Tube welding and polishing device for electromechanical products
Technical Field
The invention relates to a polishing device, in particular to a tube welding polishing device for an electromechanical product.
Background
The pipe welding back will form the welding seam, in order to guarantee good smooth finish and the outward appearance of work piece, and get rid of the defect in the welding seam, need polish the surface of work piece, and improve welding quality, need polish the welding seam, the handheld angle mill of present operating personnel or emery wheel polisher polish the welding seam, the in-process of polishing can produce a large amount of waste residues, these waste residues that remain on the work piece surface can influence the quality of work piece, and angle mill very easily skidded when the manual work is polished, thereby take place danger.
Disclosure of Invention
In order to overcome the defects that the prior angle grinder or a grinding wheel grinder is held by an operator to grind a welding line, a large amount of waste residues are generated in the grinding process, the quality of a workpiece is influenced by the waste residues remained on the surface of the workpiece, and the angle grinder is easy to slip during manual grinding, so that danger is caused, the technical problem of the invention is as follows: the pipe welding and polishing device for the electromechanical products can polish and flatten the waste residues on the surface of a workpiece, and operators are not easy to be injured when polishing.
The technical implementation scheme of the invention is as follows: a pipe welding and polishing device for an electromechanical product comprises an annular slide rail, sliding blocks, an arc-shaped plate, a handle, a first outer telescopic rod, a first inner telescopic rod, a first spring, a polishing block, a second outer telescopic rod, a second inner telescopic rod, a second spring, a first arc-shaped clamping plate, a second arc-shaped clamping plate, a connecting block, a screw rod and a nut, wherein the annular slide rail is provided with two sliding blocks in a sliding manner, the tops of the two sliding blocks are connected with the arc-shaped plate, the left side of the top of the arc-shaped plate is connected with the handle, the left side of the front side of the arc-shaped plate is connected with the second outer telescopic rod, the second outer telescopic rod is movably arranged in the second outer telescopic rod, the bottom end of the second inner telescopic rod is connected with the polishing block, the top end of the second inner telescopic rod is connected with the second spring between the top of the second outer telescopic rod and the inner top of the second outer telescopic rod, two first spring ends all are connected with first interior telescopic link, telescopic link and the movable cooperation of first interior telescopic link, the first interior telescopic link right-hand member on the left side is connected with first arc cardboard, the first interior telescopic link left end on the right is connected with second arc cardboard, second arc cardboard left side lower part is connected through articulated with first arc cardboard right side lower part, first arc cardboard and second arc cardboard top all are connected with the connecting block, the screw has all been opened on two connecting block upper portions, the movable screw rod that is equipped with in the screw, the movable nut that is equipped with on the screw rod.
Further, still including expansion plate, motor, gear and first tooth, the arc front side right part is connected with the expansion plate, and the motor is installed to expansion plate rear side lower part, installs the gear on the output shaft of motor, and first tooth is installed to the even spaced in front side outside first arc cardboard and the second arc cardboard, first tooth and gear engagement.
Further, still including protective agent case, drawing liquid pump, first feed liquor pipe, first valve, mounting panel, hard tube and shower nozzle, the arc top is connected with the mounting panel, the protective agent case is installed at the mounting panel top, protective agent roof portion left side is connected with first feed liquor pipe, install first valve on the first feed liquor pipe, the drawing liquid pump is installed to protective agent incasement bottom, be connected with the hard tube on the drawing liquid pump, the hard tube end is worn out the protective agent case and is connected with the shower nozzle.
Further, still including connecting plate, casing, second feed liquor pipe, second valve and conveyer pipe, the mounting panel right side is connected with the connecting plate, and the casing is installed at the connecting plate top, and the casing top is connected with the second feed liquor pipe, installs the second valve on the second feed liquor pipe, and casing left side upper portion is connected with the conveyer pipe, and the conveyer pipe is terminal to be connected and communicates with each other with protective agent case right side upper portion.
Further, still including connecting rod and brush, the arc bottom left front side is connected with the connecting rod, and the brush is installed to the connecting rod bottom.
