CN109550713B

CN109550713B - Rotary disc type quick test module

Info

Publication number: CN109550713B
Application number: CN201811321276.4A
Authority: CN
Inventors: 肖拥军; 李中意; 肖治东; 尹鹏焰; 魏俊新
Original assignee: Shenzhen Ou Sheng Automation Co ltd
Current assignee: Shenzhen Ou Sheng Automation Co ltd
Priority date: 2018-11-07
Filing date: 2018-11-07
Publication date: 2023-01-10
Anticipated expiration: 2038-11-07
Also published as: CN109550713A

Abstract

The invention provides a rotary disc type rapid testing module which comprises a driving assembly, a cell feeding assembly, a cell discharging assembly and a cell testing assembly, wherein the driving assembly and the cell testing assembly are coaxially fixed and are respectively meshed with and driven by a cell feeding assembly and a cell discharging assembly through gears, the cell feeding assembly and the cell discharging assembly are enabled to cooperatively rotate with the cell feeding assembly and the cell discharging assembly, the cell feeding assembly is used for automatically inputting a cell into the cell testing assembly, the cell discharging assembly is used for receiving a cell output after the cell testing assembly finishes testing, the driving assembly comprises a synchronizing wheel, a first gear and a main shaft, and the cell testing assembly is fixed on the main shaft. Whole test module simple structure carries out full-automatic test to electric core, and the test is stable, selects separately the precision high, and adopts the draw-in groove structure, and the transmission is stable, and occupation space is little, is applicable to various scenes.

Description

Rotary disc type quick test module

Technical Field

The invention relates to the field of battery cell testing, in particular to a rotating disc type rapid testing module.

Background

The rise of new energy industry has driven the increase of demand of power batteries, and the performance of the power batteries is particularly important as energy supply parts. Because the power battery is used as an important finished product incoming material, the battery core needs to be sorted and shifted before assembly and processing, and the voltage internal resistance value of the battery core needs to be sorted out according to the required range and then assembled, the sorting equipment with the function in the market at present has the problems of low sorting efficiency, poor sorting precision, unstable test, easiness in being influenced by the production field environment and the like. Meanwhile, for cylindrical batteries, the test positions are arranged at two ends of the battery and are easy to roll, special requirements are required for clamping and positioning of the cylindrical batteries, the cylindrical batteries are generally manually tested through a jig in small batches, even if machine automation is realized, a mode suitable for operation of a manipulator and a robot is generally adopted, the cylindrical batteries are influenced by a mechanical arm, a sliding rail and the like, the overall layout of the cylindrical batteries is in a unit form close to a rectangular form, and the spatial layout of the cylindrical batteries is not suitable for certain narrow and long spaces. In view of the above disadvantages, the present invention provides a turntable type rapid test module.

Disclosure of Invention

The invention mainly aims to provide a rotating disc type quick test module which is used for quickly testing a battery cell and improving the sorting speed.

The invention provides a rotary disc type rapid test module which is characterized by comprising a driving assembly, a cell feeding assembly, a cell discharging assembly and a cell testing assembly, wherein the driving assembly is coaxially fixed with the cell testing assembly, the cell testing assembly is respectively meshed with the cell feeding assembly and the cell discharging assembly through gears for transmission, the cell feeding assembly, the cell discharging assembly and the cell testing assembly are enabled to cooperatively rotate, the cell feeding assembly is used for automatically inputting a cell into the cell testing assembly, the cell discharging assembly is used for receiving a cell output after the cell testing assembly finishes testing, the driving assembly comprises a driving device and a main shaft, the cell testing assembly is fixed on the main shaft, and the driving device is used for driving the main shaft to rotate.

Furthermore, the driving assembly further comprises a synchronous belt pulley and a battery cell testing assembly which are coaxially fixed on the main shaft, and the driving device drives the battery cell testing assembly through the synchronous belt pulley. Further, electric core test component includes main carousel and deflector, and main carousel is fixed on the main shaft, has a plurality of evenly distributed's first draw-in groove on the spoke of main carousel, and the deflector is located the top of main carousel.

Furthermore, the driving assembly further comprises a first gear, the first gear and the main rotating disc are coaxially fixed on the main shaft, the battery cell feeding assembly comprises a second gear, a feeding disc, a first fixed shaft and a feeding transition plate, the first gear is meshed with the second gear, the second gear and the feeding disc are coaxially fixed on the first fixed shaft, the first fixed shaft is parallel to the main shaft, a plurality of second clamping grooves are uniformly distributed on spokes of the feeding disc, the distance between the bottom of the first clamping groove and the bottom of the second clamping groove is slightly larger than the diameter of the battery cell, and the feeding transition plate is located below the feeding disc; the extension line of the feeding transition plate is parallel to or intersected with the extension line of the guide plate, a first gap is formed in the overlapping position of the feeding transition plate and the main rotating disc and used for the main rotating disc to pass through, and a second gap is formed in the overlapping position of the guide plate and the feeding disc and used for the feeding disc to pass through.

