CN110103164B - Positioning device - Google Patents
Positioning device Download PDFInfo
- Publication number
- CN110103164B CN110103164B CN201910471707.3A CN201910471707A CN110103164B CN 110103164 B CN110103164 B CN 110103164B CN 201910471707 A CN201910471707 A CN 201910471707A CN 110103164 B CN110103164 B CN 110103164B
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- Prior art keywords
- positioning
- piece
- battery cell
- jig
- driving
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- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 238000003825 pressing Methods 0.000 claims description 27
- 238000006073 displacement reaction Methods 0.000 description 44
- 238000010586 diagram Methods 0.000 description 5
- 238000009966 trimming Methods 0.000 description 5
- 238000010409 ironing Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a positioning device, which comprises a jig, a first positioning mechanism and a second positioning mechanism; the jig is used for bearing the battery cell; the positioning end of the first positioning mechanism and the positioning end of the second positioning mechanism respectively position the battery core borne by the jig, and the moving direction of the positioning end of the first positioning mechanism is opposite to the moving direction of the positioning end of the second positioning mechanism. According to the positioning device, through the cooperation of the first positioning mechanism and the second positioning mechanism, the battery cells borne by the jig are positioned simultaneously from opposite directions, and accurate positioning of the battery cells is achieved.
Description
Technical Field
The invention relates to the technical field of automatic production of lithium batteries, in particular to a positioning device.
Background
In the production process of the lithium battery, the side edges of the battery cells are required to be subjected to trimming, edge folding and edge ironing pressure maintaining so as to enable the battery cells to be formed, and in order to ensure the accurate progress of trimming, edge folding and edge ironing pressure maintaining processes, the battery cells are required to be positioned before trimming; in the prior art, the positioning accuracy before trimming the battery cell is insufficient, so that the subsequent trimming, flanging and edge ironing pressure maintaining process is affected.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a positioning device.
A positioning device includes: the device comprises a jig, a first positioning mechanism and a second positioning mechanism; the jig is used for bearing the battery cell; the positioning end of the first positioning mechanism and the positioning end of the second positioning mechanism respectively position the battery core borne by the jig, and the moving direction of the positioning end of the first positioning mechanism is opposite to the moving direction of the positioning end of the second positioning mechanism.
According to an embodiment of the present invention, the first positioning mechanism includes a first positioning driving member and a first positioning member; the output end of the first positioning driving piece is connected with the first positioning piece, and the first positioning driving piece drives the first positioning piece to move towards one side edge of the battery cell.
According to an embodiment of the present invention, the first positioning mechanism further includes a first positioning adjustment member; the first positioning adjusting piece is used for adjusting the height of the first positioning piece relative to the battery cell.
According to an embodiment of the present invention, the second positioning mechanism includes a second positioning driving member and a second positioning member; the output end of the second positioning driving piece is connected with the second positioning piece, and the second positioning driving piece drives the second positioning piece to move towards the other side edge of the battery cell.
According to an embodiment of the present invention, the second positioning mechanism further includes a buffer; the output end of the second positioning driving piece is connected with the second positioning piece through the buffer piece.
According to an embodiment of the present invention, the second positioning mechanism further includes a second positioning adjustment member; the second positioning adjusting piece is used for adjusting the height of the second positioning piece relative to the battery cell.
According to one embodiment of the invention, the jig comprises a bearing plate, a clamping plate and a connecting rod locking piece; the clamping plate is positioned above the bearing plate, and the connecting rod locking piece is connected with the clamping plate; the battery cell is born in the bearing plate, and the connecting rod locking piece drives the clamping plate to move relative to the bearing plate, so that the clamping plate is matched with the bearing plate to form a clamping and loosening state for the battery cell.
According to an embodiment of the invention, the device further comprises a jig opening and closing mechanism; the jig opening and closing mechanism is positioned above the jig and is connected with the connecting rod locking piece; the jig opening and closing mechanism drives the connecting rod locking piece to control the movement of the clamping plate.
