Drilling device for solar photovoltaic panel installation

Abstract

The utility model discloses a drilling device for mounting a solar photovoltaic panel, which comprises a workbench, a mechanical arm and an electric drill, and the mechanical arm is mounted on the workbench; a magnetic base is arranged at the bottom of the base, the vertical sliding table is vertically installed on the base, a handle is arranged at the upper end of the vertical sliding table, the vertical sliding table is installed on the mechanical arm in a lifting mode, the electric drill base is installed on the vertical sliding table in a lifting and sliding mode, the electric drill is installed on the electric drill base, and the fixed end of the electric push rod is installed on the electric drill base. And the lower end of the electric push rod is connected with the base. According to the utility model, drilling deviation during drilling can be avoided, the drilling precision is improved, and the labor intensity of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of drilling devices, in particular to a drilling device for installing a solar photovoltaic panel. Background Art

[0002] Solar photovoltaic panels are composed of components such as crystal panels and mounting frames. During the installation process of solar photovoltaic panels, it is necessary to drill holes in the mounting frames and related brackets, connecting plates and other components.

[0003] A Chinese utility model patent with prior art publication number CN212495519U proposes a drilling device for installing solar photovoltaic panels. The drilling device uses a power source to simultaneously operate an electric drill and a heat dissipation component, thereby saving energy consumption and achieving the effect of reducing the temperature of the processing position while drilling. The heat dissipation component can also remove drill cuttings. By providing a positioning component, it is convenient to process photovoltaic panels. The positioning component can increase the safe distance between the electric drill processing position and the staff, preventing drill cuttings from splashing and injuring the staff, thereby improving the safety of use. The use position of the positioning component is adjustable, and can be suitable for drilling requirements of different sizes and different positions.

[0004] However, when drilling holes in the mounting frame of the solar photovoltaic panel or other iron parts, the above-mentioned drilling device lacks the function of fixing the relative positions of the mounting frame and the iron parts and the drilling mechanism. During drilling, drilling deviation is prone to occur, resulting in reduced drilling accuracy. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a drilling device for installing a solar photovoltaic panel, which can avoid drilling deviation during drilling, improve drilling accuracy, and reduce the labor intensity of workers.

[0006] In order to solve the above technical problems, the technical solutions adopted by the present utility model are as follows.

[0007] A drilling device for installing a solar photovoltaic panel comprises a workbench, a mechanical arm and an electric drill, wherein the mechanical arm is mounted on the workbench; the device also comprises a base, a vertical slide, an electric drill seat and an electric push rod, wherein a magnetic seat is arranged at the bottom of the base, the vertical slide is vertically mounted on the base, a handle is arranged at the upper end of the vertical slide, the vertical slide can be lifted and lowered on the mechanical arm, the electric drill seat can be lifted and lowered and slidably mounted on the vertical slide, the electric drill is mounted on the electric drill seat, the fixed end of the electric push rod is mounted on the electric drill seat, and the lower end of the piston rod of the electric push rod is connected to the base; when working, a workpiece is placed on the workbench The upper clamp is fixed, and the mechanical arm is extended and retracted to drive the electric drill to move above the workpiece, and the vertical slide is lowered, so that the magnetic seat of the base falls on the workpiece, the magnetic seat is turned on and adsorbed on the workpiece, and the electric drill is started. The electric push rod is operated to retract and drive the electric drill seat to descend along the vertical slide, so that the electric drill drills a hole in the workpiece. Due to the adsorption effect of the magnetic seat, the electric drill and the workpiece remain relatively stable, avoiding drilling deviation during drilling, which is beneficial to improving drilling accuracy. By setting the mechanical arm, the electric drill can reach the top of the workpiece conveniently and quickly, reducing the labor intensity of the staff.

