CN114054359A - Battery cell detection pairing equipment and detection method - Google Patents
Battery cell detection pairing equipment and detection method Download PDFInfo
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- CN114054359A CN114054359A CN202010769285.0A CN202010769285A CN114054359A CN 114054359 A CN114054359 A CN 114054359A CN 202010769285 A CN202010769285 A CN 202010769285A CN 114054359 A CN114054359 A CN 114054359A
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- 238000001514 detection method Methods 0.000 title claims abstract description 94
- 238000012360 testing method Methods 0.000 claims abstract description 149
- 238000005303 weighing Methods 0.000 claims abstract description 68
- 238000012546 transfer Methods 0.000 claims description 52
- 238000007599 discharging Methods 0.000 claims description 42
- 239000000463 material Substances 0.000 claims description 31
- 230000001502 supplementing effect Effects 0.000 claims description 28
- 230000002950 deficient Effects 0.000 claims description 19
- 238000000034 method Methods 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 4
- 239000011162 core material Substances 0.000 description 27
- 239000000047 product Substances 0.000 description 9
- 239000002699 waste material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
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- 238000012986 modification Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/16—Sorting according to weight
- B07C5/28—Sorting according to weight using electrical control means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C2501/00—Sorting according to a characteristic or feature of the articles or material to be sorted
- B07C2501/0063—Using robots
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Abstract
The application is suitable for the technical field of battery processing, and relates to a battery cell detection pairing device and a detection method, which comprise the following steps: the automatic feeding device comprises a rotary table, a detection part, a first feeding part and a second feeding part; the detection part comprises a cell weighing mechanism and a cell short-circuit testing mechanism, and the cell weighing mechanism, the cell short-circuit testing mechanism, the first blanking part and the second blanking part are arranged around the turntable; the first blanking part is used for blanking the battery cell which does not pass the test of the battery cell weighing mechanism or the battery cell short circuit testing mechanism; and the second blanking part is used for blanking the battery cell tested by the battery cell weighing mechanism and the battery cell short circuit testing mechanism. In addition, the application also provides a detection method applied to the battery cell pairing equipment. This application scheme is through setting up electric core weighing machine structure and electric core short circuit detection mechanism in the initial link of process, can inspect fast whether qualified electric core, avoids bad electric core to get into the subsequent handling, has promoted the productivity of battery effectively and has reduced manufacturing cost, prevents the wasting of resources.
Description
Technical Field
The application belongs to the technical field of battery processing, and particularly relates to a battery cell detection pairing device and a detection method.
Background
Along with the popularization of the large-capacity square-shell power battery formed by matching double electric cores in the market, higher requirements are provided for the quality of the power battery, so that the detection work of the electric cores is indispensable before the power battery is processed.
The cell detection work comprises cell weighing detection and cell short circuit test, and the two detection works can quickly judge the cell quality, so that unqualified cells are selected in the initial link of cell production. However, most of the power batteries in the current market do not perform relevant quality detection before processing, or the function of the detection equipment is relatively single, which causes the problems of low cell capacity, increased production cost and resource waste.
Disclosure of Invention
The battery cell detection pairing equipment aims to solve the problems of low battery cell capacity, high production cost and resource waste in the prior art; in addition, the application also provides a detection method applied to the battery cell detection pairing equipment.
In order to solve the technical problem, the following technical scheme is adopted in the application:
in a first aspect, the present application provides an electric core detection pairing device, including: the automatic feeding device comprises a rotary table, a detection part, a first feeding part and a second feeding part; the detection part comprises a cell weighing mechanism and a cell short-circuit testing mechanism, and the cell weighing mechanism, the cell short-circuit testing mechanism, the first blanking part and the second blanking part are arranged around the turntable; the first blanking part is used for blanking the battery cell which does not pass the test of the battery cell weighing mechanism or the battery cell short circuit testing mechanism; and the second blanking part is used for blanking the battery cell tested by the battery cell weighing mechanism and the battery cell short circuit testing mechanism.
Further, the battery cell weighing mechanism comprises an electronic scale, a lifting cylinder and a supporting plate; the supporting plate is installed on the electronic scale, and the lifting cylinder is connected with the electronic scale and the supporting plate.
Furthermore, at least one battery cell clamp is arranged at the hollow part of the upper part of the supporting plate, and the battery cell clamp and the electronic scale are fixedly assembled.
