CN217637248U - Detection device for ensuring measurement accuracy of X-ray thickness gauge in positive electrode coating process - Google Patents
Detection device for ensuring measurement accuracy of X-ray thickness gauge in positive electrode coating process Download PDFInfo
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- CN217637248U CN217637248U CN202221631963.8U CN202221631963U CN217637248U CN 217637248 U CN217637248 U CN 217637248U CN 202221631963 U CN202221631963 U CN 202221631963U CN 217637248 U CN217637248 U CN 217637248U
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- thickness gauge
- measurement accuracy
- ray thickness
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- 238000000576 coating method Methods 0.000 title claims abstract description 37
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000005259 measurement Methods 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 43
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 238000005192 partition Methods 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 4
- 238000005057 refrigeration Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 238000001739 density measurement Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a guarantee anodal coating process X ray calibrator measurement accuracy's detection device belongs to anodal coating and detects technical field. The detecting device comprises a second support frame, a transmission device is arranged above the second support frame, a cooling device is arranged on one side of the upper portion of the transmission device, a mounting plate is arranged on one side of the cooling device, a first temperature sensor is fixedly mounted on the mounting plate, a first support frame is arranged on one side, away from the mounting plate, of the transmission device, and an X-ray thickness gauge is arranged above the first support frame. This kind of detection device is through a plurality of temperature sensor's setting, and the positive pole piece that can be quick carries out temperature detection, can realize the cooling to positive pole piece through the heat sink, and the effectual temperature of having avoided is to the influence of X ray thickness gauge, the effectual measurement accuracy who ensures the influence of X ray thickness gauge, has improved the production quality of positive pole piece.
Description
Technical Field
The utility model relates to a anodal coating detects technical field, in particular to guarantee anodal coating process X ray thickness gauge measurement accuracy's detection device.
Background
The measurement mode of the X-ray thickness gauge is transmission type measurement, when X-rays penetrate a certain material, the X-rays are reflected, scattered and absorbed by the material, so that the intensity of the transmitted rays has certain attenuation relative to the intensity of the incident rays. The attenuation is positively correlated with the areal density of the penetrated material.
The X-ray thickness gauge is based on the principle, and measures the intensity of the rays before and after the rays penetrate the material (positive pole piece) by an X-ray detector according to an absorption curve (absorption coefficient) which is obtained by calibrating and fitting a product in advance, so that the surface density of the material can be calculated.
The surface of the pole piece formed after coating and baking operation often has higher temperature, and when the temperature of the pole piece out of the box exceeds a certain temperature threshold value, the pole piece is conveyed into an X-ray thickness gauge to be detected, so that the surface density measurement precision is influenced, the actual pole piece coating surface density is further influenced, and the battery capacity is influenced.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a guarantee anodal coating process X ray thickness gauge measurement accuracy's detection device, when the pole piece temperature surpasss alarm temperature, heat sink automatic start, cool down the pole piece, make the pole piece temperature reduce to below the alarm temperature, guarantee that the thickness gauge detects pole piece areal density precision, guarantee actual coating areal density precision.
The embodiment of the utility model provides a detection device for ensuring the measurement precision of an X-ray thickness gauge in the anode coating process;
the X-ray thickness gauge is characterized by comprising a second support frame, wherein a transmission device is arranged above the second support frame, a cooling device is arranged above the transmission device, a mounting plate is arranged at the inlet end of the cooling device, a first temperature sensor is fixedly mounted on the mounting plate, a first support frame is arranged on one side, away from the mounting plate, of the transmission device, and the X-ray thickness gauge is arranged above the first support frame.
Preferably, transmission includes two curb plates, two curb plate parallel interval arrangement, curb plate and second support frame fixed connection, two be equipped with the drive roll axle between the curb plate one end, two be equipped with driven roller between the curb plate other end, the curb plate is located drive roll axle one side and is equipped with the motor, the drive roll axle with motor drive is connected, the drive roll axle passes through the transmission band transmission with the driven roller axle and is connected.
Preferably, an electric cabinet is arranged at one end, close to the motor, of the second support frame, and the X-ray thickness gauge and the motor are electrically connected with the electric cabinet.
Preferably, the cooling device comprises a shell, the shell is fixedly connected with the two side plates, a refrigerator is arranged on one side above the shell, the output end of the refrigerator extends to the upper end of the shell through a refrigerating pipe, a partition board is arranged below the refrigerating pipe in the shell, and a plurality of matrix arrangement air outlets are formed in the partition board.
