CN102651426B - The manufacture method of solar module and manufacturing system - Google Patents

Abstract

The invention provides a kind of manufacture method and manufacturing system of solar module, can efficiently and have and manufacture solar module with versatility.Comprise following operation: intraconnections bonding process, make intraconnections respectively with positive lateral electrode and the minus side electrode engagement of solar battery cell; Bunchiness distribution operation, the solar battery cell engaging intraconnections is arranged multiple respectively on the direction that the carrying direction with solar battery cell is orthogonal, form solar battery cell group, the respective intraconnections of solar battery cell group and other solar battery cell groups adjacent on carrying direction is engaged with each other, bunchiness distribution is carried out to multiple solar battery cell in carrying direction; Array distribution operation, by the intraconnections mutual distribution of array intraconnections by the solar cell submodule after the intraconnections of the solar cell submodule after bunchiness distribution on carrying direction and other bunchiness distributions adjacent on the direction orthogonal with carrying direction.

Description

The manufacture method of solar module and manufacturing system

Technical field

The present invention relates to a kind of by the solar battery cell that is configured with many rows on XY direction by the manufacture method of the interconnective solar module of intraconnections and manufacturing system.

Background technology

In prior art, the solar cell face forming sensitive surface having face side electrode, has rear side electrode at its back side is being arranged in multiple solar modules (solar battery panel) in length and breadth, in order to be connected in series multiple solar battery cell, use intraconnections.That is, by intraconnections respectively by the face side electrode of a solar battery cell and the rear side Electrode connection of other adjacent solar battery cells.As this solar module, such as patent documentation 1 or the device described in patent documentation 2 are in the public eye.

In patent documentation 1 and the device described in patent documentation 2, the face side electrode making solar battery cell by an intraconnections and the rear side electrode electrical engagement of solar battery cell be adjacent.Therefore, in the device described in patent documentation 1, solar battery cell is engaged from downside with the first half of intraconnections, adjacent solar cell is engaged from upside with the latter half of intraconnections, and in the device described in patent documentation 2, after having cut off intraconnections, by finite element rotation axle, solar battery cell is reversed, thus make sensitive surface down, intraconnections is connected with solar battery cell.

Patent documentation 1: Japanese Unexamined Patent Publication 2003-298095 publication

Patent documentation 2: Japanese Unexamined Patent Publication 2008-53625 publication

Summary of the invention

But, in the device described in patent documentation 1 and patent documentation 2, need dipper crowding gear (51A, 51B) and lower dipper crowding gear (52A, 52B), reversing device, there is the problem of complex structure.

And in the device described in documents 1 and documents 2, there is following problem: cannot versatility be had and manufacture efficiently by the solar module arranging multiple solar battery cells in length and breadth and form.

The present invention for solving above-mentioned existing problem, its object is to supply a kind of can efficiently and there is manufacture method and the manufacturing system of the solar module manufacturing solar module with versatility.

The invention that technical scheme 1 relates to is a kind of manufacture method of solar module, it is characterized in that, comprises following operation: intraconnections bonding process, make intraconnections respectively with positive lateral electrode and the minus side electrode engagement of solar battery cell; Bunchiness distribution operation, the solar battery cell engaging above-mentioned intraconnections is arranged multiple respectively on the direction that the carrying direction with above-mentioned solar battery cell is orthogonal, form solar battery cell group, the respective intraconnections of this solar battery cell group and other solar battery cell groups adjacent on above-mentioned carrying direction is engaged with each other, bunchiness distribution is carried out to multiple solar battery cell in above-mentioned carrying direction; Array distribution operation, by the intraconnections mutual distribution of array intraconnections by the solar cell submodule after the intraconnections of the solar cell submodule be made up of multiple solar battery cell after bunchiness distribution on above-mentioned carrying direction and other bunchiness distributions adjacent on the direction orthogonal with above-mentioned carrying direction.

The invention that technical scheme 2 relates to is a kind of solar module manufacturing system, by intraconnections by solar battery cell electric wiring, it is characterized in that, comprises with lower device: intraconnections feedway, supply intraconnections; Solar battery cell feedway, supply solar battery cell; Intraconnections coupling device, make above-mentioned intraconnections respectively with positive lateral electrode and the minus side electrode engagement of the above-mentioned solar battery cell supplied from this solar battery cell feedway; Handling device, carrying engages the above-mentioned solar battery cell of above-mentioned intraconnections; Be arranged device, is arranged by the multiple solar battery cells engaging above-mentioned intraconnections, forms above-mentioned solar battery cell group on the direction that the carrying direction with above-mentioned Handling device is orthogonal; Bunchiness electrical power wiring assembly, is engaged with each other above-mentioned solar battery cell group and other solar battery cell groups intraconnections separately adjacent on above-mentioned carrying direction, bunchiness distribution is carried out to multiple solar battery cell in above-mentioned carrying direction; Array electrical power wiring assembly, is engaged with each other by the intraconnections of array intraconnections by the solar cell submodule after the intraconnections of the solar cell submodule be made up of multiple solar battery cell after bunchiness distribution on above-mentioned carrying direction and other bunchiness distributions adjacent on the direction orthogonal with above-mentioned carrying direction.

The feature of the invention that technical scheme 3 relates to is, in technical scheme 2, above-mentioned intraconnections coupling device has: mounting table, for installing above-mentioned solar battery cell and above-mentioned intraconnections; Hot-pressing welding head, under the state of the positive lateral electrode and minus side electrode that above-mentioned intraconnections are configured in the solar battery cell being installed on this mounting table, heats and engages above-mentioned solar battery cell and above-mentioned intraconnections.

The feature of the invention that technical scheme 4 relates to is, in technical scheme 3, above-mentioned mounting table is provided with multiple, is arranged to make above-mentioned hot-pressing welding head move between above-mentioned mounting table.

The feature of the invention that technical scheme 5 relates to is, in any one of technical scheme 2 to technical scheme 4, above-mentioned bunchiness electrical power wiring assembly has multiple heating unit, above-mentioned heating unit heats the intraconnections of the above-mentioned solar battery cell group adjacent with above-mentioned Handling device simultaneously, and described intraconnections pressure welding is engaged.

According to the inventive method that technical scheme 1 relates to, comprise following operation: intraconnections bonding process, make intraconnections respectively with positive lateral electrode and the minus side electrode engagement of solar battery cell; Bunchiness distribution operation, the solar battery cell engaging intraconnections is arranged multiple respectively on the direction that the carrying direction with solar battery cell is orthogonal, form solar battery cell group, the respective intraconnections of solar battery cell group and other solar battery cell groups adjacent on carrying direction is engaged with each other, bunchiness distribution is carried out to multiple solar battery cell in carrying direction; Array distribution operation, by the intraconnections mutual distribution of array intraconnections by the solar cell submodule after the intraconnections of the solar cell submodule be made up of multiple solar battery cell after bunchiness distribution on carrying direction and other bunchiness distributions adjacent on the direction orthogonal with carrying direction.

Thus, the solar module be made up of the solar battery cell of the regulation number configured on the carrying direction and the direction orthogonal with it of Handling device can be manufactured efficiently, and the manufacture method of the highly versatile of the number change of the solar battery cell easily can tackling carrying direction and the direction orthogonal with it can be obtained.