Furthermore, the cell short circuit testing mechanism comprises an installation bottom plate, a fixed supporting part, a floating supporting part, a driving air cylinder assembly and a testing air cylinder assembly; the fixed supporting part and the driving air cylinder assembly are arranged on the mounting bottom plate, the floating supporting part is connected with the driving air cylinder assembly, and the driving air cylinder assembly can drive the floating supporting part to move towards the direction of the fixed supporting part; the testing cylinder assembly is arranged above the fixed supporting part and the floating supporting part, and the testing part of the testing cylinder assembly can reciprocate in the vertical direction and is matched with the fixed supporting part, the floating supporting part and the driving cylinder assembly to carry out clamping and short circuit testing on the battery cell.
Further, the turntable comprises a feeding transfer station, a short circuit test transfer station, a first blanking transfer station and a second blanking transfer station;
the feeding transfer station is located on the same side of the cell weighing mechanism, the short circuit testing transfer station is located on the same side of the cell short circuit testing mechanism, the first blanking transfer station is located on the same side of the first blanking portion, and the second blanking transfer station is located on the same side of the second blanking portion.
Further, the first discharging part comprises a first discharging manipulator, a weighing defective discharging pull belt and a short circuit testing defective discharging pull belt;
the weighing inferior-product discharging pull belt and the short-circuit testing inferior-product discharging pull belt are arranged side by side, and the first discharging manipulator is erected above the weighing inferior-product discharging pull belt and the short-circuit testing inferior-product discharging pull belt;
one end of the first discharging manipulator, which is close to the turntable, extends to the position above the defective discharging transfer station of the turntable.
Further, the second discharging part comprises a single-battery-core material supplementing mechanism, a battery-core overturning and shifting mechanism, a battery-core rapid shifting and caching mechanism, a battery-core material supplementing manipulator and a second discharging manipulator;
the cell rapid shifting cache mechanism and the single cell material supplementing mechanism are positioned on the same side of the cell material supplementing manipulator, and the cell overturning shifting mechanism is positioned on the other side of the cell material supplementing manipulator;
the single-cell material supplementing mechanism is arranged between the blanking transfer station of the turntable and the cell rapid shifting cache mechanism, the cell material supplementing manipulator is erected above the single-cell material supplementing mechanism, one end of the cell material supplementing manipulator extends to the upper part of the blanking transfer station of the turntable, and the other end of the cell material supplementing manipulator extends to the upper part of the cell rapid shifting cache mechanism;
the second discharging manipulator is arranged between the cell rapid shifting caching mechanism and the first discharging part.
Further, the battery cell detection pairing equipment further comprises a feeding portion, and the feeding portion and the battery cell weighing mechanism are arranged on the same side of the rotary table.
Further, the material loading portion includes electric core material loading tray and electric core material loading manipulator, electric core material loading tray set up with the carousel is relative electric core weighing machine constructs one side, electric core material loading manipulator erects the top of electric core weighing machine structure, electric core material loading manipulator one end extends to the carousel the material loading transfer station top, electric core material loading manipulator other end extends to electric core material loading tray top.
In a second aspect, the present application further provides a method for detecting a cell detection pairing device applied to the cell detection pairing device, including: feeding the battery cell to a detection part, and judging whether the battery cell is qualified or not; if any test is unqualified when the cell weight test is carried out on the cell weighing mechanism of the detection part and the short circuit test is carried out on the cell short circuit test mechanism, the cell is transferred to a station corresponding to the first blanking part for blanking; if the battery cell is in when the battery cell weighing mechanism of the detection part carries out the battery cell weight test and the battery cell short circuit test mechanism carries out the short circuit test, the test is qualified, and then the battery cell is circulated to the station corresponding to the second blanking part to carry out blanking.
Compared with the prior art, the battery cell detection pairing equipment and method at least have the following beneficial effects:
this application scheme is through setting up electric core weighing machine structure and electric core short circuit detection mechanism in the initial link of process, can inspect fast whether qualified electric core, avoids bad electric core to get into the subsequent handling, has promoted the productivity of battery effectively and has reduced manufacturing cost, prevents the wasting of resources.
Drawings
In order to illustrate the solution of the present application more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a top view of a battery cell detection pairing apparatus according to an embodiment of the present invention;
fig. 2 is an overall schematic diagram of a cell weighing mechanism according to an embodiment of the present invention;
fig. 3 is an overall schematic diagram of a cell short circuit testing mechanism according to an embodiment of the present invention;
fig. 4 is a front view of a cell short circuit testing mechanism according to an embodiment of the present invention;
fig. 5 is an overall schematic diagram of a battery cell detection pairing apparatus according to an embodiment of the present invention;
fig. 6 is a flowchart of a detection method according to an embodiment of the present invention.
