CN116900909A - Photovoltaic cable end burnishing device - Google Patents

Abstract

The invention discloses a photovoltaic cable end polishing device, which includes a base. The bottom of the base is fixedly connected with a universal wheel. The top of the base is fixedly connected with a connecting rod. There are multiple connecting rods, and the One end of the connecting rod away from the base is fixedly connected to a workbench. The main motor is fixedly connected to the top center of the base. The top of the workbench is fixedly connected to the grinding mechanism and the clamping mechanism. The inner wall of the workbench is fixedly connected to a cleaning device. Mechanism, the grinding mechanism includes a turntable and sandpaper, the turntable is sleeved and fixedly connected to the output end of the main motor, and the sandpaper is fixedly connected to the bottom of the turntable. The invention relates to the field of polishing technology. In this photovoltaic cable end polishing device, the polishing mechanism uses telescopic columns and top plates to fix the cable ends in appropriate positions, and the workbench contains multiple telescopic columns, which can polish multiple cable ends at the same time, thus improving the efficiency of staff. work efficiency.

Description

A photovoltaic cable end polishing device

Technical field

The invention relates to the field of polishing technology, specifically a photovoltaic cable end polishing device.

Background technique

Photovoltaic refers to solar photovoltaic power generation technology, which is the process of converting solar energy into electrical energy using the photovoltaic effect. Photovoltaic power generation is currently one of the most mature and widely used renewable energy sources. The principle of photovoltaic power generation is based on the photovoltaic effect. When sunlight strikes a photovoltaic cell, the photons in the beam excite the semiconductor material in the photovoltaic cell, causing it to generate an electric current. This photoelectric conversion process converts solar energy into DC power through photovoltaic cells, and then converts DC power into AC power through an inverter, which can be supplied to the power grid or used for self-use in homes, businesses, etc. Photovoltaic cable ends are key components used to connect photovoltaic cables and photovoltaic modules. It is usually made of high-quality materials that can provide reliable electrical connections and mechanical strength. During the production process of photovoltaic cables, the ends of photovoltaic cables need to be polished to ensure the quality of the electrical connections at the ends.

After the circuit is damaged, workers need to disassemble and repair the cable circuit. The ends of the photovoltaic cables are very easy to rust after being corroded by other metals and water vapor. Therefore, after repairing the photovoltaic cables, maintenance personnel need to repair the ends of the photovoltaic cables. The portable polishing equipment is difficult to process multiple ends at one time, resulting in low maintenance efficiency.

Contents of the invention

In order to achieve the above objects, the present invention is realized through the following technical solutions: a photovoltaic cable end polishing device, including a base, the bottom of the base is fixedly connected with a universal wheel, and the top of the base is fixedly connected with a connecting rod, so There are multiple connecting rods. One end of the connecting rod away from the base is fixedly connected to a workbench. The main motor is fixedly connected to the top center of the base. The top of the workbench is fixedly connected to the grinding mechanism and the clamping mechanism. A cleaning mechanism is fixedly connected to the inner wall of the workbench;

The grinding mechanism includes a turntable and sandpaper. The turntable is sleeved and fixedly connected to the output end of the main motor. The sandpaper is fixedly connected to the bottom of the turntable.

Further, the grinding mechanism also includes a telescopic column, a dome boss and a spring. A groove is provided on the top of the workbench. The telescopic column is slidingly connected to the inner wall of the groove. The dome boss is fixed. Connected to the top of the telescopic column, the spring is fixedly connected to the bottom of the telescopic column, and the end of the spring away from the telescopic column is fixedly connected to the bottom of the inner wall of the groove.

Further, the grinding mechanism also includes a fixed block, a spring 2 and a top plate. The fixed block is fixedly connected to the top of the workbench. The fixed blocks are in a group of two and the two fixed blocks are symmetrically arranged on the telescopic column. On both sides of the center, multiple sets of fixed blocks are provided. The second spring is fixedly connected to the side of the fixed block. The top plate is fixedly connected to the end of the second spring away from the fixed block. The grinding mechanism uses telescopic columns and the top plate to connect the cable ends. The head is fixed in a suitable position, and the workbench contains multiple telescopic columns, which can grind multiple cable ends at the same time, thereby improving the work efficiency of the staff.

