Lampshade punching device
Technical Field
The invention belongs to the technical field of lighting fixture processing, and particularly relates to a lampshade punching device.
Background
The function of the lighting lamp is not only limited to lighting but also household eyes, and more times, the lighting lamp plays a decorative role. Therefore, the choice of the lighting fixture is much more complicated, which not only relates to safety and power saving, but also relates to many factors such as material, kind, style and taste.
A complete lamps and lanterns not only have the bulb, structure such as lamp shade, lighting fixture in addition, the lamp shade not only has spotlight effect but also promotes the pleasing to the eye effect of lamp, the lamp shade top is equipped with the through-hole for connect the lamp shade on the lighting fixture, circular telegram line etc. generally adopt the puncher to do the processing of punching to the lamp shade, single lamp shade only need do once to punch, it is fixed to need the manual work lamp shade when punching, operate the puncher afterwards and punch, it is comparatively inconvenient to use, influence the machining efficiency of lamp shade.
Disclosure of Invention
The invention provides a punching device for a lampshade, aiming at overcoming the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a lamp shade perforating device comprises a processing table, a fixed assembly and an electric drill assembly, wherein the fixed assembly is arranged on the processing table, the electric drill assembly is arranged above the processing table, a movable groove is formed in the processing table, the fixed assembly comprises a sliding block, a first supporting rod, a second supporting rod and a fixed disc, the sliding block is arranged in the movable groove, the first supporting rod is arranged on the sliding block, the second supporting rod is arranged on the first supporting rod, the fixed disc is arranged on the second supporting rod, and the movable groove is of an annular structure; when the lampshade is machined, the lampshade is placed on the fixed disc, the lampshade is fixed through the fixed disc, the sliding block moves along the movable groove to drive the lampshade to move together, the lampshade is moved to the position below the electric drill assembly, through holes are punched in the lampshade under the action of the electric drill assembly, machining of the lampshade is completed, and then the sliding block continues to move along the movable groove to drive the lampshade to move to one side of the machining table so that the lampshade can be taken down from the fixed disc; under the annular structure of the movable groove, the fixed assembly is enabled to do closed motion on the processing table, and the fixed assembly is enabled to automatically move to an initial position so as to process the lampshade; under the action of the fixing component, the lampshade is only required to be placed on the fixing disc, and the lampshade is not required to be fixed manually, so that the lampshade fixing difficulty is reduced, and workers are prevented from being injured when the electric drill component works; the movement of the sliding block in the movable groove is utilized to separately carry out loading, material taking and punching, the use safety of the device is improved, the production mode of a production line is adopted, the processing efficiency of the lampshade is improved, and the punching difficulty of the lampshade is reduced.
A first movable cavity is arranged on the fixed disc, a plurality of through grooves are formed in the side wall, a first fixed block penetrates through the through grooves, and a transmission assembly for driving the first fixed block to move along the inner walls of the through grooves is arranged in the first movable cavity; the position of the first fixed block is controlled under the transmission assembly, so that the first fixed block is subjected to position adjustment according to the diameter of the lampshade, one end of the first fixed block is always in contact with the inner wall of the lampshade, and the lampshade is fixed; through the position adjustment to first fixed block, make the fixed disk can do the processing to the lamp shade of multiple different diameters, promote fixed subassembly's application scope, promote the fixed effect of fixed disk to the lamp shade simultaneously, take place to remove when preventing punching of lamp shade.
The sliding block is provided with a second movable cavity, the first supporting rod is provided with a first through cavity, the second supporting rod is provided with a second through cavity, the first fixed block is provided with a threaded rod, the first movable cavity is internally provided with a nut matched with the threaded rod, and the transmission assembly comprises a first transmission wheel matched with the nut; the threaded rod is matched with the nut, so that the movement of the first fixing block is controlled, the position of the first fixing block is finely adjusted, the first fixing block is better contacted with the inner wall of the lampshade, and the fixing effect of the fixing disc on the lampshade is improved; simultaneously under threaded rod and nut effect, make the lamp shade also can't push first fixed block to first activity intracavity when receiving the electric drill subassembly impact force, promote the location effect of first fixed block, promote the precision of punching to the lamp shade.