Preferably, a plurality of air inlets are formed in the upper end of one side, away from the refrigerator, of the shell, and a fan is arranged in each air inlet.
Preferably, a filter screen is arranged at the upper end in the air inlet.
Preferably, the lower extreme is equipped with the mounting bracket in the casing, mounting bracket both ends fixed mounting has second temperature sensor.
Preferably, the detection device for ensuring the measurement accuracy of the X-ray thickness gauge in the anode coating process is characterized in that the first temperature sensor and the second temperature sensor are both non-contact infrared temperature sensors.
The embodiment of the utility model provides a beneficial effect that technical scheme brought includes at least:
the utility model discloses a can transmit the positive pole piece after the coating through transmission device, the heat sink can cool down the positive pole piece after the coating, a temperature sensor can carry out the temperature to the positive pole piece after the coating and detect, when detecting the positive pole piece temperature after the coating and be higher than the settlement temperature, the transmission band transmits the positive pole piece to inside the casing, the refrigerator output refrigerates casing inside through the cooling tube, thereby reduce the inside temperature of casing, air conditioning passes through the venthole effect on the positive pole piece after the coating simultaneously, thereby reach the purpose to the positive pole piece cooling after the coating. This kind of detection device simple structure, convenient operation, through a plurality of temperature sensor's setting, positive pole piece that can be quick carries out temperature detection, can realize the cooling to positive pole piece through the heat sink, and the effectual influence of avoiding the temperature to the X ray calibrator has effectually ensured the measurement accuracy of the influence of X ray calibrator, has improved the production quality of positive pole piece.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a detection device for ensuring measurement accuracy of an X-ray thickness gauge in a positive coating process according to an embodiment of the present invention;
fig. 2 is a side view structure cross-sectional view of a detection device for ensuring the measurement accuracy of the positive coating process X-ray thickness gauge provided by the embodiment of the utility model.
Fig. 3 is a schematic structural view of a transmission device and a second supporting frame according to an embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The X-ray thickness gauge is based on the principle, and measures the intensity of the rays before and after the rays penetrate the material (positive pole piece) by an X-ray detector according to an absorption curve (absorption coefficient) which is obtained by calibrating and fitting a product in advance, so that the surface density of the material can be calculated.
The surface of the pole piece formed after coating and baking operation often has higher temperature, and when the temperature of the pole piece out of the box exceeds a certain temperature threshold value, the pole piece is conveyed into an X-ray thickness gauge to be detected, so that the surface density measurement precision is influenced, the actual pole piece coating surface density is further influenced, and the battery capacity is influenced.
Fig. 1 is a schematic structural diagram of a detection device for ensuring measurement accuracy of an X-ray thickness gauge in an anode coating process, provided by an embodiment of the present invention. Fig. 2 is a cross-sectional view provided by an embodiment of the present invention. Fig. 3 is a schematic structural view of a transmission device and a second supporting frame according to an embodiment of the present invention. As shown in fig. 1 to 3, the present applicant has provided, through practice, a detection apparatus for ensuring measurement accuracy of an X-ray thickness gauge for a positive electrode coating process, characterized by comprising:
Optionally, the transmission device 1 includes two side plates 11, the two side plates 11 are arranged at a distance from each other in parallel, the side plates 11 are fixedly connected to the second support frame 9, a driving roller shaft 13 is disposed between one ends of the two side plates, a driven roller shaft 15 is disposed between the other ends of the two side plates, the side plates 11 are disposed on one side of the driving roller shaft 13 and provided with a motor 14, the driving roller shaft (13) is in transmission connection with the motor (14), and the driving roller shaft 13 is in transmission connection with the driven roller shaft 15 through a transmission belt 16. Exemplarily, in the embodiment of the present invention, the driving roller shaft 13 and the driven roller shaft 15 both ends all with curb plate 11 swing joint, and the motor 14 is carrying out the during operation, and the motor 14 drives the driving roller shaft 13 and rotates, and the driven roller shaft 15 who is connected with the driving roller shaft 13 through the transmission of transmission band 16 also rotates thereupon to make the positive pole piece after transmission band 16 can coat carry.
