CN218471969U - Typesetting and stitch welding all-in-one machine - Google Patents

Abstract

The utility model relates to a typesetting and stitch welding integrated machine, which comprises a conveying part, a typesetting part and a stitch welding part; the typesetting part is used for picking up the battery strings and typesetting the battery strings to the feeding end of the conveying part according to a preset typesetting mode; the conveying part is used for receiving and positioning the battery strings placed by the typesetting part, and after the battery string group meeting the requirements is formed on the conveying part after typesetting, the conveying part conveys the battery string group to the welding station; the stitch welding part is used for welding the bus bars to the remaining long welding strips of the battery string group positioned at the welding station, and the remaining long welding strips are positioned at two ends of each battery string in the battery string group. The battery string is arranged and positioned through the matching of the conveying part and the arranging part, the battery string group is conveyed, the long welding strip at the end part of the battery string group at the welding station is directly welded with the bus bar through the overlapping welding part, the equipment and the process are saved, the multiple transfer of the battery string is avoided, the equipment cost is reduced, and the welding quality of the assembly is improved.

Description

Typesetting and stitch welding all-in-one machine

Technical Field

The utility model belongs to the technical field of battery pack production and specifically relates to a type setting stitch welding all-in-one.

Background

In the traditional stitch welding process of the solar panel, firstly, battery pieces are serially welded into battery strings through welding strips, then the battery strings are typeset on a glass plate by a typesetting machine according to the assembly requirement, the glass plate and the battery string group are integrally conveyed to the stitch welding machine, the battery strings are grabbed by the stitch welding machine, then bus bars are welded at the end parts of the battery string group, and finally the battery strings are laminated to form the battery assembly.

However, the process needs a separate typesetting machine and a bus bar welding machine, is complex, needs high-precision equipment to ensure the accuracy of the battery strings in the carrying and transferring process, and has high equipment cost; in the circulation process of the battery string, the battery string needs to be carried and transferred for many times, so that the battery string is easily damaged, and the production quality of the assembly is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problem that the product quality is poor due to the fact that the process is complex, the equipment cost is high and the battery strings are transferred for multiple times in the production process of the battery strings, the typesetting and stitch welding integrated machine can finish typesetting and stitch welding of the battery strings on the same equipment, the equipment cost can be reduced, and the component welding quality can be improved.

In order to realize the technical purpose, the utility model provides a typesetting stitch welding all-in-one machine, it adopts following technical scheme:

a kind of typesetting stitch welding integrated machine, this typesetting stitch welding integrated machine includes conveying department, typesetting department and stitch welding department; the typesetting part is arranged at the typesetting station and is used for picking up the battery strings and typesetting the battery strings to the feeding end of the conveying part according to a preset typesetting mode; the conveying part is used for receiving and positioning the battery strings placed by the typesetting part, and after the battery string group meeting the requirements is formed on the conveying part after typesetting, the conveying part conveys the battery string group to a welding station positioned at the discharging end of the conveying part; the overlap welding part is arranged at a welding station and used for welding bus bars to the long welding strips of the battery string group positioned at the welding station, and the long welding strips are positioned at two ends of each battery string in the battery string group.

The battery string layout is realized through the matching of the conveying part and the layout part, meanwhile, the conveying part also realizes the positioning of the battery string layout, the battery string group after layout is conveyed to the welding station, the long welding strip directly welding bus bars at the end parts of the battery string group at the welding station is realized through the arrangement of the overlap welding part, the battery string layout and the bus bar welding are completed at two stations of the conveying part, the equipment and the process are saved, the multiple transfer of the battery string is avoided, the equipment cost is reduced, and the welding quality of the assembly is improved.

Furthermore, the conveying part comprises an assembly conveying belt, a conveying belt driving mechanism and a conveying supporting device, the assembly conveying belt is sleeved on the conveying supporting device, and the conveying belt driving mechanism is arranged on the conveying supporting device and is in transmission connection with the assembly conveying belt; the component conveyer belt is provided with adsorption holes and is used for bearing and adsorbing the battery strings placed by the typesetting part.

The assembly conveying belt has the advantages that the assembly conveying belt is used for bearing the battery strings, the glass plate is avoided, the battery strings are positioned on the assembly conveying belt through the arrangement of the adsorption holes, the problem that the battery strings cannot be positioned in the conveying process is solved, the assembly conveying belt is supported through the conveying supporting device, and the conveying of the battery strings is realized through the conveying belt driving mechanism.

Further, the component conveying belt at least comprises a first conveying belt and a second conveying belt which are arranged at intervals along a first direction, and the first direction is perpendicular to the conveying direction of the component conveying belt; the first conveying belt and the second conveying belt are provided with adsorption holes.

The middle hollow-out of the conveying part is realized through the interval arrangement of the first conveying belt and the second conveying belt, so that a space is provided for the middle part of a photovoltaic module consisting of the battery string group arranged on the first conveying belt and the battery string group arranged on the second conveying belt to leave a long welding belt for supplying and welding bus bars, and the compatibility of the typesetting and stitch welding all-in-one machine is improved.

Further, the typesetting part comprises a battery string gripper and a detection positioning camera; the detection positioning camera is arranged above the typesetting station and is used for detecting the battery strings grabbed by the battery string grabber and acquiring the position information of the battery strings; the battery string gripper is used for gripping the battery strings to the detection positioning camera and typesetting the qualified battery strings detected by the detection positioning camera to the feeding end of the conveying part according to the acquired position information of the battery strings; the battery string gripper is further configured to place a rejected battery string detected by the detection positioning camera into a waste bin.

The battery string position information acquisition and quality detection are realized through the arrangement of the detection positioning camera, the accurate typesetting of qualified battery strings and the counting elimination of unqualified battery strings are realized, the repair of the subsequent procedures caused by the unqualified battery strings is avoided, and the typesetting and production efficiency of the photovoltaic module is improved.