[0008] Preferably, the robotic arm includes a column, an articulated arm 1, a vertical axis and an articulated arm 2, the column is installed at the left end of the workbench, the left end of the articulated arm 1 is hinged to the upper end of the column, the left end of the articulated arm 2 is hinged to the right end of the articulated arm 1 through the vertical axis, the articulated arm 1 and the articulated arm 2 both swing horizontally, and the vertical slide can be lifted and lowered on the right end of the articulated arm 2; the articulated arm 1 rotates horizontally around the column, and the articulated arm 2 rotates horizontally around the vertical axis, thereby driving the vertical slide to reach any position on the workbench, the articulated arm 1 and the articulated arm 2 support the vertical slide, the structure is simple, the coverage area is large, and the labor intensity of the staff can be reduced.

[0009] Preferably, it also includes a connecting shaft 1, a connecting shaft 2 and two tensioning assemblies, the connecting shaft is coaxially installed on the column, the connecting shaft 2 is installed on the joint arm 2, one end of the two tensioning assemblies are connected to the vertical shaft, and the other ends of the two tensioning assemblies are respectively connected to the connecting shaft 1 and the connecting shaft 2, the tensioning assembly includes two screws, two threaded sleeves and a spring 1, the two screws are respectively provided with external threads of opposite rotation directions, the two threaded sleeves are respectively provided with internal threads of opposite rotation directions, the two threaded sleeves are elastically connected by a spring 1, and the two threaded sleeves are respectively connected to the two screws by threads; the tensioning assembly located between the connecting shaft 1 and the vertical shaft pulls up the right end of the joint arm 1, and the tensioning assembly located between the vertical shaft and the connecting shaft 2 pulls up the right end of the joint arm 2, thereby reducing the sagging of the joint arm 1 and the joint arm 2, and improving the supporting strength of the joint arm 1 and the joint arm 2, and the two screws are made to approach or adjust the tensioning force by rotating the two threaded sleeves on the tensioning assembly, and the elasticity of the spring 1 plays a buffering role, thereby improving the reliability of the device.

[0010] Preferably, it also includes a sliding rod, a slider, a card plate, an L-shaped arm plate, a connecting rod, a lifting plate and a spring. The sliding rod is vertically installed on the right end of the second joint arm, and a plurality of slots are arranged on the side of the sliding rod facing the vertical slide. The sliding rod is installed on the vertical slide, and the sliding rod is slidably installed on the second connecting shaft and the sliding rod. The card plate is slidably installed on the sliding rod, and the card plate matches the card slot of the sliding rod. The middle part of the L-shaped arm plate is rotatably installed on the vertical slide, and the lower end of the L-shaped arm plate is arranged as a vertical rod, and the lower end of the vertical rod is connected to the card plate through a pull rod, and a horizontal rod is arranged at the upper end of the L-shaped arm plate, and the outer end of the horizontal rod faces the vertical slide, and the outer end of the horizontal rod is rotatably connected to the lower end of the connecting rod, and the upper end of the connecting rod is rotatably connected to the lifting plate, and one end of the spring is connected to the lifting plate The other end of spring two is connected to the handle on the upper end of the vertical slide, and the elastic force of spring two pushes the lifting plate downward; the elastic force of spring two pushes the lifting plate downward, and the lifting plate pushes the outer end of the horizontal rod of the L-shaped arm plate downward through the connecting rod, so that the vertical rod of the L-shaped arm plate pushes the card plate toward the card slot of the slide bar through the pull rod, and the card plate is installed in the card slot of the slide bar, locking the position of the slide bar, the slide bar and the connecting shaft two. When the vertical slide table needs to be lifted or lowered, the handle is held to lift the lifting plate upward and compress spring two, and the lifting plate pulls the horizontal rod of the L-shaped arm plate through the connecting rod, so that the vertical rod of the L-shaped arm plate pulls the card plate to the right through the pull rod to disengage from the card slot of the slide bar. At this time, the slide bar can be lifted or lowered along the slide bar and the connecting shaft two, and the operation is convenient and the structure is simple.

[0011] Preferably, it also includes spring three, the upper end of spring three is connected to the slider, and the lower end of spring three is connected to joint arm two; the elastic force of spring three supports the slider, overcomes part of the gravity of the slider, vertical slide, base, electric drill and other components, making it easier to raise the vertical slide.

