CN112790662B

CN112790662B - Curtain disassembling method

Info

Publication number: CN112790662B
Application number: CN202110091085.9A
Authority: CN
Inventors: 王辉; 王琼
Original assignee: Individual
Current assignee: Ningbo Zhenfei Decorated Curtain Co Ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2022-08-09
Anticipated expiration: 2041-01-22
Also published as: CN112790662A

Abstract

The invention discloses a curtain dismounting method, which comprises the following steps: starting the main motor, thereby enabling the main body to move towards the left side along the curtain guide rail; when the sliding ring on the curtain guide rail is contacted with the pressure block, the pressure block moves towards the right side, so that the auxiliary stay cord is in a loose state, the limiting plate moves towards the right side under the action of the limiting spring, the limiting shaft is in spline connection with the limiting input shaft finally, and the lifting stay cord is in a loose state, so that the discontinuous plate moves downwards under the action of the discontinuous spring, the discontinuous shaft is in spline connection with the discontinuous output shaft finally, at the moment, the discontinuous input shaft drives the discontinuous output shaft to rotate through the discontinuous shaft, so that the sliding ring on the curtain guide rail is lifted upwards, meanwhile, the rotating shaft drives the limiting input shaft to rotate through a pair of straight-tooth cylindrical gear pairs, so that the limiting input shaft drives the winding input shaft to rotate through the limiting shaft, so that the traction rope is loosened from the winding wheel, so that the auxiliary block moves downwards under the action of the elastic spring, and the sliding ring on the curtain guide rail is clamped by the auxiliary block and lifted plate, so that the curtain rail is separated from the connection with the curtain rail by moving towards the left side along with the leftward movement of the main body and separating from the limitation of the protrusion limiting devices at the two ends of the curtain rail.

Description

Curtain disassembling method

Technical Field

The invention relates to a curtain disassembling method, and belongs to the technical field of household robots.

Background

The (window) curtain has the function that the sunshade is thermal-insulated and adjust indoor light, because the restriction of (window) curtain structure, the (window) curtain guide rail of (window) curtain need install directly over the window, and the high unable arrival of this position person, consequently when meetting the (window) curtain and need rinse, the work that the manual work can't comparatively convenient completion (window) curtain was dismantled, if use double ladder or high stool to carry out (window) curtain and dismantle, its danger degree is higher, has certain safe risk.

Disclosure of Invention

The invention aims to provide a curtain dismounting method.

In order to solve the technical problems, the invention adopts the following technical scheme:

a method of removing a window covering, comprising: starting the main motor, thereby enabling the main body to move towards the left side along the curtain guide rail; when the sliding ring on the curtain guide rail is contacted with the pressure block, the pressure block moves towards the right side, so that the auxiliary stay cord is in a loose state, the limiting plate moves towards the right side under the action of the limiting spring, the limiting shaft is finally connected with the limiting input shaft through a spline, and the lifting stay cord is in a loose state, so that the discontinuous plate moves downwards under the action of the discontinuous spring, and finally the discontinuous shaft is connected with the discontinuous output shaft through a spline, at the moment, the discontinuous input shaft drives the discontinuous output shaft to rotate through the discontinuous shaft, so that the discontinuous output shaft drives the lifting rotating shaft to rotate through a group of belt pulleys, so that the lifting rotary drum is driven to rotate, so that the lifting sliding rod is driven to do up-and-down reciprocating motion through the lifting guide rod, the lifting plate is driven to do up-and-down reciprocating motion, so that the sliding ring on the curtain guide rail is lifted upwards, and meanwhile, the rotating shaft drives the limiting input shaft to rotate through a pair of straight-tooth cylindrical gears, therefore, the limiting input shaft drives the winding input shaft to rotate through the limiting shaft, the winding input shaft drives the winding shaft to rotate through the one-way coupler, the winding wheel rotates, the traction rope is loosened from the winding wheel, the auxiliary block moves downwards under the action of the elastic spring, the sliding ring on the curtain guide rail is clamped by the auxiliary block and the lifting plate, and the sliding ring moves to the left side along with the leftward movement of the main body and is separated from the limiting of the protruding limiting devices at the two ends of the curtain guide rail to be separated from the curtain guide rail.