According to the invention that technical scheme 2 relates to, comprise with lower device: intraconnections feedway, supply intraconnections; Solar battery cell feedway, supply solar battery cell; Intraconnections coupling device, make intraconnections respectively with positive lateral electrode and the minus side electrode engagement of the solar battery cell supplied from solar battery cell feedway; Handling device, carrying engages the solar battery cell of intraconnections; Be arranged device, is arranged by the multiple solar battery cells engaging intraconnections on the direction that the carrying direction with Handling device is orthogonal, forms solar battery cell group; Bunchiness electrical power wiring assembly, by solar battery cell group and carrying direction on adjacent other solar battery cell groups intraconnections be separately engaged with each other, carrying direction on bunchiness distribution is carried out to multiple solar battery cell; Array electrical power wiring assembly, is engaged with each other by the intraconnections of array intraconnections by the solar cell submodule after the intraconnections of the solar cell submodule be made up of multiple solar battery cell after bunchiness distribution on carrying direction and other bunchiness distributions adjacent on the direction orthogonal with carrying direction.

Thus, the solar module be made up of the solar battery cell of the regulation number configured on the carrying direction and the direction orthogonal with it of Handling device can be manufactured efficiently, and the manufacturing system of the highly versatile of the number change of the solar battery cell easily can tackling carrying direction and the direction orthogonal with it can be obtained.

According to the invention that technical scheme 3 relates to, intraconnections coupling device has: mounting table, for installing solar battery cell and intraconnections; Hot-pressing welding head, under the state of the positive lateral electrode and minus side electrode that intraconnections are configured in the solar battery cell being installed on mounting table, heat and engage solar battery cell and intraconnections, therefore by intraconnections coupling device, positive lateral electrode and the minus side electrode engagement of intraconnections and solar battery cell can be made efficiently.

According to the invention that technical scheme 4 relates to, mounting table is provided with multiple, be arranged to make hot-pressing welding head move between above-mentioned mounting table, therefore during intraconnections and solar battery cell being installed successively on a mounting table, can on another mounting table, utilize hot-pressing welding head to carry out the joining process of intraconnections, thus intraconnections joining process can be carried out efficiently.

According to the invention that technical scheme 5 relates to, bunchiness electrical power wiring assembly has multiple heating unit, above-mentioned heating unit heats the intraconnections of the solar battery cell group adjacent with Handling device simultaneously, and intraconnections pressure welding is engaged, therefore, it is possible to be bonded on simultaneously the direction orthogonal with carrying direction arranges with regulation number, at the intraconnections carrying solar battery cell group adjacent on direction, thus adjacent solar battery cell group on carrying direction can be bonded on efficiently.

Accompanying drawing explanation

Fig. 1 is the vertical view of the summary representing the solar module that embodiments of the present invention relate to.

Fig. 2 is the synoptic diagram cut off along the 2-2 line of Fig. 1.

Fig. 3 is the synoptic diagram cut off along the 3-3 line of Fig. 1.

Fig. 4 is the vertical view of the manufacturing system representing solar module of the first embodiment of the present invention.

Fig. 5 is the vertical view of the adsorption head represented in the 1st execution mode.

Fig. 6 is the cutaway view cut off along the 6-6 line of Fig. 5.

Fig. 7 is the vertical view of the intraconnections joint head represented in the 1st execution mode.

Fig. 8 is the synoptic diagram of the hot-pressing welding head represented in the 1st execution mode.

Fig. 9 is the vertical view of the manufacturing system of the solar module of the variation representing the 1st execution mode.

Figure 10 is the vertical view of the manufacturing system representing solar module of the second embodiment of the present invention.

Figure 11 is the vertical view of the bunchiness joining process position part of Figure 10.

Figure 12 is the schematic diagram observed from arrow 12 direction of Figure 11.

Figure 13 is the figure of the example representing the solar module manufactured according to the 2nd execution mode.

Figure 14 is the synoptic diagram cut off along the 14-14 line of Figure 13.

Figure 15 is the synoptic diagram cut off along the 15-15 line of Figure 13.

Figure 16 is the vertical view of the manufacturing system representing solar module of the third embodiment of the present invention.

Figure 17 is the figure of the manufacture method represented in the 2nd execution mode.

Figure 18 is the figure of the example representing the solar module manufactured according to the 2nd execution mode.

Embodiment

Manufacture method and the manufacturing system of solar module of the first embodiment of the present invention are below described.

Fig. 1 represents an example of the solar module (solar battery panel) 10 manufactured according to the inventive method.First the formation of simple declaration solar module 10, this solar module 10 has the multiple solar battery cells 11 at XY arranged on planes.Represent following example in FIG: by X-direction 4, Y-direction 4, amount to 16 solar battery cells 11, form solar module 10.

At the adjacent solar cell 11 of X-direction as shown in Figures 2 and 3, be electrically connected by intraconnections 12.Intraconnections 12 is made up of following: downside intraconnections 12B, the minus side electrode engagement formed with the lower surface (sensitive surface) at solar battery cell 11; Upside intraconnections 12A, the positive lateral electrode formed with the upper surface (back side) at solar battery cell 11 engages.Intraconnections 12 is linearly respectively, and forms by having the material identical with the essence of the length of the size equal extent of the X-direction of solar battery cell 11.Intraconnections 12 applies scolding tin in advance, intraconnections 12 is heated and pressure welding each other, thus mutual electrical engagement.

In addition, intraconnections 12 without the need to arranging in the total length of the X-direction of solar battery cell 11, therefore the length of intraconnections 12 can be made shorter than the size of the X-direction of solar battery cell 11, can be also ± about 10mm relative to the width dimensions of solar battery cell 11 in addition.

In FIG, the intraconnections 12 (12A) that the positive lateral electrode (upper surface) of 4 solar battery cells 11 arranged with the X-direction of odd-numbered line several from top engages is slightly outstanding from the right-hand member of the solar battery cell 11 Fig. 1, and the intraconnections 12 (12B) engaged with the minus side electrode (lower surface) of solar battery cell 11 is slightly outstanding from the left end of solar battery cell 11.Be bonded with each other each other by the scolding tin be coated on intraconnections 12 with each jag of the positive lateral electrode of solar battery cell 11 adjacent in the X direction and the intraconnections 12 of minus side electrode engagement, thus multiple solar battery cells 11 connected in electrical series arranged in the X direction is connected.

With the intraconnections 12 (12A) that the positive lateral electrode of 4 solar battery cells 11 that the X-direction of even number line several from above Fig. 1 arranges engages and above contrary, slightly outstanding from the left end of the solar battery cell 11 Fig. 1, slightly outstanding from the right-hand member of solar battery cell 11 with the intraconnections 12 (12B) of the minus side electrode engagement of solar battery cell 11.Further, each jag of the intraconnections 12 engaged with minus side electrode and the positive lateral electrode of solar battery cell 11 adjacent is in the X direction bonded with each other each other by the scolding tin being coated to intraconnections 12.Like this, the solar battery cell 11 contrary with the projected direction of the positive lateral electrode of solar battery cell 11 and the intraconnections 12 of minus side electrode engagement is alternately configured in the Y direction.

On the end of the intraconnections 12 outstanding from the solar-electricity subelement 11 being arranged in X-direction both ends, in order to connect array intraconnections, continue intraconnections 12 as required, forms continual-connecting-part 13.And, the arrangement of X-direction both ends, engage as shown in Figure 1 each other by array intraconnections 14 with the continual-connecting-part (13) of the positive lateral electrode of solar battery cell 11 adjacent in the Y direction and the intraconnections 12 of minus side electrode engagement, thus all solar battery cells 11 of formation solar module 10 are connected in series.

In addition, generally, in solar module, at the cover glass that the upper configuration of sensitive surface (minus side electrode) is transparent, the backboard that (positive lateral electrode) upper configuration weatherability is good overleaf, between this cover glass and backboard, with resins such as EVA, multiple solar battery cell is sealed, form finished product, but in the present embodiment, for ease of illustrating, Xm × Yn solar battery cell 11 before being configured between cover glass and backboard is called solar module 10.

