Photovoltaic silicon wafer pretreatment cleaning machine

Abstract

The utility model relates to the technical field of silicon wafer cleaning, in particular to a photovoltaic silicon wafer pretreatment cleaning machine which comprises a cleaning box, a rotating disc is installed on the lower portion in the cleaning box, a limiting inserting column is arranged at the top of the rotating disc, a rotating shaft is arranged at the bottom of the rotating disc, and a first motor is installed at the bottom of the cleaning box and corresponds to the rotating shaft. A controller is arranged on the front face of the cleaning box, bottom plates are arranged on the top of the cleaning box in a left-right symmetry mode, vertical rods are arranged on the tops of the bottom plates in a front-back symmetry mode, and a net barrel can be driven to rotate through a rotating disc, a limiting inserting column, a rotating shaft, a first motor and a limiting inserting groove; according to the photovoltaic silicon wafer cleaning device, the mesh cylinder is arranged, so that the photovoltaic silicon wafer placed in the mesh cylinder can be stirred and cleaned, the arranged ultrasonic generator can clean the photovoltaic silicon wafer through ultrasonic waves, and according to the design, the cleaning effect of the photovoltaic silicon wafer can be better through stirring and ultrasonic cleaning.

Description

Technical Field

[0001] The utility model relates to the technical field of silicon wafer cleaning, in particular to a photovoltaic silicon wafer pretreatment cleaning machine. Background Art

[0002] Silicon wafers are base materials widely used in the photovoltaic and semiconductor industries, and photovoltaic silicon wafers refer to silicon wafers used in the photovoltaic field. During processing, photovoltaic silicon wafers need to be pre-treated and cleaned.

[0003] Therefore, a photovoltaic silicon wafer pretreatment cleaning machine is needed to improve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a photovoltaic silicon wafer pretreatment cleaning machine to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A photovoltaic silicon wafer pretreatment cleaning machine comprises a cleaning box, a turntable is installed at the lower part of the cleaning box, a limited position plug is arranged on the top of the turntable, a rotating shaft is arranged at the bottom of the turntable, a first motor is installed at the bottom of the cleaning box and corresponding to the rotating shaft, a controller is arranged at the front of the cleaning box, a bottom plate is symmetrically arranged at the top of the cleaning box, vertical poles are symmetrically arranged at the top of the bottom plate, a threaded rod is arranged at the middle of the top of the bottom plate, a top plate is arranged on the top of the vertical pole and the threaded rod, and the top plate is A second motor is installed in the middle of the top of the plate, the outer walls of the vertical rod and the threaded rod are sleeved with a lifting seat, a cross frame is arranged on the inner side of the lifting seat, side panels are symmetrically arranged on the bottom of the cross frame, a net cylinder is arranged on the lower side of the cross frame, a sliding bar is arranged on the bottom of the cross frame, a rotating groove is opened at the top of the net cylinder and corresponds to the sliding bar, a limiting slot is opened at the bottom of the net cylinder and corresponds to the limiting plug column, a stirring shaft is arranged in the middle of the bottom of the cross frame, and ultrasonic generators are installed on the left and right sides of the cleaning box.

[0007] As a preferred solution of the utility model, the connection mode between the rotating shaft and the cleaning box is a rotational connection, and a sealing sleeve is installed at the connection between the rotating shaft and the cleaning box.

[0008] As a preferred solution of the utility model, the upper and lower ends of the threaded rod are respectively connected to the top plate and the bottom plate, and the connection method is a rotational connection.

[0009] As a preferred solution of the utility model, the connection mode between the lifting seat and the vertical rod is a sliding connection, and the connection mode between the lifting seat and the threaded rod is a threaded connection.

[0010] As a preferred solution of the utility model, the cross-sectional shape of the slide bar and the rotating groove is an inverted T-shaped structure design, and the slide bar and the rotating groove are connected in a sliding manner.

[0011] As a preferred solution of the utility model, the outer structure of the limiting column and the limiting slot is a rectangular parallelepiped structure, and the connection structure between the limiting column and the limiting slot is a sliding plug-in connection.

[0012] As a preferred solution of the present invention, the controller is connected to the first motor, the second motor, and the ultrasonic generator respectively through wires, and the connection method is electrical connection.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, the turntable, the limit plug, the rotating shaft, the first motor and the limit slot are arranged to drive the net cylinder to rotate, and the stirring shaft is arranged to stir and clean the photovoltaic silicon wafers placed in the net cylinder. The ultrasonic generator is arranged to clean the photovoltaic silicon wafers by ultrasonic waves. In summary, the above design can achieve a better cleaning effect of the photovoltaic silicon wafers through stirring and ultrasonic cleaning.