When needs are polished to the pipe, operating personnel unscrews the nut, then unscrew the screw rod, make first arc cardboard and second arc cardboard loosen, put the pipe between first arc cardboard and second arc cardboard again, at this moment, operating personnel is with screw rod screw in screw hole and screw up the screw rod, then with nut screw in screw rod and screw up the nut, it is fixed with the pipe, operating personnel can rotate the handle, it rotates to drive the arc, thereby drive the outer telescopic link of second and rotate, and then drive the interior telescopic link of second and rotate, the piece of polishing rotates thereupon, polish the pipe. After polishing, the operator stops rotating the handle.
Because still including expansion plate, motor, gear and first tooth, the arc front side right part is connected with the expansion plate, and the motor is installed to expansion plate rear side lower part, installs the gear on the output shaft of motor, and the even spaced first tooth of installing of front side outside first arc cardboard and the second arc cardboard, first tooth and gear engagement. An operator starts the motor to rotate to drive the gear to rotate, the gear rolls on the first teeth to enable the motor and the telescopic plate to rotate, and therefore the arc-shaped plate and the handle rotate, and the grinding block rotates along with the rotation of the arc-shaped plate and the handle. After sanding, the motor is turned off. Therefore, the handle does not need to be manually rotated, and the labor can be saved.
Because still including protective agent case, drawing liquid pump, first feed liquor pipe, first valve, mounting panel, hard tube and shower nozzle, the arc top is connected with the mounting panel, and the protective agent case is installed at the mounting panel top, and protective agent roof portion left side is connected with first feed liquor pipe, installs first valve on the first feed liquor pipe, and the drawing liquid pump is installed to protective agent incasement bottom, is connected with the hard tube on the drawing liquid pump, and the hard tube end is worn out the protective agent case and is connected with the shower nozzle. When the pipe was polished in the grinding block rotation, operating personnel started the work of drawing liquid pump, and the protective agent of protective agent incasement passes through the hard tube and spouts at the pipe from the shower nozzle blowout to can play the guard action.
Because still including connecting plate, casing, second feed liquor pipe, second valve and conveyer pipe, the mounting panel right side is connected with the connecting plate, and the casing is installed at the connecting plate top, and the casing top is connected with the second feed liquor pipe, installs the second valve on the second feed liquor pipe, and casing left side upper portion is connected with the conveyer pipe, and the conveyer pipe end is connected and communicates with each other with protective agent case right side upper portion. When the arc plate rotates, the mounting plate is driven to rotate, so that the protective agent box is driven to rotate. When the protective agent box rotates to the lowest part, the protective agent in the shell flows into the protective agent box through the delivery pipe, so that the situation that the protective agent cannot be pumped by the liquid pump can be prevented.
Because still including connecting rod and brush, the arc bottom left front side is connected with the connecting rod, and the brush is installed to the connecting rod bottom. When the arc plate rotates to drive the grinding block to rotate to grind the pipe, the connecting rod is driven to rotate, so that the brush is driven to rotate, and ground chips are brushed cleanly.
The invention can drive the grinding block to rotate through the rotation of the motor to grind the pipe, so that the ground scraps can be brushed clean through the brush without manually rotating the handle, and the protective agent flows into the protective agent box through the conveying pipe, thereby preventing the protective agent from being pumped by a liquid pump.
Drawings
Fig. 1 is a first front view structure diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of the present invention.
Fig. 3 is a second front view structure diagram of the present invention.
Fig. 4 is a third schematic view of the present invention.
Fig. 5 is a schematic diagram of a fourth front view structure according to the present invention.
