CN103499380B - Cell weight detection system - Google Patents
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- CN103499380B CN103499380B CN201310484679.1A CN201310484679A CN103499380B CN 103499380 B CN103499380 B CN 103499380B CN 201310484679 A CN201310484679 A CN 201310484679A CN 103499380 B CN103499380 B CN 103499380B
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- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 238000005303 weighing Methods 0.000 claims abstract description 75
- 230000002950 deficient Effects 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 9
- 230000004308 accommodation Effects 0.000 claims description 7
- 230000000052 comparative effect Effects 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009897 systematic effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The invention provides a cell weight detection system, which comprises a weight detector and a check-weighing scale tester, the weight detector is connected with the check-weighing scale tester, and the corresponding relation between cell models and cell weight threshold ranges is preset in the check-weighing scale tester. The weight detector is used for detecting the cell weight of a cell to be detected and transmitting the detected cell weight detection value to the check-weighing scale tester; the check-weighing scale tester is used for receiving the inputted cell model of the cell to be detected and determining the cell weight threshold range corresponding to the inputted cell model of the cell to be detected according to the corresponding relation between cell models and cell weight threshold ranges and the inputted cell model of the cell to be detected; and moreover, the check-weighing scale tester compares the cell weight detection value with the cell weight threshold range, and judges whether the cell weight of the cell to be detected is up to standard according to a comparison result.
Description
Technical field
The present invention relates to battery detecting technical field, be specifically related to a kind of battery battery core weight detection system.
Background technology
What society high speed development brought is oil, the traditional energy such as coal, rock gas is exploited in a large number, and traditional energy resource is non-renewable, therefore, a new generation's lithium ion battery, fuel cell etc. is clean, environmental protection, efficiently energy conversion accumulator system become the effective ways solving environment that modern civilization faces and energy problem, enjoys the favor of people.Along with the use of battery on the products such as notebook, video camera, digital camera, mobile phone and electric tool is more and more extensive, its security performance also receives much concern.So the manufacturing of battery and checkout procedure must be very strict, and battery core weight passes judgment on an important indicator of battery security, and therefore, in battery manufacturing process, the detection of battery core weight is very important.
At present, battery core to be mainly put on electronic scale by workman and to weigh by the detection of existing battery battery core weight, and judges whether battery core weight exceedes threshold range by workman, if exceed threshold range, then judges that battery core is defective.
But the detection scheme of existing battery core weight there are the following problems:
1, rely on workman completely and judge that whether battery core weight is qualified, human factor is comparatively large on the impact of testing result, cannot ensure the accuracy of testing result.
2, whole testing process is by manually completing, complex operation, and efficiency is low, and human cost is high.
Therefore, a kind of battery core weight detecting scheme is needed badly in order to solve the problems of the technologies described above.
Summary of the invention
The present invention is directed to above shortcomings in prior art, a kind of cell weight detection system be provided, existing scheme automaticity is low in order to solve, poor accuracy, inefficient problem.
The present invention, for solving the problems of the technologies described above, adopts following technical scheme:
The invention provides a kind of cell weight detection system, comprise: weight detector and check weighing claim tester, described weight detector claims tester to be connected with described check weighing, and described check weighing claims to be preset with the corresponding relation between battery core type and battery core weight threshold scope in tester;
Described weight detector is used for, and detects the battery core weight of battery core to be measured, and sends to described check weighing to claim tester by detecting the battery core weight detecting value obtained;
Described check weighing claim tester for, receive the battery core model of the battery core to be measured of input, and the battery core model of battery core to be measured according to the corresponding relation between described battery core model and battery core weight threshold scope and input, determine the battery core weight threshold scope that the battery core model of the battery core to be measured of this input is corresponding; And, by described battery core weight detecting value compared with described battery core weight threshold scope, and judge that whether the battery core weight of battery core to be measured is qualified according to comparative result; Wherein, if described battery core weight detecting value is not within described battery core weight threshold scope, then judge that the battery core weight of described battery core to be measured is defective; Otherwise, judge that the battery core weight of described battery core to be measured is qualified.
