CN111644658A - Electric tool with dust collecting function - Google Patents
Electric tool with dust collecting function Download PDFInfo
- Publication number
- CN111644658A CN111644658A CN202010523308.XA CN202010523308A CN111644658A CN 111644658 A CN111644658 A CN 111644658A CN 202010523308 A CN202010523308 A CN 202010523308A CN 111644658 A CN111644658 A CN 111644658A
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- Prior art keywords
- main body
- bearing
- transmission shaft
- dust
- drill rod
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- 239000000428 dust Substances 0.000 title claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims abstract description 64
- 238000005553 drilling Methods 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 239000004519 grease Substances 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims 1
- 230000009471 action Effects 0.000 description 9
- 230000008093 supporting effect Effects 0.000 description 6
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/003—Attachments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to an electric tool with a dust collecting function, which comprises a main body, a handle, a driving motor, a transmission shaft, a first bearing, a connector and a drill rod, the main body is cylindrical, the handle is fixed on the main body, one end of the main body is provided with a mounting hole, the transmission shaft and the mounting hole are coaxially arranged and penetrate through the mounting hole, the transmission shaft is connected with the inner wall of the mounting hole in a sliding and sealing way, the driving motor and the first bearing are both arranged in the main body, the driving motor is in transmission connection with one end of the transmission shaft, the drill rod is arranged at the other end of the transmission shaft through the connector, the inner ring of the first bearing is arranged on the transmission shaft, the main body is provided with a dust collecting mechanism and a cleaning mechanism, this electric tool with dust collection function has realized the function of collecting the dust through collection dirt mechanism, not only, has still realized cleaing away the function of remaining dust on the drilling rod through clean mechanism.
Description
Technical Field
The invention relates to the field of electric tools, in particular to an electric tool with a dust collecting function.
Background
The electric drill is a drilling tool powered by an alternating current power supply or a direct current battery, and is a handheld electric tool.
The existing pistol drill can generate a large amount of dust in the using process, and the human body inhales the dust to influence health, so that the dust can be remained on the drill rod after the drilling is finished, thereby not only reducing the tidiness of the drill rod, but also easily causing the drill rod to rust and reducing the practicability.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the electric tool with the dust collecting function is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an electric tool with a dust collecting function comprises a main body, a handle, a driving motor, a transmission shaft, a first bearing, a connector and a drill rod, wherein the main body is cylindrical, the handle is fixed on the main body, one end of the main body is provided with a mounting hole, the transmission shaft and the mounting hole are coaxially arranged and penetrate through the mounting hole, the transmission shaft and the inner wall of the mounting hole are in sliding and sealing connection, the driving motor and the first bearing are both arranged in the main body, the driving motor is in transmission connection with one end of the transmission shaft, the drill rod is arranged at the other end of the transmission shaft through the connector, the inner ring of the first bearing is arranged on the transmission shaft, the outer ring of the first bearing and the driving motor are both fixed on the inner wall of the main body, and the main body is provided with a dust collecting;
the dust collecting mechanism comprises a collecting pipe, a moving ring and at least two resetting components, wherein the collecting pipe and the moving ring are coaxially arranged with a main body, the main body penetrates through the moving ring, the main body is connected with the inner wall of the moving ring in a sliding and sealing mode, the collecting pipe is fixedly connected with one side, close to a drill rod, of the moving ring in a sealing mode, the outer diameter of the main body is smaller than the inner diameter of the collecting pipe, the drill rod is located in the collecting pipe, the collecting pipe is made of transparent organic glass, and the resetting components are evenly arranged in the collecting pipe in the circumferential direction by taking the axis;