The concrete formation of the manufacturing system of the solar module 10 manufacturing above-mentioned structure is then described.This manufacturing system as shown in Figure 4, have the intraconnections bonding process 21, bunchiness distribution operation 22, the array distribution operation 23 that configure along the X direction, these intraconnections bonding processs 21, bunchiness distribution operation 22, array distribution operation 23 are configured on shared board.Between intraconnections bonding process 21 and bunchiness distribution operation 22, configure the carrying implement 28 as Handling device, the solar battery cell 11 engaging intraconnections 12 is carried by X direction, and between bunchiness distribution operation 22 and array distribution operation 23, arrange the Handling device 29 promoting (the リ Off ト ア Application De キ ヤ リ mono-) formula of transmission, it is carried in the Y-direction that the carrying direction with carrying implement 28 is orthogonal to specify the solar battery cell group that number arranges.

Have in intraconnections bonding process 21: intraconnections feedway 32, the intraconnections 12 be wound on bobbin 31 is supplied to assigned position; Solar battery cell feedway 34, makes the solar battery cell 11 preserved in solar battery cell accumulator 33 be supplied to multiple assigned position under the state of stacked on top of one another.Further, in intraconnections bonding process 21, guide rail 35 has can at the working machine hand 36 of X, Y, Z-direction movement.

Intraconnections feedway 32, by being wound on the intraconnections 12 of bobbin 31 along Y-direction pull-out, cutting into specific length, the intraconnections 12 of cut-out is supplied to the assigned position of adsorbing by working machine hand 36.The intraconnections 12 being supplied to assigned position is adsorbed by working machine hand 36, is installed on following mounting table (53A, 53B).

Working machine hand 36 has: Y sliding part 37, is supported to and can moves in the Y direction along guide rail 35; X sliding part 38, is supported to and can moves in X direction on Y sliding part 37; Z sliding part 39, is supported to and can moves along Z-direction on X sliding part 38; Be arranged on installation on Z sliding part 39 with 41 and flux coating with 42.

Install, with on 41, the adsorption head 43 shown in Fig. 5 is installed.Adsorption head 43 has adsorption head main body 45, it supports as can at above-below direction with ormal weight relative movement by being fixed on to install with the support 44 on 41, adsorption head main body 45, by inserting the force of the spring 46 between adsorption head main body 45 and support 44, is held in the end that declines usually.Adsorption head main body 45 is provided with multiple unit absorption layer 47, multiple intraconnections absorption layer 48.Unit absorption layer 47 is with the mode of 4 jiaos of the solar battery cell 11 of adsorbable maintenance thin wall shape configured separate 4 in x and y directions, between these unit absorption layers 47, multiple intraconnections absorption layer 48 configures point-blank, can keep intraconnections 12 in the absorption of the many places of length direction.

In unit absorption layer 47 and intraconnections absorption layer 48, opening goes out the free-air path 40 (with reference to Fig. 6) being connected to not shown vacuum source by transfer valve 50, by the switching of transfer valve 50, any one making in unit absorption layer 47 and intraconnections absorption layer 48 is connected to vacuum source.

Secure in 4 unit absorption layers 47 the pad holder 49 of 2 the unit absorption layer 47A be configured in X-direction or Y-direction as shown in Figure 6, be supported to and can slide with ormal weight relative to adsorption head main body 45, usually by being inserted into the force of the spring 51 between adsorption head main body 45, jag is held in.But when unit absorption layer 47 is connected to vacuum source by transfer valve 50, because of the differential pressure of vacuum pressure and atmospheric pressure, unit absorption layer 47 resists the force of spring 51, retreats with ormal weight.

Thus, when remaining on the stacked solar battery cell 11 of above-below direction by unit absorption layer 47 absorption, under the state that the force by spring 46 makes 4 unit absorption layers 47 contact with solar battery cell 11, when switching transfer valve 50 and unit absorption layer 47 be connected to vacuum source, 2 movable unit absorption layer 47A, by the force of differential pressure opposing spring 46, retreat with ormal weight.Thus, by movable unit absorption layer 47A adsorb solar battery cell 11 slightly bend, absorption be held in unit absorption layer 47 from produce gap between several 1st solar battery cell 11 and the 2nd solar battery cell 11.Therefore, by being blown into air etc. to the gap produced with not shown gas supply device, the solar battery cell 11 of more than 2 can be prevented to be adsorbed on unit absorption layer 47 with laminated arrangement, only 1 of upper solar battery cell 11 reliably can be adsorbed and be held in unit absorption layer 47.

Further, flux coating with 42 by the positive lateral electrode of flux coating to intraconnections 12 or solar battery cell 11.In addition, in intraconnections bonding process 21, have absorption attitude and confirm camera 52, this absorption attitude confirms that camera 52 confirms by installing by the solar battery cell 11 that adsorbs of absorption layer 47,48 of 41 and the absorption attitude of intraconnections 12.

On the intraconnections joining process position TP of joint carrying out intraconnections 12, as shown in Figure 7, a pair mounting table 53A, 53B of built-in heater are set up in parallel in X direction on scaffold 54.On these mounting tables 53A, 53B, intraconnections 12 and solar battery cell 11 are installed with 41 by the installation of working machine hand 36, and by flux coating with 42 to the positive lateral electrode coating solder flux of the intraconnections 12 installed and solar battery cell 11.

On scaffold 54, moving body 55 is supported to and can moves in X direction, by the band drive unit 56 driven by drive motors 59, can move between 2 mounting tables 53A, 53B.In moving body 55, the hot-pressing welding head 57 of built-in heater is supported to and can be elevated along pair of guide rods 58, between mounting table 53A, 53B, intraconnections 12 and solar battery cell 11 is sandwiched by the decline of hot-pressing welding head 57, carry out pressure welding while intraconnections 12 and solar battery cell 11 are heated, thus by solder flux by intraconnections 12 electrical engagement to the positive lateral electrode of solar battery cell 11 and minus side electrode.

That is, on each mounting table 53A, 53B of intraconnections joining process position TP, first a pair intraconnections 12 be installed, the assigned position coating solder flux on these intraconnections 12.Then, positive lateral electrode is made to be arranged on a pair intraconnections 12 upward to solar battery cell 11, to the positive lateral electrode coating solder flux of this solar battery cell 11.Then, the positive lateral electrode of solar battery cell 11 installs a pair intraconnections 12.In this condition, hot-pressing welding head 57 moves to the top position of mounting table 53A (or 53B) together with moving body 55, and declines, thus fusing scolding tin, intraconnections 12 is engaged in positive lateral electrode and the minus side electrode of solar battery cell 11 respectively.In addition, in this case, the intraconnections 12 engaged with the positive lateral electrode of solar battery cell 11 and with the intraconnections 12 of minus side electrode engagement as can be seen from Figure 1, engage highlightedly in the opposite directions to each other from the end of the X-direction of solar battery cell 11.

In the present embodiment, there are 2 mounting tables 53A, 53B, therefore during intraconnections 12 and solar battery cell 11 being installed successively on a mounting table 53A (53), another mounting table 53B (53A) can utilize hot-pressing welding head 57 carry out intraconnections joining process, thus intraconnections joining process can be carried out efficiently.

Intraconnections coupling device is formed by above-mentioned intraconnections feedway 32, solar battery cell feedway 34, working machine hand 36, hot-pressing welding head 57 etc.

In bunchiness distribution operation 22, have: intraconnections feedway 61, the intraconnections 12 being wound on bobbin 60 is supplied to assigned position; Working machine hand 63, can move in X, Y, Z-direction on guide rail 35.

Working machine hand 63 has: Y sliding part 65, is supported to and can moves in the Y direction along pair of guide rails 35; X sliding part 66, is supported to and can moves in X direction on Y sliding part 65; Z sliding part 67, is supported to and can moves along Z-direction on X sliding part 66; Install with 68, be arranged on Z sliding part 67.

