CN210937656U - Lithium cell module electricity core connection piece welding equipment - Google Patents

Lithium cell module electricity core connection piece welding equipment Download PDF

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Publication number
CN210937656U
CN210937656U CN201921037587.8U CN201921037587U CN210937656U CN 210937656 U CN210937656 U CN 210937656U CN 201921037587 U CN201921037587 U CN 201921037587U CN 210937656 U CN210937656 U CN 210937656U
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CN
China
Prior art keywords
welding
door
support frame
shaped support
battery module
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Active
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CN201921037587.8U
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Chinese (zh)
Inventor
蒙昌钱
任春荣
张军
刘文星
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Suzhou Dexingyun Intelligent Equipment Co ltd
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Suzhou Dexingyun Intelligent Equipment Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The utility model discloses a welding device for connecting sheets of battery cores of lithium battery modules, which comprises a base, wherein the base is provided with a battery core module conveying mechanism, a visual positioning mechanism, a welding press-fitting mechanism and a welding mechanism; this equipment can carry out electric core connection piece welding to lithium battery module, carries, fixes a position the product welding again from the product, all is automatic operation, and work efficiency is high, welds accurately, high-efficient simultaneously, and welding process safe and reliable improves the quality of product effectively, reduces the defective rate of product, and this equipment cooperation lithium cell production technology produces, promotes the new forms of energy development, is the important link of realization lithium cell automated production.

Description

Lithium cell module electricity core connection piece welding equipment
Technical Field
The utility model relates to a square shell power battery automation equipment technical field especially relates to a lithium cell module electricity core connection piece welding equipment.
Background
Due to the continuous pursuit of human beings for sustainable energy and clean energy, the traditional petrochemical energy cannot meet the demands of people. As a clean energy source, the new energy battery has the advantages of high efficiency, cleanness, safety, reliability and the like, and becomes a hotspot for energy development at present.
With the rapid development of new energy automobiles, the square-shell battery cell is widely applied to various new energy electric automobile power battery modules as the most common new energy automobile power module
The battery module can all involve the connection technology between the electric core, and the majority realizes through welding process, requires that the welding is firm, and is reliable and stable, safe high-efficient.
Therefore, it is necessary to design a welding device for connecting sheets of battery cores of lithium battery modules, and the welding device has the characteristics of high efficiency, stability, safety and the like while being firm and reliable in welding, so that automatic production of a welding process is realized.
Disclosure of Invention
For overcoming not enough among the above-mentioned prior art, the utility model aims to provide a lithium cell module electricity core connection piece welding equipment.
In order to achieve the above objects and other related objects, the present invention provides a technical solution: a welding device for a connecting sheet of a battery core of a lithium battery module comprises a base, wherein a battery core module conveying mechanism, a visual positioning mechanism, a welding press-fitting mechanism and a welding mechanism are arranged on the base;
the battery cell module conveying mechanism comprises a supporting seat, a parallel linear rail is arranged on the supporting seat, a jig is movably arranged on the parallel linear rail, a positioning groove is formed in the jig, a battery module product is placed in the positioning groove, a ball screw mechanism is further arranged on the supporting seat, a screw rod of the ball screw mechanism is connected with a motor, and a nut on the screw rod is fixed to the bottom of the jig;
the visual positioning mechanism comprises a first door-shaped support frame, two upright posts of the first door-shaped support frame are fixed on the base, a camera and a light source are arranged on the first support frame, and the camera and the light source are arranged above the jig in a suspended mode through the first door-shaped support frame;
the welding press-fitting mechanism comprises a pressing plate, the middle part of the pressing plate is a welding area, the welding area is provided with a plurality of welding round holes, and the number and the positions of the welding round holes correspond to those of the battery cell connecting sheets on the battery module product; the bottom of the pressing plate is provided with a lifting device, the lifting device comprises four lifting cylinders which are respectively arranged at four corners of the pressing plate, the left side and the right side of each lifting cylinder are correspondingly provided with guide shafts, the guide shafts are connected with the pressing plate through bearings, and the other ends of the guide shafts are fixed on the shaft support bottom plate;
the welding mechanism comprises a second door-shaped support frame and a third door-shaped support frame, the second door-shaped support frame and the third door-shaped support frame are respectively located on the left side and the right side of the welding press-mounting mechanism, the second door-shaped support frame and the third door-shaped support frame are respectively provided with a first rail and a second rail which are parallel to each other, a cross beam is movably arranged between the first rail and the second rail, the third rail is arranged on the cross beam, a translation plate is movably arranged on the third rail, a laser spot welding machine is arranged on the translation plate, the laser spot welding machine is connected with an air cylinder, and meanwhile, a welding head of the laser spot welding machine is located above the pressing plate.
