CN110940669A - Device and method for testing burrs on end face of lithium battery pole piece - Google Patents
Device and method for testing burrs on end face of lithium battery pole piece Download PDFInfo
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- CN110940669A CN110940669A CN201911147824.0A CN201911147824A CN110940669A CN 110940669 A CN110940669 A CN 110940669A CN 201911147824 A CN201911147824 A CN 201911147824A CN 110940669 A CN110940669 A CN 110940669A
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- pole piece
- shaft
- clamp splice
- threaded shaft
- tension meter
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
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- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention provides a device for testing burrs on the end face of a lithium battery pole piece, which comprises a measuring assembly arranged on a quadratic element measuring instrument, wherein the measuring assembly comprises bases arranged at two ends of a working table surface of the quadratic element measuring instrument, a guide shaft and a threaded shaft arranged between the bases at the two ends, a tension meter arranged on the guide shaft in sliding connection, and a clamping block arranged on one side of the tension meter and the corresponding base and used for clamping the pole piece; the guide shaft is fixedly installed on the bases at the two ends of the working table, the two ends of the threaded shaft are connected on the bases in a rotating mode through bearings, and a rotary table convenient for driving the threaded shaft to rotate is arranged at the outer end of one side of the threaded shaft. The device measures the pole pieces after fixing the pole pieces through the measuring assembly, linearly stretches the pole pieces, and avoids misjudgment caused by material falling of the cut end faces; the pole piece is clamped and stretched without folds, burr data can be accurately obtained by observing the pole piece by using a quadratic element measuring instrument, and the production standardization operation is convenient; the measuring method is convenient and quick, and the using method is simple and clear.
Description
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a device and a method for testing burrs on the end face of a lithium battery pole piece.
Background
When the lithium battery is produced, in order to prevent burrs from being generated in the pole piece slitting process, the procedure of end surface burr detection is added after slitting; for the procedure, the way of many enterprises is to roll the pole piece into a barrel shape and put the barrel shape under a quadratic element measuring instrument for burr testing, and even to use hand feeling to touch and check burrs. The existing end surface burr test has the following problems:
1. observation is inconvenient, and the test result is not accurate enough;
2. when the end face of the pole piece is rolled up, the material is easy to fall off, and new burrs are generated, so that misjudgment is caused.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a device and a method for testing burrs on the end face of a lithium battery pole piece, so as to solve the problems in the background art.
The technical problem solved by the invention is realized by adopting the following technical scheme: a device for testing burrs on the end face of a lithium battery pole piece comprises a measuring assembly arranged on a quadratic element measuring instrument, wherein the measuring assembly comprises bases arranged at two ends of a working table top of the quadratic element measuring instrument, a guide shaft and a threaded shaft arranged between the bases at the two ends, a tension meter arranged on the guide shaft in sliding connection, and a clamping block arranged on one side of the tension meter and the corresponding base and used for clamping the pole piece; the guide shaft is fixedly arranged on the bases at the two ends of the working table surface, the two ends of the threaded shaft are rotatably connected on the bases through bearings, and the outer end of one side of the threaded shaft is provided with a turntable which is convenient for driving the threaded shaft to rotate; the tension meter is connected with the guide shaft in a sleeved mode through the moving seat in a sliding mode, a threaded hole corresponding to the threaded shaft is formed in the middle of the moving seat, and the threaded shaft penetrates through the threaded hole and is connected with the moving seat in a threaded mode.
Preferably, the two ends of the movable seat, which are located in the threaded hole, are provided with shaft holes corresponding to the guide shafts, the movable shafts are connected on the guide shafts in a sliding mode through the shaft holes, and the upper end of the movable seat is fixedly provided with a tension meter.
Preferably, the clamp splice is including installing the first clamp splice on the base and installing the second clamp splice that corresponds first clamp splice one side at the tensiometer, be equipped with the U type groove of centre gripping pole piece between first clamp splice and the second clamp splice, first clamp splice and second clamp splice are equipped with the adjusting screw of adjusting the laminating of U type groove.
Preferably, the second clamping block is fixedly installed on one side of the outer end of the measuring rod of the tension meter, so that the tension of the pole piece can be measured conveniently.
A method for testing burrs on the end face of a lithium battery pole piece comprises the following steps:
the method comprises the following steps: taking a section of pole piece which is 15cm long after being cut, and fixing the end face to be tested on a second clamping block of the tension meter in an upward manner;
step two: the rotary turntable drives the tension meter to move to a corresponding position through the threaded shaft, and the first clamping block clamps and fixes one end of the pole piece, which is far away from the second clamping block;
step three: and rotating the turntable again to move the tension meter so that the pole piece is clamped and stretched without folds, and observing by using a quadratic element measuring instrument to accurately obtain burr data.