The transmission assembly further comprises a first transmission rod arranged at the bottom of the first transmission wheel, a second transmission rod penetrating through the first through cavity, a second transmission wheel arranged at the bottom of the second transmission rod and a third transmission wheel in transmission fit with the second transmission wheel, a first connecting rod is arranged on the third transmission wheel, the first connecting rod penetrates through the second movable cavity, and a rotary disc is arranged at the top of the first connecting rod; the position of the first fixed block can be adjusted by rotating the turntable, the third driving wheel is driven to rotate when the turntable rotates, the third driving wheel drives the second driving wheel to rotate, and the first driving wheel drives the nut to rotate under the mutual matching of the first driving rod and the second driving rod, so that the position of the first fixed block is adjusted; under the effect of first transfer line and second transfer line, with the accurate transmission of the rotary motion of bottom to the top, provide power for the removal of first fixed block.
A first through hole is formed in the top of the second movable cavity, the first connecting rod penetrates through the first through hole, a third movable cavity is arranged in the first connecting rod, a second through hole is formed in the side wall of the third movable cavity, a second fixing block penetrates through the second through hole, a plurality of protruding strips are arranged on the second fixing block, and a friction pad is arranged on the inner wall of the first through hole; after the position of the first fixing block is adjusted, the rotating disc does not rotate any more, the second fixing block extends out of the second through hole, the second fixing block is enabled to be in contact with the inner wall of the first through hole, the first connecting rod is fixed under the matching of the second fixing block and the inner wall of the first through hole, the first connecting rod is prevented from rotating randomly, the first driving wheel is prevented from being driven to rotate by the rotation of the first connecting rod, and a good fixing effect is provided for the first fixing block; under sand grip and friction pad set up, increase the contact effect of second fixed block and first through-hole to promote the fixed action of second fixed block to the head rod, prevent that the head rod from rotating at the removal in-process.
A fourth movable cavity is arranged above the third movable cavity, a push rod penetrates through the fourth movable cavity, a limiting plate is arranged on the push rod, and a return spring is arranged at the bottom of the limiting plate; a second connecting rod is movably connected to the side wall of the push rod, and the other end of the second connecting rod is movably connected to the second fixing block; when the position of the first fixed block is adjusted, the push rod is pushed downwards to enable the push rod to move towards the bottom of the third movable cavity, the push rod drives the second connecting rod to move downwards to enable the second fixed block to enter the third movable cavity, so that the rotary table is pushed to rotate, and the position of the first fixed block is adjusted; after first fixed block position adjustment accomplished, impel the limiting plate up-wards motion under the reset spring effect, make the limiting plate promote the push rod up-wards motion, the push rod drives the second connecting rod up-wards motion, makes the second fixed block stretch out from the second through-hole again, and the second fixed block contacts with first through-hole inner wall again, plays the fixed action to the head rod to it is fixed with first fixed block, promotes the cooperation effect of fixed disk and lamp shade.
The electric drill assembly comprises an air cylinder arranged above the processing table, a third connecting rod arranged on a piston rod of the air cylinder and a drill bit arranged at the bottom of the third connecting rod, and a first driving motor used for driving the drill bit to rotate is arranged on the third connecting rod; after fixed subassembly drove the lamp shade and moves to electric drill subassembly below, the cylinder promoted the third connecting rod and down moved, made the third connecting rod promote the drill bit and down moved, first driving motor drive drill bit rotates to the drill bit is direct trompil on the lamp shade, promotes the convenience that the lamp shade punched.
A first supporting plate is arranged at the top of the third connecting rod, a sleeve is arranged at the bottom of the first supporting plate, a fourth connecting rod penetrates through the sleeve, a connecting spring is arranged at the top of the fourth connecting rod, a third fixing block is arranged at the bottom of the fourth connecting rod, a liquid storage cavity is arranged in the third fixing block, and the third fixing block is connected with a liquid conveying pipe; when the cylinder pushes the third connecting rod to move downwards, the laminate pushes the third fixing block to move downwards, the third fixing block is in contact with the lampshade before the drill bit, the lampshade is pressed on the fixing disc, and the fixing effect of the lampshade is improved; the cylinder continues to push the third connecting rod to move downwards, the fourth connecting rod is inserted into the sleeve, the drill bit penetrates out of the third fixing block, the drill bit is positioned under the action of the third fixing block, the drill bit is accurately driven into a specified position on the lampshade, and the punching precision of the lampshade is improved; carry the coolant liquid toward the stock solution intracavity under the transfer line effect, make the third fixed block be in lower temperature state to play the cooling effect to lamp shade and drill bit, avoid the drill bit intensification to cause the influence to the operation of punching of lamp shade.