Further, the battery string gripper comprises a first gripper and a second gripper; the detection positioning camera comprises a first camera arranged above the first gripper and a second camera arranged above the second gripper; the first gripper is used for grabbing the battery strings to the first camera for detection and acquiring position information of the battery strings, typesetting the qualified battery strings detected by the first camera to a first typesetting area at the feeding end of the conveying part according to the acquired position information of the battery strings, and placing the unqualified battery strings detected by the first camera into a first waste material box; the second gripper is used for grabbing the battery strings to the second camera for detection and acquiring position information of the battery strings, typesetting the qualified battery strings detected by the second camera to a second typesetting area at the feeding end of the conveying part according to the acquired position information of the battery strings, and placing the unqualified battery strings detected by the second camera into a second waste material box, wherein the first typesetting area and the second typesetting area are respectively positioned on two sides of a central shaft of the conveying part along the conveying direction.

The synchronous typesetting of the two typesetting areas is realized through the arrangement of the first gripper and the second gripper, the typesetting of the battery string is accelerated, the detection and positioning efficiency of the camera is improved through the arrangement of the first camera and the second camera, and the typesetting efficiency and accuracy of the battery string are also improved on the whole.

Further, the stitch welding part comprises a bus bar preparation part, a bus bar carrying part, a bus bar bearing part and a welding part; the bus bar preparing part is configured to prepare a bus bar; the bus bar carrying part is configured to carry the bus bar onto the bus bar bearing part; the bus bar bearing part is configured to move the bus bar to a position of the stay solder strip; the welding part is used for welding the bus bar carried by the bus bar carrying part to the stay welding strip.

Further, the bus bar preparation section includes a header bus bar preparation subsection, a middle bus bar preparation subsection, and a tail bus bar preparation subsection; the bus bar conveying part comprises a first conveying branch part, a second conveying branch part and a third conveying branch part; the bus bar bearing part comprises a head bus bar bearing subsection, a middle bus bar bearing subsection and a tail bus bar bearing subsection; the welding part comprises a head welding part, a middle welding part and a tail welding part; a header bus bar preparation section for preparing a header bus bar, a first transport section for transporting the header bus bar to the header bus bar carrying section; the header bus bar bearing part is used for driving the header bus bar to move below the long welding strip positioned at the header of the battery string group, and the header welding part is used for welding the header bus bar to the long welding strip positioned at the header of the battery string group; an intermediate bus bar preparation section for preparing an intermediate bus bar, and a second transport section for transporting the intermediate bus bar to the intermediate bus bar carrying section; the middle bus bar bearing subsection is used for driving the middle bus bar to move below a long welding strip located in the middle of the battery string group, and the middle welding subsection is used for welding the middle bus bar to the long welding strip located in the middle of the battery string group; a tail bus bar preparation subsection for preparing a tail bus bar, and a third handling subsection for handling the tail bus bar to a tail bus bar carrying subsection; the tail bus bar bearing subsection is used for driving the tail bus bar to move to the position below the stay-length welding strip located at the tail of the battery string group, and the tail welding subsection is used for welding the tail bus bar to the stay-length welding strip located at the tail of the battery string group.

Through prelude busbar preparation subsection, the setting of middle busbar preparation subsection and afterbody busbar preparation subsection has promoted the preparation efficiency of busbar, through first transport subsection, the handling efficiency of busbar has been promoted in the setting of second transport subsection and third transport subsection, bear the subsection through the prelude busbar, the setting that middle busbar bore subsection and afterbody busbar bore subsection has promoted the conveying efficiency of busbar, through prelude welding subsection, the welding efficiency of busbar has been promoted in the setting of middle welding subsection and afterbody welding subsection, can realize the prelude simultaneously, the feed and the welding of middle and afterbody busbar, photovoltaic module's production efficiency has wholly been promoted.

Furthermore, the battery string group comprises a first battery string group and a second battery string group which are arranged along a first direction, the first direction is perpendicular to the conveying direction of the conveying part, the first battery string group and the second battery string group respectively comprise N battery strings which are arranged along the conveying direction of the conveying part, and the N battery strings in the first battery string group and the second battery string group are arranged in a one-to-one correspondence manner; the number of the head bus bar bearing subsections, the middle bus bar bearing subsections and the tail bus bar bearing subsections is N, the head bus bar bearing subsections, the middle bus bar bearing subsections and the tail bus bar bearing subsections are respectively arranged below the length-remaining welding belts at the head part, the middle part and the tail part of the battery string group and are arranged in one-to-one correspondence with the battery strings, and the head bus bar bearing subsections, the middle bus bar bearing subsections and the tail bus bar bearing subsections are all configured to be capable of ascending and descending in the vertical direction.

The head bus bar bearing subsection, the middle bus bar bearing subsection and the tail bus bar bearing subsection are all set to be N, so that all the bus bars to be welded in the battery string group are borne, and welding of a welding part and improvement of welding efficiency are facilitated; through bearing the subsection with the prelude busbar, the subsection is born to the middle busbar and the subsection is born to the afterbody busbar and is configured to can go up and down, realized following first battery cluster group and second battery cluster group supply busbar of below, avoided needing earlier to lift up the battery cluster in the traditional mode and then welded the busbar, promoted the welding efficiency of battery cluster group busbar.

Further, the typesetting and stitch welding all-in-one machine also comprises a blanking gripper and a glass plate conveying line; the glass plate conveying line is arranged below the conveying part and has the same conveying direction with the conveying part, and the glass plate conveying line is used for conveying glass plates to a blanking station behind the conveying part; or the glass plate conveying line is arranged at a blanking station at the rear of the conveying part and is used for bearing and conveying the glass plates; the blanking gripper is arranged at a subsequent station of the overlap welding part and used for conveying the battery string groups welded with the bus bars to a glass plate of the blanking station.

The blanking gripper is used for blanking the battery string group welded with the bus bar, and the arrangement of the glass plate conveying line is used for directly blanking the battery string group welded with the bus bar onto a glass plate, so that the production of the subsequent process is facilitated.

Further, the typesetting and stitch welding all-in-one machine further comprises an adhesive tape pasting mechanism, the adhesive tape pasting mechanism is arranged at the rear of the stitch welding part, and the adhesive tape pasting mechanism is used for pasting adhesive tapes on adjacent battery strings in the battery string group of which the bus bars are welded.

The arrangement of the adhesive tape pasting mechanism realizes the adhesive tape pasting of the battery string group with the welded bus bar, and avoids the dislocation of the battery string group in the subsequent moving process.