the reset component comprises a limit block, a rack, a rotating gear, a second bearing, a rotating shaft, a torsion spring and a through hole, the through hole is arranged on the main body, the axis of the rotating shaft is vertical to and intersected with the axis of the transmission shaft, the rotating shaft penetrates through the through hole, the rotating shaft is connected with the inner wall of the through hole in a sliding and sealing way, the rotating gear is arranged at one end of the rotating shaft, which is far away from the transmission shaft, the rack is engaged with the rotating gear and fixed on the moving ring, the second bearing and the torsion spring are both positioned in the main body, the inner ring of the second bearing is arranged on the rotating shaft, the outer ring of the second bearing is fixed on the inner wall of the main body, the torsion spring is positioned on one side, far away from the transmission shaft, of the second bearing, the outer ring of the second bearing is connected with the inner wall of the main body through the torsion spring, and the limiting block is fixed on the main body and abuts against one side, close to the drill rod, of the moving ring;
the cleaning mechanism comprises at least two cleaning components, the cleaning components correspond to the rotating shafts one by one, and the cleaning components are positioned in the main body;
the cleaning assembly comprises a first air hole, a second air hole, a first filter screen, a second filter screen, an air pipe, a fan blade and a transmission unit, the first air hole is formed in one end, close to the drill rod, of the main body, the second air hole is formed in the other end of the main body, the second filter screen is installed in the second air hole, the air pipe is parallel to the transmission shaft, one end, close to the drill rod, of the air pipe is inserted into the first air hole, the air pipe is hermetically and fixedly connected with the inner wall of the first air hole, the first filter screen is installed in the air pipe, the fan blade is arranged in the air pipe and located on one side, far away from the drill rod, of the first filter screen, and the fan blade is connected with one end;
the transmission unit comprises a driving bevel gear, a driven bevel gear, a connecting shaft and a third bearing, the connecting shaft and the air pipe are coaxially arranged, the fan blades are installed at one end, close to the drill rod, of the connecting shaft, the driven bevel gear is installed at the other end of the connecting shaft, the driving bevel gear is installed on the rotating shaft and meshed with the driven bevel gear, the inner ring of the third bearing is installed on the connecting shaft and located in the air pipe, and the outer ring of the third bearing is fixedly connected with the inner wall of the air pipe.
Preferably, the body is provided with graduations to facilitate control of the depth of the drilled hole.
Preferably, the drive motor is a servo motor in order to increase the drive force of the drive motor.
Preferably, in order to reduce a gap between the transmission shaft and an inner wall of the mounting hole, the inner wall of the mounting hole is coated with a sealing grease.
Preferably, the driving bevel gear is coated with a lubricating oil in order to reduce a frictional force between the driving bevel gear and the driven bevel gear.
Preferably, in order to facilitate the installation of the rotating shaft, both ends of the rotating shaft are provided with chamfers.
Preferably, in order to realize buffering and vibration damping, a rubber block is laid at one end of the collecting pipe far away from the moving ring.
Preferably, in order to prolong the service life of the transmission shaft, the transmission shaft is provided with an anti-corrosion zinc coating.
Preferably, the handle is provided with anti-slip lines to prevent slipping.
Preferably, in order to reduce noise, at least two sound-absorbing plates are arranged on the outer wall of the collecting pipe, and the sound-absorbing plates correspond to the racks one by one.
The electric tool with the dust collection function has the advantages that the dust collection function is realized through the dust collection mechanism, compared with the existing dust collection mechanism, the dust collection mechanism and the cleaning mechanism realize an integrated linkage structure, collected dust in the dust collection pipe can be automatically removed after drilling is finished, the practicability is higher, and moreover, the function of removing residual dust on the drill rod is realized through the cleaning mechanism.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of an electric power tool having a dust collection function of the present invention;
fig. 2 is a sectional view of the electric power tool with dust collection function of the present invention;
FIG. 3 is a schematic structural view of a dust collecting mechanism of the electric power tool with dust collecting function of the present invention;
FIG. 4 is a schematic structural view of a cleaning assembly of the power tool with dust collection function of the present invention;
