pole piece belt penetrates through the concave block during winding, the two optical fiber correlation elbows are corrected at the moment, and if the position of the pole piece belt generates deviation, the correcting motor works to drive the motor installation seat to move and adjust the height of the winding shaft cylinder.
Furthermore, a transition guide wheel is further arranged on the rear side of the winding shaft cylinder.
Furthermore, the left side of the winding shaft barrel is provided with a material pressing line rail, the material pressing line rail is provided with a material pressing sliding block, the material pressing sliding block is connected with the material pressing line rail in a sliding mode, and the material pressing sliding block is provided with a material pressing guide wheel.
Furthermore, the winding device is provided with three first winding guide wheels, two second winding guide wheels and a guide rail, the three first winding guide wheels are longitudinally arranged at the front side of the winding shaft barrel, and the two second winding guide wheels are longitudinally arranged at the right side of the first winding guide wheels.
Furthermore, the guide rail is arranged at the top of the workbench and at each of the two second winding guide wheels in the winding device, tensioning slide blocks are arranged at the bottoms of the two second winding guide wheels, the two second winding guide wheels are fixedly connected with the tensioning slide blocks, the two second winding guide wheels are slidably connected with the guide rail through the tensioning slide blocks, a winding cylinder is further arranged on the left side of the tensioning slide blocks, a spindle of the winding cylinder is fixedly connected with the tensioning slide blocks, and when the winding cylinder works, the tensioning slide blocks can drive the two second winding guide wheels to move on the guide rail.
Compared with the prior art, the utility model has the beneficial effects that:
firstly, when the winding machine is used for winding, the pole piece belts pass through the concave blocks, the two optical fiber correlation elbows are calibrated, and if the positions of the pole piece belts deviate, the deviation rectifying motor works to drive the motor mounting seat to move to adjust the height of the winding shaft cylinder.
And when the winding cylinder works, the tensioning sliding block can drive the two second winding guide wheels to move on the guide rail, so that the winding speed is controlled.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic perspective view of the present embodiment;
fig. 2 is a schematic structural view of the discharging device of the embodiment at a first angle;
fig. 3 is a schematic structural view of the discharging device at a second angle in the embodiment;
FIG. 4 is a schematic structural diagram of a first angle of the stripe dust removing device of the present embodiment;
FIG. 5 is a schematic structural diagram of a second angle of the stripe dust removing device of this embodiment;
FIG. 6 is an enlarged view taken at A in FIG. 5;
FIG. 7 is a first angular structure diagram of the first embodiment of this embodiment;
FIG. 8 is a second angular structure diagram of the first embodiment of the present embodiment;
FIG. 9 is a schematic diagram of a first angular structure of the second embodiment of this embodiment;
fig. 10 is a second angle structure diagram of the second embodiment of this embodiment.
Reference numerals
The device comprises a discharging device 1, a strip separating and dust removing device 2, a rolling device 3, a workbench 4, a discharging guide wheel 5, a first discharging motor 11, a second discharging motor 12, a discharging sliding base 13, a discharging base 14, a discharging shaft rod 15, a discharging shaft sleeve 16, a discharging air expansion shaft core 17, a discharging air expansion bearing bush 18, a first tensioning guide wheel 19, a second tensioning guide wheel 110, a discharging tensioning cylinder 111, a connection belt base plate 112, a connection belt guide wheel 113, a connection cylinder 114, a pressing block 115, a tool apron 21, a first dividing cutter 22, a second dividing cutter 23, a dividing cutter 24, a waste hopper 25, a powder brushing part 26, a powder brushing guide wheel 27, a powder brushing table 28, a powder brushing motor 29, a powder brushing roller 210, a first gear 211, a second gear 212, a rolling motor 31, a motor mounting seat 32, a rolling deviation rectifying seat 33, a rolling motor 34, a rolling shaft sleeve 35, a mounting frame deviation rectifying 36, an optical fiber correlation elbow 37, a rolling 38, a transmission belt 38, a second feeding motor 12, a feeding sliding base 14, a discharging shaft sleeve 15, a feeding shaft sleeve 16, a feeding shaft sleeve 19, a feeding guide wheel 113, a feeding guide wheel guide wheel guide, The pressing line rail 39, the pressing slide block 310, the pressing guide wheel 311, the second winding guide wheel 312, the guide rail 313 and the winding cylinder 314.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 10, this embodiment provides a pole piece slitting machine, which includes a feeding device 1, a slitting and dust removing device 2, a winding device 3, and a workbench 4, where the feeding device 1 is disposed at the front side of the workbench 4, the feeding device 1 is configured to place a pole piece mother tape and convey the pole piece mother tape, the slitting and dust removing device 2 is disposed on the workbench 4, the slitting and dust removing device 2 is disposed at the rear side of the feeding device 1, the slitting and dust removing device 2 is configured to slit the pole piece mother tape conveyed by the feeding device 1 into a plurality of pole piece sub tapes and remove dust from the pole piece sub tapes, nine winding devices 3 are disposed on the workbench 4 and are disposed at the rear side of the slitting and dust removing device 2, seven feeding guide wheels 5 are further disposed on the workbench 4, and seven feeding guide wheels 5 are disposed between the slitting and dust removing devices 2 and nine winding devices 3, the seven discharging guide wheels 5 are used for tightening the pole piece belts cut by the slitting and dedusting equipment 2 and transmitting the pole piece belts to the nine winding equipment 3.
