CN109116253A - A kind of lithium battery voltage internal resistance automatic detection mechanism - Google Patents
A kind of lithium battery voltage internal resistance automatic detection mechanism Download PDFInfo
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- CN109116253A CN109116253A CN201810991069.3A CN201810991069A CN109116253A CN 109116253 A CN109116253 A CN 109116253A CN 201810991069 A CN201810991069 A CN 201810991069A CN 109116253 A CN109116253 A CN 109116253A
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- 238000001514 detection method Methods 0.000 title claims abstract description 121
- 230000007246 mechanism Effects 0.000 title claims abstract description 75
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 37
- 239000000523 sample Substances 0.000 claims abstract description 73
- 230000033001 locomotion Effects 0.000 claims description 33
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Classifications
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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
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/3644—Constructional arrangements
- G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
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Abstract
The present invention relates to lithium battery production equipment technical fields, refer in particular to a kind of lithium battery voltage internal resistance automatic detection mechanism, including fixing seat, it is set to the first detection device of fixing seat and the anode ear for clamping extraneous lithium battery, it is set to the second detection device of fixing seat and the negative electrode lug for clamping extraneous lithium battery, Y-axis moving drive mechanism for driving fixing seat to move along Y-axis, X-axis moving drive mechanism for driving fixing seat to move along the x-axis and it is respectively used to the first detection device of driving and the first Z axis moving drive mechanism and the second Z axis moving drive mechanism that second detection device is moved along the Z axis of fixing seat, first detection device and second detection device include the first probe block, second probe block and for driving the first probe block and the second probe block to open or the probe block open/close driving device of closure.The configuration of the present invention is simple is compact, stable and reliable operation, can automatic detection, detection efficiency is high, reduces cost of labor.
Description
Technical field
The present invention relates to lithium battery production equipment technical fields, refer in particular to a kind of lithium battery voltage internal resistance automatic detecting machine
Structure.
Background technique
In the production process of lithium ion battery, voltage inner walkway is an indispensable detection project.For new
The voltage internal resistance detection of big soft-package battery on energy automobile substantially uses now and probe is connected to big soft-package battery manually
Tab to be detected to battery, as shown in fig. 6, one big soft-package battery conveying frame 01 in about be equipped with 20 to 30 pieces or so
Big soft-package battery, this needs artificial one by one to detect each big soft-package battery in big soft-package battery conveying frame 01；
The low efficiency of the manual detection mode, and need a large amount of labour；Needed when detection by probe well with the pole of battery
Ear contact, and manual measurement is there is a possibility that probe contacts inaccuracy that is bad and causing detection data.In addition, semiautomatic equipment
Just for the big soft-package battery of certain specified size, then when detecting the big soft-package battery of other models or other sizes, need
Manually probe is manually adjusted, adjusting is comparatively laborious, hinders the detection efficiency of battery.
Summary of the invention
The purpose of the present invention is to solve the shortcomings of the prior art a kind of simple and compact for structure, stable and reliable operation is provided,
Can automatic detection, detection efficiency is high, reduces the lithium battery voltage internal resistance automatic detection mechanism of cost of labor.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of lithium battery voltage internal resistance automatic detection mechanism provided by the invention, including fixing seat, it is set to fixing seat simultaneously
For clamping the first detection device of the anode ear of extraneous lithium battery, being set to fixing seat and for clamping extraneous lithium battery
The second detection device of negative electrode lug, the Y-axis moving drive mechanism for driving fixing seat to move along Y-axis, for driving fixation
The X-axis moving drive mechanism and be respectively used to the first detection device of driving and second detection device along fixed that seat moves along the x-axis
The Z axis of seat mobile the first Z axis moving drive mechanism and the second Z axis moving drive mechanism, first detection device and second
Detection device includes the first probe block, the second probe block and opens or close for the first probe block of driving and the second probe block
The probe block open/close driving device of conjunction, the first probe block, the second probe block are used to clamp the tab of lithium battery.
Therein, first probe block is used to be convexly equipped with the end face that the anode ear of extraneous lithium battery contacts several
A cone cell block, second probe block are used to be a flat surface with the end face that the negative electrode lug of extraneous lithium battery contacts.
Therein, the first detection device further includes the detector for detecting the first probe block and the second probe block, detection
The quantity of device is two, and two detectors are used to detect the first probe block and the second probe block in closed state.