in the figure: 1. the pneumatic drill comprises a main body, 2, a handle, 3, a driving motor, 4, a transmission shaft, 5, a first bearing, 6, a connector, 7, a drill rod, 8, a collecting pipe, 9, a moving ring, 10, a limiting block, 11, a rack, 12, a rotating gear, 13, a second bearing, 14, a rotating shaft, 15, a torsion spring, 16, a first filter screen, 17, a second filter screen, 18, an air pipe, 19, a fan blade, 20, a driving bevel gear, 21, a driven bevel gear, 22, a connecting shaft, 23, a third bearing, 24, a rubber block and 25, and a sound absorption plate.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1 to 3, an electric tool having a dust collecting function includes a main body 1, a handle 2, a driving motor 3, a transmission shaft 4, a first bearing 5, a connector 6, and a drill rod 7, the main body 1 is cylindrical, the handle 2 is fixed on the main body 1, one end of the main body 1 is provided with a mounting hole, the transmission shaft 4 is coaxially arranged with the mounting hole and penetrates through the mounting hole, the transmission shaft 4 is connected with the inner wall of the mounting hole in a sliding and sealing way, the driving motor 3 and the first bearing 5 are both arranged in the main body 1, the driving motor 3 is in transmission connection with one end of the transmission shaft 4, the drill rod 7 is arranged at the other end of the transmission shaft 4 through a connector 6, the inner ring of the first bearing 5 is arranged on the transmission shaft 4, the outer ring of the first bearing 5 and the driving motor 3 are both fixed on the inner wall of the main body 1, and the main body 1 is provided with a dust collecting mechanism and a cleaning mechanism;
the dust collecting mechanism comprises a collecting pipe 8, a moving ring 9 and at least two resetting components, wherein the collecting pipe 8 and the moving ring 9 are coaxially arranged with a main body 1, the main body 1 penetrates through the moving ring 9, the inner walls of the main body 1 and the moving ring 9 are connected in a sliding and sealing mode, one side, close to a drill rod 7, of the collecting pipe 8 and one side, close to the drill rod 9, of the moving ring 9 are connected in a sealing and fixing mode, the outer diameter of the main body 1 is smaller than the inner diameter of the collecting pipe 8, the drill rod 7 is located in the collecting pipe 8, the collecting pipe 8 is made of transparent organic glass, and the resetting components are evenly arranged in the;
the reset assembly comprises a limiting block 10, a rack 11, a rotating gear 12, a second bearing 13, a rotating shaft 14, a torsion spring 15 and a through hole, wherein the through hole is formed in the main body 1, the axis of the rotating shaft 14 is perpendicular to and intersected with the axis of the transmission shaft 4, the rotating shaft 14 penetrates through the through hole, the rotating shaft 14 slides and is in sealing connection with the inner wall of the through hole, the rotating gear 12 is installed at one end, far away from the transmission shaft 4, of the rotating shaft 14, the rack 11 is meshed with the rotating gear 12 and is fixed on the moving ring 9, the second bearing 13 and the torsion spring 15 are both located in the main body 1, the inner ring of the second bearing 13 is installed on the rotating shaft 14, the outer ring of the second bearing 13 is fixed on the inner wall of the main body 1, the torsion spring 15 is located on one side, far away from the transmission shaft 4, of the second bearing 13, the limiting block 10 is fixed on the main body 1 and abuts against one side, close to the drill rod 7, of the moving ring 9;
a user holds the handle 2 by hand, the handle is started by the driving motor 3, the transmission shaft 4 is enabled to rotate under the supporting action of the first bearing 5, the transmission shaft 4 rotates to drive the drill rod 7 to rotate through the connector 6, then, the drill rod 7 is abutted against a workpiece, drilling is realized, in the period, the collecting pipe 8 is abutted against the workpiece, through deep drilling, the collecting pipe 8 pushes the moving ring 9 to move on the main body 1 towards the direction far away from the drill rod 7, the moving of the moving ring 9 drives the rack 11 to realize synchronous movement, the rotating gear 12 rotates to drive the rotating shaft 14 to rotate under the supporting action of the second bearing 13, the torsion spring 15 is enabled to generate deformation, in addition, dust generated in the drilling period falls into the collecting pipe 8, the dust collecting function is realized, when the drilling is finished and the drill rod 7 and the collecting pipe 8 are both separated from the workpiece, the rotating shaft 14 is enabled to reversely rotate under the elastic action, the rack 11 is driven by the reverse rotation of the rotating shaft 14 through the rotating gear 12 to reset, and the reset of the rack 11 drives the collecting pipe 8 to reset through the moving ring 9.