The processing table is provided with an air bag, the air bag is arranged below the electric drill assembly, and the processing table is also provided with a first limiting block matched with the air bag; when the third fixing block moves downwards to press the lampshade, the lampshade moves downwards to be in contact with the air bag, the lampshade presses the air bag downwards under the action of the third fixing block, the air bag deforms under the action of pressure, a groove is formed in the air bag, and the air bag and the third fixing block are matched with each other to improve the fixing effect of the lampshade; prevent the gasbag toward the outside expansion under the effect of first stopper, increase the gasbag to the extrusion force of lamp shade lateral wall to promote the fixed effect of gasbag to the lamp shade, take place to remove when avoiding punching of lamp shade.
A fifth movable cavity is formed in the first supporting rod, a connecting plate matched with the fifth movable cavity is arranged at the bottom of the second supporting rod, and a first supporting spring is arranged on the connecting plate; a sixth movable cavity is formed in the second transmission rod, the first transmission rod penetrates through the sixth movable cavity, a second limiting block is arranged at the bottom of the first transmission rod, and a second supporting spring is arranged at the bottom of the second limiting block; when the third fixed block moves downwards to press the lampshade, the lampshade generates pressure on the fixed disc, so that the fixed disc presses the second supporting rod downwards, the second supporting rod pushes the connecting plate to move towards the bottom of the fifth movable cavity, so that the second supporting rod moves downwards, the height of the fixed disc is reduced, the bottom of the lampshade is in contact with the air bag, the lampshade is pressed on the air bag, and the lampshade is fixed; the sixth movable cavity reserves space for the first transmission rod, so that the first transmission rod moves downwards with enough distance when the second support rod moves downwards, and the matching stability of the first transmission rod and the second transmission rod is ensured; after the lamp shade is punched, the third fixing block moves upwards to be separated from the lamp shade, the second supporting rod is pushed to move upwards under the action of the supporting spring, the lamp shade rises from the air bag, the lamp shade is separated from the air bag to be in contact with the air bag, so that the lamp shade can continuously move along with the sliding block, and the continuity of the processing process of the lamp shade is guaranteed.
The invention has the following advantages: the movement of the sliding block in the movable groove is utilized to separately carry out loading, material taking and punching, the use safety of the device is improved, the production mode of a production line is adopted, the processing efficiency of the lampshade is improved, and the punching difficulty of the lampshade is reduced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a first cross-sectional view of the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 2.
FIG. 4 is a second cross-sectional view of the present invention.
Fig. 5 is an enlarged view of fig. 4 at B.
Fig. 6 is an enlarged view of fig. 4 at C.
Fig. 7 is an enlarged view of fig. 4 at D.
Fig. 8 is an enlarged view of fig. 4 at E.
Fig. 9 is an enlarged view of fig. 4 at F.
Fig. 10 is an enlarged view at G in fig. 4.
Fig. 11 is a third schematic cross-sectional view of the present invention.
Fig. 12 is an enlarged view of fig. 11 at H.
Detailed Description
As shown in fig. 1 to 12, a lamp shade punching apparatus includes a processing table 1, a fixed assembly disposed on the processing table 1, and an electric drill assembly disposed above the processing table 1, wherein the processing table 1 is provided with a movable groove, the fixed assembly includes a slider 2 disposed in the movable groove, a first support rod 21 disposed on the slider 2, a second support rod 22 disposed on the first support rod 21, and a fixed disk 23 disposed on the second support rod 22, and the movable groove is an annular structure; a seventh movable cavity is arranged on the sliding block, a fourth driving wheel is arranged in the seventh movable cavity, a second driving motor for driving the fourth driving wheel to rotate is further arranged in the seventh movable cavity, and the fourth driving wheel is in contact with the inner wall of the movable groove so as to drive the sliding block to move in the movable groove; when the lampshade is machined, the lampshade is placed on the fixed disc, the lampshade is fixed through the fixed disc, the sliding block moves along the movable groove to drive the lampshade to move together, the lampshade is moved to the position below the electric drill assembly, through holes are punched in the lampshade under the action of the electric drill assembly, machining of the lampshade is completed, and then the sliding block continues to move along the movable groove to drive the lampshade to move to one side of the machining table so that the lampshade can be taken down from the fixed disc; under the annular structure of the movable groove, the fixed assembly is enabled to do closed motion on the processing table, and the fixed assembly is enabled to automatically move to an initial position so as to process the lampshade; under the action of the fixing component, the lampshade is only required to be placed on the fixing disc, and the lampshade is not required to be fixed manually, so that the lampshade fixing difficulty is reduced, and workers are prevented from being injured when the electric drill component works; the movement of the sliding block in the movable groove is utilized to separately carry out loading, material taking and punching, the use safety of the device is improved, the production mode of a production line is adopted, the processing efficiency of the lampshade is improved, and the punching difficulty of the lampshade is reduced.
