CN111203398B

CN111203398B - Battery detection grading system

Info

Publication number: CN111203398B
Application number: CN202010131377.6A
Authority: CN
Inventors: 施展; 冯玉川; 李峥; 杨帆; 邓数文
Original assignee: Qingtao Kunshan Automation Equipment Co ltd
Current assignee: Qingtao Kunshan Automation Equipment Co ltd
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2022-07-12
Anticipated expiration: 2040-02-28
Also published as: CN111203398A

Abstract

The invention relates to the technical field of battery production, and discloses a battery detection grading system, which comprises: the device comprises a conveying device, a detection device, a taking and placing device and a storage bin device, wherein the conveying device is configured to convey the battery to the detection device; the detection device is configured to perform stepping detection on the battery; the bin device comprises a bin assembly, a plurality of layers of trays are arranged on the bin assembly, and the bin assembly is configured to be capable of moving in the vertical direction according to the detection result of the detection device so as to enable the trays corresponding to the gears of the batteries to move to a preset position; the pick-and-place device is configured to place the battery in the tray moved to a preset position. This battery detection stepping system, the feed bin subassembly can be followed vertical direction and removed, and then will be with the tray that the battery gear corresponds remove to predetermineeing the position, through will predetermineeing the position and get the working plane of putting the device and coincide mutually, be convenient for get put the device and place the battery, make the perpendicular space of feed bin device obtain the utilization of at utmost.

Description

Battery detection grading system

Technical Field

The invention relates to the technical field of battery production, in particular to a battery detection grading system.

Background

At present, lithium ion batteries have the advantages of high specific energy, high cycle times, long storage time and the like, and are widely applied to portable electronic equipment such as mobile phones, digital video cameras and portable computers, and also widely applied to large and medium-sized electric equipment such as electric automobiles, electric bicycles, electric tools and the like. In the production process of the lithium ion battery, voltage and resistance tests need to be carried out on the lithium ion battery, and the capacity of the battery is graded and the like according to the test result, so that the grade of the battery is finally evaluated.

Among the prior art, the unloading of battery detection stepping system is generally by artifical stepping, even there is the higher automatic stepping apparatus of degree of automation, often also realizes through the rotation mode of adjusting the manipulator, and the defect of this kind of mode lies in: the feeding mechanism is limited by the structure of the mechanical arm, and cannot stretch out too long, so that the plane of the feeding mechanism is close to the plane where the mechanical arm is located.

Disclosure of Invention

The invention aims to provide a battery detection grading system, which solves the problems that the blanking mechanism of the existing battery detection grading system occupies a large area and is inconvenient to take materials.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides a battery detection grading system, comprising:

a conveying device, a detection device, a taking and placing device and a storage bin device,

the conveying device is configured to convey the battery to the detection device;

the detection device is configured to perform grading detection on the battery;

the bin device comprises a bin assembly, a plurality of layers of trays are arranged on the bin assembly, and the bin assembly is configured to be capable of moving in the vertical direction according to the detection result of the detection device so as to enable the trays corresponding to the gears of the batteries to move to a preset position;

the pick-and-place device is configured to place the battery in the tray moved to the preset position.

The battery detection grading system conveys a battery to a detection device through a conveying device, the detection device carries out grading detection on the battery, and a bin assembly can move in the vertical direction according to the detection result of the detection device so as to enable a tray corresponding to a gear of the battery to move to a preset position, and then the battery is placed in the tray moving to the preset position through a taking and placing device; because set up the multilayer tray on the feed bin subassembly, the feed bin subassembly can be followed vertical direction and removed, and then will remove the tray that corresponds with the battery gear and predetermine the position, through will predetermineeing the position and put the working plane of device and coincide mutually, be convenient for get put the device and place the battery, make the perpendicular space of feed bin device obtain the at utmost utilization.