Compared with the prior art, the invention has the beneficial effects that: the device measures the pole pieces after fixing the pole pieces through the measuring assembly, linearly stretches the pole pieces, and avoids misjudgment caused by material falling of the cut end faces; the pole piece is clamped and stretched without folds, burr data can be accurately obtained by observing the pole piece by using a quadratic element measuring instrument, and the production standardization operation is convenient; the measuring method is convenient and quick, and the using method is simple and clear.
Drawings
Fig. 1 is a schematic diagram of a device for testing burrs on an end face of a lithium battery pole piece according to the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described below by combining the specific drawings.
As shown in fig. 1, a device for testing burrs on an end face of a lithium battery pole piece comprises a measuring assembly arranged on a quadratic element measuring instrument, wherein the measuring assembly comprises bases 2 arranged at two ends of a working table surface 1 of the quadratic element measuring instrument, a guide shaft 3 and a threaded shaft 4 arranged between the bases 2 at the two ends, a tension meter 5 arranged on the guide shaft 3 in sliding connection, and a clamping block arranged on one side of the tension meter 5 and the corresponding base 2 and used for clamping a pole piece 6; the guide shaft 3 is fixedly arranged on the base 2 at two ends of the working table surface 1, two ends of the threaded shaft 4 are rotatably connected on the base 2 through bearings, and the outer end of one side of the threaded shaft 4 is provided with a turntable 7 which is convenient for driving the threaded shaft 4 to rotate; the tensiometer 5 is cup jointed sliding connection on the guide shaft 3 through moving the seat 8, move the screw hole that 8 middles of seat are equipped with corresponding threaded shaft 4, threaded shaft 4 runs through the screw hole and moves 8 threaded connection of seat.
The difference between this embodiment and embodiment 1 is that the both ends that move seat 8 and be located the screw hole correspond guide shaft 3 and are equipped with the shaft hole, move seat 8 through shaft hole sliding connection on guide shaft 3, move the upper end fixed mounting of seat 8 and have tensiometer 5.
The difference between this embodiment and embodiment 1 is that the clamp splice includes first clamp splice 9 of installing on base 2 and installs the second clamp splice 10 that corresponds first clamp splice 9 one side at tensiometer 5, be equipped with the U type groove of centre gripping pole piece 6 between first clamp splice 9 and the second clamp splice 10, first clamp splice 9 and second clamp splice 10 are equipped with adjusting screw 11 of adjusting the laminating of U type groove.
The difference between this embodiment and embodiment 1 is that the second clamping block 10 is fixedly installed at one side of the outer end of the measuring rod of the tension meter 5, so as to measure the tension of the pole piece 6.
The invention also comprises a method for testing the burrs on the end face of the lithium battery pole piece, which comprises the following steps:
the method comprises the following steps: taking a pole piece with the length of about 15cm after being cut, and fixing the end face to be tested upwards on a second clamping block 10 of the tension meter 5;
step two: the rotary turntable 7 drives the tension meter 5 to move to a corresponding position through the threaded shaft 4, and the first clamping block 9 clamps and fixes one end of the pole piece 6, which is far away from the second clamping block 10;
step three: and rotating the turntable 7 again to move the tension meter 5 to enable the pole piece 6 to be clamped and stretched without folds, and observing by using a quadratic element measuring instrument to accurately obtain burr data.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a lithium battery pole piece terminal surface burr testing arrangement, is including installing the measuring component on quadratic element measuring apparatu, its characterized in that: the measuring assembly comprises bases arranged at two ends of a working table surface of the quadratic element measuring instrument, a guide shaft and a threaded shaft arranged between the bases at the two ends, a tension meter arranged on the guide shaft in sliding connection, and a clamping block arranged on one side of the tension meter and the corresponding base and used for clamping a pole piece; the guide shaft is fixedly arranged on the bases at the two ends of the working table surface, the two ends of the threaded shaft are rotatably connected on the bases through bearings, and the outer end of one side of the threaded shaft is provided with a turntable which is convenient for driving the threaded shaft to rotate; the tension meter is connected with the guide shaft in a sleeved mode through the moving seat in a sliding mode, a threaded hole corresponding to the threaded shaft is formed in the middle of the moving seat, and the threaded shaft penetrates through the threaded hole and is connected with the moving seat in a threaded mode.
2. The device for testing the burrs on the end face of the lithium battery pole piece according to claim 1, is characterized in that: the both ends that remove the seat and be located the screw hole correspond the guide shaft and are equipped with the shaft hole, remove the axle through shaft hole sliding connection on the guide shaft, the upper end fixed mounting who removes the seat has the tensiometer.