[0015] 2. In the utility model, the bottom plate, vertical poles, threaded rods, top plate, second motor, lifting seat, horizontal frame plate, side plates, slide bars and rotating grooves are arranged to drive the net cylinder to move up and down, thereby facilitating the loading and unloading operations of photovoltaic silicon materials when the photovoltaic silicon materials are cleaned. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall appearance structure of the utility model;

[0017] Figure 2 This is an enlarged schematic diagram of structure A of the utility model;

[0018] Figure 3 It is a partial structural schematic diagram of the utility model;

[0019] Figure 4 It is a schematic diagram of the bottom structure of the net tube of the utility model.

[0020] In the figure: 1. cleaning box; 2. turntable; 3. limit plug; 4. rotating shaft; 5. first motor; 6. controller; 7. bottom plate; 8. vertical pole; 9. threaded rod; 10. top plate; 11. second motor; 12. lifting seat; 13. horizontal frame plate; 14. side plate; 15. net cylinder; 16. slide bar; 17. rotating trough; 18. limit slot; 19. stirring shaft; 20. ultrasonic generator. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] For examples, see Figure 1-4 , the utility model provides a technical solution:

[0023] A photovoltaic silicon wafer pretreatment cleaning machine comprises a cleaning box 1, a turntable 2 is installed at the lower part of the cleaning box 1, a limited position plug 3 is arranged on the top of the turntable 2, a rotating shaft 4 is arranged at the bottom of the turntable 2, a first motor 5 is installed at the bottom of the cleaning box 1 and corresponding to the rotating shaft 4, a controller 6 is arranged at the front of the cleaning box 1, a bottom plate 7 is symmetrically arranged at the top of the cleaning box 1, a vertical rod 8 is symmetrically arranged at the top of the bottom plate 7, a threaded rod 9 is arranged in the middle of the top of the bottom plate 7, a top plate 10 is arranged on the top of the vertical rod 8 and the threaded rod 9, and a top plate 10 is installed in the middle of the top of the top plate 10 A second motor 11, the outer walls of the vertical rod 8 and the threaded rod 9 are sleeved with a lifting seat 12, a horizontal frame plate 13 is arranged on the inner side of the lifting seat 12, and side plates 14 are symmetrically arranged at the bottom of the horizontal frame plate 13, a net cylinder 15 is arranged on the lower side of the horizontal frame plate 13, a sliding bar 16 is arranged at the bottom of the horizontal frame plate 13, a rotating groove 17 is provided at the top of the net cylinder 15 and corresponding to the sliding bar 16, a limiting slot 18 is provided at the bottom of the net cylinder 15 and corresponding to the limiting plug column 3, a stirring shaft 19 is arranged in the middle of the bottom of the horizontal frame plate 13, and ultrasonic generators 20 are installed on the left and right sides of the cleaning box 1.

[0024] In this embodiment, the connection mode of the rotating shaft 4 and the cleaning box 1 is a rotational connection, and a sealing sleeve is installed at the connection between the rotating shaft 4 and the cleaning box 1. The upper and lower ends of the threaded rod 9 are respectively connected to the top plate 10 and the bottom plate 7, and the connection mode is a rotational connection. The connection mode of the lifting seat 12 and the vertical rod 8 is a sliding connection. The connection mode of the lifting seat 12 and the threaded rod 9 is a threaded connection. The cross-sectional shape of the slide bar 16 and the rotation groove 17 is an inverted T-shaped structure design, and the connection mode of the slide bar 16 and the rotation groove 17 is a sliding connection. The outer shape structure of the limit plug 3 and the limit slot 18 is a rectangular parallelepiped structure design, and the connection structure of the limit plug 3 and the limit slot 18 is a sliding plug-in connection. The controller 6 is respectively connected to the first motor 5, the second motor 11, and the ultrasonic generator 20 through wires. The mesh cylinder 15 is connected, and the connection method is electrical connection. The turntable 2, the limit plug 3, the rotating shaft 4, the first motor 5, and the limit slot 18 are arranged to drive the mesh cylinder 15 to rotate, and cooperate with the arranged stirring shaft 19, so that the photovoltaic silicon wafers placed in the mesh cylinder 15 can be stirred and cleaned. The arranged ultrasonic generator 20 can clean the photovoltaic silicon wafers by ultrasonic waves. In summary, through stirring and ultrasonic cleaning, the cleaning effect of the photovoltaic silicon wafers can be better. The bottom plate 7, the vertical rod 8, the threaded rod 9, the top plate 10, the second motor 11, the lifting seat 12, the horizontal frame plate 13, the side plate 14, the sliding bar 16, and the rotating groove 17 are arranged to drive the mesh cylinder 15 to move up and down, so that when the photovoltaic silicon material is cleaned, the loading and unloading operations of the photovoltaic silicon material are convenient.