Therein, the first Z axis moving drive mechanism includes along first movement block, the rotation for being slideably positioned in fixing seat
The first screw rod for being set to fixing seat, the first nut being spirally connected with the first screw rod and the first drive for driving the first lead screw to rotate
Moving part, the first nut are connect with first movement block, and first detection device is connect with first movement block.
Therein, the X-axis moving drive mechanism includes fixed block, the second movable block and use for being slideably positioned in fixed block
In the first movement driving device for driving the second movable block to move along the X-axis of fixing seat, the fixing seat and the second movable block
Connection.
Further, the X-axis moving drive mechanism further includes the first rack gear for being set to fixing seat, is set to the second shifting
Second rack gear of motion block, the first driving cog engaged with the second rack gear, with first transmission tooth engagement the second driving cog and with
Second driving cog is coaxially connected and the third driving cog that engages with the first rack gear, the fixing seat and the sliding of the second movable block connect
It connects.
Further, the fixed block is set there are two spaced support leg, and horizontal block, institute are equipped between two support legs
The second movable block is stated equipped with the escape groove for avoiding support leg；First driving cog connects via first rotating shaft and horizontal block rotation
It connects, second driving cog is rotatablely connected via the second shaft and horizontal block, and the third driving cog is connect with the second shaft.
Therein, the first movement driving device includes the second screw rod for being rotatably dispose in fixed block and the second screw rod
The second nut being spirally connected and the second actuator for driving the second screw rod to rotate, second nut and the second movable block connect
It connects.
Further, second actuator includes the driven wheel connecting with the second screw rod, is rotatably dispose in fixed block
Driving wheel, the synchronous belt for being set around driving wheel and driven wheel and the driving motor for driving driving wheel to rotate.
Therein, the Y-axis moving drive mechanism includes third movable block and for driving third movable block along fixation
The mobile third actuator of the Y-axis of seat, the X-axis moving drive mechanism are connect with third movable block, and the fixing seat and X-axis are moved
Dynamic driving mechanism is drivingly connected.
Beneficial effects of the present invention:
A kind of lithium battery voltage internal resistance automatic detection mechanism provided by the invention, it is simple and compact for structure, it is stable can
It leans on, passes through the mobile driving machine of Y-axis moving drive mechanism, X-axis moving drive mechanism, the first Z axis moving drive mechanism and the second Z axis
Structure distinguishes the first detection device and the lateral of second detection device, longitudinal direction and lifting moving, so that the first detection device and the
The automatic operating of two detection devices and automatically to battery carry out internal resistance detection, entire detection process without human intervention, greatly
The earth improves detection efficiency, reduces labour cost and improves detection efficiency, and the present invention can be suitable for various specifications
The adjusting program of artificial complexity is saved in the detection of the big soft-package battery of model, is greatly increased detection efficiency and is improved this hair
Bright flexibility and applicability.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention；
Fig. 2 is decomposition texture schematic diagram of the invention；
Fig. 3 is the structural schematic diagram after the hiding Y-axis moving drive mechanism of the present invention；
Fig. 4 is the structural schematic diagram of the first detection device of the invention；
Fig. 5 is the structural schematic diagram of the first probe block of the invention；
Fig. 6 is the structural schematic diagram that the present invention conveys frame with big soft-package battery.
Description of symbols
1- fixing seat；The first detection device of 2-；The first probe block of 21-；211- cone cell block；The second probe block of 22-；23- is visited
Needle block open/close driving device；24- detector；3- second detection device；4-Y axis moving drive mechanism；41- third movable block；42-
Third actuator；5-X axis moving drive mechanism；51- fixed block；511- support leg；512- horizontal block；513- escape groove；514-
One shaft；The second shaft of 515-；The second movable block of 52-；The first rack gear of 521-；The second rack gear of 522-；The first driving cog of 523-；
The second driving cog of 524-；525- third driving cog；53- first movement driving device；The second screw rod of 531-；The second nut of 532-；
The second actuator of 533-；5331- driven wheel；5332- driving wheel；5333- synchronous belt；5334- driving motor；The first Z axis of 6- moves
Dynamic driving mechanism；61- first movement block；The first screw rod of 62-；The first nut of 63-；The first actuator of 64-；The second Z axis of 7- is mobile
Driving mechanism；The big soft-package battery of 01- conveys frame.
Specific embodiment
For the ease of the understanding of those skilled in the art, the present invention is made further below with reference to embodiment and attached drawing
Bright, the content that embodiment refers to not is limitation of the invention.The present invention is described in detail below in conjunction with attached drawing.