Further, the grinding mechanism and the clamping mechanism are located outside the top of the workbench, the clamping mechanism is located outside the grinding mechanism, and the cleaning mechanism is located at the top center of the workbench.

Further, the clamping mechanism includes a rotating column, a clamping plate and a spring. The rotating column is fixedly connected to the top of the workbench. There are two rotating columns and they are symmetrically arranged on both sides of the center of the telescopic column. , the clamping plate is rotationally connected to the side of the rotating column, and the two ends of the spring three are respectively fixedly connected to the opposite sides of the two clamping plates.

Further, the clamping mechanism also includes a pressing plate, a support rod, a support head, a triangular plate and a slot. The pressing plate is rotatably connected to the top of the workbench through a bracket, and the pressing plate is located directly below the clamping plate. The support rod is fixedly connected to one end of the pressing plate close to spring 3. The function of the clamping mechanism is to use the clamping plate to clamp the cable to prevent the cable from running and affecting the polishing of the end.

Further, two support heads are provided and fixedly connected to both ends of the support rod respectively. The triangular plate is fixedly connected to the side of the clamping plate. The slot is opened at the top of the side of the triangular plate. The support head slides. Connected to the side of the triangular plate and the inner wall of the slot.

Further, the cleaning mechanism includes a protective shell 1, a protective shell 2, a connecting frame and a sleeve. The protective shell 1 is fixedly connected to the inner wall of the workbench, and the protective shell 2 is slidingly connected to the output end side of the main motor. There are multiple connecting frames, and the upper and lower ends of the connecting frame are fixedly connected to the inner walls of the first and second protective shells respectively. The sleeve is sleeved and slidably connected to the side of the output end of the main motor. One end of the connecting frame away from the first and second protective shells is fixedly connected to the outer wall of the sleeve. The main function of the cleaning mechanism is to absorb and clean the dust generated by polishing the ends.

Further, the cleaning mechanism also includes a moving plate, a spring, a push rod and a top plate. The moving plate is sleeved and slidably connected to the outer wall of the sleeve. The side of the moving plate away from the sleeve is slidably connected to the protective wall. The inner wall of shell one, the spring four is fixedly connected to the top of the moving plate, the end of the spring four away from the moving plate is fixedly connected to the bottom of the connecting frame, the push rod is fixedly connected to the bottom of the moving plate, and the top plate It is sleeved and fixedly connected to the output end side of the main motor, and the end of the push rod away from the moving plate is slidingly connected to the top of the top plate.

Further, the cleaning mechanism also includes a dust suction component, which includes a sliding cylinder, a dust suction shell, a dust suction hole, and bristles. The top and bottom of the sliding cylinder are respectively slidably connected to the second protective shell through guide rails. The bottom and the top of the protective shell are connected to the outer wall of the sliding tube. The dust suction holes are provided with two groups and are respectively opened on the end face and the bottom side of the dust suction shell. The bristles are fixedly connected to the suction hole. On the other side of the bottom of the dust shell, the top of the dust suction shell is set through a bracket and fixedly connected to the output end side of the main motor.

The invention provides a photovoltaic cable end polishing device. It has the following beneficial effects:

1. This kind of photovoltaic cable end polishing device is equipped with a grinding mechanism. In order to solve the problem of being unable to polish multiple ends at the same time, the polishing device is equipped with multiple grinding points on the workbench to share a piece of sandpaper. When polishing is needed When terminating, insert the end into the sandpaper and the dome boss. The telescopic column is squeezed by spring one and the dome boss is pressed against the round hole in the center of the cable end. The top plate presses the end of the end under the action of spring two. Clamp the outside, and then start the main motor. The main motor drives the turntable and sandpaper to rotate to achieve the purpose of polishing the cable ends. The workbench contains multiple telescopic columns that can fix and polish multiple cable ends at the same time. Improve staff productivity.