Install, with on 68, the adsorption head (not shown) identical with the device shown in Fig. 5 is installed, be transported to the solar battery cell (being engaged the solar battery cell of intraconnections 12 by intraconnections bonding process 21) 11 of assigned position by carrying implement 28 by adsorption head absorption, on the unit bearing platform 69 arranged in bunchiness distribution operation 22, the solar battery cell 11 (hereinafter referred to as Y-direction solar battery cell group) of the number of arrangement regulation along the Y direction (being 6 in embodiments).By above-mentioned installation with 68 etc., form and make solar battery cell 11 in the Y direction with the device that is arranged that regulation number is arranged.

In this case, the solar battery cell 11 that unit bearing platform 69 arranges along the Y direction changes attitude by working machine hand 63 and installs, to make the contrary towards replacing of X-direction.Namely, as shown in Figure 1, odd number row (the 1st row, the 3rd row of Y-direction solar battery cell group ...) solar battery cell 11 in, the intraconnections 12 engaged with positive lateral electrode configures highlightedly from the right-hand member (Fig. 1) of solar battery cell 11, in contrast, even rows (the 2nd row, the 4th row ...) solar battery cell 11 in, configure highlightedly from the right-hand member of solar battery cell 11 with the intraconnections 12 of minus side electrode engagement.Herein, solar cell submodule is formed by the solar battery cell 11 of the regulation number configured in X-direction.

And, the jag of the intraconnections 12 engaged with the positive lateral electrode (minus side electrode) of the solar battery cell 11 being positioned at X-direction both ends and the jag of its intraconnections 12 engaged with minus side electrode (positive lateral electrode) adjacent are in the Y direction engaged by following array intraconnections, thus multiple solar cell submodules of formation solar module 10 are connected in series.

To specify the Y-direction solar battery cell group that number arranges on unit bearing platform 69, by promoting the boxlike motion of the rising → advance → decline of the Handling device 29 of conveying type, promote from unit bearing platform 69, be transported to bunchiness wiring operation position SP, supported by not shown supporting station.

And, the intraconnections 12 being transported to the Y-direction solar battery cell group of bunchiness wiring operation position SP by Handling device 29 and the intraconnections 12 of leading Y-direction solar battery group that supported by not shown supporting station by shown in Fig. 8 be arranged on bunchiness distribution with 70 multiple heaters 71, pressure welding is carried out while heating, thus electrical engagement (distribution).

Bunchiness distribution is liftably supported on the sliding part base portion 72 of gate with 70, and this sliding part base portion 72 can be supported in support base 74 with ormal weight in X direction movably.Bunchiness distribution, with on 70, configures with the interval identical with solar battery cell 11 with the heater 71 of the same number of Y-direction solar battery cell configured along the Y direction.When solar battery cell group arranges 2 row in the X direction in the Y direction, bunchiness distribution with 70 by the movement of the X-direction of sliding part base portion 72, be located between the adjacent Y-direction solar battery cell group of X-direction, decline in this condition, thus by multiple heater 71 by two intraconnections 12 pressure welding outstanding for the solar battery cell 11 from adjacent.Thus, make to be coated to the melts soldering tin on intraconnections 12 by heater 71, make multiple intraconnections 12 of leading solar battery cell 11 groups and with its multiple intraconnections 12 electrical engagement at the adjacent solar battery cell 11 groups of X-direction.

The intraconnections 12 being wound on bobbin 60 pulls out along Y-direction and is cut to specific length by intraconnections feedway 61, the intraconnections 12 of cut-out is supplied to by working machine hand 63 installation with 68 the assigned position of adsorption head absorption.Be supplied to the intraconnections 12 of assigned position mounted with 68 absorption layer absorption, carry out continue (with reference to Fig. 1) in the end of the intraconnections 12 given prominence to from the solar battery cell 11 being arranged in X-direction both ends, in array distribution operation 23, engaged arrays intraconnections 14 on this continual-connecting-part 13.

In addition, have absorption attitude and confirm camera 73 in bunchiness distribution operation 22, this absorption attitude confirms that camera 73 confirms the absorption attitude of solar battery cell 11 of adsorption head absorption by installing with 68.

Bunchiness electrical power wiring assembly is formed with 70 etc. by above-mentioned intraconnections feedway 61, working machine hand 63, bunchiness distribution.

Have in array distribution operation 23: array intraconnections feedway 76, supply is wound on the array intraconnections 14 (with reference to Fig. 1) of bobbin 75; Working machine hand 78, can move in X, Y, Z-direction on guide rail 35.

Array intraconnections feedway 76 by be wound on bobbin 75 array intraconnections 14 along Y-direction pull-out, be cut to specific length, the array intraconnections 14 of cut-out be supplied to the assigned position that the adsorption head by working machine hand 78 adsorbs.The array intraconnections 14 being supplied to assigned position is adsorbed by the adsorption head of working machine hand 78, be installed on X-direction both ends arrangement solar battery cell 11 adjacent in the Y direction intraconnections 12 end between.

Working machine hand 78 has: Y sliding part 80, is supported to and can moves in the Y direction along pair of guide rails 35; X sliding part 81, is supported to and can moves in X direction on Y sliding part 80; Z sliding part 82, is supported to and can moves along Z-direction on X sliding part 81; Be arranged on installation on Z sliding part 82 83 and array intraconnections to engage with 84.

Install, with on 83, the adsorption head (not shown) identical with the device shown in Fig. 5 is installed, be supplied to the intraconnections 12 of the specific length of assigned position by absorption layer absorption, be installed between the intraconnections 12 (continual-connecting-part 13) that engages respectively with the positive lateral electrode of the solar battery cell 11 adjacent in the Y-direction of solar battery cell 11 arranged on X-direction both ends and minus side electrode.Array intraconnections engages and is heated by array intraconnections 14 with 84 and engage (joint), and this intraconnections 14 is installed between the end (continual-connecting-part 13) of the intraconnections 12 engaged respectively with the positive lateral electrode of solar battery cell 11 adjacent in the Y direction and minus side electrode.Thus, all solar battery cells 11 of the Xm × Yn of array are electrically connected in series.

In addition, have absorption attitude and confirm camera 86 in array distribution operation 23, this absorption attitude confirms that camera 86 is for confirming the absorption attitude of array intraconnections 14 of adsorption head absorption by installing with 83.

By above-mentioned array intraconnections feedway 76, have to install and engage working machine hand 78 etc. with 84, forming array electrical power wiring assembly with 83 and array intraconnections.

As mentioned above, each operation 21,22,23 modularization, configures same device and forms, thus form manufacturing system in each operation 21,22,23.Namely, for board general in each operation, coordinate function and purposes and combine various unit (solar battery cell 11 and intraconnections 12 are installed and the installation of carrying with 41,68,83, flux coating with 42, hot-pressing welding head 57, solar battery cell feedway 34, intraconnections feedway 32,61,76, Handling device 29 etc.), and make same structure unit (working machine hand 36,63,78, intraconnections feedway 32,61,76 etc.) generalization, form manufacturing system.

The manufacture method manufacturing solar module 10 according to above-mentioned execution mode is then described.

First, in intraconnections bonding process 21, pull out intraconnections 12 from the bobbin 31 of intraconnections feedway 32 along Y-direction, be cut to specific length, be supplied to the assigned position of adsorbing by working machine hand 36 successively.The intraconnections 12 being supplied to the specific length of assigned position adsorbs maintenance, with 90 degree change attitudes by being arranged on the intraconnections absorption layer 48 installed with 41.Further, by the movement of working machine hand 36 in X, Y, Z-direction, be installed on the attitude that the rectilinear direction of intraconnections 12 is parallel with X-direction and be configured on a mounting table 53A (53B) of intraconnections joining process position TP.Then, intraconnections 12 to be equally installed on a mounting table 53A with above-mentioned, thus on mounting table 53A, a pair the 1st intraconnections 12A configured in parallel.Then, by flux coating with 42, being installed on the upper surface of a pair intraconnections 12 on mounting table 53A, by flux coating to many places.

