CN117657673A - Transmission device for welding battery module shell - Google Patents
Transmission device for welding battery module shell Download PDFInfo
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- CN117657673A CN117657673A CN202410136266.2A CN202410136266A CN117657673A CN 117657673 A CN117657673 A CN 117657673A CN 202410136266 A CN202410136266 A CN 202410136266A CN 117657673 A CN117657673 A CN 117657673A
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- 238000003466 welding Methods 0.000 title claims abstract description 42
- 230000005540 biological transmission Effects 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 202
- 238000011084 recovery Methods 0.000 claims abstract description 41
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000000926 separation method Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- 238000005303 weighing Methods 0.000 claims description 10
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 238000004064 recycling Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims 4
- 238000010168 coupling process Methods 0.000 claims 4
- 238000005859 coupling reaction Methods 0.000 claims 4
- 230000006872 improvement Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The invention discloses a transmission device for welding a battery module shell, which comprises a workpiece placement mechanism and a transmission structure, and further comprises: the bidirectional separating mechanism comprises a top end recovery piece close to the tail end of the conveying structure, the top end recovery piece is obliquely arranged relative to the conveying structure, and the lower end of the top end recovery piece is provided with a bottom end recovery piece; the circulating arrangement mechanism comprises a collecting cavity positioned at the inner side of the transferring frame, the bottom recovery piece is used for bringing the workpiece placing mechanism into the collecting cavity, the two sides of the collecting cavity are fixedly connected with prisms, the inner side wall of the transferring frame is welded with four hollow steel bars, and the outer side of each prism is provided with a linear motor penetrating through the hollow steel bars; the bottom flip-chip structure, conveying structure's below is provided with a conveyer belt, L type guide table, push rod motor, can automatic recovery work piece placement machine constructs in the end of conveyer belt to carry the front end to the conveyer belt after placing machine's position adjustment better.
Description
Technical Field
The invention relates to the field of battery transportation, in particular to a transmission device for welding a battery module shell.
Background
The battery recovery can be carried out after the automobile is scrapped or the battery is replaced, and the specific process is that the shell of the battery is cut off, all battery packs are taken out, whether the battery packs can be continuously used or not is detected, the battery packs which can be continuously used are selected and combined into new battery packs, and the new battery packs are put into a small-power electricity utilization environment for use, such as three-wheeled electric vehicles, charging treasures and the like.
In the assembly stage of the battery, the recovered good battery is welded together to form a new battery shell loaded with the available battery, and a plurality of battery modules are fixed in a workpiece placement mechanism during welding and transported to the lower end of a laser welder along with a transmission structure for welding, so that the welded battery shell has good sealing performance and accords with the use condition.
Because whole conveyer belt is a continuous transmission structure, and battery case needs to be fixed and just can carry out better welding on work piece placement machine constructs, so when work piece placement machine constructs the back of finishing using, need take off from the conveyer belt and transfer to conveyer belt initiating terminal cyclic utilization, current often all adopts the mode that the manual work breaks away from, again through manual transportation to the initiating terminal of conveyer belt, need all set up the manual work in the conveyer belt front and back end and repeat inefficiency work, holistic cost is very high.
So this application aims at providing a transmission device for battery module shell welding, can retrieve work piece placement machine automatically at the end of conveyer belt to carry the front end to the conveyer belt again after placing machine's position adjustment, not only more high-efficient through the mode of mechanical rotation, the damage to work piece placement machine in the transportation that simultaneously can be better is avoided.
Disclosure of Invention
The invention provides a transmission device for welding a battery module shell, which can effectively solve the problems.
The invention is realized in the following way:
the utility model provides a transmission device is used in battery module shell welding, is including being used for locking battery case's work piece to place the mechanism, a plurality of work piece is placed the mechanism and is located conveying structure, conveying structure transports the battery case on the mechanism is placed to the lower extreme of laser welding head and welds, transmission device still includes:
the two-way separating mechanism is arranged at the tail end of the conveying structure and comprises a top end recovery piece close to the tail end of the conveying structure, the top end recovery piece is obliquely arranged relative to the conveying structure, a battery shell conveyed by the conveying structure enters the top end recovery piece under the guidance of the top end recovery piece, a bottom end recovery piece is arranged at the lower end of the top end recovery piece, and the bottom end recovery piece stores the workpiece placing mechanism in a transferring frame;
the circulating placement mechanism comprises a collection chamber positioned at the inner side of the transfer frame, the collection chamber is opened towards one side of the workpiece placement mechanism, the bottom recovery piece is used for bringing the workpiece placement mechanism into the collection chamber, the two sides of the collection chamber are fixedly connected with prisms, the inner side wall of the transfer frame is welded with four hollow steel bars, the prisms are movably clamped in the hollow steel bars, the outer side of each prism is provided with a linear motor penetrating through the hollow steel bars, and the collection chamber containing the workpiece placement mechanism is driven to slide downwards in the sliding process of the linear motor along the outer side of the hollow steel bars;
the bottom flip-chip structure, conveying structure's below is provided with a conveyer belt, a mounting hole has been seted up to one side that the open-ended was kept away from to the collection cavity, one side that the collection cavity is close to the mounting hole welds has an L type to lead the platform, locking is fixed with a push rod motor on the L type is led the bench, the push rod motor is warp behind the mounting hole release will collect work piece placement machine in the cavity and construct and push away to the conveyer belt.
