High-efficiency automatic packaging system for laminated solar cells

Abstract

The utility model discloses a high-efficiency automatic packaging system for laminated solar cells, which comprises a rack, a circulating conveying assembly, a high-temperature curing pick-and-place assembly and a high-temperature curing oven, the rack is respectively provided with three stock bin mechanisms which are linearly arranged, and the three stock bin mechanisms are respectively used for storing the cells, glass sheets and finished products. A first robot mechanism and a second robot mechanism are installed on the rack, the circulating conveying assembly and the high-temperature curing oven are located on the two adjacent sides of the rack respectively, the second robot mechanism is used for carrying battery pieces and finished products, the first robot mechanism is used for carrying glass pieces, and a gluing mechanism is installed on the rack. According to the utility model, only one person is required to add raw materials and recover finished products, so that manual operation is reduced, the production efficiency is improved, the production cost is reduced from 90 seconds per piece to 60 seconds per piece, and the product quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of solar cell production equipment, in particular to a high-efficiency laminated solar cell sheet automatic packaging system. Background Art

[0002] Solar cells are made by bonding the welded cells and the transparent glass cover with glue and then curing at high temperature. The size of the cells and the glass cover is 145*67mm and the thickness is 0.08-0.2mm. The thickness of the glue after bonding is 0.05mm. The overall thickness after bonding is required to be uniform and there should be no bubbles in the glue layer. The current packaging process cannot be fully automated (i.e. the degree of automation is low). For example, manual labor is required to carry and transfer materials during the process, which is not only labor-intensive but also has low production efficiency. Utility Model Content

[0003] The purpose of the utility model is to provide a high-efficiency laminated solar cell automatic packaging system to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an efficient laminated solar cell automatic packaging system, comprising a rack, a circulating conveying assembly, a high-temperature curing pick-and-place assembly and a high-temperature curing oven, the racks are respectively provided with three linearly arranged silo mechanisms, the three silo mechanisms are respectively used to store the cells, glass sheets and finished products, the racks are respectively provided with a first robot mechanism and a second robot mechanism, the circulating conveying assembly and the high-temperature curing oven are respectively located on two adjacent sides of the rack, the second robot mechanism is used to carry the cells and finished products, and the first robot mechanism is used to carry the glass sheets;

[0005] The silo mechanism includes a bottom plate, two groups of symmetrical guide pillars are arranged at one end of the upper surface of the bottom plate, a lifting and adjusting material rack is installed between the two groups of guide pillars, the inner cavity of the material rack is provided with a plurality of equally spaced insertion positions in the height direction, each insertion position is correspondingly connected with a pallet, two groups of oppositely arranged pallet guide rails are fixedly installed on the bottom plate, a linear moving module is arranged on the bottom plate between the two pallet guide rails, a vertical lifting cylinder a is installed on the linear moving module, a suction cup mounting plate is installed on the piston rod of the lifting cylinder a, a plurality of upward suction cups a are installed on the suction cup mounting plate, and the suction cup a is used to absorb and transport the pallet;

[0006] A gluing mechanism is installed on the frame, and the gluing mechanism includes a three-coordinate moving frame a and a residual glue cleaning frame, and a gluing machine is installed at the end of the three-coordinate moving frame a; the circulating conveying component includes a rectangular frame, and the inner four corners of the frame are provided with driving sprockets, and the driving sprockets drive the chains distributed along the sides of the frame to operate, and the frame is provided with an annular chute distributed parallel to the chain, and a plurality of evenly distributed patch fixtures are slidably connected in the annular chute, and the patch fixtures are fixedly connected to the chains at corresponding positions, and a heating oven is covered on the circulating conveying component, and the chain and the annular chute pass through the heating oven, and the circulating conveying component is installed with a cooling device for the patch fixture, and the cooling device is located at the outlet end of the heating oven, and the high-temperature curing pick-and-place component is used to grab the pre-cured semi-finished products to the high-temperature curing oven.

[0007] Preferably, a rectangular top plate is fixedly installed on the top of the four guide pillars, and a downward lifting servo motor is installed on the top plate. The lifting servo motor drives the material rack to rise and fall through a screw mechanism, and a rectangular hole is provided on the bottom plate for the material rack to move downward.

