Utility model content
The purpose of this utility model is to provide a kind of simplified apparatus, improve welding efficiency, reduces the battery modules Laser Time Sharing bonding machine of production cost.
To achieve these goals, the battery modules Laser Time Sharing bonding machine that the utility model provides comprises conveyer belt, height measuring device, laser generator, at least two laser-beam welding machines and a control system, described height measuring device and described at least two laser-beam welding machines set gradually along the direction of transfer of described conveyer belt, described laser generator has the laser output equal with described at least two laser-beam welding machine quantity, each laser output is connected with the plumb joint of each laser-beam welding machine, described conveyer belt, height measuring device, laser-beam welding machine, laser generator is electrically connected with described control system respectively, described control system controls the direction of described laser generator Output of laser, with make Laser output arrive described in the wherein one of at least two laser-beam welding machines.
Compared with prior art, the utility model is by arranging at least two laser-beam welding machines, and a laser generator is set, two of described laser generator laser outputs are connected with described laser-beam welding machine of stating respectively, because a laser generator once can only provide laser for a laser-beam welding machine, therefore, by controlling the direction of described laser generator Output of laser, thus can in succession at least two laser-beam welding machines provide laser; When welding on a laser-beam welding machine, another laser-beam welding machine can carry out material loading or blanking to battery modules, thus save the production time, the mode of this timesharing ground welding, not only save the quantity of laser generator, simplified apparatus, and make multiple stage laser weld function be used on same welding production line, thus effectively enhance productivity, reduce production cost.
Preferably, described laser generator, welds battery modules with at least two laser-beam welding machines described in making along the direction of transfer of described conveyer belt in succession in succession to described at least two laser-beam welding machine Output of lasers.
Particularly, the pad quantity of each laser-beam welding machine arranged along the direction of transfer of described conveyer belt reduces gradually.
Preferably, before described height measuring device, be also provided with the pole piece rest area for placing pole piece, the positive pole between described pole piece connection battery modules and negative pole.
Preferably, before described height measuring device, be also provided with device for detecting polarity, whether the polar alignment that described device for detecting polarity detects each battery in battery modules is correct.
Particularly, before described device for detecting polarity, be also provided with the feeding area for placing battery modules to be welded.
More specifically, after described feeding area, be provided with elevating mechanism, described device for detecting polarity is positioned at the top of described elevating mechanism.
Preferably, the data that described height measuring device records share to each laser-beam welding machine by described control system, with the height making each laser-beam welding machine automatically regulate plumb joint.
Preferably, described height measuring device comprises surveys high driving mechanism and CCD camera, and the high driving mechanism of described survey can drive described CCD camera to move to X, Y, Z-direction.
Preferably, described laser-beam welding machine comprises welding driving mechanism and described plumb joint, and described welding driving mechanism can drive described plumb joint to move to X, Y, Z-direction.
Detailed description of the invention
For describing technology contents of the present utility model, structural feature, the effect that realizes in detail, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
As shown in Figure 1 and Figure 2, the utility model battery modules 200 Laser Time Sharing bonding machine 100 comprises conveyer belt 1, the feeding area 2 that the direction of transfer along described conveyer belt 1 sets gradually, device for detecting polarity 3, pole piece rest area 4, height measuring device 5, first laser-beam welding machine 6, second laser-beam welding machine 7 and discharging area 8; Described battery modules 200 Laser Time Sharing bonding machine 100 also comprises elevating mechanism 9, laser generator 10 and control system (not shown), described elevating mechanism 9 is arranged at the below of described device for detecting polarity 3, described laser generator 10 has two laser outputs, wherein a laser output is connected with the plumb joint of the first laser-beam welding machine 6, and another laser output is connected with the plumb joint of the second laser-beam welding machine 7; Described conveyer belt 1, device for detecting polarity 3, height measuring device 5, first laser-beam welding machine 6, second laser-beam welding machine 7, laser generator 10 are electrically connected with described control system respectively; Described control system controls the direction of described laser generator 10 Output of laser, with the wherein one making Laser output arrive described first laser-beam welding machine 6 and the second laser-beam welding machine 7, specifically, described laser generator 10, welds battery modules 200 to make described first laser-beam welding machine 6 and the second laser-beam welding machine 7 along the direction of transfer of described conveyer belt 1 in succession in succession to described first laser-beam welding machine 6 and the second laser-beam welding machine 7 Output of laser.