As a further improvement, the top recovery part comprises a stacking platform fixedly arranged at the top of the transferring frame, a feeding slope is arranged on the stacking platform in an extending way towards one side of the transferring structure, an included angle between the feeding slope and the transferring structure is 3-5 degrees, and a linkage part is arranged on the feeding slope, and when the battery shell part moves to the feeding slope, the linkage part is clamped on two side surfaces of the battery shell and drives the battery shell to move to the stacking platform.
As a further improvement, limiting clamping plates are arranged on two sides of the feeding slope, guide grooves are formed in the limiting clamping plates, the linkage piece comprises X-direction moving pieces matched with the guide grooves, Y-direction moving pieces are arranged in opposite directions of the two X-direction moving pieces, and when the battery shell moves on the feeding slope, the Y-direction moving pieces are pushed out and clamped on the outer side of the battery shell.
As a further improvement, the conveying structure comprises two groups of parallel conveying belts, the two conveying belts are arranged at intervals, and the two edges of the bottom of the workpiece placement mechanism are erected on the two conveying belts and move forwards along with the conveying belts.
As a further improvement, a deflector rod is arranged between the two conveying belts, and when the workpiece placing mechanism moves to the touch deflector rod, the bottom end recovery piece is pushed out and drives the workpiece placing mechanism to enter the collecting chamber.
As a further improvement, the top of the collecting chamber is provided with a chute, the bottom recovery piece comprises a telescopic oil cylinder arranged at the top of the inner side of the transferring frame, a sliding seat extending downwards is arranged at the output end of the telescopic oil cylinder, the sliding seat moves in and out of the collecting chamber through the chute in a reciprocating mode, an adsorption structure pointing to the lower end is arranged on the sliding seat, and when the workpiece placing mechanism touches the deflector rod, the telescopic oil cylinder pushes the sliding seat out and enables the adsorption structure to adsorb and drive the workpiece placing mechanism to move in the collecting chamber.
As a further improvement, a workpiece placement area is arranged in the middle of the workpiece placement mechanism, four corresponding fixing grooves are formed in the outer side of the workpiece placement area, corresponding guide holes are formed in two sides of each fixing groove, an abutting and tightening mechanism is arranged on the workpiece placement mechanism and comprises four fixing cross bars obliquely arranged in the four fixing grooves, a cover is fixedly connected to the fixing cross bars, the upper side and the lower side of the cover are respectively in an inclined plane shape, a long-strip-shaped through hole is formed in the front side of the cover, a corresponding flexible buffer material layer is fixedly arranged in the cover, corresponding cambered surface grooves are formed in one side, facing the long-strip-shaped through hole, of each flexible buffer material layer, a jacking roller located between the flexible buffer material layer and the long-strip-shaped through hole is rotatably arranged in the cover, and the outer end of the jacking roller extends to the outer side of the long-strip-shaped through hole; the bottom side of the fixed cross rod is fixedly connected with a group of guide shafts which are movably installed in guide holes of the workpiece placement mechanism, limiting plates corresponding to the guide shafts are fixedly installed on the bottom side of the workpiece placement mechanism respectively, the bottom end parts of the guide shafts movably penetrate through the lower sides of the limiting plates and are fixedly connected with corresponding supporting plates, the upper parts of the guide shafts are fixedly connected with fixed ring plates located on the upper sides of the limiting plates, and coil springs sleeved on the guide shafts are fixedly connected between the fixed ring plates and the limiting plates respectively.
As a further improvement, the workpiece placement mechanism is driven by a driving mechanism, the driving mechanism comprises a lifting cylinder arranged at the lower side of the workpiece placement mechanism and a push plate driven by the lifting cylinder, the upper end surface of the push plate is fixedly connected with a corresponding connecting plate upwards by a weighing sensor, the connecting plate is upwards used for pushing the supporting plate, the abutting and tightly pushing mechanism is further driven to be integrally upwards, the side surface of the workpiece is leveled and tightly pushed under the pushing of the abutting and tightly pushing roller, the connecting plate is vertically guided and limited by a multifunctional limiting mechanism, and when the lifting cylinder drives the push plate to downwards move, the supporting plate is downwards pulled by the multifunctional limiting mechanism, so that the abutting and tightly pushing mechanism downwards resets under the combined action of the downwards pulling force and the elasticity of the spiral spring.
As a further improvement, the connecting plates are respectively provided with corresponding limiting guide holes at positions corresponding to the supporting plates, the multifunctional limiting mechanism comprises movable rod pieces which are movably installed in the limiting guide holes, corresponding magnet pieces are fixedly embedded at the top of the movable rod pieces, the bottoms of the movable rod pieces penetrate through and extend to the bottom sides of the limiting guide holes and are symmetrically provided with corresponding sliding grooves, and the push plates are fixedly provided with inverted-L-shaped clamping pieces with the tops clamped in the sliding grooves.
As a further improvement, the top end of the movable rod piece is located at the lower side of the top of the limiting guide hole, when the connecting plate moves upwards to push the supporting plate, the magnet piece arranged at the top end of the movable rod piece is adsorbed and connected to the bottom side surface of the supporting plate, and when the connecting plate moves downwards, the top of the inverted-L-shaped clamping piece is clamped at the bottom of the sliding groove so as to drive the magnet piece to pull the supporting plate downwards.