Furthermore, the battery cell discharging assembly comprises a third gear, a discharging disc, a second fixing shaft and a discharging transition plate, the third gear is meshed with the first gear, the discharging disc and the third gear are coaxially fixed on the second fixing shaft, the reference circle diameters of the second gear, the third gear, the feeding disc and the discharging disc are the same, the second fixing shaft is parallel to the main shaft, a plurality of third clamping grooves are uniformly distributed on spokes of the discharging disc, and the discharging transition plate is positioned below the discharging disc, and the distance between the discharging transition plate and the bottom of the third clamping grooves is slightly larger than the diameter of the battery cell; the extension line of the discharging transition plate is parallel to or intersected with the extension line of the guide plate, a third gap is formed in the overlapping position of the discharging transition plate and the main rotary disc and used for the main rotary disc to pass through, and a fourth gap is formed in the overlapping position of the guide plate and the discharging disc and used for the discharging disc to pass through.

Furthermore, the deflector includes feeding deflector and ejection of compact deflector, has the unsmooth interface that corresponds mutually on feeding deflector and the ejection of compact deflector, and the transition is plugged into through unsmooth interface to feeding deflector and ejection of compact deflector.

The cell testing assembly further comprises a rear fixing plate, the cell testing assembly further comprises a probe, a probe fixing disc, a testing rotating wheel, a cam shaft and a cam block, the first gear, the probe fixing disc, the main rotating disc and the testing rotating wheel are coaxially fixed on the main shaft, the main rotating disc is located between the probe fixing disc and the testing rotating wheel, and the reference circle diameters of the probe fixing disc, the main rotating disc and the testing rotating wheel are the same; the probe comprises a first probe and a second probe, the first probe is fixedly connected with a probe fixing disc, a cam shaft is in sliding connection with the test rotating wheel and is parallel to the main shaft, one end of the second probe is fixed on the cam shaft, the other end of the second probe extends out of the sliding rotating wheel, and the first probe and the second probe are in one-to-one correspondence; the cam block is fixed on the rear fixing plate and is positioned at the position where the cam shaft passes when rotating along with the test rotating wheel.

Further, the number of the cam blocks is 1, and the cam blocks are arranged on the rear fixing plate.

Further, the battery core testing assembly comprises a rotary encoder, a fourth gear and a third fixing shaft, the fourth gear is meshed with the first gear, and the rotary encoder and the fourth gear are coaxially fixed on the third fixing shaft.

Further, the first probe and the second probe are both multi-headed probes.

The spindle penetrates through the front fixing plate to be connected with the first gear, the photoelectric sensor is fixed on the front fixing plate, the photoelectric sensing piece is a ring and is coaxially fixed with the spindle, and an open slot is formed in the photoelectric sensing piece and used for controlling signal on-off change of the photoelectric sensor.

Compared with the prior art, the invention has the beneficial effects that: the invention provides a rotary disc type rapid testing module which comprises a driving assembly, a cell feeding assembly, a cell discharging assembly and a cell testing assembly, wherein the driving assembly and the cell testing assembly are coaxially fixed and are respectively meshed with and driven by a cell feeding assembly and a cell discharging assembly through gears, the cell feeding assembly and the cell discharging assembly are enabled to cooperatively rotate with the cell feeding assembly and the cell discharging assembly, the cell feeding assembly is used for automatically inputting a cell into the cell testing assembly, and the cell discharging assembly is used for receiving the cell output after the cell testing assembly finishes testing. The testing module is simple in structure, capable of testing the battery cell in a full-automatic mode, stable in testing, high in sorting speed, stable in transmission and small in occupied space due to the fact that a gear structure is adopted, and is suitable for various scenes.

Drawings

Fig. 1 is a schematic view of an overall assembly structure of the turntable type rapid test module according to the present invention.

Fig. 2 is an exploded view of the turntable type rapid test module according to the present invention.

Fig. 3 is a schematic diagram illustrating the principle of automatic feeding and automatic discharging of the battery cell of the turntable type rapid test module according to the present invention;

fig. 4 is an assembly schematic diagram of the wheel disc type battery cell testing device of the turntable type rapid testing module according to the present invention.

Fig. 5 is a schematic view of the assembly of the probe of the turntable type rapid test module according to the present invention.

Fig. 6 is a schematic structural diagram of a fixing member of a probe of the rotary disk type rapid test module according to the present invention.

Fig. 7 is a schematic top view of the probe of the turntable-type rapid test module according to the present invention.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all directional indicators (such as upper, lower, left, right, front and rear \8230;) in the embodiments of the present invention are only used for explaining the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicators are correspondingly changed, and the connection can be a direct connection or an indirect connection.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1, fig. 2, and fig. 3, the present invention provides a turntable type rapid test module, which includes a driving assembly 1, a cell feeding assembly 2, a cell discharging assembly 4, and a cell test assembly 3, where the driving assembly 1 is coaxially fixed to the cell test assembly 3 and is respectively in transmission with the cell feeding assembly 2 and the cell discharging assembly 4 through gear engagement, the cell feeding assembly 2 is configured to automatically input a cell 5 into the cell test assembly 3, and the cell discharging assembly 4 is configured to receive the cell 5 output after the cell test assembly 3 completes a test, in some embodiments, the driving assembly 1 includes a driving device and a spindle 102, in some embodiments, the driving device is a driving motor, the cell test assembly 3 is fixed to the spindle 102, and the driving motor is configured to drive the spindle 102 to rotate, so as to drive the cell test assembly 3 to rotate.