Preferably, the locating slot top is provided with the gag lever post, be provided with photoelectric sensor in the locating slot.
Preferably, the visual positioning mechanism further comprises a shooting position adjusting device; the shooting position adjusting device comprises two angle adjusting rods arranged on the first door-shaped support frame, arc grooves are formed in the angle adjusting rods, a first limiting block is arranged on the first door-shaped support frame, and the first limiting block is clamped in the arc holes; meanwhile, two left and right translation rods are arranged between the two angle adjusting rods, first long strip holes are formed in the left and right translation rods, second limiting blocks are arranged on the angle adjusting rods, and the second limiting blocks are clamped in the first long strip holes; be provided with the connecting plate of taking the right angle to bend on controlling the translation pole, one side face of connecting plate is fixed control on the translation pole, the rectangular hole of second has been seted up to the opposite side face of connecting plate, the camera with the light source is installed on the translation board from top to bottom, be provided with the third stopper on the translation board from top to bottom, the third stopper card is established the rectangular downthehole of second.
Preferably, still be provided with the panel beating aircraft bonnet on the first door type support frame, it is whole shoot position adjusting device the camera with the light source all sets up inside the panel beating aircraft bonnet.
Preferably, a plurality of elastic assemblies are uniformly arranged on the pressure plate and are positioned close to the welding round holes.
Preferably, the welding mechanism further comprises a dust suction pipeline, and a pipe orifice of the dust suction pipeline is close to a welding head of the laser spot welding machine.
Preferably, be provided with horizontal adjustment mechanism on the base, horizontal adjustment mechanism includes adjusting bolt, lock nut and welded bottom plate, welded bottom plate sets up the both sides of base, the base with welded bottom plate passes through adjusting bolt connects, lock nut sets up inside the adjusting bolt.
Preferably, the whole equipment further comprises a welding protection room, and the vision positioning mechanism, the welding press-fitting mechanism and the welding mechanism are arranged inside the welding protection room.
The structural features of the above solution are explained as follows:
the utility model discloses a lithium cell module electricity core connection piece welding equipment its main work flow divide into four steps:
the first step is as follows: the product conveying is carried out through the battery cell module conveying mechanism, firstly, the battery module product is placed on a jig of the battery cell module conveying mechanism, the jig is provided with a positioning groove for positioning and fixing the product, then the jig drives the product to move on a parallel linear track arranged on a supporting seat, the driving force for moving the jig is mainly provided by a motor, and the motor is used as a transmission part through a ball screw structure (the ball screw belongs to a common structure in the field and is a public technology, so the principle of the ball screw is not specifically explained in the specification); meanwhile, when the jig and the battery module product move on the linear track, the jig and the battery module product firstly pass through the visual positioning mechanism and finally reach the position where the welding press-mounting mechanism is located.
The second step is that: the visual positioning mechanism is used for accurately positioning the battery module product on the jig, and has the main function of judging and identifying the position of the battery module product, facilitating the work of a subsequent laser welder and guiding a welding head of the welder to weld at an appointed position; the principle is as follows: when the jig drives the battery module product to move to the position under the camera, the camera can discharge high-definition pictures of the battery module product through irradiation of the light source, then the pictures are transmitted to the main controller of the equipment to be accurately analyzed, the welding position is judged, and then the main controller sends an analysis post-processing instruction to the welding mechanism.