The beneficial effects of the invention are as follows:
in the existing transmission device, the workpiece placement mechanism at the tail end of the transmission structure is required to be manually moved to the head end of the transmission structure by manpower, so that a circulating processing line is formed, but the mode of manual carrying is very slow on one hand, and the positioning and detecting structure on the workpiece placement mechanism is extremely likely to be damaged on the other hand, so that the circulating of the whole workpiece placement mechanism is realized through three steps, and the circulating processing line comprises the following concrete steps:
after laser welding, the workpiece placement mechanism drives the welded battery shell to continue to convey forwards until touching the bidirectional separation mechanism, the bidirectional separation mechanism can separate and recover the battery shell from the workpiece placement mechanism through the top recovery piece and the bottom recovery piece respectively, and the battery shell is pushed to the external direction so as to be convenient for packaging in the next step, and the workpiece placement mechanism is retracted into the transfer frame for standby;
the workpiece placement mechanism separated by the bidirectional separation mechanism not only needs to achieve the purpose of accommodating, but also needs to be transported, otherwise, needs to be transported by a single vehicle and manually, and for this purpose, the invention is additionally provided with the circulating placement mechanism on the basis of the bidirectional separation mechanism, a collecting chamber in the circulating placement mechanism is fixed before receiving the workpiece placement mechanism, and after receiving the workpiece placement mechanism, a prism in the circulating placement mechanism can slide down along the hollow steel bar until reaching the bottom position of the transportation frame, thereby completing the position change without manual intervention;
after the workpiece placement mechanism is moved to the bottom position of the transferring frame, the workpiece placement mechanism is actually aligned with the conveyor belt in the bottom inverted structure, so that the workpiece placement mechanism can be pushed out by utilizing the push rod motor in the collecting cavity, the workpiece placement mechanism is pushed to the position of the conveyor belt, the workpiece placement mechanism is conveyed to the head end of the conveying structure through the conveyor belt, a person placing a battery only needs to bend down to pick up the workpiece placement mechanism, and then the workpiece placement mechanism is placed on the conveying structure to place the battery.
When the invention is used for clamping and fixing workpieces, the battery modules are placed in the workpiece placing areas of the workpiece placing plates one by manual or mechanical hands, and the workpiece placing plates provided with the workpieces are driven by the conveying belt to move to the corresponding laser welding stations; after the workpiece placing plate moves in place, the conveying belt is stopped, a piston rod of a lifting cylinder of the driving mechanism stretches out to drive the pushing plate and the connecting plate to push against a supporting plate of the abutting and propping mechanism, and then the abutting and propping mechanism is driven to integrally ascend; in the whole upward process of the abutting mechanism, the abutting roller gradually forms leveling and inward clamping force on the side face of the workpiece, and at the moment, the flexible buffer material layer is compressed; then carrying out laser welding on each joint of the workpieces; after welding is finished, the piston rod of the lifting cylinder is retracted to be in contact with the propping mechanism for resetting, and then the workpiece placing plate loaded with the welded workpiece is driven by the conveying belt to leave the laser welding station, so that the structural simplicity is greatly improved on the basis of ensuring the leveling and clamping of the four sides of the battery module, and the difficulty and cost of manufacturing and operation are obviously reduced; and effectively promote the transfer efficiency of work piece to the welding efficiency of auxiliary promotion battery module.
The invention is characterized in that a connecting plate is fixedly connected to the upper end surface of a push plate of a driving mechanism upwards through a weighing sensor, and then the abutting and tightening mechanism is driven through the connecting plate; and the fixed cross rod of the abutting and tightening mechanism is obliquely installed, so that the abutting and tightening roller of the abutting and tightening mechanism can receive downward-inclined reaction force when leveling and clamping a workpiece, and then downward pressure is exerted on the basis of the elasticity of the spiral spring. When the weight data detected by the weighing sensor is larger than the elasticity of the spiral spring, the workpiece placed on the workpiece placing plate can be judged; when the weight data detected by the weighing sensor is larger than the elastic force value of the spiral spring and is positioned in the range value set by the weighing sensor, the workpiece can be judged to be leveled and clamped in place, so that the automatic process of laser welding is assisted to be promoted.
The invention needs to monitor the reaction force born by the abutting and propping mechanism, so the elasticity of the spiral spring cannot be excessive, otherwise, the detection precision of the reaction force born by the abutting and propping mechanism can be reduced, and the rigidity of the spiral spring cannot be excessive. Therefore, the situation that the piston rod of the lifting cylinder is retracted easily, and the abutting and propping mechanism cannot be reset quickly or even cannot be reset in place can easily occur. Therefore, the invention is further provided with the multifunctional limiting mechanism which can be used for vertically guiding and limiting the connecting plate, and can be used for downwards pulling the supporting plate when the lifting cylinder drives the pushing plate to downwards move, so that the abutting and propping mechanism downwards resets under the combined action of the downwards pulling force and the elasticity of the spiral spring. Therefore, the reset rate and the reset rate of the abutting and tightening mechanism are greatly improved, so that the invention has enough practical effect.
The multifunctional limiting mechanism comprises a movable rod piece movably arranged in a limiting guide hole of a connecting plate, a corresponding magnet piece is fixedly embedded at the top of the movable rod piece, when the connecting plate moves upwards to push a supporting plate, the magnet piece arranged at the top end of the movable rod piece is adsorbed and connected to the bottom side surface of the supporting plate, and when the connecting plate moves downwards, the sliding groove of the movable rod piece is clamped through an inverted L-shaped clamping piece to drive the magnet piece to pull the supporting plate downwards. Therefore, the pulling-down operation of the connecting plate can be realized in a magnetic attraction driving mode while pushing the supporting plate is not influenced, so that the invention is further ensured to have enough practical effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view (first view) of a transmission device for welding a battery module case according to the present invention.
