CN105674933B - A kind of lithium battery thickness measurement system - Google Patents
A kind of lithium battery thickness measurement system Download PDFInfo
- Publication number
- CN105674933B CN105674933B CN201610169627.9A CN201610169627A CN105674933B CN 105674933 B CN105674933 B CN 105674933B CN 201610169627 A CN201610169627 A CN 201610169627A CN 105674933 B CN105674933 B CN 105674933B
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- Prior art keywords
- guide rail
- voice coil
- axis guide
- seat
- press mechanism
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
It includes X-axis guide rail, Y-axis guide rail, Z axis guide rail, cam Shang Ding mechanisms and voice coil press mechanism that the present invention, which proposes a kind of lithium battery thickness measurement system, the Y-axis guide rail is slidably connected with the X-axis guide rail, the Y-axis guide rail can be slided along the X-axis guide rail, the Z axis guide rail is slidably connected with the Y-axis guide rail, and the Z axis guide rail can be slided along the Y-axis guide rail；Cam Shang Ding mechanisms are fixedly connected with the Z axis guide rail, and cam Shang Ding mechanisms are equipped with upright guide rail, and the upright guide rail is equipped with push-down head, and the push-down head is slided along the upright guide rail；The voice coil press mechanism is slidably connected with the Z axis guide rail, and the voice coil press mechanism can be slided up and down along Z axis guide rail.The pressure energy that the lithium battery thickness measurement system of the present invention acts on object to be measured accurately controls, and precision reaches ± 0.5g；Thickness measurements precision is high, reaches ± 0.003mm；It can be suitably used for different-thickness, the thickness measure of different location, measurement period is short.
Description
Technical field
The present invention relates to a kind of lithium battery thickness measurement systems.
Background technology
A kind of lithium battery thickness measurement system is that motor direct-drive is measured pressure head, contact and survey in the prior art
Amount thickness value is obtained indirectly by motor, and measurement accuracy is low, error is big, measurement period is long.
Another lithium battery thickness measurement system is that motor direct-drive is measured pressure head in the prior art, contact by
Measurement sensor is read, and is measured thickness value and is obtained indirectly by motor, measurement accuracy is low, and error is big, and measurement period is long.
Invention content
The present invention proposes a kind of lithium battery thickness measurement system, solves measuring system measurement accuracy in the prior art
It is low, the defects of error is big, and measurement period is long.
The technical proposal of the invention is realized in this way：A kind of lithium battery thickness measurement system, including X-axis guide rail, Y-axis are led
Rail, Z axis guide rail, cam Shang Ding mechanisms and voice coil press mechanism, the Y-axis guide rail is slidably connected with the X-axis guide rail, described
Y-axis guide rail can be slided along the X-axis guide rail, and the Z axis guide rail is slidably connected with the Y-axis guide rail, and the Z axis guide rail can be along institute
State Y-axis guide rail sliding；Cam Shang Ding mechanisms are fixedly connected with the Z axis guide rail, and cam Shang Ding mechanisms are equipped with perpendicular
Straight guide, the upright guide rail are equipped with push-down head, and the push-down head is slided along the upright guide rail；The voice coil press mechanism
It is slidably connected with the Z axis guide rail, the voice coil press mechanism can be slided up and down along Z axis guide rail, the voice coil press mechanism packet
Include take-up housing, displacement sensor, voice coil motor, sliding shoe, load cell and seaming chuck, the take-up housing and the Z axis
Guide rail is slidably connected, and institute's displacement sensors are connect with the sliding shoe, and the take-up housing is equipped with the linear guide, the sliding
Block is slidably connected with the linear guide, and the sliding shoe is sequentially connected load cell and seaming chuck, the voice coil motor
Mover connect with the sliding shoe, the stator of the voice coil motor is connect with the take-up housing.
Further, cam Shang Ding mechanisms include mechanism base and cam, and the mechanism base is solid with the Z axis guide rail
The output end of fixed connection, the cam and servo motor connects, and push-down head is moved along upright guide rail described in the actuated by cams.