As a preferable scheme of the battery detection and grading system, the stock bin device further includes a support and a first driving device, the stock bin assembly is movably disposed on the support along a vertical direction, and the first driving device drives the stock bin assembly to move relative to the support.

The support is convenient to support the stock bin assembly, the stock bin assembly is arranged on the support in a moving mode along the vertical direction, the relative support moving is achieved through the first driving device driving the stock bin assembly, and the support is simple in structure and convenient to manufacture.

As an optimal scheme of above-mentioned battery detection stepping system, first drive arrangement is including setting up the action wheel, the setting of support bottom are in from driving wheel, cover at support top are established the action wheel with from transmission band and the driving motor between the driving wheel, the feed bin subassembly with the transmission band links to each other, the driving motor drive the action wheel rotates in order to drive the transmission band with the feed bin subassembly removes.

This belt drive's first drive arrangement drives reciprocating of feed bin subassembly through the removal of transmission band, and then realizes the removal of tray to in moving to the preset position.

As an optimal scheme of the battery detection grading system, the storage bin assembly comprises a plurality of layers of supporting structures arranged at intervals, and the trays can be placed on the supporting structures at all layers.

The feed bin subassembly passes through the bearing structure that the multilayer interval set up, and each layer bearing structure is last all can support the tray, and then can form the multilayer tray along vertical direction, holds more battery.

As a preferable scheme of the battery detection grading system, a plurality of storage grooves capable of storing the batteries are formed in the tray (40).

As a preferable mode of the above battery detection grading system, the battery detection grading system further includes a temporary placing structure on which the battery detected by the detection device is temporarily placed, and a support table of the temporary placing structure is configured to be rotatably disposed to adjust an orientation of the battery.

The arrangement of the temporary placing structure avoids the phenomenon that batteries cannot be accurately placed into the tray due to the change of the direction in the conveying process, the conveying between the temporary placing structure and the stock bin assembly is completed through the taking and placing device, and the direction of the temporary placing structure can be adjusted to play a role in adjusting the direction of the batteries, so that the direction of the batteries and the direction of the tray are completely consistent.

As a preferable aspect of the battery detection grading system, the conveying device includes:

a first conveyor configured to convey a battery charge; and

a second conveying device configured to convey the battery on the first conveying device to the detection device and convey the detected battery to the placement structure.

The battery feeding can be carried through the arrangement of the first conveying device, the battery on the first conveying device can be conveyed to the detection device through the arrangement of the second conveying device, the battery which is detected can be conveyed to the temporary placement structure, the feeding and discharging of the battery can be realized through the arrangement of the first conveying device and the second conveying device, and the conveying is flexible and convenient.

As a preferable mode of the battery detection grading system, the second conveying device includes an adsorption device, the adsorption device includes two sets of first adsorption assemblies arranged at intervals, the first adsorption assemblies are configured to be capable of moving synchronously along a first direction, one of the two sets of first adsorption assemblies is capable of conveying the battery on the first conveying device to the detection device, and the other set of first adsorption assemblies is capable of conveying the detected battery to the temporary discharge structure.

The adsorption device is provided with two groups of first adsorption assemblies arranged at intervals, the batteries are conveyed to the detection device synchronously in the moving process of the second conveying device, and the batteries after detection are conveyed to the temporary placement structure by the detection device, so that the working efficiency is improved.

As a preferable mode of the above battery detection grading system, the second conveying device further includes:

a first rail extending in the first direction;

coupling assembling, coupling assembling sliding connection be in on the first guide rail, adsorption equipment pass through second drive arrangement with coupling assembling links to each other, the drive of second drive arrangement adsorption equipment removes along the second direction, the second direction with first direction is mutually perpendicular.

Through foretell structure adsorption equipment can realize along the removal of first direction and second direction, be convenient for to the transport of battery.