A first movable cavity is arranged on the fixed disc 23, a plurality of through grooves are formed in the side wall of the first movable cavity, a first fixed block 24 penetrates through the through grooves, a rubber pad is arranged at one end of the first fixed block to increase the contact effect of the first fixed block and the lampshade and prevent the first fixed block from damaging the inner wall of the lampshade, and a transmission assembly for driving the first fixed block 24 to move along the inner wall of the through grooves is arranged in the first movable cavity; the position of the first fixed block is controlled under the transmission assembly, so that the first fixed block is subjected to position adjustment according to the diameter of the lampshade, one end of the first fixed block is always in contact with the inner wall of the lampshade, and the lampshade is fixed; through the position adjustment to first fixed block, make the fixed disk can do the processing to the lamp shade of multiple different diameters, promote fixed subassembly's application scope, promote the fixed effect of fixed disk to the lamp shade simultaneously, take place to remove when preventing punching of lamp shade.
A second movable cavity is arranged on the sliding block 2, a first through cavity is arranged on the first supporting rod 21, a second through cavity is arranged on the second supporting rod 22, a threaded rod 241 is arranged on the first fixed block 24, a nut 25 matched with the threaded rod 241 is arranged in the first movable cavity, a nut mounting rack 251 is arranged in the first movable cavity, the nut is mounted in the first movable cavity under the action of the nut mounting rack, and the transmission assembly comprises a first transmission wheel 26 matched with the nut 25; the threaded rod is matched with the nut, so that the movement of the first fixing block is controlled, the position of the first fixing block is finely adjusted, the first fixing block is better contacted with the inner wall of the lampshade, and the fixing effect of the fixing disc on the lampshade is improved; meanwhile, under the action of the threaded rod and the nut, the first fixed block cannot be pushed into the first movable cavity when the lampshade is impacted by the electric drill assembly, so that the positioning effect of the first fixed block is improved, and the punching precision of the lampshade is improved; under the mutual cooperation of logical groove and first fixed block, make first fixed block unable along with the nut rotates to drive first fixed block and remove under the nut effect.
The transmission assembly further comprises a first transmission rod 261 arranged at the bottom of the first transmission wheel 26, a second transmission rod 27 penetrating through the first through cavity, a second transmission wheel 271 arranged at the bottom of the second transmission rod 27 and a third transmission wheel 282 in transmission fit with the second transmission wheel 271, a first connecting rod 281 is arranged on the third transmission wheel 282, the first connecting rod 281 penetrates through the second movable cavity, and a turntable 28 is arranged at the top of the first connecting rod 281; a fifth driving wheel 29 is further arranged in the second movable cavity, the second driving wheel and the third driving wheel are matched through the fifth driving wheel, the position of the first fixed block can be adjusted through a mode of rotating the turntable, the third driving wheel is driven to rotate when the turntable rotates, the third driving wheel drives the second driving wheel to rotate, and the first driving wheel drives the nut to rotate under the mutual matching of the first driving rod and the second driving rod, so that the position of the first fixed block is adjusted; under the effect of first transfer line and second transfer line, with the accurate transmission of the rotary motion of bottom to the top, provide power for the removal of first fixed block.