Preferably, described check weighing claims tester to comprise guidance panel, and described guidance panel is used for, and receives the battery core model of the battery core to be measured of input, and display battery core weight detecting value.
Further, described check weighing claims also to be preset with the corresponding relation between battery core model and battery core standard weight value in tester;
Described check weighing claim tester also for, according to the battery core model of battery core to be measured of the corresponding relation between the battery core model preset and battery core standard weight value and input, determine the battery core standard weight value that the battery core model of the battery core to be measured of this input is corresponding, and indicate described guidance panel to show described battery core standard weight value.
Preferably, described weight detector comprises: pressure transducer and the measurement flat board for carrying battery core to be measured;
Described pressure transducer measures dull and stereotyped bottom surface with described respectively and described check weighing claims tester to be connected, and for detecting the battery core weight measuring the dull and stereotyped battery core to be measured carried, and sends to described check weighing to claim tester the battery core weight detecting value detected.
Preferably, the quantity of described pressure transducer is 4, and described 4 pressure transducers are arranged at the described corner measuring flat board respectively.
Preferably, the described side measuring flat board is provided with 2 openings, and described 2 openings extend a segment distance to the described center measuring flat board, forms the fluting that 2 confessions carry the mechanical arm discrepancy of battery core to be measured.
Further, described system also comprises: for carrying the support plate of described weight detector and claiming the frame of tester for accommodating described check weighing, described support plate is arranged in described frame, and forming accommodation space with described frame, described check weighing claims tester to be placed in described accommodation space.
Preferably, the side of described support plate is provided with 2 openings, and described 2 openings extend a segment distance to the center of described support plate, forms the fluting that 2 confessions carry the mechanical arm discrepancy of battery core to be measured.
Further, described check weighing claim tester also for, according to user input steering order, indicate described weight detector to reset.
Further, described system also comprises alarm, and described alarm claims tester to be connected with described check weighing;
Described check weighing claim tester also for, when judging that the battery core weight of described battery core to be measured is defective, indicate described alarm equipment alarm.
Cell weight detection system of the present invention, by claiming in check weighing to arrange the corresponding relation between battery core model and battery core weight threshold scope in tester, after the battery core model of input battery core to be measured, automatically battery core weight threshold scope can be determined, and the battery core weight detecting value claiming tester to be detected by weight detector by check weighing is compared with this battery core weight threshold scope, whether the battery core weight of automatic judgement battery core to be measured is qualified, not only reduce the impact of human factor on testing result, ensure that the accuracy of testing result, improve automaticity and detection efficiency, but also can liberate the productive forces, reduce human cost.
Accompanying drawing explanation
The structural representation of the cell weight detection system that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 claims the schematic diagram of the guidance panel of tester for check weighing that the embodiment of the present invention provides;
The vertical view of the measurement flat board that Fig. 3 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the present invention, carry out clear, complete description to the technical scheme in the present invention, obviously, described embodiment is a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
This instructions, for a kind of high-capacity dynamical lithium-ion battery battery core, be described, but those skilled in the art is known to technical scheme of the present invention, and the detection of all kinds battery battery core is all within protection scope of the present invention.
The embodiment of the present invention provides a kind of cell weight detection system, as shown in Figure 1, this cell weight detection system comprises: weight detector 1 and check weighing claim tester 2, weight detector 1 and check weighing claim tester 2 to be connected, preferably, weight detector 1 can claim tester 2 to be connected by signal connecting line and check weighing.