As a preferable scheme of the battery detection and grading system, the taking and placing device is a manipulator, the manipulator includes a first rotating arm and a second rotating arm, the first rotating arm is rotatably disposed, the second rotating arm is rotatably connected to the first rotating arm, an output end of the second rotating arm is rotatably connected to a second adsorption component, and rotation axes of the first rotating arm, the second rotating arm and the second adsorption component are parallel.

The taking and placing device with the structure can convey the battery to the corresponding tray through the temporary placing structure, the movement of the manipulator is simple, and the defect that the manipulator is inconvenient to grab the battery can be overcome due to the arrangement of the second adsorption component.

The invention has the beneficial effects that:

according to the battery detection grading system, the batteries are conveyed to the detection device through the conveying device, the detection device performs grading detection on the batteries, the bin assembly can move in the vertical direction according to the detection result of the detection device, so that the tray corresponding to the gear of the batteries moves to the preset position, and then the batteries are placed in the tray moving to the preset position through the taking and placing device; because set up the multilayer tray on the feed bin subassembly, the feed bin subassembly can be followed vertical direction and removed, and then will remove the tray that corresponds with the battery gear and predetermine the position, through will predetermineeing the position and get the working plane of putting the device and coincide mutually, be convenient for get put the device and place the battery, make the perpendicular space of feed bin device obtain the utilization of at utmost.

Drawings

FIG. 1 is a schematic diagram of a battery test grading system according to the present invention;

FIG. 2 is a top view of the battery test grading system provided in accordance with the present invention with the first conveyor and the bin device removed;

FIG. 3 is a schematic diagram of a partial structure of a battery inspection grading system according to the present invention;

FIG. 4 is a schematic diagram of a partial structure of a battery inspection grading system according to the present invention;

FIG. 5 is an angular schematic view of a bin assembly according to the present invention;

fig. 6 is a schematic structural view of another angle of the bin device provided by the invention.

In the figure:

1. a conveying device; 11. a first conveying device; 12. a second conveying device; 121. an adsorption device; 1211. a first adsorbent assembly; 122. a first guide rail; 123. a connecting assembly;

2. a detection device; 21. detecting a base; 22. detecting the probe; 23. a third driving device;

3. a pick-and-place device; 31. a first rotation arm; 32. a second rotating arm; 33. a second adsorption component;

4. a stock bin device; 40. a tray; 41. a bin assembly; 411. a support structure; 42. a support; 43. a first driving device; 431. a driving wheel; 432. a driven wheel; 433. a conveyor belt; 434. a drive motor;

5. temporarily placing the structure;

6. and (5) a test bench.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Among the prior art, the unloading of battery detection stepping system is generally by artifical stepping, even there is the automatic stepping apparatus that degree of automation is higher, often also realizes through the rotation mode of adjusting the manipulator, and the defect of this kind of mode lies in: the feeding mechanism is limited by the structure of the mechanical arm, and cannot stretch out too long, so that the plane of the feeding mechanism is close to the plane where the mechanical arm is located.

In order to solve the above problems, the present invention provides a battery inspection and grading system, as shown in fig. 1-6, including a conveying device 1, an inspection device 2, a pick-and-place device 3 and a storage bin device 4, wherein the conveying device 1 is configured to convey a battery to the inspection device 2; the detection device 2 is configured to perform stepping detection on the battery; the bin device 4 comprises a bin assembly 41, a plurality of layers of trays 40 are arranged on the bin assembly 41, and the bin assembly 41 is configured to be capable of moving in a vertical direction according to a detection result of the detection device 2 so as to move the tray 40 corresponding to a gear position of the battery to a preset position; the pick-and-place device 3 is configured to place and move the battery into the tray 40 moved to a preset position.