As shown in Figures 1 to 6, a kind of lithium battery voltage internal resistance automatic detection mechanism provided by the invention, including fixing seat
1, it is set to the first detection device 2 of fixing seat 1 and the anode ear for clamping extraneous lithium battery, is set to fixing seat 1 simultaneously
For clamping the second detection device 3 of the negative electrode lug of extraneous lithium battery, for driving fixing seat 1 to move along the Y-axis that Y-axis moves
Driving mechanism 4, the X-axis moving drive mechanism 5 for driving fixing seat 1 to move along the x-axis and be respectively used to driving first detection
The the first Z axis moving drive mechanism 6 and the second Z axis that device 2 and second detection device 3 are moved along the Z axis of fixing seat 1 move driving
Mechanism 7, first detection device 2 and second detection device 3 include the first probe block 21, the second probe block 22 and are used for
The first probe block 21 and the second probe block 22 is driven to open the probe block open/close driving device 23 of card or closure, the first probe block 21,
Second probe block 22 is used to clamp the tab of lithium battery.
In practical applications, as shown in figures 1 to 6, big soft-package battery conveying frame 01 is placed into detection station, X-axis is mobile
Driving mechanism 5 just drives fixing seat 1 to move along X-axis close to the direction of big soft-package battery conveying frame 01, and the movement of fixing seat 1 is just
The first detection device 2 and second detection device 3 is driven to be moved to one of them big soft-package battery of big soft-package battery conveying frame 01
Tab position, then probe block open/close driving device 23 drive the first probe block 21 and the second probe block 22 closure with clamp to
Detect the tab of big soft-package battery；When the first detection device 2 and second detection device 3 clamp the anode ear of big soft-package battery respectively
When with negative electrode lug, the first detection device 2 and second detection device 3 are with extraneous tester electrical communication and to big soft-package battery
Internal resistance is detected；After the big soft-package battery has been detected, X-axis moving drive mechanism 5 just drives fixing seat 1 remote along X-axis
Direction from the big soft-package battery of big Soft Roll is mobile, the first detection device of mobile drive 2 of fixing seat 1 and second detection device 3 from
Big soft-package battery after opening detection, Y-axis moving drive mechanism 4 just drive fixing seat 1 to move along Y-axis, and fixing seat 1 drives first
Detection device 2 and second detection device 3 are moved to the position of next big soft-package battery in the big soft-package battery of big Soft Roll, then
First detection device 2 and second detection device 3 are repeated movement above-mentioned and are detected with the internal resistance to next big soft-package battery,
Until all big soft-package battery in the big soft-package battery of big Soft Roll is detected and finishes；When needs are to the big soft of another specifications and models
When wrapping big soft-package battery and being detected, the first Z axis moving drive mechanism 6 and the second Z axis moving drive mechanism 7 just drive respectively at this time
Dynamic first detection device 2 and second detection device 3 are along Z axis lifting moving, so that the first detection device 2 and second detection device
3 are moved respectively to the center of the anode ear of big soft-package battery and negative electrode lug, to ensure the first detection device 2 and the second detection
Device 3 can be contacted with the tab of big soft-package battery well, so that it is guaranteed that detection accuracy of the invention and detection quality.This
Inventive structure is simple and compact, stable and reliable operation, is moved by Y-axis moving drive mechanism 4, X-axis moving drive mechanism 5, the first Z axis
Dynamic driving mechanism 6 and the second Z axis moving drive mechanism 7 distinguish lateral, the longitudinal direction of the first detection device 2 and second detection device 3
And lifting moving so that the automatic operating of the first detection device 2 and second detection device 3 and automatically to big soft-package battery into
The detection of row internal resistance, entire detection process without human intervention, greatly increase detection efficiency, reduce labour cost and mention
High detection efficiency, and the present invention can be suitable for the detection of the big soft-package battery of big Soft Roll of various specifications model, save artificial
Complicated adjusting program greatly increases detection efficiency and improves flexibility and applicability of the invention.
Specifically, probe block open/close driving device 23 preferably uses finger cylinder, and driving is stablized sensitive, is conducive to mention
High job stability of the invention.First probe block 21 and the second probe block 22 are brass material, and pass through gold-plated place
Reason, to guarantee the good electric conductivity of probe block and durability.