Reference numerals: 1-a turntable; 11-a loading transfer station; 12-short circuit test transfer station; 13-a first blanking transfer station; 14-a second blanking transfer station; 2-a detection section; 21-a cell weighing mechanism; 211-electronic scale; 212-a lifting cylinder; 213-a support plate; 2131-cell clamp; 22-cell short circuit testing mechanism; 221-installing a bottom plate; 222-a fixed support; 2221-a first fixed support plate; 2222-a second fixed support plate; 223-a floating support; 2231-a first floating support plate; 2232-a second support plate; 2233-a first elastic member; 2234-a second elastic member; 2235-connecting plate; 2236-a first slide rail; 2237-a second slide rail; 2238-a first slide rail fastener; 2239-a second slide rail fastener; 224-a drive cylinder assembly; 225-testing the cylinder assembly; 2251-a mounting frame; 2252-first test cylinder; 2253-second test cylinder; 3-a first blanking portion; 31-a first blanking manipulator; 32-weighing defective blanking drawstrings; 33-short circuit test substandard product blanking drawstring; 4-a second blanking part; 41-single-core feeding mechanism; 42-cell overturning and shifting mechanism; 43-cell fast shift buffer memory mechanism; 44-cell feeding manipulator; 45-a second feeding manipulator; 5-a feeding part; 51-a cell loading tray; 52-cell loading manipulator.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, e.g., the terms "length," "width," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc., refer to an orientation or position based on that shown in the drawings, are for convenience of description only and are not to be construed as limiting of the present disclosure.
The terms "including" and "having," and any variations thereof, in the description and claims of this invention and the description of the above figures are intended to cover non-exclusive inclusions; the terms "first," "second," and the like in the description and in the claims, or in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular sequential order. In the description and claims of the present invention and in the description of the above figures, when an element is referred to as being "fixed" or "mounted" or "disposed" or "connected" to another element, it may be directly or indirectly located on the other element. For example, when an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. Furthermore, reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
The application provides a battery cell detection pairs equipment, is applied to the detection of battery cell quality, battery cell detection pairs equipment and includes: the automatic feeding device comprises a rotary table, a detection part, a first feeding part and a second feeding part;
the detection part comprises a cell weighing mechanism and a cell short-circuit testing mechanism, and the cell weighing mechanism, the cell short-circuit testing mechanism, the first blanking part and the second blanking part are arranged around the turntable;
the first blanking part is used for blanking the battery cell which does not pass the test of the battery cell weighing mechanism or the battery cell short circuit testing mechanism;
and the second blanking part is used for blanking the battery cell tested by the battery cell weighing mechanism and the battery cell short circuit testing mechanism.
Based on the above battery cell detection pairing device, the present application also provides a detection method applied to the battery cell detection pairing device, where the method includes: feeding the battery cell to a detection part, and judging whether the battery cell is qualified or not;
if any test is unqualified when the cell weight test is carried out on the cell weighing mechanism of the detection part and the short circuit test is carried out on the cell short circuit test mechanism, the cell is transferred to a station corresponding to the first blanking part for blanking;
if the battery cell is in when the battery cell weighing mechanism of the detection part carries out the battery cell weight test and the battery cell short circuit test mechanism carries out the short circuit test, all tests are qualified, and then the battery cell is circulated to the station corresponding to the second blanking part for blanking.
According to the battery cell detection pairing equipment and the battery cell detection method, the battery cell weighing mechanism and the battery cell short circuit detection mechanism are arranged in the initial process link, whether the battery cell is qualified or not can be quickly checked, a bad battery cell is prevented from entering the subsequent process, the productivity of the battery is effectively improved, the production cost is reduced, and resource waste is prevented.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.
The application provides a battery cell detection pairing device, is applied to the detection of battery cell quality, as shown in fig. 1, battery cell detection device includes: the device comprises a turntable 1, a detection part 2, a first blanking part 3 and a second blanking part 4; in this embodiment, the detection section 2 may detect that the number of cells is any number greater than one. For convenience of description, the following description mainly takes the cell detection pairing device for simultaneously detecting two cells as an example, and it should be noted that the number does not limit the number of the cells actually detected at one time by the cell detection pairing device of the present application.
