CN218476214U - Flexible and detachable welding device for solar cell - Google Patents

Abstract

The utility model discloses a nimble detachable welding set for solar wafer, include: the device comprises an installation frame, a plurality of movable rods, a plurality of welding heads and a fixing piece; the movable rods are arranged in the mounting frame in a sliding manner and can be detached from the mounting frame; a plurality of welding heads are arranged on each movable rod along the length direction of the movable rod; the fixing piece is used for fixing the movable rod. The utility model discloses a nimble detachable welding set for solar wafer: consists of 2 fixed plates, a plurality of movable rods and a plurality of welding heads. The 2 fixed plates are fixedly connected with the connecting plate together and cannot be disassembled to form a rectangular frame structure. The movable rod slides and is arranged between the 2 fixed plates, a plurality of welding heads are distributed on a single movable rod, the welding heads are movably arranged on the movable rod, the distance between the welding heads is adjustable, and the welding heads can be specifically adjusted according to welding pads on the main grids of the battery pieces, so that the welding heads are ensured to correspond to the welding pads.

Description

Flexible and detachable welding device for solar cell

Technical Field

The utility model relates to a photovoltaic cell module technical field, concretely relates to nimble detachable welding set for solar wafer.

Background

In the photovoltaic module manufacturing procedure, the series welding procedure belongs to a second procedure. After the half-and-half slicing process of the battery piece is finished, the half battery piece is subjected to series welding on a welding machine, and the positive electrode and the negative electrode of all the half battery pieces are connected end to end in a welding strip welding mode to form the battery pack.

There are several types of automatic welding machines on the market today, of which the main type, ottv, is taken as an example. The equipment separates the high-temperature heating module from the welding tool, the welding tool is decomposed into a plurality of square modules, and welding joints which are arranged in advance are arranged on each module. Before entering the high-temperature heating module for welding, the welding tool is operated in a modularized mode through the manipulator to finish the calibration and fixing actions with the battery piece and the welding strip. And then, the welding tool, the battery piece and the welding strip enter the high-temperature heating module together for welding, and after the welding work is finished, the welding tool is taken away by the manipulator and enters the cycle operation. This kind of operation mode, the advantage lies in having promoted welding work efficiency and equipment operation smoothness degree, but the shortcoming lies in that the welding frock is the customization product, and the use limitation is great. In the market, the design styles of the surface electrodes of the battery pieces are various, the main grids have patterns of 9BB, 10BB, 11BB, 12BB and the like, the auxiliary grids have patterns of 120, 132, 156 and the like, and different combinations of the main grids and the auxiliary grids lead the battery pieces to be various. Once the circuit design adjustment of the product exceeds the welding range of the customized tooling, a large amount of phenomena of welding deviation, insufficient welding and welding leakage occur. In addition, once the customized tooling becomes partially worn, the set of welding tooling needs to be re-customized. This can increase business costs while impacting product yield and throughput.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a welding device for solar wafer of nimble detachable to the not enough of current battery piece welding machine existence, the utility model relates to a welding device is dismantled easily maintenance, is adapted to many varieties product, can reduce the operating cost of enterprise in a flexible way.

The utility model discloses a realize through following technical scheme:

a flexible and detachable welding device for solar cells is characterized by comprising: the device comprises an installation frame, a plurality of movable rods, a plurality of welding heads and a fixing piece; the movable rods are arranged in the mounting frame in a sliding manner and can be detached from the mounting frame; a plurality of welding heads are arranged on each movable rod along the length direction of the movable rod; the fixing piece is used for fixing the movable rod.

Further, a welding device for solar cells is flexibly detachable: the mounting frame includes: two fixed plates and two connecting plates; the fixing plate and the connecting plate are connected to form the mounting frame with a rectangular structure.

Further, a welding device for solar cells is flexibly detachable: a sliding groove is formed in the fixing plate and is arranged along the length direction of the fixing plate; the two ends of the movable rod are respectively arranged in the sliding grooves in a sliding mode, and one end of the movable rod stretches into the sliding grooves, wherein the length L1 of the movable rod is smaller than the residual depth L2 of the sliding grooves at the other ends of the movable rod. L1 is less than L2, so that the movable rod can be flexibly dismounted in the mounting frame.

