CN112010009A - Battery packaging machine and battery - Google Patents

Abstract

A battery packaging machine and a battery are provided, the battery packaging machine comprises a frame, a battery blanking device, a charging tray switching device and a charging tray mechanism; the frame is provided with a quality detection part and a material tray transmission part; the material tray switching device comprises a correcting and conveying mechanism, an empty material tray cleaning mechanism and a discharging lifting mechanism, the empty material tray cleaning mechanism is positioned between the correcting and conveying mechanism and the discharging lifting mechanism, the material tray is conveyed to the discharging lifting mechanism by the correcting and conveying mechanism, and the empty material tray cleaning mechanism is used for removing dust from the material tray; the tray loading mechanism is positioned between the discharging lifting mechanism and the battery discharging device, and is used for detecting, positioning and loading the batteries into the tray. The empty tray cleaning mechanism carries out dust removal operation on the tray, so that the batteries are prevented from being adhered to foreign matters in the tray, and the delivery quality of the batteries is improved; the charging tray is dedusted in the charging tray transmission process, so that the dedusting efficiency of the charging tray is improved; the business turn over station of charging tray is integrated to the charging tray auto-change over device, has saved the process of washing charging tray, has improved the efficiency of battery sabot.

Description

Battery packaging machine and battery

Technical Field

The invention relates to the field of battery processing, in particular to a battery packaging machine and a battery.

Background

After the batteries are processed, in order to facilitate batch transportation, the batteries need to be subjected to blanking and tray loading, namely, the qualified batteries are stacked in the material tray, and the material tray filled with the batteries is transferred to a warehouse for storage or a packaging line for shipment. The existing tray loading equipment is provided with a tray switching structure, the tray switching structure comprises an empty tray storage point, namely a battery tray loading area, when the tray in the battery tray loading area is full, the tray switching structure automatically transfers an empty tray into the battery tray loading area, each tray is stacked in the battery tray loading area, and finally, an operator connects the stacked trays with batteries therein and takes the stacked trays away together.

Empty charging tray is only used for bearing the battery, for reuse's part, at charging tray used repeatedly process, the easy adhesion foreign matter on its silo inner or outer wall, in order to avoid the foreign matter on the charging tray to pollute the battery, need wash the charging tray before using.

However, since the number of the trays is large, it takes a long time to clean the trays separately, and the trays need to be stacked again after the cleaning is finished, which is time-consuming and labor-consuming, and easily affects the tray loading and blanking efficiency of the battery.

Therefore, how to improve the tray loading efficiency of the batteries and ensure the cleanness of the tray for loading the batteries is a problem to be solved by the technical personnel in the field.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide the battery packaging machine with the charging tray dust removal structure, which is used for carrying out dust removal treatment on the charging tray before the tray loading operation is carried out, so that the battery is prevented from being adhered to foreign matters in the charging tray, the delivery quality of the battery is ensured, and the tray loading efficiency of the battery is improved.

The purpose of the invention is realized by the following technical scheme:

a battery packaging machine comprising: the device comprises a rack, a battery discharging device, a material tray switching device and a material tray loading mechanism;

the rack is provided with a quality detection part and a material tray transmission part;

the battery discharging device is positioned on the quality inspection part and used for transferring batteries;

the material tray switching device is positioned on the material tray transmission part and comprises a correction conveying mechanism, an empty material tray cleaning mechanism and a discharging lifting mechanism, the empty material tray cleaning mechanism is positioned between the correction conveying mechanism and the discharging lifting mechanism, the material tray is conveyed to the discharging lifting mechanism by the correction conveying mechanism, and the empty material tray cleaning mechanism is used for removing dust from the material tray;

the tray loading mechanism is located between the discharging lifting mechanism and the battery discharging device and used for detecting, positioning and correcting the batteries and loading the corrected batteries into the tray.

In one embodiment, a tray carrying frame is arranged on the tray conveying part and used for driving the trays to move from the straightening and conveying mechanism to the lower material lifting mechanism.

In one embodiment, the tray carrying rack comprises a transport rack and a bracket, the bracket is used for accommodating a tray, the bracket is arranged on the transport rack, and the transport rack is used for driving the bracket to perform reciprocating translation among the straightening and conveying mechanism, the empty tray cleaning mechanism and the blanking lifting mechanism.

In one embodiment, the rack is provided with a single-shaft manipulator, the single-shaft manipulator is arranged in the material tray conveying part and is positioned right above the correcting and conveying mechanism, and the single-shaft manipulator is used for placing a material tray on the bracket.

In one embodiment, the bracket comprises a frame and a positioning part, the frame is of a hollow structure, the positioning part is arranged on the inner wall of the frame, and the positioning part is used for bearing the material tray.

In one embodiment, the empty tray cleaning mechanism comprises two dust removal boxes and two sets of dust removal assemblies, the two dust removal boxes are arranged oppositely, the two sets of dust removal assemblies are correspondingly arranged in the two dust removal boxes, and the dust removal assemblies are used for adsorbing foreign matters on the tray.

In one embodiment, the bracket is located between the two dust removal boxes, and the openings of the two dust removal boxes are both arranged towards the bracket.

In one embodiment, the dust removal assemblies respectively comprise an air knife, an air supply driving part and a dust collecting pipe, the air knife is used for blowing air to the material disc, the dust collecting pipe is used for discharging air in the dust removal box, and the air supply driving part is used for driving the air knife to move in the dust removal box in a reciprocating mode.

In one embodiment, the air knife comprises an air supply block and an angle adjusting bracket, and the air supply block is rotatably arranged on the angle adjusting bracket.

A battery is subjected to tray loading and blanking by any one of the battery packing machines.

