CN107478944B - Short circuit measuring mechanism for cylindrical lithium battery sheet-making and winding all-in-one machine - Google Patents
Short circuit measuring mechanism for cylindrical lithium battery sheet-making and winding all-in-one machine Download PDFInfo
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- CN107478944B CN107478944B CN201710821440.7A CN201710821440A CN107478944B CN 107478944 B CN107478944 B CN 107478944B CN 201710821440 A CN201710821440 A CN 201710821440A CN 107478944 B CN107478944 B CN 107478944B
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- short circuit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
Abstract
The invention provides a short circuit measuring mechanism for a cylindrical lithium battery sheet-making and winding integrated machine, which comprises an installation support, a return cylinder driving assembly arranged on the installation support, and a short circuit measuring system assembly movably connected with the return cylinder driving assembly; the short circuit testing system component comprises a connecting plate, a synchronous displacement rack fixedly connected with the connecting plate, a push-out cylinder arranged on the connecting plate, a measuring mounting plate driven by the push-out cylinder to move up and down, and a plurality of resistance testing springs arranged on the lower side of the measuring mounting plate and used for carrying out short circuit testing; the return cylinder driving assembly comprises a return cylinder and a first fixing plate used for fixing the return cylinder on the mounting support, and the traditional mode only comprises a group of short circuit measuring mechanisms, so that the capacity of the whole machine is seriously influenced, and a waiting phenomenon exists at the next station.
Description
[ technical field ]
The invention relates to the technical field of cylindrical lithium battery sheet-making and winding integrated machine components, in particular to a short circuit testing mechanism for a cylindrical lithium battery sheet-making and winding integrated machine, which is reasonable in structural design, high in testing efficiency and high in stability.
[ background art ]
Lithium battery winding machine is the important component part in the lithium cell production facility, it has very big influence to the quality and the life-span of battery, lithium battery winding machine's design is an important factor that influences battery production quality, in the winder, a survey short circuit mechanism for cylinder lithium cell film-making winding all-in-one is comparatively critical part, however, all adopt the single-station to survey short circuit device on the present winding all-in-one, the efficiency of software testing is low, be difficult to satisfy actual production and test demand gradually, the urgent need demand is faster, can satisfy the survey short circuit mechanism of requirement more.
In order to achieve an efficient testing effect and reduce the cost, a large number of research and development and experiments are carried out by technical personnel in the field, and the structural composition and the principle of the short-circuit testing mechanism are improved and improved, so that a better result is obtained.
[ summary of the invention ]
In order to solve the problems in the prior art, the invention provides the short circuit testing mechanism for the cylindrical lithium battery sheet-making and winding integrated machine, which is reasonable in structural design, high in testing efficiency and high in stability.
The invention provides a short circuit measuring mechanism for a cylindrical lithium battery sheet-making and winding all-in-one machine, which comprises an installation support, a return cylinder driving assembly arranged on the installation support and a short circuit measuring system assembly movably connected with the return cylinder driving assembly; the short circuit testing system component comprises a connecting plate, a synchronous displacement rack fixedly connected with the connecting plate, a push-out cylinder arranged on the connecting plate, a measuring mounting plate driven by the push-out cylinder to move up and down, and a plurality of resistance testing springs arranged on the lower side of the measuring mounting plate and used for carrying out short circuit testing; the withdrawing cylinder driving assembly comprises a withdrawing cylinder and a first fixing plate used for fixing the withdrawing cylinder on the mounting support; the first fixing plate is fixedly connected with the mounting support; a plurality of limiting rods are arranged between the first fixing plate and the connecting plate, the push-out cylinder and the measuring mounting plate move in parallel along the limiting rods, and the front end of the driving shaft of the return cylinder is fixedly connected with the connecting plate and used for pushing the connecting plate to move on the limiting rods; the synchronous displacement gear meshed with the synchronous displacement rack is further included.
Preferably, the synchronous displacement gear is fixedly arranged on the mounting support through a second fixing plate; and the first fixing plate and the second fixing plate are arranged oppositely.