Then, solar battery cell 11 stacked in solar battery cell accumulator 33 is installed in install to adsorb with the unit absorption layer 47 on 41 and keeps, by the movement of working machine hand 36 in X, Y, Z-direction, be installed on a pair intraconnections 12 of installation on mounting table 53A.Herein, be arranged in multiple (4) unit absorption layer 47 unit absorption layer 47a in movable pad holder 49 adsorb keep solar battery cell 11 stacked on above-below direction time, retreat with ormal weight.Thus, solar battery cell 11 bends slightly, between the 1st and the 2nd solar battery cell 11, produce gap, never illustrated gas supply device is blown to this gap, thus a solar battery cell 11 reliably can be adsorbed and be held in unit absorption layer 47.Then, by flux coating with 42, solder flux is coated to respectively the electrode of the upper surface of the solar battery cell 11 installed on mounting table 53A.

Afterwards with equally above-mentioned, to pull out and 2 intraconnections 12 being cut to specific length adsorb maintenance by intraconnections absorption layer 48 from the bobbin 31 of intraconnections feedway 32, be installed on successively on solar battery cell 11 that mounting table 53A installs.

Now, the intraconnections 12 of the below and top that are arranged on solar battery cell 11 configures in the opposite directions to each other highlightedly from the end of solar battery cell 11.

On mounting table 53A, intraconnections 12 be installed on respectively solar battery cell 11 and up and down time, moving body 55 moves in X direction, and hot-pressing welding head 57 moves until installed the top position of a mounting table 53A of solar battery cell 11 and intraconnections 12.In this condition, hot-pressing welding head 57 declines, and between hot-pressing welding head 57 and mounting table 53A, solar battery cell 11 and intraconnections 12 is heated and crimps gently simultaneously.Thus, make to be coated to the melts soldering tin on intraconnections 12, make intraconnections 12 respectively with the positive lateral electrode of solar battery cell 11 and minus side electrode engagement (with reference to Fig. 2, Fig. 3).

Now, intraconnections joining process position TP is provided with 2 mounting tables 53A, 53B, therefore during a mounting table 53A (53B) upper installation intraconnections 12 and solar battery cell 11, can on another mounting table 53B (53A), utilize hot-pressing welding head 57 to carry out intraconnections joining process, thus intraconnections joining process can be carried out efficiently.

The solar battery cell 11 finishing intraconnections bonding process 21 is transported to carrying implement 28 by working machine hand 36, and by carrying implement 28, solar battery cell 11 is moved to next bunchiness distribution operation 22.

The solar battery cell 11 being transported to bunchiness distribution operation 22 by carrying implement 28 is adsorbed by the adsorption head of working machine hand 63, and unit bearing platform 69 arranges along Y-direction.Now, solar battery cell 11 along Y-direction arrangement changes attitude and is configured, and the intraconnections 12 that engages with the upper surface of solar battery cell 11 and the intraconnections 12 that engages with lower surface are alternately given prominence to from the right-hand member Fig. 1 of solar battery cell 11.

Like this, when specifying that number (6) solar battery cell 11 is configured on unit bearing platform 69 in the Y direction, the Y-direction solar battery cell group of being arranged by the lifting conveying type Handling device 29, m arranged in bunchiness distribution operation 22 is transported to the Y-direction solar battery cell group of arranging with leading m-1 bunchiness wiring operation position SP in a row in the X direction.

The Y-direction solar battery cell group of m row and the Y-direction solar battery cell group of m-1 row are when bunchiness wiring operation position SP arranges, bunchiness distribution advances with ormal weight together with the sliding part base portion 72 of gate in X direction with 70, be installed on bunchiness distribution with 70 multiple (6) heater 71 to be positioned to overlap the top position of jag of the intraconnections 12 placed between the Y-direction solar battery cell group of m row and m-1 row.In this condition, 70 decline of bunchiness distribution, thus as shown in Figure 2 and Figure 3, by the jag of the intraconnections 12 of upper surface one side engagement with solar battery cell 11 and be adjacent with the jag pressure welding of the intraconnections 12 of lower surface one side engagement of solar battery cell 11, make by heater 71 melts soldering tin being coated to intraconnections 12, the 2 row Y-direction solar battery cell groups adjacent in X-direction are engaged.The Y-direction solar battery cell group engaged, by lifting conveying type Handling device (not shown) different with Handling device 29, is carried to the right of Fig. 1 by each interval (being equivalent to the X-direction size of solar battery cell 11).Now, lifting conveying type Handling device and Handling device 29 one also can be made to form.By repeating this operation, produce the Y-direction solar battery cell group of 6 rows engaged in X-direction.

In addition, on the intraconnections 12 of the solar module 10 of the most front-seat (front end of X-direction) of solar battery cell group in the Y direction, in order to engaged arrays intraconnections 14 as described below, the intraconnections 12 continued is engaged.That is, the intraconnections 12 continued pulls out from the bobbin 60 of intraconnections feedway 61 along Y-direction, is cut to specific length, is supplied to the assigned position of adsorption head absorption by installing with 68 successively.The intraconnections 12 continued being supplied to assigned position is adsorbed maintenance by the adsorption head installed with 68, by the movement of working machine hand 63 in X, Y, Z-direction, is installed on the end of the intraconnections 12 given prominence to from the right part of solar battery cell 11.Afterwards, the intraconnections 12 continued is carried out pressure welding by bunchiness distribution with while 70 heating, thus engages continual-connecting-part 13.From the intraconnections 12 that each solar battery cell 11 of the Y-direction solar battery cell group of last row of X-direction is outstanding, also the same with above-mentioned, the intraconnections 12 continued is engaged in continual-connecting-part 13.

On the other hand, in array distribution operation 23, the intraconnections 12 given prominence to respectively from the 1st of the most front-seat Y-direction solar battery cell group row and the 2nd row's solar battery cell 11, the intraconnections 12 namely engaged with the positive lateral electrode of a solar battery cell 11 and and another solar battery cell 11 minus side electrode engagement intraconnections 12 between, installation array intraconnections 14.This array intraconnections 14 pulls out from the bobbin 75 of the array intraconnections feedway 76 of array distribution operation 23 along Y-direction, is cut to specific length, and the mounted adsorption head absorption with 83 keeps, and is installed between intraconnections 12.Equally, array intraconnections 14 to be installed between the 3rd row intraconnections 12 outstanding with the 4th row's solar battery cell 11 and respectively between the 5th row intraconnections 12 outstanding with the 6th row's solar battery cell 11.

In this condition, by the built-in not shown array distribution head of heater, the junction heating of array intraconnections 14 and intraconnections 12 is also carried out pressure welding simultaneously, the positive lateral electrode of the solar battery cell 11 of the odd number of Y-direction solar battery group row and even rows and minus side electrode are connected in series.

In addition, it is also the same with above-mentioned that the 2nd row and the 3rd row and the 4th row and the 5th for the Y-direction solar battery cell group of arranging from last arranges the intraconnections 12 given prominence to respectively of solar battery cell 11, be interconnected by array intraconnections 14, thus the solar cell submodule that is made up of the solar battery cell 11 arranged in X-direction and the solar cell submodule adjacent in the Y direction with it are connected in series, thus all solar battery cells 11 of formation solar module 10 are connected in series.

Like this, produce solar module 10, this solar module 10 is transported to subsequent processing by suitable Handling device, is sealed between cover glass and backboard, forms finished product.

According to above-mentioned 1st execution mode, the solar module 10 be made up of the solar battery cell 11 of the regulation number in the carrying direction of carrying implement 28 and the direction orthogonal with it (XY direction) upper arrangement can be manufactured efficiently, and solar module manufacture method and the manufacturing system of the highly versatile of the number change of the solar battery cell 11 easily can tackling XY direction can be obtained.