Further, the activating the main motor to move the main body leftward along the curtain rail includes:

the main motor is started to drive the traveling shaft on the upper side to rotate, and the traveling shaft on the lower side is driven to rotate through the group of belt pulleys, so that the traveling shaft drives the traveling wheels to rotate, and the main body moves to the left side along the curtain guide rail.

Furthermore, the main body synchronously drives the power input shaft, the middle shaft and the air suction input shaft to rotate in the process of moving to the left side along the curtain guide rail.

Furthermore, the main motor drives the power input shaft, the intermediate shaft and the air suction input shaft to rotate through the upper traveling shaft and the group of belt pulleys respectively.

Furthermore, the main motor drives the power input shaft to rotate, so as to drive the cleaning brush to rotate to wipe off dust on the curtain guide rail.

Further, the power input shaft drives the cleaning brush to rotate and comprises: the power input shaft drives the rotating shaft to rotate through the pair of bevel gear pairs, so that the rotating shaft drives the rotating gear to rotate, and the cleaning rotating block is driven to rotate.

Further, the main motor drives the intermediate shaft to rotate, thereby collecting dust generated by cleaning.

Further, the rotation of the intermediate shaft to collect dust generated by cleaning includes: the jackshaft drives through a pair of bevel gear pair and is interrupted the input shaft and rotate to make and be interrupted the input shaft and drive clean pivot through a pair of bevel gear pair and rotate, thereby drive clean rotary drum and rotate, thereby drive reciprocating motion about clean slide bar through clean guide arm, thereby drive reciprocating motion about the clean sliding block, and then drive reciprocating motion about the clean rotating block, the dust of clean production is fallen to first collecting vat and second collecting vat downwards under the action of gravity.

Further, the main motor drives the air suction input shaft to rotate so as to store the dust in the first collecting tank and the second collecting tank.

Further, the air suction input shaft rotating to store the dust in the first and second catch tanks includes: the air suction input shaft drives the fan shaft to rotate through a pair of bevel gear pairs, so that the air suction fan is driven to rotate, and dust in the first collecting tank and dust in the second collecting tank are sucked into the collecting cavity through the first collecting pipe and the second collecting pipe respectively to be stored.

The invention has the beneficial effects that:

according to the invention, the sliding ring of the curtain guide rail can be made to surround the limiting devices at the two ends of the curtain guide rail, so that the sliding ring of the curtain guide rail is detached from the curtain guide rail, and the whole curtain is detached without manual operation, thereby eliminating the safety risk of manual curtain detachment.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a curtain detaching robot according to an embodiment of the present invention;

FIG. 2 is a sectional view of the structure taken along the line A-A in FIG. 1;

fig. 3 is a sectional view of the structure in the direction B-B in fig. 2.

Detailed Description

The technical solution of the present invention will be clearly and completely described by the following detailed description.

As shown in fig. 1 to 3, the curtain detaching robot of the embodiment includes a main body 10, a left-right through placing cavity 78 is provided in the main body 10, a cylindrical cleaning cavity 73 communicating with the placing cavity 78 is provided in the main body 10, the placing cavity 78 is slidably connected with a curtain rail, a walking cavity 74 which is vertically symmetrical with respect to the placing cavity 78 and communicates with the placing cavity 78 is provided on the right side of the cleaning cavity 73, a walking device is provided in the walking cavity 74, a rotating cavity 72 is provided in communication with the upper side of the cleaning cavity 73, a gear cavity 67 is provided on the left side of the rotating cavity 72, a limiting cavity 63 is provided above the left side of the gear cavity 67, a power cavity 34 is provided on the lower side of the limiting cavity 63, a winding cavity 59 is provided on the left side of the limiting cavity 63, a cleaning rotating cylinder cavity 25 is provided in communication with the lower side of the cleaning rotating cylinder 25, a collecting cavity 24 located below the walking cavity 74 is provided on the lower right side of the collecting cavity 24, a wind suction cavity 17 is provided in communication with the right side of the collecting cavity 24, it is provided with collection device in the chamber 17 to inhale the wind, the right side in chamber 17 that induced drafts is provided with the drive chamber 19 that induced drafts, the rear side in drive chamber 19 that induced drafts is provided with the belt chamber 77 that extends to intermediate chamber 28 and power chamber 34 and walking chamber 74 rear side, the front side in walking chamber 74 is provided with connection chamber 79, the left side of clean rotary drum chamber 25 is provided with intermediate chamber 28, the downside of intermediate chamber 28 is provided with and is interrupted chamber 38, the downside that is interrupted chamber 38 is provided with pulley chamber 37, the left side that is interrupted chamber 38 is provided with lifting drive chamber 43, the left side intercommunication of lifting drive chamber 43 is provided with lifting chamber 41, be provided with the lifting device in the lifting drive chamber 43.