3. The device for testing the burrs on the end face of the lithium battery pole piece according to claim 1, is characterized in that: the clamp splice is including installing the first clamp splice on the base and installing the second clamp splice that corresponds first clamp splice one side at the tensiometer, be equipped with the U type groove of centre gripping pole piece between first clamp splice and the second clamp splice, first clamp splice and second clamp splice are equipped with the adjusting screw of adjusting the laminating of U type groove.
4. The device for testing the burrs on the end face of the lithium battery pole piece according to claim 3, is characterized in that: the second clamping block is fixedly arranged on one side of the outer end of the measuring rod of the tension meter, so that the tension of the pole piece can be measured conveniently.
5. The method for testing the burrs on the end face of the lithium battery pole piece according to any one of claims 1 to 4, wherein the method comprises the following steps: the method comprises the following steps:
the method comprises the following steps: taking a section of pole piece which is 15cm long after being cut, and fixing the end face to be tested on a second clamping block of the tension meter in an upward manner;
step two: the rotary turntable drives the tension meter to move to a corresponding position through the threaded shaft, and the first clamping block clamps and fixes one end of the pole piece, which is far away from the second clamping block;
step three: and rotating the turntable again to move the tension meter so that the pole piece is clamped and stretched without folds, and observing by using a quadratic element measuring instrument to accurately obtain burr data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911147824.0A CN110940669A (en) | 2019-11-21 | 2019-11-21 | Device and method for testing burrs on end face of lithium battery pole piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911147824.0A CN110940669A (en) | 2019-11-21 | 2019-11-21 | Device and method for testing burrs on end face of lithium battery pole piece |
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| Publication Number | Publication Date |
|---|---|
| CN110940669A true CN110940669A (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911147824.0A Pending CN110940669A (en) | 2019-11-21 | 2019-11-21 | Device and method for testing burrs on end face of lithium battery pole piece |
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| Country | Link |
|---|---|
| CN (1) | CN110940669A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004099757A1 (en) * | 2003-04-07 | 2004-11-18 | Systec, Inc. | Flow cells utilizing photometric techniques |
| JP2012181032A (en) * | 2011-02-28 | 2012-09-20 | Toray Eng Co Ltd | End face inspection method and end face inspection apparatus |
| CN203287255U (en) * | 2013-06-24 | 2013-11-13 | 深圳市倍特力电池有限公司 | Tension testing device |
| CN106684314A (en) * | 2016-12-19 | 2017-05-17 | 绵阳绿环新能源环保科技有限公司 | Pole piece strip cutting device with pressing function |
| CN107192719A (en) * | 2017-06-20 | 2017-09-22 | 江苏三杰新能源有限公司 | A kind of lithium battery pole slice cuts burr detection device |
| CN107941813A (en) * | 2017-12-25 | 2018-04-20 | 广东斯玛特自动化科技有限公司 | Lithium battery pole slice cuts burr detection device |
| CN208109710U (en) * | 2018-01-26 | 2018-11-16 | 深圳市林茂科技有限公司 | A kind of lithium battery pole slice cutting burr detection device |
| CN109324059A (en) * | 2018-10-11 | 2019-02-12 | 广东德尔智慧工厂科技有限公司 | A kind of novel lithium battery pole piece cutting burrs on edges detection device |
-
2019
- 2019-11-21 CN CN201911147824.0A patent/CN110940669A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004099757A1 (en) * | 2003-04-07 | 2004-11-18 | Systec, Inc. | Flow cells utilizing photometric techniques |
| JP2012181032A (en) * | 2011-02-28 | 2012-09-20 | Toray Eng Co Ltd | End face inspection method and end face inspection apparatus |
| CN203287255U (en) * | 2013-06-24 | 2013-11-13 | 深圳市倍特力电池有限公司 | Tension testing device |
| CN106684314A (en) * | 2016-12-19 | 2017-05-17 | 绵阳绿环新能源环保科技有限公司 | Pole piece strip cutting device with pressing function |
| CN107192719A (en) * | 2017-06-20 | 2017-09-22 | 江苏三杰新能源有限公司 | A kind of lithium battery pole slice cuts burr detection device |
| CN107941813A (en) * | 2017-12-25 | 2018-04-20 | 广东斯玛特自动化科技有限公司 | Lithium battery pole slice cuts burr detection device |
| CN208109710U (en) * | 2018-01-26 | 2018-11-16 | 深圳市林茂科技有限公司 | A kind of lithium battery pole slice cutting burr detection device |
| CN109324059A (en) * | 2018-10-11 | 2019-02-12 | 广东德尔智慧工厂科技有限公司 | A kind of novel lithium battery pole piece cutting burrs on edges detection device |
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Application publication date: 20200331 |