[0012] Preferably, it also includes multiple clamping assemblies, which are installed on the workbench. The clamping assemblies include a sliding sleeve, a shaft, a cam, a disc, a lower positioning block, an upper positioning block and a spring four. The sliding sleeve is installed on the workbench, and the shaft is slidably inserted in the sliding sleeve. A cam is arranged at the upper end of the shaft, and a disc is arranged at the lower end of the shaft. The disc is located below the sliding sleeve. A plurality of lower positioning blocks are arranged on the circumference of the upper end surface of the disc, and a plurality of upper positioning blocks are arranged on the circumference of the lower end surface of the sliding sleeve. The plurality of lower positioning blocks and the plurality of upper positioning blocks are arranged alternately, and the two ends of the spring four are respectively connected to the cam and sliding sleeve, the elastic force of spring four pushes the shaft rod upward; after the workpiece is placed on the workbench, the cam is pressed downward to compress spring four, so that the shaft rod drives the disc to descend, so that the multiple lower positioning blocks are separated from the upper positioning blocks, and the cam is rotated so that the protruding part of the cam presses the workpiece tightly, and the multiple cams cooperate to clamp the workpiece, and the cam is released. The elastic force of spring four pushes the cam, the shaft rod and the disc upward, so that the multiple lower positioning blocks are respectively inserted into the gaps of the multiple upper positioning blocks, thereby locking the cam position and realizing rapid clamping of the workpiece, which has good practicality.

[0013] Preferably, it also includes a socket and an insertion rod, the socket is set at the top of the shaft rod, the socket is located above the cam, the insertion rod matches the socket, and a pressing handle is set on the insertion rod; when it is necessary to clamp or release the workpiece, the insertion rod is inserted into the socket, and the shaft rod can be pushed downward by pressing the insertion rod by pressing the pressing handle, and the shaft rod and the cam can be rotated by rotating the insertion rod by pressing the pressing handle, so that the operation is simpler, more labor-saving, and more practical.

[0014] Due to the adoption of the above technical scheme, the technical progress achieved by the present invention is as follows.

[0015] The utility model can keep the electric drill and the workpiece relatively stable due to the adsorption effect of the magnetic base, avoid drilling deviation during drilling, and is beneficial to improving drilling accuracy. By arranging the mechanical arm, the electric drill can reach the top of the workpiece conveniently and quickly, reducing the labor intensity of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the top view structure of the utility model;

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

[0019] Figure 4 It is a structural diagram of the electric drill, base, vertical slide, electric drill seat, electric push rod and column;

[0020] Figure 5 is a schematic diagram of the structure of the clamping assembly;

[0021] Figure 6 This is a schematic diagram of the structure of the clamping assembly in its disassembled state.

[0022] Among them: 1. workbench; 2. mechanical arm; 3. electric drill; 4. base; 5. vertical slide; 6. electric drill seat; 7. electric push rod; 8. column; 9. joint arm one; 10. vertical axis; 11. joint arm two; 12. connecting axis one; 13. connecting axis two; 14. screw; 15. threaded sleeve; 16. spring one; 17. slide rod; 18. slider; 19. clamping plate; 20. L-shaped arm plate; 21. connecting rod; 22. lifting plate; 23. spring two; 24. spring three; 25. sliding sleeve; 26. shaft rod; 27. cam; 28. disc; 29. ​​lower positioning block; 30. upper positioning block; 31. spring four; 32. socket; 33. plug rod. DETAILED DESCRIPTION

[0023] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0024] Example 1

[0025] A drilling device for installing a solar photovoltaic panel, such as Figures 1 to 3 As shown, it includes a workbench 1, a mechanical arm 2, an electric drill 3, a base 4, a vertical slide 5, an electric drill seat 6 and an electric push rod 7.

[0026] The mechanical arm 2 is installed on the workbench 1; a magnetic seat is set at the bottom of the base 4, a vertical slide 5 is vertically installed on the base 4, a handle is set at the upper end of the vertical slide 5, the vertical slide 5 can be installed on the mechanical arm 2 in a liftable manner, an electric drill seat 6 can be installed on the vertical slide 5 in a liftable and sliding manner, the electric drill 3 is installed on the electric drill seat 6, a fixed end of an electric push rod 7 is installed on the electric drill seat 6, and the lower end of the piston rod of the electric push rod 7 is connected to the base 4.