As shown in fig. 4, the cleaning mechanism includes at least two cleaning assemblies, the cleaning assemblies are in one-to-one correspondence with the rotating shafts 14, and the cleaning assemblies are located in the main body 1;
the cleaning assembly comprises a first air hole, a second air hole, a first filter screen 16, a second filter screen 17, an air pipe 18, a fan blade 19 and a transmission unit, the first air hole is formed in one end, close to the drill rod 7, of the main body 1, the second air hole is formed in the other end of the main body 1, the second filter screen 17 is installed in the second air hole, the air pipe 18 is parallel to the transmission shaft 4, one end, close to the drill rod 7, of the air pipe 18 is inserted into the first air hole, the air pipe 18 is hermetically and fixedly connected with the inner wall of the first air hole, the first filter screen 16 is installed in the air pipe 18, the fan blade 19 is arranged in the air pipe 18 and located on one side, far away from the drill rod 7, of the first filter screen 16, and the fan blade 19 is connected with one end, close;
the transmission unit comprises a driving bevel gear 20, a driven bevel gear 21, a connecting shaft 22 and a third bearing 23, the connecting shaft 22 and the air pipe 18 are coaxially arranged, fan blades 19 are arranged at one end, close to the drill rod 7, of the connecting shaft 22, the driven bevel gear 21 is arranged at the other end of the connecting shaft 22, the driving bevel gear 20 is arranged on the rotating shaft 14 and meshed with the driven bevel gear 21, an inner ring of the third bearing 23 is arranged on the connecting shaft 22 and located in the air pipe 18, and an outer ring of the third bearing 23 is fixedly connected with the inner wall of the air pipe 18.
During drilling, the collecting pipe 8 is abutted against a workpiece and is in a sealing state, when the moving ring 9 moves on the main body 1 towards the direction far away from the drill stem 7, air in the collecting pipe 8 is conveyed into the main body 1 from the air pipe 18, air in the main body 1 is exhausted from the second air hole, so that heat in the main body 1 can be exhausted along with the air, the heat dissipation function of the main body 1 is realized, dust generated during drilling is conveyed into the air pipe 18 under the action of air flow and is trapped through the first filter screen 16, the dust in the collecting pipe 8 can be concentrated into the air pipe 18 again, the dust in the collecting pipe 8 is prevented from being adhered to the inner wall of the collecting pipe 8 to influence a user to observe the drilling condition through the collecting pipe 8, in addition, during the rotation of the rotating shaft 14, the driving bevel gear 20 rotates, the rotation of the driving bevel gear connecting shaft 20 drives the connecting shaft 22 to rotate under the supporting action of the third bearing 23 through the driven bevel gear 21, the rotation of the connecting shaft 22 drives the fan blades 19 to rotate, so that the air in the air pipe 18 is conveyed into the main body 1, when the rotating shaft 14 rotates reversely through the elastic action of the torsion spring 15, the fan blades 19 can rotate reversely, that is, the air in the main body 1 can be conveyed into the collecting pipe 8 from the air pipe 18, the air in the collecting pipe 8 is discharged from one end of the collecting pipe 8 far away from the moving ring 9, the dust in the air pipe 18 can be discharged under the action of the air flow, the function of automatically discharging the collected dust is realized, meanwhile, the dust remaining on the drill rod 7 is separated from the drill rod 7 under the action of the air flow, the function of cleaning the drill rod 7 is realized, meanwhile, the air outside the main body 1 is conveyed into the main body 1 from the second air hole and trapped by the second filter screen 17, and when the moving ring 9 abuts against the limiting block 10, the main body 1 can vibrate and transmit the vibration to the drill rod 7, the vibration can be used for facilitating the loosening between the residual scraps on the drill rod 7 and the drill rod 7, so that the cleaning effect of the drill rod 7 can be improved.
Preferably, the body 1 is provided with a scale for controlling the drilling depth.
The moving ring 9 can facilitate the user to control the drilling depth by observing the scales during moving, and the convenience is improved.
Preferably, the driving motor 3 is a servo motor in order to increase the driving force of the driving motor 3.
The servo motor has a characteristic of strong overload capability, so that the driving force of the driving motor 3 can be improved.
Preferably, in order to reduce the gap between the transmission shaft 4 and the inner wall of the mounting hole, the inner wall of the mounting hole is coated with a sealing grease.
The sealing grease has the function of reducing the gap between the transmission shaft 4 and the inner wall of the mounting hole, and the sealing performance is improved.
Preferably, in order to reduce the frictional force between the driving bevel gear 20 and the driven bevel gear 21, the driving bevel gear 20 is coated with a lubricating oil.