Compared with the prior art, the invention has at least the following advantages:

1. before the charging tray enters the blanking lifting mechanism, the charging tray is subjected to dust removal operation through the empty charging tray cleaning mechanism, so that the batteries are prevented from being adhered to foreign matters in the charging tray, and the delivery quality of the batteries is improved;

2. the empty tray cleaning mechanism is arranged between the correcting and conveying mechanism and the discharging lifting mechanism, and the tray is dedusted in the tray conveying process, so that the dedusting efficiency of the tray is improved;

3. the business turn over station of charging tray is integrated to the charging tray auto-change over device, has saved the process of washing charging tray, has improved the efficiency of battery sabot.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a battery packing machine according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an empty tray cleaning mechanism according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a tray carrier according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a battery edge folding mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of the battery edge trimming mechanism shown in FIG. 4 from another perspective;

FIG. 6 is a schematic structural diagram of a bad blanking bin according to an embodiment of the present invention;

FIG. 7 is a schematic view of a positioning fixture and a blanking base according to an embodiment of the present invention;

FIG. 8 is a schematic view of the positioning fixture and the blanking base shown in FIG. 7;

FIG. 9 is a schematic view of a transfer correction mechanism according to an embodiment of the present invention;

FIG. 10 is a schematic view of the transfer correcting mechanism shown in FIG. 9 from another perspective;

fig. 11 is a schematic view illustrating a working state of the blanking correcting component according to an embodiment of the present invention;

FIG. 12 is a schematic structural diagram of a tray loading mechanism according to an embodiment of the present invention;

fig. 13 is a partial structural schematic view of the tray loading mechanism shown in fig. 12.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

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 herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, a battery packing machine 10 includes: frame 1000, battery unloader 2000, charging tray auto-change over device 3000 and sabot mechanism 4000.

The frame 1000 is provided with a quality inspection part and a material tray transmission part; the battery blanking device 2000 is located on the quality inspection portion, the battery blanking device 2000 is used for transferring batteries, the batteries to be blanked are conveyed to the battery blanking device 2000, the battery blanking device 2000 detects the batteries and takes out defective batteries, the defective batteries are prevented from being loaded into a charging tray, and the quality of the discharged batteries is guaranteed.

Referring to fig. 1 and 9, the tray switching device 3000 is located on the tray transmission part, the tray switching device 3000 includes a straightening and conveying mechanism 3100, an empty tray cleaning mechanism 3200 and a discharging and lifting mechanism 3300, the empty tray cleaning mechanism 3200 is located between the straightening and conveying mechanism 3100 and the discharging and lifting mechanism 3300, the tray is conveyed to the discharging and lifting mechanism 3300 by the straightening and conveying mechanism 3100, and the empty tray cleaning mechanism 3200 is used for removing dust from the tray;

the correcting and conveying mechanism 3100 is a loading position of the empty tray, and an operator places the clamping plates 20 stacked with the empty trays 30 on the correcting and conveying mechanism 3100, and corrects the positions of the clamping plates by the correcting and conveying mechanism 3100; unloading elevating system 3300 is the sabot position of battery, empty charging tray 30 is shifted to this position after by the sabot mechanism 4000 with the certified products battery sign indicating number pan feeding 30 one by one, and empty charging tray 30 is by correcting conveying mechanism 3100 to unloading elevating system 3300 transfer in-process need pass through empty charging tray wiper mechanism 3200, carry out the dust removal operation to the front and the reverse side of empty charging tray 30 through empty charging tray wiper mechanism 3200, avoid the foreign matter pollution battery in the charging tray 30, and then guarantee the shipment quality of battery.

The cleaning process of the material tray is integrated into the material tray switching device 3000, the material tray does not need to be conveyed to a cleaning machine to be cleaned independently, the material tray switching efficiency is improved, and the labor intensity of operators is reduced.

The tray loading mechanism 4000 is located between the discharging lifting mechanism 3300 and the battery discharging device 2000, and the tray loading mechanism 4000 is used for detecting, positioning and correcting the batteries and loading the corrected batteries into a tray.

Referring to fig. 3, in order to improve the efficiency of switching the trays, a tray carrier 1100 is disposed on the tray conveying unit, and the tray carrier 1100 is used to drive the trays to move from the leveling and conveying mechanism 3100 to the discharging and lifting mechanism 3300.

Specifically, the tray carrier 1100 includes a carrier 1110 and a bracket 1120, the bracket 1120 is used for accommodating a tray, the bracket 1120 is disposed on the carrier 1110, and the carrier 1110 is used for driving the bracket 1120 to perform reciprocating translation among the straightening and conveying mechanism 3100, the empty tray cleaning mechanism 3200, and the discharging and lifting mechanism 3300.

In order to improve the switching efficiency of the trays, the rack 1000 is provided with a single-shaft robot 1200, the single-shaft robot 1200 is disposed in the tray conveying section and located right above the straightening and conveying mechanism 3100, and the single-shaft robot 1200 is used to place the trays on the bracket 1120. And the empty tray is transferred from the straightening and conveying mechanism 3100 to the blanking lifting mechanism 3300 through the bracket 1120.

Referring to fig. 2, in order to facilitate the dust removal operation on the front and back sides of the tray, the bracket 1120 includes a frame 1121 and a positioning member 1122, the frame 1121 is of a hollow structure, the positioning member 1122 is disposed on an inner wall of the frame 1121, and the positioning member 1122 is used for carrying the tray.

Referring to fig. 2, in order to improve the cleaning efficiency of the empty tray, the empty tray cleaning mechanism 3200 includes two dust removing boxes 3210 and two sets of dust removing components 3220, the two dust removing boxes 3210 are disposed oppositely, the two sets of dust removing components 3220 are correspondingly disposed in the two dust removing boxes 3210, and the dust removing components 3220 are used for adsorbing foreign matters on the tray.

In one embodiment, the bracket 1120 is located between two dust boxes 3210, and the openings of the two dust boxes 3210 are both disposed toward the bracket 1120.

In order to improve the dust removal effect on an empty tray, the dust removal assemblies 3220 each include an air knife 3221, an air supply driving member 3222, and a dust collection pipe 3223, the air knife 3221 is used for blowing air to the tray, the dust collection pipe 3223 is used for discharging air in the dust removal box 3210, and the air supply driving member 3222 is used for driving the air knife 3221 to reciprocate in the dust removal box 3210.

In one embodiment, the air knife 3221 includes an air feeding block 3221a and an angle adjusting support 3221b, the air feeding block 3221a is rotatably disposed on the angle adjusting support 3221b, the air feeding block 3221a is moved to adjust the direction thereof, and then the air blowing angle of the air feeding block 3221a is adjusted, so as to better blow away the foreign matters on the tray.