The third step: pressing down and fixing the battery module product through a welding press-mounting mechanism to prepare for welding; the principle is as follows: the jig takes the battery module product to move to welding pressure equipment mechanism after passing through vision positioning mechanism location of shooing again, and the clamp plate of pressure equipment mechanism is directly over the battery module product this moment, then the lift cylinder takes the clamp plate to descend and pushes down the battery module, and the welding round hole on the clamp plate corresponds from top to bottom with the electric core connection piece that needs the welded on the battery module, and the welding round hole can be injectd laser welding ware and then the appointed position of battery module welds, prevents to damage other positions of battery module.
The fourth step: finishing the final welding work through a welding mechanism; the principle is as follows: the laser welding device is connected with a three-axis transmission device consisting of the first rail, the second rail, the third rail and the cylinder, and the three-axis transmission device can realize three-dimensional movement of a welding head of the laser welding device in space, perform welding of various paths and meet the requirements of different welding quality and paths; the cooperation of welding mechanism and visual positioning mechanism is the core technology of this equipment, shoots the accurate analysis to the position of battery module product and solder joint through visual positioning mechanism's camera, then main control unit sends corresponding instruction and gives triaxial transmission, and both combine, realize high-efficient accurate welding, the welding of compatible multiple module, the automation of effectual realization equipment.
The gag lever post on the constant head tank can restrict the position of battery module product at the inslot, prevents at transportation process, and the product breaks away from the inslot, and the photoelectric sensor in the constant head tank can respond to whether there is the battery module product to exist in the inslot, if do not, then equipment can stop work.
The shooting position adjusting device arranged on the visual positioning mechanism can adjust the angle, the up-down position, the front-back position and the left-right position of the light source and the camera through the structural design.
The panel beating aircraft bonnet can prevent that the welding slag dust that the welding generated from etc. from causing the damage to equipment.
Elastic components arranged around the welding round holes can fully keep the mechanism and the module to be attached, and the welding quality is guaranteed by fixing the positions of the welding sheets and the module battery core.
The dust absorption pipeline is used for absorbing smoke dust generated in the welding process and keeping the welding process clean.
When the equipment is adjusted and works, the working surface is ensured to be in a horizontal state, so that the base is provided with a memory universal standard bolt and a locking nut for matching, the adjusting bolt is adjusted to enable the welding part surface to be horizontal, and then the whole base is fixed through the locking nut to enable the whole base to be in a horizontal state.
The protection room is a welding station and external isolation protection device, only one door is used for manual entry and exit of the protection room, and the protection room is provided with a safety protection lock, so that equipment is in a stop state when people enter the room unintentionally.
The utility model has the advantages that: this equipment can carry out electric core connection piece welding to the lithium cell module, from the product transport, the product welding is arrived again in the location, all be automatic operation, work efficiency is high, it is accurate to weld simultaneously, high efficiency, welding process safe and reliable, improve the quality of product effectively, reduce the defective rate of product, the station is arranged rationally, the logical sequence of work is bright, the mechanism is exquisite, welding safety, the quality is reliable, high efficiency, can compatible multiple module, realize that the technology is automatic, this equipment cooperation lithium cell production technology is given birth, promote the new forms of energy development, realize the important link of lithium cell automated production.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall structure of the base.
Fig. 3 is a partial structural diagram of the base.
Fig. 4 is an overall structural schematic diagram of the battery cell module conveying mechanism.
Fig. 5 is a schematic view of the overall structure of the visual positioning mechanism.
Fig. 6 is a partial mechanism schematic view of the visual positioning mechanism.
Fig. 7 is a schematic view of the overall structure of the welding press-fitting mechanism.
Fig. 8 is a partial structural schematic view of the welding press-fitting mechanism.
Fig. 9 is a schematic view of the overall structure of the welding mechanism.