Further, a welding device for solar wafer that nimble can be dismantled: and a groove hole penetrating through the fixing plate is formed at the bottom of the sliding groove of one fixing plate.

Further, a welding device for solar cells is flexibly detachable: the fixing piece is connected in the sliding groove and penetrates through the groove hole, and is used for fixing the movable rod.

Further, a welding device for solar cells is flexibly detachable: the welding head is movably arranged on the movable rod.

The utility model discloses a nimble detachable welding set for solar wafer: consists of 2 fixed plates, a plurality of movable rods and a plurality of welding heads. The 2 fixed plates are fixedly connected with the connecting plate together and cannot be detached, so that a rectangular frame structure is formed. The movable rod is arranged between the 2 fixed plates in a sliding mode, a plurality of welding heads are distributed on a single movable rod, the welding heads are movably arranged on the movable rod, the distance between the welding heads is adjustable, the welding heads can be adjusted according to welding pads on the main grids of the battery pieces, and the welding heads are guaranteed to correspond to the welding pads in position.

The utility model discloses interval between two adjacent movable rods is unset, actually can adjust according to the pad position on the battery piece. As shown in fig. 1, the position of the bonding pad is printed on the main grid of the cell, and the position of the bonding pad changes due to the circuit design on the surface of the cell. In order to ensure good welding effect, the welding head needs to be attached to the welding pad on the battery piece as much as possible; similarly, a plurality of welding heads are required to be in one-to-one correspondence with the welding pads. The utility model discloses the spout has all been seted up to the inside of two piece middle fixed plates, and the movable rod can be in spout lateral shifting. One end of the movable rod is connected with an external fixing piece, and the fixing piece can fix the movable rod between the 2 fixing plates (namely, in the mounting frame) in a threaded mode to stop moving. Under the fixed state, its both ends all are in the spout, and the length L1 that stretches into spout one end will be less than other end cell body remaining depth L2 (L1 is less than L2) for the movable rod can be nimble demolish from spout (installing frame) (as shown in fig. 2). The 2 fixed plates are internally provided with sliding grooves, and one fixed plate is provided with a slotted hole in the middle of the movable groove and penetrates through the fixed plate to form a slotted hole which is used for connecting an external fixed part to fix the movable rod. Specifically, the screw can be opened to the one end of movable rod, and outside mounting accessible screw is fixed the movable rod.

The utility model has the advantages that:

(1) The utility model provides a simple structure's nimble detachable welding set for solar wafer uses this welding set can solve soldered connection and battery owner bars pad position correction problem, makes welding set reach the effect of nimble easy maintenance of dismantlement, the many varieties product of adaptation, reduction business operation cost simultaneously.

(2) The utility model discloses a nimble detachable welding set for solar wafer wherein: the movable rod can be freely disassembled, so that the daily maintenance and replacement are convenient; simultaneously the movable rod can be according to battery piece pad position, and freely the regulation makes soldered connection and pad can perfectly laminate, reduces rosin joint hidden danger by a wide margin. The utility model discloses a welding set need not to customize welding set again because of battery pad position change, reduces the wasting of resources, reduces the business cost of enterprise.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a cell welding;

fig. 2 is a top view of the welding device for the flexibly detachable solar cell of the present invention;

fig. 3 is a cross-sectional view of a welding device for flexibly detachable solar cells according to the present invention;

fig. 4 is a schematic structural diagram of a fixing plate in the welding device for the flexible and detachable solar cell of the present invention.

The labels in the figure are: 1 mounting frame, 2 movable rods, 3 welding joints, 4 fixing parts, 1-1 fixing plate, 1-2 connecting plates, 1-1-1 sliding grooves and 1-1-1-1 slotted holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein.