A battery is subjected to tray loading and blanking by any one of the battery packing machines.

Compared with the prior art, the invention has at least the following advantages:

1. before the charging tray enters the blanking lifting mechanism 3300, the charging tray is subjected to dust removal operation through the empty charging tray cleaning mechanism 3200, so that the batteries are prevented from being adhered to foreign matters in the charging tray, and the delivery quality of the batteries is improved;

2. the empty tray cleaning mechanism 3200 is arranged between the straightening and conveying mechanism 3100 and the blanking lifting mechanism 3300, so that the trays are dedusted in the tray conveying process, and the dedusting efficiency of the trays is improved;

3. the business turn over station of charging tray is integrated to charging tray auto-change over device 3000, has saved the process of wasing the charging tray, has improved the efficiency of battery sabot.

In one embodiment, in order to improve the battery discharging efficiency, the battery discharging apparatus 2000 includes a battery edge trimming mechanism 2100, a defective discharging bin 2200, and a transfer correction mechanism 2300.

Referring to fig. 4 and 5, the battery edge folding mechanism 2100 includes: the lifting table 2110, the shaping pressing plate 2120 and the edge folding assembly 2130 are used, the lifting table 2110 drives the shaping pressing plate 2120 to be close to a battery conveying belt, the shaping pressing plate 2120 presses batteries on the battery conveying belt, the edge folding assembly 2130 is provided with a linkage structure to synchronously press two opposite side faces of the batteries, automatic edge folding and shaping operation of the batteries is achieved, and the edge folding assembly 2130 is driven by a single power source, is simple in structure and is convenient to maintain.

The lifting table 2110 is arranged on the battery transmission belt; the battery book is provided with a battery to drive the batteries to pass through the lower part of the lifting table 2110 one by one.

Referring to fig. 5, a shaping pressing plate 2120 is disposed on the lifting table 2110, and a pressing buffer 2140 is disposed between the shaping pressing plate 2120 and the lifting table 2110; when the battery edge folding mechanism 2100 works, the battery to be folded is moved to the position right below the shaping pressing plate 2120, the lifting table 2110 drives the shaping pressing plate 2120 to descend, the shaping pressing plate 2120 presses the battery, and the pressing buffer 2140 arranged between the shaping pressing plate 2120 and the lifting table 2110 provides buffering to prevent the battery from being crushed in the shaping process, and therefore the working stability of the device is improved.

Referring to fig. 4 and 5, the edge retracting assembly 2130 includes a double-threaded screw 2131, an edge retracting motor 2132 and two hot pressing sliding pieces 2133, the double-threaded screw 2131 is disposed on the lifting table 2110, an extending direction of an axis of the double-threaded screw 2131 is perpendicular to a battery conveying direction, the two hot pressing sliding pieces 2133 are correspondingly screwed with two ends of the double-threaded screw 2131, the shaping pressing plate 2120 is disposed between the two hot pressing sliding pieces 2133, and the edge retracting motor 2132 is configured to drive the two hot pressing sliding pieces 2133 to approach or simultaneously move away from the shaping pressing plate 2120. The hot-pressing sliding piece 2133 is used for hot-pressing the side face of the battery, and the pressed part of the battery is softened by heating the battery, so that the battery is beneficial to shaping.

It should be noted that the double-threaded screw 2131 is provided with a positive thread section, a negative thread section and a transmission end, the positive thread section and the negative thread section are respectively located at two ends of the double-threaded screw 2131, the transmission end is connected with the edge folding motor 2132, the positive thread section and the negative thread section are respectively screwed with the two hot pressing sliding pieces 2133, and the rotation directions of the external threads on the positive thread section and the external threads on the negative thread section are opposite, so that when the double-threaded screw 2131 rotates, the two hot pressing sliding pieces 2133 can approach to each other or move away from each other.

The following describes the operation principle of the battery edge folding mechanism 2100:

when the battery to be shaped moves to the position right below the shaping pressing plate 2120, the lifting table 2110 starts to drive the shaping pressing plate 2120 to descend, the shaping pressing plate 2120 contacts with the outer wall of the battery, and when the lifting table 2110 continues to descend, the pressing buffer 2140 starts to compress and provides elastic force to drive the shaping pressing plate 2120 to press the battery until the lifting table 2110 descends to the position, so that the upper side surface and the lower side surface of the battery are flattened;

at this time, the two hot pressing sliding pieces 2133 are moved to the left and right sides of the battery, the edge folding motor 2132 drives the double-threaded screw rod 2131 to rotate forward, so that the two hot pressing sliding pieces 2133 simultaneously move towards the battery pressed by the shaping pressing plate 2120, and simultaneously press the left side surface and the right side surface of the battery, until the distance between the two hot pressing sliding pieces 2133 reaches a preset distance, the edge folding motor 2132 stops, and at this time, the edge folding action of the battery is completed.

The edge folding motor 2132 drives the double-thread screw rod 2131 to rotate reversely, the two hot pressing sliding pieces 2133 are separated from the battery which is shaped and folded, then the lifting table 2110 starts to ascend, so that the shaping pressing plate 2120 is separated from the battery which is shaped and folded, and the next battery is waited to enter the working range of the battery edge folding mechanism.

Referring to fig. 4 and 5, in order to improve the moving stability of the lifting table 2110, the lifting table 2110 includes a movable plate 2111 and two lifting legs 2112 spaced apart from the movable plate 2111, the two lifting legs 2112 are both disposed on the battery conveying belt, and the two lifting legs 2112 push the movable plate 2111 to approach or separate from the battery conveying belt together. The lifting foot rest 2112 comprises a lifting cylinder 2112a, a connecting rod 2112b and two guide shafts 2112c, the two guide shafts 2112c are respectively connected with two ends of the connecting rod 2112b, one ends of the two guide shafts 2112c, which are far away from the connecting rod 2112b, are connected with the movable plate 2111, the lifting cylinder 2112a is arranged on the battery transmission belt, the output end of the lifting cylinder 2112a is connected with the connecting rod 2112b, and the lifting cylinder 2112a is used for pushing the connecting rod 2112b to ascend or descend along the extension direction of the center line of the guide shaft 2112 c. The guiding shaft 2112c provides a guide for the lifting of the movable plate 2111, so as to prevent the movable plate 2111 from inclining during the lifting process, which results in the deviation of the pressing angle of the shaping press plate 2120.