In above-mentioned 1st execution mode, describe and make the positive lateral electrode of solar battery cell 11 be upper surface and the example engaged by intraconnections 12, but the minus side electrode of solar battery cell 11 also can be made to be upper surface and to be engaged by intraconnections 12, now, to the minus side electrode coating solder flux of solar battery cell 11.

In addition, in above-mentioned 1st execution mode, supply and the joint of the intraconnections 12 continued also are undertaken by array distribution operation 23, and also bunchiness distribution operation and array distribution operation can be focused on an operation.

Fig. 9 represents the variation of solar module manufacturing system, in this variation, will 3 groups of intraconnections bonding process 21A of intraconnections joining process, 21B, 21C be carried out and carry out the bunchiness of bunchiness wiring operation and array wiring operation and array distribution operation 22A configures along the X direction at same in-process.

In the variation shown in Fig. 9, be provided with in each intraconnections bonding process 21A, 21B, 21C: carrying implement 28A, 28B, as carrying supply from last operation, for carrying out many rows Handling device of the solar battery cell 11 of joining process; Storing stand 88A, 88B of temporarily storing solar battery cell 11 are set in the both sides of this carrying implement 28A, 28B.

In each intraconnections bonding process 21A ~ 21C, the same with described in above-mentioned 1st execution mode, intraconnections joining process position 87A ~ 87C is provided with: the hot-pressing welding head 57A ~ 57C arranged by platform multiple mounting table; Can at the working machine hand 36A ~ 36C of X, Y, Z-direction movement; Intraconnections feedway 32A ~ 32C; Solar battery cell feedway 34A ~ 34C.In addition, be configured in bunchiness and array distribution operation 22A, the process same with the process described in above-mentioned 1st execution mode can be carried out at an in-process.

In above-mentioned variation, in order to the multiple solar battery cells 11 sent here from last operation can be engaged efficiently, many row carrying implement 28A, 28B and multiple storing stand 88A, 88B are set, and by many row's intraconnections bonding process 21A ~ 21C, the intraconnections joining process of solar battery cell 11 can be processed in the given time.

According to solar module manufacture method of the first embodiment and manufacturing system, by the module structure multiple manufacturing processes formed as same apparatus configured side by side, form manufacturing system (production line).And, for the board shared, coordinate function and purposes to combine various unit (the installation head, flux coating head, hot-pressing welding head, solar battery cell feedway, intraconnections feedway, Handling device etc. of carrying solar battery cell and intraconnections), thus the good arbitrary manufacturing system of versatility can be formed.

Further, various unit capable of being combined in each manufacturing process, by generalization, therefore not only in same operation, also can use same unit (adsorption head 43 etc.) in other operations.

Therefore, as described in above-mentioned variation, as form the mode of intraconnections bonding process in multiple manufacturing process, consider output (production capacity) etc., by adding the manufacturing process of same formation, also be easy to increase the output in the unit interval, by intraconnections bonding process is divided into multiple manufacturing process, be also easy to reply.

Like this, for the board shared, by combining various unit, the manufacturing system consistent with user's request can easily be formed.

Figure 10 ~ Figure 15 represents the 2nd execution mode of the present invention, be with the difference of the 1st execution mode: make at the positive lateral electrode of the adjacent solar battery cell 11 of X-direction (the carrying direction of solar battery cell 11) and the minus side electrode width dimensions long enough than a solar battery cell 11, and be electrically connected, without the need to intraconnections joining process each other by the intraconnections 112 shorter than the width dimensions of adjacent 2 solar battery cells 11.In addition, the size of intraconnections 112 is ± about 10mm relative to the width dimensions of 2 solar battery cells 11.

Namely, as shown in Figure 10, make the structure that engaged with the positive lateral electrode of solar battery cell 11 end of intraconnections 112 and by these two kinds of structures of structure of an end of intraconnections 112 and the minus side electrode engagement of solar battery cell 11, on the other end of the intraconnections 112 engaged with the positive lateral electrode (or minus side electrode) of solar battery cell 11, engage the other end of the intraconnections 112 engaged with the minus side electrode of solar battery cell 11 (or positive lateral electrode).

In Fig. 10, in the manufacturing system of the solar module in the 2nd execution mode, along the X direction, the 1st intraconnections bonding process 121A, the 2nd intraconnections bonding process 112B, bunchiness distribution operation 122 and array distribution operation 123 are set up in parallel along the X direction.In these the 1st and the 2nd intraconnections bonding process 121A, 121B and bunchiness distribution operations 122, the carrying implement 128A ~ 128D as 4 row's Handling devices configures respectively along the X direction.

In the 1st and the 2nd intraconnections bonding process 121A, 121B, the same with described in the 1st execution mode, is respectively equipped with: intraconnections feedway 32, the intraconnections 12 be wound on bobbin 31 is supplied to assigned position; Solar battery cell feedway 34, is supplied to assigned position by the solar battery cell 11 preserved in solar battery cell accumulator 33 under the state that stacked on top of one another is multiple.Further, in the 1st and the 2nd intraconnections bonding process 121A, 121B, though the diagram of eliminating, be respectively equipped with there is installation head and flux coating head can at the working machine hand of X, Y, Z-direction movement.

And, in the 1st and the 2nd intraconnections bonding process 121A, 121B, the same with described in the 1st execution mode, arrange respectively and carry out each 2 mounting tables 153A, 153B of intraconnections joining process, the intraconnections 112 and solar battery cell 11 that are installed on each mounting table 153A, 153B to be heated and the hot-pressing welding head (not shown) that pressure welding simultaneously engages is arranged to move with ormal weight in X direction.

Herein, on the mounting table 153A (153B) of the 1st intraconnections bonding process 121A, first solar battery cell 11 makes positive lateral electrode be that upper surface is installed, after flux coating to the upper surface (positive lateral electrode) of this solar battery cell 11, solar battery cell 11 is installed an end of intraconnections 112, and this solar battery cell 11 and intraconnections 112 are also bonded by the heating of not shown hot-pressing welding head simultaneously and are bonded with each other.

On the other hand, on the mounting table 153A (153B) of the 2nd intraconnections bonding process 121B, first intraconnections 112 is installed, after the upper surface of an end of this intraconnections 112 is coated with solder flux, on an end of intraconnections 112, solar battery cell 11 is with positive lateral electrode for upper surface is mounted, and these intraconnections 112 and solar battery cell 11 heat also pressure welding simultaneously by not shown hot-pressing welding head and be bonded with each other.

Like this, make 2 kinds of solar battery cells 11, the solar battery cell 11 (positive lateral electrode engaging intraconnections 112) made in the 1st intraconnections bonding process 121A is placed on the 1st carrying implement 128A by not shown working machine hand, is transported to bunchiness distribution operation 122 by the 1st carrying implement 128A.On the other hand, the solar battery cell 11 (minus side electrode engaging intraconnections 112) made in the 2nd intraconnections bonding process 121B is placed on the 2nd carrying implement 128B by not shown working machine hand, is transported to bunchiness distribution operation 122 by the 2nd carrying implement 128B.

In addition, in the 1st and the 2nd intraconnections bonding process 121A and 121B, the solar battery cell 11 of image position in the end of the X-direction of solar module is such, make and join the intraconnections 112A of shorter than above-mentioned intraconnections 112 (identical with the length described in the 1st execution mode) to the positive lateral electrode of solar battery cell 11 and the structure of minus side electrode respectively, this solar battery cell 11 is positioned on the 3rd and the 4th carrying implement 128C, 128D, is transported to bunchiness distribution operation 122.