One embodiment of the winding device 3 includes a winding motor 31, a motor mounting seat 32, a winding transmission belt 38, a winding gear, a winding shaft cylinder 35 and a winding supporting plate, wherein the motor mounting seat 32 is arranged at the bottom of the workbench 4, the motor mounting seat 32 is fixedly connected with the workbench 4 through a bolt, the winding motor 31 is fixedly connected with the workbench 4 through the motor mounting seat 32, the winding gear is arranged at the right side of the winding motor 31, the winding gear is connected with a main shaft of the winding motor 31 through the winding transmission belt, when the winding motor 31 works, the winding gear can be driven to rotate, the winding shaft cylinder 35 is arranged at the top of the winding gear, the winding shaft cylinder 35 penetrates through the workbench 4 and the winding belt gear is fixedly connected, and the winding shaft cylinder 35 is used for winding the pole piece,
embodiment two of rolling equipment 3, rolling equipment 3 includes rolling motor 31, motor mount pad 32, rolling seat 33, the motor 34 of rectifying a deviation, rolling beam barrel 35, the mounting bracket 36 of rectifying a deviation and two optic fibre correlation elbows 37, motor mount pad 32 sets up the front side of rolling seat 33 of rectifying a deviation, motor mount pad 32 with rolling seat 33 sliding connection of rectifying a deviation, motor 34 of rectifying a deviation sets up the rear side of rolling seat 33 of rectifying a deviation, just motor 34 of rectifying a deviation with rolling seat 33 fixed connection of rectifying a deviation, still be equipped with the lead screw on the main shaft of motor 34 of rectifying a deviation, motor mount pad 32 runs through rolling seat 33 cover of rectifying a deviation is established on the lead screw, works as motor 34 of rectifying a deviation during operation, can drive motor mount pad 32 is in the sliding of rectifying a deviation on rolling seat 33, rolling beam barrel 35 sets up motor mount pad 32 top, the winding motor 31 is arranged at the bottom of the motor mounting seat 32, a main shaft of the winding motor 31 is connected with the winding shaft cylinder 35 through belt transmission, the deviation rectifying mounting frame 36 is arranged on the motor mounting seat 32, a concave block is further arranged at the top of the deviation rectifying mounting frame 36, two optical fiber correlation elbows 37 are arranged on two sides of the concave block, a pole piece sub-band penetrates through the concave block during winding, at the moment, the two optical fiber correlation elbows 37 are rectified, and if the position of the pole piece sub-band deviates, the deviation rectifying motor 34 works and drives the motor mounting seat 32 to move and adjust the height of the winding shaft cylinder 35. Compared with the scheme, the implementation scheme has the advantage that the function of deviation rectification is added.
In the first and second embodiments of the winding device 3, the left side of the winding shaft tube 35 is provided with a pressing line rail 39, the pressing line rail 39 is provided with a pressing slider 310, the pressing slider 310 is slidably connected with the pressing line rail 39, the pressing slider 310 is provided with a pressing guide wheel 311, and the pressing guide wheel 311 can perform pressing when the winding shaft tube 35 winds the pole piece sub-band.