2. This photovoltaic cable end polishing device is equipped with a clamping mechanism that should keep the cable stationary when polishing the end to avoid the shaking of the cable from affecting the polishing of the end. Before polishing the end, turn the pressing plate. After the pressing plate is moved, the support head slides out of the slot and slides down along the side of the triangular plate. It loses the support of the support rod and the clamping plate opens under the action of spring three. At this time, the cable is placed on the two clamping plates. in between, and then move the pressing plate again, the support head will open one side of the clamping plate, and the other side will clamp the cable after rotation, thereby clamping and fixing the wire part of the cable, avoiding the wire part of the cable It affects the grinding of the ends.

3. This photovoltaic cable end polishing device is equipped with a dust suction hole. During the polishing process, a lot of metal dust will be produced, which is harmful to the human body. The dust suction hole can absorb the dust. After starting the main motor, the top The disk rotates accordingly. During the rotation of the top disk, the top of the top disk will intermittently squeeze the ejector rod. After the ejector rod is squeezed, it drives the movable plate to move. After the ejector rod loses its squeeze, the movable plate is driven by the spring. The push rod slides down, thereby generating negative pressure inside the first and second protective shells. The suction holes of the dust suction housing absorb the dust generated by grinding on the workbench through the suction generated by the negative pressure, thus achieving the goal of utilizing the dust suction holes. The purpose of cleaning floating dust.

4. This photovoltaic cable end polishing device is equipped with bristles. In addition to floating dust, there is also some dust falling on the workbench, and the bristles can clean the dust. After the main motor rotates, the sliding cylinder is driven to rotate, and then located The bristles at the bottom of the vacuum shell continuously clean and stir up the fallen dust as the vacuum shell rotates with the sliding cylinder. The dust stirred up by the bristles is absorbed by the suction holes, and part of it is adsorbed on the bristles. This achieves the purpose of cleaning up fallen dust.

Description of the drawings

Figure 1 is a schematic structural diagram of the turntable of the present invention;

Figure 2 is a schematic structural diagram of the photovoltaic cable end polishing device of the present invention;

Figure 3 is a schematic structural diagram of a telescopic column according to the present invention;

Figure 4 is a schematic structural diagram of the clamping mechanism of the present invention;

Figure 5 is a schematic structural diagram of the cleaning mechanism of the present invention;

Figure 6 is a schematic structural diagram of the top plate of the present invention;

Figure 7 is a schematic structural diagram of the dust collecting component of the present invention;

Figure 8 is a schematic cross-sectional structural diagram of the protective shell 1 and the protective shell 2 of the present invention.

In the picture: 1. Base; 11. Universal wheel; 12. Connecting rod; 13. Workbench; 14. Main motor; 2. Grinding mechanism; 21. Turntable; 22. Sandpaper; 23. Telescopic column; 24. Dome Boss; 25. Spring one; 26. Fixed block; 27. Spring two; 28. Top plate; 3. Clamping mechanism; 31. Rotating column; 32. Clamping plate; 33. Spring three; 34. Pressing plate; 35 , support rod; 36, support head; 37, triangle plate; 38, card slot; 4, cleaning mechanism; 41, protective shell one; 42, protective shell two; 43, connecting frame; 44, sleeve; 45, moving plate; 46. Spring four; 47. Push rod; 48. Top plate; 49. Vacuum suction parts; 491. Sliding cylinder; 492. Vacuum suction shell; 493. Vacuum suction hole; 494. Bristles.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Please refer to Figures 1-4. The present invention provides a technical solution: a photovoltaic cable end polishing device, including a base 1. The bottom of the base 1 is fixedly connected with a universal wheel 11, and the top of the base 1 is fixedly connected with a connecting rod. 12. There are multiple connecting rods 12. One end of the connecting rod 12 away from the base 1 is fixedly connected to the workbench 13. The main motor 14 is fixedly connected to the top center of the base 1. The top of the workbench 13 is fixedly connected to the grinding mechanism 2 and the clamp. Tightening mechanism 3, a cleaning mechanism 4 is fixedly connected to the inner wall of the workbench 13;