In some embodiments, the driving assembly 1 further includes a synchronous pulley 101 and a synchronous belt, the driving motor is connected to the synchronous pulley 101 through a synchronous belt transmission, the synchronous pulley 101 is coaxially fixed on the main shaft 102 with the electrical core testing assembly 3, the electrical core testing assembly 3 is used for performing an electrical core test, and the driving motor drives the synchronous pulley 101 to rotate through the synchronous belt, so as to drive the electrical core testing assembly 3 to rotate, thereby performing a rapid test on the electrical core 5.

In some embodiments, the electric core testing component 3 includes a main rotating disc 301 and a guide plate 302, the main rotating disc 301 is in a wheel disc shape, a plurality of first clamping grooves 312 are uniformly distributed on a spoke of the main rotating disc 301, the electric core 5 to be tested is clamped in the first clamping grooves 312, the test is performed one by one along with the continuous rotation of the main rotating disc 301, the guide plate 302 is located above the main rotating disc 301, the distance between the guide plate and the bottom of the first clamping grooves 312 is slightly larger than the diameter of the electric core 5, the electric core 5 to be tested is located in the first clamping grooves 312, the electric core 5 is clamped between the main rotating disc 301 and the guide plate 302, the electric core moves forward along with the rotation of the main rotating disc 301, due to the limiting effect of the guide plate 302, the electric core 5 is limited in the profiling clamping grooves, the electric core is not easy to drop from the main rotating disc 301, and the test result is more accurate.

In some embodiments, the driving assembly 1 further includes a first gear 103, the first gear 103 and the synchronous pulley 101 are coaxially fixed on the main shaft 102 with the main turntable 301, the cell feeding assembly 2 includes a second gear 201, a feeding plate 202, a first fixed shaft 203 and a feeding transition plate 204, the first gear 103 is in meshing connection with the second gear 201, the second gear 201 is coaxially fixed on the first fixed shaft 203 with the feeding plate 202, and the first fixed shaft 203 is parallel to the main shaft 102, that is, the feeding plate 202 is parallel to or on the same plane as the main turntable 301. The feeding disc 202 is in a wheel disc shape, a plurality of second clamping grooves 205 which are uniformly distributed are formed in a wheel disc of the feeding disc, the second clamping grooves 205 are used for containing the electric cores 5 to be tested and conveying the electric cores into the main rotating disc 301, the distance between the bottoms of the second clamping grooves 205 and the bottoms of the first clamping grooves 312 is slightly larger than the diameter of the electric cores 5, the electric cores 5 to be tested are clamped in the second clamping grooves 205, when the feeding disc 202 rotates, the second clamping grooves 205 correspond to the first clamping grooves 312 one to one, and along with the rotation of the feeding disc 202, the electric cores 5 are continuously transited from the tooth spaces of the feeding disc 202 to the tooth spaces of the main rotating disc 301, and the electric cores 5 are continuously conveyed into the main rotating disc 301. The feeding transition plate 204 is located below the feeding disc 202, and the distance between the feeding transition plate 204 and the bottom of the second card slot 205 is slightly larger than the diameter of the battery cell 5, so that the battery cell 5 to be tested is clamped between the feeding transition plate 204 and the feeding disc 202 before entering the main rotating disc 301, and moves towards the main rotating disc 301 along with the rotation of the feeding disc 202. An extension line of the feeding transition plate 204 is intersected with an extension line of the guide plate 302, a first gap is formed in the position where the feeding transition plate 204 is overlapped with the main turntable 301 for the main turntable 301 to pass through, and a second gap is formed in the position where the guide plate 302 is overlapped with the feeding disc 202 for the feeding disc 202 to pass through, so that the main turntable 301 and the feeding disc 202 are not hindered in the rotating process. Therefore, when the battery cell 5 is fed, the battery cell 5 is firstly located in the second card slot 205, and is clamped between the feeding disc 202 and the feeding transition plate 204, and moves in the direction of the main rotary disc 301 along with the rotation of the feeding disc 202, when the battery cell 5 rises to the position where the feeding transition plate 204 overlaps with the main rotary disc 301, the battery cell 5 simultaneously contacts with the main rotary disc 301 and the feeding disc 202, and continues to move in the direction of the main rotary disc 301 along with the rotation of the feeding disc 202 and the main rotary disc 301, the position of the battery cell 5 continues to rise, one side originally contacting with the feeding transition plate 204 starts to be separated from the feeding transition plate 204, the other side of the battery cell 5 contacts with the guide plate 302, and is clamped between the main rotary disc 301 and the guide plate 302, and as the position of the battery cell 5 continues to rise, one side originally contacting with the feeding disc 202 also starts to be separated from the feeding disc 202, and finally, the battery cell 5 completely transits from the second card slot 205 to the first card slot 312, and is clamped between the main rotary disc 301 and the guide plate 302, and moves along with the rotation of the main rotary disc 301, and performs the test one by one another. Therefore, in the cell feeding process, the driving motor drives the synchronous pulley 101 to rotate, and then the synchronous pulley 101 drives the first gear 103 to rotate, and then the first gear 103 drives the second gear 201 to rotate, and finally the second gear 201 drives the feeding disc 202 to rotate through the first fixed shaft 203, and the feeding disc 202 rotates while sending the cell 5 clamped by itself into the main turntable 301, so that automatic feeding is realized. In some embodiments, in order to make the transition of the electrical core 5 smoother, the feed disc 202 and the main rotary disc 301 are configured to be wheel disc structures having "i" shaped axial cross sections, the maximum outer peripheral profile of the main rotary disc 301 and the feed disc 202 is approximately tangent, the corresponding first clamping groove 312 and the second clamping groove 205 can embrace the electrical core 5 at the closest position, then the feed transition plate 204 is disposed below the feed disc 202, the feed transition plate is an arc-shaped workpiece and is wider than the feed disc, two sides of the feed transition plate are respectively provided with a material blocking plate, the tail end is a three-finger structure so as to be nested and connected with the outer profile of the main rotary disc 301, the guide plate 302 is configured to be a front-end three-finger structure and is nested and connected with the outer profile of the feed disc 202, so that the electrical core 5 is smoothly guided into the first clamping groove 312 on the main rotary disc 301.