Usually, a kind of battery core of model has the weight of standard, i.e. battery core standard weight value, battery core standard weight value is battery core gravimetric value ideally, and due to the restriction of manufacturing technology level, the battery core weight of each battery core of this model produced may have error, can not be all equal with battery core standard weight value, but, as long as ensure that battery core weight is within battery core weight threshold scope, can think that this battery core weight is qualified.Battery core weight threshold scope is on the basis of battery core standard weight value, is obtained by the error amount that fluctuates, and is used for describing the reasonable weight of battery core.For the lithium ion battery of 24018030/55Ah model, its battery core standard weight value is 280g, error amount is 5g, therefore, battery core weight threshold scope is [275,285], if the battery core gravimetric value of battery core to be measured is within the scope of this, namely battery core weight is more than or equal to 275g and is less than or equal to 285g, can think that the battery core weight of this battery core to be measured is qualified, otherwise, if the battery core gravimetric value of battery core to be measured is not within the scope of this, namely battery core weight is less than 275g or is greater than 285g, then think that the battery core weight of this battery core to be measured is defective.
The battery battery core of different model, its battery core standard weight value is different, and error amount is different, and battery core weight threshold scope is also different.For the battery of a certain type and model, battery core model, between battery core standard weight value and battery core weight threshold scope, form unique corresponding relation.Check weighing claims to be preset with the corresponding relation between battery core model and battery core weight threshold scope in tester 2.
Weight detector 1 for, detect the battery core weight of battery core 6 to be measured, and send to check weighing to claim tester 2 battery core weight detecting value.Check weighing claim tester 2 for, receive the battery core model of the battery core to be measured 6 of input, and the battery core model of battery core to be measured 6 according to the corresponding relation between the battery core model stored in it and battery core weight threshold scope and input, determine the battery core weight threshold scope that described battery core model is corresponding; And, by battery core weight detecting value compared with battery core weight threshold scope, if battery core weight detecting value is not within battery core weight threshold scope, then judge that the battery core weight of battery core 6 to be measured is defective; If battery core weight detecting value is within battery core weight threshold scope, then judge that the battery core weight of battery core 6 to be measured is qualified.
Check weighing claims tester 2 to comprise guidance panel, and guidance panel is the input-output unit that check weighing claims tester, for receiving the battery core model of the battery core to be measured 6 of user's input, and display battery core weight detecting value.Preferably, guidance panel can select contact panel to realize.
Preferably, guidance panel not only can show battery core weight detecting value, can also show battery core standard weight value, therefore, claims also to be preset with the corresponding relation between battery core model and battery core standard weight value in tester 2 in check weighing.
Check weighing claim tester 2 also for, according to the battery core model of battery core to be measured 6 of the corresponding relation between the battery core model preset and battery core standard weight value and input, determine the battery core standard weight value that described battery core model is corresponding, and indicate guidance panel to show this battery core standard weight value.
The embodiment of the present invention gives a kind of guidance panel realized by contact panel, as shown in Figure 2, this guidance panel comprises base plate and the numeric keypad be arranged on base plate, viewing area (i.e. display panel) and function setting district, and function setting district has the functions such as model selection, clearing, page turning, confirmation, cancellation.
In system initialisation phase, guidance panel can realize following functions:
1, claim to preset multiple-working mode in tester 2 in check weighing by guidance panel, the battery core model that different working modes is corresponding different, namely operator is called by the " mode " button in the function setting district operating guidance panel, is selected mode of operation to input battery core model, preferably, page-turning function can be realized, to search battery core model by "+", "-" button.
2, at the viewing area of guidance panel display battery core standard weight value.Because check weighing claims to be preset with the corresponding relation between battery core model and battery core standard weight value in tester 2, after battery core model is determined, check weighing claims tester 2 can determine battery core standard weight value corresponding to this battery core model according to this corresponding relation, and shows this battery core standard weight value in the viewing area of guidance panel.
3, by numeric keypad input battery core standard weight value and the battery core weight threshold scope corresponding with this battery core standard weight value of guidance panel.Numeric keypad inputs corresponding battery core standard weight value and battery core weight threshold scope for the battery core that operator is various model, thus realizes the setting to the corresponding relation between battery core type and battery core weight threshold scope and the corresponding relation between battery core type and battery core standard weight value.