In the above-described figures of the drawings,
the welding device comprises a base 1, a welding bottom plate 11, a locking nut 12 and an adjusting bolt 13;
the battery cell module conveying mechanism 2, the parallel linear rails 22, the jig 23, the positioning groove 24, the ball screw mechanism 25, the motor 26, the photoelectric sensor 27 and the limiting rod 28;
the visual positioning mechanism 3, a first door-shaped support frame 31, a camera 32, a light source 33, an angle adjusting rod 34, an arc groove 35, a first limit block 36, two left and right translation rods 37, a first strip hole 38, a second limit block 39, a connecting plate 310, a second strip hole 311, a third limit block 312, an upper vertical translation plate 313 and a sheet metal hood 314;
the welding press-fitting mechanism 4, a pressure plate 41, a welding area 42, a welding round hole 43, a lifting cylinder 44, a guide shaft 45, a bearing 46, a supporting bottom plate 47 and an elastic assembly 48;
the welding mechanism 5, the second portal-shaped support frame 51, the third portal-shaped support frame 52, the first rail 53, the second rail 54, the cross beam 55, the third rail 56, the translation plate 57, the laser spot welding machine 58, the air cylinder 59 and the dust collection pipeline 510.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 9. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Example (b): as shown in fig. 1, a lithium battery module electricity core connection piece welding equipment, its characterized in that: the welding machine comprises a base 1, wherein a battery cell module conveying mechanism 2, a visual positioning mechanism 3, a welding press-fitting mechanism 4 and a welding mechanism 5 are arranged on the base 1; as shown in fig. 4, the battery module conveying mechanism 2 includes a supporting seat, a parallel linear rail 22 is disposed on the supporting seat, a jig 23 is movably disposed on the parallel linear rail 22, a positioning groove 24 is disposed on the jig 23, a battery module product is disposed in the positioning groove 24, a ball screw mechanism 25 is further disposed on the supporting seat, a screw rod of the ball screw mechanism 25 is connected to a motor 26, and a nut on the screw rod is fixed to the bottom of the jig 23; as shown in fig. 5, the visual positioning mechanism 3 includes a first door-shaped support frame 31, two columns of the first door-shaped support frame 31 are fixed on the base 1, a camera 32 and a light source 33 are arranged on the first support frame, and the camera 32 and the light source 33 are suspended above the jig 23 through the first door-shaped support frame 31; as shown in fig. 7 and 8, the welding press-fitting mechanism 4 includes a pressing plate 41, a welding area 42 is formed in a middle portion of the pressing plate 41, a plurality of welding circular holes 43 are formed in the welding area 42, and the number and positions of the welding circular holes 43 correspond to the number and positions of the cell connecting sheets on the battery module product; the bottom of the pressing plate 41 is provided with a lifting device, the lifting device comprises four lifting cylinders 44, the four lifting cylinders 44 are respectively arranged at four corners of the pressing plate 41, the left side and the right side of each lifting cylinder 44 are correspondingly provided with guide shafts 45, the guide shafts 45 are connected with the pressing plate 41 through bearings 46, and the other ends of the guide shafts 45 are fixed on a shaft support base plate 47; as shown in fig. 9, the welding mechanism 5 includes a second door-shaped support frame 51 and a third door-shaped support frame 52, the second door-shaped support frame 51 and the third door-shaped support frame 52 are respectively located at the left and right sides of the welding press-fitting mechanism 4, the second door-shaped support frame 51 and the third door-shaped support frame 52 are respectively provided with a first rail 53 and a second rail 54 which are parallel to each other, a cross beam 55 is movably provided between the first rail 53 and the second rail 54, the cross beam 55 is provided with a third rail 56, the third rail 56 is movably provided with a translation plate 57, the translation plate 57 is provided with a laser spot welder 58, the laser spot welder is connected with a cylinder 59, and a welding head of the laser spot welder is located above the pressing plate 41.