According to an embodiment of the invention, the jig opening and closing mechanism comprises a pulling-up driving piece and a pulling-up piece; the output end of the lifting driving piece is connected with the lifting piece, and the lifting driving piece drives the lifting piece to move towards the connecting rod locking piece; the lifting piece is detachably connected with the connecting rod locking piece.
According to an embodiment of the present invention, the jig opening and closing mechanism further includes a pressing driving member and a pressing member; the output end of the pressing driving piece is connected with the pressing piece, the pressing driving piece drives the pressing piece to move towards the connecting rod locking piece, and the pressing piece is in butt joint with the connecting rod locking piece.
Compared with the prior art, the battery cell that this application bore the jig from the position in opposite directions is fixed a position simultaneously through the cooperation of first positioning mechanism and second positioning mechanism, realizes the accurate positioning to the battery cell.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
FIG. 1 is a schematic diagram of a positioning device in the present embodiment;
fig. 2 is a schematic structural diagram of a first positioning mechanism in the present embodiment;
FIG. 3 is a schematic structural diagram of a second positioning mechanism in the present embodiment;
fig. 4 is an enlarged view at a of fig. 3 in the present embodiment;
FIG. 5 is a schematic view of a positioning device according to another view angle of the present embodiment;
fig. 6 is an enlarged view of the portion B of fig. 5 in the present embodiment.
Reference numerals illustrate:
1. a jig; 11. a carrying plate; 12. a clamping plate; 13. connecting a locking piece; 131. a lower plate; 1331. a hinge position; 132. a connecting rod locking structure; 1321. a middle connecting rod; 1322. a first link; 1323. a second link; 1324. a third link; 1325. a fourth link; 1326. a fifth link; 1327. a sixth link; 1328. a limiting table; 1329. pulling up the guide post; 133. an upper plate; 134. an output pipe; 135. an output shaft; 14. pressing the buffer piece; 141. a second elastic member; 142. a second guide post; 2. a first positioning mechanism; 21. a first positioning drive; 211. a bottom plate; 212. a screw rod bearing plate; 213. a screw pair; 213. a slide rail; 215. a sliding table; 216. a shaft coupler; 217. a driving motor; 22. a first positioning member; 23. a first positioning adjustment member; 231. adjusting the supporting plate; 232. an adjusting slide block; 233. adjusting the fixed block; 234. an adjusting screw; 235. thousand heads; 24. a first positioning bracket; 241. a support frame; 242. a support plate; 25. a first displacement detecting member; 251. a first displacement sensor; 252. a first displacement plate; 3. a second positioning mechanism; 31. a second positioning driving member; 32. a second positioning member; 33. a buffer member; 331. a first buffer block; 332. a first elastic member; 333. guide sleeve; 334. a second buffer block; 335. a third displacement detecting member; 3351. a second displacement sensor; 3352. a second displacement plate; 34. a second positioning adjustment member; 35. a second positioning bracket; 36. a second displacement detecting member; 4. the jig opening and closing mechanism; 41. pulling up the driving member; 42. a pull-up member; 43. pressing down the driving piece; 44. a pressing piece; 5. the jig opens and closes the sensing piece.
Detailed Description
Various embodiments of the invention are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the invention. That is, in some embodiments of the invention, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear are used in the embodiments of the present invention) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.
Furthermore, descriptions such as those related to "first," "second," and the like, are provided for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the invention solely for distinguishing between components or operations described in the same technical language and are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first", "a second" may include at least one such feature, either explicitly or implicitly. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
For a further understanding of the nature, features, and efficacy of the present invention, the following examples are set forth in order to provide a further understanding of the invention, and are intended to be described in connection with the accompanying drawings:
referring to fig. 1, fig. 1 is a schematic structural diagram of a positioning device in this embodiment. The positioning device in this embodiment includes a jig 1, a first positioning mechanism 2 and a second positioning mechanism 3. The jig 1 is used for bearing the battery core, the positioning end of the first positioning mechanism 2 and the positioning end of the second positioning mechanism 3 are used for respectively positioning the battery core borne by the jig 1, and the moving direction of the positioning end of the first positioning mechanism 2 is opposite to the moving direction of the positioning end of the second positioning mechanism 3.