The lubricating oil functions to reduce the frictional force between the driving bevel gear 20 and the driven bevel gear 21 and improve the smoothness of rotation of the driven bevel gear 21.
Preferably, in order to facilitate the installation of the rotating shaft 14, both ends of the rotating shaft 14 are chamfered.
The chamfer serves to reduce the diameter of the rotating shaft 14 as it passes through the through hole, providing an easy installation.
Preferably, a rubber block 24 is laid on the end of the collecting pipe 8 far from the moving ring 9 for achieving buffering and vibration damping.
The rubber texture is comparatively soft, can reduce the impact force that produces when collecting pipe 8 and work piece support to lean on, has realized buffering and damping.
Preferably, in order to prolong the service life of the transmission shaft 4, the transmission shaft 4 is provided with an anti-corrosion zinc coating.
The function of anticorrosive galvanizing coat is to promote the rust-resistant ability of transmission shaft 4, prolongs the life of transmission shaft 4.
Preferably, the grip 2 is provided with anti-slip threads to prevent slipping.
The anti-slip threads are used for improving the friction force between the hands of the user and the handle 2 and preventing slipping.
Preferably, for noise reduction, the outer wall of the collecting pipe 8 is provided with at least two sound-absorbing plates 25, and the sound-absorbing plates 25 correspond to the racks 11 one by one.
The sound-absorbing plate 25 can absorb noise generated during drilling, and noise reduction is achieved.
A user holds the handle 2 by hand, the handle is started by the driving motor 3, the transmission shaft 4 is enabled to rotate under the supporting action of the first bearing 5, the transmission shaft 4 rotates to drive the drill rod 7 to rotate through the connector 6, then, the drill rod 7 is abutted against a workpiece, drilling is realized, during the period, the collecting pipe 8 is abutted against the workpiece and is in a sealing state, the collecting pipe 8 pushes the moving ring 9 to move on the main body 1 towards the direction far away from the drill rod 7 through the deep drilling, the moving of the moving ring 9 drives the rack 11 to realize synchronous movement, the rotating gear 12 is enabled to rotate, the rotating gear 12 rotates to drive the rotating shaft 14 to rotate under the supporting action of the second bearing 13, the torsion spring 15 is enabled to generate deformation, in addition, dust generated during the drilling falls into the collecting pipe 8, the dust collecting function is realized, in addition, the air in the collecting pipe 8 is enabled to be conveyed into the main body, the air in the main body 1 is discharged from the second air hole, so that the heat in the main body 1 can be discharged along with the air, the heat dissipation function of the main body 1 is realized, in addition, the dust generated in the drilling process is conveyed into the air pipe 18 under the action of the air flow and is intercepted through the first filter screen 16, so that the dust in the collecting pipe 8 can be concentrated into the air pipe 18 again, the dust in the collecting pipe 8 is prevented from being adhered to the inner wall of the collecting pipe 8 to influence a user to observe the drilling condition through the collecting pipe 8, in addition, the driving bevel gear 20 is rotated during the rotation of the rotating shaft 14, the rotation of the driving bevel gear 20 drives the connecting shaft 22 to rotate under the supporting action of the third bearing 23 through the driven bevel gear 21, the rotation of the connecting shaft 22 drives the fan blades 19 to rotate, and the air in the air pipe 18 is conveyed into the;
when drilling is finished and the drill rod 7 and the collecting pipe 8 are separated from a workpiece, the rotating shaft 14 is reversely rotated under the elastic action of the torsion spring 15, the reverse rotation of the rotating shaft 14 drives the rack 11 to reset through the rotating gear 12, the resetting of the rack 11 drives the collecting pipe 8 to reset through the moving ring 9, and the moving ring 9 is abutted against the limiting block 10, moreover, the reverse rotation of the rotating shaft 14 can enable the fan blades 19 to reversely rotate, namely, air in the main body 1 can be conveyed into the collecting pipe 8 from the air pipe 18, air in the collecting pipe 8 is discharged from one end of the collecting pipe 8 far away from the moving ring 9, dust in the air pipe 18 can be discharged under the action of air flow, the function of automatically discharging collected dust is realized, meanwhile, the dust remained on the drill rod 7 is separated from the drill rod 7 under the action of air flow, the function of cleaning the drill rod 7 is realized, and simultaneously, the outside air of main part 1 is carried to main part 1 in from the second gas pocket to realize holding back through the dust of second filter screen 17 in to the air, moreover, when shift ring 9 supports with stopper 10 and leans on, can make main part 1 produce the vibration and transmit vibration to drilling rod 7, can be convenient for through the vibration produce between remaining piece and the drilling rod 7 on the drilling rod 7 not hard up, and then can promote the clean effect of drilling rod 7.
