DE202009014371U1 - Component magazine and solar cell positioning device - Google Patents

Abstract

Component magazine with a bottom element (30) and at least one first and one second delimiting structure, characterized in that the delimiting structures are side wall elements (32, 34, 36, 38), wherein on the first side wall element (32) a first braking and centering device (44) is formed, and further wherein on the second side wall element (34) has a second braking and centering device (46) is formed.

Description

The invention relates to a component magazine and a solar cell positioning device.

Solar cell positioning devices using component magazines, namely solar cell magazines, are well known in the art. Such solar cell positioning devices, which include solar cell Vorpositioniervorrichtungen, have at least one gripping and Absetzarm which removes solar cells from a magazine equipped with a plurality of solar cells and positioned on a transport device and / or a base to a later alignment and / or to allow electrical connection of the solar cells in an aligned position.

From the DE 10 2005 033 859 B3 Further, there is known a wafer magazine for semiconductor wafers or wafer-like articles, for example thin-film solar cells, which serves to arrange them in the manufacture of semiconductor wafers and wafer-like articles in an ordered manner. That from the DE 10 2005 033 859 B3 known wafer magazine has a bottom element and a plurality of limiting structures which are fixed to the base body and extend transversely to the base surface. In order to avoid damage to the semiconductor wafers or wafer-like objects, guide devices are formed on the delimiting structures which run along with the semiconductor wafers or wafer-like objects when the wafer magazine is loaded. The well-known wafer magazine is complicated in its construction.

The invention has for its object to reduce the risk of damage to the solar cell in the production of solar modules and thus to facilitate both the production, and to reduce the cost of the material used.

The solution of this object is achieved according to the invention with the features of claims 1 and 9, respectively.

According to the invention, in the case of a component magazine with a bottom element and at least one first and one second delimiting structure, it is provided that the delimiting structures are side wall elements, at least one first braking and centering device being formed on the first side wall element, wherein a second braking element is also provided on the second side wall element second deceleration and centering device is formed. The inventive design of the component magazine causes that upon removal of a first component from the magazine a possibly temporarily adhering to this and during the removal of the first component dissolving, possibly also blown further component when falling and / or disconnecting uncontrolled a limiting structure strikes, but is slowed down by the Abbrems- and centering and comes to rest in a defined position in the component magazine. As a result, in particular, an edge break on the components, which are preferably solar cells, is avoided.

The fact that the invention avoids damage to components, manufacturing is facilitated because during and after the positioning and / or pre-positioning of the components is only a smaller number of damaged components replace. In addition, the cost of the material used, in particular the solar cells used is reduced.

According to a particularly preferred embodiment of the invention it is provided that, in addition to the first and the second side wall element, a third side wall element with a third braking and centering device, preferably a third and a fourth side wall element with a fourth braking and centering device are arranged. With four side wall elements, the geometry of solar cells, which are often substantially rectangular and in particular square shaped, is taken into account, with respect to the alignment of a component magazine on a solar cell positioning with respect to an existing cell separator fan high freedom is obtained.

According to a further preferred embodiment of the invention it is provided that the first braking and centering device, preferably the first, preferably the second, third and fourth braking and centering device each have a first, preferably a first and a second spring tongue. Such spring tongues can fulfill a deceleration and centering function practically without wear, and they are also inexpensive to produce.

According to a further preferred embodiment of the invention, it is provided that the first spring tongue, preferably all spring tongues are arranged projecting in their unloaded state with respect to a wall surface of the respective side wall element of the magazine and in the loaded state are completely einfederbar behind the wall surface in question. In such an embodiment, it is possible to maximize the available braking and centering with a total small design of the component magazine.

According to a further preferred embodiment of the invention it is provided that the position of at least one of the braking and centering devices, in particular the position of each of the spring tongues in the unloaded state is adjustable. This makes it possible to provide different components, in particular different solar cell types in a single magazine.

According to a further preferred embodiment of the invention it is provided that at least the first, preferably the first and an adjacent further side wall element are arranged hinged to the bottom element, in particular flat hinged. This facilitates the loading of the magazines, especially if - as preferably provided - two side wall elements remain in the manner of an open funnel and two side wall elements can be folded flat.

According to a further preferred embodiment of the invention, it is provided that the bottom element has a passage opening for a lifting cylinder. This facilitates the use of the magazine with commercially available positioning devices.

According to a further preferred embodiment of the invention it is provided that the bottom element has at least one first engagement structure, which is tuned to at least a second, formed on one of the side wall elements second engagement structure, such that a plurality of magazines stacked on each other in a defined relative position. Such a design facilitates the transport and storage of several magazines.