4, reset by guidance panel instruction weight detector 1.After weight detector more than 1 weighing battery core weight, inevitably can produce systematic error, in order to ensure the accuracy detected, check weighing claims tester 2 that weight detector 1 can be indicated to reset, namely check weighing claims the steering order that tester 2 inputs according to user, and instruction weight detector 1 resets.Usually, after cell weight detection system powers on, the steering order that operating personnel are reset by " clearing " button input controlled on control panel, check weighing claims tester 2 according to this steering order, and instruction weight measuring instrument 1 resets.
In the cell weight detection system course of work, guidance panel can show battery core weight detecting value in viewing area, so that can reflect battery core weight more intuitively, prevents the impact because multi-electrode or few electrode bring.
Further, cell weight detection system can also comprise alarm 3, and alarm 3 and check weighing claim tester 2 to be connected.Check weighing claim tester 2 also for, when judging that the battery core weight of battery core 6 to be measured is defective, indicating alarm 3 is reported to the police.In testing process, if alarm 3 is reported to the police, the overweight or shortage in weight of this battery core is described, if alarm 3 is not reported to the police, illustrates that battery core weight is qualified.
Alarm 3 can adopt existing type of alarm to realize, and such as, pilot lamp, loudspeaker etc., do not repeat them here.Preferably, alarm 3 can be arranged on guidance panel, handled easily personnel control, such as, the base plate of guidance panel arranges alarm lamp.
The weight detector 1 of the embodiment of the present invention comprises: pressure transducer 11 and the measurement flat board 12 for carrying battery core 6 to be measured.Pressure transducer 11 is changed by detected pressures and detects battery core weight, namely pressure transducer 11 claims tester 2 to be connected with the bottom surface and check weighing of measuring dull and stereotyped 12 respectively, for detecting the battery core weight measuring the battery core to be measured 6 that dull and stereotyped 12 carry, and check weighing is sent to claim tester 2 the battery core weight detecting value detected.
Preferably, the quantity of pressure transducer 11 is 4, and 4 pressure transducers 11 are arranged at the corner measuring dull and stereotyped 12 respectively, and like this, 4 pressure transducers 11 can the weight of the magnanimous survey battery core 6 of average mark, ensures the accuracy detected.
It should be noted that, weight detector 1 also can select existing weighing equipment to realize, as long as can detect battery core weight and send to check weighing to claim the equipment of tester 2 battery core weight detecting value, all belongs to protection scope of the present invention.
Further, described cell weight detection system also comprises: support plate 4 and claim the frame 5 of tester 2 for accommodating check weighing, support plate 4 is arranged in frame 5, for load capacity detector 1, support plate 4 and frame 5 form accommodation space, and check weighing claims tester 2 to be placed in this accommodation space.
Utilize support plate 4 and frame 5 to form accommodation space and claim tester 2 to place check weighing, can space be saved, reduce the volume of cell weight detection system.
Preferably, in order to improve automaticity and the detection efficiency of battery battery core weight further, the embodiment of the present invention improve cell weight detection system can also with mechanical arm cooperating, carry battery core 6 to be measured by mechanical arm, be placed on weight measuring instrument 1 and weigh.
Accordingly, in order to coordinate with mechanical arm more easily, fluting can be set in the side of the side of the measurement flat board 12 of weight measuring instrument 1 and support plate 4, come in and go out for the mechanical arm carrying battery core 6 to be measured.Below in conjunction with Fig. 3, be described for the structure measuring dull and stereotyped 12.As shown in Figure 3, the side measuring dull and stereotyped 12 is provided with opening, and preferably, the quantity of opening is 2, and 2 openings extend a segment distance to the center measuring dull and stereotyped 12, form fluting 121.
The structure of support plate 4 is identical with the structure measuring dull and stereotyped 12, does not repeat them here.