Example 1

As shown in fig. 2 to 4, a flexible and detachable welding device for solar cells comprises: the welding device comprises an installation frame 1 (the installation frame 1 is a rectangular structure formed by fixedly connecting two fixed plates 1-1 and two connecting plates 1-2), 6 movable rods 2, 66 welding heads 3 (11 welding heads 3 are arranged on each movable rod 2) and a fixing piece 4; a sliding chute 1-1-1 is arranged in the fixed plate 1-1, and the sliding chute 1-1-1 is arranged along the length direction of the fixed plate 1-1; two ends of the movable rod 2 are respectively arranged in the sliding chute 1-1-1 in a sliding manner, and the length L1 of one end of the movable rod 2 extending into the sliding chute 1-1-1 is smaller than the residual depth L2 of the sliding chute 1-1-1 at the other end (as shown in figure 3); a groove hole 1-1-1-1 penetrating through the fixing plate 1-1 is formed in the bottom of the sliding groove 1-1-1 of one fixing plate 1-1, then a fixing piece 4 is connected into the sliding groove 1-1-1, a section of the fixing piece penetrates through the groove hole 1-1-1 to be connected with a movable rod 2, and the movable rod 2 is fixed in the sliding groove 1-1-1 through the fixing piece 4; the utility model discloses in set up L1 < L2 and can make the movable rod 2 follow demolish in a flexible way in the installing frame 1. It is preferable. A screw hole can be formed at one end of the movable rod 2, and the fixing piece 4 can be a bolt, so that the movable rod 2 can be fixed through threads.

The utility model discloses a nimble detachable welding set for solar wafer is when using: when debugging equipment, an operator adjusts the movable rod 2 according to the position of a pad on the main grid on the surface of the cell, so that a welding head 3 on the movable rod 2 is attached to the position of a target welding disc in the figure 1, and then fixes the position of the movable rod 2 through the external fixing piece 4; the normal production can be realized after the operation is finished. When the welding device is worn or needs maintenance, firstly, fixing of an external fixing piece 4 is released, and secondly, the movable rod 2 is enabled to be completely deviated to the sliding groove 1-1-1 at one end; at the moment, because the depth of the L2 is greater than the length of the L1, the movable rod falls off from the chute 1-1-1, the disassembly is realized, and the disassembly is very simple and convenient.

The above is that the preferred embodiment of the present invention is only used for explaining the present invention, and is not used for limiting the present invention. All obvious changes or variations led out by the technical scheme of the utility model are still in the protection scope of the utility model.

Claims (6)

1. A flexible and detachable welding device for solar cells is characterized by comprising: the device comprises an installation frame (1), a plurality of movable rods (2), a plurality of welding heads (3) and a fixing piece (4); the movable rods (2) are arranged inside the mounting frame (1) in a sliding manner, and the movable rods (2) can be detached from the mounting frame (1); a plurality of welding heads (3) are arranged on each movable rod (2) along the length direction of the movable rod; the fixing piece (4) is used for fixing the movable rod (2).

2. The flexible and detachable welding device for solar cells as claimed in claim 1, wherein said mounting frame (1) comprises: two fixed plates (1-1) and two connecting plates (1-2); the fixing plate (1-1) and the connecting plate (1-2) are connected to form the mounting frame (1) with a rectangular structure.

3. The flexible and detachable welding device for the solar cell pieces according to claim 2, wherein the fixing plate (1-1) is provided with a sliding groove (1-1-1), and the sliding groove (1-1-1) is arranged along the length direction of the fixing plate (1-1); two ends of the movable rod (2) are respectively arranged in the sliding grooves (1-1-1) in a sliding mode, and the length L1 of one end of the movable rod (2) extending into the sliding grooves (1-1-1) is smaller than the residual depth L2 of the sliding grooves (1-1-1) at the other end.

4. The flexible and detachable welding device for solar cells as claimed in claim 3, wherein a slot hole (1-1-1-1) penetrating through the fixing plate (1-1) is formed at the bottom of the sliding slot (1-1-1) of one fixing plate (1-1).

5. The welding device for the flexible and detachable solar cell pieces as claimed in claim 4, wherein the fixing member (4) is connected to the sliding groove (1-1-1) and passes through the groove hole (1-1-1-1) for fixing the movable rod (2).

6. The flexible and detachable welding device for solar cells as claimed in claim 1, wherein a plurality of said welding heads (3) are movably disposed on said movable rod (2).

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