[0027] The mechanical arm 2 includes a column 8, a joint arm 1 9, a vertical axis 10 and a joint arm 2 11. The column 8 is installed at the left end of the workbench 1. The left end of the joint arm 1 9 is hinged to the upper end of the column 8. The left end of the joint arm 2 11 is hinged to the right end of the joint arm 1 9 through the vertical axis 10. The joint arm 1 9 and the joint arm 2 11 both swing horizontally. The vertical slide 5 is installed on the right end of the joint arm 2 11 so as to be able to be lifted and lowered.

[0028] This embodiment also includes a connecting shaft 12, a connecting shaft 2 13 and two tensioning assemblies. The connecting shaft 12 is concentrically installed on the column 8, and the connecting shaft 2 13 is installed on the joint arm 2 11. One end of the two tensioning assemblies are connected to the vertical shaft 10, and the other ends of the two tensioning assemblies are respectively connected to the connecting shaft 12 and the connecting shaft 2 13. The tensioning assemblies include two screws 14, two threaded sleeves 15 and a spring 16. The two screws 14 are respectively provided with external threads with opposite rotation directions, and the two threaded sleeves 15 are respectively provided with internal threads with opposite rotation directions. The two threaded sleeves 15 are elastically connected by a spring 16, and the two threaded sleeves 15 are respectively connected to the two screws 14 by threads.

[0029] During operation, the workpiece is placed on the workbench 1 and clamped, the mechanical arm 2 is extended and retracted to drive the electric drill 3 to move above the workpiece, the vertical slide 5 is lowered, the magnetic seat of the base 4 falls onto the workpiece, the magnetic seat is turned on and adsorbed on the workpiece, the electric drill 3 is started, and the electric push rod 7 is operated to contract to drive the electric drill seat 6 to descend along the vertical slide 5, so that the electric drill 3 drills a hole in the workpiece. Due to the adsorption effect of the magnetic seat, the electric drill 3 and the workpiece remain relatively stable, avoiding drilling deviation during drilling, which is beneficial to improving drilling accuracy. By setting the mechanical arm 2, the electric drill 3 can reach the top of the workpiece conveniently and quickly, reducing the labor intensity of the staff, the articulated arm 1 9 rotates horizontally around the column 8, and the articulated arm 2 11 rotates horizontally around the vertical axis 10, so The vertical slide 5 is driven to any position on the workbench 1. The joint arm 1 9 and the joint arm 2 11 support the vertical slide 5. The structure is simple and the coverage is large, which can reduce the labor intensity of the staff. The tensioning assembly between the connecting shaft 12 and the vertical shaft 10 pulls up the right end of the joint arm 1 9, and the tensioning assembly between the vertical shaft 10 and the connecting shaft 2 13 pulls up the right end of the joint arm 2 11, thereby reducing the sagging of the joint arm 1 9 and the joint arm 2 11 and improving the supporting strength of the joint arm 1 9 and the joint arm 2 11. The two threaded sleeves 15 on the tensioning assembly are rotated to make the two screws 14 close to or originally adjust the tensioning force. The elasticity of the spring 16 plays a buffering role, thereby improving the reliability of the device.