A cleaning device is arranged in the cleaning cavity 73, the cleaning device comprises a cleaning rotating block 70 which is rotatably and slidably arranged in the cleaning cavity 73 and is in a circular ring shape, a cleaning brush 11 which partially extends into the placing cavity 78 is fixed on the inner side of the cleaning rotating block 70, a cleaning sliding block 69 which is in a circular ring shape and can slide left and right in the cleaning cavity 73 is rotatably connected on the left side of the cleaning rotating block 70, a rotating shaft 71 which penetrates through the gear cavity 67 on the left side and extends into the power cavity 34 is rotatably arranged between the left end wall and the right end wall of the rotating cavity 72, the part of the rotating shaft 71 which is positioned in the gear cavity 67 is connected with the right side of the limiting input shaft 66 through a pair of straight-tooth cylindrical gear pairs, a cleaning rotating shaft 15 which extends from the left side into the middle cavity 28 is rotatably arranged on the left end wall and the right end wall of the cleaning rotating shaft cavity 25, a cleaning rotating drum 14 which is positioned in the cleaning rotating cylinder cavity 25 is fixed on the cleaning rotating shaft 15, and a cleaning sliding rod 12 is fixed on the lower side of the left end surface of the cleaning sliding block 69, a cleaning guide rod 13 with the lower side extending into the cleaning rotary drum cavity 25 is fixed on the lower side of the cleaning sliding rod 12, an annular groove in sliding connection with the lower side of the cleaning guide rod 13 is formed in the end face of the outer side of the cleaning rotary drum 14, the left side of the cleaning rotary shaft 15 is connected with the upper side of the intermittent input shaft 30 through a pair of bevel gear pairs, an intermediate shaft 29 with the rear side extending into the belt cavity 77 is rotatably arranged on the end wall of the rear side of the intermediate cavity 28, the front side of the intermediate shaft 29 is connected with the intermittent input shaft 30 through a pair of bevel gear pairs, a power input shaft 36 with the rear side extending into the belt cavity 77 is rotatably arranged on the end wall of the rear side of the power cavity 34, and the front side of the power input shaft 36 is connected with the left side of the rotary shaft 71 through a pair of bevel gear pairs.

The lifting device comprises a lifting rotating shaft 39 which is rotatably arranged between the upper end wall and the lower end wall of a lifting driving cavity 43 and the lower side of which extends into a belt wheel cavity 37, a lifting rotating drum 40 which is positioned in the lifting driving cavity 43 is fixed on the lifting rotating shaft 39, a lifting plate 42 of which the left side extends to the outside of the left side of the main body 10 is arranged in the lifting cavity 41 in a sliding manner, a lifting sliding rod 44 is fixed on the part of the upper end surface of the lifting plate 42 which is positioned in the lifting cavity 41, a lifting guide rod 45 of which the right side extends into the lifting driving cavity 43 is fixed on the upper side of the right end surface of the lifting sliding rod 44, an annular groove which is in sliding connection with the right side of the lifting guide rod 45 is arranged on the outer end surface of the lifting rotating drum 40, pressure cavities 47 with openings facing to the left are symmetrically arranged on the upper and lower sides of the left end wall of the placing cavity 78 of the main body 10, fixed blocks 80 which are fixedly connected with the left end surface of the main body 10, and auxiliary devices are arranged in the fixed blocks 80, the auxiliary device comprises an elastic cavity 53 which is arranged in a fixed block 80 and has a downward opening, an auxiliary block 51 is arranged in the elastic cavity 53 in a sliding mode, an elastic spring 52 is fixedly connected between the upper end face of the auxiliary block 51 and the upper end wall of the elastic cavity 53, a winding shaft 57 is rotatably arranged between the left end wall and the right end wall of the winding cavity 59, a winding wheel 60 is fixed on the winding shaft 57, a torsion spring is fixedly connected between the left end of the winding shaft 57 and the left end wall of the winding cavity 59, and the right end of the winding shaft 57 is connected with a one-way coupling 61 which is fixed in the right end wall of the winding cavity 59 and can only transmit power from right to left in a single-steering mode. The auxiliary device still installs haulage rope 56 on reel 60 including the winding, the one end of haulage rope 56 extend to in elasticity chamber 53 and with the up end fixed connection of supplementary piece 51, it is provided with limiting plate 64 to slide in the restriction chamber 63, fixedly connected with restriction spring 65 between the right-hand member face of limiting plate 64 and the right-hand member wall of restriction chamber 63, it is provided with restriction axle 62 to rotate on the limiting plate 64, the right-hand member wall rotation of restriction chamber 63 is provided with the left side and can extend to the restriction input shaft 66 in the gear chamber 67 with restriction axle 62 splined connection and right side, the left end wall rotation of restriction chamber 63 is provided with the spiral input shaft 58 that the left side is connected with one-way coupling 61 and the right side and restriction axle 62 splined connection.