The grinding mechanism 2 includes a turntable 21 and sandpaper 22. The turntable 21 is sleeved and fixedly connected to the output end of the main motor 14. The sandpaper 22 is fixedly connected to the bottom of the turntable 21. The grinding mechanism 2 also includes a telescopic column 23, a dome boss 24 and a Spring one 25, the top of the workbench 13 is provided with a plurality of grooves, the telescopic column 23 is slidingly connected to the inner wall of the groove, the dome boss 24 is fixedly connected to the top of the telescopic column 23, and the spring one 25 is fixed Connected to the bottom of the telescopic column 23, one end of the spring 25 away from the telescopic column 23 is fixedly connected to the bottom of the inner wall of the groove. The grinding mechanism 2 also includes a fixed block 26, a spring 27 and a top plate 28. The fixed block 26 is fixedly connected to the workbench. 13, the fixed blocks 26 are arranged in groups of two, and the two fixed blocks 26 are symmetrically arranged on both sides of the center of the telescopic column 23. The fixed blocks 26 are provided in multiple groups, and the springs 27 are fixedly connected to the sides of the fixed blocks 26. , the top plate 28 is fixedly connected to one end of the second spring 27 away from the fixed block 26 .

When the end needs to be polished, insert the end into the sandpaper 22 and the dome boss 24. The telescopic column 23 is extruded by the spring 25 and pushes the dome boss 24 against the round hole in the center of the cable end. The top plate 28 is in The outer side of the end is clamped under the action of the second spring 27, and then the main motor 14 is started. The main motor 14 drives the turntable 21 and the sandpaper 22 to rotate to polish the end, and each groove is provided with a telescopic column 23. Therefore, the equipment can grind multiple ends at one time, thereby improving workers' work efficiency.

The grinding mechanism 2 and the clamping mechanism 3 are both located on the outside of the top of the workbench 13. The clamping mechanism 3 is located on the outside of the grinding mechanism 2. The cleaning mechanism 4 is located at the top center of the workbench 13. The wires of the cable are fixed by the clamping mechanism 3. The end part is polished and fixed by the grinding mechanism 2, and the dust generated by grinding is cleaned by the cleaning mechanism 4.

The clamping mechanism 3 includes a rotating column 31, a clamping plate 32 and a spring 33. The rotating column 31 is fixedly connected to the top of the workbench 13. There are two rotating columns 31 and they are symmetrically arranged on both sides of the center of the telescopic column 23. The clamping plate 32 is rotationally connected to the side of the rotating column 31, and the two ends of the spring 33 are fixedly connected to the opposite sides of the two clamping plates 32. The clamping mechanism 3 also includes a pressing plate 34, a support rod 35, and a support head. 36. Triangular plate 37 and slot 38. The pressing plate 34 is rotatably connected to the top of the workbench 13 through the bracket. The pressing plate 34 is located directly below the clamping plate 32. The support rod 35 is fixedly connected to one end of the pressing plate 34 close to the spring 33. , two support heads 36 are provided and fixedly connected to both ends of the support rod 35 respectively. The triangular plate 37 is fixedly connected to the side of the clamping plate 32. The slot 38 is opened at the top of the side of the triangular plate 37. The support head 36 is slidingly connected to the triangular plate. 37 and the inner wall of the slot 38 .

Before grinding the end, turn the pressing plate 34. After the pressing plate 34 is turned, the support head 36 slides out of the slot 38 and slides down along the side of the triangular plate 37. The side of the triangular plate 37 goes from wide to narrow, so it loses support. After the support of the rod 35, the spring 33 pulls one side of the clamping plate 32, causing the other side to rotate around the rotating column 31 and then open, and then place the cable between the two clamping plates 32, and then pull it again. Move the pressing plate 34, the support head 36 moves up and snaps into the slot 38 again. The support head 36 opens one side of the clamping plate 32, and the other side clamps the cable after rotating, thereby clamping the wire part of the cable. Clamped and fixed.