Furthermore, the typesetting and stitch welding integrated machine also comprises a series welding part, the series welding part is arranged in front of the typesetting part, and the series welding part is used for producing the battery strings and providing the produced battery strings for the typesetting part; the series welding part comprises a battery piece feeding mechanism, a welding strip feeding mechanism, a series welding conveying mechanism and a welding mechanism; the battery piece feeding mechanism is used for providing battery pieces for the series welding conveying mechanism, the welding strip feeding mechanism is used for providing welding strip groups for the series welding conveying mechanism, and the battery piece feeding mechanism and the welding strip feeding mechanism are also used for arranging the battery pieces and the welding strip groups on the series welding conveying mechanism according to a preset sequence; the welding mechanism is used for welding the stacked welding strip group and the battery piece into a battery string; the series welding conveying mechanism is used for supplying the welded battery strings to the typesetting part.

The battery string production is realized through the arrangement of the series welding part, the produced battery string is directly fed to the typesetting part, and the manual carrying of the battery string to the typesetting machine is avoided.

Furthermore, the series welding part also comprises a first turnover mechanism, a string grabbing mechanism and a discharging conveying line; the first turnover mechanism is arranged at the rear end of the series welding conveying mechanism and used for turning the battery string on the series welding conveying mechanism for 180 degrees; the string grabbing mechanism is used for picking up the battery strings turned by the first turning mechanism and stacking the battery strings to a discharging conveying line; the discharging conveying line is used for outputting the stacked battery strings, and the battery string grippers pick up the battery strings from the discharging conveying line for typesetting.

Through first tilting mechanism and grab the turn-over of string mechanism's setting up having realized the turn-over to string welding portion welded battery cluster, directly overturn the battery cluster to the state of treating the typesetting, and then promoted the efficiency of typesetting of back row portion of typesetting, realized the buffer memory of battery cluster and stacked through the setting up of ejection of compact transfer chain.

Furthermore, the typesetting and stitch welding all-in-one machine also comprises a second turnover mechanism; the second turnover mechanism is arranged at the output end of the series welding conveying mechanism and turns the battery string on the output end of the series welding conveying mechanism by 180 degrees; the battery string gripper is used for picking up the battery strings turned over by the second turnover mechanism and typesetting the battery strings.

The second turnover mechanism is arranged to turn over the battery strings output by the front series welding part and directly provide the battery string grippers for the typesetting part, so that the typesetting efficiency is improved, the equipment is simplified, the length of the equipment is shortened, and the manufacturing cost of the equipment is reduced.

Based on the technical characteristics, the application can at least realize the following beneficial effects:

the battery string typesetting device has the advantages that the battery string typesetting is realized through the matching arrangement of the conveying part and the typesetting part, meanwhile, the conveying part also realizes the positioning of the typesetting battery string, the battery string group after typesetting is conveyed to the welding station, the long welding strip for directly welding the bus bar at the end part of the battery string group at the welding station is realized through the arrangement of the overlap welding part, the battery string typesetting and the bus bar welding are completed at two stations of the conveying part, the equipment and the process are saved, the multiple transfer of the battery string is avoided, the equipment cost is reduced, and the welding quality of the component is improved. Through the arrangement of the series welding part, the production and online feeding of the battery string are realized, and the automation degree of the equipment is improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

FIG. 1 is a schematic top view of an alternative embodiment of the type-setting stitch-welding machine of the present invention;

FIG. 2 is a schematic front view of the type setting and stitch welding machine shown in FIG. 1;

FIG. 3 is a schematic top view of a typesetting station and a welding station according to an alternative embodiment of the present invention;

FIG. 4 is a perspective view of the typesetting station and the welding station of FIG. 3;

fig. 5 is a schematic top view of a typesetting and stitch-welding integrated machine according to another alternative embodiment of the present invention.

In fig. 1 to 5, the present invention includes:

1. a conveying section; 2. a typesetting section; 3 overlaying the welding part; 4, a component conveying belt; 41. a first conveyor belt; 42. a second conveyor belt; 5. a first gripper; 6. a second gripper; 7. a first camera; 8. a second camera; 91. a first layout area; 92. a second layout region; 10. a header bus bar preparation section; 11. an intermediate bus bar preparation subsection; 12. preparing a tail bus bar; 13. a header welding section; 14. middle welding and dividing; 15. welding a subsection at the tail part; 16. a first battery string group; 17. a second battery string group; 18. a glass plate conveying line; 19. a second turnover mechanism; 20. a series welding part; 21. a blanking gripper; 22. an adsorption hole; 23. a series welding conveying mechanism; 24. a discharging conveying line; 25. a header bus bar carrying section; 26. an intermediate bus bar carrying section; 27. the tail bus bar carries the subsections.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1-5, the utility model relates to a typesetting and stitch-welding integrated machine, which is used for typesetting of photovoltaic cell strings and welding of bus bars.

As shown in fig. 1, the type-setting and stitch-welding all-in-one machine provided by the present application includes a conveying portion 1, a type-setting portion 2, and a stitch-welding portion 3; the typesetting part 2 is arranged at the typesetting station, and the typesetting part 2 is used for picking up the battery strings and typesetting the battery strings to the feeding end of the conveying part 1 according to a preset typesetting mode; the conveying part 1 is used for receiving and positioning the battery strings placed by the typesetting part 2, and after the battery string group meeting the requirements is formed on the conveying part 1 after typesetting, the conveying part 1 conveys the battery string group to a welding station at the blanking end of the conveying part 1; the overlap welding part 3 is arranged at a welding station, the overlap welding part 3 is used for welding bus bars to the left long welding strips of the battery string group positioned at the welding station, and the left long welding strips are positioned at two ends of each battery string in the battery string group.

The photovoltaic cell module can be generally divided into a whole module and a half module, wherein the whole module is composed of a whole cell string, the half module is composed of a half cell string, the half cell string is formed by welding small pieces of the whole cell after being broken, and the length of the half cell string is about half of that of the whole cell string. And the end parts of the half battery strings and the whole battery strings are provided with long welding strips for welding with bus bars, and the bus bars can collect the current generated by the battery strings and output the current through a junction box.