According to the positioning device, through the cooperation of the first positioning mechanism 2 and the second positioning mechanism 3, the battery cells borne by the jig 1 are positioned simultaneously from opposite directions, and accurate positioning of the battery cells is achieved.
With continued reference to fig. 1 and 2, fig. 2 is a schematic structural diagram of the first positioning mechanism in the present embodiment. Further, the first positioning mechanism 2 includes a first positioning drive member 21, a first positioning member 22, a first positioning adjustment member 23, and a first positioning bracket 24. The first positioning driving piece 21 is arranged on the first positioning bracket 24, the output end of the first positioning driving piece is connected with the first positioning piece 22, and the first positioning driving piece 21 drives the first positioning piece 22 to move towards one side of the battery cell and position one side of the battery cell. The first positioning member 23 is used for adjusting the height of the first positioning member 22 relative to the battery cell.
Specifically, the first positioning bracket 24 is located at one side of the jig 1, and is used for bearing and supporting the first positioning driving member 21. The first positioning bracket 24 includes a supporting frame 241 and a supporting plate 242, the supporting plate 242 is disposed at an upper end of the supporting frame 241, the supporting plate 242 is perpendicular to the supporting frame 241, and in this embodiment, the supporting plate 242 is parallel to the battery cell.
The first positioning driving member 21 is disposed on the support plate 242, and the first positioning driving member 21 includes a bottom plate 211, two screw bearing plates 212, a screw pair 213, a slide rail 214, a slide table 215, a shaft connector 216, and a driving motor 217. Wherein the bottom plate 211 is laid on the support plate 242; the two screw rod bearing plates 212 are positioned on the upper surface of the bottom plate 211 and are respectively and vertically arranged at two ends of the bottom plate 211; two ends of a screw rod of the screw rod pair 213 are respectively and rotatably connected with the two screw rod bearing plates 212; the sliding rail 214 is arranged on the bottom plate 211 and is positioned on one side of the screw pair 213, and the sliding rail 214 is parallel to the screw pair 213; the sliding table 215 is connected to the sliding rail 214 in a sliding manner and is connected with a screw of the screw rod pair 213, and when the screw rod of the screw rod pair 213 rotates, the screw of the screw rod pair 213 linearly moves and drives the sliding table 215 to slide on the sliding rail 214; one end of the screw pair 213 passes through the screw bearing plate 212 and is connected with the output end of the driving motor 217 through the shaft connector 216. The driving motor 217 drives the screw rod of the screw rod pair 213 to rotate through the shaft connector 216, so as to drive the sliding table 215 to slide on the sliding rail 214, and the moving position of the sliding table 215 on the sliding rail 214 can be controlled by controlling the driving of the driving motor 217 to the screw rod pair 213, so that the sliding table 215 can stay at any position on the sliding rail 214.
One end of the first positioning member 22 is disposed on the sliding table 215, and one end of the first positioning member faces the battery cell carried by the fixture 1. The driving motor 217 drives the sliding table 215 to move towards the battery cell and drives the first positioning piece 22 to move towards one side of the battery cell so as to position one side of the battery cell. The driving motor 217 can drive the sliding table 215 to stay at any position of the sliding rail 214, and the first positioning piece 22 is arranged on the sliding table 215, that is, by controlling the driving motor 217, the first positioning piece 22 can stay at any position relative to the battery core, when the size of the battery core to be positioned is changed, the position of the first positioning piece 22 when the battery core is positioned is adjusted in an adaptive manner, namely, the pushing distance of the first positioning piece 22 when the battery core is positioned, so that the positioning of the battery core compatible with different sizes is realized. The first positioning member 22 in this embodiment employs a push plate. The first positioning member 22 is parallel to the battery cell, and the end of the first positioning member 22 is opposite to one side of the battery cell, preferably, the shape of the end of the first positioning member 22 is similar to the shape of the side of the battery cell.