Be provided with in bunchiness distribution operation 122: the lifting conveying type Handling device 129 supporting the solar battery cell 11 by the 2nd and the 4th carrying implement 128B, 128D carrying; What have an installation head can at the not shown working machine hand of X, Y, Z-direction movement.

Working machine hand by the solar battery cell 11 by the 2nd and the 4th carrying implement 128B, 128D carrying in the Y direction (with the direction that the carrying direction of solar battery cell 11 is orthogonal) to be placed on every one and to promote on conveying type Handling device 129, promote conveying type Handling device and be used for the solar battery cell 11 after intraconnections 112 and minus side electrode engagement to install from the lower surface of the intraconnections 112 of the minus side electrode engagement with leading solar battery cell 11.And, by promoting conveying type Handling device 129, as shown in FIG. 11 and 12, carry solar battery cell 11 by the square motion S of decline → advance → rising, thus the solar battery cell 11 on lifting conveying type Handling device 129 can be made to engage from the below of the intraconnections 112 engaged with leading solar battery cell 11.

In contrast, the solar battery cell 11 after engaging with positive lateral electrode for intraconnections 112, is installed by the top of working machine hand from the intraconnections 12 engaged with the positive lateral electrode of leading solar battery cell 11.

Namely, as as described in the 2nd execution mode, when using the intraconnections 112 of the length of crossing over two adjacent solar battery cells 11, as shown in Figure 13 ~ Figure 15, in the even rows of number from above Y-direction, follow-up solar battery cell 11 is engaged from the below of the intraconnections 12 of the minus side electrode engagement with leading solar battery cell 11, in the odd number row of number from above Y-direction, engage follow-up solar battery cell 11 from the top of the intraconnections 12 engaged with the positive lateral electrode of leading solar battery cell 11.

Further, be provided with in bunchiness distribution operation 122: intraconnections feedway 61, supply the intraconnections be wound on bobbin 60; Not shown flux coating head, applies solder flux respectively to the upper surface of the intraconnections 112 of leading solar battery cell 11 and the upper surface of follow-up solar battery cell 11; Joint head, engages solar battery cell 11 and the intraconnections 112 of adjacent Y-direction solar battery cell group.Joint head is by arranging multiple device formation of forming identical with the hot-pressing welding head 57 (with reference to Fig. 7) described in the 1st execution mode in the Y direction.

In addition, intraconnections feedway 61 is for the solar battery cell 11 to the most front-seat or last row supplies shorter intraconnections 112.

And, be provided with in array distribution operation 123: array intraconnections feedway 76, supply the array intraconnections 14 be wound on bobbin 75; Not shown working machine hand, can move in X, Y, Z-direction, and working machine is provided with array intraconnections installation head on hand and has the joint head of heater.The array intraconnections 14 supplied by array intraconnections feedway 76 is cut to specific length, adsorbed by installation head, between the positive lateral electrode of solar battery cell 11 adjacent being in the Y direction installed on and arranging on X-direction both ends and the intraconnections 12 of minus side electrode engagement, by joint head, this intraconnections 12 is engaged via array intraconnections 14, thus multiple solar battery cells 11 of formation solar module 10 are connected in series.

Like this, in 2nd execution mode, at intraconnections bonding process 121A, in 121B, an end of intraconnections 112 is engaged in the positive lateral electrode of solar battery cell 11, and an end of the minus side electrode engagement intraconnections 112 at solar battery cell 11, in bunchiness distribution operation 122, the Handling device 129 promoting conveying type is used by the solar battery cell 11 engaging this intraconnections 112 to be configured to the below of the other end of the intraconnections 112 engaged with leading solar battery cell 11 and to engage, and configure from the top of the other end of the intraconnections 112 engaged with leading solar battery cell 11 and engage.

Thus, the same with described in the 1st execution mode, can manufacture by specifying the solar module 10 that the solar battery cell 11 of number is formed in XY direction efficiently, and the solar module manufacture method of the highly versatile that the number that can obtain the solar battery cell 11 easily can tackling XY direction changes and manufacturing system, and can without the need to that step that intraconnections is engaged with each other described in the 1st execution mode.

Figure 16, Figure 17 and Figure 18 represent the 3rd execution mode of the present invention, with the difference of the 1st execution mode be: by solar battery cell 100) the both ends of X-direction (the carrying direction of solar battery cell 11) formed+electrode and-electrode use part to be mutually electrically connected in series, do not use intraconnections to be connected by adjacent solar battery cell.

Namely, as shown in figure 17, in the 1st side of solar battery cell 100, formation+(just) electrode 100a and-(bear) electrode 100b on X-direction both ends, by the adjacent solar battery cell 100 of X-direction+electrode 100a is interconnected with-electrode 100b.Therefore, as shown in Figure 17 (A), first, make 2 adjacent solar battery cells 100+the electrode 100a state relative with-electrode 100b under, apply soldering paste 101 respectively to each electrode 100a, 100b.Then, as shown in Figure 17 (B), the seal 102 with sticking veneer is pasted, by seal 102 temporarily in conjunction with 2 solar battery cells 10 at the opposed end of 2 solar battery cells 100.Afterwards as shown in Figure 17 (C), cross over the soldering paste 101 being coated to each electrode 100a, 100b of 2 solar battery cells 100, mounting parts 103, afterwards by hot air part 103, as shown in Figure 17 (D), fusing soldering paste 101, makes both ends and 2 solar battery cell 100 electrical engagement of part 103.Thus, 2 adjacent solar battery cells 100 are electrically connected.In this case also alternative hot-air, heated components 103 also carries out pressure welding simultaneously, engages with solar battery cell 100.

Figure 16 represents the manufacturing system of the solar module in the 3rd execution mode, is set up in parallel soldering operation 111, seal installation procedure 112 and part installation procedure 113 along the X direction.In the entirety of this soldering operation 111, seal installation procedure 112 and part installation procedure 113,3 row's carrying implement 114A ~ 114C configure respectively along the X direction.

In soldering operation 111, arrange solar battery cell feedway 122, the solar battery cell 100 preserved in solar battery cell accumulator 121 is supplied to assigned position by this solar battery cell feedway 122.Further, be provided with and eliminate illustrated working machine hand, this working machine hand has installation head and soldering paste is coated with application head and can moves in X, Y, Z-direction.

And, in soldering operation 111,2 mounting tables 123A, 123B are set, solar battery cell 100 is transported to each mounting table 123A, 123B by working machine hand, on each mounting table 123A, 123B, to solar battery cell 100+electrode 100a and-electrode 100b is at many places coating soldering paste 101 (with reference to Figure 17 (A)).The solar battery cell 100 being coated with soldering paste 101 is moved to the 1st carrying implement 114A, and is transported to next seal installation procedure 112.

In addition, the solar battery cell 100 of image position in the end of the X-direction of solar module is such, in soldering operation 111, make only to solar battery cell 100+electrode 100a or only p-electrode 100b be coated with the solar battery cell 100 of soldering paste, this solar battery cell 100 is moved to the 2nd or the 3rd carrying implement 114B, 114C, and is transported to the installation procedures such as part 112.

In seal installation procedure 112, although not shown, but be provided with: seal feedway, supply has the seal 102 (with reference to Figure 17) of the certain length of sticking veneer; What have an installation head can at the working machine hand of X, Y, Z-direction movement.The 3 kinds of solar battery cells 100 carried by the 1st ~ 3rd carrying implement 114A ~ 113C are kept by the absorption of working machine hand, along the Y direction (with the direction that the carrying direction of solar battery cell 11 is orthogonal) be arranged in order, in the Y direction arrangement regulation number (6) solar battery cell 100.In this case, the solar battery cell 100 arranged in the Y direction is with+electrode 100a and-electrode 100b mode alternately configuration towards the opposite.After completing Y-direction solar battery cell group by the solar battery cell 100 of regulation number, Y-direction solar battery cell group is carried to the right of Figure 16 by not shown Handling device, adjacent with leading Y-direction solar battery cell group.