Compared with the prior art, this electric tool with dust collection function has realized the function of collecting the dust through collection dirt mechanism, compare with current collection dirt mechanism, this collection dirt mechanism has realized the integral type linkage structure with clean mechanism, moreover, after drilling finishes, can the dust of the collection in the automatically cleaned dust pipe, the practicality is stronger, moreover, still realized the function of remaining the dust on cleaing away drilling rod 7 through clean mechanism, compare with current clean mechanism, this clean mechanism can also realize the heat dissipation of main part 1, the practicality is stronger.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides an electric tool with function is collected to dust, includes main part (1), handle (2), driving motor (3), transmission shaft (4), first bearing (5), connector (6) and drilling rod (7), the shape of main part (1) is cylindrical, handle (2) are fixed on main part (1), the one end of main part (1) is equipped with the mounting hole, transmission shaft (4) and the coaxial setting of mounting hole and pass the mounting hole, the inner wall slip and the sealing connection of transmission shaft (4) and mounting hole, driving motor (3) and first bearing (5) all set up in main part (1), driving motor (3) are connected with the one end transmission of transmission shaft (4), the other end at transmission shaft (4) is installed through connector (6) in drilling rod (7), the inner circle of first bearing (5) is installed on transmission shaft (4), the outer ring of the first bearing (5) and the driving motor (3) are fixed on the inner wall of the main body (1), and the dust collector is characterized in that a dust collecting mechanism and a cleaning mechanism are arranged on the main body (1);
the dust collection mechanism comprises a collection pipe (8), a moving ring (9) and at least two reset components, wherein the collection pipe (8) and the moving ring (9) are coaxially arranged with a main body (1), the main body (1) penetrates through the moving ring (9), the main body (1) is in sliding and sealing connection with the inner wall of the moving ring (9), the collection pipe (8) is sealed and fixedly connected with one side, close to a drill rod (7), of the moving ring (9), the outer diameter of the main body (1) is smaller than the inner diameter of the collection pipe (8), the drill rod (7) is located in the collection pipe (8), the collection pipe (8) is transparent organic glass, and the reset components are circumferentially and uniformly arranged in the collection pipe (8) by taking the axis of the transmission shaft (4) as a center;
the reset assembly comprises a limiting block (10), a rack (11), a rotating gear (12), a second bearing (13), a rotating shaft (14), a torsion spring (15) and a through hole, the through hole is formed in the main body (1), the axis of the rotating shaft (14) is perpendicular to and intersected with the axis of the transmission shaft (4), the rotating shaft (14) penetrates through the through hole, the rotating shaft (14) is connected with the inner wall of the through hole in a sliding and sealing mode, the rotating gear (12) is installed at one end, far away from the transmission shaft (4), of the rotating shaft (14), the rack (11) is meshed with the rotating gear (12) and fixed on the moving ring (9), the second bearing (13) and the torsion spring (15) are both located in the main body (1), the inner ring of the second bearing (13) is installed on the rotating shaft (14), the outer ring of the second bearing (13) is fixed on the inner wall of the main body, the torsion spring (15) is positioned on one side, far away from the transmission shaft (4), of the second bearing (13), the outer ring of the second bearing (13) is connected with the inner wall of the main body (1) through the torsion spring (15), and the limiting block (10) is fixed on the main body (1) and is abutted against one side, close to the drill rod (7), of the moving ring (9);
the cleaning mechanism comprises at least two cleaning components, the cleaning components correspond to the rotating shafts (14) one by one, and the cleaning components are positioned in the main body (1);