In the technical scheme, referring to fig. 2 and Fig. 4, first probe block 21 is used for the anode with extraneous lithium battery
One end face of ear contact is convexly equipped with several cone cell blocks 211, and second probe block 22 is used for the cathode with extraneous lithium battery
One end face of ear contact is a flat surface.The cone cell block 211 is in inverted triangle cone cell shape, and effect is will be outside the tab of big soft-package battery
The oxidation film on surface punctures, in order to which the tab of big soft-package battery can contact well with probe block, to guarantee big Soft Roll electricity
The accuracy of pond detection；The contact face of second probe block 22 is plane, to increase the contact of tab with the second probe block 22
Area, so that tab can be clamped steadily, to guarantee that tab can contact well with probe block.
In the technical scheme, referring to fig. 2 and Fig. 4, the first detection device 2 further includes for detecting 21 He of the first probe block
The detector 24 of second probe block 22, the quantity of detector 24 are two, and two detectors 24 are in closed state for detecting
The first probe block 21 and the second probe block 22.At work, when probe block open/close driving device 23 drives the first probe block 21
It is closed with the second probe block 22 after clamping tab, two detectors 24 just detect the first probe block 21 and the second probe block at this time
22, then signal is fed back to extraneous detector by detector 24, thus makes detector and the first probe block 21 and the second probe
Block 22 is electrically connected, and then is detected to the internal resistance of big soft-package battery；When the driving of probe block open/close driving device 23 first is visited
After needle block 21 and the second probe block 22 open, two detectors 24 can't detect the first probe block 21 and the second probe block 22 just breaks
Open the electric connection of detector and the first probe block 21 and the second probe block 22.The setting of the detector 24, greatly increases
The degree of automation of the invention, and then improve detection efficiency of the invention.
Specifically, as the structure of first detection device 2 with the structure of the second detection device 3 is, both
Working principle be also it is the same, repeat no more herein.
In the technical scheme, referring to Fig. 1 to Fig. 3, the first Z axis moving drive mechanism 6 includes that edge is slideably positioned in
The first movement block 61 of fixing seat 1, the first screw rod 62 for being rotatably dispose in fixing seat 1, the first spiral shell being spirally connected with the first screw rod 62
Mother 63 and the first actuator 64 for drive the rotation of the first lead screw, the first nut 63 connect with first movement block 61, and described the
One detection device 2 is connect with first movement block 61.At work, the first actuator 64 drives the first screw rod 62 to rotate, and first
The rotation of bar 62 drives the first nut 63 to move up and down along the first screw rod 62, and the first nut 63 moves up and down and then drives the
One movable block 61 moves up and down, and moving up and down for first movement block 61 just drives the first detection device 2 to go up and down.First Z axis moves
The simple and compact for structure of driving mechanism 6 is moved, movement may be implemented steadily, shock and vibration are reduced, to improve work of the invention
Make stability.Specifically, the structure & working mechanism of the second Z axis moving drive mechanism 7 and the first Z axis moving drive mechanism 6
Structure & working mechanism be it is the same, repeat no more herein.
In the technical scheme, referring to fig. 2, the X-axis moving drive mechanism 5 includes fixed block 51, is slideably positioned in admittedly
Determine the second movable block 52 of block 51 and the first movement for driving the second movable block 52 to move along the X-direction of fixing seat 1
Driving device 53, the fixing seat 1 are connect with the second movable block 52.At work, the driving of first movement driving device 53 second
Movable block 52 is moved along the X-direction of fixing seat 1, and the mobile drive fixing seat 1 of the second movable block 52 is mobile, fixing seat 1
Mobile and then the first detection device 2 of drive and second detection device 3 are moved along the X-axis of fixing seat 1.
Preferably, referring to fig. 2, the first movement driving device 53 includes being rotatably dispose in the second of fixed block 51
Screw rod 531, the second nut 532 being spirally connected with the second screw rod 531 and the second actuator for driving the second screw rod 531 to rotate
533, second nut 532 is connect with the second movable block 52.The X-axis moving drive mechanism 5 further includes being set to fixing seat 1
The first rack gear 521, the second rack gear 522 for being set to the second movable block 52, the first driving cog engaged with the second rack gear 522
523, the second driving cog 524 for being engaged with the first driving cog 523 and it is coaxially connected with the second driving cog 524 and with the first rack gear
The third driving cog 525 of 521 engagements, the fixing seat 1 are slidably connected with the second movable block 52.At work, the second actuator
533 driving the second screw rod 531 rotations, the rotation of the second screw rod 531 drive the second nut 532 to move along the second screw rod 531, the
The movement of two nuts 532 just drives the second movable block 52 mobile；The movement of second movable block 52 just drives the second rack gear 522 to move
Dynamic, the movement and then drive the first driving cog 523 rotation, the rotation of the first driving cog 523 of the second rack gear 522 drive the second transmission
Tooth 524 rotates, and the rotation of the second driving cog 524 drives third driving cog 525 to rotate, and the rotation of third driving cog 525 drives the
One rack gear 521 is mobile, and the movement of the first rack gear 521 just drives fixing seat 1 mobile, and fixing seat 1 is thus made to drive the first detection dress
Set 2 and second detection device 3 moved along the X-axis of fixing seat 1.The design of the structure, dexterously by lead screw transmission and gear teeth
Item transmission be effectively combined together, and then allow the first detection device 2 and second detection device 3 can be realized in high precision, stabilization can
It leans on, long service life and high-efficient movement, the error as brought by mechanical structure is efficiently reduced, to greatly mention
High detection efficiency and detection quality of the invention.