Specifically, in a preferred embodiment, the detection portion 2 includes a cell weighing mechanism 21 and a cell short-circuit testing mechanism 22, and the cell weighing mechanism 21 is disposed on the left side of the cell short-circuit testing mechanism 22; the first blanking part 3 is arranged on the opposite side of the cell weighing mechanism 21, and the second blanking part 4 is arranged on the opposite side of the cell short-circuit testing mechanism 22; the cell weighing mechanism 21 adopts a double electronic scale and is used for detecting the weight of the cell; the cell short circuit testing mechanism is used for detecting whether defects exist in the cell; the battery cell weighing mechanism 21, the battery cell short circuit testing mechanism 22, the first blanking portion 3 and the second blanking portion 4 are arranged around the turntable 1, the first blanking portion 3 is used for blanking the battery cells with unqualified weight or defects inside, namely, the battery cells which do not pass the test of the battery cell weighing mechanism 21 or the battery cell short circuit testing mechanism 22 are blanked, and the second blanking portion 4 is used for blanking the qualified battery cells, namely, the battery cells which pass the test of the battery cell weighing mechanism 21 and the test of the battery cell short circuit testing mechanism 22 are blanked.
Further, in this embodiment, with reference to fig. 1 and fig. 2, the cell weighing mechanism 21 includes an electronic scale 211, a lifting cylinder 212, and a supporting plate 213; the backup pad 213 is installed on electronic scale 211, and electronic scale 211 and backup pad 213 are connected to lift cylinder 212, and electronic scale 211 is used for the weight of direct observation electric core, and backup pad 213 is used for bearing electric core, and lift cylinder 212 is used for driving backup pad 213, can weigh to electric core fast through preceding three's cooperation.
Further, in this embodiment, at least one battery cell clamp 2131 is disposed in a hollow portion of the supporting plate 213, for example, in fig. 2, two battery cell clamps 2131 are disposed in the hollow portion of the supporting plate 213, the two battery cell clamps 2131 are fixedly assembled with the electronic scale 211, the lifting cylinder 212 drives the supporting plate 213 to place a battery cell into the two battery cell clamps 2131, and the battery cell is matched with a reading of the electronic scale 211 to detect whether the weight of the battery cell is qualified.
Further, in this embodiment, with reference to fig. 1 and fig. 3, the cell short circuit testing mechanism 22 includes a mounting base plate 221, a fixed support portion 222, a floating support portion 223, a driving cylinder assembly 224, and a testing cylinder assembly 225; a fixed support part 222 and a driving cylinder assembly 224 are arranged on the mounting base plate 221, the fixed support part 222 is used for placing an electric core, the floating support part 223 is connected with the driving cylinder assembly 224, and the driving cylinder assembly 224 is used for driving the floating support part 223 to move towards the fixed support part 222; the testing cylinder assembly 225 is arranged above the fixed support part 222 and the floating support part 223, and the testing part of the testing cylinder assembly 225 can reciprocate in the vertical direction and is matched with the fixed support part 222, the floating support part 223 and the driving cylinder assembly 224 to perform clamping and short-circuit testing on the battery cell.
Further, in the present embodiment, in conjunction with fig. 3 and 4, the floating support 223 includes a first floating support plate 2231, a second floating support plate 2232, a first elastic member 2233, a second elastic member 2234, and a connecting plate 2235; at least one first elastic member 2233 is installed under at least one first floating support plate 2231 and connected to the connecting plate 2235, for example, in fig. 4, two first elastic members 2233 are installed under one first floating support plate 2231 and connected to the connecting plate 2235; at least one second elastic member 2234 is installed under at least one second floating support plate 2232 and connected to the connecting plate 2235, for example, in fig. 4, two second elastic members 2234 are installed under one second floating support plate 2232 and connected to the connecting plate 2235; the first elastic member 2233 and the second elastic member 2234 are used to provide cushioning protection for the cell during depression of the test cylinder assembly 225.
In some embodiments, the resilient member may be a resilient element other than a spring, such as a rubber sleeve.
Further, in this embodiment, with reference to fig. 3 and 4, the floating support portion 223 further includes a first slide rail 2236, a second slide rail 2237, a first slide rail fastener 2238, and a second slide rail fastener 2239; the first slide rail 2236 and the second slide rail 2237 are disposed on the mounting base plate 221, the first slide rail 2236 and the connecting plate 2235 are connected by a first slide rail fastener 2238, the second slide rail 2237 and the connecting plate 2235 are connected by a second slide rail fastener 2239, and the first slide rail 2236 and the second slide rail 2237 make the movement of the first floating support plate 2231 and the second floating support plate 2232 more convenient and smoother.
