CN111774608B - Electric drill with dust removal function - Google Patents
Electric drill with dust removal function Download PDFInfo
- Publication number
- CN111774608B CN111774608B CN202010566748.3A CN202010566748A CN111774608B CN 111774608 B CN111774608 B CN 111774608B CN 202010566748 A CN202010566748 A CN 202010566748A CN 111774608 B CN111774608 B CN 111774608B
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- Prior art keywords
- electric drill
- main body
- fixedly connected
- transmission shaft
- dust removal
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- 239000000428 dust Substances 0.000 title claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 230000000670 limiting effect Effects 0.000 claims abstract description 32
- 238000005260 corrosion Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 230000000712 assembly Effects 0.000 abstract 2
- 238000000429 assembly Methods 0.000 abstract 2
- 230000006870 function Effects 0.000 description 10
- 238000005553 drilling Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
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- 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
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- 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
-
- 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
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/0046—Devices for removing chips by sucking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/0071—Devices for removing chips dust collectors for hand tools
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- 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
Abstract
The invention relates to an electric drill with a dust removal function, which comprises a drill bit and a main body, and further comprises a protection mechanism and a dust removal mechanism, wherein the protection mechanism comprises a motor, a connecting bearing, a driving shaft, a transmission shaft, a connecting pipe, two positioning assemblies, two friction discs, two sliding sleeves, two sliding rods and two springs, the dust removal mechanism comprises a first gear, a second gear, a power shaft, an air suction cylinder, fan blades, a filter screen, a piston block, an elastic rope, a positioning block, two radiating pipes and at least two through holes, the positioning assemblies comprise a limiting groove and a limiting block, and in the electric drill with the dust removal function, when the drill bit is clamped by the protection mechanism, the drill bit is separated, so that the safety of the electric drill is improved, dust generated during the working of the electric drill can be absorbed by the dust removal mechanism, and the environmental protection performance of the electric drill is improved.
Description
Technical Field
The invention relates to the field of electric tools, in particular to an electric drill with a dust removal function.
Background
The electric drill is a drilling machine using electricity as power, is a conventional product in electric tools and is also an electric tool product with the largest demand, and the working principle of the electric drill is that a motor rotor of an electromagnetic rotary or electromagnetic reciprocating small-capacity motor does magnetic field cutting work-doing operation, and an operation device is driven by a transmission mechanism to drive a gear to increase the power of a drill bit, so that the drill bit scrapes the surface of an object and better penetrates the object.
The electric drill of prior art can produce a large amount of dusts when drilling, has reduced the feature of environmental protection of electric drill, moreover, the electric drill of prior art when using, if the electric drill chuck owner, will lead to the electric drill fuselage to rotate, causes the fuselage to strike operating personnel, has reduced the security of electric drill.
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 drill with the dust removal function is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an electric drill with a dust removal function comprises a drill bit and a main body, wherein a cavity is formed in the main body, and the electric drill also comprises a protection mechanism and a dust removal mechanism, wherein the protection mechanism and the dust removal mechanism are both arranged in the main body, the protection mechanism is connected with the drill bit, and the protection mechanism is connected with the dust removal mechanism;
the protection mechanism comprises a motor, a connecting bearing, a driving shaft, a connecting pipe, two positioning components, two friction discs, two sliding sleeves, two sliding rods and two springs, wherein the driving shaft, the driving shaft and the connecting pipe are all arranged coaxially with the drill bit, the motor is fixedly connected with the inner wall of one side of the main body, which is far away from the drill bit, the motor is in transmission connection with the driving shaft, one end of the driving shaft is connected with the drill bit, the other end of the driving shaft is arranged in the connecting pipe, the driving shaft is in sliding connection with the connecting pipe, the two positioning components are respectively arranged on two sides of the driving shaft, the driving shaft is connected with the connecting pipe through the positioning components, the two friction discs are respectively and fixedly connected with the ends, close to each other, of the driving shaft and the connecting pipe, the two friction discs abut against each other, and one end, which is far away from the friction discs, of the connecting pipe is fixedly connected with the inner ring of the connecting bearing, the sliding rods are parallel to the transmission shaft, the two sliding rods are respectively arranged on two sides of the transmission shaft, one ends of the two sliding rods are fixedly connected with the inner wall of the main body, the sliding rods penetrate through sliding sleeves, the sliding sleeves are connected with the sliding rods in a sliding mode, the sliding sleeves are fixedly connected with the outer ring of the connecting bearing, the spring sleeves are sleeved on the sliding rods, one ends of the sliding rods are fixedly connected with the sliding sleeves through springs, and the springs are in a compressed state;
the dust removal mechanism comprises a first gear, a second gear, a power shaft, an air pump, fan blades, a filter screen, a piston block, an elastic rope, a positioning block, two radiating pipes and at least two through holes, the axis of the air pump is parallel to the axis of a driving shaft, one end of the air pump is connected with the inner wall of one end of a main body close to a drill bit, one end of the air pump is communicated with the outside of the main body, the other end of the air pump is communicated with the outside of the main body through the radiating pipes, the power shaft and the air pump are coaxially arranged, the power shaft is provided with an installation bearing, the power shaft is connected with the other end of the air pump through the installation bearing, the fan blades are arranged inside the air pump, the two ends of the power shaft are fixedly connected with the fan blades and the second gear respectively, the first gear is fixedly connected with the driving shaft, the first gear is meshed with the second gear, the filter screen is fixedly arranged inside the air pump, the piston block sets up the one side that is close to the flabellum at the filter screen, piston block and pump bowl sliding connection, the piston block passes through elasticity rope and filter screen fixed connection, the elasticity rope is in tensile state, and each through-hole evenly distributed is on the piston block, the locating piece sets up the one side that is close to the piston block at the flabellum, the inner wall fixed connection of locating piece and pump bowl.
