CN-122003112-A - Workpiece cleaning method, cleaning device and photovoltaic module cleaning machine

CN122003112ACN 122003112 ACN122003112 ACN 122003112ACN-122003112-A

Abstract

The invention discloses a workpiece cleaning method, a cleaning device and a photovoltaic module cleaning machine, wherein a bottom plate of the cleaning device and a collecting box are driven to move towards corners of a workpiece, the corners of the workpiece are located above the collecting box, the workpiece is located at a position to be cleaned, a first baffle is driven to move to an avoiding position in the collecting direction of a sensing device, a sensing device collects image data of the corners of the workpiece located above the collecting box, whether residual glue exists at the corners of the workpiece is judged based on the image data, if yes, the first baffle is driven to move to a position for shielding the sensing device, and at least one spray head is controlled to spray cleaning media towards the corners of the workpiece for cleaning. The automatic shielding and avoiding are realized by controlling the movement of the first baffle, the intelligence and the reliability of the cleaning process are improved, the residual glue splashed in the cleaning process is effectively prevented from polluting the sensing device, and the normal operation of the sensing device is ensured.

Inventors

XIE SHULIAN
LIU CHAO
ZHANG SHUAI
HU XUEJIN
ZU GUOLIANG

Assignees

苏州晟成光伏设备有限公司

Dates

Publication Date: 20260508
Application Date: 20260211

Claims (10)

1. A method of cleaning a workpiece, comprising the steps of: s10, driving a bottom plate of the cleaning device and the material collecting box to move towards the corner of the workpiece, wherein the corner of the workpiece is positioned above the material collecting box, and the workpiece is positioned at a position to be cleaned; s20, driving the first baffle to move to an avoiding position in the acquisition direction of the sensing device; s30, acquiring image data of a corner of a workpiece above the material collecting box by a sensing device, judging whether residual glue exists at the corner of the workpiece or not based on the image data, if so, executing S40, and if not, executing S60; S40, driving the first baffle to move to the position of the shielding sensing device; s50, controlling at least one spray head to spray a cleaning medium to the corner of the workpiece for cleaning, and executing S20 after the at least one spray head finishes cleaning; S60, driving the bottom plate of the cleaning device to reset.
2. The method of cleaning a workpiece according to claim 1, further comprising, after S20: S21, driving a second baffle to move to an avoiding position in the acquisition direction of a sensing device, so that the second baffle is shielded between the sensing device and the first baffle; the step S40 further comprises driving the second baffle to move to a position for shielding the sensing device.
3. The method of cleaning a workpiece according to claim 2, further comprising, after S10: S11, driving a jacking air cylinder to push the flexible lower pad to ascend so as to be attached to the lower surface of the workpiece; s12, driving a first power piece to enable the first baffle to move to a position for shielding the sensing device, and enabling a flexible upper pad at the bottom of a pressing plate of the first baffle to be attached to the upper surface of a workpiece; The step S50 specifically comprises: starting the first driving mechanism and the second driving mechanism to enable the first spray head to be close to the corner of the workpiece along the first movement direction, and enabling the second spray head to be close to the corner of the workpiece along the second movement direction; controlling the first spray head and the second spray head to spray the cleaning medium until the spraying area moves out of the corner of the workpiece, stopping spraying and driving the first spray head and the second spray head to reset; In the process that the first spray head and the second spray head move towards the corner, a third baffle and a fourth baffle which are respectively arranged at the spray openings of the first spray head and the second spray head move to a position between the box opening of the material collecting box and the transverse plate of the first baffle, and the third baffle, the fourth baffle, the material collecting box and the first baffle enclose together to form a cleaning space.
4. The workpiece cleaning method according to claim 1, wherein an interface of at least one nozzle is communicated with a dry ice generator, the diameter of dry ice particles sprayed by the at least one nozzle is 0.2-1 mm, and the dry ice consumption of the at least one nozzle is 200-500 g/min; the moving speed of at least one spray head is 4-15 mm/s, the moving distance is 1-5 cm, the distance between the at least one spray head and the side face of the workpiece is 30-60 cm, and the angle between the spraying direction of the at least one spray head and the side face of the workpiece is 20-80 degrees.
5. A cleaning apparatus based on the workpiece cleaning method according to any one of claims 1 to 4, characterized by comprising: A bottom plate; the bracket is arranged on the bottom plate; The collecting box is arranged on the bracket; the sensing device is arranged on the bracket, and the data acquisition part of the sensing device faces the collecting box; The first baffle is positioned at a first position when being positioned at an avoidance position in the data acquisition direction of the sensing device, and is positioned at a second position when being positioned between the sensing device and the material collecting box; the first power piece is arranged on the support, the first power piece is positioned above the material collecting box, the first power piece is connected with the first baffle, and the first power piece can drive the first baffle to reciprocate between a first position and a second position.
6. The cleaning device of claim 5, further comprising: The second baffle is arranged on the bracket, the second baffle is positioned at a third position when being positioned at an avoidance position in the data acquisition direction of the sensing device, and the second baffle is positioned at a fourth position when being positioned between the sensing device and the first baffle; The second power piece is arranged on the bracket and connected with the second baffle, and the second power piece can drive the second baffle to reciprocate at a third position and a fourth position.
7. The cleaning device of claim 6, wherein the box comprises an outer plate, the outer plate is provided with a notch, the data acquisition part of the sensing device faces the notch of the box; The first baffle comprises a vertical plate and a transverse plate, the top surface of the transverse plate is connected with the first power piece, when the first baffle is positioned at the second position, the vertical plate of the first baffle shields the notch of the material collecting box, and the shielding surface of the second baffle is arranged in a manner of being attached to the vertical plate of the first baffle.
8. The cleaning device of claim 7, further comprising: The nozzle of the first spray head is provided with a first spraying direction, an interface of the first spray head can be communicated with a cleaning medium source, and a third baffle is arranged at the nozzle of the first spray head; the first driving mechanism is arranged on the bottom plate and connected with the pipe body of the first spray head, the first driving mechanism can drive the first spray head to be close to or far away from the box opening of the material collecting box, and the third baffle plate can move between the box opening of the material collecting box and the transverse plate of the first baffle plate; the nozzle of the second spray head is provided with a second spraying direction, an interface of the second spray head can be communicated with a cleaning medium source, and a fourth baffle is arranged at the nozzle of the second spray head; The second driving mechanism is arranged on the bottom plate and connected with the pipe body of the second spray head, the second driving mechanism can drive the second spray head to be close to or far away from the box opening of the material collecting box, and the fourth baffle can move to a position between the box opening of the material collecting box and the transverse plate of the first baffle.
9. The cleaning device of claim 5, wherein the support comprises a fixed support and a rotating support, the fixed support is fixed on the bottom plate, the rotating support is rotatably arranged on the fixed support, the collecting box is arranged on the rotating support, the collecting box is located above the bottom plate and is located at a collecting position, the collecting box is located outside the bottom plate and is located at a cleaning position, the collecting box can rotate from the collecting position to the cleaning position, and a limiting piece is arranged on the bottom plate and can limit the rotating support to rotate so as to fix the collecting box at the collecting position.
10. The cleaning device according to claim 9, wherein the fixed support is vertically arranged on the bottom plate, and bearings are fixed on the upper part and the lower part of the fixed support; the rotary support comprises a first installation position, a second installation position and a device installation position, wherein a first power piece is arranged at the first installation position on the rotary support, a second power piece is arranged at the second installation position of the rotary support, and a sensing device is arranged at the device installation position of the rotary support.