Fig. 2 is a schematic perspective view (second view) of a transmission device for welding a battery module case according to the present invention.
Fig. 3 is a schematic front view of a transmission device for welding a battery module case according to the present invention.
Fig. 4 is a schematic view of the structure of the inside of a transfer frame according to the present invention.
Fig. 5 is a schematic structural view of a linkage member according to the present invention.
Fig. 6 is a schematic view of the structure of a hollow steel bar according to the present invention.
Fig. 7 is a schematic top view of a transfer structure of the present invention.
Fig. 8 is a schematic structural view of a cyclic placement mechanism and a bottom flip-chip structure according to the present invention.
Fig. 9 is a schematic diagram of a mechanism for placing a workpiece in accordance with the present invention in cooperation with a driving mechanism.
Fig. 10 is a schematic structural view of an abutting and tightening mechanism according to the present invention.
Fig. 11 is a schematic structural view of a driving mechanism according to the present invention.
Fig. 12 is a schematic structural view of a multifunctional limiting mechanism according to the present invention.
FIG. 13 is a schematic view of the internal structure of a fixed rail and cover of the present invention.
In the figure:
the device comprises a workpiece placing mechanism-10, a workpiece placing area-101, a fixed slot-102, an abutting tightening mechanism-2, a fixed cross rod-201, a cover cap-202, a flexible buffer material layer-203, a jacking roller-204, a guide shaft-205, a limiting plate-206, a supporting plate-207, a fixed ring plate-208, a spiral spring-209, a driving mechanism-3, a lifting cylinder-301, a push plate-302, a weighing sensor-303, a connecting plate-304, a multifunctional limiting mechanism-4, a movable rod-401, a magnet piece-402, an inverted L-shaped clamping piece-403, a limiting guide hole-5, a conveying structure-20, a conveying belt-21, a deflector rod-22, a top end recovery piece-31, a stacking platform-311, a feeding slope-312, a limiting clamping plate-3121, a guide slot-3122, a linkage piece-313, an X-direction moving piece-3131, a Y-direction moving piece-3132, a bottom end recovery piece-32, a telescopic cylinder-321, a sliding seat-322, an adsorption structure-323, a transfer frame-33, a collecting cavity-41, a motor-42, a motor-43, a linear guide belt-44, a hollow L-52 and a push rod-52.
Detailed Description
For the purpose of making embodiments of the present invention fall within the scope of the present invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as referring to purposes, technical solutions and advantages of the present invention in any way. All other implementations, which can be derived by a person skilled in the art without making any inventive effort, show or imply relative importance or implicitly indicate the number of technical features indicated on the basis of the implementations in the invention. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 13, a transmission device for welding a battery module housing includes a workpiece placement mechanism 10 for locking the battery housing, a plurality of workpiece placement mechanisms 10 are located on a conveying structure 20, the conveying structure 20 conveys the battery housing on the workpiece placement mechanism 10 to the lower end of a laser welding head for welding, and the transmission device further includes: a bidirectional separating mechanism disposed at the end of the conveying structure 20, the bidirectional separating mechanism including a top end recovering member 31 disposed near the end of the conveying structure 20, the top end recovering member 31 being disposed obliquely with respect to the conveying structure 20, the battery case conveyed by the conveying structure 20 being guided by the top end recovering member 31 into the top end recovering member 31, a bottom end recovering member 32 being disposed at the lower end of the top end recovering member 31, the bottom end recovering member 32 accommodating the workpiece placing mechanism 10 in a transfer frame 33; the circulating placement mechanism comprises a collection chamber 41 positioned at the inner side of the transferring frame 33, the collection chamber 41 is opened towards one side of the workpiece placement mechanism 10, the bottom end recovery piece 32 is used for bringing the workpiece placement mechanism 10 into the collection chamber 41, two sides of the collection chamber 41 are fixedly connected with prisms 42, four hollow steel bars 43 are welded at the inner side wall of the transferring frame 33, the prisms 42 are movably clamped in the hollow steel bars 43, a linear motor 44 penetrating through the hollow steel bars 43 is arranged at the outer side of the prisms 42, and the linear motor 44 slides downwards along the collection chamber 41 containing the workpiece placement mechanism 10 in the process of sliding at the outer side of the hollow steel bars 43; the bottom flip-chip structure, the below of conveying structure 20 is provided with a conveyer belt 50, a mounting hole has been seted up to one side that collection cavity 41 kept away from the opening, one side that collection cavity 41 is close to the mounting hole welds has an L type to lead the platform 51, locking is fixed with a push rod motor 52 on the L type to lead the platform 51, push rod motor 52 warp behind the mounting hole release will collect the work piece in the cavity 41 and place mechanism 10 and push up on the conveyer belt 50.
In the recovery stage of the battery, the selected battery is fixed on the workpiece placement mechanism 10, then the battery is conveyed to the bottom of the laser welding head through the workpiece placement mechanism 10, a plurality of scattered batteries are welded together (the part is the prior art and is not described in detail), and then the battery and the workpiece placement mechanism are separated and recovered.
