Photovoltaic cell laser scribing device

Abstract

The utility model belongs to the field of laser scribing, and particularly relates to a photovoltaic cell laser scribing device which comprises a machine body, a Y-axis moving device is arranged on the top of the machine body, an X-axis moving device is arranged on the Y-axis moving device, a placing plate is fixedly connected to the movable end of the X-axis moving device, a clamping assembly is arranged on the top of the placing plate, and the clamping assembly is arranged on the top of the placing plate. The clamping assembly comprises a two-way screw rod, the inner wall of the placing plate is rotationally connected with the two-way screw rod, and the outer wall of the two-way screw rod is in threaded connection with a movable block. According to the photovoltaic cell laser scribing device, through cooperative operation of the bidirectional screw, the guide rail, the movable block and the clamping plate, the photovoltaic cell laser scribing device can rapidly adapt to photovoltaic cells of different sizes, meanwhile, the cells can be prevented from being damaged by clamping, the proximity switch and the warning lamp are matched, the clamping state is accurately prompted, it is guaranteed that the cell placement position is accurate each time, the centering link is greatly reduced, and the working efficiency is improved. The efficiency and precision of the scribing initial stage are effectively improved, and the rejection rate is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser scribing technology field, concretely is a photovoltaic cell laser scribing device. BACKGROUND

[0002] Photovoltaic cell needs to have higher photoelectric conversion efficiency, this requires the size precision, surface quality and internal structure integrity of cell piece reach very high level, laser scribing as the key procedure in photovoltaic cell production process, undertakes the heavy responsibility of cutting the photovoltaic cell wafer of large area into standard size small cell piece accurately.

[0003] At present, the device in prior art lacks self -adaptive adjustment ability. In the face of different specifications photovoltaic cell, not only clamping process is time -consuming and labor -intensive, when processing different size products, in order to ensure the qualified rate of product, need to carry out center finding work, waste time, in view of this, we propose a photovoltaic cell laser scribing device. UTILITY MODEL CONTENT

[0004] The utility model discloses a photovoltaic cell laser scribing device can solve the problem raised in the background art.

[0005] In order to achieve the above object, the photovoltaic cell laser scribing device provided by the utility model, including the body, the top of the body is provided with Y axle moving device, the Y axle moving device is provided with X axle moving device, the movable end of X axle moving device is fixedly connected with the placing plate, the top of the placing plate is provided with clamping assembly, the clamping assembly includes:

[0006] The outer wall of the two-way screw is fixedly connected with the rocker.

[0007] The inner wall of the movable block is slidably connected with the sliding rod, and the outer wall of the sliding rod is fixedly connected with the clamping plate.

[0008] The inner wall of the movable block is slidably connected with the sliding rod, and the outer wall of the sliding rod is fixedly connected with the clamping plate.

[0009] The inner wall of the movable block is fixedly connected with the proximity switch, and the top of the curved block is fixedly connected with the warning light.

[0010] Preferably, the inner wall of the movable block is slidably connected on the outer wall of the guide rail, and the movable block and the clamping plate are elastically connected through the compression spring.

[0011] Preferably, the outer wall of the placing plate is fixedly connected with the supporting block, and the inner wall of the supporting block is slidably connected with the guide rod.

[0012] Preferably, the outer wall of the guide rod is fixedly connected to the outer wall of the clamping plate, the top of the placing plate is fixedly connected with a reference plate, and the outer wall of the machine body is fixedly connected with a laser scriber.

[0013] Preferably, the outer wall of the machine body is fixedly connected with a hanger, the outer wall of the hanger is fixedly connected with a plug-in seat, a fixing plate is arranged between the laser scriber and the hanger, the plug-in seat is provided with a plurality of groups, and a curved groove is formed in the plug-in seat.

[0014] Preferably, the top of the fixing plate is fixedly connected with a plug-in block, the inner wall of the plug-in block is fixedly connected with a plug-in rod, the plug-in rod is clamped on the plug-in seat, and the inner wall of the fixing plate is fixedly connected with an air suction head.

[0015] The utility model provides a kind of photovoltaic cell laser scribing device.It has the following beneficial effects:

[0016] (1), the photovoltaic cell laser scribing device is cooperated by bidirectional screw rod, guide rail, movable block and clamping plate, can quickly adapt to photovoltaic cell of different sizes, and operator rotates rocker according to battery size, and bidirectional screw rod promotes movable block to move accurately, drives clamping plate to clamp battery, and compression spring ensures that clamping force is moderate, can also avoid to clamp battery, and cooperate with proximity switch and warning light, accurately prompt clamping state, ensure that the position of battery placed each time is accurate, greatly reduce the center link, effectively improve the efficiency and accuracy of scribing starting stage, reduce scrap rate.