[0008] Preferably, the first robot mechanism includes a four-axis robot body, a downward lifting cylinder b is installed at the end of the arm of the four-axis robot body, a vacuum chamber is installed on the lower piston of the lifting cylinder b, a suction cup b is installed at the lower end of the vacuum chamber, and a visual positioning component b is installed at the end of the arm of the four-axis robot body

[0009] Preferably, the second robot mechanism includes a six-axis robot and a visual positioning component c, a downward-facing lifting cylinder c is installed at the end of the arm of the six-axis robot, and a suction cup c is installed at the output end of the lifting cylinder c.

[0010] Preferably, the heating oven comprises a drying hood with a rectangular shell structure, a plurality of heating tubes are installed in the inner cavity of the drying hood, and a locking buckle for installation and fixation is provided on the side of the drying hood.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model sets the patch fixture in the circulating conveying component, which is preheated in the heating oven during the circulating operation and does not need to be carried back and forth. The packaging process only requires one person to be responsible for adding raw materials and recycling finished products, which reduces manual work, improves production efficiency, and is conducive to reducing production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 This is a structural diagram of the silo mechanism of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the first robot mechanism of the utility model;

[0015] Figure 4This is a structural schematic diagram of the circulation conveying assembly of the gluing mechanism of the utility model;

[0016] Figure 5 This is a schematic diagram of the structure of the circulation conveying assembly of the utility model;

[0017] Figure 6 It is a structural schematic diagram of the second robot mechanism of the utility model;

[0018] Figure 7 It is a structural schematic diagram of the heating oven of the utility model.

[0019] In the figure: 1, rack; 2, material bin mechanism; 201, bottom plate; 202, material rack; 203, tray guide rail; 204, linear motion module; 205, suction cup mounting plate; 206, suction cup a; 207, tray; 3, first robot mechanism; 301, four-axis robot body; 302, lifting cylinder b; 303, vacuum bin; 304, visual positioning component b; 4, glue coating mechanism; 401, three-coordinate moving frame a; 402, glue dispensing Machine; 403, residual glue cleaning rack; 5, circulating conveying component; 501, frame; 502, driving sprocket; 503, chain; 504, patch fixture; 6, second robot mechanism; 601, six-axis robot; 602, suction cup c; 603, visual positioning component c; 604, lifting cylinder c; 7, high-temperature curing pick-and-place component; 8, high-temperature curing oven; 9, heating oven; 901, drying hood; 902, heating tube; 903, lock. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] See also Figure 1-7 The utility model provides a technical solution: an efficient laminated solar cell automatic packaging system, including a frame 1, a circulating conveying component 5, a high-temperature curing pick-and-place component 7 and a high-temperature curing oven 8. The frame 1 is provided with three linearly arranged silo mechanisms 2, and the three silo mechanisms 2 are respectively used to store solar cells, glass sheets and finished products. A first robot mechanism 3 and a second robot mechanism 6 are respectively installed on the frame 1. The circulating conveying component 5 and the high-temperature curing oven 8 are respectively located on two adjacent sides of the frame 1. The second robot mechanism 6 is used to carry solar cells and finished products, and the first robot mechanism 3 is used to carry glass sheets.

[0022] The silo mechanism 2 includes a bottom plate 201, and two groups of symmetrical guide pillars are provided at one end of the upper surface of the bottom plate 201. A lifting and adjusting material rack 202 is installed between the two groups of guide pillars. The inner cavity of the material rack 202 is provided with a plurality of equally spaced insertion positions in the height direction, and a corresponding pallet 207 is inserted in each insertion position. Two groups of relatively arranged pallet guide rails 203 are fixedly installed on the bottom plate 201, and a linear moving module 204 is provided on the bottom plate 201 between the two pallet guide rails 203. The linear moving module 204 is a slide structure driven by a motor and a ball screw, and is an existing mature product. A vertical lifting cylinder a is installed on the linear moving module 204, and a suction cup mounting plate 205 is installed on the piston rod of the lifting cylinder a. The suction cup mounting plate 205 is installed with a plurality of upward suction cups a206, and the suction cups a206 are used to absorb and transport the pallet 207. A rectangular top plate is fixedly installed on the top of the four guide pillars, and a downward lifting servo motor is installed on the top plate. The lifting servo motor drives the material rack 202 to rise and fall through a screw mechanism. A rectangular hole is provided on the bottom plate 201 for the material rack 202 to move downward. The lifting of the material rack 202 can be adjusted to different insertion positions, and the tray 207 can be aligned with the tray guide rail 203.