In the process of moving the workpiece placement mechanism 10, namely, in the process of moving the battery shell, for the stability of welding the battery shell, meanwhile, in order to facilitate the movement of the workpiece placement mechanism 10, the workpiece placement mechanism 10 is arranged on the conveying structure 20 in a crossing manner, so that the conveying structure 20 comprises two groups of parallel conveying belts 21, the two conveying belts 21 are arranged at intervals, two edges of the bottom of the workpiece placement mechanism 10 are erected on the two conveying belts 21 to move forwards along with the conveying belts 21, and then the workpiece placement mechanism 10 can be stably matched with the two conveying belts 21, and meanwhile, the effect of flexible loading and unloading can be achieved.
The workpiece placement mechanism 10 moves to one side of the bidirectional separation mechanism in the conveying process of the conveying belt 21, and when the workpiece placement mechanism moves to the bidirectional separation mechanism, the speed of the workpiece placement mechanism needs to be gradually slowed down, so that a deflector rod 22 is arranged between the two conveying belts 21, when the workpiece placement mechanism 10 moves to the position of touching the deflector rod 22, the bottom end recovery piece 32 pushes out and drives the workpiece placement mechanism 10 to enter the collection chamber 41, and after touching the deflector rod 22, the workpiece placement mechanism can be extruded to a sensor on the deflector rod 22, so that the conveying belt 21 is slowed down, and preparation is made for separation of a battery shell and the workpiece placement mechanism 10.
In the existing conveying device, the workpiece placement mechanism 10 at the tail end of the conveying structure 20 is required to be manually moved to the head end of the conveying structure 20 by manpower, so that a circulating processing line is formed, but the mode of manual conveying is very slow on one hand, and the positioning and detecting structure on the workpiece placement mechanism 10 is extremely likely to be damaged on the other hand, so that the circulating of the whole workpiece placement mechanism 10 is realized through three steps, and the method comprises the following steps:
firstly, after laser welding, the workpiece placement mechanism 10 drives the welded battery shell to continue to be conveyed forwards until touching the bidirectional separation mechanism, the bidirectional separation mechanism can separate and recover the battery shell from the workpiece placement mechanism 10 through the top recovery piece 31 and the bottom recovery piece 32 respectively, the battery shell is pushed to the external direction so as to be convenient for packaging in the next step, and the workpiece placement mechanism 10 is stored in the transfer frame 33 for standby;
the whole recycling process is divided into two steps, one part is that the welded battery shell is recycled through the top recycling piece 31, the other part is that the work piece placing mechanism which has already acted is carried away through the bottom recycling piece 32, wherein the top recycling piece 31 comprises a stacking platform 311 fixedly arranged at the top of the transferring frame 33, the stacking platform 311 is extended towards one side of the transferring structure 20 and provided with a feeding slope 312, the included angle between the feeding slope 312 and the transferring structure 20 is 3-5 degrees, the feeding slope 312 is provided with a linkage piece 313, when the battery shell part moves to the feeding slope 312, the linkage piece 313 is clamped on two side surfaces of the battery shell and drives the battery shell to move to the stacking platform 311, the feeding slope 312 can tilt up the battery shell, the linkage 313 can clamp the battery case laterally and move to the feeding slope 312 onto the stacking platform 311 so as to separate the battery case from the workpiece placement mechanism 10, preferably, limiting clamping plates 3121 are arranged at two sides of the feeding slope 312, guide grooves 3122 are arranged in the limiting clamping plates 3121, the linkage 313 comprises an X-direction moving member 3131 matched with the guide grooves 3122, Y-direction moving members 3132 are arranged at two opposite directions of the X-direction moving member 3131, when the battery case moves to the feeding slope 312, the Y-direction moving member 3132 is pushed out and clamped at the outer side of the battery case, and the battery case is enabled to move leftwards through the X-direction moving member 3131 and the Y-direction moving member 3132 respectively, wherein the X-direction moving member 3131 is a power structure capable of moving transversely, such as a linear moving motor, and the Y-direction moving member 3132 is a member with an adsorption function or a pressing function, can carry the battery shell to move.
After the recovery of the battery case is completed, the recovery of the workpiece placement mechanism 10 needs to be performed, namely, the bottom recovery piece 32 needs to be utilized, specifically, a chute is formed in the top of the collecting chamber 41, the bottom recovery piece 32 comprises a telescopic cylinder 321 arranged at the top of the inner side of the transferring frame 33, a sliding seat 322 extending downwards is arranged at the output end of the telescopic cylinder 321, the sliding seat 322 moves in and out of the collecting chamber 41 through the chute in a reciprocating manner, an adsorption structure 323 pointing to the lower end is arranged on the sliding seat 322, when the workpiece placement mechanism 10 touches the deflector 22, the telescopic cylinder 321 pushes the sliding seat 322 out and enables the adsorption structure 323 to adsorb and drive the workpiece placement mechanism 10 to move into the collecting chamber 41, so that the workpiece placement mechanism 10 can be adsorbed into the collecting chamber 41, and a hole position adapting to the bottom surface structure of the workpiece placement mechanism 10 can be further formed at the bottom of the collecting chamber 41, and the collision machine is avoided.