Like this, Y-direction solar battery cell group is when X-direction configuration 2 row, the part 103 supplied from parts feeder 126 is adsorbed by working machine hand and keeps, cross over 2 adjacent row's solar battery cells 100 of X-direction+electrode 100a and-electrode 100b on the soldering paste 101 that applies and installing (with reference to Figure 17 (C)).

Be provided with in part installation procedure 113: parts feeder 126, feeding parts 103 (with reference to Figure 17); Heating is installed on the hot-air feed unit of part 103 on solar battery cell 100 or heated components 103 and carries out the heater of pressure welding simultaneously; Array intraconnections feedway 76, supplies the array intraconnections 14 will connected between solar battery cell 100 adjacent in the Y direction; Can at the working machine hand of X, Y, Z-direction movement.

Installed in many rows Y-direction solar battery cell group of part 103, such as, by hot-air feed unit heated components 103, fusing soldering paste 101, by the both ends electrical engagement of part 103 to 2 solar battery cells 100.By part 103 by the solar battery cell 100 in the adjacent Y-direction solar battery cell group of X-direction+electrode 100a and-electrode 100b electrical engagement time, this Y-direction solar battery cell group is by not shown Handling device, and compartment of terrain is carried to the right of Figure 16 one by one.

Like this, when many row's (being 3 rows in the 3rd execution mode) Y-direction solar battery cell groups are bonded with each other in the X direction, from the array intraconnections 14 of the specific length that array supplies with intraconnections feedway 76, kept by the absorption of working machine hand, as shown in figure 16, be transported between the solar battery cell 100 adjacent with the Y-direction of the most front-seat Y-direction solar battery cell group, by array intraconnections 14, make solar battery cell 100 adjacent in the Y direction+electrode 100a and-electrode 100b electrical engagement.Equally, between solar battery cell 100 adjacent in the Y-direction of the Y-direction solar battery cell group of in the end arranging, also by array intraconnections 14 make+electrode 100a and-electrode 100b electrical engagement, as shown in figure 18, the solar module 10 be made up of the solar battery cell 100 of 6 rows in 3 rows, Y-direction in X-direction is produced.

Like this, in 3rd execution mode, in soldering operation 111, both ends to the 1st side at solar battery cell 100 are formed+and electrode 100a and-electrode 100b applies scolding tin 101, in seal installation procedure 112, 2 adjacent in the X direction solar battery cells 11 are temporarily combined by seal 102, in part installation procedure 113, make part 103 cross over 2 adjacent in the X direction respectively solar battery cells 11+electrode 100a and-electrode 100b apply scolding tin 101 and install, part 103 is heated and carries out pressure welding, via part 103,2 adjacent in the X direction solar battery cells 110 are connected in series.

Thus, both ends can be manufactured on efficiently to have+electrode 100a and-electrode 100b by specifying the solar module 10 that the solar battery cell 11 of number is formed in XY direction, and can not intraconnections be used and adjacent solar battery cell 11 is electrically connected.

In addition, solar module 10 of the present invention is also applicable to and at least has 2 solar battery cells 11 in X-direction, at least have the structure of 2 solar battery cells 11 in the Y direction.

In above-mentioned 1st execution mode, the intraconnections 12 engaged with the solar battery cell 11 adjacent in X-direction is heated each other and carries out pressure welding simultaneously, thus make the melts soldering tin that is coated on intraconnections 12 and engage, but also can apply soldering paste etc. to intraconnections and engage, also can not use the intraconnections of the high price being coated with scolding tin thus.

Further, in the above-described embodiment, the example being provided with 2 mounting tables 53A, 53B on intraconnections joining process position is described, but the installation of also can hocket on 1 mounting table solar battery cell 11 and intraconnections 12 and joining process.

And, in the above-described embodiment, in order to engaged arrays intraconnections 14 on the intraconnections 12 of the solar battery cell 11 adjacent in the Y direction of the most front-seat and last row, continue in the end of intraconnections 12 other intraconnections 12, but if array intraconnections 14 can be connected by means of only the intraconnections 12 engaged with solar battery cell 11, continuing then without the need to intraconnections 12, this is self-evident.

Like this, the invention is not restricted to the formation described in execution mode, in the scope not departing from claims of the present invention purport, can adopt in various manners.

Industrial applicibility

The manufacture method of the solar module that the present invention relates to and manufacturing system are applicable to use intraconnections to make the solar module of the multiple solar battery cell electrical engagement arranged in length and breadth.

Claims (5)

1. a manufacture method for solar module, is characterized in that, comprises following operation:

Intraconnections bonding process, make intraconnections respectively with positive lateral electrode and the minus side electrode engagement of solar battery cell;

Bunchiness distribution operation, the solar battery cell engaging above-mentioned intraconnections is arranged multiple respectively on the direction that the carrying direction with above-mentioned solar battery cell is orthogonal, form solar battery cell group, the respective intraconnections of this solar battery cell group and other solar battery cell groups adjacent on above-mentioned carrying direction is engaged with each other, bunchiness distribution is carried out to multiple solar battery cell in above-mentioned carrying direction;

Array distribution operation, by the intraconnections mutual distribution of array intraconnections by the solar cell submodule after the intraconnections of the solar cell submodule be made up of multiple solar battery cell after bunchiness distribution on above-mentioned carrying direction and other bunchiness distributions adjacent on the direction orthogonal with above-mentioned carrying direction.

2. a solar module manufacturing system, by intraconnections by solar battery cell electric wiring, is characterized in that, comprises with lower device:

Intraconnections feedway, supply intraconnections;

Solar battery cell feedway, supply solar battery cell;

Intraconnections coupling device, make above-mentioned intraconnections respectively with positive lateral electrode and the minus side electrode engagement of the above-mentioned solar battery cell supplied from this solar battery cell feedway;

Handling device, carrying engages the above-mentioned solar battery cell of above-mentioned intraconnections;

Be arranged device, is arranged by the multiple solar battery cells engaging above-mentioned intraconnections, forms above-mentioned solar battery cell group on the direction that the carrying direction with above-mentioned Handling device is orthogonal;

Bunchiness electrical power wiring assembly, is engaged with each other the respective intraconnections of above-mentioned solar battery cell group and other solar battery cell groups adjacent on above-mentioned carrying direction, bunchiness distribution is carried out to multiple solar battery cell in above-mentioned carrying direction;

Array electrical power wiring assembly, is bonded with each other by the intraconnections of array intraconnections by the solar cell submodule after the intraconnections of the solar cell submodule be made up of multiple solar battery cell after bunchiness distribution on above-mentioned carrying direction and other bunchiness distributions adjacent on the direction orthogonal with above-mentioned carrying direction.

3. solar module manufacturing system according to claim 2, is characterized in that, above-mentioned intraconnections coupling device has: mounting table, for installing above-mentioned solar battery cell and above-mentioned intraconnections; Hot-pressing welding head, under the state of the positive lateral electrode and minus side electrode that above-mentioned intraconnections are configured in the solar battery cell being installed on this mounting table, heats and engages above-mentioned solar battery cell and above-mentioned intraconnections.

4. solar module manufacturing system according to claim 3, is characterized in that, above-mentioned mounting table is provided with multiple, is arranged to make above-mentioned hot-pressing welding head move between above-mentioned mounting table.

5. solar module manufacturing system as claimed in any of claims 2 to 4, it is characterized in that, above-mentioned bunchiness electrical power wiring assembly has multiple heating unit, above-mentioned heating unit heats the intraconnections of the above-mentioned solar battery cell group adjacent with above-mentioned Handling device simultaneously, and described intraconnections pressure welding is engaged.