[0030] Example 2

[0031] like Figure 4 As shown, on the basis of Example 1, it also includes a slide bar 17, a slider 18, a card plate 19, an L-shaped arm plate 20, a connecting rod 21, a lifting plate 22 and a spring 23. The slide bar 17 is vertically installed on the right end of the joint arm 2 11. A plurality of card slots are arranged on the side of the slide bar 17 facing the vertical slide 5. The slide bar 18 is installed on the vertical slide 5. The slide bar 18 is slidably installed on the connecting shaft 2 13 and the slide bar 17. The card plate 19 is slidably installed on the slide bar 18. The card plate 19 matches the card slot of the slide bar 17. The middle part of the L-shaped arm plate 20 is rotatably installed on the vertical slide 5. The lower part of the L-shaped arm plate 20 is The end is set as a vertical rod, the lower end of the vertical rod is connected to the clamping plate 19 through a pull rod, a horizontal rod is set at the upper end of the L-shaped arm plate 20, the outer end of the horizontal rod faces the vertical slide 5, the outer end of the horizontal rod is rotatably connected to the lower end of the connecting rod 21, the upper end of the connecting rod 21 is rotatably connected to the lifting plate 22, one end of the spring 23 is connected to the lifting plate 22, and the other end of the spring 23 is connected to the handle at the upper end of the vertical slide 5, and the elastic force of the spring 23 pushes the lifting plate 22 downward; it also includes a spring 3 24, the upper end of the spring 3 24 is connected to the slider 18, and the lower end of the spring 3 24 is connected to the joint arm 2 11.

[0032] The elastic force of the second spring 23 pushes the lifting plate 22 downward, and the lifting plate 22 pushes the outer end of the horizontal rod of the L-shaped arm plate 20 downward through the connecting rod 21, so that the vertical rod of the L-shaped arm plate 20 pushes the clamping plate 19 toward the slot of the slide bar 17 through the pull rod, and the clamping plate 19 is clamped in the slot of the slide bar 17, locking the position of the slide block 18 with the slide bar 17 and the connecting shaft 2 13. When it is necessary to lift the vertical slide 5, the handle is held to lift the lifting plate 22 upward and compress the spring 23, and the lifting plate 22 pulls the horizontal rod of the L-shaped arm plate 20 through the connecting rod 21, so that the vertical rod of the L-shaped arm plate 20 pulls the clamping plate 19 to the right and disengages from the slot of the slide bar 17 through the pull rod. At this time, the slide block 18 can be lifted and lowered along the slide bar 17 and the connecting shaft 2 13, and the elastic force of the spring three 24 supports the slide block 18, overcomes the gravity of a part of the slide block 18, the vertical slide table 5, the base 4 and the electric drill 3, making the vertical slide table 5 more labor-saving.

[0033] Example 3

[0034] like Figure 5 and Figure 6 As shown, on the basis of embodiment 1, it also includes a plurality of clamping assemblies, the clamping assemblies are installed on the workbench 1, the clamping assemblies include a sleeve 25, a shaft 26, a cam 27, a disc 28, a lower positioning block 29, an upper positioning block 30 and a spring 4 31, the sleeve 25 is installed on the workbench 1, the shaft 26 is slidably inserted in the sleeve 25, the cam 27 is arranged at the upper end of the shaft 26, the disc 28 is arranged at the lower end of the shaft 26, the disc 28 is located below the sleeve 25, and the upper end of the disc 28 A plurality of lower positioning blocks 29 are arranged on the circumference of the surface, and a plurality of upper positioning blocks 30 are arranged on the circumference of the lower end surface of the sliding sleeve 25. The plurality of lower positioning blocks 29 and the plurality of upper positioning blocks 30 are arranged alternately. The two ends of a spring four 31 are respectively connected to the cam 27 and the sliding sleeve 25. The elastic force of the spring four 31 pushes the shaft rod 26 upward. It also includes a socket 32 ​​and an insertion rod 33. The top end of the shaft rod 26 is provided with a socket 32, the socket 32 ​​is located above the cam 27, the insertion rod 33 matches the socket 32, and a pressing handle is provided on the insertion rod 33.

[0035] After the workpiece is placed on the workbench 1, the insertion rod 33 is inserted into the insertion hole 32, and the insertion rod 33 is pressed downward by pressing the handle, thereby pressing the cam 27 downward to compress the spring four 31, so that the shaft rod 26 drives the disc 28 to descend, and the multiple lower positioning blocks 29 are disengaged from the upper positioning blocks 30. The insertion rod 33 is rotated by pressing the handle to rotate the shaft rod 26 and the cam 27, so that the protrusion of the cam 27 presses the workpiece tightly, and the multiple cams 27 cooperate to clamp the workpiece, and the cam 27 is released. The elastic force of the spring four 31 pushes the cam 27, the shaft rod 26 and the disc 28 upward, so that the multiple lower positioning blocks 29 are respectively inserted into the gaps of the multiple upper positioning blocks 30, thereby locking the position of the cam 27 and realizing rapid clamping and release of the workpiece.