Number designation in the figures: 1. the automatic cleaning device comprises an annular slide rail, 2, a slide block, 3, an arc-shaped plate, 4, a handle, 5, a first outer telescopic rod, 6, a first inner telescopic rod, 7, a first spring, 8, a polishing block, 9, a second outer telescopic rod, 10, a second inner telescopic rod, 11, a second spring, 12, a first arc-shaped clamping plate, 13, a second arc-shaped clamping plate, 14, a connecting block, 15, a screw hole, 16, a screw rod, 17, a nut, 18, a telescopic plate, 19, a motor, 20, a gear, 21, first teeth, 22, a pipe, 23, a protective agent box, 24, a liquid pump, 25, a first liquid inlet pipe, 26, a first valve, 27, a mounting plate, 28, 29, a spray head, 30, a connecting plate, 31, a shell, 32, a second liquid inlet pipe, 33, a second valve, 34, a conveying pipe, 35, a connecting rod and 36 brushes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A tube welding and polishing device for an electromechanical product is disclosed, as shown in figures 1-5, and comprises an annular slide rail 1, slide blocks 2, an arc-shaped plate 3, a handle 4, a first outer telescopic rod 5, a first inner telescopic rod 6, a first spring 7, a polishing block 8, a second outer telescopic rod 9, a second inner telescopic rod 10, a second spring 11, a first arc-shaped clamping plate 12, a second arc-shaped clamping plate 13, a connecting block 14, a screw 16 and a nut 17, wherein the annular slide rail 1 is slidably provided with the two slide blocks 2, the tops of the two slide blocks 2 are connected with the arc-shaped plate 3, the left side of the top of the arc-shaped plate 3 is connected with the handle 4, the left part of the front side of the arc-shaped plate 3 is connected with the second outer telescopic rod 9, the second inner telescopic rod 10 is movably arranged in the second outer telescopic rod 9, the bottom end of the second inner telescopic rod 10 is connected with the polishing block 8, the second spring 11 is connected between the top, left and right sides symmetric connection has first outer telescopic link 5 in the annular slide rail 1, all be connected with first spring 7 in two first outer telescopic link 5, two first spring 7 ends all are connected with first interior telescopic link 6, first interior telescopic link 6 and the movable cooperation of first outer telescopic link 5, 6 right-hand members of first interior telescopic link on the left side are connected with first arc cardboard 12, 6 left ends of first interior telescopic link on the right are connected with second arc cardboard 13, second arc cardboard 13 left side lower part is connected through articulated with first arc cardboard 12 right side lower part, first arc cardboard 12 and second arc cardboard 13 top all are connected with connecting block 14, screw 15 has all been opened on two connecting block 14 upper portions, movable screw 16 that is equipped with in the screw 15, the movable nut 17 that is equipped with on the screw 16.
Example 2
A tube welding and polishing device for an electromechanical product is disclosed, as shown in figures 1-5, and comprises an annular slide rail 1, slide blocks 2, an arc-shaped plate 3, a handle 4, a first outer telescopic rod 5, a first inner telescopic rod 6, a first spring 7, a polishing block 8, a second outer telescopic rod 9, a second inner telescopic rod 10, a second spring 11, a first arc-shaped clamping plate 12, a second arc-shaped clamping plate 13, a connecting block 14, a screw 16 and a nut 17, wherein the annular slide rail 1 is slidably provided with the two slide blocks 2, the tops of the two slide blocks 2 are connected with the arc-shaped plate 3, the left side of the top of the arc-shaped plate 3 is connected with the handle 4, the left part of the front side of the arc-shaped plate 3 is connected with the second outer telescopic rod 9, the second inner telescopic rod 10 is movably arranged in the second outer telescopic rod 9, the bottom end of the second inner telescopic rod 10 is connected with the polishing block 8, the second spring 11 is connected between the top, left and right sides symmetric connection has first outer telescopic link 5 in the annular slide rail 1, all be connected with first spring 7 in two first outer telescopic link 5, two first spring 7 ends all are connected with first interior telescopic link 6, first interior telescopic link 6 and the movable cooperation of first outer telescopic link 5, 6 right-hand members of first interior telescopic link on the left side are connected with first arc cardboard 12, 6 left ends of first interior telescopic link on the right are connected with second arc cardboard 13, second arc cardboard 13 left side lower part is connected through articulated with first arc cardboard 12 right side lower part, first arc cardboard 12 and second arc cardboard 13 top all are connected with connecting block 14, screw 15 has all been opened on two connecting block 14 upper portions, movable screw 16 that is equipped with in the screw 15, the movable nut 17 that is equipped with on the screw 16.
Still including expansion plate 18, motor 19, gear 20 and first tooth 21, 3 front sides right parts of arc are connected with expansion plate 18, and motor 19 is installed to expansion plate 18 rear side lower part, installs gear 20 on the output shaft of motor 19, and first tooth 21 is installed to the even spaced in front side outside first arc cardboard 12 and the second arc cardboard 13, first tooth 21 and the meshing of gear 20.