The lifting device further comprises a discontinuous plate 32 arranged in the discontinuous cavity 38 in a sliding mode, a discontinuous spring 31 is fixedly connected between the upper end face of the discontinuous plate 32 and the upper end wall of the discontinuous cavity 38, the lower end wall of the discontinuous cavity 38 is rotatably provided with a discontinuous output shaft 35, the lower side of the discontinuous output shaft extends into the pulley cavity 37, the upper side of the discontinuous output shaft is connected with the discontinuous shaft 33 in a spline mode, the upper end wall of the discontinuous cavity 38 is rotatably provided with a discontinuous input shaft 30, the upper side of the discontinuous input shaft extends into the middle cavity 28, the lower side of the discontinuous input shaft 35 is connected with the lower side of the lifting rotating shaft 39 through a group of belt pulleys, a pressure block 49 is arranged in the pressure cavity 47 in a sliding mode, a pressure spring 48 is fixedly connected between the right end face of the pressure block 49 and the right end wall of the pressure cavity 47, a lifting rope 46 is fixed to the right end face of the pressure block 49 on the lower side, and one end face of the lifting rope 46 extends into the discontinuous cavity 38 and is fixedly connected with the upper end face of the discontinuous plate 32. Collection device sets up fan shaft 20 including rotating in air suction chamber 17 right side wall and right side extend to the drive chamber 19 that induced drafts, fan shaft 20's left side is fixed with the induced draft fan 21 that is located air suction chamber 17, the left side opening in air suction chamber 17 is fixed with filter screen 22, the rear end wall rotation of air suction drive chamber 19 is provided with the rear side and extends to the input shaft 18 that induced drafts in belt chamber 77, the lower extreme wall right side intercommunication of clean rotary drum chamber 25 is provided with second collecting vat 26, the intercommunication is provided with second collecting pipe 27 between second collecting vat 26 and the collection chamber 24, the below right side intercommunication in clean chamber 73 is provided with first collecting vat 16, first collecting vat 16 communicates through first collecting pipe 23 with collection chamber 24.

The walking device comprises a walking shaft 76 which is rotatably arranged between the front end wall and the rear end wall of a walking cavity 74, the front side of the walking shaft 76 at the upper side extends into a belt cavity 77, a walking wheel 75 which is positioned in the walking cavity 74 and partially extends into a placing cavity 78 is fixed on the walking shaft 76, the front sides of the walking shaft 76 at the upper side and the lower side are connected through a group of belt pulleys, the walking shaft 76 at the lower side rotates reversely when the walking shaft 76 at the upper side rotates forwards, the rear side of the walking shaft 76 at the upper side is connected with the rear side of the power input shaft 36 and the rear sides of the air suction input shaft 18 and the intermediate shaft 29 through a group of belt pulleys, and the rear side of the walking shaft 76 at the upper side is in power connection with a main motor 81 fixedly connected with the rear end wall of the belt cavity 77.