By combining the structural characteristics, the working process of the equipment is specifically as follows: a first step; the product is conveyed through the battery cell module conveying mechanism 2, firstly, the battery module product is placed on a jig 23 of the battery cell module conveying mechanism 2, the jig 23 is provided with a positioning groove 24 for positioning and fixing the product, then the jig 23 drives the product to move on a parallel linear track 22 arranged on a supporting seat, the driving force for moving the jig 23 is mainly provided by a motor 26, and the motor 26 is used as a transmission part through a ball screw structure (the ball screw belongs to a common structure in the field and is a public technology, so the principle of the ball screw is not specifically explained in the specification); meanwhile, when the jig 23 and the battery module product move on the linear track, the jig passes through the visual positioning mechanism 3 first and finally reaches the position of the welding press-fitting mechanism 4; the second step is that: the visual positioning mechanism 3 is used for accurately positioning the battery module product on the jig 23, and the visual positioning mechanism 3 is mainly used for judging and identifying the position of the battery module product, facilitating the work of a following laser welder and guiding a welding head of the welder to weld at an appointed position; the principle is as follows: when the jig 23 carries the battery module product to move to a position right below the camera 32, the camera 32 can emit high-definition pictures to the battery module product through irradiation of the light source 33, then the high-definition pictures are transmitted to a main controller of the equipment to be accurately analyzed, the welding position is judged, and then the main controller sends an analysis post-processing instruction to the welding mechanism 5; the third step: the battery module product is pressed down and fixed through the welding press-fitting mechanism 4, and preparation work is prepared for welding; the principle is as follows: the jig 23 carries the battery module product to be photographed and positioned by the vision positioning mechanism 3 and then moves to the welding press-fitting mechanism 4, at the moment, a press plate 41 of the press-fitting mechanism is right above the battery module product, then a lifting cylinder 44 drives the press plate 41 to descend to press the battery module, a welding circular hole 43 on the press plate 41 corresponds to a battery cell connecting sheet to be welded on the battery module up and down, the welding circular hole 43 can limit the laser welding device to weld at the position specified by the battery module, and other parts of the battery module are prevented from being damaged; the fourth step: the final welding work is completed through the welding mechanism 5; the principle is as follows: the laser welding device is connected with a three-axis transmission device consisting of the first rail 53, the second rail 54, the third rail 56 and the air cylinder 59, and the three-axis transmission device can realize three-dimensional movement of a welding head of the laser welding device in space, perform welding of various paths and meet the requirements of different welding quality and paths; the welding mechanism 5 and the visual positioning mechanism 3 are matched with a core technology of the equipment, the camera 32 of the visual positioning mechanism 3 is used for photographing to accurately analyze the position of a battery module product and a welding spot, then the main controller sends a corresponding instruction to the three-axis transmission device, and the three-axis transmission device are combined to realize efficient and accurate welding, are compatible with welding of various modules and effectively realize automation of the equipment;
the preferred embodiment is as follows:
as shown in fig. 4, a limiting rod 28 is arranged above the positioning groove 24, and a photoelectric sensor 27 is arranged in the positioning groove 24; the position of the battery module product in the groove can be limited by the limiting rod 28 on the positioning groove 24, so that the product is prevented from being separated from the groove in the conveying process, the photoelectric sensor 27 in the positioning groove 24 can sense whether the battery module product exists in the groove, and if not, the equipment stops working.
As shown in fig. 6, the visual positioning mechanism 3 further includes a shooting position adjusting device; the shooting position adjusting device comprises two angle adjusting rods 34 arranged on the first door-shaped support frame 31, arc grooves 35 are formed in the angle adjusting rods 34, a first limiting block 36 is arranged on the first door-shaped support frame 31, and the first limiting block 36 is clamped in the arc holes; meanwhile, two left and right translation rods 37 are arranged between the two angle adjusting rods 34, first strip holes 38 are formed in the left and right translation rods, second limiting blocks 39 are arranged on the angle adjusting rods 34, and the second limiting blocks 39 are clamped in the first strip holes 38; the left and right translation rods are provided with a connecting plate 310 with a right-angle bend, one side plate surface of the connecting plate 310 is fixed on the left and right translation rods, the other side plate surface of the connecting plate 310 is provided with a second strip-shaped hole 311, the camera 32 and the light source 33 are arranged on the upper and lower translation plates 57 313, the upper and lower translation plates 57 313 are provided with third limiting blocks 312, and the third limiting blocks 312 are clamped in the second strip-shaped holes 311; the shooting position adjusting device provided in the visual alignment mechanism 3 is designed to adjust the angle, the vertical position, the front-rear position, and the left-right position of the light source 33 and the camera 32.