The first positioning adjusting member 23 includes an adjusting support plate 231, an adjusting slider 232, an adjusting fixing block 233, and an adjusting screw 234. The adjusting support plate 231 is vertically arranged on the sliding table 215, the adjusting slide block 232 is in sliding connection with the adjusting support plate 231, one end of the first positioning piece 22 is fixed on the adjusting slide block 232, the adjusting fixing plate 233 is fixedly arranged at the upper end of the adjusting support plate 231, two ends of the adjusting screw 234 are respectively in threaded connection with the adjusting fixing plate 233 and the adjusting slide block 232, the adjusting screw 234 is in threaded connection with the depth of the adjusting fixing plate 233, and then the height of the adjusting slide block 232 relative to the sliding table 215 is adjusted, so that the purpose of adjusting the height of the first positioning piece 22 relative to the sliding table 215 is achieved. So, when the tool 1 bears the height or thickness of electric core and changes, adjust the height of first setting element 22 through first setting element 23 for first setting element 22 is just to the side of electric core all the time, guarantees that first setting element 22 is when fixing a position the electric core, and electric core atress is even, guarantees the accuracy of location. Preferably, the first positioning adjusting member 23 further includes a thousand-minute head 235, the thousand-minute head 235 is disposed on the adjusting fixing plate 233 and parallel to the adjusting screw 234, and the accuracy of the adjusting screw 234 during adjustment is enabled by the setting of the thousand-minute head 235.
Referring back to fig. 2, further, the first positioning mechanism 2 further includes a first displacement detecting member 25. The first displacement detecting member 25 includes two first displacement sensors 251 and a first displacement plate 252, the two first displacement sensors 251 are sequentially disposed on one side of the bottom plate 211 at intervals along the long-side direction of the bottom plate 211, the two first displacement sensors 251 face the sliding table 215, one end of the first displacement plate 252 is disposed on the sliding table 215, and the other end of the first displacement plate 252 extends towards the direction of the first displacement sensor 251. When the sliding table 215 moves, the first displacement plate 252 is driven to sequentially pass through the two first displacement sensors 251, and the two first displacement sensors 251 can detect two moving positions of the first displacement plate 252, that is, the moving position of the sliding table 215, so that two moving positions of the first positioning member 22 can be obtained. In practical application, the moving position of the first positioning member 22 detected by the first displacement sensor 251 disposed close to the battery cell is a positioning point, that is, when the first displacement sensor 251 detects the first displacement plate 252, the first positioning member 22 reaches the target position for positioning the battery cell, and at this time, the first positioning member 22 stops driving; the other first displacement sensor 251 is arranged as a resetting point, which is indicated as the position of the first positioning member 22 away from the positioning cell when the first displacement sensor 251 detects the first displacement plate 252. In this way, the driving motor 217 is controlled to drive the displacement of the first positioning member 22 by the signal transmitted by the positioning point and the first displacement sensor 251 of the resetting point, so that the accurate positioning movement of the first positioning member 22 is realized, and the positioning accuracy of the first positioning member 22 is further ensured. The first displacement sensor in this embodiment may employ a photoelectric sensor.
With continued reference to fig. 1, 3 and 4, fig. 3 is a schematic structural view of the second positioning mechanism in the present embodiment, and fig. 4 is an enlarged view of a portion a in fig. 3 in the present embodiment; further, the second positioning mechanism 3 includes a second positioning driving member 31, a second positioning member 32, a buffer member 33, a second positioning regulating member 34, a second positioning bracket 35, and a second displacement detecting member 36. The second positioning driving piece 31 is arranged on the second positioning bracket 35, the output end of the second positioning driving piece 31 is connected with the second positioning piece 32, and the second positioning driving piece 31 drives the second positioning piece 32 to move towards the other side of the battery cell so as to position the other side of the battery cell. The output end of the second positioning driving piece 31 is connected with the second positioning piece 32 through the buffer piece 33, so that hard damage of the second positioning piece 32 when the battery cell is positioned is reduced. The second positioning adjusting member 34 is used for adjusting the height of the second positioning member 32 relative to the battery cell. The second displacement detecting member 36 is used for position detection when the second positioning member 32 is displaced, so that precise control is provided for the second positioning member 32.