A first through hole is formed in the top of the second movable cavity, the first connecting rod 281 penetrates through the first through hole, a third movable cavity is arranged in the first connecting rod 281, a second through hole is formed in the side wall of the third movable cavity, a second fixed block 220 penetrates through the second through hole, a plurality of convex strips are arranged on the second fixed block 220, a friction pad is arranged on the inner wall of the first through hole, and the friction pad is made of rubber; after the position of the first fixing block is adjusted, the rotating disc does not rotate any more, the second fixing block extends out of the second through hole, the second fixing block is enabled to be in contact with the inner wall of the first through hole, the first connecting rod is fixed under the matching of the second fixing block and the inner wall of the first through hole, the first connecting rod is prevented from rotating randomly, the first driving wheel is prevented from being driven to rotate by the rotation of the first connecting rod, and a good fixing effect is provided for the first fixing block; under sand grip and friction pad set up, increase the contact effect of second fixed block and first through-hole to promote the fixed action of second fixed block to the head rod, prevent that the head rod from rotating at the removal in-process.
A fourth movable cavity is arranged above the third movable cavity, a push rod 210 penetrates through the fourth movable cavity, a limiting plate 2101 is arranged on the push rod 210, and a return spring 2102 is arranged at the bottom of the limiting plate 2101; a second connecting rod 230 is hinged to the side wall of the push rod 210, and the other end of the second connecting rod 230 is hinged to the second fixing block 220; when the position of the first fixed block is adjusted, the push rod is pushed downwards to enable the push rod to move towards the bottom of the third movable cavity, the push rod drives the second connecting rod to move downwards to enable the second fixed block to enter the third movable cavity, so that the rotary table is pushed to rotate, and the position of the first fixed block is adjusted; after first fixed block position adjustment accomplished, impel the limiting plate up-wards motion under the reset spring effect, make the limiting plate promote the push rod up-wards motion, the push rod drives the second connecting rod up-wards motion, makes the second fixed block stretch out from the second through-hole again, and the second fixed block contacts with first through-hole inner wall again, plays the fixed action to the head rod to it is fixed with first fixed block, promotes the cooperation effect of fixed disk and lamp shade.
The electric drill assembly comprises an air cylinder 3 arranged above the processing table 1, a third connecting rod 31 arranged on a piston rod of the air cylinder 3 and a drill bit 32 arranged at the bottom of the third connecting rod 31, and a first driving motor used for driving the drill bit 32 to rotate is arranged on the third connecting rod 31; after fixed subassembly drove the lamp shade and moves to electric drill subassembly below, the cylinder promoted the third connecting rod and down moved, made the third connecting rod promote the drill bit and down moved, first driving motor drive drill bit rotates to the drill bit is direct trompil on the lamp shade, promotes the convenience that the lamp shade punched.
A first support plate 311 is arranged at the top of the third connecting rod 31, a sleeve 34 is arranged at the bottom of the first support plate 311, a fourth connecting rod 35 penetrates through the sleeve 34, a connecting spring 351 is arranged at the top of the fourth connecting rod 35, a third fixed block 33 is arranged at the bottom of the fourth connecting rod 35, the third fixed block is of a spherical structure, a third through hole matched with the drill bit is formed in the third fixed block, a liquid storage cavity is formed in the third fixed block 33, and the third fixed block 33 is connected with a liquid conveying pipe; when the cylinder pushes the third connecting rod to move downwards, the laminate pushes the third fixing block to move downwards, the third fixing block is in contact with the lampshade before the drill bit, the lampshade is pressed on the fixing disc, and the fixing effect of the lampshade is improved; the cylinder continues to push the third connecting rod to move downwards, the fourth connecting rod is inserted into the sleeve, the drill bit penetrates out of the third fixing block, the drill bit is positioned under the action of the third fixing block, the drill bit is accurately driven into a specified position on the lampshade, and the punching precision of the lampshade is improved; carry the coolant liquid toward the stock solution intracavity under the transfer line effect, make the third fixed block be in lower temperature state to play the cooling effect to lamp shade and drill bit, avoid the drill bit intensification to cause the influence to the operation of punching of lamp shade.
The processing table 1 is provided with an air bag 11, the air bag 11 is arranged below the electric drill assembly, and the processing table 1 is further provided with a first limiting block 12 matched with the air bag 11; when the third fixing block moves downwards to press the lampshade, the lampshade moves downwards to be in contact with the air bag, the lampshade presses the air bag downwards under the action of the third fixing block, the air bag deforms under the action of pressure, a groove is formed in the air bag, and the air bag and the third fixing block are matched with each other to improve the fixing effect of the lampshade; prevent the gasbag toward the outside expansion under the effect of first stopper, increase the gasbag to the extrusion force of lamp shade lateral wall to promote the fixed effect of gasbag to the lamp shade, take place to remove when avoiding punching of lamp shade.