In general, from the viewpoint of the overall design length of the assembly, only one group of whole battery strings is arranged in the whole assembly, and the battery strings in the whole battery strings are arranged side by side, so that the long solder strips in the whole assembly are only positioned at the head part and the tail part of the assembly. In order to obtain a length equivalent to that of the whole assembly, two groups of half battery strings need to be arranged in the half-sheet assembly along the length direction of the battery strings, and the battery strings in each group of half battery strings are arranged side by side, so that the remaining long welding strips in the half-sheet assembly are positioned at the head part, the middle part and the tail part of the assembly.

The conveying part 1 is used for receiving and positioning the battery strings placed on the conveying part 1 by the typesetting part 2, if the battery strings are completely typeset, the typesetting part 2 picks up the whole battery strings, then the whole battery strings are placed on the conveying part 1 along the first direction in the length direction, a group of battery strings are placed in the first direction of the conveying part 1, and the whole battery strings in the group of battery strings are arranged side by side along the conveying direction of the conveying part, wherein the first direction is perpendicular to the conveying direction of the conveying part 1. If half battery strings are typeset, after the half battery strings are picked up by the typesetting part 2, the half battery strings are placed on the conveying part 1 along the first direction, two groups of battery strings are placed in the first direction of the conveying part 1, namely a first battery string group 16 and a second battery string group 17, the battery strings in the first battery string group 16 and the second battery string group 17 are arranged side by side along the conveying direction of the conveying part, and the battery strings in the first battery string group 16 and the battery strings in the second battery string group 17 are arranged in a one-to-one correspondence manner. The first battery string set 16 and the second battery string set 17 each include a number of battery strings, such as 4 or 6 battery strings.

When the typesetting part 2 typesets all the battery strings contained in one photovoltaic module onto the conveying part 1, and after a battery string group meeting the module requirements is formed on the conveying part 1, the conveying part 1 conveys the battery string group to a welding station at the blanking end of the conveying part 1. For the whole assembly, at a welding station, the stitch welding part 3 welds bus bars to the left long welding strip at the head part and the left long welding strip at the tail part of the battery string group; for the half sheet assembly, at a welding station, the stitch welding part 3 welds bus bars to the remaining long welding strip at the head part, the remaining long welding strip at the middle part and the remaining long welding strip at the tail part of the battery string assembly.

The conveying part 1 is not only configured to accept the battery string, but also configured to locate the battery string, the battery string can be located after being placed on the conveying part 1 by the typesetting part 2, the battery string can also guarantee that the position is accurate under the positioning action of the conveying part 1 in the conveying process, the problem that the battery string is placed on a glass plate in the traditional mode to be conveyed is avoided, the battery string easily generates the offset in the conveying process, and the scheme provided by the application is not required to regulate the battery string group again when welding a bus bar at a welding station, the transmission position is accurate, the equipment is saved, and the transmission efficiency of the battery string is improved.

In one implementation mode, the conveying part 1 comprises an assembly conveying belt 4, a conveying belt driving mechanism and a conveying support device, wherein the assembly conveying belt 4 is sleeved on the conveying support device, and the conveying belt driving mechanism is arranged on the conveying support device and is in transmission connection with the assembly conveying belt 4; the component conveyer belt 4 is provided with an adsorption hole 22, and the component conveyer belt 4 is used for receiving and adsorbing the battery strings placed in the typesetting part 2.

The component conveying belt 4 is used for receiving the battery string, the adsorption holes 22 are formed in the component conveying belt 4, the battery string is guaranteed to be adsorbed to a preset position of the component conveying belt 4 through the adsorption holes 22, when the component conveying belt 4 conveys, the battery string is static relative to the component conveying belt 4, the position of the battery string is guaranteed to be accurate, and direct welding of a bus bar in a next process is facilitated.

In one implementation, as shown in fig. 2, the module conveyor belt 4 includes at least a first conveyor belt 41 and a second conveyor belt 42 spaced apart in a first direction, which is perpendicular to the conveying direction of the module conveyor belt 4; the first conveyor belt 41 and the second conveyor belt 42 are provided with adsorption holes.

The first conveying belt 41 and the second conveying belt 42 are mounted on a conveying supporting device, the conveying supporting device can be a supporting frame, a plurality of rollers which support the first conveying belt 41 and the second conveying belt 42 together are arranged on the supporting frame, a conveying belt driving mechanism is also mounted on the supporting frame, a driving end of the conveying belt driving mechanism is connected with one of the rollers, and the first conveying belt 41 and the second conveying belt 42 are driven to be in synchronous transmission through rotation of the driving rollers. The conveyor belt drive mechanism may be a motor.

When the photovoltaic module is a half-sheet module, the first battery string group 16 is received through the first conveying belt 41, the second battery string group 17 is received through the second conveying belt 42, the first conveying belt 41 and the second conveying belt 42 are arranged at intervals, the first conveying belt 41 and the second conveying belt 42 extend out of the head part and the tail part of the half-sheet module respectively to two sides, the left long welding belt in the middle of the half-sheet module extends out of the interval between the first conveying belt 41 and the second conveying belt 42, and bus bars can be supplied to the positions below the left long welding belts in the head part, the middle part and the tail part and welded. Compared with the conventional mode in which the first battery string group 16 and the second battery string group 17 are placed on a glass plate, the bus bars cannot be directly provided below the left long welding strip, particularly the left long welding strip at the middle part, and the battery strings have to be lifted for loading and welding the bus bars.

When the photovoltaic module is a whole module, the whole battery string is received and positioned by the first conveying belt 41 and the second conveying belt 42, the left long welding belts at the head part and the tail part of the whole module respectively extend out of the first conveying belt 41 and the second conveying belt 42 towards two sides, and therefore bus bars can be supplied to the lower parts of the left long welding belts at the head part and the tail part and welded. The first conveying belt 41 and the second conveying belt 42 are arranged at intervals, bus bar welding of a half piece assembly long welding strip can be achieved, and the bus bar welding of a whole piece assembly long welding strip is strong in compatibility.