Moreover, the workpiece placement mechanism 10 separated by the bidirectional separation mechanism not only needs to achieve the purpose of accommodating, but also needs to be transported, otherwise, needs to be transported by a single vehicle and manually, and on the basis of the bidirectional separation mechanism, the invention is additionally provided with the circulating placement mechanism, wherein the collecting chamber 41 in the circulating placement mechanism is fixed before receiving the workpiece placement mechanism 10, and after receiving the workpiece placement mechanism 10, the prism 42 in the circulating placement mechanism can slide down along the hollow steel bar 43 until reaching the bottom position of the transport frame 33, thereby completing the position change without manual intervention;
finally, after the workpiece placement mechanism 10 is moved to the bottom position of the transfer frame 33, the workpiece placement mechanism 10 is actually aligned with the conveyor belt 50 in the bottom flip-chip structure, so that the workpiece placement mechanism 10 can be pushed out by using the push rod motor 52 in the collection chamber 41, so that the workpiece placement mechanism 10 is pushed to the position of the conveyor belt 50, conveyed to the head end of the conveying structure 20 through the conveyor belt 50, and a person placing the battery only needs to bend down to pick up the workpiece placement mechanism 10 and place the battery on the conveying structure 20.
Further, a workpiece placement area 101 is provided in the middle of the workpiece placement mechanism 10, four corresponding fixing grooves 102 are provided on the outer side of the workpiece placement area 101, corresponding guide holes are provided on two sides of the fixing grooves 102, an abutting tightening mechanism 2 is provided on the workpiece placement mechanism 10, the abutting tightening mechanism 2 comprises four fixing cross bars 201 obliquely arranged in the four fixing grooves 102, a cover 202 is fixedly connected to the fixing cross bars 201, the upper side and the lower side of the cover 202 are all in an inclined plane shape, a long through hole is provided on the front side of the cover 202, a corresponding flexible buffer material layer 203 is fixedly arranged on one side of the cover 202 facing the long through hole, a corresponding cambered surface groove is provided on one side of the flexible buffer material layer 203 facing the long through hole, a tightening roller 204 located between the flexible buffer material layer 203 and the long through hole is rotatably arranged in the cover 202, and the outer end of the tightening roller 204 extends to the outer side of the long through hole; the bottom side of the fixed cross bar 201 is fixedly connected with a group of guide shafts 205 movably installed in guide holes of the workpiece placement mechanism 10, the bottom side of the workpiece placement mechanism 10 is fixedly installed with limit plates 206 corresponding to the guide shafts 205, the bottom end parts of the guide shafts 205 are movably and fixedly connected with corresponding support plates 207 through the lower sides of the limit plates 206, the upper parts of the guide shafts 205 are fixedly connected with fixed ring plates 208 positioned on the upper sides of the limit plates 206, coil springs 209 sleeved on the guide shafts 205 are fixedly connected between the fixed ring plates 208 and the limit plates 206, the workpiece placement mechanism 10 is driven by a driving mechanism 3, the driving mechanism 3 comprises lifting cylinders 301 arranged on the lower sides of the workpiece placement mechanism 10 and push plates 302 driven by the lifting cylinders 301, the upper end surfaces of the push plates 302 are fixedly connected with corresponding connecting plates 304 upwards through weighing sensors, the connecting plates 304 are formed to the support plates 207, further the whole support plates 2 are tightly pushed by the connecting plates 304, the supporting plates 2 are tightly pushed by the lifting mechanisms, and the supporting plates 2 are tightly pushed by the supporting plates 2, and the supporting plates 2 are tightly pushed by the lifting mechanisms, and the supporting plates 4 are pushed by the lifting mechanisms, and the supporting mechanisms are under the functions of the lifting mechanisms, and the lifting mechanisms are jointly, and the supporting mechanisms are pushed by the lifting mechanisms, and the lifting mechanisms are pushed by the lifting mechanisms and the lifting mechanisms.
Further, the connection plates 304 are respectively provided with corresponding limiting guide holes 5 at positions corresponding to the support plates 207, the multifunctional limiting mechanism 4 comprises a movable rod 401 movably installed in the limiting guide holes 5, a corresponding magnet plate 402 is fixedly embedded in the top of the movable rod 401, the bottom of the movable rod 401 penetrates through the bottom side extending to the limiting guide holes 5 and is symmetrically provided with corresponding sliding grooves, and the push plate 302 is fixedly provided with an inverted L-shaped clamping piece 403 with the top clamped into the sliding grooves.
Further, the top end of the movable rod 401 is located at the lower side of the top of the limit guide hole 5, when the engagement plate 304 moves upward to push the support plate 207, the magnet plate 402 mounted at the top end of the movable rod 401 is adsorbed and connected to the bottom side surface of the support plate 207, and when the engagement plate 304 moves downward, the top of the inverted L-shaped clamping piece 403 is clamped at the bottom of the chute, so as to drive the magnet plate 402 to pull the support plate 207 downward.