In some embodiments, the battery cell discharging assembly 4 includes a third gear 401, a discharging disc 402, a second fixing shaft 403, and a discharging transition plate 404, where the third gear 401 is engaged with the first gear 103, the discharging disc 402 and the third gear 401 are coaxially fixed on the second fixing shaft 403, and the second fixing shaft 403 is parallel to the spindle 102, that is, the discharging disc 402 is parallel to or on the same plane as the main rotating disc 301. Go out the material tray 402 and be used for accepting the electric core 5 that the test finishes, go out material tray 402 and be the rim plate shape, have a plurality of third card grooves 405 that distribute evenly on its spoke for hold the electric core 5 that the test finishes. The distance between the bottom of third draw-in groove 405 and the bottom of first draw-in groove 312 is greater than or equal to the diameter size of electric core 5, and the centre gripping of electric core 5 from electric core test assembly 3 output is in third draw-in groove 405, and when rotating, third draw-in groove 405 and first draw-in groove 312 one-to-one correspond, along with the rotation of ejection of compact dish 402, electric core 5 is continuous to be passed through to third draw-in groove 405 from first draw-in groove 312, constantly carries electric core 5 next part. The discharging transition plate 404 is positioned below the discharging disc 402, the distance between the discharging transition plate 404 and the bottom of the third clamping groove 405 is larger than or equal to the diameter of the battery cell 5, the tested battery cell is clamped in the third clamping groove 405 after leaving the main turntable 301, and the tested battery cell is positioned between the discharging transition plate 404 and the discharging disc 402 and moves to the next component along with the rotation of the discharging disc 402; the extension line of the discharging transition plate 404 is intersected with the extension line of the guide plate 302, and the three-finger structure at the front end of the discharging transition plate 404 is nested with the main turntable 301 and is nested with the three-finger structure at the tail end of the guide plate 302 and the discharging disc 402. Therefore, when the battery cell 5 is discharged, the battery cell 5 is firstly located in the first clamping groove 312, and is clamped between the main turntable 301 and the guide plate 302, and moves towards the direction of the discharge tray 402 along with the rotation of the guide plate 302, when the battery cell 5 descends to a position where the main turntable 301 and the discharge transition plate 404 are nested, the battery cell 5 simultaneously contacts with the main turntable 301 and the discharge tray 402, and continues to move towards the direction of the discharge tray 402 along with the movement of the main turntable 301 and the discharge tray 402, the position of the battery cell 5 continues to descend, one side originally contacting with the guide plate 302 starts to be separated from the guide plate 302, the other side of the battery cell 5 contacts with the discharge transition plate 404, so as to be clamped between the discharge transition plate 404 and the discharge tray 402, and along with the continuous descending of the position of the battery cell 5, one side originally contacting with the main turntable 301 also starts to be separated from the main turntable 301, and finally, the battery cell 5 completely transits from the first clamping groove 312 to the third clamping groove 405, is clamped between the discharge transition plate 404 and the discharge transition plate 402, and moves towards the next component along with the rotation of the discharge tray 402. Consequently at electric core 5 ejection of compact in-process, driving motor drives synchronous pulley 101 and rotates, and then synchronous pulley 101 drives first gear 103 and rotates, and then first gear 103 drives third gear 401 and rotates, and third gear 401 drives ejection of compact dish 402 through second fixed axle 403 and rotates at last, and ejection of compact dish 402 rotates on one side and passes through electric core 5 of main carousel 301 centre gripping to self to realize automatic discharging. In order to ensure the feeding and discharging speeds of the battery cell 5 to be consistent, the reference circle diameters of the second gear 201, the third gear 401, the feeding disc 202 and the discharging disc 402 are all the same. Electric core 5 card that the test finishes moves to electric core ejection of compact subassembly 4 along with main carousel 301 rotation between deflector 302 and main carousel 301, makes electric core 5 centre gripping more firm, and the transition is smooth and easy. In some embodiments, in order to make the transition of the battery cell 5 smoother, the discharge disc 402 is set to be of a double-disc structure, the main disc 301 is of a single-disc structure, the main disc 301 is located between two discs of the discharge disc 402, then the discharge transition plates 404 are located below the two discs of the discharge disc 402, the guide plates 302 are set to be three, and the guide plates are respectively located beside and in the middle of the two discharge transition plates 404, so that the contact area is increased, and the clamping of the battery cell 5 is more stable.