[0017] (2), the air suction head of the photovoltaic cell laser scribing device is connected with the plug-in structure between fixing plate and hanger, can be easily adjusted height by changing the clamping position of plug-in rod, so that it can be adjusted according to different processing occasions, such as battery thickness change, scribing process difference leads to different exhaust height, quickly adjusts the position of air suction head, ensures that exhaust gas generated by scribing can be efficiently removed under any working condition, maintains the harmlessness of working area. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in embodiment or prior art description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the structure shown in these drawings without creating labor.

[0019] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model;

[0020] Figure 2Partially sectioned structure schematic view of the clamping plate and the curved block of the utility model;

[0021] Figure 3 Partially sectioned structure schematic view of the clamping plate and the curved block of the utility model;

[0022] Figure 4 Partially sectioned structure schematic view of the hanger and the fixed plate of the utility model;

[0023] Figure 5 Enlarged schematic view of A in the structure schematic view of the utility model.

[0024] Explanation of reference numerals: 1, machine body; 2, Y-axis moving device; 3, X-axis moving device; 4, placement plate; 5, clamping assembly; 51, bidirectional screw rod; 52, movable block; 53, guide rail; 54, rocker; 55, sliding rod; 56, clamping plate; 57, curved block; 58, proximity switch; 59, warning light; 6, support block; 7, guide rod; 8, reference plate; 9, laser scriber; 10, hanger; 11, plug-in seat; 12, fixed plate; 13, plug-in block; 14, plug-in rod; 15, air suction head.

[0025] The utility model aims to realize, function features and advantages will be further explained in combination with embodiments, with reference to the drawings. Specific implementation

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] Please refer to Figure 1 - Figure 5The utility model provides a kind of photovoltaic cell laser dicing device, including body 1, the top of body 1 is provided with Y-axis moving device 2, Y-axis moving device 2 is provided with X-axis moving device 3, the movable end of X-axis moving device 3 is fixedly connected with placing plate 4, the top of placing plate 4 is provided with clamping assembly 5, clamping assembly 5 includes two-way screw rod 51, recess is opened in placing plate 4, the inner wall of placing plate 4 is rotatably connected with two-way screw rod 51, the outer wall of two-way screw rod 51 is threadedly connected with movable block 52, the inner wall of placing plate 4 is fixedly connected with guide rail 53, the inner wall of recess is fixedly connected with guide rail 53, the movement of movable block 52 is guided by guide rail 53, the outer wall of two-way screw rod 51 is fixedly connected with rocker 54, the inner wall of movable block 52 is slidably connected with slide 55, the outer wall of slide 55 is fixedly connected with clamping plate 56, the outer wall of movable block 52 is fixedly connected with curved block 57, the inner wall of curved block 57 is fixedly connected with proximity switch 58, the top of curved block 57 is fixedly connected with warning light 59, the outer wall of proximity switch 58 is fixedly connected on the inner wall of curved block 57, when proximity switch 58 receives signal, warning light 59 will be automatically turned on, and then warning light is generated, conveniently remind operator.

[0028] In the utility model, the inner wall of movable block 52 is slidably connected on the outer wall of guide rail 53, movable block 52 is elastically connected with clamping plate 56 by compression spring, when clamping plate 56 is tightly attached with product, clamping plate 56 will not move any more, and make slide 55 slide on movable block 52, and compression spring is compressed at the same time, the outer wall of placing plate 4 is fixedly connected with support block 6, the inner wall of support block 6 is slidably connected with guide rod 7, guide rod 7 is guided by support block 6, the outer wall of guide rod 7 is fixedly connected on the outer wall of clamping plate 56, the top of placing plate 4 is fixedly connected with reference plate 8, the outer wall of body 1 is fixedly connected with laser dicer 9, the movement of clamping plate 56 is guided by guide rod 7, a reference surface is provided by reference plate 8.

[0029] Further, the outer wall of body 1 is fixedly connected with hanger 10, the outer wall of hanger 10 is fixedly connected with plug-in seat 11, fixed plate 12 is arranged between laser dicer 9 and hanger 10, plug-in seat 11 is provided with multiple groups, curved groove is opened on plug-in seat 11, the top of fixed plate 12 is fixedly connected with plug-in block 13, the inner wall of plug-in block 13 is fixedly connected with plug-in rod 14, plug-in rod 14 is clamped on plug-in seat 11, the inner wall of fixed plate 12 is fixedly connected with suction head 15, plug-in rod 14 penetrates plug-in block 13 and is fixedly connected on the inner wall of plug-in block 13, one end of suction head 15 is communicated with air path pipeline on body, another group of air path pipeline is negative pressure fan, conveniently make suction head 15 carry out suction work, plug-in rod 14 can be inserted in curved groove.