A fifth movable cavity is arranged on the first support rod 21, a connecting plate 221 matched with the fifth movable cavity is arranged at the bottom of the second support rod 22, and a first support spring 222 is arranged on the connecting plate 221; a sixth movable cavity is formed in the second transmission rod 27, the first transmission rod 261 penetrates through the sixth movable cavity, a second limiting block 262 is arranged at the bottom of the first transmission rod 261 and is in transmission fit with the inner wall of the sixth movable cavity, and a second supporting spring 263 is arranged at the bottom of the second limiting block 262; when the third fixed block moves downwards to press the lampshade, the lampshade generates pressure on the fixed disc, so that the fixed disc presses the second supporting rod downwards, the second supporting rod pushes the connecting plate to move towards the bottom of the fifth movable cavity, so that the second supporting rod moves downwards, the height of the fixed disc is reduced, the bottom of the lampshade is in contact with the air bag, the lampshade is pressed on the air bag, and the lampshade is fixed; the sixth movable cavity reserves space for the first transmission rod, so that the first transmission rod moves downwards with enough distance when the second support rod moves downwards, and the matching stability of the first transmission rod and the second transmission rod is ensured; after the lamp shade is punched, the third fixing block moves upwards to be separated from the lamp shade, the second supporting rod is pushed to move upwards under the action of the supporting spring, the lamp shade rises from the air bag, the lamp shade is separated from the air bag to be in contact with the air bag, so that the lamp shade can continuously move along with the sliding block, and the continuity of the processing process of the lamp shade is guaranteed.
A cleaning chamber 13 is arranged on the processing table, the cleaning chamber is arranged on one side of the electric drill component, a dust collector 14 is arranged at the top of the cleaning chamber, and after the fixed component drives the lampshade to move into the cleaning chamber, the scraps on the lampshade are cleaned under the action of the dust collector so as to be removed; a second supporting plate 15 is arranged on one side of the cleaning chamber, and a waste material box 16 is arranged on the second supporting plate; because the fixed disk is positioned in the lampshade, most of scraps generated after the lampshade is punched fall on the surface of the fixed disk; when fixed subassembly drove the lamp shade and removed to waste material box one side, take off the lamp shade from the fixed disk, use the brush to scrape the piece on the fixed disk, make the piece drop on the waste material dish to clear up the fixed disk, clear away the piece on the fixed disk.
The fixed components are multiple, so that the processing of the lampshade can be continuously carried out.
When the lampshade is machined, the turntable is rotated to adjust the position of the first fixing block, the lampshade is sleeved on the fixing disc, the lampshade is matched with the fixing disc, the sliding block moves in the movable groove to drive the lampshade to move, and the lampshade is moved to the position below the electric drill component; at the moment, the second fixing component moves to the initial position, and the second lampshade is sleeved on the second fixing component; the air cylinder pushes the third connecting rod to move downwards, so that the third connecting rod pushes the third fixing block to move downwards, the third fixing block pushes the bottom of the lampshade to be in contact with the air bag, the lampshade is fixed under the mutual matching of the third fixing block and the air bag, and then the drill bit moves downwards to be in contact with the lampshade, and the punching operation is completed on the lampshade; after the lamp shade is punched, the cylinder drives the third connecting rod to move upwards, the sliding block drives the lamp shade to move continuously, so that the lamp shade moves into a cleaning chamber, debris on the surface of the lamp shade is absorbed under the action of a dust collector, and partial debris on the fixed disc is also absorbed into the dust collector; the lamp shade moves to waste material box one side after shifting out from the cleaning chamber, takes off the lamp shade after will processing from the fixed disk, uses the brush to clear up the fixed disk surface, and on fixed subassembly moved to initial position again afterwards, made the lamp shade processing continuously go on.
The cylinder, the motor and the dust collector in the application are schematic diagrams, and the specific structures of the cylinder, the motor and the dust collector are the same as those of the cylinder, the motor and the dust collector in the prior art.