Preferably, the number of the resistance measuring springs at the lower part of the measuring mounting plate is three, and the resistance measuring springs are fixedly arranged at the lower part of the measuring mounting plate at equal intervals.
Preferably, the short circuit measuring mechanism for the cylindrical lithium battery sheet-making and winding all-in-one machine further comprises a third fixing plate fixedly connected with the second fixing plate; the synchronous displacement gear is fixed on the third fixing plate.
Preferably, the mounting support comprises two parallel supporting rods and a reinforcing rod arranged between the two parallel supporting rods in a erecting mode; the first fixing plate and the second fixing plate are fixedly arranged on the two supporting rods respectively.
Preferably, the push-out cylinder is arranged in the middle of the measuring installation plate.
Preferably, one end of the synchronous displacement rack is fixedly connected with the connecting plate, and the other end of the synchronous displacement rack is erected on the synchronous displacement gear.
Preferably, a survey short-circuit mechanism for cylinder lithium cell film-making coiling all-in-one still includes and is used for the drive synchronous displacement gear pivoted driving motor and transmission power's belt pulley.
Compared with the prior art, the short circuit measuring mechanism for the cylindrical lithium battery sheet-making and winding all-in-one machine is characterized in that the plurality of resistance measuring springs 173 for short circuit testing are arranged on the lower side of the measuring mounting plate 172, the measuring mounting plate 172 moves up and down under the driving action of the push-out cylinder 174 in the actual use process, and the synchronous displacement rack 175 and the measuring mounting plate 172 move in parallel with the resistance measuring springs 173 under the driving action of the synchronous displacement gear 18 due to the meshing of the synchronous displacement rack 175 and the synchronous displacement gear 18.
[ description of the drawings ]
Fig. 1 is a schematic three-dimensional structure diagram of a short circuit measuring mechanism for a cylindrical lithium battery sheet-making and winding integrated machine.
[ detailed description of the invention ]
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the short circuit measuring mechanism 1 for the cylindrical lithium battery sheet-making and winding all-in-one machine of the present invention includes an installation support 11, a retraction cylinder driving assembly disposed on the installation support 11, and a short circuit measuring system assembly 17 movably connected to the retraction cylinder driving assembly; the short circuit testing system component 17 comprises a connecting plate 171, a synchronous displacement rack 175 fixedly connected with the connecting plate 171, a push-out cylinder 174 arranged on the connecting plate 171, a measuring mounting plate 172 driven by the push-out cylinder 174 to move up and down, and a plurality of resistance measuring springs 173 mounted on the lower side of the measuring mounting plate 172 and used for short circuit testing; the retraction cylinder driving assembly comprises a retraction cylinder 131 and a first fixing plate 13 for fixing the retraction cylinder 131 on the mounting support 11; the first fixing plate 13 is fixedly connected with the mounting support 11; a plurality of limiting rods 15 are arranged between the first fixing plate 13 and the connecting plate 171, the push-out cylinder 174 and the measuring mounting plate 172 move in parallel along the limiting rods 15, and the front end of the driving shaft of the return cylinder 131 is fixedly connected with the connecting plate 171 and used for pushing the connecting plate 171 to move on the limiting rods 15; and a synchronous displacement gear 18 in meshing engagement with the synchronous displacement rack 175.
Through set up a plurality of at measurement mounting panel 172 downside and be used for carrying out short circuit test's resistance measurement spring 173, in the in-service use process, it reciprocates under the drive effect of ejecting cylinder 174 to measure mounting panel 172, because synchronous displacement rack 175 and synchronous displacement gear 18 meshing, under synchronous displacement gear 18's drive, synchronous displacement rack 175 and measurement mounting panel 172 are together with each resistance measurement spring 173 parallel translation, the traditional mode only has a set of short circuit mechanism of surveying, seriously influence the complete machine productivity, there is the waiting phenomenon in next station, this design can effectual improvement detection efficiency.