Further, in this embodiment, with reference to fig. 3 and 4, the driving cylinder assembly 224 is disposed below the connecting plate 2235, and the driving cylinder assembly 224 drives the connecting plate 2235 to move the whole floating support 223 toward the fixed support 222.
In some embodiments, the floating support 223 may be directly driven to move toward the fixed support 222 by the driving cylinder assembly 224 without the need for auxiliary cooperation of the first and second slide rails 2236, 2237.
Further, in this embodiment, with reference to fig. 3 and fig. 4, the fixing support portion 222 includes a first fixing support plate 2221 and a second fixing support plate 2222, the first fixing support plate 2221 and the second fixing support plate 2222 are respectively used for bearing one electrical core, the first fixing support plate 2221 and the second fixing support plate 2222 are arranged side by side on the installation base plate 221, and respectively correspond to the first floating support plate 2231 and the second floating support plate 2232, and cooperate with the testing cylinder assembly 225 to complete the detection of the electrical core.
Further, in this embodiment, in conjunction with fig. 3 and 4, the test cylinder assembly 225 includes a mounting frame 2251, a first test cylinder 2252, and a second test cylinder 2253; the mounting frame 2251 is fixedly connected to the mounting base plate 221, and supports the test cylinder assembly 225, and the first test cylinder 2252 and the second test cylinder 2253 are arranged above the floating support 223 side by side through the mounting frame 2251 and respectively correspond to the first floating support 2231 and the second floating support 2232; the piston rods of the first testing cylinder 2252 and the second testing cylinder 2253 are respectively connected to a testing unit, and the first testing cylinder 2252 and the second testing cylinder 2253 are respectively matched with the first floating support plate 2231 and the second floating support plate 2232 to clamp two battery cells, and the battery cells are tested for short circuit by the testing unit.
The following description will be given of a detection process of the cell short circuit testing mechanism 22 in the cell detection pairing device provided by the present application, taking the cell short circuit testing mechanism 22 for simultaneously performing short circuit testing on two cells as an example:
the cell is firstly transferred to the fixed supporting part 222 through the turntable 1 on the processing equipment; the driving air cylinder assembly 224 drives the floating support part 223 to move towards the fixed support part 222, when the floating support part 223 moves to correspond to the fixed support part 222, the testing air cylinder assembly 225 presses down and contacts the floating support part 223, the testing air cylinder assembly 225, the fixed support part 222 and the floating support part 223 are matched to clamp two cells, and the first elastic part 2233 and the second elastic part 2234 are compressed to buffer and protect the cells from excessive pressure; and opening an external switch, and introducing high voltage into the battery cell, so as to test whether the battery cell is short-circuited.
Further, in this embodiment, as shown in fig. 1, the turntable 1 includes a feeding transfer station 11, a short circuit test transfer station 12, a first blanking transfer station 13, and a second blanking transfer station 14; the loading transfer station 11 is positioned at the same side of the cell weighing mechanism 21 and is used for loading two cells to be detected; the short circuit test transfer station 12 is located on the same side of the cell short circuit test mechanism 22 and used for conveying the two weighed cells to the cell short circuit test mechanism 22; the first blanking transfer station 13 is positioned at the same side of the first blanking part 3 and used for conveying the battery cells with unqualified weight or failed short-circuit test to the first blanking part 3; the second blanking transfer station 14 is located on the same side of the second blanking portion 4 and used for conveying qualified battery cells to the second blanking portion 4.
In some embodiments, the number of cells transferred by the loading transfer station 11, the short circuit test transfer station 12, the first unloading transfer station 13, and the second unloading transfer station 14 of the rotary table 1 may be any number of at least one.
Further, in the present embodiment, as shown in fig. 1, the first blanking portion 3 includes a first blanking manipulator 31, a defective weighing blanking pull tape 32, and a short-circuit test defective blanking pull tape 33; the weighing defective product discharging pull belt 32 and the short circuit test defective product discharging pull belt 33 are arranged side by side, the weighing defective product discharging pull belt 32 is used for discharging the battery cells with unqualified weight, and the short circuit test defective product discharging pull belt 33 is used for discharging the battery cells which fail in the short circuit test; the first blanking manipulator 31 is erected above the weighing defective blanking drawstring 32 and the short-circuit test defective blanking drawstring 33, one end, close to the rotary table 1, of the first blanking manipulator 31 extends to the position above the first blanking transfer station 13 of the rotary table 1, and the first blanking manipulator 31 is used for clamping the battery cells with unqualified weights or failed short-circuit tests and then conveying the battery cells to the corresponding blanking positions.