[0023] The first robot mechanism 3 includes a four-axis robot body 301, a downward lifting cylinder b302 is installed at the end of the arm of the four-axis robot body 301, a vacuum chamber 303 is installed on the lower piston of the lifting cylinder b302, a suction cup b is installed at the lower end of the vacuum chamber 303, and a visual positioning component b304 is installed at the end of the arm of the four-axis robot body 301. The second robot mechanism 6 includes a six-axis robot 601 and a visual positioning component c603, a downward lifting cylinder c604 is installed at the end of the arm of the six-axis robot 601, a suction cup c602 is installed at the output end of the lifting cylinder c604, and the visual positioning component b304 has the same structure as the visual positioning component c603, including a fill light source and a camera, and realizes the positioning of the battery cell by taking pictures (based on CCD visual positioning, which is a prior art), and provides position coordinate information for the corresponding robot.

[0024] A gluing mechanism 4 is installed on the frame 1, and the gluing mechanism 4 includes a three-coordinate moving frame a401 and a residual glue cleaning frame 403. A glue dispenser 402 is installed at the end of the three-coordinate moving frame a401; the circulating conveying component 5 includes a rectangular frame 501, and driving sprockets 502 are provided at the four inner corners of the frame 501. The driving sprockets 502 drive the chains 503 distributed along the sides of the frame 501 to operate. The frame 501 is provided with an annular slide groove distributed parallel to the chain 503, and a plurality of evenly distributed patch fixtures 504 are slidably connected in the annular slide groove, and the patch fixtures 504 are fixedly connected to the chains 503 at corresponding positions.

[0025] The circulating conveyor assembly 5 is covered with a heating oven 9, and the chain 503 and the annular slide pass through the heating oven 9. The circulating conveyor assembly 5 is equipped with a cooling device for the patch fixture 504, and the cooling device is located at the outlet end of the heating oven 9. The high-temperature curing pick-and-place assembly 7 is used to grab the pre-cured semi-finished product to the high-temperature curing oven 8. The high-temperature curing pick-and-place assembly 7 includes a three-coordinate moving frame b, and a cylinder-driven clamp is installed at the end of the three-coordinate moving frame b to pick up the transport pallet. The heating oven 9 includes a drying hood 901 with a rectangular shell structure, and the inner cavity of the drying hood 901 is equipped with multiple heating tubes 902. The side of the drying hood 901 is provided with a lock 903 for installation and fixation.