Two mechanical arms can clamp the different parts of battery core 6 to be measured respectively, come in and go out from the fluting measuring dull and stereotyped fluting 121 and support plate, and respectively by the dull and stereotyped fluting 121 of 12 of measurement and the fluting of support plate 4, battery core 6 to be measured is positioned over 2 parts of slotting between 121 measured on dull and stereotyped 12.
Preferably, check weighing claims tester 2 can also connect PC(Personal Computer, personal computer) machine 7, to store the battery core weight detecting value of battery core 6 to be measured, carries out data analysis so that follow-up.
In order to more clearly demonstrate cell weight detection system, below the course of work of cell weight detection system is elaborated.
Before cell weight detection system carries out battery core weight detecting, first carry out system initialization, in the process of system initialization, need following operation steps:
Whether, 1, after cell weight detection system powers on, check weighing claims tester 2 and alarm 3 to carry out equipment self-inspection, normal with checkout facility, and whether the circuit between checkout facility connects normal.
2, reset systematic parameter, or check whether the system parameter setting arranged meets technological requirement.Systematic parameter comprises: the battery core standard weight value that battery core model, battery core model are corresponding and battery core weight threshold scope.Namely arrange or check battery core model, corresponding relation between battery core standard weight value and battery core weight threshold scope.
3, weight measuring instrument 1 is reset.
After system initialization completes, the weight of cell weight detection system to battery core 6 to be measured can be utilized to detect, and testing process is as follows:
Operator claims in check weighing the model control panel of tester 2 manually being selected battery core 6 to be measured, check weighing claims tester 2 according to the selected model of this battery core 6 to be measured and the corresponding relation between default battery core model and battery core weight threshold scope, can determine the battery core weight threshold scope that this battery core model is corresponding.
By mechanical arm, battery core 6 to be measured is transported to cell weight detection system, and be placed in measurement dull and stereotyped 12, check weighing claims tester 1 to measure the weight of battery core 6 to be measured, and send to check weighing to claim tester 2 battery core weight detecting value, and in the viewing area that check weighing claims the guidance panel of tester 2, show this battery core weight detecting value.Further, PC 7 also can store this battery core weight detecting value.
Check weighing claims tester 2 by battery core weight detecting value compared with the battery core weight threshold scope determined, if battery core weight detecting value is not within battery core weight threshold scope, then judges that the battery core weight of battery core 6 to be measured is defective, and indicating alarm is reported to the police; Otherwise, judge that the battery core weight of battery core 6 to be measured is qualified.
After detection, take off this battery core 6 to be measured by mechanical arm from measurement flat board.
The cell weight detection system of the present embodiment, by claiming in check weighing to arrange the corresponding relation between battery core model and battery core weight threshold scope in tester, after the battery core model of input battery core to be measured, automatically battery core weight threshold scope can be determined, and the battery core weight detecting value claiming tester to be detected by weight detector by check weighing is compared with this battery core weight threshold scope, thus automatically can judge that whether the battery core weight of battery core to be measured is qualified.This cell weight detection system is easy to use, not only reduces the impact of human factor on testing result, ensure that the accuracy of testing result, improves automaticity and detection efficiency, but also can liberate the productive forces, and reduces human cost.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present invention is described and adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (9)
1. a cell weight detection system, it is characterized in that, comprise: weight detector and check weighing claim tester, described weight detector claims tester to be connected with described check weighing, and described check weighing claims to be preset with the corresponding relation between battery core type and battery core weight threshold scope in tester;
Described weight detector is used for, and detects the battery core weight of battery core to be measured, and sends to described check weighing to claim tester by detecting the battery core weight detecting value obtained;
Described check weighing claim tester for, receive the battery core model of the battery core to be measured of input, and the battery core model of battery core to be measured according to the corresponding relation between described battery core model and battery core weight threshold scope and input, determine the battery core weight threshold scope that the battery core model of the battery core to be measured of this input is corresponding; And, by described battery core weight detecting value compared with described battery core weight threshold scope, and judge that whether the battery core weight of battery core to be measured is qualified according to comparative result; Wherein, if described battery core weight detecting value is not within described battery core weight threshold scope, then judge that the battery core weight of described battery core to be measured is defective; Otherwise, judge that the battery core weight of described battery core to be measured is qualified;
The measurement that described cell weight detection system also comprises for carrying battery core to be measured is dull and stereotyped, measure dull and stereotyped side and be provided with 2 openings, described 2 openings extend a segment distance to the described center measuring flat board, form the fluting that 2 confessions carry the mechanical arm discrepancy of battery core to be measured.