Specifically, the second positioning bracket 35 is located at the other side of the jig 1, and is used for bearing and supporting the second positioning driving member 31. The second positioning bracket 35 in this embodiment is identical to the first positioning bracket 24 in structure, and will not be described here. The structure and the operation principle of the second positioning driving member 31 are identical to those of the first positioning driving member 21, and will not be described herein. When the second positioning driving piece 31 is arranged on the second positioning bracket 35, the bottom plate of the second positioning driving piece 31 is vertically arranged at the middle position of the supporting plate of the second positioning bracket 35, and the sliding table of the second positioning driving piece 31 is exposed out of the supporting plate of the second positioning bracket 35. One end of the second positioning piece 32 is arranged on the sliding table of the second positioning driving piece 31, the other end of the second positioning piece is opposite to the other side edge of the battery cell, the second positioning driving piece 31 drives the second positioning piece 32 to move towards the other side edge of the battery cell, and the second positioning piece 32 positions the other side edge of the battery cell. The second positioning member 32 in this embodiment also employs a push plate. The second positioning piece 32 is parallel to the battery cell, and the second positioning piece 32 is opposite to the other side edge of the battery cell. Preferably, the second positioning member 32 is sized and shaped to conform to the first positioning member 22. Preferably, the second positioning member 32 and the first positioning member 22 are located in the same plane, and when the first positioning member 22 and the second positioning member 32 move in opposite directions to position the two opposite sides of the battery cell respectively, the stress of the battery cell is uniform, and the positioning is more accurate. In this embodiment, the side of the battery cell is the long side of the plate-shaped battery cell.
The structure and the operation principle of the second positioning adjusting member 34 are identical to those of the first positioning adjusting member 23, and the structure and the operation principle of the second displacement detecting member 36 are identical to those of the first displacement detecting member 25, which are not described herein.
The buffer 33 includes a first buffer block 331, a first elastic member 332, a first guide post (not shown), a guide sleeve 333, and a second buffer block 334. The second positioning piece 32 is connected with one end of the first buffer block 331, and the first guide pillar is arranged at the other end of the first buffer block 331; one end of the second buffer block 334 is connected with the adjusting slide block of the second positioning adjusting piece 34, and the guide sleeve 333 is arranged at the other end of the first buffer block 331; the guide sleeve 333 is sleeved outside the first guide post, and the guide sleeve 333 is in sliding connection with the first guide post; the first elastic member 232 is sleeved outside the first guide post, one end of the first elastic member is connected with the first buffer block 331, and the other end of the first elastic member is connected with one end of the guide sleeve 333 facing the first buffer block 331. When the first positioning piece 22 and the second positioning piece 32 are used for positioning the battery cell, the first positioning piece 22 and the second positioning piece 32 are in hard contact with the battery cell, and the first elastic piece 332 arranged on the second positioning piece 32 forms buffering, so that the damage to the battery cell caused by the hard contact between the second positioning piece 32 and the battery cell is reduced. Preferably, the buffer 33 further includes a third displacement detector 335. The third displacement detecting member 335 includes a second displacement sensor 3351 and a second displacement plate 3352, the second displacement sensor 3351 is disposed on the second buffer block 334, one end of the second displacement plate 3352 is disposed on the first buffer block 331, and the other end of the second displacement plate 3352 faces the second displacement sensor 3351 and is adjacent to the second displacement sensor 3351. The first elastic member 332 in this embodiment is a spring, and the second displacement sensor 3351 may employ a photoelectric sensor.
When the cell is positioned, the first positioning driving member 21 drives the first positioning member 22 to move towards one long side of the cell, so that the first positioning member 22 reaches the positioning position of the cell, and then the second positioning driving member 31 drives the second positioning member 32 to move towards the other long side of the cell, so that the second positioning member 32 abuts against the other side of the cell, and the cell is continuously pushed to move towards the first positioning member 22, so that the first positioning member 22 and the second positioning member 32 respectively position the cell from opposite directions, and when the first elastic member 232 is compressed, namely, when the second displacement sensor 3351 detects a signal, the first positioning member 22 and the second positioning member 32 form a clamping state on the cell, and the accurate positioning is completed.