[0025] The working process of the utility model is as follows: when in use, first put the photovoltaic silicon material into the mesh cylinder 15, and then start the second motor 11 to drive the threaded rod 9 to rotate forwardly. At this time, the lifting seat 12 will move downward on the vertical rod 8 and the threaded rod 9, thereby driving the mesh cylinder 15 to descend into the cleaning box 1. At this time, the limiting plug 3 will be inserted into the limiting slot 18, and then start the first motor 5 to drive the mesh cylinder 15 to rotate. At this time, the stirring shaft 19 will rotate relative to the mesh cylinder 15, thereby stirring and cleaning the photovoltaic silicon material in the mesh cylinder 15, and then start the ultrasonic generator 20 to ultrasonically clean the photovoltaic silicon material. After the cleaning is completed, start the second motor 11 to drive the threaded rod 9 to rotate in the opposite direction, and then pull the mesh cylinder 15 up from the cleaning box 1, and finally take the cleaned silicon material out of the mesh cylinder 15.

[0026] 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. A photovoltaic silicon wafer pretreatment cleaning machine, comprising a cleaning box (1), characterized in that: A turntable (2) is installed at the lower part of the interior of the cleaning box (1), a limit plug column (3) is arranged at the top of the turntable (2), a rotating shaft (4) is arranged at the bottom of the turntable (2), a first motor (5) is installed at the bottom of the cleaning box (1) and corresponding to the rotating shaft (4), a controller (6) is arranged at the front of the cleaning box (1), a bottom plate (7) is symmetrically arranged at the top of the cleaning box (1), vertical rods (8) are symmetrically arranged at the top of the bottom plate (7), a threaded rod (9) is arranged in the middle of the top of the bottom plate (7), a top plate (10) is arranged on the top of the vertical rod (8) and the threaded rod (9), and a second motor (11) is installed in the middle of the top of the top plate (10), The outer walls of the vertical rod (8) and the threaded rod (9) are sleeved with a lifting seat (12), a horizontal frame plate (13) is arranged on the inner side of the lifting seat (12), and the bottom of the horizontal frame plate (13) is symmetrically provided with side plates (14), a net cylinder (15) is arranged on the lower side of the horizontal frame plate (13), a sliding bar (16) is arranged at the bottom of the horizontal frame plate (13), a rotating groove (17) is provided at the top of the net cylinder (15) and corresponding to the sliding bar (16), a limiting slot (18) is provided at the bottom of the net cylinder (15) and corresponding to the limiting plug column (3), a stirring shaft (19) is arranged in the middle of the bottom of the horizontal frame plate (13), and ultrasonic generators (20) are installed on the left and right sides of the cleaning box (1).

2. A photovoltaic silicon wafer pretreatment cleaning machine according to claim 1, characterized in that: The rotating shaft (4) and the cleaning box (1) are connected in a rotating manner, and a sealing sleeve is installed at the connection between the rotating shaft (4) and the cleaning box (1).

3. The photovoltaic silicon wafer pretreatment cleaning machine according to claim 1, characterized in that: The upper and lower ends of the threaded rod (9) are respectively connected to the top plate (10) and the bottom plate (7), and the connection method is a rotational connection.

4. The photovoltaic silicon wafer pretreatment cleaning machine according to claim 1, characterized in that: The lifting seat (12) is connected to the vertical rod (8) in a sliding manner, and the lifting seat (12) is connected to the threaded rod (9) in a threaded manner.

5. The photovoltaic silicon wafer pretreatment cleaning machine according to claim 1, characterized in that: The cross-sectional shape of the slide bar (16) and the rotating groove (17) is designed as an inverted T-shaped structure, and the slide bar (16) and the rotating groove (17) are connected in a sliding manner.

6. The photovoltaic silicon wafer pretreatment cleaning machine according to claim 1, characterized in that: The outer structure of the limiting plug column (3) and the limiting slot (18) is a rectangular parallelepiped structure, and the connection structure between the limiting plug column (3) and the limiting slot (18) is a sliding plug-in connection.

7. The photovoltaic silicon wafer pretreatment cleaning machine according to claim 1, characterized in that: The controller (6) is connected to the first motor (5), the second motor (11), and the ultrasonic generator (20) respectively through wires, and the connection method is electrical connection.

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