In some embodiments, the weigh defective blanking pull tape 32 and the short test defective blanking pull tape 33 may be the same blanking pull tape.
Further, in this embodiment, as shown in fig. 1, the second discharging portion 4 includes a single-cell feeding mechanism 41, a cell overturning and shifting mechanism 42, a cell fast shifting and caching mechanism 43, a cell feeding manipulator 44, and a second discharging manipulator 45; the cell fast shift buffer mechanism 43 and the single cell material supplement mechanism 41 are located on the same side of the cell material supplement manipulator 44, and the cell overturn shift mechanism 42 is located on the other side of the cell material supplement manipulator 44; the single-cell material supplementing mechanism 41 is arranged between the second blanking transfer station 14 of the turntable 1 and the cell fast shifting cache mechanism 43, the cell material supplementing manipulator 44 is erected above the single-cell material supplementing mechanism 41, one end of the cell material supplementing manipulator 44 extends to the position above the second blanking transfer station 14 of the turntable 1, the other end of the cell material supplementing manipulator 44 extends to the position above the cell fast shifting cache mechanism 43, and the cell material supplementing manipulator is used for clamping a cell on the second blanking transfer station 14 and sequentially passing through the single-cell material supplementing mechanism 41, the cell overturning shift mechanism 42 and the cell fast shifting cache mechanism 43; the second blanking manipulator 45 is arranged between the cell rapid shifting cache mechanism 43 and the first blanking part 3; the single-cell material supplementing mechanism 41 is used for temporarily storing a qualified cell through a station moving to the right when only one qualified cell is on the second blanking transfer station 14, and when a qualified cell appears again at the next second blanking transfer station 14, the station of the single-cell material supplementing mechanism 41 moves to the left again, so that two qualified cells are simultaneously blanked in each blanking process; the cell overturning and shifting mechanism 42 is used for completing rapid overturning and shifting of a single cell, so that pairing between two cells is formed; the cell fast shift buffer mechanism 43 is used for fast shifting the paired cells of the cell overturning and shifting mechanism 42, so as to facilitate later-stage blanking.
Further, in this embodiment, the battery cell detection pairing apparatus further includes a feeding portion 5, and the feeding portion 5 is disposed on the left side of the battery cell weighing mechanism 21.
Further, in this embodiment, as shown in fig. 1, the feeding portion 5 includes a cell feeding tray 51 and a cell feeding manipulator 52, the cell feeding tray 51 is disposed on the left side of the cell weighing mechanism 21, and can simultaneously carry two cells, the cell feeding manipulator 52 is erected above the cell weighing mechanism 21, one end of the cell feeding manipulator 52 extends to the upper side of the feeding transfer station 11 of the turntable 1, the other end of the cell feeding manipulator 52 extends to the upper side of the cell feeding tray 51, and the cell feeding manipulator 52 is used for clamping two cells to be detected to the cell weighing mechanism 21.
In some embodiments, the number of cells that can be carried by the cell loading tray 51 may be any number of at least one.
In the battery cell detection pairing device of the embodiment, the battery cell weighing mechanism 21 and the battery cell short-circuit detection mechanism 22 are arranged in the initial process step, so that whether the battery cell is qualified or not can be quickly checked, the unqualified battery cell is timely separated to the first blanking part 3, and the phenomenon that a defective battery cell enters a subsequent process step is avoided; the cells qualified in detection are judged according to the quantity, namely the cells are matched through the single-cell material supplementing mechanism 41 or directly through the cell overturning and shifting mechanism 42 and the cell fast shifting and caching mechanism 43, so that the capacity of the battery is effectively improved, the production cost is reduced, and the waste of resources is prevented.
On the basis of the foregoing embodiment, referring to fig. 6, a schematic flow chart of a detection method applied to a battery cell detection pairing device according to the present invention is described, where the detection method includes:
s101: feeding the battery cell to the detection part 2, and judging whether the battery cell is qualified or not;
s102: if any test of the battery cell is unqualified when the battery cell is subjected to the battery cell weight test in the battery cell weighing mechanism 21 of the detection part 2 and the short circuit test in the battery cell short circuit testing mechanism 22, transferring the battery cell to a station corresponding to the first blanking part 3 for blanking;
in detail, the battery cell may perform the battery cell weight test first or may perform the short circuit test first, and when any one of the tests fails, the battery cell is immediately transferred to the station corresponding to the first blanking portion 3 to perform blanking. I.e. when a failure condition occurs in one test, another test is not performed.