[0036] like Figures 1 to 6As shown, the utility model is a drilling device for installing solar photovoltaic panels. When working, first, the workpiece is placed on the workbench 1, and the insertion rod 33 is used to press the rotating shaft rod 26, so that multiple cams 27 cooperate to clamp the workpiece, and then the telescopic joint arm 21 and the joint arm 1 9 drive the electric drill 3 to move above the workpiece, and then the handle is held to lift the lifting plate 22 upward to compress the spring 23, and the lifting plate 22 pulls the horizontal rod of the L-shaped arm plate 20 through the connecting rod 21, so that the vertical rod of the L-shaped arm plate 20 pulls the clamping plate 19 to the right through the pull rod to disengage from the clamping groove of the slide bar 17, and the sliding block 18 is pressed to descend along the slide bar 17 and the connecting shaft 2 13, so that the magnetic seat of the base 4 falls onto the workpiece, and the magnetic seat is turned on to adsorb on the workpiece, and finally the electric drill 3 is started, and the electric push rod 7 is operated to contract to drive the electric drill seat 6 to descend along the vertical slide table 5, so that the electric drill 3 can drill a hole in the workpiece.

[0037] The main functions achieved by this utility model are:

[0038] 1. It can avoid drilling deviation during drilling and improve drilling accuracy;

[0039] 2. Reduce the labor intensity of staff through the support of the mechanical arm;

[0040] 3. Able to quickly clamp and release the drilled workpiece.

[0041] The utility model discloses a solar photovoltaic panel installation drilling device, and its installation method, connection method or setting method are all common mechanical methods, and any method that can achieve its beneficial effects can be implemented; the utility model discloses a solar photovoltaic panel installation drilling device, and its workbench 1, mechanical arm 2, electric drill 3, base 4, electric drill seat 6, electric push rod 7, vertical axis 10, screw 14, threaded sleeve 15, spring one 16, slide bar 17, spring two 23, spring three 24, cam 27, spring four 31 are purchased on the market, and technical personnel in the industry only need to install and operate it according to the accompanying instruction manual, without the need for technical personnel in this field to pay creative labor.

[0042] All technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0043] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A drilling device for installing a solar photovoltaic panel, comprising a workbench (1), a mechanical arm (2) and an electric drill (3), wherein the mechanical arm (2) is installed on the workbench (1); characterized in that: The invention also comprises a base (4), a vertical slide (5), an electric drill seat (6) and an electric push rod (7). A magnetic seat is arranged at the bottom of the base (4). The vertical slide (5) is vertically mounted on the base (4). A handle is arranged at the upper end of the vertical slide (5). The vertical slide (5) is installed on the mechanical arm (2) in a manner that it can be lifted or lowered. The electric drill seat (6) is installed on the vertical slide (5) in a manner that it can be lifted or lowered and slid. The electric drill (3) is installed on the electric drill seat (6). The fixed end of the electric push rod (7) is installed on the electric drill seat (6). The lower end of the piston rod of the electric push rod (7) is connected to the base (4).

2. A solar photovoltaic panel installation drilling device according to claim 1, characterized in that: The mechanical arm (2) comprises a column (8), a joint arm 1 (9), a vertical shaft (10) and a joint arm 2 (11). The column (8) is mounted on the left end of the workbench (1). The left end of the joint arm 1 (9) is hinged to the upper end of the column (8). The left end of the joint arm 2 (11) is hinged to the right end of the joint arm 1 (9) through the vertical shaft (10). Both the joint arm 1 (9) and the joint arm 2 (11) swing horizontally. The vertical slide (5) is mounted on the right end of the joint arm 2 (11) in a manner that it can be raised or lowered.