In order to prevent the transient impact force from being too large when the shaping presser 2120 shapes the battery and reduce the generation of defective products, the pressing bumper 2140 includes a compression spring 2141 and a shaping guide shaft 2142, the shaping guide shaft 2142 is inserted into the movable plate 2111, the compression spring 2141 is disposed on the shaping guide shaft 2142, and both ends of the compression spring 2141 are respectively abutted against the shaping presser 2120 and the movable plate 2111.

In order to make the structure of the battery edge folding mechanism more compact, the movable plate 2111 is provided with a shaping avoiding cavity 2111a, and the two hot-pressing sliding pieces 2133 are all arranged through the shaping avoiding cavity 2111a and arranged towards the battery conveying belt.

In one embodiment, the hot pressing sliding member 2133 includes a nut 2133a, a guiding plate 2133b and a heating pressing plate 2133c, the guiding plate 2133b is disposed on the movable plate 2111, the nut 2133a is disposed on the guiding plate 2133b, the nut 2133a is screwed with the double-threaded screw rod 2131, a positioning groove 2121 is disposed on one side of the guiding plate 2133b close to the shaping pressing plate 2120, the heating pressing plate 2133c is embedded in the positioning groove 2121, and the heating pressing plate 2133c is used for pressing the side edge of the battery. The heating pressing plates 2133c are quick-wear parts, the number of parts to be replaced in the maintenance process can be reduced by arranging the heating pressing plates 2133c and the guide plates 2133b in a segmented mode, the positioning grooves 2121 can ensure that the mounting positions of the heating pressing plates 2133c are accurate, and the positioning grooves 2121 are also used for providing guidance in the process of replacing the heating pressing plates 2133c, so that the maintenance and debugging difficulty is reduced.

In order to improve the hot pressing accuracy of the hot pressing slider 2133, edge folding slide rails 2111b are provided between the guide plate 2133b and the movable plate 2111.

For debugging convenience, the hot pressing sliding piece 2133 further comprises a numerical control thermometer 2133d, and the numerical control thermometer 2133d is electrically connected with the heating pressing plate 2133 c.

The double-thread screw 2131 simultaneously drives the two hot-pressing sliding parts 2133 to synchronously hot-press the two opposite sides of the battery, so that the edge folding precision is improved, and the consistency of the battery is ensured; only a single edge folding motor 2132 is adopted for edge folding operation, so that power sources arranged on the battery edge folding mechanism 2100 are reduced, the edge folding assembly 2130 is simplified, and the manufacturing cost and the maintenance difficulty are reduced; the pressing buffer 2140 is provided to reduce the impact of the shaping press plate on the battery and reduce the generation rate of defective products.

Referring to fig. 6, the defective hopper 2200 includes: positioning tool 2210, unloading base 2220, connect material subassembly 2230 and bad transfer manipulator 2240. The bad transferring mechanical arm 2240 is used for picking up bad batteries on the production line, placing the bad batteries on the material receiving assembly 2230, and the material receiving assembly 2230 and the bad transferring mechanical arm 2240 are matched with each other to stack the bad batteries and place the bad batteries on the positioning jig 2210, so that the collision of the bad batteries in the blanking process is avoided, the bad batteries are orderly stacked on the positioning jig 2210, and the bad batteries can be conveniently reworked or processed in a centralized manner.

Referring to fig. 6 and 7, the positioning jig 2210 includes a carrier 2211 and a product limiting component 2212, a through hole 2211a is disposed at the center of the carrier 2211, and the product limiting component 2212 is used for attaching to the outer wall of a defective battery; the carrier plate 2211 is used for accommodating defective batteries, and the product limiting assembly 2212 is in contact with the outer walls of the defective batteries and provides guidance for the defective batteries, so that the defective batteries are prevented from falling.

Referring to fig. 6, the blanking base 2220 includes a bottom plate 2221, a fixture lock 2222, and two support rails 2223, the two support rails 2223 are disposed at intervals on an edge of the bottom plate 2221, each support rail 2223 is provided with a position-limiting guide piece 2223a, and the two position-limiting guide pieces 2223a and the fixture lock 2222 together form a positioning area to position the carrier plate 2211;

when a defective blanking operation is performed, the positioning jig 2210 is placed in the blanking base 2220, the two limiting guide tabs 2223a are respectively in contact with the two opposite side surfaces of the carrier plate 2211 so as to prevent the carrier plate 2211 from horizontally displacing relative to the blanking base 2220, and after the positioning jig 2210 is moved in place, the jig locks 2222 are abutted against the outer wall of the positioning jig 2210 so as to prevent the carrier plate 2211 from horizontally displacing longitudinally relative to the blanking base 2220;

when the positioning jig 2210 is full of material and the positioning jig 2210 needs to be replaced, the jig lock 2222 is separated from the positioning jig 2210, and the positioning jig 2210 is pulled so that the positioning jig 2210 can slide off the blanking base 2220 along the extending direction of the support rail 2223.

The material receiving assembly 2230 comprises a material receiving driving piece 2231 and a following table 2232, the material receiving driving piece 2231 is arranged on the bottom plate 2221, and the material receiving driving piece 2231 is used for driving the following table 2232 to lift along the axial direction of the through hole 2211 a; the defective transfer robot 2240 is used to place a defective battery on the follow-up table 2232. And every time a defective product battery is placed on the follow-up table 2232 by the defective transfer manipulator 2240, the material receiving driving piece 2231 drives the follow-up table 2232 to descend once.