Example 3
A tube welding and polishing device for an electromechanical product is disclosed, as shown in figures 1-5, and comprises an annular slide rail 1, slide blocks 2, an arc-shaped plate 3, a handle 4, a first outer telescopic rod 5, a first inner telescopic rod 6, a first spring 7, a polishing block 8, a second outer telescopic rod 9, a second inner telescopic rod 10, a second spring 11, a first arc-shaped clamping plate 12, a second arc-shaped clamping plate 13, a connecting block 14, a screw 16 and a nut 17, wherein the annular slide rail 1 is slidably provided with the two slide blocks 2, the tops of the two slide blocks 2 are connected with the arc-shaped plate 3, the left side of the top of the arc-shaped plate 3 is connected with the handle 4, the left part of the front side of the arc-shaped plate 3 is connected with the second outer telescopic rod 9, the second inner telescopic rod 10 is movably arranged in the second outer telescopic rod 9, the bottom end of the second inner telescopic rod 10 is connected with the polishing block 8, the second spring 11 is connected between the top, left and right sides symmetric connection has first outer telescopic link 5 in the annular slide rail 1, all be connected with first spring 7 in two first outer telescopic link 5, two first spring 7 ends all are connected with first interior telescopic link 6, first interior telescopic link 6 and the movable cooperation of first outer telescopic link 5, 6 right-hand members of first interior telescopic link on the left side are connected with first arc cardboard 12, 6 left ends of first interior telescopic link on the right are connected with second arc cardboard 13, second arc cardboard 13 left side lower part is connected through articulated with first arc cardboard 12 right side lower part, first arc cardboard 12 and second arc cardboard 13 top all are connected with connecting block 14, screw 15 has all been opened on two connecting block 14 upper portions, movable screw 16 that is equipped with in the screw 15, the movable nut 17 that is equipped with on the screw 16.
Still including expansion plate 18, motor 19, gear 20 and first tooth 21, 3 front sides right parts of arc are connected with expansion plate 18, and motor 19 is installed to expansion plate 18 rear side lower part, installs gear 20 on the output shaft of motor 19, and first tooth 21 is installed to the even spaced in front side outside first arc cardboard 12 and the second arc cardboard 13, first tooth 21 and the meshing of gear 20.
Still including protective agent case 23, drawing liquid pump 24, first feed liquor pipe 25, first valve 26, mounting panel 27, hard tube 28 and shower nozzle 29, 3 tops of arc are connected with mounting panel 27, protective agent case 23 is installed at mounting panel 27 top, 23 top left sides of protective agent case are connected with first feed liquor pipe 25, install first valve 26 on the first feed liquor pipe 25, drawing liquid pump 24 is installed to the bottom in the protective agent case 23, be connected with hard tube 28 on the drawing liquid pump 24, protective agent case 23 is worn out and is connected with shower nozzle 29 to the hard tube 28 end.
Example 4
A tube welding and polishing device for an electromechanical product is disclosed, as shown in figures 1-5, and comprises an annular slide rail 1, slide blocks 2, an arc-shaped plate 3, a handle 4, a first outer telescopic rod 5, a first inner telescopic rod 6, a first spring 7, a polishing block 8, a second outer telescopic rod 9, a second inner telescopic rod 10, a second spring 11, a first arc-shaped clamping plate 12, a second arc-shaped clamping plate 13, a connecting block 14, a screw 16 and a nut 17, wherein the annular slide rail 1 is slidably provided with the two slide blocks 2, the tops of the two slide blocks 2 are connected with the arc-shaped plate 3, the left side of the top of the arc-shaped plate 3 is connected with the handle 4, the left part of the front side of the arc-shaped plate 3 is connected with the second outer telescopic rod 9, the second inner telescopic rod 10 is movably arranged in the second outer telescopic rod 9, the bottom end of the second inner telescopic rod 10 is connected with the polishing block 8, the second spring 11 is connected between the top, left and right sides symmetric connection has first outer telescopic link 5 in the annular slide rail 1, all be connected with first spring 7 in two first outer telescopic link 5, two first spring 7 ends all are connected with first interior telescopic link 6, first interior telescopic link 6 and the movable cooperation of first outer telescopic link 5, 6 right-hand members of first interior telescopic link on the left side are connected with first arc cardboard 12, 6 left ends of first interior telescopic link on the right are connected with second arc cardboard 13, second arc cardboard 13 left side lower part is connected through articulated with first arc cardboard 12 right side lower part, first arc cardboard 12 and second arc cardboard 13 top all are connected with connecting block 14, screw 15 has all been opened on two connecting block 14 upper portions, movable screw 16 that is equipped with in the screw 15, the movable nut 17 that is equipped with on the screw 16.