With continued reference to fig. 1 and 5, fig. 5 is a schematic structural view of another view angle of the positioning device according to the present embodiment; further, the jig 1 includes a carrier 11, a clamping plate 12, a connecting rod locking member 13 and a pressing buffer member 14. The clamping plate 12 is positioned above the bearing plate 11, and the connecting rod locking piece 13 is connected with the clamping plate 12. The battery cell is borne on the bearing plate 11, and the connecting rod locking piece 13 drives the clamping plate 12 to move relative to the bearing plate 11, so that the clamping plate 12 is matched with the bearing plate 11 to form a clamping and loosening state for the battery cell. The two ends of the pressing buffer piece 14 are respectively connected with the bearing plate 11 and the clamping plate 12, and form buffer when the clamping plate 12 presses the battery cell.
Specifically, the link locker 13 includes a lower plate 131, a link locking structure 132, an upper plate 133, an output lever 134, and an output disc 135. The lower plate 131 is connected with the clamping plate 12, the upper plate 133 is located above the lower plate 131, two ends of the connecting rod locking structure 132 are hinged to the lower plate 131 and the upper plate 133 respectively, one end of the output rod 134 penetrates through the upper plate 133 and then is connected with the connecting rod locking structure 132, the other end of the output rod 134 is connected with the output disc 135, and the output rod 134 is slidably connected with the upper plate 133. The link locking structure 132 has a moving locking characteristic, and the upper plate 133 can be simultaneously moved down and up when the output lever 134 is pushed down and pulled up the link locking structure 132, and the upper plate 133 is simultaneously stopped without sliding when the output lever 134 stops pushing down and pulling up. The clamping and releasing states of the clamping plate 12 on the battery cells carried by the carrying plate 11 are controlled by the downward pressing and upward pulling control of the output rod 134 on the connecting rod locking structure 132.
The pressing buffer 14 includes a second elastic member 141 and a second guide post 142. The number of the second elastic members 141 and the number of the second guide posts 142 are four, and the four second guide posts 142 are perpendicular to the four corners of the carrier plate 11. One end of each second guide post 142 is fixedly connected with the bearing plate 11, the other end of each second guide post 142 passes through the clamping plate 12 and then is connected with the lower plate 131 of the connecting locking piece 13, and the second guide posts 142 are in sliding connection with the clamping plate 12. The four second elastic members 141 are respectively sleeved outside the four second guide posts 142, one end of each second elastic member 141 is connected with the bearing plate 11, and the other end is connected with the clamping plate 12. The pressing process of the clamping plate 12 is buffered by the second elastic member 141, and the second elastic member 141 in this embodiment is a spring.
So, after first positioning mechanism 2 and second positioning mechanism 3 carry out the accuracy to the electric core, through connecting rod retaining member 13 drive splint 12, cooperation loading board 11 makes the electric core be in firm state, guarantees that the accurate positioning of electric core in tool 1 can not change because of the removal of tool 1.
With continued reference to fig. 6, fig. 6 is an enlarged view of portion B of fig. 5 in the present embodiment. Further, the link locking structure 132 includes a middle link 1321, a first link 1322, a second link 1323, a third link 1324, a fourth link 1325, a fifth link 1326, and a sixth link 1327. The two ends of the middle link 1321 are respectively hinged with one end of the first link 1322 and one end of the second link 1323, the other end of the first link 1322 is respectively hinged with one end of the third link 1324 and one end of the fourth link 1325, the other end of the second link 1323 is respectively connected with one end of the fifth link 1326 and one end of the sixth link 1327, the other end of the third link 1324 and the other end of the fifth link 1326 are respectively hinged with the lower surface of the upper plate 133, the other end of the fourth link 1325 and the other end of the sixth link 1327 are respectively hinged with the upper surface of the lower plate 131, and one end of the output link 134 far from the output disc 135 is connected with the middle part of the middle link 1321. Preferably, two hinge positions 1331 are provided on the lower surface of the upper plate 133 and the upper surface of the lower plate 131, respectively, and the third link 1324, the fifth link 1326, the fourth link 1325 and the sixth link 1327 are hinged to the corresponding hinge positions 1331, respectively. Preferably, the link locking structure 132 further includes a limiting stage 1328, where the limiting stage 1328 is disposed on the lower plate 131 and is located below the middle link 1321, so as to avoid excessive pressing of the middle link 1321. Preferably, the link locking structure 132 further includes four lifting guide posts 1329, one ends of the four lifting guide posts 1329 are respectively and vertically disposed at four corners of the lower surface of the upper plate 133, and the other ends of the four lifting guide posts 1329 are respectively and slidably connected to four corners of the lower plate 131, so as to guide the pressing down and the pulling up of the link locking structure 132.