Preferably, the synchronous displacement gear 18 is fixedly arranged on the mounting support 11 through a second fixing plate 19; and the first fixing plate 13 is disposed opposite to the second fixing plate 19. Structural design is reasonable, and stability is good.
Preferably, the number of the resistance measuring springs 173 at the lower portion of the measuring mounting plate 172 is three, and the resistance measuring springs 173 are fixedly disposed at equal intervals at the lower portion of the measuring mounting plate 172. The detection efficiency is high.
Preferably, the short circuit measuring mechanism 1 for the cylindrical lithium battery sheet-making and winding all-in-one machine further comprises a third fixing plate 181 fixedly connected with the second fixing plate 19; the synchronous displacement gear 18 is fixed to the third fixing plate 181.
Preferably, the mounting support 11 comprises two parallel supporting rods and a reinforcing rod arranged between the two parallel supporting rods; the first fixing plate 13 and the second fixing plate 19 are respectively fixed on the two support rods.
Preferably, the push-out cylinder 174 is disposed at a middle portion of the measurement mounting plate 172. The structural design is reasonable.
Preferably, one end of the synchronous displacement rack 175 is fixedly connected to the connecting plate 171, and the other end thereof is mounted on the synchronous displacement gear 18.
Preferably, the short circuit measuring mechanism 1 for the cylindrical lithium battery sheet-making and winding all-in-one machine further comprises a driving motor for driving the synchronous displacement gear 18 to rotate and a belt pulley for transmitting power.
In the actual operation process, when the battery cell placing belt advances, the synchronous displacement gear 18 rotates to drive the synchronous displacement rack 175 to synchronously move, after the measurement is completed, the retraction cylinder 131 pushes the whole mechanism to retract to start the next group of tests, the push-out cylinder 174 presses the resistance measuring spring 173 to open during the tests, and the resistance measuring spring 173 is driven by the torsion spring to clamp when the push-out cylinder 174 retracts.
Compared with the prior art, the short circuit measuring mechanism 1 for the cylindrical lithium battery sheet-making and winding all-in-one machine is characterized in that the plurality of resistance measuring springs 173 for short circuit testing are arranged on the lower side of the measuring mounting plate 172, the measuring mounting plate 172 moves up and down under the driving action of the pushing cylinder 174 in the actual use process, and the synchronous displacement rack 175 and the measuring mounting plate 172 move in parallel with the resistance measuring springs 173 under the driving action of the synchronous displacement gear 18 due to the meshing of the synchronous displacement rack 175 and the synchronous displacement gear 18.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a survey short circuit mechanism for cylinder lithium cell film-making coiling all-in-one which characterized in that: the device comprises an installation support, a withdrawal cylinder driving assembly arranged on the installation support and a short circuit measuring system assembly movably connected with the withdrawal cylinder driving assembly; the short circuit testing system component comprises a connecting plate, a synchronous displacement rack fixedly connected with the connecting plate, a push-out cylinder arranged on the connecting plate, a measuring mounting plate driven by the push-out cylinder to move up and down, and a plurality of resistance testing springs arranged on the lower side of the measuring mounting plate and used for carrying out short circuit testing; the withdrawing cylinder driving assembly comprises a withdrawing cylinder and a first fixing plate used for fixing the withdrawing cylinder on the mounting support; the first fixing plate is fixedly connected with the mounting support; a plurality of limiting rods are arranged between the first fixing plate and the connecting plate, the push-out cylinder and the measuring mounting plate move in parallel along the limiting rods, and the front end of the driving shaft of the return cylinder is fixedly connected with the connecting plate and used for pushing the connecting plate to move on the limiting rods; the synchronous displacement gear is meshed and matched with the synchronous displacement rack;
the quantity of the resistance measuring springs on the lower portion of the measuring mounting plate is three, the resistance measuring springs are fixedly arranged on the lower portion of the measuring mounting plate at equal intervals, the push-out cylinder is arranged in the middle of the measuring mounting plate, one end of the synchronous displacement rack is fixedly connected with the connecting plate, and the other end of the synchronous displacement rack is erected on the synchronous displacement gear.