In the first and second embodiments of the winding device 3, three first winding guide wheels, two second winding guide wheels 312 and a guide rail 313 are provided, the three first winding guide wheels are longitudinally arranged at the front side of the winding shaft barrel 35, the two second winding guide wheels 312 are longitudinally arranged at the right side of the first winding guide wheels, the guide rail 313 is provided at the top of the workbench 4 and at the bottom of the two second winding guide wheels 312 in each winding device 3, the bottom of the two second winding guide wheels 312 is provided with a tensioning slider, the two second winding guide wheels 312 are fixedly connected with the tensioning slider, the two second winding guide wheels 312 are slidably connected with the guide rail 313 through the tensioning slider, the left side of the tensioning slider is further provided with a winding cylinder 314, and a main shaft of the winding cylinder 314 is fixedly connected with the tensioning slider, when the rolling cylinder 314 works, the tensioning slide block can drive the two second rolling guide wheels 312 to move on the guide rail 313;
during working, the cut pole piece sub-bands enter the winding shaft barrel 35 through seven discharging guide wheels 5, each pole piece sub-band firstly surrounds three first winding guide wheels and two second winding guide wheels 312 and then is wound in the winding shaft barrel 35, the winding support plate is arranged on the right side of the winding shaft barrel 35, when the winding motor 31 works, the winding shaft barrel 35 is driven to rotate to wind the pole piece sub-bands, and each group of winding devices 3 can drive the two second winding guide wheels 312 to move on the guide rails 313 through the tensioning slide blocks, so that the tensioning force of each pole piece sub-band is controlled, each winding device 3 works independently, and even if a certain pole piece sub-band is broken, the work of winding the pole piece sub-bands of other winding devices 3 is not influenced.
Preferably, the discharging device 1 comprises a first discharging motor 11, a second discharging motor 12, a discharging sliding base 13, a screw rod, a discharging base 14, a discharging shaft rod 15 and a discharging shaft sleeve 16, wherein the discharging base 14 is arranged at the bottom of the workbench 4, the discharging base 14 is fixedly connected with the workbench 4 through a bolt, the discharging sliding base 13 is arranged at the front side of the discharging base 14, a slide rail is further arranged between the discharging base 14 and the discharging sliding base 13, the slide rail is fixedly connected with the discharging base 14, the discharging sliding base 13 is slidably connected with the discharging base 14, a first connecting block is further arranged at the rear side of the discharging sliding base 13, the first connecting block penetrates through the discharging base 14, the first discharging motor 11 is arranged at the rear side of the discharging base 14, the screw rod is arranged on a main shaft of the discharging motor, the first connecting block is sleeved on the screw rod and is connected with the screw rod in a threaded fit manner, when the first discharging motor 11 works, the first connecting block is matched with the screw rod to drive the discharging sliding base 13 to slide on the discharging base 14 through the rotation of the screw rod, the second discharging motor 12 is arranged at the front side of the discharging sliding base 13, the second discharging motor 12 is fixedly connected with the discharging sliding base 13, the discharging shaft rod 15 is arranged at the right side of the second discharging motor 12, the discharging shaft rod 15 is in transmission connection with a main shaft of the second discharging motor 12 through a transmission belt, the discharging shaft rod 15 penetrates through the workbench 4, the discharging shaft sleeve 16 is sleeved on the discharging shaft rod 15, the discharging shaft sleeve is arranged at the top of the working sleeve, and the discharging shaft sleeve 16 can be used for placing a pole piece master tape, and the first discharging motor 11 can work to drive the discharging sliding base 13 to slide, so that the height of the pole piece master tape is controlled, and discharging is facilitated.
Preferably, a discharging inflatable shaft center 17 is further arranged in the discharging shaft cylinder, four discharging inflatable bearing bushes 18 are further arranged around the discharging inflatable shaft center 17, and the four discharging inflatable bearing bushes 18 penetrate through the discharging shaft cylinder.
Preferably, three first tensioning guide wheels 19 and two second tensioning guide wheels 110 are further arranged on the left side of the discharging shaft cylinder, a discharging slider is arranged at the bottom of each of the two second tensioning guide wheels 110, a discharging guide rail 313 is arranged at the bottom of the discharging slider, the discharging slider is connected with the discharging guide rail 313 in a sliding manner, a second connecting block is further arranged on the discharging slider, a discharging tensioning cylinder 111 is further arranged at the bottom of the workbench 4, a spindle of the discharging tensioning cylinder 111 is fixedly connected with the second connecting block, when the second connecting cylinder just works, the two second tensioning guide wheels 110 can be driven to move through the second connecting block and the discharging slider, because a pole piece master tape output from the discharging shaft sleeve 16 needs to be firstly wound on the three first tensioning guide wheels 19 and the two second tensioning guide wheels 110, when the two second tensioning guide wheels 110 move, the tension of the pole piece master tape can be controlled.
Preferably, a connection belt base plate 112 is further arranged on the right side of the first tensioning guide wheel 19 and the right side of the second tensioning guide wheel 110, connection belt guide wheels 113 are arranged on the front side and the rear side of the connection belt base plate 112, two connection cylinders 114 are arranged on the right side of the connection belt base plate 112, a material pressing block 115 is further arranged on the connection belt base plate 112, the material pressing block 115 is fixedly connected with main shafts of the two connection cylinders 114, and when the pole piece master belt is used and needs to be replaced, the two connection cylinders 114 work to drive the material pressing block 115 to tightly press the pole piece master belt on the connection belt base plate 112 to be connected with a new pole piece master belt.