Preferably, referring to fig. 2, the fixed block 51 sets that there are two spaced support leg 511, two support legs
Horizontal block 512 is equipped between 511, second movable block 52 is equipped with the escape groove 513 for avoiding support leg 511；Described first
Driving cog 523 is rotatablely connected via first rotating shaft 514 and horizontal block 512, second driving cog 524 via the second shaft 515 with
Horizontal block 512 is rotatablely connected, and the third driving cog 525 is connect with the second shaft 515.At work, the second movable block 52 is being kept away
Allowing under the action of slot 513 can be mobile relative to support leg 511；The design of escape groove 513 enables to first movement driving device
53 while driving the second movable block 52 mobile, and the movement of the second movable block 52 can also drive via the structure of rack-and-pinion
Fixing seat 1 moves on the second movable block 52；The ingehious design of the structure allows the invention to simple and compactly pass screw rod
Motivation structure is effectively bonded together with rack and pinion drive mechanism, thus greatly improves the first detection device 2 and the second inspection
The job stability and accuracy of device 3 are surveyed, to improve detection efficiency of the invention and detection quality, and the structure is set
Meter optimizes the integrally-built volume of the present invention, so as to occupy space small by the present invention, in order to save production space.
Preferably, referring to fig. 4, second actuator 533 includes the driven wheel connecting with the second screw rod 531
5331, the synchronous belt 5333 for being rotatably dispose in the driving wheel 5332 of fixed block 51, being set around driving wheel 5332 Yu driven wheel 5331
And the driving motor 5334 for driving driving wheel 5332 to rotate.Impact can be mitigated using belt drive structure and reduce vibration,
It drives the second actuator 533 steadily, and then enhances job stability of the invention；Meanwhile V belt translation is simple and easy, cost
Low, maintenance is also simple, is also convenient for changeing.
In the technical scheme, referring to fig. 2, the Y-axis moving drive mechanism 4 is including third movable block 41 and for driving
The third actuator 42 that third movable block 41 is moved along the Y-axis of fixing seat 1, the X-axis moving drive mechanism 5 and third are mobile
Block 41 connects, and the fixing seat 1 is drivingly connected with X-axis moving drive mechanism 5.Specifically, fixed block 51 and third movable block 41
It is fixedly connected.At work, third actuator 42 drives third movable block 41 to move along the Y-axis of fixing seat 1, third movable block
41 mobile drive fixed block 51 is mobile, and the movement and then the drive movement of fixing seat 1 of fixed block 51, the movement of fixing seat 1 is in turn
The first detection device 2 and second detection device 3 is driven to move along the Y-axis of fixing seat 1.The structure letter of Y-axis moving drive mechanism 4
Single compact, stable and reliable operation, is conducive to improve mobile flexibility and stability of the invention.
The above is only present pre-ferred embodiments, is not intended to limit the present invention in any form, although
The present invention is disclosed as above with preferred embodiment, and however, it is not intended to limit the invention, any person skilled in the art,
It does not depart within the scope of technical solution of the present invention, when the technology contents using the disclosure above make a little change or are modified to equivalent change
The equivalent embodiment of change, but without departing from the technical solutions of the present invention, technology refers to above embodiments according to the present invention
Made any simple modification, equivalent change and modification, belong in the range of technical solution of the present invention.