In one implementation, as shown in fig. 2, the layout section 2 includes a battery string gripper and a detection positioning camera; the detection positioning camera is arranged above the typesetting station and is used for detecting the battery strings grabbed by the battery string grabber and acquiring the position information of the battery strings; the battery string gripper is used for gripping the battery strings to the detection positioning camera and typesetting the qualified battery strings detected by the detection positioning camera to the feeding end of the conveying part 1 according to the acquired position information of the battery strings; the battery string gripper is further configured to place a rejected battery string detected by the detection positioning camera into a waste bin.

The battery cluster tongs drives the battery cluster and moves to detection location camera department, detect the location camera and can acquire the positional information and the outward appearance information of this battery cluster simultaneously through shooing the battery cluster, the battery cluster tongs can typeset the battery cluster according to the positional information of battery cluster, screen the battery cluster according to the outward appearance information simultaneously, in order to realize typesetting qualified battery cluster to subassembly conveyer belt 4, place the waste material box with unqualified battery cluster, the loaded down with trivial details work of bringing is reprocessed again because of detecting out unqualified battery cluster after having avoided the welding busbar.

The battery string gripper of the typesetting part 2 can be a truss hand or a robot with a sucker group, and the truss hand or the robot drives the sucker group to absorb and typeset the battery string.

In one implementation, the battery string grip includes a first grip 5 and a second grip 6; the inspection positioning camera includes a first camera 7 disposed above the first gripper 5 and a second camera 8 disposed above the second gripper 6; the first gripper 5 is used for grabbing the battery strings to the first camera 7 for detection and acquiring position information of the battery strings, typesetting the qualified battery strings detected by the first camera 7 to a first typesetting area 91 at the feeding end of the conveying part 1 according to the acquired position information of the battery strings, and putting the unqualified battery strings detected by the first camera 7 into a first waste material box; the second gripper 6 is configured to grip the battery string at the second camera 8 for detection and obtain position information of the battery string, and to type the qualified battery string detected by the second camera 8 into a second type-setting area 92 at the feeding end of the conveying part 1 according to the obtained position information of the battery string, and to place the unqualified battery string detected by the second camera 8 into a second waste material box, where the first type-setting area 91 and the second type-setting area 92 are located on two sides of a central axis of the conveying part 1 along the conveying direction.

The first gripper 5 and the second gripper 6 may each be a truss hand with a set of suction cups or a robot. By arranging the first gripper 5, the first camera 7, the second gripper 6 and the second camera 8, when the half-sheet assembly is typeset, the first gripper 5 is used for grabbing the battery strings to typeset the first battery string group 16, and the second gripper 6 is used for grabbing the battery strings to typeset the second battery string group 17, so that the synchronous typesetting of the first battery string group 16 and the second battery string group 17 is realized, and the typesetting efficiency of the half-sheet assembly is improved.

In one implementation, as shown in fig. 2-4, the stitch-welded portion 3 includes a bus bar preparation portion, a bus bar carrying portion, and a welded portion; the bus bar preparing part is configured to prepare a bus bar; the bus bar carrying part is configured to carry the bus bar onto the bus bar bearing part; the bus bar bearing part is configured to move the bus bar to a position of the stay solder strip; the welding part is used for welding the bus bar carried by the bus bar carrying part to the stay welding strip.

Wherein, the bus bar preparation portion, the bus bar carrying portion, the bus bar bearing portion and the number of the welding portions can be comprehensively considered according to the welding efficiency and the equipment cost. Through setting up busbar preparation portion, busbar transport portion, busbar supporting part and welding part, when busbar supporting part and welding part cooperation welding busbar, busbar preparation portion and busbar transport portion can carry out the preparation and the transport of busbar in step, improve the beat of busbar stitch welding.

In one implementation, the bus bar preparation section includes a header bus bar preparation subsection 10, an intermediate bus bar preparation subsection 11, and a tail bus bar preparation subsection 12; the bus bar conveying part comprises a first conveying branch, a second conveying branch and a third conveying branch; the bus bar carrying section includes a header bus bar carrying section 25, an intermediate bus bar carrying section 26, and a tail bus bar carrying section 27; the weld includes a header weld portion 13, a middle weld portion 14, and a tail weld portion 15; a header bus bar preparation section 10 for preparing a header bus bar, a first transport section for transporting the header bus bar to a header bus bar carrying section 25; the header bus bar bearing part 25 is used for driving the header bus bar to move below the left long welding strip at the head of the battery string, and the header welding part 13 is used for welding the header bus bar to the left long welding strip at the head of the battery string; an intermediate bus bar preparation subsection 11 for preparing an intermediate bus bar, and a second carrying subsection for carrying the intermediate bus bar to an intermediate bus bar carrying subsection 26; the intermediate bus bar bearing subsection 26 is used for driving the intermediate bus bar to move below the long welding strip in the middle of the battery string, and the intermediate welding subsection 14 is used for welding the intermediate bus bar to the long welding strip in the middle of the battery string; a tail bus bar preparation subsection 12 for preparing a tail bus bar, and a third handling subsection for handling the tail bus bar to a tail bus bar carrying subsection 27; the tail bus bar carrying subsection 27 is used to carry the tail bus bar under the stay solder strip at the tail of the battery string, and the tail soldering subsection 15 is used to solder the tail bus bar to the stay solder strip at the tail of the battery string.

Through the arrangement, when the bus bar is welded on the half-sheet assembly, synchronous preparation, carrying, feeding and welding of the head bus bar, the middle bus bar and the tail bus bar can be realized, and the stitch welding efficiency of the half-sheet assembly is improved. If the bus bars are welded to the whole assembly, the intermediate bus bar preparation section 11, the second carrying section, the intermediate bus bar carrying section 26 and the intermediate welding section 14 may stop working, and only the synchronous preparation, carrying, feeding and welding of the header bus bar and the tail bus bar are performed, so that the stitch welding section is compatible with the whole assembly.

In one implementation, the header busbar preparation section 10, the intermediate busbar preparation section 11 and the tail busbar preparation section 12 each comprise a roll-carrying device for carrying a roll of busbar, a cutter for cutting the busbar, a drawing collet for drawing the busbar and a support table for carrying the busbar; the bus bar coil is placed on the coil bearing device, the bus bars on the coil are pulled out of the coil and pass through the middle of the cutter, the traction chuck is used for drawing the bus bars, the cutter is used for cutting the bus bars drawn to a preset position by the traction chuck, and then the traction chuck draws the bus bars to be placed on a bearing platform for bearing the bus bars.