The specific matching steps of the workpiece placement mechanism 10 and the battery case are as follows:
s1, performing S1; the battery shells are placed side by side to the workpiece placement areas 101 of the workpiece placement mechanism 10 one by one through a manual or mechanical arm, and the workpiece placement mechanism 10 with the battery shells is driven by the conveying belt 21 to move to the corresponding laser welding stations;
s2, performing S2; after the workpiece placement mechanism 10 moves in place, the conveyor belt 21 is stopped, and a piston rod of a lifting cylinder 301 of the driving mechanism 3 extends out to drive a push plate 302 and a connecting plate 304 to push a supporting plate 207 of the abutting and propping mechanism 2, so that the abutting and propping mechanism 2 is driven to integrally ascend;
s3, performing S3; in the process of the whole upward movement of the abutting against mechanism 2, the abutting against roller 204 gradually forms leveling and inward clamping force on the side face of the battery shell, and at this time, the flexible buffer material layer 203 is compressed;
s4, performing S4; when the weight data detected by the weighing sensor 303 is greater than the elastic force of the coil spring 209, the workpiece placement mechanism 10 can be judged to be provided with a battery shell, and when the weight data detected by the weighing sensor 303 is greater than the numerical value of the elastic force of the coil spring 209 and is within a set range value, the battery shell can be judged to be leveled and clamped in place;
s5, performing S5; the laser welding head moves to the position to carry out laser welding on each joint of the battery shell, and after the welding is finished, the piston rod of the lifting gas 301 is retracted;
s6, performing S6; when the lifting cylinder 301 drives the push plate 302 to move downwards, the magnet sheet 402 of the multifunctional limiting mechanism 4 is adsorbed on the bottom surface of the supporting plate 207 of the abutting and propping mechanism 2, so that the abutting and propping mechanism 2 integrally forms a pull-down, and the abutting and propping mechanism 2 moves downwards to reset under the combined action of the pull-down force and the elasticity of the spiral spring 209;
s7, performing S7; the conveyor belt 21 is started, and the workpiece placement mechanism 10 loaded with the welded battery case leaves the laser welding station and enters the area of the bidirectional separation mechanism under the drive of the conveyor belt 21.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a transmission device is used in battery module shell welding, is including being used for locking battery case's work piece to place mechanism (10), a plurality of work piece is placed mechanism (10) and is located conveying structure (20), conveying structure (20) are with battery case transportation to the lower extreme of laser welding head on placing mechanism (10) of work piece and are welded, its characterized in that, transmission device still includes:
the bidirectional separation mechanism is arranged at the tail end of the conveying structure (20), the bidirectional separation mechanism comprises a top end recovery piece (31) close to the tail end of the conveying structure (20), the top end recovery piece (31) is obliquely arranged relative to the conveying structure (20), a battery shell conveyed by the conveying structure (20) enters the top end recovery piece (31) under the guidance of the top end recovery piece (31), a bottom end recovery piece (32) is arranged at the lower end of the top end recovery piece (31), and the bottom end recovery piece (32) stores the workpiece placing mechanism (10) in a transfer frame (33);
the circular arrangement mechanism comprises a collection chamber (41) positioned at the inner side of the transfer frame (33), the collection chamber (41) is opened towards one side of the workpiece placement mechanism (10), the bottom end recovery piece (32) is used for bringing the workpiece placement mechanism (10) into the collection chamber (41), prisms (42) are fixedly connected to the two sides of the collection chamber (41), four hollow steel bars (43) are welded on the inner side wall of the transfer frame (33), the prisms (42) are movably clamped in the hollow steel bars (43), a linear motor (44) penetrating through the hollow steel bars (43) is arranged at the outer side of the prisms (42), and the linear motor (44) slides downwards along the collection chamber (41) containing the workpiece placement mechanism (10) in the process of sliding outside the hollow steel bars (43);
the bottom flip-chip structure, the below of conveying structure (20) is provided with a conveyer belt (50), a mounting hole has been seted up to one side that open-ended was kept away from to collection cavity (41), one side that collection cavity (41) are close to the mounting hole welds has an L type to lead bench (51), locking is fixed with a push rod motor (52) on L type to lead bench (51), push rod motor (52) are passed through behind the mounting hole release work piece placing mechanism (10) in with collection cavity (41) pushes away on conveyer belt (50).
2. The device according to claim 1, wherein the top recycling member (31) comprises a stacking platform (311) fixedly arranged at the top of the transferring frame (33), the stacking platform (311) extends towards one side of the conveying structure (20) to form a feeding slope (312), an included angle between the feeding slope (312) and the conveying structure (20) is 3-5 degrees, a linkage member (313) is arranged on the feeding slope (312), and after the battery housing part moves to the feeding slope (312), the linkage member (313) clamps on two side surfaces of the battery housing and drives the battery housing to move to the stacking platform (311).
3. The transmission device for welding a battery module housing according to claim 2, wherein limiting clamping plates (3121) are arranged on two sides of the feeding slope (312), guide grooves (3122) are arranged in the limiting clamping plates (3121), the linkage member (313) comprises an X-direction moving member (3131) matched with the guide grooves (3122), Y-direction moving members (3132) are arranged in opposite directions of the two X-direction moving members (3131), and when the battery housing moves on the feeding slope (312), the Y-direction moving members (3132) are pushed out and clamped on the outer side of the battery housing.
4. The transmission device for welding the battery module shell according to claim 1, wherein the transmission structure (20) comprises two groups of parallel transmission belts (21), the two transmission belts (21) are arranged at intervals, and two edges of the bottom of the workpiece placement mechanism (10) are erected on the two transmission belts (21) to move forwards along with the transmission belts (21).
5. The transmission device for welding the battery module shell according to claim 4, wherein a deflector rod (22) is arranged between the two transmission belts (21), and when the workpiece placement mechanism (10) moves to the touch deflector rod (22), the bottom end recovery piece (32) is pushed out and drives the workpiece placement mechanism (10) to enter the collection chamber (41).