Please refer to Figures 1 to 8. The present invention provides a technical solution: the cleaning mechanism 4 includes a protective shell 41, a protective shell 42, a connecting frame 43 and a sleeve 44. The protective shell 41 is fixedly connected to the inner wall of the workbench 13. The second protective shell 42 is slidingly connected to the output side of the main motor 14. There are multiple connecting frames 43. The upper and lower ends of the connecting frame 43 are fixedly connected to the inner walls of the protective shell 1 41 and the second protective shell 42 respectively. The sleeve 44 It is sleeved and slidably connected to the output end side of the main motor 14. One end of the connecting frame 43 away from the first protective shell 41 and the second protective shell 42 is fixedly connected to the outer wall of the sleeve 44. The cleaning mechanism 4 also includes a moving plate 45, a spring 46, a push rod 47 and a top plate 48. The moving plate 45 is sleeved and slidably connected to the outer wall of the sleeve 44. The side of the moving plate 45 away from the sleeve 44 is slidably connected to the protective wall. On the inner wall of the shell 41, the spring 46 is fixedly connected to the top of the moving plate 45, the end of the spring 46 away from the moving plate 45 is fixedly connected to the bottom of the connecting frame 43, the push rod 47 is fixedly connected to the bottom of the moving plate 45, and the top plate 48 is sleeved and fixedly connected to the output end side of the main motor 14, and the end of the push rod 47 away from the moving plate 45 is slidably connected to the top of the top plate 48.

After the main motor 14 is started, the top plate 48 rotates accordingly. During the rotation of the top plate 48, the top of the top plate 48 will intermittently squeeze the ejector rod 47. After the ejector rod 47 is squeezed, it drives the moving plate 45 to move upward. After the rod 47 loses its extrusion, the moving plate 45 drives the push rod 47 downward due to the spring four 46, thereby generating negative pressure inside the first protective shell 41 and the second protective shell 42, thus providing suction force for the dust suction component 49.

The cleaning mechanism 4 also includes a dust suction component 49. The dust suction component 49 includes a sliding cylinder 491, a dust suction shell 492, a dust suction hole 493, and bristles 494. The top and bottom of the sliding cylinder 491 are respectively slidingly connected to the protective shell 42 through guide rails. The bottom and the top of the protective shell 41, the dust suction shell 492 is connected to the outer wall of the sliding tube 491, two groups of dust suction holes 493 are provided and are respectively opened on the end face and bottom side of the dust suction shell 492, and the bristles 494 are fixedly connected to the suction hole. On the other side of the bottom of the dust casing 492, the top of the dust suction casing 492 is sleeved through a bracket and fixedly connected to the output end side of the main motor 14.

The dust suction hole 493 of the dust suction shell 492 absorbs the dust generated by grinding on the workbench 13 through the suction force generated by the negative pressure, thereby achieving the purpose of using the dust suction hole 493 to clean the floating dust. After the main motor 14 rotates, the sliding cylinder 491 is driven to rotate, and then the bristles 494 located at the bottom of the dust suction shell 492 continuously clean and agitate the fallen dust as the dust suction shell 492 rotates with the sliding cylinder 491, and are aroused by the bristles 494. The dust is absorbed by the dust suction holes 493, and part of it is adsorbed on the bristles 494, thereby achieving the purpose of cleaning the fallen dust.

Before grinding the end, turn the pressing plate 34. After the pressing plate 34 is turned, the supporting head 36 slides out of the slot 38 and slides down along the side of the triangular plate 37, losing the support of the supporting rod 35. The clamping plate 32 is in the spring. It is opened under the action of three 33. At this time, the cable is placed between the two clamping plates 32, and then the pressing plate 34 is moved again. The support head 36 will open one side of the clamping plate 32, and the other side is rotating. The cable is then clamped, whereby the wire portion of the cable is clamped and fixed.