The solar cell positioning device provided according to a further aspect of the invention, which has a gripping and Absetzarm, a magazine and a lifting cylinder is characterized in that the magazine is designed according to one of claims 1 to 8. With regard to the mode of action and the advantages, reference is therefore expressly made to the corresponding description of the magazine and referenced.

According to a particularly preferred embodiment of the invention, the positioning device comprises a cell separator fan. With a cell separator blower it is possible to ensure that in fact only one solar cell is positioned.

Further advantageous embodiments and modifications of the invention will become apparent from the dependent claims and from the description in conjunction with the drawings.

Showing:

1 A component magazine according to a particularly preferred embodiment of the invention in a perspective view,

2 the component magazine in 1 in a view from above,

3 the component magazine in the 1 and 2 in a side view according to the arrow III in 1 .

4 the component magazine in the 1 to 3 in a side view according to the arrow IV in 1 , and

5 a schematic, partially broken view of a solar cell positioning device according to a particularly preferred embodiment of the invention.

This in 1 shown component magazine 10 according to a particularly preferred embodiment of the invention, hereinafter briefly as a magazine 10 is designated as interchangeable element of an in 5 shown solar cell positioning device 12 intended.

The named, in 5 shown solar cell positioning device 12 serves to solar cells 14 . 16 in the context of the production of solar modules. For this purpose, the solar cell positioning device 12 a gripping and Absetzarm 18 on which is arranged displaceable. At a front end of the gripping and Absetzarms 18 there is a suction pad 20 , with which solar cells 14 . 16 temporarily with the gripper and Absetzarm 18 are connectable.

With the gripper and Absetzarm 18 become the solar cells 14 . 16 from the magazine 10 taken to be stored then at a defined position. These are the solar cells 14 . 16 in the magazine 10 , which is on a storage table 22 is located by means of a lifting cylinder 24 in the magazine 10 raised.

Usual solar cells 14 . 16 have at a low weight on a relatively large and smooth surface. This can lead to the removal of solar cells 14 . 16 from the magazine 10 they cling to each other. To a separation of the solar cells 14 . 16 Therefore, the solar cell positioning device has a cell separator fan 26 on which in the upper end of the magazine 10 is arranged ( 5 . 3 ), wherein a Separierluftaustrittsöffnung 28 on the edges of the solar cells 14 . 16 is aimed at the removal.

If at an upper solar cell 14 adhering further solar cells, in particular the underlying solar cell 16 through the separating fan 26 from the solar cell 14 that from the suction pad 20 are held, they are accelerated in the direction of glass and fall into the magazine 10 back. This acceleration and fallback is uncontrolled in the prior art.

That in the 1 to 4 Magazine shown in detail 10 has a floor element 30 on, as which limiting structures four side wall elements, namely a first side wall element 32 , a second sidewall element 34 , a third side wall element 36 and a fourth side wall element 38 are arranged. While the first and the second side wall element 32 . 34 are arranged foldable, are the third and the fourth side wall element 36 . 38 in a permanent vertical orientation on the floor element 30 attached.

In the 1 to 4 is the magazine 10 shown in an unfolded state, so that the on an upwardly open, in the plan square box-like overall structure remembered only when taken into account before the mind's eye collapsed sidewall elements 32 . 34 results.

The sidewall elements 32 . 34 . 36 . 38 each have one, a first and a second spring tongue 40 . 42 comprehensive deceleration and centering arrangement, which as first, second, third and fourth braking and centering device 44 . 46 . 48 . 50 are designated.

The spring tongues 42 . 44 are in tracks 52 . 54 seconded in the respective sidewall element 32 . 34 . 36 . 38 are formed, in 1 only the tracks in the second sidewall element 34 are provided with reference numerals. Regarding the tracks 52 . 54 are the sidewall elements 32 . 34 . 36 . 38 However, the same structure, so that the second side wall element 34 description relating to this is to be transferred to the further side wall elements.

The traces 52 . 54 that stand in an upright side wall 32 . 34 . 36 . 38 vertical to the floor element 30 extend, have a width which is approximately the width of the spring tongues 40 . 42 corresponds, so that the spring tongues 40 . 42 , which are slightly bent outward at their upper end, into the tracks 52 . 54 can spring down. In general, the spring tongues are 40 . 42 but in front of the corresponding wall surface 55 of the relevant side wall element 32 . 34 . 36 . 38 ,

To the location of the spring tongues 40 . 42 to be able to adjust in a non-loaded state, are at the lower end of the otherwise freely extending spring tongues 40 . 42 adjusters 56 . 58 provided, with which the position may also be adjustable using washers.