The first carrying subsection, the second carrying subsection and the third carrying subsection all comprise bus-bar suckers and carrying driving devices, and the carrying driving devices drive the bus-bar suckers to suck bus-bars on the bus-bar bearing platforms and then carry the bus-bars to corresponding bus-bar bearing parts. The carrying driving device can be a motor module which is composed of a lifting motor and a translation motor and can drive the bus-bar sucker to move up and down and transversely, or a cylinder module which is composed of a lifting cylinder and a translation cylinder and can drive the bus-bar to move up and down and transversely.

The head bus bar carrying section 25, the intermediate bus bar carrying section 26, and the tail bus bar carrying section 27 each include a bus bar carrying plate installed at a driving end of the bus bar lifting driving device, and a bus bar lifting driving device that drives the bus bar carrying plate to be raised or lowered. The lifting driving device drives the bus bar bearing plate to ascend to enable the bus bars to be close to the long welding strip. The bus bar lifting driving device can be an air cylinder or a motor.

The head welding part 13, the middle welding part 14 and the tail welding part 15 respectively comprise a welding lifting device, a welding transverse device and a welding head, the welding head is arranged at the driving end of the welding lifting device, the welding lifting device is arranged at the driving end of the welding transverse device, the welding lifting device adopts a motor or an air cylinder and is used for driving the welding head to lift, the welding transverse device is used for driving the corresponding welding head to transversely move along the conveying direction of the conveying part so as to realize the sequential welding of the head multiple bus bars, the middle multiple bus bars and the tail multiple bus bars, and the welding head can adopt an electromagnetic welding device, a laser welding device or an electric soldering iron welding device.

In one implementation, each of the first battery string set 16 and the second battery string set 17 includes N battery strings, and accordingly, the number of the head bus bar bearing sub-portions 25, the middle bus bar bearing sub-portions 26, and the tail bus bar bearing sub-portions 27 is N, the head bus bar bearing sub-portions 25, the middle bus bar bearing sub-portions 26, and the tail bus bar bearing sub-portions 27 are respectively disposed below the left-long solder strips at the head, the middle, and the tail of the battery string sets and are disposed in one-to-one correspondence with the battery strings, and the head bus bar bearing sub-portions 25, the middle bus bar bearing sub-portions 26, and the tail bus bar bearing sub-portions 27 are all configured to be capable of being lifted in a vertical direction.

Through all setting up the busbar supporting part in order to bear the weight of the busbar at the both ends of every battery cluster in battery cluster group, then before the welding, all treat welded busbar all can be carried by busbar supporting part and correspondingly stay long welding tape below and wait for the welding, in the welding process, only need the weld part weld in proper order can, can improve busbar welding efficiency.

In one implementation mode, the typesetting and stitch welding all-in-one machine further comprises a blanking gripper 21 and a glass plate conveying line 18; the glass plate conveying line 18 is arranged below the conveying part 1 and has the same conveying direction with the conveying part 1, and the glass plate conveying line 18 is used for conveying glass plates to a blanking station at the rear of the conveying part 1; or the glass plate conveying line 18 is arranged at a blanking station at the rear of the conveying part 1 and is used for bearing and conveying glass plates; the blanking gripper 21 is arranged at the subsequent station of the stitch welding part 3, and the blanking gripper 21 is used for conveying the battery string groups welded with the bus bars to a glass plate at the blanking station.

In an implementation mode, the unloading tongs 21 includes unloading elevating gear, unloading sideslip device and battery cluster group grabbing device, battery cluster group grabbing device can be sucking disc group, the battery cluster one-to-one setting in sucking disc group and the battery cluster group, a sucking disc group is used for absorbing a string of battery cluster, sucking disc group installs the drive end at unloading elevating gear, unloading elevating gear drives sucking disc group and descends and snatchs the battery cluster group of having welded the busbar, then unloading sideslip device drives sucking disc group and places the transport of battery cluster group on the glass sheet of unloading station along the direction of delivery of conveyer belt. The blanking lifting device and the blanking transverse moving device can be one of a motor or an air cylinder.

The glass plate conveying line 18 comprises a glass plate conveying belt, a glass plate conveying support and a glass plate conveying driving device, in order to save space, the glass plate conveying support can be arranged below the conveying part 1, the glass plate conveying driving device is a motor, the glass plate conveying driving device drives the glass plate conveying belt to convey glass plates to a blanking station behind the conveying part 1, and automatic blanking of a battery string group of bus bars is facilitated after welding.

Of course, the glass plate conveying support can also be correspondingly arranged at the rear of the conveying part 1, the glass plate is directly placed at the blanking station at the rear of the conveying part 1 during feeding of the glass plate, and the glass plate is directly conveyed to the rear by the glass plate conveying belt after the glass plate is subjected to the battery string group welded with the bus bar.

In one implementation mode, the type-setting and stitch-welding all-in-one machine further comprises a tape attaching mechanism, the tape attaching mechanism is arranged behind the stitch-welding part 3, and the tape attaching mechanism is used for attaching a tape to an adjacent battery string in the battery string group of which the bus bar is welded.

The tape sticking mechanism comprises a tape sticking head and a tape sticking moving device, and the tape sticking moving device drives the tape sticking head to move the tape. The tape moving device comprises a tape lifting device and a tape translation device, the tape translation device drives the tape lifting device to translate, and the tape lifting device drives the tape head to descend for tape pasting or ascend for avoiding so as to complete tape pasting in the whole plate surface of the battery string set. The adhesive tape lifting device and the adhesive tape translation device are motors, and the adhesive tape lifting device can be a motor or an air cylinder.

In one implementation, as shown in fig. 5, the all-in-one typesetting and stitch welding machine further comprises a serial welding part 20, the serial welding part 20 is arranged in front of the typesetting part 2, and the serial welding part 20 is used for producing battery strings and providing the produced battery strings to the typesetting part 2; the series welding part 20 comprises a battery piece feeding mechanism, a welding strip feeding mechanism, a series welding conveying mechanism 23 and a welding mechanism; the battery piece feeding mechanism is used for providing battery pieces for the series welding conveying mechanism 23, the welding strip feeding mechanism is used for providing welding strip groups for the series welding conveying mechanism 23, the battery piece feeding mechanism and the welding strip feeding mechanism are further used for arranging the battery pieces and the welding strip groups on the series welding conveying mechanism 23 according to a preset sequence, and the welding mechanism is used for welding the stacked welding strip groups and the battery pieces into a battery string; the string welding conveyor mechanism 23 is used to supply the welded battery string to the layout section 2.