The defective transfer manipulator 2240 is provided with a material taking area and a placing area, the blanking base 2220 is located at the placing area, the defective transfer manipulator 2240 picks up defective batteries from the material taking area and conveys the defective batteries to the placing area, the defective batteries are located right above the follow-up table 2232 at this time, the defective transfer manipulator 2240 descends to place the defective batteries on the follow-up table 2232, the material receiving driving part 2231 drives the follow-up table 2232 to descend once, the descending distance is the thickness of a single battery, and therefore the stroke of movement required when the defective transfer manipulator 2240 places the defective batteries on the follow-up table 2232 every time is kept consistent.

The working principle of the defective blanking bin 2200 is described as follows:

in the initial state, the material receiving driving member 2231 is in an extended state, and the following table 2232 is lifted up;

the defective transfer manipulator 2240 picks up defective batteries from the material taking area and carries the defective batteries to the placement area, the defective batteries are located right above the follow-up table 2232, and the defective transfer manipulator 2240 descends to drive the defective batteries to be close to the follow-up table 2232;

when the defective battery descends, the defective battery is firstly contacted with the product limiting assembly 2212, the angle of the defective battery is adjusted under the guidance of the product limiting assembly 2212, and when the defective transfer manipulator 2240 descends to the right position, the defective battery is just placed on the follow-up table 2232;

the material receiving driving piece 2231 drives the material receiving driving piece 2231 to descend once, and meanwhile, the bad transferring manipulator 2240 resets to wait for picking up a next bad battery;

repeating the above operations to stack the defective batteries on the follower stage 2232 in sequence;

when the number of stacked batteries on the follow-up table 2232 reaches the upper accommodating limit, the material receiving driving piece 2231 drives the follow-up table 2232 to pass through the through hole 2211a and move to the lower part of the carrier plate 2211, at the moment, the follow-up table 2232 leaves the positioning jig 2210, the stacked defective batteries are placed on the carrier plate 2211, and after the charging is finished, the device sends out a signal to prompt an operator to replace the positioning jig 2210;

an operator starts the tool lock 2222 to separate the tool lock 2222 from the carrier plate 2211, and drags the carrier plate 2211 to make the positioning tool 2210 slide off the blanking base 2220 along the support guide rails 2223;

after the empty positioning jig 2210 is placed back on the blanking base 2220, the jig lock 2222 is activated again to abut against the carrier plate 2211 of the empty positioning jig 2210, the empty positioning jig 2210 is locked on the blanking base 2220, the material receiving driving member 2231 is activated to push the following table 2232 to rise, and the following table 2232 passes through the through hole 2211a of the empty positioning jig 2210 and rises to the initial position to be ready for receiving defective batteries.

In order to facilitate replacement of the positioning jig 2210, a limiting block 2223b is disposed on a side of the support rail 2223 away from the operator, and the limiting block 2223b is used for abutting against the carrier plate 2211. Thus, when the positioning jig 2210 is pushed to slide along the support rail 2223 to abut against the limiting block 2223b, it is indicated that the positioning jig 2210 is moved in place, and an operator or a sensor is not required to specially determine whether the positioning jig 2210 is installed in place.

Referring to fig. 7 and 8, in an embodiment, the jig lock 2222 includes a swing cylinder 2222a and a locking lever 2222b, the locking lever 2222b is provided with a connecting portion 222a and a swing portion 222b, the connecting portion 222a is connected to an output end of the swing cylinder 2222a, and the swing portion 222b is used for abutting against an outer wall of the carrier plate 2211. When the apparatus is operated, the swinging portion 222b abuts against the outer wall of the carrier plate 2211, and when the positioning jig 2210 needs to be replaced, the swinging cylinder 2222a drives the locking rod 2222b to rotate, so that the swinging portion 222b is separated from the carrier plate 2211.

Referring to fig. 7 and 8, in an embodiment, an avoiding interval 2211b is disposed between the carrier plate 2211 and the bottom plate 2221, and the material receiving driving component 2231 is used for driving the following table 2232 to enter or leave the avoiding interval 2211 b. When the positioning jig 2210 is replaced, the material receiving driving member 2231 drives the following table 2232 to descend into the avoiding section 2211b, so as to provide a space for accommodating the following table 2232, so that an operator can push the positioning jig 2210 to slide along the support rail 2223.

Referring to fig. 8, in order to improve the stacking accuracy, the material receiving driving member 2231 includes a lifting screw rod 2231a and a material receiving motor 2231b, the material receiving motor 2231b is disposed on a side surface of the bottom plate 2221 away from the support rail 2223, the following table 2232 is mounted on the lifting screw rod 2231a, and the material receiving motor 2231b is configured to drive the lifting screw rod 2231a to ascend or descend along an axial direction of the through hole 2211 a.

Referring to fig. 8, in order to improve the stability of stacking defective batteries, the material receiving driving member 2231 further includes a follower guide 2231c, a linear bearing 211 is disposed on the bottom plate 2221, the follower guide 2231c penetrates through the linear bearing 211, and the follower guide 2231c is connected to the follower base 2232.

Referring to fig. 7 and 8, in order to make the defective blanking bin 2200 capable of adapting to the sorting requirements of batteries with different specifications, the product limiting assembly 2212 includes a transverse limiting member 2212a and a longitudinal limiting column 2212b, the transverse limiting member 2212a is used for being attached to the short side of the defective battery, and the longitudinal limiting column 2212b is used for being attached to the long side of the defective battery. The carrier plate 2211 is provided with a transverse distance adjustment area 2211c and a longitudinal distance adjustment area 2211d, the transverse limiting piece 2212a is disposed in the transverse distance adjustment area 2211c, and the longitudinal limiting column 2212b is disposed in the longitudinal distance adjustment area 2211 d. The transverse limiting member 2212a comprises a distance adjusting connecting rod 2212a1 and two transverse limiting columns 2212a2, the distance adjusting connecting rod 2212a1 is arranged in the transverse distance adjusting area 2211c, two distance adjusting sliders 2212a3 are arranged on the distance adjusting connecting rod 2212a1, and the two transverse limiting columns 2212a2 are correspondingly connected with the two distance adjusting sliders 2212a 3. The installation position of the transverse limiting piece 2212a in the transverse distance adjusting area 2211c can be adjusted to meet the positioning requirements of batteries with different lengths, and the installation position of the longitudinal limiting column 2212b in the longitudinal limiting column 2212b of the longitudinal limiting column 2212b and the distance between the two transverse limiting columns 2212a2 can be adjusted to meet the positioning requirements of batteries with different widths.