Claims (10)
1. a kind of lithium battery voltage internal resistance automatic detection mechanism, it is characterised in that: including fixing seat, be set to fixing seat and be used for
The first detection device of the anode ear of extraneous lithium battery is clamped, fixing seat is set to and for clamping the negative of extraneous lithium battery
The second detection device of tab, the Y-axis moving drive mechanism for driving fixing seat to move along Y-axis, for driving fixing seat along X
The X-axis moving drive mechanism and be respectively used to the first detection device of driving and second detection device along the Z of fixing seat that axis moves
Axis mobile the first Z axis moving drive mechanism and the second Z axis moving drive mechanism, first detection device and the second detection dress
Set includes the first probe block, the second probe block and the spy for driving the first probe block and the second probe block to open or be closed
Needle block open/close driving device, the first probe block, the second probe block are used to clamp the tab of lithium battery.
2. a kind of lithium battery voltage internal resistance automatic detection mechanism according to claim 1, it is characterised in that: described first visits
Needle block is used to be convexly equipped with several cone cell blocks with the end face that the anode ear of extraneous lithium battery contacts, and second probe block is used
It is a flat surface in the end face contacted with the negative electrode lug of extraneous lithium battery.
3. a kind of lithium battery voltage internal resistance automatic detection mechanism according to claim 1, it is characterised in that: the first detection dress
Setting further includes detector for detecting the first probe block and the second probe block, and the quantity of detector is two, two detectors
For detecting the first probe block and the second probe block that are in closed state.
4. a kind of lithium battery voltage internal resistance automatic detection mechanism according to claim 1, it is characterised in that: the first Z
Axis moving drive mechanism include along be slideably positioned in the first movement block of fixing seat, the first screw rod for being rotatably dispose in fixing seat,
The first nut being spirally connected with the first screw rod and the first actuator for driving the first lead screw to rotate, the first nut and first movement
Block connection, first detection device are connect with first movement block.
5. a kind of lithium battery voltage internal resistance automatic detection mechanism according to claim 1, it is characterised in that: the X-axis is moved
Dynamic driving mechanism includes fixed block, the second movable block for being slideably positioned in fixed block and is used to drive the second movable block along fixation
The mobile first movement driving device of the X-axis of seat, the fixing seat are connect with the second movable block.
6. a kind of lithium battery voltage internal resistance automatic detection mechanism according to claim 5, it is characterised in that: the X-axis is moved
Dynamic driving mechanism further includes the first rack gear for being set to fixing seat, the second rack gear for being set to the second movable block and the second rack gear
First driving cog of engagement, with the second driving cog of the first transmission tooth engagement and coaxially connected with the second driving cog and with first
The third driving cog of rack gear engagement, the fixing seat are slidably connected with the second movable block.
7. a kind of lithium battery voltage internal resistance automatic detection mechanism according to claim 6, it is characterised in that: the fixed block
If being equipped with horizontal block between two support legs there are two spaced support leg, second movable block is equipped with for avoiding branch
The escape groove of support foot；First driving cog is rotatablely connected via first rotating shaft and horizontal block, and second driving cog is via second
Shaft and horizontal block are rotatablely connected, and the third driving cog is connect with the second shaft.
8. a kind of lithium battery voltage internal resistance automatic detection mechanism, feature according to claim 5 to 7 any one exist
In: the first movement driving device includes the second spiral shell that the second screw rod for being rotatably dispose in fixed block and the second screw rod are spirally connected
Second actuator female and for driving the second screw rod to rotate, second nut are connect with the second movable block.
9. a kind of lithium battery voltage internal resistance automatic detection mechanism according to claim 8, it is characterised in that: described second drives
Moving part includes the driven wheel connecting with the second screw rod, the driving wheel for being rotatably dispose in fixed block, is set around driving wheel and driven wheel
Synchronous belt and for drive driving wheel rotate driving motor.
10. a kind of lithium battery voltage internal resistance automatic detection mechanism according to claim 1, it is characterised in that: the Y-axis is moved
Dynamic driving mechanism includes third movable block and the third actuator for driving third movable block to move along the Y-axis of fixing seat,
The X-axis moving drive mechanism is connect with third movable block, and the fixing seat and X-axis moving drive mechanism are drivingly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810991069.3A CN109116253A (en) | 2018-08-28 | 2018-08-28 | A kind of lithium battery voltage internal resistance automatic detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810991069.3A CN109116253A (en) | 2018-08-28 | 2018-08-28 | A kind of lithium battery voltage internal resistance automatic detection mechanism |
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| Publication Number | Publication Date |
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| CN109116253A true CN109116253A (en) | 2019-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201810991069.3A Pending CN109116253A (en) | 2018-08-28 | 2018-08-28 | A kind of lithium battery voltage internal resistance automatic detection mechanism |
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