[0030] In use, by placing the product on the placing plate 4, cooperating with the reference plate 8, the one side of the product is close to the reference plate 8, then by rotating the rocker 54 to drive the bidirectional screw rod 51 to rotate, the two groups of movable blocks 52 on the upper surface move towards each other, further drive the slide rod 55 and the clamping plate 56 to move, conveniently clamping the product on the placing plate 4, when the clamping plate 56 is close to the product, if the rocker 54 is continuously rotated, the compression spring is compressed, the slide rod 55 slides on the movable block and approaches the proximity switch 58, when the proximity switch contacts the slide rod 55, the warning light 59 is on, a warning signal is generated, conveniently reminding the staff to stop rotating, further completing the accurate clamping of the product, ensuring that the distance between the two ends of the product to the center axis of the reference plate 8 is equal, further reducing the center finding work of the product, and simultaneously the product of different sizes can be adapted.

[0031] By changing the clamping of the plug-in rod 14 on the plug-in seat 11 of different heights, the height of the fixing plate 12 is conveniently changed, the height of the air suction head 15 is changed, further conveniently adapting to different processing occasions.

[0032] It should be noted that the above-mentioned electrical components are all products of the prior art, and the skilled in the art selects, installs and completes the debugging of the circuit according to the needs of use, ensures that each electrical appliance can work normally, and the components are general standard parts or components known to the skilled in the art, the structure and principle of which can be known by the skilled in the art through technical manual or through conventional experimental methods, and here is not limited specifically

[0033] The above only describes the preferred embodiments of the present application, and does not limit the patent range of the present application, and any equivalent structural transformation or direct / indirect application in other related technical fields under the inventive concept of the present application is included in the patent protection range of the present application.

Claims

1. A laser scribing apparatus for photovoltaic cells, comprising a body (1), characterized in that: The top of the machine body (1) is provided with Y-axis moving device (2), the Y-axis moving device (2) is provided with X-axis moving device (3), the movable end of the X-axis moving device (3) is fixedly connected with the placement plate (4), the top of the placement plate (4) is provided with clamping assembly (5), the clamping assembly (5) comprises: Bidirectional screw rod (51), the inner wall of the placement plate (4) is rotatably connected with bidirectional screw rod (51), the outer wall of the bidirectional screw rod (51) is threadedly connected with movable block (52); Guide rail (53), the inner wall of the placement plate (4) is fixedly connected with guide rail (53), the outer wall of the bidirectional screw rod (51) is fixedly connected with rocker (54); Slide rod (55), the inner wall of the movable block (52) is slidably connected with slide rod (55), the outer wall of the slide rod (55) is fixedly connected with clamping plate (56); Curved block (57), the outer wall of the movable block (52) is fixedly connected with curved block (57), the inner wall of the curved block (57) is fixedly connected with proximity switch (58), the top of the curved block (57) is fixedly connected with warning light (59).

2. A laser scribing apparatus for photovoltaic cells as claimed in claim 1, wherein: The inner wall of the movable block (52) is slidably connected on the outer wall of the guide rail (53), the movable block (52) is elastically connected with the clamping plate (56) through the compression spring.

3. A laser scribing apparatus for photovoltaic cells as defined in claim 1, wherein: The outer wall of the placement plate (4) is fixedly connected with support block (6), the inner wall of the support block (6) is slidably connected with guide rod (7).

4. A laser scribing apparatus for photovoltaic cells as claimed in claim 3 wherein: The outer wall of the guide rod (7) is fixedly connected on the outer wall of the clamping plate (56), the top of the placement plate (4) is fixedly connected with reference plate (8), the outer wall of the machine body (1) is fixedly connected with laser scriber (9).

5. A laser scribing apparatus for photovoltaic cells as claimed in claim 4, wherein: The outer wall of the machine body (1) is fixedly connected with hanger (10), the outer wall of the hanger (10) is fixedly connected with plug-in seat (11), the laser scriber (9) and the hanger (10) are provided with fixed plate (12).

6. A laser scribing apparatus for photovoltaic cells as claimed in claim 5, wherein: The top of the fixed plate (12) is fixedly connected with plug-in block (13), the inner wall of the plug-in block (13) is fixedly connected with plug-in rod (14), the plug-in rod (14) is clamped on the plug-in seat (11), the inner wall of the fixed plate (12) is fixedly connected with air suction head (15).

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