In some embodiments, the guide plate 302 includes a feeding guide plate 3021 and a discharging guide plate 3022, the feeding guide plate 3021 and the discharging guide plate 3022 have concave-convex interfaces corresponding to each other, and the feeding guide plate 3021 and the discharging guide plate 3022 are connected through the concave-convex interfaces. In some embodiments, a concave interface is formed on the specific feeding guide plate 3021, a middle of the feeding guide plate 3021 is concave, two sides of the feeding guide plate 3021 are convex, the discharging guide plate 3022 is fork-shaped, a convex interface is formed on the discharging guide plate 3022, a part with a smaller width extends out, and the convex interface can be just inserted into the concave interface of the feeding guide plate 3021 for connection, the concave interface and the convex interface have a certain length, the length of the convex interface of the discharging guide plate 3022 inserted into the concave interface of the feeding guide plate 3021 can be adjusted, when the length of the convex interface of the discharging guide plate 3022 inserted into the concave interface of the feeding guide plate 3021 is shorter, the radius of the arc formed by the feeding guide plate 3021 and the discharging guide plate 3022 is larger, so that the arc is expanded to adapt to the electrical core 5 with a larger diameter; when the length of the convex interface on the discharging guide plate 3022 inserted into the concave interface on the feeding guide plate 3021 is longer, the radius of the arc formed by the feeding guide plate 3021 and the discharging guide plate 3022 is smaller, so that the arc retraction is realized, and the battery cell adapter is adapted to the battery cell 5 with a smaller diameter, i.e., the distance between the feeding guide plate 3021 and the discharging guide plate 3022 and the bottom of the first clamping groove 312 is adjusted to adapt to the battery cells 5 with different diameters, so that the types of the battery cells 5 capable of being tested are increased, and the battery cells can smoothly move axially without large shaking. When the feeding guide plate 3021 and the discharging guide plate 3022 are retracted or expanded outwards by using the concave-convex interface, the feeding guide plate 3021 and the discharging guide plate 3022 are connected together by the concave-convex interface all the time, so that a completely disconnected gap does not occur at the connection, and during testing, the battery cell 5 is in contact with the feeding guide plate 3021 or the discharging guide plate 3022 all the time, and is stably clamped between the guide plate 302 and the main turntable 301 without falling out. In other embodiments, the feeding guide plate 3021 has a plurality of concave ports distributed uniformly, the discharging guide plate 3022 has a plurality of convex ports corresponding to the concave ports, and the feeding guide plate 3021 and the discharging guide plate 3022 are connected by the plurality of concave ports and the convex ports in a snap-fit manner, so that the connection is more stable compared with a single concave port and the convex port, and the feeding guide plate 3021 and the discharging guide plate 3022 can be used continuously when one concave port and the convex port are damaged, thereby prolonging the service life.