the cleaning component comprises a first air hole, a second air hole, a first filter screen (16), a second filter screen (17), an air pipe (18), fan blades (19) and a transmission unit, the first air hole is arranged at one end of the main body (1) close to the drill rod (7), the second air hole is arranged at the other end of the main body (1), the second filter screen (17) is arranged in the second air hole, the air pipe (18) is parallel to the transmission shaft (4), one end of the air pipe (18) close to the drill rod (7) is inserted into the first air hole, the air pipe (18) is sealed and fixedly connected with the inner wall of the first air hole, the first filter screen (16) is arranged in the air pipe (18), the fan blades (19) are arranged in the air pipe (18) and positioned on one side of the first filter screen (16) far away from the drill rod (7), the fan blades (19) are connected with one end, close to the transmission shaft (4), of the rotating shaft (14) through the transmission unit;
the transmission unit comprises a driving bevel gear (20), a driven bevel gear (21), a connecting shaft (22) and a third bearing (23), the connecting shaft (22) and an air pipe (18) are coaxially arranged, fan blades (19) are installed at one end, close to a drill rod (7), of the connecting shaft (22), the other end of the connecting shaft (22) is installed on the driven bevel gear (21), the driving bevel gear (20) is installed on a rotating shaft (14) and meshed with the driven bevel gear (21), an inner ring of the third bearing (23) is installed on the connecting shaft (22) and located in the air pipe (18), and an outer ring of the third bearing (23) is fixedly connected with the inner wall of the air pipe (18).
2. The electric power tool with dust collecting function according to claim 1, wherein the main body (1) is provided with a scale.
3. The electric power tool with dust collecting function according to claim 1, wherein the drive motor (3) is a servo motor.
4. The electric power tool with dust collecting function according to claim 1, wherein an inner wall of the mounting hole is coated with a sealing grease.
5. The electric power tool with dust collecting function according to claim 1, wherein the drive bevel gear (20) is coated with a lubricating oil.
6. The electric power tool with dust collecting function according to claim 1, wherein both ends of the rotating shaft (14) are chamfered.
7. The power tool with dust collection function according to claim 1, wherein the end of the collecting pipe (8) away from the moving ring (9) is laid with a rubber block (24).
8. The electric power tool with dust collecting function according to claim 1, wherein the transmission shaft (4) is provided with an anti-corrosion zinc plating layer.
9. The electric power tool with dust collecting function according to claim 1, wherein the grip (2) is provided with an anti-slip pattern.
10. The electric tool with dust collection function according to claim 1, wherein the outer wall of the collection pipe (8) is provided with at least two sound-absorbing plates (25), and the sound-absorbing plates (25) correspond to the racks (11) one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010523308.XA CN111644658A (en) | 2020-06-10 | 2020-06-10 | Electric tool with dust collecting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010523308.XA CN111644658A (en) | 2020-06-10 | 2020-06-10 | Electric tool with dust collecting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111644658A true CN111644658A (en) | 2020-09-11 |
Family
ID=72351434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010523308.XA Withdrawn CN111644658A (en) | 2020-06-10 | 2020-06-10 | Electric tool with dust collecting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111644658A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305771A (en) * | 2021-05-13 | 2021-08-27 | 碧云网络科技(广州)有限公司 | Electrician's equipment with clean function |
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| CN111152303A (en) * | 2020-01-14 | 2020-05-15 | 深圳华音时代文化科技有限公司 | A stable form drilling equipment for daily necessities production and processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2453791A1 (en) * | 1974-11-13 | 1976-05-26 | Bengt Johansson | Portable drill protective accessory - has spring loaded rigid telescoping sheath sections enclosing drill bit to catch dust |
| DE4139603A1 (en) * | 1991-11-30 | 1993-06-03 | Hilti Ag | Dust extractor for mechanical drill or chisel - comprises telescopic sleeves with bands of brushes between faces of tubes |
| US20020154960A1 (en) * | 2001-04-19 | 2002-10-24 | Lin Sheng Chieh | Power drill with vacuum dust-collection ability |
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| CN113305771A (en) * | 2021-05-13 | 2021-08-27 | 碧云网络科技(广州)有限公司 | Electrician's equipment with clean function |
| CN113305771B (en) * | 2021-05-13 | 2022-04-22 | 碧云网络科技(广州)有限公司 | Electrician's equipment with clean function |
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Application publication date: 20200911 |