Description

Workpiece cleaning method, cleaning device and photovoltaic module cleaning machine Technical Field The invention belongs to the field of photovoltaic module manufacturing equipment, and particularly relates to a workpiece cleaning method, a cleaning device and a photovoltaic module cleaning machine. Background In the production process of the photovoltaic module, a laminating machine is used for laminating the process, a layer of laminating piece is formed, the four sides of the laminating piece are required to be provided with frames to form the photovoltaic module, sealing glue is arranged between the frames and the laminating piece, the sealing glue is extruded in the frame installation process, the sealing glue extrusion condition can occur at four corners of the frames of the photovoltaic module, and the four corners of the photovoltaic module are required to be cleaned up. Among the prior art, CN222385512U discloses a photovoltaic module frame cleaning device, sprays dry ice through setting up fixed shower nozzle, clears up the cull at photovoltaic module edge, but the cull sprays and takes off the back and will splash to the camera, influences the follow-up normal work of camera. Disclosure of Invention The invention mainly aims to provide a workpiece cleaning method, a cleaning device and a photovoltaic module cleaning machine, and a residual glue pollution sensing device capable of preventing splashing in the cleaning process. The invention realizes the aim through the following technical scheme: A method of cleaning a workpiece comprising the steps of: S10, driving a bottom plate of the cleaning device and the material collecting box to move towards the corner of the workpiece, wherein the corner of the workpiece is positioned above the material collecting box, and the workpiece is positioned at a position to be cleaned; s20, driving the first baffle to move to an avoiding position in the acquisition direction of the sensing device; S30, the sensing device collects image data of the corner of the workpiece above the material collecting box, judges whether residual glue exists at the corner of the workpiece or not based on the image data, if so, executes S40, and if not, executes S60; S40, driving the first baffle to move to the position of the shielding sensing device; S50, controlling at least one spray head to spray a cleaning medium to the corner of the workpiece for cleaning, and executing S20 after the at least one spray head finishes cleaning; S60, driving the bottom plate of the cleaning device to reset. Further, after S20, further comprising: s21, driving the second baffle to move to an avoiding position in the acquisition direction of the sensing device, so that the second baffle 60 is shielded between the sensing device and the first baffle; s40 further includes driving the second shutter to move to a position shielding the sensing device. Further, after S10, the method further includes: S11, driving a jacking air cylinder to push the flexible lower pad to ascend so as to be attached to the lower surface of the workpiece; S12, driving the first power piece to enable the first baffle to move to the position for shielding the sensing device, and enabling a flexible upper pad at the bottom of a pressing plate of the first baffle to be attached to the upper surface of the workpiece; S50 specifically includes: starting the first driving mechanism and the second driving mechanism to enable the first spray head to be close to the corner of the workpiece along the first movement direction, and enabling the second spray head to be close to the corner of the workpiece along the second movement direction; Controlling the first spray head and the second spray head to spray the cleaning medium until the spraying area moves out of the corner of the workpiece, stopping spraying and driving the first spray head and the second spray head to reset; In the process that the first spray head and the second spray head move towards the corner, a third baffle plate and a fourth baffle plate which are respectively arranged at the spray openings of the first spray head and the second spray head move to a position between the box opening of the material collecting box and the transverse plate 51 of the first baffle plate, and the third baffle plate, the fourth baffle plate, the material collecting box and the first baffle plate are enclosed together to form a cleaning space. Further, an interface of at least one nozzle is communicated with the dry ice generator, the diameter of dry ice particles sprayed by the at least one nozzle is 0.2-1 mm, and the dry ice consumption of the at least one nozzle is 200-500 g/min; the moving speed of at least one spray head is 4-15 mm/s, the moving distance is 1-5 cm, the distance between the at least one spray head and the side face of the workpiece is 30-60 cm, and the angle between the spraying direction of the at least one spray head and the side face of the workpiece is 20-8