Preferably, the slitting and dust removing device 2 comprises a cutter holder 21, a first slitting cutter 22, a second slitting cutter 23 and a slitting motor 24, wherein the cutter holder 21 is arranged at the top of the workbench 4 and at the rear side of the connecting belt substrate 112, the first slitting cutter 22 and the second slitting cutter 23 are arranged on the cutter holder 21, the slitting motor 24 is arranged at the bottom of the workbench 4, the slitting motor 24 is fixedly connected with the workbench 4, the second slitting cutter 23 penetrates through the workbench 4, the second slitting cutter is connected with a main shaft of the slitting motor 24 through a transmission belt, when the slitting motor 24 works, the second slitting cutter 23 can be driven to rotate, the first slitting cutter 22 and the second slitting cutter 23 are both in shapes, the first slitting cutter 22 is connected with the second slitting cutter 23 in a clamping manner, when a pole piece mother belt passes through the first slitting cutter 22 and the second slitting cutter 23, is evenly cut into nine pole piece sub-bands, and burrs generated on the pole piece sub-bands during cutting are avoided.
Preferably, a waste hopper 25 is further arranged on the rear side of the cutter holder 21, and the waste hopper 25 can be used for absorbing waste materials generated after slitting of the pole piece master tape.
Preferably, the stripe dust removing device 2 further comprises two groups of brush powder components 26, wherein the two groups of brush powder components 26 are arranged on the top of the workbench 4 and are positioned at the rear side of the waste material hopper 25, each group of brush powder components 26 comprises a brush powder guide wheel 27, a brush powder platform 28, a brush powder motor 29 and a brush powder roller 210, the brush powder guide wheel 27 is arranged on the workbench 4, the brush powder guide wheel 27 can be used for guiding a pole piece belt, the brush powder motor 29 is arranged on the top of the workbench 4, a main shaft of the brush powder motor 29 is provided with a first gear 211, the left side of the first gear 211 is provided with a second gear 212, the second gear 212 is meshed with the first gear 211, the brush powder platform 28 is arranged on the top of the brush powder motor 29, the two brush powder rollers 210 are arranged in the brush powder platform 28, and the two brush powder motors 29 are respectively and fixedly connected with the first gear 211 and the second gear 212, when the brush motor 29 works, the two brush rollers 210 can be driven to rotate to brush off dust on the pole piece belts.
A pole piece slitting and winding method comprises the following steps:
s1: sleeving the pole piece mother belt to be stripped on the discharging shaft sleeve 16, and ejecting the four discharging air-swelling bearing bushes through a discharging air-swelling shaft center according to the inner diameter of the pole piece mother belt so as to adapt to pole piece mother belts with different inner diameters;
s2, pulling out one end of the pole piece master tape, firstly passing through the three first tensioning guide wheels 19 and the two second tensioning guide wheels 110, and controlling the tensioning force of the pole piece master tape;
s3: the pole piece master tape passes through the first slitting knife 22 and the second slitting knife 23, the slitting motor 24 works to drive the second slitting knife 23 to work, and the pole piece master tape is uniformly slit into nine pole piece sub-tapes;
s4: the four pole piece belts pass through the left brush powder component 26, the other five pole piece belts pass through the right brush powder component 26, and dust on the pole piece belts can be brushed away;
s5: nine pole piece sub-belts are respectively placed into nine groups of winding devices 3 through seven discharging guide wheels 5, wherein each group of winding devices 3 is provided with three first winding guide wheels and two second winding guide wheels 312, and the winding speed of each group of winding devices 3 can be independently controlled through the movement of the two second winding guide wheels 312.
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 utility model 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 (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022375406.1U CN215974130U (en) | 2020-10-22 | 2020-10-22 | Pole piece deviation rectifying and winding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022375406.1U CN215974130U (en) | 2020-10-22 | 2020-10-22 | Pole piece deviation rectifying and winding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215974130U true CN215974130U (en) | 2022-03-08 |
Family
ID=80506126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022375406.1U Expired - Fee Related CN215974130U (en) | 2020-10-22 | 2020-10-22 | Pole piece deviation rectifying and winding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215974130U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115593999A (en) * | 2022-11-11 | 2023-01-13 | 深圳市华众自动化工程有限公司（Cn） | A deviation correction device based on the principle of beam blocking |
-
2020
- 2020-10-22 CN CN202022375406.1U patent/CN215974130U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115593999A (en) * | 2022-11-11 | 2023-01-13 | 深圳市华众自动化工程有限公司（Cn） | A deviation correction device based on the principle of beam blocking |
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Granted publication date: 20220308 |