In some embodiments, the rotating disc type rapid testing module further includes a rear fixing plate 7, the electrical core testing assembly 3 includes a probe, a probe fixing disc 305, a main rotating disc 301, a testing rotating wheel 306, a cam shaft 307 and a cam block 308, the probe includes a first probe 303 and a second probe 304, which are respectively contacted with two ends of the electrical core 5, so as to connect the electrical core 5 into a testing path, thereby achieving the purpose of testing the electrical core 5; the main turntable 301 is located between a probe fixing disc 305 and a test rotating wheel 306, the probe fixing disc 305 is used for fixing a first probe 303 and is located at one end of the battery cell 5, a second probe 304 is fixed on the test rotating wheel 306 and is located at the other end of the battery cell 5 and is used for connecting the battery cells 5 to be tested into a test passage one by one; the camshaft 307 is connected with the test rotating wheel 306 in a sliding manner, is parallel to the main shaft 102 and points to the main rotating disc 301 and the rear fixing plate 7 respectively, one end of the second probe 304 is fixed on the camshaft 307, and the other end of the second probe extends out of the sliding rotating wheel and points to the main rotating disc 301; the cam block 308 is a projection fixed to the rear fixing plate 7 at a position pointed by the cam shaft 307. In some embodiments, during the process of rotating the battery cell 5 by the main turntable 301, the first probe 303 is in full contact with the battery cell 5, while when the second probe 304 is located at a position outside the cam block 308, a fifth gap exists between the cam shaft 307 and the rear fixing plate 7, and a sixth gap exists between the second probe 304 and the battery cell 5, both of which are not in contact. In some embodiments, the cam block 308 is a protrusion having the largest middle thickness and smaller two sides thickness, when the main turntable 301 drives the second probe 304 to pass through the position of the cam block 308, the cam shaft 307 comes into contact with the cam block 308 to compress the sixth gap, and pushes the cam shaft 307 to move in the direction of the main turntable 301, and then the cam shaft 307 pushes the second probe 304 to move in the direction of the battery cell 5, as the main turntable 301 continues to rotate, the cam block 308 in contact with the cam shaft 307 becomes thicker, and further compresses the sixth gap, so that the second probe 304 continues to move in the direction of the battery cell 5, and finally the cam shaft 307 comes into contact with the maximum thickness of the cam block 308, and the second probe 304 comes into contact with the battery cell 5 and has a certain pre-pressure (because the probe is a compressible elastic structure), so as to connect the battery cell 5 into the test path, thereby achieving the purpose of testing. Then, the main turntable 301 continues to rotate, the thickness of the cam block 308 contacted by the cam shaft 307 becomes smaller and smaller along with the movement, the fifth gap and the sixth gap are generated again, the second probe 304 leaves the tested electric core 5, the same operation is performed along with the next cam shaft 307, and the electric cores 5 on the main turntable 301 are tested one by one. In some embodiments, the maximum thickness of the cam block 308 is a flat surface, which can be in continuous contact with the movable cam shaft 307 for a period of time, so that the contact time of the second probe 304 with the battery cell 5 is not too short, and the test result is more accurate. In other embodiments, the end of the cam shaft 307 facing the rear fixing plate 7 is provided with a pulley 309, so that the contact process between the cam shaft 307 and the cam block 308 is smoother, and the service life of the cam shaft 307 and the cam block 308 is prolonged. The driving assembly 1, the probe fixing disc 305, the main turntable 301 and the test rotating wheel 306 are coaxially fixed on the main shaft 102, the reference circle diameters of the probe fixing disc 305, the main turntable 301 and the test rotating wheel are the same, and when the driving motor drives the synchronous pulley 101 to rotate, the synchronous pulley 101 drives the probe fixing disc 305, the main turntable 301 and the test rotating wheel 306 to synchronously rotate. In some embodiments, the number of the first probe 303 and the second probe 304 is plural, and in some embodiments, the first probe 303 and the second probe 304 are multi-head probes, which increases the reliability of the contact, and further, are three-head probes.

In some embodiments, there are a plurality of cam blocks 308, the cam blocks 308 are arranged on the rear fixing plate 7 at uniform intervals, and the cam blocks 308 are arranged at uniform intervals, so that each electrical core 5 can be tested for many times in the testing process, each electrical core 5 corresponds to a plurality of test data and records, and the final test result is an average value after the abnormal value is removed, so that the test result is more reliable and accurate.

In some embodiments, the carousel type rapid test module further includes a front fixing plate 6 disposed at two ends of the main shaft 102 opposite to the rear fixing plate 7, for forming a protective supporting frame of the carousel type rapid test module, and the main shaft 102 penetrates through the front fixing plate 6 to be connected to the first gear 103, near the probe fixing disc 305.

In some embodiments, the battery cell testing assembly 3 further includes a rotary encoder 310, a fourth gear 311, and a third fixing shaft 312, where the fourth gear 311 is engaged with the first gear 103, the rotary encoder and the fourth gear 311 are coaxially fixed on the third fixing shaft 312, and the third fixing shaft 312 is parallel to the main shaft 102. When the first gear 103 rotates to drive the battery cell 5 to perform a test, the fourth gear 311 is also driven to rotate, and the fourth gear 311 drives the rotary encoder to rotate through the third fixing shaft 312. The effect of setting up rotary encoder is in order to fix a position electric core 5 to the electric core 5 that the definite test finished whether reaches ejection of compact position, and carry out the record, correspond every electric core 5 rather than the test data that obtains, so that carry out the stepping screening to electric core 5 in the follow-up.

In some embodiments, a photoelectric sensing sheet 8 and a photoelectric sensor 9 are further included. The photoelectric sensor 9 is fixed on the front fixing plate 6, the photoelectric sensing piece 8 is a ring and coaxially fixed with the main shaft 102, and rotates along with the main shaft 102, the photoelectric sensing piece 8 is provided with a notch 801, the projection position of the notch 801 on the main turntable 301 is set to be an origin position, when the notch 801 rotates to a position opposite to the photoelectric sensor 9, light can penetrate through the notch 801 to irradiate the photoelectric sensor 9, so that the photoelectric sensor 9 generates a photoelectric sensing on-off change signal, at the moment, the main turntable 301 can be known to be in the origin position, when data is required to be cleared or restarted at each time, the main turntable 301 needs to be kept at the origin position when the main turntable 301 starts to rotate, so that data resetting or related recording of subsequent data is carried out. In some embodiments, three notches 801 are formed in the photoelectric sensing sheet 8, a connecting line between the three notches 801 and the center of the photoelectric sensing sheet 8 trisects the photoelectric sensing sheet 8, three corresponding photoelectric sensors 9 are provided, and the plurality of notches 801 are formed in the photoelectric sensing sheet 8, so that when the original point position is reset, the rotation angle is reduced, and the operation is simpler and more convenient.