The defective transfer manipulator 2240 places defective batteries on the follow-up table 2232, and when one defective battery is placed on the follow-up table 2232, the material receiving driving part 2231 drives the follow-up table 2232 to descend once, so that the defective batteries are orderly stacked on the follow-up table 2232, the stroke of each blanking is kept consistent, and the blanking stability of the defective batteries is improved; the positioning jig 2210 and the base are arranged separately, the blanking requirement is met by replacing the positioning jig 2210, and the jig supports defective batteries through the product limiting assemblies 2212, so that the stacking positions of the defective batteries are consistent; the position-limiting guide 2223a cooperates with the jig lock 2222 to position and fix the positioning jig 2210, thereby ensuring that the positions of the positioning jigs 2210 placed on the base are identical.

Referring to fig. 9, the transfer correction mechanism 2300 includes: a blanking transfer manipulator 2310, a transfer switching track 2320, a multi-station carrier 2330 and a blanking correction component 2340; the unloading transfer manipulator 2310 carries the batteries from the previous station to the multi-station carrier 2330 one by one, and the unloading correction assembly 2340 performs position correction operation on the batteries to ensure that the orientation of each battery subjected to unloading is consistent, so that the orientation of each battery and the orientation of a material groove in a material tray are consistent, and the tray loading success rate is improved.

The transfer switching track 2320 is provided with a transfer feeding area and a transfer blanking area, and the blanking transfer manipulator 2310 is arranged in the transfer feeding area; as shown in fig. 9, a lower material straightening component 2340 is a boundary point, a portion of the transfer switching track 2320 located on the left side of the lower material straightening component 2340 belongs to the transfer feeding area, and a portion of the transfer switching track 2320 located on the right side of the lower material straightening component 2340 belongs to the transfer discharging area.

Referring to fig. 9 and 10, the multi-station carrier 2330 is disposed on the transfer switching track 2320, the multi-station carrier 2330 includes a plurality of transfer jigs 2331 connected end to end, each transfer jig 2331 is used for accommodating one battery, so as to increase the number of batteries capable of being discharged, and the tray loading mechanism 4000 is used to simultaneously load a plurality of batteries, thereby increasing the discharging efficiency of the batteries.

Please refer to fig. 9 and fig. 11, the blanking correction component 2340 is located at the junction position of the transit feeding area and the transit blanking area, the blanking correction component 2340 includes a side positioning clip 2341 and two end face correction pieces 2342, the two end face correction pieces 2342 are oppositely disposed, the side positioning clip 2341 is located between the two end face correction pieces 2342, the side positioning clip 2341 is provided with a left correction clamping block 2341a and a right correction clamping block 2341b, the left correction clamping block 2341a, the right correction clamping block 2341b and the two end face correction pieces 2342 are abutted against the outer wall of the battery to adjust the orientation of the battery on the transfer jig 2331.

When the transfer switching track 2320 takes the multi-station carrier 2330 to enter a transfer blanking area from a transfer feeding area, each transfer jig 2331 on the multi-station carrier 2330 can sequentially pass through the blanking correction assembly 2340, namely, a battery loaded on the transfer jig 2331 can sequentially enter the working ranges of the side positioning clamp 2341 and the two end face correction pieces 2342, the two end face correction pieces 2342 are close to the front end face and the rear end face of the battery to be clamped, the left correction clamp block 2341a and the right correction clamp block 2341b are close to the left side face and the right side face of the battery to be clamped, namely, the periphery of the battery is clamped, the orientation and the position of the battery on the transfer jig 2331 are adjusted, the orientation of the battery is consistent with that of a trough in a charging tray, each battery on each transfer jig is parallel and level, and the success rate of simultaneously loading the plurality of batteries is guaranteed.

For convenience of description, each side surface of the battery is defined, the front end surface is an end surface with a tab on the battery, and the surface opposite to the end surface is a rear end surface; when the front end surface is viewed, the left side surface is a left side surface, the right side surface is a right side surface, the side surface contacting the transfer jig 2331 is a lower side surface, and the surface opposite to the lower side surface is an upper side surface.

In order to meet the requirements of blanking and tray loading of different products, one distance adjusting screw 2332 is arranged between every two adjacent transfer jigs 2331, and the rotary distance adjusting screws 2332 are used for driving the two adjacent transfer jigs 2331 to approach to or separate from each other, namely, the distance between the two adjacent transfer jigs 2331 can be adjusted and controlled by the rotary distance adjusting screws 2332, so that the distance between the transfer jigs 2331 is matched with the distance between the two adjacent material grooves on the material tray.

Referring to fig. 9, in an embodiment, the transfer jig 2331 includes a transfer material-carrying plate 2331a and two transfer foot frames 2331b, the two transfer foot frames 2331b are respectively mounted on two ends of the transfer material-carrying plate 2331a, the two transfer foot frames 2331b are both disposed on the transfer switching track 2320, a suction cup 2331a1 is disposed at a central position of the transfer material-carrying plate 2331a, and a material-receiving sensor 2331a2 is disposed on the transfer material-carrying plate 2331 a. The transfer plate 2331a is used to carry batteries, and a negative pressure is generated by the suction cup 2331a1 to fix the batteries, and whether the batteries are carried on the transfer plate 2331a is determined by the incoming material sensor 2331a 2.

Referring to fig. 9, the transfer switching track 2320 includes a switching motor 2321 and two transfer guide rails 2322 arranged at intervals, the two transfer guide rails 2322 are parallel to each other, a correction avoiding area 2350 is located between the two transfer guide rails 2322, the switching motor 2321 is located in the correction avoiding area 2350, and the switching motor 2321 is configured to push the multi-station carrier 2330 to move back and forth between the transfer feeding area and the transfer blanking area.