The curtain dismounting method comprises the following steps: before the curtain is detached, the limiting shaft 62 of the curtain detaching robot is not in splined connection with the limiting input shaft 66, the cleaning rotating block 70 is located on the rightmost side of the cleaning cavity 73, the intermittent shaft 33 is not connected with the intermittent output shaft 35, the lifting plate 42 is located on the bottommost side of the lifting cavity 41, and the auxiliary block 51 is located in the elastic cavity 53. When the curtain rail is disassembled, the main motor 81 is started to drive the upper walking shaft 76 to rotate, so as to drive the lower walking shaft 76 to rotate through a set of belt pulleys, so as to drive the walking wheels 75 to rotate by the walking shafts 76, so as to move the main body 10 to the left along the curtain rail, and at the same time, the upper walking shaft 76 drives the power input shaft 36, the intermediate shaft 29 and the air suction input shaft 18 to rotate through a set of belt pulleys, so as to drive the power input shaft 36 to rotate through a pair of bevel gear pairs, so as to drive the rotating shaft 71 to rotate through a pair of bevel gear pairs, so as to drive the rotating gear 68 to rotate by the rotating shaft 71, so as to drive the cleaning rotating block 70 to rotate, so as to drive the cleaning brush 11 to rotate, so as to wipe dust on the curtain rail by the cleaning brush 11, and at the intermediate shaft 29 drives the intermittent input shaft 30 to rotate through a pair of bevel gear pairs, so as to drive the cleaning rotating shaft 15 to rotate by the intermittent input shaft 30 through a pair of bevel gear pairs, thereby driving the cleaning rotary drum 14 to rotate, thereby driving the cleaning sliding rod 12 to reciprocate left and right through the cleaning guide rod 13, thereby driving the cleaning sliding block 69 to reciprocate left and right, further driving the cleaning rotating block 70 to reciprocate left and right, the dust generated by cleaning falls down into the first collecting tank 16 and the second collecting tank 26 under the action of gravity, meanwhile, the air suction input shaft 18 accelerates to drive the fan shaft 20 to rotate through a pair of bevel gear pairs, thereby driving the air suction fan 21 to rotate, thereby enabling the dust in the first collecting tank 16 and the second collecting tank 26 to be sucked into the collecting cavity 24 through the first collecting pipe 23 and the second collecting pipe 27 respectively, when the sliding ring on the curtain guide rail is contacted with the pressure block 49, the pressure block 49 moves to the right side, thereby enabling the auxiliary pull rope 50 to be in a loose state, thereby enabling the limiting plate 64 to move to the right side under the action of the limiting spring 65, and finally enabling the limiting shaft 62 to be in splined connection with the limiting input shaft 66, meanwhile, the lifting pull rope 46 is in a loose state, so that the discontinuous plate 32 moves downwards under the action of the discontinuous spring 31, and finally the discontinuous shaft 33 is in splined connection with the discontinuous output shaft 35, at the moment, the discontinuous input shaft 30 drives the discontinuous output shaft 35 to rotate through the discontinuous shaft 33, so that the discontinuous output shaft 35 drives the lifting rotating shaft 39 to rotate through a group of belt pulleys, so as to drive the lifting rotating drum 40 to rotate, so that the lifting sliding rod 44 is driven to reciprocate up and down through the lifting guide rod 45, so as to drive the lifting plate 42 to reciprocate up and down, so as to lift up a sliding ring on a curtain guide rail, and meanwhile, the rotating shaft 71 drives the limiting input shaft 66 to rotate through a pair of straight-tooth cylindrical gear pairs, so that the limiting input shaft 66 drives the winding input shaft 58 to rotate through the limiting shaft 62, so that the winding input shaft 58 drives the winding shaft 57 to rotate through the one-way coupling 61, thereby rotating the winding wheel 60, and loosening the traction rope 56 from the winding wheel 60, so that the auxiliary block 51 moves downward under the action of the elastic spring 52, and the sliding ring on the curtain rail is clamped by the auxiliary block 51 and the lifting plate 42, and moves to the left side along with the leftward movement of the main body 10 and is separated from the connection with the curtain rail by the limitation of the protrusion limiting devices at both ends of the curtain rail.

In conclusion, according to the invention, the sliding ring of the curtain guide rail can be enabled to surround the limiting devices at the two ends of the curtain guide rail, so that the sliding ring of the curtain guide rail is detached from the curtain guide rail, the whole curtain is detached without manual operation, the safety risk of manual operation during curtain detachment is eliminated, meanwhile, the curtain guide rail can be cleaned in the same way in the detaching process, the curtain guide rail is ensured to be in a clean and tidy state for a long time, the steps of subsequent manual operation for cleaning the curtain guide rail are reduced, and the labor intensity of a user is reduced.