Optionally, one end of the second support frame 9, which is close to the motor 14, is provided with an electric cabinet 12, the electric cabinet 12 can respectively control the start and stop of the transmission belt 16 of the detection device and the X-ray thickness gauge 8, the operation is convenient, and the X-ray thickness gauge 8 can be closed when the temperature of the pole piece is detected to be too high, so that meaningless deviation result data can be prevented from being output.
Optionally, the cooling device 2 includes a housing 21, the housing 21 is fixedly connected with the side plate 11, a refrigerator 22 is arranged on one side above the housing 21, an output end of the refrigerator 22 extends to the upper end of the housing 21 through a refrigeration pipe 23, a partition plate 24 is arranged below the refrigeration pipe 23 in the housing 21, and a plurality of matrix arrangement air outlets 25 are formed in the partition plate 24. Exemplarily, in the embodiment of the present invention, the refrigerator 22 is working, and the output end of the refrigerator 22 is refrigerating the inside of the casing 21 through the refrigerating pipe 23, so as to reduce the temperature inside the casing 21, and meanwhile, the air conditioning acts on the coated positive electrode plate through the air outlet 25, so as to achieve the purpose of cooling the coated positive electrode plate.
Optionally, the upper end of the side of the casing 21 away from the refrigerator 22 is provided with a plurality of air inlets 26 arranged in a matrix, and a fan 27 is arranged in the air inlets 26. Exemplarily, in the embodiment of the present invention, the fan 27 is in operation, and the fan 27 transmits the airflow outside the casing 21 to the inside of the casing 21, so as to accelerate the flowing speed of the airflow inside the casing 21, thereby improving the cooling speed of the coated positive electrode plate.
Optionally, a filter screen 28 is provided at the inner upper end of the air inlet 26. Exemplarily, in the embodiment of the present invention, the filter screen 28 can filter the air flow entering the inside of the housing 21, and avoid solid impurities such as dust from entering the inside of the housing 21, thereby affecting the coated positive electrode plate.
Optionally, a mounting bracket 5 is arranged at the lower end in the housing 21, and the second temperature sensor 6 is fixedly mounted at two ends of the mounting bracket 5. Exemplarily, in the embodiment of the present invention, the second temperature sensor 6 can detect the temperature of the positive electrode plate during the cooling process, and transmit the temperature information to the control system, so that the control system can automatically adjust the operating state of the detecting device. The detection accuracy of the detection device is further improved.
Optionally, the first temperature sensor 4 and the second temperature sensor 6 are both non-contact infrared temperature sensors, and the non-contact infrared temperature sensors can perform non-contact temperature detection, so that the response speed is high, and the temperature field is not interfered.
The utility model provides a detection device's work flow as follows: when the motor 14 works, the motor 14 drives the driving roller shaft 13 to rotate, the driven roller shaft 15 which is in transmission connection with the driving roller shaft 13 through the transmission belt 16 also rotates along with the driving roller shaft, so that the positive pole piece which can be coated by the transmission belt 16 can be conveyed, the first temperature sensor 4 can detect the temperature of the coated positive pole piece, when the temperature of the coated positive pole piece is higher than the set temperature, the transmission belt 16 conveys the positive pole piece to the inside of the shell 21, the motor 14 stops working, then, the refrigerator 22 and the fan 27 start to work, the output end of the refrigerator 22 refrigerates the inside of the shell 21 through the refrigerating pipe 23, the fan 27 conveys the air flow outside the shell 21 to the inside of the shell 21, thereby accelerating the flowing speed of the air flow inside the shell 21, the air flow can rapidly act on the positive pole piece conveyed by the transmission belt 16, so that the cold air cools the positive pole piece, when the temperature of the positive pole piece is reduced to the set temperature by the second temperature sensor 6, the transmission belt 16 conveys the positive pole piece, so that the positive pole piece enters the X-ray thickness meter 8, and the thickness of the positive pole piece is detected.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms a, an, etc. do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item appearing in front of the word "comprising" or "comprises" includes the element or item listed after the word "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.
The above description is only an optional embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A detection device for ensuring the measurement accuracy of an X-ray thickness gauge in a positive electrode coating process is characterized by comprising:
second support frame (9), second support frame (9) top is equipped with transmission device (1), transmission device (1) top is equipped with heat sink (2), the entrance point of heat sink (2) is equipped with mounting panel (3), mounting panel (3) fixed mounting has first temperature sensor (4), transmission device (1) is kept away from mounting panel (3) one side and is equipped with first support frame (7), first support frame (7) top is equipped with X ray calibrator (8).