The battery detection grading system conveys batteries to the detection device 2 through the conveying device 1, the detection device 2 carries out grading detection on the batteries, and the bin assembly 41 can move in the vertical direction according to the detection result of the detection device 2 so as to enable the tray 40 corresponding to the gear of the batteries to move to the preset position, and then the batteries are placed in the tray 40 moving to the preset position through the taking and placing device 3; because set up multilayer tray 40 on the feed bin subassembly 41, feed bin subassembly 41 can be followed vertical direction and removed, and then will remove the preset position with the tray 40 that the battery gear corresponds, through will predetermineeing the position and put the working plane of device 3 and coincide mutually, be convenient for get put device 3 and place the battery, make the vertical space of feed bin device 4 obtain the utilization of at utmost.

Optionally, the battery testing and grading system further includes a testing platform 6, the testing device 2 and the pick-and-place device 3 are both disposed on the testing platform 6, and the stock bin device 4 is disposed on one side of the testing platform 6 close to the pick-and-place device 3.

In order to avoid the phenomenon that the batteries cannot be accurately placed in the tray 40 due to the change of the direction in the conveying process, the battery detection grading system further comprises a temporary placing structure 5, wherein the temporary placing structure 5 is arranged on the test bench 6, the batteries detected by the detection device 2 are temporarily placed on the temporary placing structure 5, and the support bench of the temporary placing structure 5 is configured to be rotatably arranged to adjust the direction of the batteries. The transfer between the temporary placing structure 5 and the silo assembly 41 is completed by the taking and placing device 3. The rotation of the parking structure 5 is set to adjust the orientation of the battery so that the battery is completely aligned with the orientation of the tray 40.

Optionally, the temporary placement structure 5 includes a base, a support assembly and a support platform, the support assembly is movably connected to the base, preferably, the support assembly is movably disposed on the base along the X-Y axis direction, the support platform is rotatably disposed on the support assembly, and the temporary placement structure 5 of the structure can achieve the position adjustment and the direction adjustment of the battery.

Get and put device 3 when transferring the battery to tray 40 from putting structure 5 temporarily, keep the battery orientation unchangeable, put the setting of structure 5 temporarily and accelerated the efficiency that detects the flow on the one hand, on the other hand can adjust the orientation of battery, avoid getting to put device 3 and take place battery orientation change in transportation process for position deviation appears when putting into tray 40 in the battery.

As shown in fig. 1, the conveyor device 1 comprises a first conveyor device 11 and a second conveyor device 12, the first conveyor device 11 is arranged at one side of the test station 6, the output end of the first conveyor device 11 is overlapped on the test station 6, and the first conveyor device 11 is configured to convey the battery material. The second conveyor 12 is arranged on the test station 6, the detection device 2 and the temporary placement structure 5 are arranged on the same side of the second conveyor 12, the second conveyor 12 is configured to convey the batteries on the first conveyor 11 to the detection device 2 and to convey the detected batteries to the temporary placement structure 5, and the extension direction of the second conveyor 12 is parallel to the extension direction of the first conveyor 11. The first conveying device 11 and the second conveying device 12 can realize the charging and discharging of the batteries, and the conveying is flexible and convenient.

Alternatively, the first conveyor 11 is a belt drive, by which the batteries are conveyed by placing them on a conveyor belt of the first conveyor 11. The blanking position of the first conveying device 11 is arranged opposite to the detection device 2. The specific structure of the first conveying device 11 belongs to the prior art, and is not described in detail herein.

Specifically, as shown in fig. 2 to 4, the second conveyor 12 includes a first rail 122, a connecting assembly 123, and a suction device 121, the first rail 122 extending in a first direction; the connecting assembly 123 is slidably connected to the first guide rail 122, the connecting assembly 123 is driven by the driving mechanism to move along a first direction, the adsorbing device 121 is connected to the connecting assembly 123 by a second driving device, the second driving device drives the adsorbing device 121 to move along a second direction (the second direction is a vertical direction), and the second direction is perpendicular to the first direction. The adsorption device 121 can realize movement in the first direction and the second direction, facilitating the transportation of the battery.