In one implementation, the series welding parts 20 are provided with two series welding parts 20 and are arranged at intervals along a first direction, the conveying direction of the series welding conveying mechanisms 23 of the two series welding parts 20 is parallel to the conveying direction of the conveying part 1, the two series welding parts 20 simultaneously produce battery strings and supply the battery strings to the typesetting part 2, and the two series welding parts 20 are arranged to realize uninterrupted supply to the typesetting part 2.

In one implementation, as shown in fig. 1, the stringer 20 further includes a first flipping mechanism, a stringer grasping mechanism, and a discharge conveyor line 24; the first turnover mechanism is arranged at the rear end of the series welding conveying mechanism and used for turning the battery string on the series welding conveying mechanism for 180 degrees; the string grabbing mechanism is used for picking up the battery strings turned by the first turning mechanism and stacking the battery strings to the discharging conveying line 24; the discharging conveyor line 24 is used for outputting a stacked pile of battery strings, and the battery string grippers (i.e. the first gripper 5 and the second gripper 6 in fig. 1) pick up the battery strings from the discharging conveyor line 24 for typesetting.

When the series welding part 20 produces the battery strings, the front sides of the battery pieces are usually upwards welded into the strings, and the back sides of the battery strings are required to be upwards when typesetting, so that the first turnover mechanism is arranged to turn over the battery strings. The turned battery strings are stacked together by the string grabbing mechanism and output by the discharging conveying line 24, so that the buffer storage of the battery strings is realized. In order to save space, the discharging conveying line 24 can be positioned above the typesetting station, and the typesetting part 2 grasps the battery strings on the discharging conveying line 24 and then typesets the battery strings to the lower typesetting station.

In one implementation, as shown in fig. 5, the type-setting and stitch-welding all-in-one machine further includes a second turnover mechanism 19; the second turnover mechanism 19 is arranged at the output end of the series welding conveying mechanism 23, and the second turnover mechanism 19 turns the battery string positioned at the discharge end of the series welding conveying mechanism 23 for 180 degrees; the battery string grippers (i.e. the first gripper 5 and the second gripper 6 in fig. 5) are used for picking up the battery strings turned over by the second turnover mechanism 19 and typesetting the battery strings.

The second turnover mechanism 19 directly turns over the battery strings at the discharge end of the series welding conveying mechanism 23, then the typesetting part 2 directly grabs the battery strings and then typesets, the string grabbing mechanism and the discharge conveying line in the above embodiment do not need to be separately arranged, the length of the equipment is shortened, and the transfer times of the battery strings are also reduced.

The utility model provides a type setting stitch welding all-in-one, the type setting of battery cluster has been realized through the cooperation setting of conveying part 1 and type setting part 2, conveying part 1 has still realized fixing a position the type setting battery cluster simultaneously, and carry the welding station with the battery cluster after the type setting, it takes the direct welding busbar to weld to have kept long of welding station department battery cluster tip to have realized setting up through overlapping welding part 3, the type setting of battery cluster and the welding of busbar have been accomplished promptly at two stations of conveying part 1, equipment and process have been saved, the multiple transfer of battery cluster has been avoided, the equipment cost is reduced, the welding quality of subassembly has been promoted. The production and online feeding of the battery strings are realized through the arrangement of the series welding part 20, and the automation degree of the equipment is improved.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.

Claims (13)

1. The typesetting and stitch welding all-in-one machine is characterized by comprising a conveying part, a typesetting part and a stitch welding part;

the typesetting part is arranged at a typesetting station and is used for picking up the battery strings and typesetting the battery strings to the feeding end of the conveying part according to a preset typesetting mode;

the conveying part is used for receiving and positioning the battery strings placed by the typesetting part, and after the battery string group meeting the requirements is formed on the conveying part after typesetting, the conveying part conveys the battery string group to a welding station positioned at the blanking end of the conveying part;

the overlap welding portion is arranged at the welding station and used for welding bus bars to the long welding strips left on the battery string group positioned at the welding station, and the long welding strips are positioned at two ends of each battery string in the battery string group.

2. The typesetting and stitch welding all-in-one machine as claimed in claim 1, wherein the conveying part comprises a component conveying belt, a conveying belt driving mechanism and a conveying supporting device,

the component conveying belt is sleeved on the conveying supporting device, and the conveying belt driving mechanism is arranged on the conveying supporting device and is in transmission connection with the component conveying belt;

and the component conveying belt is provided with adsorption holes and is used for bearing and adsorbing the battery strings placed by the typesetting part.

3. The type setting and stitch welding all-in-one machine as recited in claim 2, wherein the component conveyor belts comprise at least a first conveyor belt and a second conveyor belt which are arranged at intervals along a first direction, and the first direction is perpendicular to the conveying direction of the component conveyor belts; the first conveying belt and the second conveying belt are provided with the adsorption holes.

4. The all-in-one machine for typesetting and stitch welding as defined by claim 1, wherein the typesetting part comprises a battery string gripper and a detection positioning camera;

the detection positioning camera is arranged above the typesetting station and is used for detecting the battery strings grabbed by the battery string grabbers and acquiring the position information of the battery strings;

the battery string gripper is used for gripping the battery strings to the detection positioning camera and typesetting the qualified battery strings detected by the detection positioning camera to the feeding end of the conveying part according to the acquired position information of the battery strings;

the battery string gripper is further configured to place a rejected battery string detected by the detection positioning camera into a waste bin.