2. cell weight detection system as claimed in claim 1, it is characterized in that, described check weighing claims tester to comprise guidance panel, and described guidance panel is used for, and receives the battery core model of the battery core to be measured of input, and display battery core weight detecting value.
3. cell weight detection system as claimed in claim 2, it is characterized in that, described check weighing claims also to be preset with the corresponding relation between battery core model and battery core standard weight value in tester;
Described check weighing claim tester also for, according to the battery core model of battery core to be measured of the corresponding relation between the battery core model preset and battery core standard weight value and input, determine the battery core standard weight value that the battery core model of the battery core to be measured of this input is corresponding, and indicate described guidance panel to show described battery core standard weight value.
4. cell weight detection system as claimed in claim 1, it is characterized in that, described weight detector comprises: pressure transducer and the measurement flat board for carrying battery core to be measured;
Described pressure transducer measures dull and stereotyped bottom surface with described respectively and described check weighing claims tester to be connected, and for detecting the battery core weight measuring the dull and stereotyped battery core to be measured carried, and sends to described check weighing to claim tester the battery core weight detecting value detected.
5. cell weight detection system as claimed in claim 4, it is characterized in that, the quantity of described pressure transducer is 4, and described 4 pressure transducers are arranged at the described corner measuring flat board respectively.
6. cell weight detection system as claimed in claim 1, it is characterized in that, described system also comprises: for carrying the support plate of described weight detector and claiming the frame of tester for accommodating described check weighing, described support plate is arranged in described frame, and forming accommodation space with described frame, described check weighing claims tester to be placed in described accommodation space.
7. cell weight detection system as claimed in claim 6, it is characterized in that, the side of described support plate is provided with 2 openings, and described 2 openings extend a segment distance to the center of described support plate, forms the fluting that 2 confessions carry the mechanical arm discrepancy of battery core to be measured.
8. cell weight detection system as claimed in claim 1, is characterized in that, described check weighing claim tester also for, according to the steering order of user's input, indicate described weight detector to reset.
9. the cell weight detection system as described in any one of claim 1-8, is characterized in that, described system also comprises alarm, and described alarm claims tester to be connected with described check weighing;
Described check weighing claim tester also for, when judging that the battery core weight of described battery core to be measured is defective, indicate described alarm equipment alarm.
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| CN104330738A (en) * | 2014-10-21 | 2015-02-04 | 陈佩 | Cell capacity detection method and device |
| CN105217106B (en) * | 2015-10-12 | 2018-05-29 | 武汉华星光电技术有限公司 | A kind of panel unpacking machine |
| CN107796355A (en) * | 2016-08-29 | 2018-03-13 | 扬中市盛新氟塑制品有限公司 | Polyfluortetraethylene plate factory testing system |
| CN109507610A (en) * | 2017-09-13 | 2019-03-22 | 河北银隆新能源有限公司 | The integral structure of battery core short-circuit test and weighing |
| CN109357739A (en) * | 2018-10-31 | 2019-02-19 | 丰业迪睦斯（芜湖）汽车部件有限公司 | Automotive door hinge weighing check device |
| CN114029969A (en) * | 2021-10-09 | 2022-02-11 | 安徽集萃智造机器人科技有限公司 | Robot is checked to stack based on weight detects |
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