The adsorption device 121 includes two sets of first adsorption assemblies 1211 arranged at intervals, the first adsorption assemblies 1211 are configured to be capable of moving synchronously along a first direction, one set of the first adsorption assemblies 1211 of the two sets of the first adsorption assemblies 1211 is capable of conveying the battery on the first conveying device 11 to the detection device 2, and the other set of the first adsorption assemblies 1211 is capable of conveying the detected battery to the temporary placing structure 5. The adsorption device 121 is provided with two sets of first adsorption assemblies 1211 arranged at intervals, so that the batteries are conveyed to the detection device 2 synchronously in the moving process of the second conveying device 12, and the detected batteries are conveyed to the temporary placement structure 5 by the detection device 2, and the working efficiency is improved.

Optionally, the distance between the two sets of first adsorption assemblies 1211 is adjustable, the distance between the two sets of first adsorption assemblies 1211 can be adjusted according to the distance between the detection device 2 and the temporary placement structure 5, and the application range is wide.

The first adsorption assembly 1211 comprises two adsorption discs which are arranged at intervals, the two adsorption discs are connected through a connecting support, the two adsorption discs and the connecting support form an I-shaped structure, a battery is adsorbed through the two adsorption discs, and the first adsorption assembly 1211 of the structure is more stable in adsorption of the battery. Be provided with the absorption hole on the adsorption disc, the adsorption disc is connected with air exhaust system, forms the negative pressure in the adsorption disc, adsorbs the battery through the absorption hole. Through adsorbing the battery by the adsorption disc, the battery can be prevented from being mechanically damaged, and the battery is convenient to take and place.

As shown in fig. 1, 5 and 6, the magazine apparatus 4 further includes a support 42 and a first driving device 43, the magazine assembly 41 is movably disposed on the support 42 in a vertical direction, and the first driving device 43 drives the magazine assembly 41 to move relative to the support 42. Support 42's setting is convenient for support feed bin assembly 41, moves the setting on support 42 along vertical direction through feed bin assembly 41, realizes moving relative support 42 through first drive arrangement 43 drive feed bin assembly 41, and this simple structure, the preparation is convenient.

Alternatively, the first driving device 43 includes a driving wheel 431 disposed at the bottom of the bracket 42, a driven wheel 432 disposed at the top of the bracket 42, a conveying belt 433 disposed between the driving wheel 431 and the driven wheel 432, and a driving motor 434, the bin assembly 41 is connected to the conveying belt 433, and the driving motor 434 drives the driving wheel 431 to rotate to drive the conveying belt 433 and the bin assembly 41 to move. This first drive arrangement 43 of belt drive mode, the removal through transmission band 433 drives reciprocating of feed bin subassembly 41, and then realizes the removal of tray 40 to in order to move to preset the position. The first driving device 43 may also adopt other transmission manners as long as the movement of the bin assembly 41 relative to the bracket 42 in the vertical direction can be realized.

Optionally, the magazine assembly 41 includes a plurality of layers of spaced apart support structures 411, and each layer of support structures 411 can have a tray 40 disposed thereon. Feed bin subassembly 41 is through the bearing structure 411 that the multilayer interval set up, and all can support tray 40 on each layer bearing structure 411, and then can form the multilayer tray 40 along vertical direction, holds more battery.

Alternatively, a plurality of trays 40 may be provided on each layer of the supporting structure 411, and preferably, 3 to 4 trays 40 are provided on each layer of the supporting structure 411, thereby making full use of space utilization in the vertical direction of the magazine assembly 41.

Each layer of tray 40 stores batteries of the same gear, and each tray 40 is provided with a plurality of storage grooves capable of storing the batteries, so that the tray 40 can contain the batteries. The size of standing groove is 5% -15% bigger than the battery size, and the storage tank is greater than the battery size and is favorable to putting into of battery for conveyor 1's fault-tolerant rate is bigger, but too big size design can make the battery place the in-process at the shelves and fly out easily. Preferably, the size of the placement groove is 5% -15% larger than the size of the battery and 8% -10% larger than the size of the battery.