S103: if the battery cell is qualified in both the battery cell weight test performed by the battery cell weighing mechanism 21 of the detection part 2 and the short circuit test performed by the battery cell short circuit testing mechanism 22, transferring the battery cell to a station corresponding to the second discharging part 4 for discharging;
s104: the above steps S101 to S103 are repeated.
The following describes a specific process of the detection method applied to the battery cell detection pairing device in detail with reference to fig. 1 to 5.
In the present embodiment, a battery cell is loaded from the battery cell loading tray 51 onto the supporting plate 213 of the battery cell weighing mechanism 21 of the detection portion 2 by the battery cell loading manipulator 52, the battery cell is placed into the battery cell clamp 2131 by the driving of the lifting cylinder 212, and whether the battery cell weight is qualified is determined by the battery cell weighing mechanism 21;
if the weight of the battery cell is unqualified, the battery cell with unqualified weight is placed in the loading transfer station 11 of the turntable 1 through the battery cell loading manipulator 52 and is conveyed to the first unloading transfer station 13, and then the battery cell with unqualified weight is transferred to the weighing defective unloading drawstring 32 corresponding to the first unloading part 3 through the first unloading manipulator 31 for unloading;
if the weight of the battery cell is qualified, the battery cell is transferred to a short circuit test transfer station 12 corresponding to the battery cell short circuit test mechanism 22 of the detection part 2 through a battery cell loading manipulator 52, and the battery cell is transferred to a fixed support part 222; the driving air cylinder assembly 224 drives the floating support part 223 to move towards the fixed support part 222, when the floating support part 223 moves to correspond to the fixed support part 222, the testing air cylinder assembly 225 presses down and contacts the floating support part 223, the testing air cylinder assembly 225, the fixed support part 222 and the floating support part 223 are matched to clamp two cells, and the first elastic part 2233 and the second elastic part 2234 are compressed to buffer and protect the cells from excessive pressure; opening an external switch, and introducing high voltage into the battery cell, so as to test whether the battery cell is short-circuited;
if the battery cell is short-circuited, the unqualified battery cell in the short-circuit test transfer station 12 is transferred to a short-circuit test inferior-quality discharging drawstring 33 corresponding to the first discharging part 3 through the turntable 1 by the first discharging manipulator 31 for discharging;
if the battery cell is not short-circuited, the qualified battery cell is transferred to a second blanking transfer station 14 corresponding to the second blanking part 4 through the turntable 1 for blanking.
After testing a group of cells, the next group of cells is grabbed by using the feeding manipulator 52, and the above steps are repeated to perform the test.
The battery cell detection pairing apparatus according to the above embodiment may execute the battery cell detection pairing method provided in the embodiment of the present invention, and the battery cell detection pairing method has corresponding functional modules and beneficial effects of the battery cell detection pairing apparatus, and please refer to the embodiment of the battery cell detection pairing apparatus specifically, which is not described herein again.
In the above embodiments provided by the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is merely a logical division, and other divisions may be realized in practice, for example, a plurality of modules or components may be combined or integrated into another system, or some features may be omitted, or not executed.
The modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical modules, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
It should be understood that the above-described embodiments are merely preferred embodiments of the present application, rather than all embodiments, and that the appended drawings illustrate preferred embodiments of the present application and do not limit the scope of the application. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.
Claims (10)
1. The utility model provides a battery core detects pairing equipment which characterized in that includes:
the automatic feeding device comprises a rotary table, a detection part, a first feeding part and a second feeding part;
the detection part comprises a cell weighing mechanism and a cell short-circuit testing mechanism, and the cell weighing mechanism, the cell short-circuit testing mechanism, the first blanking part and the second blanking part are arranged around the turntable;
the first blanking part is used for blanking the battery cell which does not pass the test of the battery cell weighing mechanism or the battery cell short circuit testing mechanism;
and the second blanking part is used for blanking the battery cell tested by the battery cell weighing mechanism and the battery cell short circuit testing mechanism.
2. The cell detection pairing device according to claim 1, wherein the cell weighing mechanism comprises an electronic scale, a lifting cylinder and a support plate; the supporting plate is installed on the electronic scale, and the lifting cylinder is connected with the electronic scale and the supporting plate.
3. The battery cell detection pairing device according to claim 2, wherein at least one battery cell clamp is arranged at a hollow part of the supporting plate, and the battery cell clamp is fixedly assembled with the electronic scale.