Referring to fig. 11, the blanking correcting assembly 2340 further includes a first avoiding driving member 2343 and a correcting gas claw 2344, the first avoiding driving member 2343 is located in the correcting avoiding region 2350, the correcting gas claw 2344 is mounted on the first avoiding driving member 2343, and the left correcting clamping block 2341a and the right correcting clamping block 2341b are both disposed on the correcting gas claw 2344. The end face-aligning member 2342 includes an end face clamping driving member 2342a, a misalignment driving member 2342b and a positioning arm 2342c, the end face clamping driving member 2342a is used for driving the positioning arm 2342c to move in a direction close to the battery, and the misalignment driving member 2342b is used for driving the positioning arm 2342c to move up or down. In the present embodiment, the first avoiding driving element 2343, the end face clamping driving element 2342a and the offset driving element 2342b are all cylinders, and may be other elements capable of achieving linear reciprocating displacement.

In an initial state, the first avoiding driving member 2343 is in a retracted state, so that the left correcting clamp block 2341a and the right correcting clamp block 2341b are accommodated in the correcting avoiding region 2350, namely, right below the transferring material carrying plate 2331a, and the misplaced driving member 2342b is in an extended state, so that the positioning arm 2342c is suspended right above the transferring material carrying plate 2331a, and in this state, the blanking correcting assembly 2340 avoids the transferring jig 2331; when correction is performed, the dislocation driving piece 2342b retracts, the two positioning arms 2342c are moved to the plane where the battery is located, the two positioning arms 2342c face the front end face and the rear end face of the battery respectively, the end face clamping driving piece 2342a pushes the positioning arms 2342c to be close to the battery, and the two positioning arms 2342c clamp the front end face and the rear end face of the battery; first avert position driving piece 2343 and stretch out, left correction clamp piece 2341a and right correction clamp piece 2341b are moved to the battery place plane, and left correction clamp piece 2341a and right correction clamp piece 2341b are towards the left surface and the right surface of battery respectively, correct gas claw 2344 drive left correction clamp piece 2341a and right correction clamp piece 2341b and are close to each other and centre gripping the left surface and the right surface of battery, so to four positive and negative azimuths regular battery of battery.

Referring to fig. 11, in an embodiment, the positioning arm 2342c includes a supporting plate 2342c1 and two contact blocks 2342c2, the two contact blocks 2342c2 are spaced apart from the supporting plate 2342c1, and the two contact blocks 2342c2 are configured to abut against the battery. The mounting positions of the two contact blocks 2342c2 on the supporting plate 2342c1 can be adjusted according to the size of the battery, so that the distance between the two contact blocks 2342c2 can be adjusted.

Compared with the prior art, the invention has at least the following advantages:

the four side surfaces of the battery on each transfer jig 2331 are clamped by a side positioning clamp 2341 and two end surface correction pieces 2342 so as to align the battery, ensure the consistent orientation of the battery before blanking and tray loading, and improve the tray loading precision and success rate of the battery; each transfer jig 2331 can accommodate one battery, so that synchronous blanking of a plurality of batteries is realized, and the battery tray loading efficiency is improved; and a multi-axis manipulator is not required to be arranged for blanking assembly, so that the manufacturing cost of the equipment is saved.

Referring to fig. 12 and 13, in order to improve the battery tray loading efficiency, the tray loading mechanism 4000 includes: a translation stage 4100, a pick arm 4200, a material pick assembly 4300, and a plurality of racking detectors 4400. The translation frame 4100 and the taking arm 4200 form a movable support which is suspended above a position, to be blanked, of a battery and a tray loading position of the battery, the taking arm 4200 is driven by the translation frame 4100 to make reciprocating displacement between the position, to be blanked, and the tray loading position, a plurality of batteries are picked up by the material picking assembly 4300 and enter a tray at the same time, the tray loading detector 4400 correspondingly detects the batteries loaded in the tray, judges whether the batteries are completely loaded in the tray or not, and feeds back the position of the batteries with tray loading failure in real time so as to facilitate the on-time tray reloading and eliminate potential safety hazards.

The material taking arm 4200 is arranged on a translation frame 4100, and the translation frame 4100 is used for driving the material taking arm 4200 to translate along the horizontal direction; in an embodiment, the translation frame 4100 includes a linear motor 4110 and a beam 4120, the beam 4120 is mounted on the linear motor 4110, the material taking arm 4200 is disposed on the beam 4120, and the linear motor 4110 is configured to drive the beam 4120 to translate along a horizontal direction.

Referring to fig. 12 and 13, the material picking assembly 4300 is disposed on the picking arm 4200, the picking arm 4200 is used for driving the material picking assembly 4300 to ascend or descend, the material picking assembly 4300 includes a mounting plate 4310 and a plurality of chuck sets 4320, the plurality of chuck sets 4320 are disposed on the mounting plate 4310 at intervals, and center lines of the plurality of chuck sets 4320 are connected on a same straight line. The number of the sucker groups 4320 is the same as that of the material grooves in the same row on the material disc, namely, each time the tray loading action is completed, the whole material groove on the material groove is filled, and the tray loading efficiency is high. Each sucker group 4320 is used for adsorbing a battery, each sucker group 4320 comprises a plurality of single adsorption heads 4321, and a detection area is defined by the plurality of single adsorption heads 4321; the adsorption force on the battery is improved through the single adsorption heads 4321, the battery is prevented from falling or inclining in the tray loading process, and the tray loading success rate is improved.

Referring to fig. 13, each tray loading detector 4400 is correspondingly located in each detection area, each tray loading detector 4400 includes a front sensor 4410 and a rear sensor 4420, the front sensor 4410 is disposed toward the tray, and the rear sensor 4420 is disposed toward the center of the battery. The front row sensor 4410 is used for collecting the distance from the tray to the mounting plate 4310, the rear row sensor 4420 is used for collecting the distance from the battery to the mounting plate 4310, and the difference value of the two numerical values is the distance from the center of the battery to the end face of the tray, so as to judge whether the tray loading of the battery is successful.

It should be noted that, the depth of the feeding groove of the tray is fixed, and the thickness of the battery can be determined, so that the distance from the battery to the end face of the tray is also determined after the battery is coded into the tray, in this embodiment, the distance from the battery to the end face of the tray is defined as a preset value, and the difference value of the values acquired by the front row sensor 4410 and the rear row sensor 4420 is compared with the preset value, and if the difference value is equal to the preset value, the battery is successfully loaded; and if the difference is smaller than the preset value, the battery tray loading fails.