As shown in fig. 1, a sheet metal hood 314 is further disposed on the first door-shaped support frame 31, and the whole shooting position adjusting device, the camera 32 and the light source 33 are disposed inside the sheet metal hood 314; the sheet metal hood 314 can prevent welding slag dust and the like generated by welding from damaging equipment.
As shown in fig. 8, a plurality of elastic components 48 are uniformly arranged on the pressure plate 41, and the elastic components 48 are located at positions close to the welding circular holes 43; the elastic assembly arranged around the welding round hole 43 can fully maintain the mechanism to be attached to the module, and the welding quality is ensured by fixing the position of the welding sheet and the position of the module battery core.
As shown in fig. 9, the welding mechanism 5 further includes a dust suction pipe 510, and a nozzle of the dust suction pipe 510 is close to a welding head of the laser spot welding machine; the dust suction duct 510 is used for sucking dust generated during the welding process and keeping the welding process clean.
As shown in fig. 2 and 3, a horizontal adjusting mechanism is arranged on the base 1, the horizontal adjusting mechanism includes an adjusting bolt 13, a locking nut 12 and a welding bottom plate 11, the welding bottom plate 11 is arranged on two sides of the base 1, the base 1 and the welding bottom plate 11 are connected through the adjusting bolt 13, and the locking nut 12 is arranged inside the adjusting bolt 13; when the equipment is adjusted and works, the working surface is ensured to be in a horizontal state, so that a memory universal standard bolt is arranged on the base 1 to be matched with a locking nut 12, an adjusting bolt is adjusted to enable the welding part surface to be horizontal, and then the whole base 1 is fixed through the locking nut 12 to be kept in the horizontal state.
The whole equipment also comprises a welding protection room, and the visual positioning mechanism 3, the welding press-fitting mechanism 4 and the welding mechanism 5 are arranged in the welding protection room; the protection room is a welding station and external isolation protection device, only one door is used for manual entry and exit of the protection room, and the protection room is provided with a safety protection lock, so that equipment is in a stop state when people enter the room unintentionally.
In the specific implementation process, the beneficial effects are as follows: this equipment can carry out electric core connection piece welding to the lithium cell module, carry from the product, the product welding is arrived again in the location, all be automatic operation, work efficiency is high, and it is accurate, high-efficient to weld simultaneously, welding process safe and reliable, improves the quality of product effectively, reduces the defective rate of product, and the station is arranged rationally, and the logical order of work is bright, and the mechanism is exquisite, and welding safety, the quality is reliable, and is efficient, can compatible multiple module, realizes that the technology is automatic
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (8)

1. The utility model provides a lithium cell module electricity core connection piece welding equipment which characterized in that: the welding machine comprises a base, wherein a battery cell module conveying mechanism, a visual positioning mechanism, a welding press-fitting mechanism and a welding mechanism are arranged on the base;
the battery cell module conveying mechanism comprises a supporting seat, a parallel linear rail is arranged on the supporting seat, a jig is movably arranged on the parallel linear rail, a positioning groove is formed in the jig, a battery module product is placed in the positioning groove, a ball screw mechanism is further arranged on the supporting seat, a screw rod of the ball screw mechanism is connected with a motor, and a nut on the screw rod is fixed to the bottom of the jig;
the visual positioning mechanism comprises a first door-shaped support frame, two upright posts of the first door-shaped support frame are fixed on the base, a camera and a light source are arranged on the first door-shaped support frame, and the camera and the light source are arranged above the jig in a suspended mode through the first door-shaped support frame;
the welding press-fitting mechanism comprises a pressing plate, the middle part of the pressing plate is a welding area, the welding area is provided with a plurality of welding round holes, and the number and the positions of the welding round holes correspond to those of the battery cell connecting sheets on the battery module product; the bottom of the pressing plate is provided with a lifting device, the lifting device comprises four lifting cylinders which are respectively arranged at four corners of the pressing plate, the left side and the right side of each lifting cylinder are correspondingly provided with guide shafts, the guide shafts are connected with the pressing plate through bearings, and the other ends of the guide shafts are fixed on a shaft support bottom plate;
the welding mechanism comprises a second door-shaped support frame and a third door-shaped support frame, the second door-shaped support frame and the third door-shaped support frame are respectively located on the left side and the right side of the welding press-mounting mechanism, the second door-shaped support frame and the third door-shaped support frame are respectively provided with a first rail and a second rail which are parallel to each other, a cross beam is movably arranged between the first rail and the second rail, the third rail is arranged on the cross beam, a translation plate is movably arranged on the third rail, a laser spot welding machine is arranged on the translation plate, the laser spot welding machine is connected with an air cylinder, and meanwhile, a welding head of the laser spot welding machine is located above the pressing plate.