2. The detection device for ensuring the measurement accuracy of the X-ray thickness gauge in the positive electrode coating process is characterized in that the transmission device (1) comprises two side plates (11), the two side plates (11) are arranged in parallel at intervals, the side plates (11) are fixedly connected with a second support frame (9), a driving roll shaft (13) is arranged between one ends of the two side plates (11), a driven roll shaft (15) is arranged between the other ends of the two side plates (11), a motor (14) is arranged on one side, located on the driving roll shaft (13), of each side plate (11), the driving roll shaft (13) is in transmission connection with the motor (14), and the driving roll shaft (13) is in transmission connection with the driven roll shaft (15) through a transmission belt (16).
3. The detection device for ensuring the measurement accuracy of the X-ray thickness gauge in the positive pole coating process according to claim 2, wherein an electric cabinet (12) is arranged at one end of the second support frame (9) close to the motor (14), and the X-ray thickness gauge (8) and the motor (14) are electrically connected with the electric cabinet (12).
4. The detection device for ensuring the measurement accuracy of the X-ray thickness gauge in the positive electrode coating process according to claim 3, wherein the cooling device (2) comprises a shell (21), the shell (21) is fixedly connected with the two side plates (11), a refrigerator (22) is arranged on one side above the shell (21), the output end of the refrigerator (22) extends to the upper end of the shell (21) through a refrigeration pipe (23), a partition plate (24) is arranged below the refrigeration pipe (23) in the shell (21), and a plurality of air outlet holes (25) arranged in a matrix are formed in the partition plate (24).
5. The detection device for ensuring the measurement accuracy of the X-ray thickness gauge in the anode coating process according to claim 4, wherein a plurality of air inlets (26) are formed in the upper end of one side of the shell (21) away from the refrigerator (22), and a fan (27) is arranged in each air inlet (26).
6. The detection device for ensuring the measurement accuracy of the X-ray thickness gauge in the positive coating process according to claim 5, wherein a filter screen (28) is arranged at the inner upper end of the air inlet (26).
7. The detection device for ensuring the measurement accuracy of the X-ray thickness gauge in the positive electrode coating process according to claim 4, wherein a mounting frame (5) is arranged at the inner lower end of the shell (21), and second temperature sensors (6) are fixedly mounted at two ends of the mounting frame (5).
8. The detection device for ensuring the measurement accuracy of the X-ray thickness gauge in the positive electrode coating process according to claim 1, wherein the first temperature sensor (4) and the second temperature sensor (6) are both non-contact infrared temperature sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221631963.8U CN217637248U (en) | 2022-06-27 | 2022-06-27 | Detection device for ensuring measurement accuracy of X-ray thickness gauge in positive electrode coating process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221631963.8U CN217637248U (en) | 2022-06-27 | 2022-06-27 | Detection device for ensuring measurement accuracy of X-ray thickness gauge in positive electrode coating process |
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| CN217637248U true CN217637248U (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221631963.8U Active CN217637248U (en) | 2022-06-27 | 2022-06-27 | Detection device for ensuring measurement accuracy of X-ray thickness gauge in positive electrode coating process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115753496A (en) * | 2022-11-08 | 2023-03-07 | 东莞市爱康智能技术有限公司 | Online surface density measuring instrument for battery pole piece |
| CN116817805A (en) * | 2023-06-19 | 2023-09-29 | 常州锐奇精密测量技术有限公司 | Pole piece coating edge thinning and measuring method |
-
2022
- 2022-06-27 CN CN202221631963.8U patent/CN217637248U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115753496A (en) * | 2022-11-08 | 2023-03-07 | 东莞市爱康智能技术有限公司 | Online surface density measuring instrument for battery pole piece |
| CN115753496B (en) * | 2022-11-08 | 2024-04-05 | 东莞市爱康智能技术股份有限公司 | On-line surface density measuring instrument for battery pole piece |
| CN116817805A (en) * | 2023-06-19 | 2023-09-29 | 常州锐奇精密测量技术有限公司 | Pole piece coating edge thinning and measuring method |
| CN116817805B (en) * | 2023-06-19 | 2024-04-19 | 常州锐奇精密测量技术有限公司 | Pole piece coating edge thinning and measuring method |
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