Be provided with tray fixed knot on bearing structure 411 and construct, tray fixing device is configured to can carry on spacingly to tray 40, guarantee that tray 40 can not take place horizontal displacement and beat in the in-process that reciprocates, and every layer of tray 40 of feed bin subassembly 41 is all aligned from top to bottom completely, and in tray 40 removes the in-process, only need calculate the vertical position relation of tray 40 and preset position, no longer need calculate horizontal position and align, also need not calculate horizontal position again when putting the battery to the tray 40 of different layers.

The tray fixing structure is the same as the tray 40 in shape, is of a frame structure, and is slightly larger than the tray in size, so that the tray 40 is placed in the frame structure, and the tray 40 is prevented from moving. Preferably the height of the frame structure is 1mm to 3mm, most preferably the height is 2 mm.

In the present embodiment, as shown in fig. 2, the pick-and-place apparatus 3 is a robot, the robot includes a first rotating arm 31 and a second rotating arm 32, the first rotating arm 31 is rotatably disposed, the second rotating arm 32 is rotatably connected to the first rotating arm 31, an output end of the second rotating arm 32 is rotatably connected to the second suction module 33, and rotation axes of the first rotating arm 31, the second rotating arm 32, and the second suction module 33 are parallel to each other.

Be provided with the adsorption disc on the second adsorption component 33, be provided with the absorption hole on the adsorption disc, the adsorption disc links to each other with air exhaust device, and the setting of adsorption disc is convenient for get the battery and puts, avoids producing mechanical damage to it. The taking and placing device 3 with the structure can convey the battery to the corresponding tray 40 from the temporary placing structure 5, the movement of the manipulator is simple, and the defect that the manipulator is inconvenient to grab the battery can be overcome due to the arrangement of the second adsorption component 33. The structure of the second adsorption assembly 33 may be the same as that of the first adsorption assembly 1211, and in this embodiment, the second adsorption assembly 33 is configured as a strip-shaped structure, and is rotatably connected to the second rotating arm 32 through one end of the strip-shaped structure, and the other end of the strip-shaped structure is provided with an adsorption disc, which is simple in structure and avoids interference with the tray 40 when placing the battery.

Optionally, the working plane of manipulator all the time with preset the plane coincidence for the manipulator is all the time worked in a plane, and through the reciprocating of feed bin subassembly 41 will correspond the tray 40 of gear and remove suitable position, suit with the working plane of manipulator, like this, the manipulator need not carry out the removal of vertical direction, can make full use of the vertical space of feed bin subassembly 41.

As shown in fig. 4, the detection device 2 is an OCV detection device for detecting the resistance and voltage of the battery, the detection device 2 includes a detection base 21 and a detection probe 22, the detection base 21 is configured to support the battery conveyed by the conveying device 1; the detecting probe 22 is connected to a third driving device 23, and the third driving device 23 drives the detecting probe 22 to move along the second direction to hold or release the battery placed on the detecting base 21. When the battery is respectively contacted with the detection base 21 and the detection probe 22, the detection base is used for detecting the voltage and the resistance of the battery, the capacity of the battery is obtained according to the detection result, and then the battery is graded according to the capacity.

The detection probe 22 is driven by the third driving device 23 to move towards the detection base 21 along the second direction so as to enable the detection probe 22 to be abutted against the battery, and then the battery is detected; after the detection is completed, the third driving device 23 drives the detection probe 22 to move in the direction away from the detection base 21 along the second direction, so as to release the support of the battery.

The battery detection grading system further comprises a control device, the conveying device 1, the detection device 2, the taking and placing device 3 and the stock bin device 4 are respectively and electrically connected with the control device, and the control device controls the devices to act so as to realize the automatic operation of the battery detection grading system.