Globally considered are the sidewall elements 32 . 34 . 36 . 38 rectangular strips of material, preferably made of stainless steel. At its upper end in use, the sidewall elements 32 . 34 . 36 . 38 but each by a bevel 60 tapered, so that in use state in the solar cell positioning device an upwardly widening funnel is formed. The spring tongues 40 . 42 and also the tracks 52 . 54 extend into this area of the chamfer 60 ,

It has already been pointed out that the first and the second side wall element 32 . 34 , which are adjacent to each other, are arranged hinged, while the opposite side wall elements 36 respectively. 38 on the floor element 30 are fixed. The foldability is achieved by a respective hinge arrangement 62 . 64 made possible by the fact that the first side wall element 32 a downward protruding first projection 66 and the second side wall element 34 a downwardly projecting second projection 68 having. To the projections 66 . 68 are in the soil element 30 corresponding recesses 70 . 72 provided in which the projections 66 respectively. 68 protrude. One by the respective projection 66 . 68 and adjacent areas of the floor element 30 projecting axis 74 . 76 provides a flap enabling connection between the floor element 30 and the respective side wall element 32 . 34 ago.

To be in a closed state of the magazine 10 unintentional opening of the magazine 10 To prevent locking devices are provided, wherein a first locking device 78 a connection of the fourth side wall element 38 with the first side wall element 32 and a second latch device 80 a connection of the second side wall element 34 with the third side wall element 36 causes. The locking devices 78 . 80 each have a terminal pin receptacle connected to the fixed side wall element 82 . 84 on, to which a suitable clamping pin 86 respectively. 88 on the first and second side wall elements, respectively 32 . 34 arranged or formed. Layers of latch devices 78 . 80 and thus the layers of the sidewall elements 32 . 34 are adjustable.

Because the locking devices 78 . 80 are independent of each other, it is possible to even partially open a magazine by only one of the first and the second side wall element 32 . 34 be folded flat.

It should be noted that in the floor element 30 for the lifting cylinder 24 a passage opening 90 is formed, and that positioning structures, in particular positioning holes 92 . 94 in the floor element 30 an orientation of the magazine 10 at the solar cell positioning device 12 facilitate.

QUOTES INCLUDE IN THE DESCRIPTION

This list of the documents listed by the applicant has been generated automatically and is included solely for the better information of the reader. The list is not part of the German patent or utility model application. The DPMA assumes no liability for any errors or omissions.

Cited patent literature

• DE 102005033859 B3 [0003, 0003]

Claims (10)

Component magazine with a floor element ( 30 ) and at least one first and one second delimiting structure, characterized in that the delimiting structures have side wall elements ( 32 . 34 . 36 . 38 ), wherein on the first side wall element ( 32 ) a first deceleration and centering device ( 44 ), and further wherein on the second side wall element ( 34 ) a second deceleration and centering device ( 46 ) is trained. Magazine according to claim 1, characterized in that in addition to the first and the second side wall element ( 32 . 34 ) a third side wall element ( 36 ) with a third deceleration and centering device ( 48 ), preferably a third and a fourth side wall element ( 36 . 38 ) with a fourth deceleration and centering device ( 50 ) are arranged. Magazine according to claim 1 or 2, characterized in that the first braking and centering device ( 44 ), preferably the first, second, third and fourth braking and centering devices ( 44 . 46 . 48 . 50 ) each have a first, preferably a first and a second spring tongue ( 40 . 42 ) exhibit. Magazine according to claim 3, characterized in that the first spring tongue ( 40 ), preferably all spring tongues ( 40 . 42 ) in its unloaded state with respect to a wall surface of the respective side wall element ( 32 . 34 . 36 . 38 ) are arranged projecting to the inside of the magazine and in the loaded state completely behind the wall in question ( 55 ) are einfederbar. Magazine according to one of claims 1 to 4, characterized in that the position of at least one of the braking and centering devices ( 44 . 46 . 48 . 50 ), in particular the position of each of the spring tongues ( 40 . 42 ) is adjustable in the unloaded state. Magazine according to one of claims 1 to 5, characterized in that at least the first, preferably the first and an adjacent further side wall element ( 32 . 34 ) on the floor element ( 30 ) hinged, in particular flat are arranged hinged. Magazine according to one of claims 1 to 6, characterized in that the bottom element has a passage opening ( 90 ) for a lifting cylinder ( 24 ) having. Magazine according to one of claims 1 to 7, characterized in that the bottom element has at least one first engagement structure which is adapted to at least a second, formed on one of the side wall elements second engagement structure, such that a plurality of magazines stacked on each other in a defined relative position. Solar cell positioning device, with a gripping and Absetzarm ( 18 ), a magazine ( 10 ) and a lifting cylinder ( 24 ), characterized in that the magazine ( 10 ) is designed according to one of claims 1 to 8. Positioning device according to claim 9, characterized in that a cell separator fan ( 26 ) is provided.

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