[0026] The process flow of this packaging system is as follows: 1. Loading the battery cells. The second robot mechanism 6 is used to grab the battery cells from the silo mechanism 2 for storing the battery cells. Specifically, the linear moving module 204 drives the suction cup a to pull out the tray 207 from the material rack 202, and then the second robot mechanism 6 continues to grab the material and place the battery cells one by one on the running patch fixture 504. 2. Gluing the battery cells. When the circulating conveying component 3 conveys the battery cells to the gluing station, the gluing mechanism 4 glues the battery cells. 3. Cover chip patching. After the glued battery cells are transported to the patch station, the first robot mechanism 3 grabs the glass cover chip to the patch fixture 504 for patching. 4. Pre-curing. After patching, it is transported to the heating oven 9 for heating and pre-curing. 5. Unloading of pre-cured products. After pre-curing is completed, the second robot mechanism 6 picks them up and places them in the metal tray to be cured at high temperature. Then the empty patch fixture 504 is cooled by air through the cooling device and returns to the initial position of the battery cell, and is used again to place the battery cells to be packaged. 6. High-temperature curing system. When the pre-cured semi-finished battery cells fill the tray, the high-temperature curing pick-and-place component 7 moves the semi-finished products to the tray of the high-temperature curing oven for high-temperature curing.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An efficient laminated solar cell automatic packaging system, comprising a frame (1), a circulating conveying assembly (5), a high temperature curing pick-and-place assembly (7) and a high temperature curing oven (8), characterized in that: The frame (1) is provided with three silo mechanisms (2) arranged in a straight line, the three silo mechanisms (2) are used to store battery cells, glass sheets and finished products respectively, the frame (1) is respectively installed with a first robot mechanism (3) and a second robot mechanism (6), the circulating conveying assembly (5) and the high-temperature curing oven (8) are respectively located on two adjacent sides of the frame (1), the second robot mechanism (6) is used to transport battery cells and finished products, and the first robot mechanism (3) is used to transport glass sheets; The silo mechanism (2) comprises a bottom plate (201), two groups of symmetrical guide pillars are provided at one end of the upper surface of the bottom plate (201), a lifting and adjusting material rack (202) is installed between the two groups of guide pillars, the inner cavity of the material rack (202) is provided with a plurality of equally spaced insertion positions in the height direction, each insertion position is correspondingly connected with a pallet (207), two groups of oppositely arranged pallet guide rails (203) are fixedly installed on the bottom plate (201), a linear moving module (204) is provided on the bottom plate (201) between the two pallet guide rails (203), a vertical lifting cylinder a is installed on the linear moving module (204), a suction cup mounting plate (205) is installed on the piston rod of the lifting cylinder a, and a plurality of upward suction cups a (206) are installed on the suction cup mounting plate (205), and the suction cup a (206) is used to absorb and transport the pallet (207); The frame (1) is provided with a glue coating mechanism (4), the glue coating mechanism (4) comprising a three-coordinate moving frame a (401) and a residual glue cleaning frame (403), and a glue dispenser (402) is installed at the end of the three-coordinate moving frame a (401); the circulating conveying assembly (5) comprises a rectangular frame (501), the inner four corners of the frame (501) are provided with driving sprockets (502), the driving sprockets (502) drive the chains (503) distributed along the sides of the frame (501) to operate, and the frame (501) is provided with a circular chain (503) distributed in parallel with the chain (503). shaped slide groove, a plurality of evenly distributed patch fixtures (504) are slidably connected in the annular slide groove, the patch fixture (504) is fixedly connected to the chain (503) at the corresponding position, the circulating conveying component (5) is covered with a heating oven (9), the chain (503) and the annular slide groove pass through the heating oven (9), the circulating conveying component (5) is equipped with a cooling device for the patch fixture (504), and the cooling device is located at the outlet end of the heating oven (9), and the high-temperature curing pick-and-place component (7) is used to grab the pre-cured semi-finished product to the high-temperature curing oven (8).

2. The high-efficiency laminated solar cell automatic packaging system according to claim 1 is characterized by: A rectangular top plate is fixedly mounted on the top of the four guide pillars, a downward lifting servo motor is mounted on the top plate, and the lifting servo motor drives the material rack (202) to move up and down through a screw mechanism, and a rectangular hole is provided on the bottom plate (201) for the material rack (202) to move downward.

3. The high-efficiency laminated solar cell automatic packaging system according to claim 2 is characterized in that: The first robot mechanism (3) comprises a four-axis robot body (301), a downward-facing lifting cylinder b (302) is installed at the end of the arm of the four-axis robot body (301), a vacuum chamber (303) is installed on the lower piston of the lifting cylinder b (302), a suction cup b is installed at the lower end of the vacuum chamber (303), and a visual positioning component b (304) is installed at the end of the arm of the four-axis robot body (301).

4. The high-efficiency laminated solar cell automatic packaging system according to claim 3 is characterized by: The second robot mechanism (6) comprises a six-axis robot (601) and a visual positioning component c (603), wherein a downward-facing lifting cylinder c (604) is installed at the end of the arm of the six-axis robot (601), and a suction cup c (602) is installed at the output end of the lifting cylinder c (604).

5. The high-efficiency laminated solar cell automatic packaging system according to claim 4 is characterized in that: The heating oven (9) comprises a drying hood (901) of a rectangular shell structure, a plurality of heating tubes (902) are installed in the inner cavity of the drying hood (901), and a lock (903) for installation and fixing is provided on the side of the drying hood (901).

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