4. The cell detection pairing device according to claim 2, wherein the cell short circuit testing mechanism comprises a mounting base plate, a fixed support part, a floating support part, a driving cylinder assembly and a testing cylinder assembly; the fixed supporting part and the driving air cylinder assembly are arranged on the mounting bottom plate, the floating supporting part is connected with the driving air cylinder assembly, and the driving air cylinder assembly can drive the floating supporting part to move towards the direction of the fixed supporting part; the testing cylinder assembly is arranged above the fixed supporting part and the floating supporting part, and the testing part of the testing cylinder assembly can reciprocate in the vertical direction and is matched with the fixed supporting part, the floating supporting part and the driving cylinder assembly to carry out clamping and short circuit testing on the battery cell.
5. The battery cell detection pairing equipment according to claim 4, wherein the rotary table comprises a loading transfer station, a short circuit test transfer station, a first unloading transfer station and a second unloading transfer station;
the feeding transfer station is located on the same side of the cell weighing mechanism, the short circuit testing transfer station is located on the same side of the cell short circuit testing mechanism, the first blanking transfer station is located on the same side of the first blanking portion, and the second blanking transfer station is located on the same side of the second blanking portion.
6. The battery cell detection pairing device according to claim 5, wherein the first discharging part comprises a first discharging manipulator, a weighing defective discharging drawstring and a short-circuit testing defective discharging drawstring;
the weighing inferior-product discharging pull belt and the short-circuit testing inferior-product discharging pull belt are arranged side by side, and the first discharging manipulator is erected above the weighing inferior-product discharging pull belt and the short-circuit testing inferior-product discharging pull belt;
one end of the first discharging manipulator, which is close to the turntable, extends to the position above the defective discharging transfer station of the turntable.
7. The cell detection pairing device according to claim 6, wherein the second blanking portion comprises a single-cell feeding mechanism, a cell overturning and shifting mechanism, a cell fast shifting and caching mechanism, a cell feeding manipulator and a second blanking manipulator;
the cell rapid shifting cache mechanism and the single cell material supplementing mechanism are positioned on the same side of the cell material supplementing manipulator, and the cell overturning shifting mechanism is positioned on the other side of the cell material supplementing manipulator;
the single-cell material supplementing mechanism is arranged between the blanking transfer station of the turntable and the cell rapid shifting cache mechanism, the cell material supplementing manipulator is erected above the single-cell material supplementing mechanism, one end of the cell material supplementing manipulator extends to the upper part of the blanking transfer station of the turntable, and the other end of the cell material supplementing manipulator extends to the upper part of the cell rapid shifting cache mechanism;
the second discharging manipulator is arranged between the cell rapid shifting caching mechanism and the first discharging part.
8. The cell testing and pairing device according to any one of claims 1 to 7, wherein the cell testing and pairing device further comprises a loading portion, and the loading portion and the cell weighing mechanism are disposed on the same side of the turntable.
9. The cell detection pairing device according to claim 8, wherein the feeding portion comprises a cell feeding tray and a cell feeding manipulator, the cell feeding tray is arranged on one side of the cell weighing mechanism opposite to the turntable, the cell feeding manipulator is erected above the cell weighing mechanism, one end of the cell feeding manipulator extends to the position above the feeding transfer station of the turntable, and the other end of the cell feeding manipulator extends to the position above the cell feeding tray.
10. The detection method applied to the battery cell detection pairing equipment of any one of claims 1 to 9 is characterized by comprising the following steps:
feeding the battery cell to a detection part, and judging whether the battery cell is qualified or not;
if any test is unqualified when the cell weight test is carried out on the cell weighing mechanism of the detection part and the short circuit test is carried out on the cell short circuit test mechanism, the cell is transferred to a station corresponding to the first blanking part for blanking;
if the battery cell is in when the battery cell weighing mechanism of the detection part carries out the battery cell weight test and the battery cell short circuit test mechanism carries out the short circuit test, the test is qualified, and then the battery cell is circulated to the station corresponding to the second blanking part to carry out blanking.
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| CN202010769285.0A CN114054359A (en) | 2020-08-03 | 2020-08-03 | Battery cell detection pairing equipment and detection method |
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| CN202010769285.0A CN114054359A (en) | 2020-08-03 | 2020-08-03 | Battery cell detection pairing equipment and detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117895092A (en) * | 2024-03-15 | 2024-04-16 | 宁德时代新能源科技股份有限公司 | Method and system for pairing bare cells |
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