When the end needs to be polished, insert the end into the sandpaper 22 and the dome boss 24. The telescopic column 23 is extruded by the spring 25 and pushes the dome boss 24 against the round hole in the center of the cable end. The top plate 28 is in The outer side of the end is clamped under the action of the second spring 27, and then the main motor 14 is started, and the main motor 14 drives the turntable 21 and the sandpaper 22 to rotate to polish the end.

After the main motor 14 is started, the top plate 48 rotates accordingly. During the rotation of the top plate 48, the top of the top plate 48 will intermittently squeeze the ejector rod 47. After the ejector rod 47 is squeezed, it drives the moving plate 45 to move upward. After the rod 47 loses its extrusion, the moving plate 45 drives the push rod 47 downward due to the spring four 46, thereby generating negative pressure inside the first protective shell 41 and the second protective shell 42, and the dust suction hole 493 of the dust suction shell 492 passes through. The suction force generated by the negative pressure absorbs the dust generated by grinding on the workbench 13, thereby achieving the purpose of using the dust suction hole 493 to clean the floating dust. After the main motor 14 rotates, the sliding cylinder 491 is driven to rotate, and then the bristles 494 located at the bottom of the dust suction shell 492 continuously clean and agitate the fallen dust as the dust suction shell 492 rotates with the sliding cylinder 491, and are aroused by the bristles 494. The dust is absorbed by the suction holes 493, and part of it is adsorbed on the bristles 494.

Obviously, the described embodiments are only some of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in this field and related fields without creative efforts should fall within the scope of protection of the present invention. The structures, devices and operating methods that are not specifically described and explained in the present invention are all implemented according to conventional means in the art unless otherwise specified or limited.

Claims (10)