The detection device 2 detects the performance of the battery, and the control device receives the detection result of the detection device 2, determines the number of the corresponding tray 40 according to the detection result, and controls the pick-and-place device 3 to convey the battery from the detection base 21 of the detection device 2 to the temporary placement structure 5.

The detection module of the control device detects the position, labeled position a1, at which the tray 40 corresponding to the label is located.

The control device determines the positional relationship between the position a1 and the predetermined plane, and controls the driving motor 434 and the conveyor belt of the bin device 4 to move the tray 40 up and down to the predetermined plane position.

In this embodiment, the height of the bin assembly 41 is 2m to 2.5m, the bin assembly is divided into 20 layers, each layer is provided with 3 to 4 trays 40, the interval between each layer is 20cm, the arrangement enables the space utilization rate of the bin device 4 in the vertical direction to be maximum, even if the tray 40 corresponding to the battery is located at the bottommost end of the bin device 4, the whole bin assembly 41 needs to be lifted to the limit position, the total height is 5m, the height requirement of a common factory building is met, meanwhile, in order to ensure the production efficiency, when the bin assembly 41 needs to be moved, the whole adjustment time is not more than 2s, in order to place the battery, the size of the storage position of the tray 40 corresponding to the battery is slightly larger than the battery, if the bin assembly 41 is moved up and down at a too high speed, the battery flies out due to inertia in the moving process, therefore, when designing the bin, the control of the height, the moving speed and the moving speed need to be comprehensively considered, in the embodiment, the bin assembly 41 is 2m high, divided into 20 layers, and each layer is provided with 3-4 trays 40, which is most economical and effective.

The detection and grading process of the battery comprises the following steps:

the first conveying device 11 conveys the battery to be inspected.

The second conveying device 12 moves in the first direction through one of the sets of first adsorption assemblies 1211 to convey the batteries conveyed on the first conveying device 11 to the detection base 21 of the detection device 2.

When the detection by the detection device 2 is finished, another set of first adsorption assemblies 1211 transports the batteries to the temporary discharge structure 5. When the batteries are continuously detected, the two first adsorption assemblies 1211 of the second conveying device 12 synchronously realize the feeding and the discharging of the batteries, and then the grading of the batteries is carried out.

Establishing a three-dimensional coordinate system, and setting a working plane of the taking and placing device 3 as a preset position;

detecting the position of each tray 40 of the magazine apparatus 4;

determining the gear corresponding to the battery according to the performance tested by the detection device 2, and moving the tray 40 corresponding to the gear of the battery to a preset position;

the pick-and-place device 3 places the battery in the tray 40 moved to a preset position.

After the detection device 2 detects the battery, the conveying device 1 places the battery on the temporary placement structure 5, and the taking and placing device 3 conveys the battery from the temporary placement structure 5 into the tray 40. The detected batteries are temporarily placed on the temporary placing structure 5, the direction of the batteries can be adjusted, the phenomenon that the batteries cannot be accurately placed in the tray 40 due to the change of the direction in the conveying process is avoided, and the direction of the batteries and the direction of the tray 40 are completely consistent.

The gear position corresponding to the battery is determined according to the performance of the battery detected by the detection device 2, the position of the tray 40 corresponding to the gear position of the battery is marked as A1, the position relation between the position A1 and the preset position is detected, and the tray 40 corresponding to the gear position of the battery is controlled to move to the preset position according to the detection result.

According to the control method for battery detection grading, the working plane of the taking and placing device 3 is set to be the preset position, the gear corresponding to the battery is determined according to the performance of the battery detected by the detection device 2, the tray 40 corresponding to the battery gear is moved to the preset position, so that the battery is placed by the taking and placing device 3 conveniently, due to the fact that the multiple layers of trays 40 are arranged on the bin assembly 41, the bin assembly 41 can move in the vertical direction, the tray 40 corresponding to the battery gear is moved to the preset position, and the vertical space of the bin device 4 is utilized to the maximum degree.