The working principle of the tray loading mechanism is described as follows:

the translation frame 4100 drives the material taking arm 4200 to move to a position to be blanked, at this time, the mounting disc 4310 is located right above a battery to be blanked, the material taking arm 4200 descends, the plurality of sucker groups 4320 are in contact with the battery to be blanked, and each single adsorption head 4321 starts and adsorbs the battery;

after the material taking arm 4200 ascends, the translation frame 4100 carries the adsorbed batteries to move to the upper part of the material tray, the material taking arm 4200 descends again, at this time, each single adsorption head 4321 stops adsorbing the batteries, and the batteries fall into the corresponding material groove;

the front row sensor 4410 collects the distance from the tray to the mounting tray 4310, the rear row sensor 4420 collects the distance from the battery to the mounting tray 4310, the obtained data are transmitted to the control host to be processed, the height difference between the battery and the tray at the moment is obtained, the difference is compared with a preset value to judge whether the battery is successfully mounted, and the position of the battery which is failed to be mounted is fed back at the display, so that the battery at the position can be mounted again.

The front row sensor 4410 and the rear row sensor 4420 are both laser displacement sensors, in one embodiment, the pick-up arm 4200 includes a disk drive 4210 and a floating connector 4220, the floating connector 4220 is disposed on an output end of the disk drive 4210, the floating connector 4220 is connected to the mounting disk 4310, and the disk drive 4210 is configured to drive the mounting disk 4310 to ascend or descend.

Referring to fig. 12, in an embodiment, the floating connection member 4220 includes a middle pad 4221 and a plurality of floating springs 4222, and the plurality of floating springs 4222 are disposed between the middle pad 4221 and the mounting plate 4310. The floating springs 4222 provide cushioning during the racking process, preventing the mounting plate 4310 from crushing the flitch or battery as the pick-up arm 4200 is lowered.

Referring to fig. 12, in an embodiment, the tray loading mechanism 4000 further includes a secondary picking assembly 4500, the secondary picking assembly 4500 and the pick arm 4200 are respectively disposed on two opposite sides of the beam 4120, and the secondary picking assembly 4500 is used for picking up a tray. The secondary picking assembly 4500 includes a material taking driving member 4510 and a tray picking suction cup 4520, the material taking driving member 4510 is used for driving the tray picking suction cup 4520 to ascend or descend, and the tray picking suction cup 4520 is used for adsorbing a tray. Empty trays are picked up in an auxiliary mode through the secondary picking assembly 4500, and space utilization rate is improved.

Referring to fig. 12, in order to monitor whether each chuck set 4320 operates normally in real time, the beam 4120 is provided with a plurality of vacuum gauges 4121, and each vacuum gauge 4121 is correspondingly communicated with each chuck set 4320.

Referring to fig. 13, in order to improve the universality of the tray loading mechanism, the mounting tray 4310 is provided with spacing adjusting holes 4311, and each single suction head 4321 is located in the spacing adjusting hole 4311, so that the suction requirements of batteries of different types can be met by adjusting the spacing between the single suction heads 4321 and the spacing adjusting holes 4311.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A battery packaging machine, comprising:

the device comprises a rack, a detection device and a control device, wherein the rack is provided with a quality detection part and a material tray transmission part;

the battery blanking device is positioned on the quality inspection part and used for transferring batteries;

the material tray switching device is positioned on the material tray transmission part and comprises a correcting and conveying mechanism, an empty material tray cleaning mechanism and a discharging lifting mechanism, the empty material tray cleaning mechanism is positioned between the correcting and conveying mechanism and the discharging lifting mechanism, the material tray is conveyed to the discharging lifting mechanism by the correcting and conveying mechanism, and the empty material tray cleaning mechanism is used for removing dust from the material tray;

and the tray loading mechanism is positioned between the discharging lifting mechanism and the battery discharging device, and is used for detecting, positioning and correcting the battery and loading the corrected battery into a tray.

2. The battery packaging machine according to claim 1, wherein a tray carrier is provided on the tray conveying section, the tray carrier being configured to drive the tray to move from the leveling conveying mechanism to the lower lifting mechanism.

3. The battery packaging machine according to claim 2, wherein the tray carrier comprises a carrier and a bracket, the bracket is used for accommodating a tray, the bracket is arranged on the carrier, and the carrier is used for driving the bracket to perform reciprocating translation among the straightening and conveying mechanism, the empty tray cleaning mechanism and the blanking lifting mechanism.

4. The battery packaging machine according to claim 3, wherein the rack is provided with a single-shaft manipulator which is disposed in the tray conveying section and directly above the straightening and conveying mechanism, and the single-shaft manipulator is used for placing a tray on the bracket.

5. The battery packaging machine according to claim 3, wherein the tray includes a frame and a positioning member, the frame is a hollow structure, the positioning member is disposed on an inner wall of the frame, and the positioning member is used for carrying the tray.

6. The battery packaging machine according to claim 3, wherein the empty tray cleaning mechanism comprises two dust removing boxes and two sets of dust removing components, the two dust removing boxes are arranged oppositely, the two sets of dust removing components are correspondingly arranged in the two dust removing boxes, and the dust removing components are used for adsorbing foreign matters on the tray.

7. The battery wrapping machine of claim 6 wherein the bracket is located between the two dust removal boxes, the openings of both dust removal boxes being disposed toward the bracket.

8. The battery packaging machine according to claim 6, wherein the dust removing assemblies each comprise an air knife, an air supply driving member and a dust collecting tube, the air knife is used for blowing air to the material tray, the dust collecting tube is used for exhausting air in the dust collecting box, and the air supply driving member is used for driving the air knife to move in a reciprocating manner in the dust collecting box.

9. The battery packaging machine of claim 8, wherein the air knife comprises an air supply block and an angle adjustment bracket, and the air supply block is rotatably disposed on the angle adjustment bracket.

10. A battery, characterized in that palletizing and blanking are performed by the battery packaging machine according to any one of claims 1 to 9.

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