5. The type setting and stitch welding all-in-one machine as claimed in claim 4,

the battery string gripper comprises a first gripper and a second gripper;

the detection positioning camera comprises a first camera arranged above the first gripper and a second camera arranged above the second gripper;

the first hand grip is used for grabbing the battery strings to the first camera for detection and acquiring position information of the battery strings, typesetting qualified battery strings detected by the first camera to a first typesetting area at the feeding end of the conveying part according to the acquired position information of the battery strings, and putting unqualified battery strings detected by the first camera into a first waste material box;

the second hand grip is used for grabbing the battery strings to the second camera for detection and acquiring position information of the battery strings, typesetting qualified battery strings detected by the second camera to a second typesetting area at the feeding end of the conveying part according to the acquired position information of the battery strings, and putting unqualified battery strings detected by the second camera into a second waste material box;

the first typesetting area and the second typesetting area are respectively positioned on two sides of a central shaft of the conveying part along the conveying direction.

6. The type-setting and stitch-welding all-in-one machine according to claim 1, wherein the stitch-welding part comprises a bus bar preparation part, a bus bar carrying part, a bus bar bearing part and a welding part;

the bus bar preparing part is configured to prepare a bus bar;

the bus bar carrying portion is configured to carry the bus bar onto the bus bar bearing portion;

the bus bar carrying part is configured to move the bus bar to the stay solder strip position;

the welding part is used for welding the bus bar carried by the bus bar carrying part to the long welding strip.

7. The type-setting stitch-welding all-in-one machine according to claim 6, wherein the bus bar preparation section comprises a header bus bar preparation section, a middle bus bar preparation section, and a tail bus bar preparation section;

the bus bar transport section includes a first transport section, a second transport section, and a third transport section;

the bus bar carrying section includes a head bus bar carrying section, a middle bus bar carrying section, and a tail bus bar carrying section;

the welding part comprises a head welding part, a middle welding part and a tail welding part;

the header bus bar preparation section is configured to prepare a header bus bar, and the first transport section is configured to transport the header bus bar to the header bus bar carrying section; the header bus bar bearing part is used for driving the header bus bar to move below a stay welding strip at the head of the battery string, and the header welding part is used for welding the header bus bar to the stay welding strip at the head of the battery string;

the intermediate bus bar preparation section is configured to prepare an intermediate bus bar, and the second transport section is configured to transport the intermediate bus bar to the intermediate bus bar carrying section; the middle bus bar bearing subsection is used for driving the middle bus bar to move below a long welding strip in the middle of the battery string group, and the middle welding subsection is used for welding the middle bus bar to the long welding strip in the middle of the battery string group;

the tail bus bar preparation subsection is used for preparing a tail bus bar, and the third carrying subsection is used for carrying the tail bus bar to the tail bus bar carrying subsection; the tail bus bar bearing subsection is used for driving the tail bus bar to move to the position below a left long welding strip located at the tail of the battery string group, and the tail welding subsection is used for welding the tail bus bar to the left long welding strip located at the tail of the battery string group.

8. The type setting and stitch welding integrated machine according to claim 7, wherein the battery string set comprises a first battery string set and a second battery string set arranged along a first direction, the first direction is perpendicular to the conveying direction of the conveying part, the first battery string set and the second battery string set each comprise N battery strings arranged along the conveying direction of the conveying part, and the N battery strings in the first battery string set and the second battery string set are arranged in a one-to-one correspondence manner;

the number of the head bus bar bearing subsections, the middle bus bar bearing subsections and the tail bus bar bearing subsections is N, the head bus bar bearing subsections, the middle bus bar bearing subsections and the tail bus bar bearing subsections are respectively arranged below the left long welding belts at the head part, the middle part and the tail part of the battery string group and are in one-to-one correspondence with the battery strings, and the head bus bar bearing subsections, the middle bus bar bearing subsections and the tail bus bar bearing subsections are all configured to be capable of lifting in the vertical direction.

9. The all-in-one machine for typesetting and stitch welding as set forth in claim 1, further comprising a blanking gripper and a glass plate conveying line;

the glass plate conveying line is arranged below the conveying part and has the same conveying direction with the conveying part, and the glass plate conveying line is used for conveying glass plates to a blanking station at the rear of the conveying part; or the glass plate conveying line is arranged at a blanking station at the rear of the conveying part and is used for bearing and conveying glass plates;

the blanking gripper is arranged at a subsequent station of the overlap welding part and used for carrying the battery string groups welded with the bus bars to the glass plate of the blanking station.

10. The type-setting and stitch-welding all-in-one machine according to claim 1, further comprising a tape attaching mechanism, wherein the tape attaching mechanism is arranged at the rear of the stitch-welding part, and is used for attaching a tape to an adjacent battery string in the battery string group to which the bus bar is welded.

11. The all-in-one machine of type setting and stitch welding as recited in claim 4, further comprising a stringer disposed in front of the type setting portion, the stringer being configured to produce battery strings and to provide the produced battery strings to the type setting portion;

the series welding part comprises a battery piece feeding mechanism, a welding strip feeding mechanism, a series welding conveying mechanism and a welding mechanism;

the battery piece feeding mechanism is used for providing battery pieces for the series welding conveying mechanism, the welding strip feeding mechanism is used for providing welding strip groups for the series welding conveying mechanism, and the battery piece feeding mechanism and the welding strip feeding mechanism are also used for arranging the battery pieces and the welding strip groups on the series welding conveying mechanism according to a preset sequence;

the welding mechanism is used for welding the stacked welding strip group and the battery plate into a battery string;

the series welding conveying mechanism is used for providing the welded battery strings to the typesetting part.

12. The typesetting and stitch welding all-in-one machine as claimed in claim 11, wherein the stringing and welding part further comprises a first overturning mechanism, a stringing grabbing mechanism and a discharging and conveying line;

the first turnover mechanism is arranged at the rear path of the series welding conveying mechanism and is used for turning the battery string on the series welding conveying mechanism for 180 degrees;

the string grabbing mechanism is used for picking up the battery strings turned by the first turning mechanism and stacking the battery strings to the discharging conveying line;

the discharging conveying line is used for outputting a stacked battery string, and the battery string grippers pick up the battery string from the discharging conveying line for typesetting.

13. The type setting and stitch welding all-in-one machine as claimed in claim 11, further comprising a second turnover mechanism;

the second turnover mechanism is arranged at the output end of the series welding conveying mechanism and turns the battery string on the output end of the series welding conveying mechanism for 180 degrees;

the battery string gripper is used for picking up the battery strings turned over by the second turnover mechanism and typesetting the battery strings.

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