1. A photovoltaic cable end polishing device, including a base (1), characterized in that: a universal wheel (11) is fixedly connected to the bottom of the base (1), and a universal wheel (11) is fixedly connected to the top of the base (1). There are multiple connecting rods (12). One end of the connecting rod (12) away from the base (1) is fixedly connected to a workbench (13). The top center of the base (1) The main motor (14) is fixedly connected to the top of the workbench (13), the grinding mechanism (2) and the clamping mechanism (3) are fixedly connected to the top of the workbench (13), and the cleaning mechanism (4) is fixedly connected to the inner wall of the workbench (13). ); The grinding mechanism (2) includes a turntable (21) and sandpaper (22). The turntable (21) is sleeved and fixedly connected to the output end of the main motor (14). The sandpaper (22) is fixedly connected to the turntable (22). 21) at the bottom. 2. A photovoltaic cable end polishing device according to claim 1, characterized in that: the polishing mechanism (2) also includes a telescopic column (23), a dome boss (24) and a spring (25) , a groove is provided on the top of the workbench (13), the telescopic column (23) is slidingly connected to the inner wall of the groove, and the dome boss (24) is fixedly connected to the top of the telescopic column (23). The spring one (25) is fixedly connected to the bottom of the telescopic column (23), and the end of the spring one (25) away from the telescopic column (23) is fixedly connected to the bottom of the inner wall of the groove. 3. A photovoltaic cable end polishing device according to claim 2, characterized in that: the polishing mechanism (2) also includes a fixed block (26), a second spring (27) and a top plate (28). The fixed blocks (26) are fixedly connected to the top of the workbench (13). The fixed blocks (26) are arranged in groups of two and the two fixed blocks (26) are symmetrically arranged on both sides of the center of the telescopic column (23). , the fixed block (26) is provided with multiple groups, the second spring (27) is fixedly connected to the side of the fixed block (26), the top plate (28) is fixedly connected to the second spring (27) away from the fixed block (26) ) one end. 4. A photovoltaic cable end polishing device according to claim 3, characterized in that: the grinding mechanism (2) and the clamping mechanism (3) are located outside the top of the workbench (13), and the clamp The tightening mechanism (3) is located outside the grinding mechanism (2), and the cleaning mechanism (4) is located at the top center of the workbench (13). 5. A photovoltaic cable end polishing device according to claim 4, characterized in that: the clamping mechanism (3) includes a rotating column (31), a clamping plate (32) and spring three (33), The rotating column (31) is fixedly connected to the top of the workbench (13). There are two rotating columns (31) and they are symmetrically arranged on both sides of the center of the telescopic column (23). The clamping plate (23) 32) is rotationally connected to the side of the rotating column (31), and the two ends of the spring three (33) are fixedly connected to the opposite sides of the two clamping plates (32). 6. A photovoltaic cable end polishing device according to claim 5, characterized in that: the clamping mechanism (3) also includes a pressing plate (34), a support rod (35), a support head (36), Triangular plate (37) and slot (38), the pressing plate (34) is rotatably connected to the top of the workbench (13) through a bracket, and the pressing plate (34) is located directly below the clamping plate (32), so The support rod (35) is fixedly connected to one end of the pressing plate (34) close to the spring three (33). 7. A photovoltaic cable end polishing device according to claim 6, characterized in that: the support heads (36) are provided with two and are fixedly connected to both ends of the support rod (35), and the triangular plate (37) is fixedly connected to the side of the clamping plate (32), the slot (38) is opened at the top of the side of the triangular plate (37), and the support head (36) is slidingly connected to the side of the triangular plate (37) and the clip. The inner wall of the groove (38). 8. A photovoltaic cable end polishing device according to claim 7, characterized in that the cleaning mechanism (4) includes a protective shell (41), a protective shell (42), a connecting frame (43) and a The sleeve (44), the first protective shell (41) is fixedly connected to the inner wall of the workbench (13), the second protective shell (42) is slidingly connected to the output end side of the main motor (14), and the connecting frame (43) There are multiple connectors (43). The upper and lower ends of the connecting frame (43) are fixedly connected to the inner walls of the protective shell one (41) and the second protective shell (42) respectively. The sleeve (44) is sleeved and slidable. Connected to the side of the output end of the main motor (14), one end of the connecting frame (43) away from the first protective shell (41) and the second protective shell (42) is fixedly connected to the outer wall of the sleeve (44). 9. A photovoltaic cable end polishing device according to claim 8, characterized in that the cleaning mechanism (4) also includes a moving plate (45), a spring (46), a push rod (47) and a push rod. The plate (48), the moving plate (45) is sleeved and slidably connected to the outer wall of the sleeve (44), and the side of the moving plate (45) away from the sleeve (44) is slidably connected to the protective shell (41). ), the four springs (46) are fixedly connected to the top of the moving plate (45), and one end of the four springs (46) away from the moving plate (45) is fixedly connected to the bottom of the connecting frame (43). The ejector rod (47) is fixedly connected to the bottom of the moving plate (45). The ejector plate (48) is sleeved and fixedly connected to the output end side of the main motor (14). The ejector rod (47) is far away from the moving plate (45). One end of 45) is slidably connected to the top of the top plate (48). 10. A photovoltaic cable end polishing device according to claim 9, characterized in that: the cleaning mechanism (4) also includes a dust suction component (49), and the dust suction component (49) includes a sliding cylinder ( 491), dust suction shell (492), dust suction holes (493) and bristles (494). The top and bottom of the sliding cylinder (491) are respectively slidingly connected to the bottom and protective shell of the second protective shell (42) through guide rails. On the top of one (41), the dust suction shell (492) is connected to the outer wall of the sliding tube (491), and the dust suction holes (493) are provided with two groups and are respectively opened on the end face and end face of the dust suction shell (492). On one side of the bottom, the bristles (494) are fixedly connected to the other side of the bottom of the dust suction housing (492). The top of the dust suction housing (492) is set through a bracket and fixedly connected to the output of the main motor (14). end side.