3. A drilling device for installing a solar photovoltaic panel according to claim 2, characterized in that: It also includes a connecting shaft 1 (12), a connecting shaft 2 (13) and two tensioning assemblies. The connecting shaft 1 (12) is coaxially mounted on the column (8), and the connecting shaft 2 (13) is mounted on the joint arm 2 (11). One end of the two tensioning assemblies is connected to the vertical shaft (10), and the other ends of the two tensioning assemblies are respectively connected to the connecting shaft 1 (12) and the connecting shaft 2 (13). The tensioning assemblies include two screw rods (14), two threaded sleeves (15) and a spring 1 (16). The two screw rods (14) are respectively provided with external threads with opposite rotation directions, and the two threaded sleeves (15) are respectively provided with internal threads with opposite rotation directions. The two threaded sleeves (15) are elastically connected by a spring 1 (16), and the two threaded sleeves (15) are respectively connected to the two screw rods (14) by threads.

4. A drilling device for installing a solar photovoltaic panel according to claim 2, characterized in that: The invention also comprises a slide bar (17), a slider (18), a card plate (19), an L-shaped arm plate (20), a connecting rod (21), a lifting plate (22) and a second spring (23). The slide bar (17) is vertically mounted on the right end of the second articulated arm (11). A plurality of card slots are arranged on one side of the slide bar (17) facing the vertical slide platform (5). The slide bar (18) is mounted on the vertical slide platform (5). The slide bar (18) is slidably mounted on the second connecting shaft (13) and the slide bar (17). The card plate (19) is slidably mounted on the slide bar (18). The card plate (19) matches the card slot of the slide bar (17). The L-shaped arm plate (20) The middle part is rotatably mounted on the vertical slide (5), the lower end of the L-shaped arm plate (20) is arranged as a vertical rod, the lower end of the vertical rod is connected to the clamping plate (19) through a pull rod, the upper end of the L-shaped arm plate (20) is arranged with a horizontal rod, the outer end of the horizontal rod faces the vertical slide (5), the outer end of the horizontal rod is rotatably connected to the lower end of the connecting rod (21), the upper end of the connecting rod (21) is rotatably connected to the lifting plate (22), one end of the second spring (23) is connected to the lifting plate (22), the other end of the second spring (23) is connected to the handle at the upper end of the vertical slide (5), and the elastic force of the second spring (23) pushes the lifting plate (22) downward.

5. A drilling device for installing a solar photovoltaic panel according to claim 4, characterized in that: It also includes a spring three (24), the upper end of the spring three (24) is connected to the slider (18), and the lower end of the spring three (24) is connected to the joint arm two (11).

6. A drilling device for installing a solar photovoltaic panel according to claim 1, characterized in that: The invention also comprises a plurality of clamping assemblies, the clamping assemblies being mounted on the workbench (1), the clamping assemblies comprising a sliding sleeve (25), a shaft (26), a cam (27), a disc (28), a lower positioning block (29), an upper positioning block (30) and a spring (31), the sliding sleeve (25) being mounted on the workbench (1), the shaft (26) being slidably inserted in the sliding sleeve (25), the upper end of the shaft (26) being provided with a cam (27), and the lower end of the shaft (26) being provided with a The disc (28) is located below the sliding sleeve (25). A plurality of lower positioning blocks (29) are arranged on the circumference of the upper end surface of the disc (28). A plurality of upper positioning blocks (30) are arranged on the circumference of the lower end surface of the sliding sleeve (25). The plurality of lower positioning blocks (29) and the plurality of upper positioning blocks (30) are arranged alternately. Two ends of a spring four (31) are respectively connected to the cam (27) and the sliding sleeve (25). The elastic force of the spring four (31) pushes the shaft rod (26) upward.

7. A drilling device for installing a solar photovoltaic panel according to claim 6, characterized in that: The invention also comprises a socket (32) and an insertion rod (33). The top end of the shaft rod (26) is provided with the socket (32), the socket (32) is located above the cam (27), the insertion rod (33) matches the socket (32), and a pressing handle is provided on the insertion rod (33).

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