2. The lithium battery module cell connecting sheet welding equipment of claim 1, characterized in that: a limiting rod is arranged above the positioning groove, and a photoelectric sensor is arranged in the positioning groove.
3. The lithium battery module cell connecting sheet welding equipment of claim 1, characterized in that: the visual positioning mechanism also comprises a shooting position adjusting device; the shooting position adjusting device comprises two angle adjusting rods arranged on the first door-shaped support frame, arc grooves are formed in the angle adjusting rods, a first limiting block is arranged on the first door-shaped support frame, and the first limiting block is clamped in the arc grooves; meanwhile, two left and right translation rods are arranged between the two angle adjusting rods, first long strip holes are formed in the left and right translation rods, second limiting blocks are arranged on the angle adjusting rods, and the second limiting blocks are clamped in the first long strip holes; be provided with the connecting plate of taking the right angle to bend on controlling the translation pole, one side face of connecting plate is fixed control on the translation pole, the rectangular hole of second has been seted up to the opposite side face of connecting plate, the camera with the light source is installed on the translation board from top to bottom, be provided with the third stopper on the translation board from top to bottom, the third stopper card is established the rectangular downthehole of second.
4. The lithium battery module cell connecting sheet welding equipment of claim 3, characterized in that: still be provided with the panel beating aircraft bonnet on the first door type support frame, it is whole shoot position adjusting device the camera with the light source all sets up inside the panel beating aircraft bonnet.
5. The lithium battery module cell connecting sheet welding equipment of claim 1, characterized in that: and a plurality of elastic assemblies are uniformly arranged on the pressing plate and are positioned close to the welding round holes.
6. The lithium battery module cell connecting sheet welding equipment of claim 1, characterized in that: the welding mechanism further comprises a dust collection pipeline, and a pipe orifice of the dust collection pipeline is close to a welding head of the laser spot welding machine.
7. The lithium battery module cell connecting sheet welding equipment of claim 1, characterized in that: the base is provided with a horizontal adjusting mechanism, the horizontal adjusting mechanism comprises an adjusting bolt, a locking nut and a welding bottom plate, the welding bottom plate is arranged on two sides of the base, the base and the welding bottom plate are connected through the adjusting bolt, and the locking nut is arranged inside the adjusting bolt.
8. The lithium battery module cell connecting sheet welding equipment of claim 1, characterized in that: the whole welding protection room that still includes of equipment, vision positioning mechanism welding pressure equipment mechanism and welding mechanism all sets up inside the welding protection room.
CN201921037587.8U 2019-07-04 2019-07-04 Lithium cell module electricity core connection piece welding equipment Active CN210937656U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921037587.8U CN210937656U (en) 2019-07-04 2019-07-04 Lithium cell module electricity core connection piece welding equipment

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Application Number Priority Date Filing Date Title
CN201921037587.8U CN210937656U (en) 2019-07-04 2019-07-04 Lithium cell module electricity core connection piece welding equipment

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111958075A (en) * 2020-07-09 2020-11-20 惠州金源精密自动化设备有限公司 Linear negative electrode welding machine and battery

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111958075A (en) * 2020-07-09 2020-11-20 惠州金源精密自动化设备有限公司 Linear negative electrode welding machine and battery
CN111958075B (en) * 2020-07-09 2022-04-12 惠州金源精密自动化设备有限公司 Linear negative electrode welding machine and battery

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