Refer to Fig. 3 and Fig. 4, whether the polar alignment that described device for detecting polarity 3 detects each battery in battery modules 200 is correct.Described device for detecting polarity 3 comprises cylinder 31, mount pad 32 and some conductive pins 33, described conductive pin 33 to be installed on described mount pad 32 and to be electrically connected with control system, described mount pad 32 is fixed on the output of described cylinder 31, described cylinder 31 stretches out to drive the conductive pin 33 on described mount pad 32 to insert on the electrode 202 of each battery 201 of described battery modules 200, when electrode 202 arranges correct, circuit turn-on in control system, system is advanced by normal procedure, when electrode 202 align-err, circuit not conducting in control system, namely control system gives a warning or underproof battery modules 200 is removed.
Again as shown in Figure 4, described pole piece rest area 4 is for placing pole piece 203, and a battery modules 200 places two panels pole piece 203, and wherein a pole piece 203 connects the positive pole of battery modules 200, and another pole piece 203 connects the negative pole of battery modules 200.
Refer to Fig. 5 again, described height measuring device 5 comprises surveys high driving mechanism and CCD camera 51, the high driving mechanism of described survey has X to driving mechanism 52, Y-direction driving mechanism 53 and Z-direction driving mechanism 54, described CCD camera 51 is installed on the lower end of Z-direction driving mechanism 54, described X can drive described CCD camera 51 to move to X, Y, Z-direction to driving mechanism 52, Y-direction driving mechanism 53 and Z-direction driving mechanism 54 respectively, thus make described CCD camera 51 can be positioned the top of described battery modules 200 exactly, make measurement more accurate.In addition, the data that described height measuring device 5 records share to the first laser-beam welding machine 6 and the second laser-beam welding machine 7 by described control system, with the height making the first laser-beam welding machine 6 and the second laser-beam welding machine 7 automatically can regulate plumb joint.
As shown in Figure 6, described first laser-beam welding machine 6 comprises welding driving mechanism and described plumb joint 61, described welding driving mechanism comprises X to driving mechanism 62, Y-direction driving mechanism 63 and Z-direction driving mechanism 64, described plumb joint is installed on the lower end of Z-direction driving mechanism 64, described X can drive described plumb joint 61 to move to X, Y, Z-direction to driving mechanism 62, Y-direction driving mechanism 63 and Z-direction driving mechanism 64 respectively, thus make described plumb joint 61 can be positioned the top of described battery modules 200 exactly, improve the accuracy of welding.First laser-beam welding machine 6 of the present embodiment and the structure of the second laser-beam welding machine 7 are identical, therefore, and the structure no longer repeated description of described second laser-beam welding machine 7.
Refer to Fig. 7 again, the utility model first laser-beam welding machine 6 and the second laser-beam welding machine 7 are counted not identical to the welding that same battery modules 200 is welded, and the quantity of pad number ratio second laser-beam welding machine 7 pad of the first laser-beam welding machine 6 that the direction of transfer along described conveyer belt 1 is arranged is many.Particularly, in the present embodiment, there are in battery modules 200 four batteries, one has 4 positive poles and 4 negative poles, use two pole pieces 203 4 positive poles connected respectively and connected by 4 negative poles, pole piece 203 with each negative or positive electrode needs weld 8 solder joint 203a, therefore, a battery modules 200 needs welding 64 solder joint 203a, i.e. 32 positive pole solder joints and 32 negative positive solder joints; First laser-beam welding machine 6 welds 24 positive pole solder joints and 14 negative pole solder joints, altogether welding 38 solder joint 203a.Second laser-beam welding machine 7 welds 8 positive pole solder joints and 18 negative pole solder joints, altogether welding 26 solder joint 203a.In the process of producing, the quantity of the solder joint of the first laser-beam welding machine 6 and the second laser-beam welding machine 7 can be adjusted according to actual conditions, thus when only using a laser to occur, both two laser-beam welding machines can have been made to cooperatively interact produce, can the production time be made full use of again, effectively enhance productivity.