Still including expansion plate 18, motor 19, gear 20 and first tooth 21, 3 front sides right parts of arc are connected with expansion plate 18, and motor 19 is installed to expansion plate 18 rear side lower part, installs gear 20 on the output shaft of motor 19, and first tooth 21 is installed to the even spaced in front side outside first arc cardboard 12 and the second arc cardboard 13, first tooth 21 and the meshing of gear 20.
Still including protective agent case 23, drawing liquid pump 24, first feed liquor pipe 25, first valve 26, mounting panel 27, hard tube 28 and shower nozzle 29, 3 tops of arc are connected with mounting panel 27, protective agent case 23 is installed at mounting panel 27 top, 23 top left sides of protective agent case are connected with first feed liquor pipe 25, install first valve 26 on the first feed liquor pipe 25, drawing liquid pump 24 is installed to the bottom in the protective agent case 23, be connected with hard tube 28 on the drawing liquid pump 24, protective agent case 23 is worn out and is connected with shower nozzle 29 to the hard tube 28 end.
Still including connecting plate 30, casing 31, second feed liquor pipe 32, second valve 33 and conveyer pipe 34, the mounting panel 27 right side is connected with connecting plate 30, and casing 31 is installed at connecting plate 30 top, and casing 31 top is connected with second feed liquor pipe 32, installs second valve 33 on the second feed liquor pipe 32, and casing 31 left side upper portion is connected with conveyer pipe 34, and conveyer pipe 34 end is connected and communicates with each other with protective agent case 23 right side upper portion.
Example 5
A tube welding and polishing device for an electromechanical product is disclosed, as shown in figures 1-5, and comprises an annular slide rail 1, slide blocks 2, an arc-shaped plate 3, a handle 4, a first outer telescopic rod 5, a first inner telescopic rod 6, a first spring 7, a polishing block 8, a second outer telescopic rod 9, a second inner telescopic rod 10, a second spring 11, a first arc-shaped clamping plate 12, a second arc-shaped clamping plate 13, a connecting block 14, a screw 16 and a nut 17, wherein the annular slide rail 1 is slidably provided with the two slide blocks 2, the tops of the two slide blocks 2 are connected with the arc-shaped plate 3, the left side of the top of the arc-shaped plate 3 is connected with the handle 4, the left part of the front side of the arc-shaped plate 3 is connected with the second outer telescopic rod 9, the second inner telescopic rod 10 is movably arranged in the second outer telescopic rod 9, the bottom end of the second inner telescopic rod 10 is connected with the polishing block 8, the second spring 11 is connected between the top, left and right sides symmetric connection has first outer telescopic link 5 in the annular slide rail 1, all be connected with first spring 7 in two first outer telescopic link 5, two first spring 7 ends all are connected with first interior telescopic link 6, first interior telescopic link 6 and the movable cooperation of first outer telescopic link 5, 6 right-hand members of first interior telescopic link on the left side are connected with first arc cardboard 12, 6 left ends of first interior telescopic link on the right are connected with second arc cardboard 13, second arc cardboard 13 left side lower part is connected through articulated with first arc cardboard 12 right side lower part, first arc cardboard 12 and second arc cardboard 13 top all are connected with connecting block 14, screw 15 has all been opened on two connecting block 14 upper portions, movable screw 16 that is equipped with in the screw 15, the movable nut 17 that is equipped with on the screw 16.
Still including expansion plate 18, motor 19, gear 20 and first tooth 21, 3 front sides right parts of arc are connected with expansion plate 18, and motor 19 is installed to expansion plate 18 rear side lower part, installs gear 20 on the output shaft of motor 19, and first tooth 21 is installed to the even spaced in front side outside first arc cardboard 12 and the second arc cardboard 13, first tooth 21 and the meshing of gear 20.
Still including protective agent case 23, drawing liquid pump 24, first feed liquor pipe 25, first valve 26, mounting panel 27, hard tube 28 and shower nozzle 29, 3 tops of arc are connected with mounting panel 27, protective agent case 23 is installed at mounting panel 27 top, 23 top left sides of protective agent case are connected with first feed liquor pipe 25, install first valve 26 on the first feed liquor pipe 25, drawing liquid pump 24 is installed to the bottom in the protective agent case 23, be connected with hard tube 28 on the drawing liquid pump 24, protective agent case 23 is worn out and is connected with shower nozzle 29 to the hard tube 28 end.