In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in a descriptive sense or a positional relationship based on the orientation shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. A battery test grading system, comprising:

a conveying device (1), a detection device (2), a taking and placing device (3) and a stock bin device (4),

the conveying device (1) is configured to convey the battery to the detecting device (2);

the detection device (2) is configured to detect the battery in a grading way;

the bin device (4) comprises a bin assembly (41), a plurality of layers of trays (40) are arranged on the bin assembly (41), and the bin assembly (41) is configured to be capable of moving in the vertical direction according to the detection result of the detection device (2) so as to enable the trays (40) corresponding to the battery gears to move to a preset position;

the storage bin device (4) further comprises a support (42) and a first driving device (43), the storage bin assembly (41) is movably arranged on the support (42) along the vertical direction, and the first driving device (43) drives the storage bin assembly (41) to move relative to the support (42);

the first driving device (43) comprises a driving wheel (431) arranged at the bottom of the support (42), a driven wheel (432) arranged at the top of the support (42), a conveying belt (433) sleeved between the driving wheel (431) and the driven wheel (432), and a driving motor (434), the bin assembly (41) is connected with the conveying belt (433), and the driving motor (434) drives the driving wheel (431) to rotate so as to drive the conveying belt (433) and the bin assembly (41) to move;

the taking and placing device (3) is configured to place the batteries in the tray (40) moved to the preset position, and a plurality of storage grooves capable of placing the batteries are formed in the tray (40);

the working plane of the taking and placing device (3) is superposed with the preset position;

the battery detection grading system further comprises a temporary placing structure (5), the battery detected by the detection device (2) is temporarily placed on the temporary placing structure (5), and a support platform of the temporary placing structure (5) is configured to be rotatably arranged to adjust the direction of the battery.

2. The battery detection grading system according to claim 1, characterized in that said magazine assembly (41) comprises a plurality of layers of support structures (411) arranged at intervals, each layer of said support structures (411) being able to place said tray (40).

3. The battery detection grading system according to claim 1, characterized in that said conveying device (1) comprises:

a first conveyor (11), the first conveyor (11) being configured to convey a battery charge; and

-second conveying means (12), said second conveying means (12) being configured to convey said batteries on said first conveying means (11) onto said detection means (2) and to convey detected batteries onto said temporary discharge structure (5).

4. The battery detection grading system according to claim 3, wherein said second conveying device (12) comprises an adsorbing device (121), said adsorbing device (121) comprises two sets of first adsorbing assemblies (1211) arranged at intervals, said first adsorbing assemblies (1211) are configured to be capable of moving synchronously along a first direction, one set of said first adsorbing assemblies (1211) of said two sets of first adsorbing assemblies (1211) is capable of conveying the batteries on said first conveying device (11) to said detecting device (2), and the other set of said first adsorbing assemblies (1211) is capable of conveying the batteries subjected to detection to said temporary placing structure (5).

5. The battery detection grading system according to claim 4, characterized in that said second conveyor (12) further comprises:

a first rail (122), the first rail (122) extending in the first direction;

the connecting assembly (123), connecting assembly (123) sliding connection be in on first guide rail (122), adsorption equipment (121) through second drive arrangement with connecting assembly (123) link to each other, the drive of second drive arrangement adsorption equipment (121) remove along the second direction, the second direction with first direction is mutually perpendicular.

6. The battery detection and grading system according to claim 5, wherein the pick-and-place device (3) is a manipulator, the manipulator comprises a first rotating arm (31) and a second rotating arm (32), the first rotating arm (31) is rotatably disposed, the second rotating arm (32) is rotatably connected with the first rotating arm (31), an output end of the second rotating arm (32) is rotatably connected with a second adsorption component (33), and rotation axes of the first rotating arm (31), the second rotating arm (32) and the second adsorption component (33) are parallel.