6. The transmission device for welding the battery module shell according to claim 5, wherein the top of the collecting chamber (41) is provided with a sliding groove, the bottom recovery piece (32) comprises a telescopic oil cylinder (321) arranged at the inner top of the transferring frame (33), a sliding seat (322) extending downwards is arranged at the output end of the telescopic oil cylinder (321), the sliding seat (322) moves in and out of the collecting chamber (41) through the sliding groove in a reciprocating mode, an adsorption structure (323) pointing to the lower end is arranged on the sliding seat (322), and when the workpiece placement mechanism (10) touches the deflector rod (22), the telescopic oil cylinder (321) pushes the sliding seat (322) out and enables the adsorption structure (323) to adsorb and drive the workpiece placement mechanism (10) to move in the collecting chamber (41).
7. The transmission device for welding the battery module shell according to claim 1, wherein a workpiece placement area (101) is arranged in the middle of the workpiece placement mechanism (10), four corresponding fixing grooves (102) are formed in the outer side of the workpiece placement area (101), corresponding guide holes are formed in two sides of the fixing grooves (102) respectively, an abutting and tightening mechanism (2) is arranged on the workpiece placement mechanism (10), the abutting and tightening mechanism (2) comprises four fixing cross bars (201) obliquely arranged in the four fixing grooves (102), covers (202) are fixedly connected to the fixing cross bars (201), the upper side and the lower side of each cover (202) are respectively and obliquely arranged, long-strip-shaped through holes are formed in the front side of each cover (202), corresponding flexible buffer material layers (203) are fixedly arranged in each cover (202), one side, facing the long-strip-shaped through holes, of each flexible buffer material layer (203) is provided with corresponding cambered surface grooves, and a roller (204) which is rotatably arranged between each cover (202) and the long-strip-shaped through holes extends to the outer side of the long-strip-shaped through holes (204); the bottom side of fixed horizontal pole (201) respectively rigid coupling have a set of movable install in guide axle (205) in the guide hole of mechanism (10) are placed to the work piece, the bottom side of mechanism (10) is placed to the work piece respectively fixed mounting have with limiting plate (206) corresponding to guide axle (205), the bottom tip of guide axle (205) movable run through install in the downside of limiting plate (206) and rigid coupling have corresponding backup pad (207), just the upper portion rigid coupling of guide axle (205) has and is located fixed ring board (208) of limiting plate (206) upside, fixed ring board (208) with between limiting plate (206) respectively rigid coupling have spiral spring (209) of cover on guide axle (205).
8. The transmission device for welding the battery module shell according to claim 7, wherein the workpiece placement mechanism (10) is driven by a driving mechanism (3), the driving mechanism (3) comprises a lifting cylinder (301) arranged at the lower side of the workpiece placement mechanism (10) and a pushing plate (302) driven by the lifting cylinder (301), a corresponding connecting plate (304) is fixedly connected to the upper end surface of the pushing plate (302) upwards by a weighing sensor (303), the supporting plate (207) is pushed upwards by the connecting plate (304), the abutting jacking mechanism (2) is driven to integrally ascend, the side surface of a workpiece is leveled and abutted under the pushing of the abutting roller (204), the connecting plate (304) is vertically guided and limited by a multifunctional limiting mechanism (4), and when the lifting cylinder (301) drives the pushing plate (302) to descend, the supporting plate (207) is pulled down by the multifunctional limiting mechanism (4), so that the abutting mechanism (2) and the reset spring (209) act together.
9. The transmission device for welding the battery module shell according to claim 8, wherein the connecting plates (304) are respectively provided with corresponding limiting guide holes (5) at positions corresponding to the supporting plates (207), the multifunctional limiting mechanism (4) comprises movable rod pieces (401) movably installed in the limiting guide holes (5), corresponding magnet plates (402) are fixedly embedded in the top of the movable rod pieces (401), the bottoms of the movable rod pieces (401) penetrate through the bottom sides extending to the limiting guide holes (5) and are symmetrically provided with corresponding sliding grooves, and inverted-L-shaped clamping pieces (403) with tops clamped in the sliding grooves are fixedly installed on the pushing plates (302).
10. The transmission device for welding the battery module shell according to claim 9, wherein the top end of the movable rod member (401) is located at the lower side of the top of the limiting guide hole (5), when the engagement plate (304) moves upward to push the supporting plate (207), the magnet sheet (402) mounted at the top end of the movable rod member (401) adsorbs and is connected to the bottom side surface of the supporting plate (207), and when the engagement plate (304) moves downward, the top of the inverted L-shaped clamping member (403) is clamped at the bottom of the chute to drive the magnet sheet (402) to pull the supporting plate (207) downward.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410136266.2A CN117657673B (en) | 2024-01-31 | 2024-01-31 | Transmission device for welding battery module shell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410136266.2A CN117657673B (en) | 2024-01-31 | 2024-01-31 | Transmission device for welding battery module shell |
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| CN117657673A true CN117657673A (en) | 2024-03-08 |
| CN117657673B CN117657673B (en) | 2024-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118061958A (en) * | 2024-03-12 | 2024-05-24 | 河南巨人起重机集团有限公司 | Battery lifting device of power exchange station |
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| CN101028753A (en) * | 2006-02-27 | 2007-09-05 | 日清纺织株式会社 | Cleaning mechanism for feeding belt of lamination apparatus |
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