Comprehensively above-mentioned and by reference to the accompanying drawings, below the operation principle of the utility model electricity module laser-beam welding machine is described, as follows:
When welding starts, described battery modules 200 is positioned at described feeding area 2, battery modules 200 is transported in described elevating mechanism 9 by described feeding area 2, described elevating mechanism 9 rises, by the below of described battery modules 200 close to described device for detecting polarity 3, described device for detecting polarity 3 drives electrode 202 contact pin of self to contact with the electrode 202 of described battery modules 200, when the circuit energy conducting of device for detecting polarity 3, it is qualified to detect, described battery loft is fed forward by described conveyer belt 1, otherwise defective, is moved out of described conveyer belt 1.By described electrode 202 rest area after detecting qualified battery modules 200, by manipulator or staff, pole piece 203 is positioned in battery modules 200; Again battery modules 200 is transported to described height measuring device 5, described height measuring device 5 driven CCD camera 51 moves to directly over described battery modules 200 and to the position of described battery modules 200, highly measure, the data recorded are sent in described control system; Afterwards, described conveyer belt drives described battery modules 200 to be input into into described first laser-beam welding machine 6, the position of the plumb joint 61 of the first laser-beam welding machine 6 described in the Data Control that described control system records according to described height measuring device 5, thus make plumb joint 61 accurately aim at described battery modules 200 position overlapping with pole piece 203, at this moment, laser is transported to the plumb joint 61 of described first laser-beam welding machine 6 by described laser generator 10, thus carries out laser weld to the part solder joint of described battery modules 200.After first laser-beam welding machine 6 has welded, the described battery modules 200 that drives described conveyer belt 1 exits described first laser-beam welding machine 6 and enters described second laser-beam welding machine 7, at this moment, laser is transported to the plumb joint of described second laser-beam welding machine 7 by described laser generator 10, thus carries out laser weld to the solder joint of described battery modules 200 remainder; In the process that the utility model constantly runs, when described first laser-beam welding machine 6 welds, the blanking simultaneously of described second laser-beam welding machine 7 and material loading, and when the second laser-beam welding machine 7 welds, the blanking simultaneously of described first laser-beam welding machine 6 and material loading, cycle alternation, described laser generator 10 then cycle alternation ground to the first laser-beam welding machine 6 and the second laser-beam welding machine 7 Output of laser.After when described battery modules 200, all solder joint completes welding, described conveyer belt 1 is moved to described discharging area 8, then battery modules 200 is sent by the elevating mechanism on discharging area 8.
Compared with prior art, the utility model is by arranging at least two laser-beam welding machines, and a laser generator 10 is set, two laser outputs of described laser generator 10 are connected with described laser-beam welding machine of stating respectively, because a laser generator 10 once can only provide laser for a laser-beam welding machine, therefore, by controlling the direction of described laser generator 10 Output of laser, thus can in succession at least two laser-beam welding machines provide laser; When welding on a laser-beam welding machine, another laser-beam welding machine can carry out material loading or blanking to battery modules 200, thus save the production time, the mode of this timesharing ground welding, not only save the quantity of laser generator 10, simplified apparatus, and make multiple stage laser weld function be used on same welding production line, thus effectively enhance productivity, reduce production cost.
Principle and the control method of the control system involved by the utility model battery modules 200 Laser Time Sharing bonding machine 100 are well known to those of ordinary skill in the art, are no longer described in detail at this.
Above disclosedly be only preferred embodiments of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.