Still including connecting plate 30, casing 31, second feed liquor pipe 32, second valve 33 and conveyer pipe 34, the mounting panel 27 right side is connected with connecting plate 30, and casing 31 is installed at connecting plate 30 top, and casing 31 top is connected with second feed liquor pipe 32, installs second valve 33 on the second feed liquor pipe 32, and casing 31 left side upper portion is connected with conveyer pipe 34, and conveyer pipe 34 end is connected and communicates with each other with protective agent case 23 right side upper portion.
Still including connecting rod 35 and brush 36, the left front side in arc 3 bottom is connected with connecting rod 35, and brush 36 is installed to connecting rod 35 bottom.
When needs are polished to pipe 22, operating personnel unscrews nut 17, then unscrew screw 16, make first arc cardboard 12 and second arc cardboard 13 loosen, put pipe 22 between first arc cardboard 12 and second arc cardboard 13 again, at this moment, operating personnel is with screw 16 screw in screw 15 in and screw up screw 16, then with nut 17 screw in screw 16 and screw up nut 17, it is fixed with pipe 22, operating personnel can rotate handle 4, drive arc 3 and rotate, thereby drive the outer telescopic link 9 of second and rotate, and then drive the interior telescopic link 10 of second and rotate, sanding block 8 rotates along with it, polish pipe 22. After sanding, the operator stops turning the handle 4.
Because still including expansion plate 18, motor 19, gear 20 and first tooth 21, the front side right part of arc 3 is connected with expansion plate 18, and motor 19 is installed to expansion plate 18 rear side lower part, installs gear 20 on the output shaft of motor 19, and first tooth 21 is installed to the outer front side of first arc cardboard 12 and second arc cardboard 13 evenly spaced, first tooth 21 and the meshing of gear 20. The operator starts the motor 19 to rotate, drives the gear 20 to rotate, and the gear 20 rolls on the first tooth 21, so that the motor 19 and the expansion plate 18 rotate, the arc-shaped plate 3 and the handle 4 rotate, and the grinding block 8 rotates along with the rotation. When sanding has occurred, the motor 19 is switched off. Thus, the handle 4 does not need to be rotated manually, and manpower can be saved.
Because still including protective agent case 23, drawing liquid pump 24, first feed liquor pipe 25, first valve 26, mounting panel 27, hard tube 28 and shower nozzle 29, 3 tops of arc are connected with mounting panel 27, protective agent case 23 is installed at mounting panel 27 top, 23 top left sides of protective agent case are connected with first feed liquor pipe 25, install first valve 26 on the first feed liquor pipe 25, drawing liquid pump 24 is installed to the bottom in the protective agent case 23, be connected with hard tube 28 on the drawing liquid pump 24, protective agent case 23 is worn out and is connected with shower nozzle 29 to the hard tube 28 end. When the sanding block 8 rotates to sand the pipe 22, an operator starts the liquid pump 24 to work, and the protective agent in the protective agent box 23 is sprayed out from the spray head 29 through the hard pipe 28 and sprayed on the pipe 22, so that the protective effect can be achieved.
Because still including connecting plate 30, casing 31, second feed liquor pipe 32, second valve 33 and conveyer pipe 34, the mounting panel 27 right side is connected with connecting plate 30, and casing 31 is installed at connecting plate 30 top, and the casing 31 top is connected with second feed liquor pipe 32, installs second valve 33 on the second feed liquor pipe 32, and casing 31 left side upper portion is connected with conveyer pipe 34, and conveyer pipe 34 end is connected and is communicated with protective agent case 23 right side upper portion. When the arc plate 3 rotates, the mounting plate 27 is driven to rotate, thereby driving the protective agent box 23 to rotate. When the repellent tank 23 is rotated to the lowermost position, the repellent in the housing 31 flows into the repellent tank 23 through the delivery pipe 34, and the liquid-drawing pump 24 is prevented from drawing no repellent.
Because still including connecting rod 35 and brush 36, the left front side in arc 3 bottom is connected with connecting rod 35, and brush 36 is installed to connecting rod 35 bottom. When the arc plate 3 rotates to drive the grinding block 8 to rotate to grind the pipe 22, the connecting rod 35 is driven to rotate, so that the brush 36 is driven to rotate, and the ground scraps are brushed clean.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.