The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various modifications and improvements made to the technical solutions of the present invention by those skilled in the art should fall into the protection scope of the present invention without departing from the design concept of the present invention, and the technical contents of the present invention as claimed are all described in the technical claims.

Claims

1. A method of removing a window covering, comprising: starting the main motor, thereby enabling the main body to move towards the left side along the curtain guide rail; when the sliding ring on the curtain guide rail is contacted with the pressure block, the pressure block moves towards the right side, so that the auxiliary stay cord is in a loose state, the limiting plate moves towards the right side under the action of the limiting spring, the limiting shaft is finally connected with the limiting input shaft through a spline, and the lifting stay cord is in a loose state, so that the discontinuous plate moves downwards under the action of the discontinuous spring, and finally the discontinuous shaft is connected with the discontinuous output shaft through a spline, at the moment, the discontinuous input shaft drives the discontinuous output shaft to rotate through the discontinuous shaft, so that the discontinuous output shaft drives the lifting rotating shaft to rotate through a group of belt pulleys, so that the lifting rotary drum is driven to rotate, so that the lifting sliding rod is driven to do up-and-down reciprocating motion through the lifting guide rod, the lifting plate is driven to do up-and-down reciprocating motion, so that the sliding ring on the curtain guide rail is lifted upwards, and meanwhile, the rotating shaft drives the limiting input shaft to rotate through a pair of straight-tooth cylindrical gears, therefore, the limiting input shaft drives the winding input shaft to rotate through the limiting shaft, the winding input shaft drives the winding shaft to rotate through the one-way coupler, the winding wheel rotates, the traction rope is loosened from the winding wheel, the auxiliary block moves downwards under the action of the elastic spring, the sliding ring on the curtain guide rail is clamped by the auxiliary block and the lifting plate, and the sliding ring moves to the left side along with the leftward movement of the main body and is separated from the limiting of the protruding limiting devices at the two ends of the curtain guide rail to be separated from the curtain guide rail.

2. The window covering removing method of claim 1, wherein the activating the main motor to move the main body leftward along the window covering rail comprises:

3. The method as claimed in claim 2, wherein the power input shaft and the intermediate shaft and the suction input shaft are simultaneously rotated during the movement of the main body to the left side along the curtain rail.

4. The curtain disassembling method as claimed in claim 3, wherein the main motor rotates the power input shaft and the intermediate shaft and the suction input shaft through the upper traveling shaft and a set of belt pulleys, respectively.

5. The curtain removing method as claimed in claim 3, wherein the main motor rotates the power input shaft, thereby rotating the cleaning brush to wipe off dust on the curtain rail.

6. The method of claim 5, wherein the rotating the cleaning brush with the power input shaft comprises: the power input shaft drives the rotating shaft to rotate through the pair of bevel gear pairs, so that the rotating shaft drives the rotating gear to rotate, and the cleaning rotating block is driven to rotate.

7. The method of claim 3, wherein the main motor rotates the intermediate shaft to collect dust generated by cleaning.

8. The method of claim 7, wherein the rotating the intermediate shaft to collect the dust generated by cleaning comprises: the jackshaft drives through a pair of bevel gear pair and is interrupted the input shaft and rotate to make and be interrupted the input shaft and drive clean pivot through a pair of bevel gear pair and rotate, thereby drive clean rotary drum and rotate, thereby drive reciprocating motion about clean slide bar through clean guide arm, thereby drive reciprocating motion about the clean sliding block, and then drive reciprocating motion about the clean rotating block, the dust of clean production is fallen to first collecting vat and second collecting vat downwards under the action of gravity.

9. The curtain removing method as claimed in any one of claims 3 to 8, wherein the main motor rotates the suction input shaft to store the dust in the first and second collecting grooves.

10. The method of claim 9, wherein the rotating the suction input shaft to store the dust in the first and second catch tanks comprises: the air suction input shaft drives the fan shaft to rotate through a pair of bevel gear pairs, so that the air suction fan is driven to rotate, and dust in the first collecting tank and dust in the second collecting tank are sucked into the collecting cavity through the first collecting pipe and the second collecting pipe respectively to be stored.