Referring back to fig. 1 and 5, the positioning device in this embodiment further includes a jig opening and closing mechanism 4. The jig opening and closing mechanism 4 is positioned above the jig 1 and is connected with the connecting rod locking piece 13; the jig opening and closing mechanism 4 drives the connecting rod locking piece 13 to control the movement of the clamping plate 12. The jig opening and closing mechanism 4 includes a lift driving member 41, a lift member 42, a push-down driving member 43, and a push-down member 44. The output end of the lifting driving member 41 is connected with the lifting member 42, the lifting driving member 41 drives the lifting member 42 to move towards the connecting rod locking member 13, and the lifting member 41 is detachably connected with the connecting rod locking member 13. The output end of the pressing driving member 43 is connected with the pressing member 44, and the pressing driving member 43 drives the pressing member 44 to move toward the link locking member 13 and causes the pressing member 44 to abut against the link locking member 13.
In a specific application, the lifting driving member 41 may be disposed on the support plate of the second positioning bracket 35. The structure and the operation principle of the lifting driving member 41 are identical to those of the first positioning driving member 21, and will not be described again. The bottom plate of the lifting driving member 41 is vertically disposed at one end of the support plate of the second positioning bracket 35 close to the fixture 1. The lifting member 42 is disposed on the sliding table of the lifting driving member 41 and above the output disc 135. The lift drive 41 drives the lift 42 in a linear motion relative to the output disc 135. The lifting member 42 is a pneumatic clamping jaw, which can clamp the output disc 135 and lift up under the driving of the lifting driving member 41, so as to drive the output rod 134 to lift up. The pushing driving piece 43 is arranged on the sliding table of the stretching driving piece 41 and is located above the output disc 135, the pushing piece 44 is opposite to the output disc 135, the pushing driving piece 43 drives the pushing piece 44 to move downwards and continue to push down after pushing against the output disc 135, and then the output rod 134 is driven to push down, so that the clamping plate 12 clamps the battery cell. The push-down driving member 43 in the present embodiment may employ an air cylinder. Preferably, the tension member 42 is coaxially disposed with the push-down driving member 43. Through the setting of tool mechanism 4 that opens and shuts, realize that the electric core is fixed in the automation around the accurate positioning, when needs are to electric core location, the drive of rising driving piece 41 drive rises and rises, and then drive output pole 134 rises, make splint 12 keep away from the electric core, the electric core is in movable state, then first positioning mechanism 2 and second positioning mechanism 3 are to the electric core location, after the location is accomplished, push down driving piece 43 drive push down the casting die 44 and move down, and then drive output pole 134 pushes down, make splint 12 and loading board 11 cooperation grip the electric core, make the electric core stabilize on loading board 11, keep the accurate positioning state of electric core in tool 1, can not change because of the removal of tool 1.
Referring back to fig. 1, further, the positioning device in this embodiment further includes a fixture opening/closing sensor 5. The jig opening and closing sensing member 5 is disposed on the bottom plate of the lifting driving member 41 and faces the jig 1, and detects the opening and closing state of the jig 1 by detecting the position of the upper plate 131 relative to the jig opening and closing sensing member 5, and the jig opening and closing sensing member 5 in this embodiment may employ a distance sensor.