As shown in fig. 4, 5, and 6, in some embodiments, the first probe 303 and the second probe 304 are each a multi-head probe, the first probe 303 and the second probe 304 are used for clamping the electrical core 5, and include a plurality of needle tubes 3031 with springs and a fixing member 3032, the fixing member 3032 has a plurality of first through holes 3033, one needle tube 3031 corresponds to one first through hole 3033, and the needle tube 3031 passes through the first through hole 3033 and is fixedly connected with the fixing member 3032. The multi-head probe is provided with a plurality of needle tubes 3031, compared with a single-head probe with only one needle tube 3031, in the working process, the contact area of the multi-head probe with the battery cell 5 is increased, the influence of poor contact caused by the fact that salient points, dirt and the like possibly exist on the surface of the battery cell 5 is overcome, the stability of clamping the battery cell 5 is increased, the battery cell 5 is prevented from generating large displacement in the high-speed moving process, the stability of a contact channel is maintained, and the test data of the battery cell 5 is more real and accurate.

As shown in fig. 5, in some embodiments, the number of the needle tubes 3031 is 3, and the number of the needle tubes 3031 is set to 3, so that not only can the contact area with the electrical core 5 be increased, and the influence of poor contact caused by the existence of bumps and dirt on the surface of the electrical core 5 be overcome, but also the needle tubes 3031 adopt a triangular arrangement mode, and because the triangle has stability, the cost can be saved as much as possible, and meanwhile, the stability of clamping the electrical core 5 can be maximally increased, so that a large displacement of the electrical core 5 in the process of high-speed movement is prevented, and the stability of a contact channel is maintained, thereby making the test data of the electrical core 5 more true and accurate.

As shown in fig. 4 and 7, in some embodiments, the fixing member 3032 includes a bolt head 3034, a flange portion 3035 and a thread portion 3036, and three through holes are respectively formed in the bolt head 3034, the flange portion 3035 and the thread portion 3036, the three through holes are in a one-to-one correspondence, and are located opposite to each other, so as to jointly form a first through hole 3033, and the flange portion 3035 is located between the bolt head 3034 and the thread portion 3036 and is fixedly connected to the bolt head 3034 and the thread portion 3036. The threaded portion 3036 is used for screwing into the second through hole 3037 and the third through hole 3038 of the device and fixedly connecting with the device, so that the whole multi-head probe is fixed on the device. When the threaded portion 3036 is screwed into the second through hole 3037 and the third through hole 3038, the side edge is provided with a screw hole, and the screw hole is screwed and fastened by a jackscrew, so that looseness cannot occur when the battery cell 5 is clamped. In some embodiments, the bolt head 3034 is hexagonal, so that the assembly process is convenient and labor-saving, and the disassembly and assembly are convenient. A needle tube 3031 is fixed to the fixing member 3032, and the needle tube 3031 passes through the bolt head 3034, the flange portion 3035 and the thread portion 3036 and extends out of the bolt head 3034 and the thread portion 3036 respectively.

In some embodiments, the fixing member 3032 is made of plastic, so that the cost is low, the manufacturing is convenient, and the cushioning protection function is achieved during the high-speed movement of the battery cell 5. In other embodiments, the material of the fixing member 3032 is a metal material, which is stable and durable.

In some embodiments, the needle tube 3031 has a double-layer annular structure, the inner layer is made of nickel alloy, the hardness of the needle tube is ensured, the needle tube is not easy to bend during testing, the outer layer is made of gold, the conductivity is high during testing the electrical core 5, the connection testing channel is stable, and stable and accurate electrical core 5 testing data can be obtained.

As shown in fig. 5, in some embodiments, 3 needle tubes 3031 are arranged in an equilateral triangle, the needle tubes 3031 are parallel to each other, and the triangle arrangement is adopted, so that the triangle has stability, and the cost is saved as much as possible, and at the same time, the stability of clamping the battery cell 5 can be increased to the maximum extent, thereby preventing the battery cell 5 from generating large displacement during the high-speed movement process, and maintaining the stability of the contact channel, so that the test data of the battery cell 5 is more real and accurate. In other embodiments, the needle cannula 3031 may be arranged in other triangular configurations.

As shown in fig. 5 and 7, the length of the part of the needle tube 3031 extending from the bolt head 3034 is greater than the length of the part of the needle tube 3036 extending from the threaded part 3036, the part of the needle tube 3031 extending from the bolt head 3034 contacts with the battery cell 5, and the part of the needle tube 3031 extending from the threaded part 3036 is used for a communication channel for contacting with equipment.

In summary, the invention provides a turntable type rapid test module, which includes a driving assembly 1, a cell feeding assembly 2, a cell discharging assembly 4, and a cell testing assembly 3, wherein the driving assembly 1 is in transmission connection with the cell testing assembly 3, the cell feeding assembly 2, and the cell discharging assembly 4, and is used for driving the cell testing assembly 3, the cell feeding assembly 2, and the cell discharging assembly 4 to rotate synchronously, the cell feeding assembly 2 is used for automatically inputting a cell 5 into the cell testing assembly 3, and the cell discharging assembly 4 is used for receiving the cell 5 output after the cell testing assembly 3 finishes testing. The testing module is simple in structure, capable of testing the battery cell 5 in a full-automatic mode, stable in testing, high in sorting precision, stable in transmission and small in occupied space due to the fact that a gear structure is adopted, and is suitable for various scenes.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields will be covered by the scope of the present invention.