Further, the voice coil press mechanism further includes voice coil stator seat and voice coil mover seat, the voice coil stator seat with
Take-up housing connection, the stator of the voice coil motor are connect with the voice coil stator seat, the mover of the voice coil motor and
Voice coil mover seat connection, institute's displacement sensors are plugged in the voice coil mover seat, the voice coil mover seat with it is described
Sliding shoe connects.
Further, the voice coil press mechanism further includes force adjustment screw rod, spring Mobile base, extension spring, the force adjustment spiral shell
Bar is plugged in the voice coil stator seat, and the force adjustment screw rod is threadedly coupled with the spring Mobile base, the spring Mobile base
It is connect with one end of the extension spring, the other end of the extension spring is connect with the sliding shoe.
Further, institute's displacement sensors are plugged in the voice coil stator seat.
Further, pressing head seat is equipped between the load cell and seaming chuck.
Beneficial effects of the present invention are：The lithium battery thickness measurement system of the present invention acts on the pressure on object to be measured
It can accurately control, precision reaches ± 0.5g；Thickness measurements precision is high, reaches ± 0.003mm；Different-thickness is can be suitably used for, no
With the thickness measure of position；Continuously the multiple positions of same measurement object can be measured；Software intelligent control, high degree of automation；
It is driven using servo motor, voice coil motor, high acceleration, measurement period is short.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without having to pay creative labor, may be used also for those of ordinary skill in the art
With obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of dimensional structure diagram of lithium battery thickness measurement system one embodiment of the present invention；
Fig. 2 is the fractionation structural representation of lithium battery thickness measurement system shown in Fig. 1；
Fig. 3 is the fractionation structural representation of the voice coil press mechanism of lithium battery thickness measurement system shown in Fig. 1；
Fig. 4 is the dimensional structure diagram of lithium battery；
Fig. 5 is the structural schematic diagram combined with measuring table when lithium battery thickness measurement system shown in Fig. 1 measures；
In attached drawing：1- take-up housings；2- the linear guides；3- displacement sensors；4- adjusting screw rods；5- voice coil stator seats；6- bullets
Spring Mobile base；7- voice coil motors；8- extension springs；9- voice coil mover seats；15- sliding shoes；16- load cells；17- pressure heads
Seat；18- seaming chucks；21-X axis rails；22-Y axis rails；23-Z axis rails；24- cam Shang Ding mechanisms；241- push-down heads；25-
Voice coil press mechanism；31- lithium batteries；311- anode ears；312- negative electrode lugs.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs. 1-3, a kind of lithium battery thickness measurement system, including X-axis guide rail 21, Y-axis guide rail 22, Z axis guide rail 23,
Cam Shang Ding mechanisms 24 and voice coil press mechanism 25, the Y-axis guide rail 22 are slidably connected with the X-axis guide rail 21, the Y-axis
Guide rail 22 can be slided along the X-axis guide rail 21, and the Z axis guide rail 23 is slidably connected with the Y-axis guide rail 22, the Z axis guide rail
23 can slide along the Y-axis guide rail 22；Cam Shang Ding mechanisms 24 are fixedly connected with the Z axis guide rail 23, on the cam
It pushes up mechanism 24 and is equipped with upright guide rail, the upright guide rail is equipped with push-down head 241, and the push-down head 241 is led vertically along described
Rail slides；The voice coil press mechanism 25 is slidably connected with the Z axis guide rail 23, and the voice coil press mechanism 25 can be led along Z axis
Rail 23 slides up and down, and the voice coil press mechanism 25 includes take-up housing 1, displacement sensor 3, voice coil motor 7, sliding shoe 15, surveys
Force snesor 16 and seaming chuck 18, the take-up housing 1 are slidably connected with the Z axis guide rail 23, institute's displacement sensors 3 and institute
The connection of sliding shoe 15 is stated, the take-up housing 1 is equipped with the linear guide 2, and the sliding shoe 15 connects with the sliding of the linear guide 2
It connects, the sliding shoe 15 is sequentially connected load cell 16 and seaming chuck 18, the mover of the voice coil motor 7 and the sliding
Block 15 connects, and the stator of the voice coil motor 7 is connect with the take-up housing 1.
Cam Shang Ding mechanisms 24 include mechanism base and cam, and the mechanism base is fixed with the Z axis guide rail 23
The output end of connection, the cam and servo motor connects, and push-down head 241 is moved along upright guide rail described in the actuated by cams.