The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present invention, should be included in the scope of the claims of the present invention.
Claims (8)
1. The positioning device is characterized by comprising a jig (1), a first positioning mechanism (2) and a second positioning mechanism (3); the jig (1) is used for bearing the battery cell; the positioning end of the first positioning mechanism (2) and the positioning end of the second positioning mechanism (3) respectively position the battery cell borne by the jig (1), and the moving direction of the positioning end of the first positioning mechanism (2) is opposite to the moving direction of the positioning end of the second positioning mechanism (3); the first positioning mechanism (2) comprises a first positioning driving piece (21) and a first positioning piece (22); the output end of the first positioning driving piece (21) is connected with the first positioning piece (22), and the first positioning driving piece (21) drives the first positioning piece (22) to move towards one side of the battery cell; the second positioning mechanism (3) comprises a second positioning driving piece (31) and a second positioning piece (32); the output end of the second positioning driving piece (31) is connected with the second positioning piece (32), and the second positioning driving piece (31) drives the second positioning piece (32) to move towards the other side edge of the battery cell; the first positioning piece (22) and the second positioning piece (32) move oppositely to position two opposite sides of the battery cell respectively.
2. The positioning device according to claim 1, characterized in that the first positioning mechanism (2) further comprises a first positioning adjustment (23); the first positioning adjusting piece (23) is used for adjusting the height of the first positioning piece (22) relative to the battery cell.
3. The positioning device according to claim 1, characterized in that the second positioning mechanism (3) further comprises a buffer (33); the output end of the second positioning driving piece (31) is connected with the second positioning piece (32) through the buffer piece (33).
4. A positioning device according to claim 3, characterized in that the second positioning mechanism (3) further comprises a second positioning adjustment (34); the second positioning adjusting piece (34) is used for adjusting the height of the second positioning piece (32) relative to the battery cell.
5. The positioning device according to any one of claims 1-4, wherein the jig (1) comprises a carrier plate (11), a clamping plate (12) and a connecting rod locking member (13); the clamping plate (12) is positioned above the bearing plate (11), and the connecting rod locking piece (13) is connected with the clamping plate (12); the battery cell is borne on the bearing plate (11), and the connecting rod locking piece (13) drives the clamping plate (12) to move relative to the bearing plate (11), so that the clamping plate (12) is matched with the bearing plate (11) to form a clamping and loosening state for the battery cell.
6. The positioning device according to claim 5, further comprising a jig opening and closing mechanism (4); the jig opening and closing mechanism (4) is positioned above the jig (1) and is connected with the connecting rod locking piece (13); the jig opening and closing mechanism (4) drives the connecting rod locking piece (13) to control the movement of the clamping plate (12).
7. The positioning device according to claim 6, wherein the jig opening and closing mechanism (4) includes a lift driving member (41) and a lift member (42); the output end of the lifting driving piece (41) is connected with the lifting piece (42), and the lifting driving piece (41) drives the lifting piece (42) to move towards the connecting rod locking piece (13); the lifting piece (42) is detachably connected with the connecting rod locking piece (13).
8. The positioning device according to claim 7, wherein the jig opening and closing mechanism (4) further comprises a pressing-down driving member (43) and a pressing-down member (44); the output end of the pressing driving piece (43) is connected with the pressing piece (44), the pressing driving piece (43) drives the pressing piece (44) to move towards the connecting rod locking piece (13), and the pressing piece (44) is abutted with the connecting rod locking piece (13).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910471707.3A CN110103164B (en) | 2019-05-31 | 2019-05-31 | Positioning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910471707.3A CN110103164B (en) | 2019-05-31 | 2019-05-31 | Positioning device |
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| CN110103164A CN110103164A (en) | 2019-08-09 |
| CN110103164B true CN110103164B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910471707.3A Active CN110103164B (en) | 2019-05-31 | 2019-05-31 | Positioning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112192477A (en) * | 2020-10-26 | 2021-01-08 | 广东利元亨智能装备股份有限公司 | Battery cell fixing device |
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| CN110103164A (en) | 2019-08-09 |
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