Claims

1. A rotary disc type rapid testing module is characterized by comprising a driving assembly, a cell feeding assembly, a cell discharging assembly and a cell testing assembly, wherein the driving assembly is coaxially fixed with the cell testing assembly, the cell testing assembly is respectively in transmission connection with the cell feeding assembly and the cell discharging assembly through gear meshing, the cell feeding assembly, the cell discharging assembly and the cell testing assembly are enabled to rotate in a coordinated mode, the cell feeding assembly is used for automatically inputting a cell into the cell testing assembly, the cell discharging assembly is used for receiving the cell output after the cell testing assembly finishes testing, the driving assembly comprises a driving device and a main shaft, the cell testing assembly is fixed on the main shaft, and the driving device is used for driving the main shaft to rotate;

the battery cell testing assembly comprises a main rotary table and a guide plate, the main rotary table is fixed on the main shaft, a plurality of first clamping grooves which are uniformly distributed are formed in spokes of the main rotary table, and the guide plate is located above the periphery of the main rotary table;

the rotating disc type rapid testing module further comprises a rear fixing plate, the electric core testing assembly further comprises a probe, a probe fixing disc, a testing rotating wheel, a cam shaft and a cam block, the first gear, the probe fixing disc, the main rotating disc and the testing rotating wheel are coaxially fixed on the main shaft, the main rotating disc is located between the probe fixing disc and the testing rotating wheel, and the reference circle diameters of the probe fixing disc, the main rotating disc and the testing rotating wheel are the same; the probe comprises a first probe and a second probe, the first probe is fixedly connected with the probe fixing disc, the cam shaft is connected with the test rotating wheel in a sliding mode and is parallel to the main shaft, one end of the second probe is fixed on the cam shaft, the other end of the second probe extends out of the sliding rotating wheel, and the first probe and the second probe correspond to each other one to one; the cam block is fixed on the rear fixing plate and is positioned at a position where the cam shaft passes when rotating along with the test rotating wheel.

2. The rotating disc type rapid testing module set according to claim 1, wherein the driving assembly further comprises a synchronous pulley, the synchronous pulley and the cell testing assembly are coaxially fixed on the spindle, and the driving device drives the cell testing assembly to operate through the synchronous pulley.

3. The rotating disc type rapid test module according to claim 1, wherein the driving assembly further comprises a first gear, the first gear and the main rotating disc are coaxially fixed on the main shaft, the cell feeding assembly comprises a second gear, a feeding disc, a first fixing shaft and a feeding transition plate, the first gear is meshed with the second gear, the second gear and the feeding disc are coaxially fixed on the first fixing shaft, the first fixing shaft is parallel to the main shaft, a plurality of second clamping grooves are uniformly distributed on spokes of the feeding disc, a distance between bottoms of the first clamping grooves and bottoms of the second clamping grooves is greater than or equal to a diameter of the cell, and the feeding transition plate is located below the feeding disc; the extension line of the feeding transition plate is parallel to or intersected with the extension line of the guide plate, a first gap is formed in the position, overlapped with the main rotary disc, of the feeding transition plate and used for the main rotary disc to pass through, and a second gap is formed in the position, overlapped with the feeding disc, of the guide plate and used for the feeding disc to pass through.

4. The rotating disc type rapid testing module according to claim 3, wherein the battery cell discharging assembly includes a third gear, a discharging disc, a second fixing shaft, and a discharging transition plate, the third gear is engaged with the first gear, the discharging disc and the third gear are coaxially fixed on the second fixing shaft, the reference circle diameters of the second gear, the third gear, the feeding disc and the discharging disc are all the same, the second fixing shaft is parallel to the main shaft, a plurality of third clamping grooves are uniformly distributed on a spoke of the discharging disc, the discharging transition plate is located below the discharging disc, and the distance between the discharging transition plate and the bottom of the third clamping groove is greater than or equal to the diameter of the battery cell; the extension line of the discharging transition plate is parallel to or intersected with the extension line of the guide plate, a third gap is formed in the position, where the discharging transition plate is overlapped with the main rotary table, for the main rotary table to pass through, and a fourth gap is formed in the position, where the guide plate is overlapped with the discharging disc, for the discharging disc to pass through.

5. The rotating disc type rapid test module according to claim 4, wherein the guide plates comprise a feeding guide plate and a discharging guide plate, the feeding guide plate and the discharging guide plate have concave-convex interfaces corresponding to each other, and the feeding guide plate and the discharging guide plate are in transition connection through the concave-convex interfaces.

6. The rotating disc type rapid test module set according to claim 1, wherein the number of the cam blocks is 1, and the cam blocks are fixed on the rear fixing plate.

7. The rotating disc type rapid testing module set according to claim 1, wherein the battery cell testing assembly comprises a rotary encoder, a fourth gear and a third fixing shaft, the fourth gear is engaged with the first gear, and the rotary encoder and the fourth gear are coaxially fixed on the third fixing shaft.

8. The rotating disk rapid test module of claim 1, wherein the first probe and the second probe are each multi-headed probes.