The voice coil press mechanism 25 further includes voice coil stator seat 5 and voice coil mover seat 9, the voice coil stator seat 5 and institute
The connection of take-up housing 1 is stated, the stator of the voice coil motor 7 is connect with the voice coil stator seat 5, the mover of the voice coil motor 7
It is connect with the voice coil mover seat 9, institute's displacement sensors 3 are plugged in the voice coil mover seat 9, the voice coil mover seat 9
It is connect with the sliding shoe 15.
The voice coil press mechanism 25 further includes force adjustment screw rod 4, spring Mobile base 6, extension spring 8, the force adjustment screw rod 4
It is plugged in the voice coil stator seat 5, the force adjustment screw rod 4 is threadedly coupled with the spring Mobile base 6, the spring Mobile base
6 connect with one end of the extension spring 8, and the other end of the extension spring 8 is connect with the sliding shoe 15.
Institute's displacement sensors 3 are plugged in the voice coil stator seat 5.
Pressing head seat 17 is equipped between the load cell 16 and seaming chuck 18.
As shown in Figure 4,5, the operation principle of lithium battery thickness measurement system of the invention is as follows：
Mobile and correction push-down head upper surface, in same plane, moves down seaming chuck lower surface with measuring table upper surface
Apart from push-down head upper surface 0.5mm, mobile voice coil press mechanism makes push-down head contact, the upper push-down head of load cell feedback
Pressure value when contact adjusts this pressure value size until preset value by voice coil motor, read at this time displacement sensor is shown
Numerical value D1.
Upper push-down head is contacted with object upper and lower surface to be measured, and it is to be measured right that voice coil motor driving seaming chuck increase acts on
As upper pressure, load cell feedback measures end pressure, and voice coil motor adjusts output pressure in real time, until reaching default
Value.Displacement sensor is read at this time and shows numerical value D2, you can measures object thickness D=D2-D1 to be measured.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (3)
1. a kind of lithium battery thickness measurement system, it is characterised in that：Including being pushed up on X-axis guide rail, Y-axis guide rail, Z axis guide rail, cam
Mechanism and voice coil press mechanism, the Y-axis guide rail are slidably connected with the X-axis guide rail, and the Y-axis guide rail can be along the X-axis
Guide rail slides, and the Z axis guide rail is slidably connected with the Y-axis guide rail, and the Z axis guide rail can be slided along the Y-axis guide rail；It is described
Cam Shang Ding mechanisms are fixedly connected with the Z axis guide rail, and cam Shang Ding mechanisms are equipped with upright guide rail, the upright guide rail
It is equipped with push-down head, the push-down head is slided along the upright guide rail；The voice coil press mechanism connects with Z axis guide rail sliding
Connect, the voice coil press mechanism can be slided up and down along Z axis guide rail, the voice coil press mechanism include take-up housing, displacement sensor,
Voice coil motor, sliding shoe, load cell and seaming chuck, the take-up housing are slidably connected with the Z axis guide rail, the displacement
Sensor is connect with the sliding shoe, and the take-up housing is equipped with the linear guide, and the sliding shoe is slided with the linear guide
Connection, the sliding shoe are sequentially connected load cell and seaming chuck, and the mover of the voice coil motor connects with the sliding shoe
It connects, the stator of the voice coil motor is connect with the take-up housing；
Cam Shang Ding mechanisms include mechanism base and cam, and the mechanism base is fixedly connected with the Z axis guide rail, described
The output end of cam and servo motor connects, and push-down head is moved along upright guide rail described in the actuated by cams；
The voice coil press mechanism further includes voice coil stator seat and voice coil mover seat, and the voice coil stator seat connects with the take-up housing
It connects, the stator of the voice coil motor is connect with the voice coil stator seat, the mover of the voice coil motor and the voice coil mover seat
Connection, institute's displacement sensors are plugged in the voice coil mover seat, and the voice coil mover seat is connect with the sliding shoe；
The voice coil press mechanism further includes force adjustment screw rod, spring Mobile base, extension spring, and the force adjustment screw rod is plugged on described
In voice coil stator seat, the force adjustment screw rod is threadedly coupled with the spring Mobile base, the spring Mobile base and the stretching bullet
One end of spring connects, and the other end of the extension spring is connect with the sliding shoe.