2. The short circuit measuring mechanism for the cylindrical lithium battery sheet-making and winding all-in-one machine as claimed in claim 1, wherein: the synchronous displacement gear is fixedly arranged on the mounting support through a second fixing plate; and the first fixing plate and the second fixing plate are arranged oppositely.
3. The short circuit measuring mechanism for the cylindrical lithium battery sheet-making and winding all-in-one machine as claimed in claim 2, wherein: the third fixing plate is fixedly connected with the second fixing plate; the synchronous displacement gear is fixed on the third fixing plate.
4. The short circuit measuring mechanism for the cylindrical lithium battery sheet-making and winding all-in-one machine as claimed in claim 2, wherein: the mounting support comprises two parallel supporting rods and a reinforcing rod arranged between the two parallel supporting rods in a erecting mode; the first fixing plate and the second fixing plate are fixedly arranged on the two supporting rods respectively.
5. The short circuit measuring mechanism for the cylindrical lithium battery sheet-making and winding all-in-one machine as claimed in claim 1, wherein: the synchronous displacement gear is characterized by also comprising a driving motor for driving the synchronous displacement gear to rotate and a belt pulley for transmitting power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710821440.7A CN107478944B (en) | 2017-09-13 | 2017-09-13 | Short circuit measuring mechanism for cylindrical lithium battery sheet-making and winding all-in-one machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710821440.7A CN107478944B (en) | 2017-09-13 | 2017-09-13 | Short circuit measuring mechanism for cylindrical lithium battery sheet-making and winding all-in-one machine |
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| Publication Number | Publication Date |
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| CN107478944A CN107478944A (en) | 2017-12-15 |
| CN107478944B true CN107478944B (en) | 2022-06-10 |
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| CN201710821440.7A Active CN107478944B (en) | 2017-09-13 | 2017-09-13 | Short circuit measuring mechanism for cylindrical lithium battery sheet-making and winding all-in-one machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031018A (en) * | 2018-07-05 | 2018-12-18 | 深圳市德宇智能装备有限公司 | A kind of hot pressing survey short-circuiting means applied to quadrate lithium battery up- coiler |
| CN109031139A (en) * | 2018-07-06 | 2018-12-18 | 珠海华冠科技股份有限公司 | Battery core short-circuit test device and its test method, cylindrical battery core film-making up- coiler |
| CN111273175B (en) * | 2020-01-21 | 2022-01-07 | 合肥国轩高科动力能源有限公司 | Short circuit test follow-up device before cylindrical battery liquid injection |
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| CN2879442Y (en) * | 2006-03-17 | 2007-03-14 | 天津力神电池股份有限公司 | Column type lithium ion battery automatic winding machine pole group insulating resistance non-damage detecting mechanism |
| CN203392481U (en) * | 2013-07-26 | 2014-01-15 | 深圳市吉阳自动化科技有限公司 | Pole piece coiler and battery cell discharging and transferring device |
| CN204925292U (en) * | 2015-07-17 | 2015-12-30 | 深圳中元电子有限公司 | Online short circuit detection device of full -automatic winder |
| CN106595770B (en) * | 2016-12-30 | 2018-11-09 | 惠州金源精密自动化设备有限公司 | Electric die testing system |
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| CN2515807Y (en) * | 2001-11-13 | 2002-10-09 | 晏毓达 | Cell short-circuit checking device for lithium cell winding machine |
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| CN107478944A (en) | 2017-12-15 |
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Effective date of registration: 20230105 Address after: 236200 Room 301, building 1, phase II, Jushi e-commerce Park, north of Guanying Road, economic development zone, Yingshang County, Fuyang City, Anhui Province Patentee after: Fuyang Branch of Beijing Xinjiyuan Certification Co.,Ltd. Address before: 236000 factory building 5, old standard factory building, Shencheng Town Economic Development Zone, Yingshang County, Fuyang City, Anhui Province Patentee before: Anhui Sijun New Material Co.,Ltd. |