2. lithium battery thickness measurement system as described in claim 1, it is characterised in that：Institute's displacement sensors are plugged on described
In voice coil stator seat.
3. lithium battery thickness measurement system as described in claim 1, it is characterised in that：The load cell and seaming chuck it
Between be equipped with pressing head seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610169627.9A CN105674933B (en) | 2016-03-22 | 2016-03-22 | A kind of lithium battery thickness measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610169627.9A CN105674933B (en) | 2016-03-22 | 2016-03-22 | A kind of lithium battery thickness measurement system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105674933A CN105674933A (en) | 2016-06-15 |
| CN105674933B true CN105674933B (en) | 2018-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610169627.9A Active CN105674933B (en) | 2016-03-22 | 2016-03-22 | A kind of lithium battery thickness measurement system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758454B (en) * | 2021-08-30 | 2024-02-27 | 天津市捷威动力工业有限公司 | Online thickness measuring device for battery cell packaging |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2842367Y (en) * | 2005-05-26 | 2006-11-29 | 深圳市比克电池有限公司 | Device for measuring thickness of cell |
| CN201251434Y (en) * | 2008-08-15 | 2009-06-03 | 天津力神电池股份有限公司 | Automatic thickness measuring device |
| CN203811137U (en) * | 2014-03-28 | 2014-09-03 | 东莞市德瑞精密设备有限公司 | Power lithium battery thickness measuring device |
| CN105081888A (en) * | 2015-09-02 | 2015-11-25 | 上海交通大学 | Two-dimensional vibration auxiliary laser scanning in-situ detection system and detection method thereof |
| CN205655814U (en) * | 2016-03-22 | 2016-10-19 | 东莞市骏智机电科技有限公司 | Lithium battery thickness measurement system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5358335B2 (en) * | 2009-07-28 | 2013-12-04 | トヨタ自動車株式会社 | Inspection device |
-
2016
- 2016-03-22 CN CN201610169627.9A patent/CN105674933B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2842367Y (en) * | 2005-05-26 | 2006-11-29 | 深圳市比克电池有限公司 | Device for measuring thickness of cell |
| CN201251434Y (en) * | 2008-08-15 | 2009-06-03 | 天津力神电池股份有限公司 | Automatic thickness measuring device |
| CN203811137U (en) * | 2014-03-28 | 2014-09-03 | 东莞市德瑞精密设备有限公司 | Power lithium battery thickness measuring device |
| CN105081888A (en) * | 2015-09-02 | 2015-11-25 | 上海交通大学 | Two-dimensional vibration auxiliary laser scanning in-situ detection system and detection method thereof |
| CN205655814U (en) * | 2016-03-22 | 2016-10-19 | 东莞市骏智机电科技有限公司 | Lithium battery thickness measurement system |
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| Publication number | Publication date |
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| CN105674933A (en) | 2016-06-15 |
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Address after: 523000 Songshan Lake Hi-tech Industrial Development Zone, Dongguan City, Guangdong Province, Room 417, Songhu Huake Industrial Incubation Park, Industrial South Road Patentee after: DONGGUAN JUNZHI ELECTROMECHANICAL TECHNOLOGY CO.,LTD. Address before: Room 413, 415, 417, 419 and 420, No. 6 Industrial South Road, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: DONGGUAN JUNZHI ELECTROMECHANICAL TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20211208 Address after: 523000 Room 102, building 2, 141 Liangping Road, Liaobu Town, Dongguan City, Guangdong Province Patentee after: Dongguan gongzhi Technology Co.,Ltd. Address before: Room 417, building 1, Songhu Huake industrial Incubation Park, Gongye South Road, Songshanhu hi tech Industrial Development Zone, Dongguan City, Guangdong Province, 523000 Patentee before: DONGGUAN JUNZHI ELECTROMECHANICAL TECHNOLOGY CO.,LTD. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A lithium battery thickness measurement system Effective date of registration: 20221101 Granted publication date: 20180907 Pledgee: Bank of China Co.,Ltd. Dongguan Branch Pledgor: Dongguan gongzhi Technology Co.,Ltd. Registration number: Y2022980020322 |