Preferably, in order to improve the automation degree of the electric drill, a PLC is arranged in the main body, at least two control keys are arranged on the main body, and each control key is electrically connected with the PLC.
As preferred, in order to improve the stability that connecting pipe and transmission shaft are connected, locating component includes spacing groove and stopper, the spacing groove sets up the one side at the transmission shaft, the length of spacing groove is less than the length of transmission shaft, the inner wall fixed connection of stopper and connecting pipe, the stopper sets up the inside at the spacing groove, stopper and spacing groove sliding connection.
Preferably, in order to improve the connection stability of the sliding rod and the sliding sleeve, a limiting disc is arranged at one end of the sliding rod, which is close to the motor.
Preferably, the sliding rod is coated with grease in order to improve the smoothness of movement of the sliding sleeve.
Preferably, the motor is a servo motor in order to improve the accuracy of the rotational speed control of the drill bit.
Preferably, in order to improve the stability of the connection of the two friction discs, the friction discs are provided with anti-slip threads.
Preferably, the body is coated with an anti-corrosive coating in order to extend the service life of the body.
Preferably, at least two fins are arranged on the radiating pipe in order to improve the radiating efficiency of the radiating pipe.
Preferably, the filter screen is made of stainless steel in order to prolong the service life of the filter screen.
The electric drill with the dust removal function has the advantages that the drill bit is separated through the protection mechanism when the drill bit is clamped, so that the safety of the electric drill is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view showing the construction of an electric drill having a dust removing function according to the present invention;
figure 2 is a cross-sectional view of a drill having a dust extraction feature of the present invention;
fig. 3 is a schematic structural view of a protection mechanism of an electric drill having a dust removing function according to the present invention;
fig. 4 is a schematic structural view of a dust removing mechanism of an electric drill having a dust removing function according to the present invention;
in the figure: 1. the drill bit comprises a drill bit body, a main body, a transmission shaft, a friction disc, a driving shaft, a first gear, a motor, a radiating pipe, a spring, a sliding rod, a limiting groove, a sliding sleeve, a connecting bearing, a connecting pipe, a limiting block, a filter screen, a flexible rope, a through hole, a positioning block, a suction cylinder, a power shaft, a second gear, a fan blade and a piston block, wherein the main body is 2, the driving shaft is 3, the friction disc is 4, the driving shaft is 5, the first gear is 6, the motor is 7, the radiating pipe is 8, the spring is 9, the sliding rod is 10, the limiting groove is 11, the sliding sleeve is 12, the connecting bearing is 13, the connecting pipe is 14, the limiting block is 15, the filter screen is 16, the flexible rope is 18, the through hole is 19, the positioning block is 20, the suction cylinder is 21, the power shaft is 22, the second gear is 22, the fan blade is 23, and the piston block is 24.
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. 1-2, an electric drill with a dust removal function comprises a drill bit 1 and a main body 2, wherein a cavity is arranged inside the main body 2, and further comprises a protection mechanism and a dust removal mechanism, wherein the protection mechanism and the dust removal mechanism are both arranged inside the main body 2, the protection mechanism is connected with the drill bit 1, and the protection mechanism is connected with the dust removal mechanism;
when the drill bit 1 is clamped, the protection mechanism separates the drill bit 1, so that the safety of the electric drill is improved, and moreover, dust generated during the operation of the electric drill can be absorbed by the dust removal mechanism, so that the environmental protection performance of the electric drill is improved;
as shown in fig. 3, the protection mechanism includes a motor 7, a connecting bearing 13, a driving shaft 5, a transmission shaft 3, a connecting pipe 14, two positioning components, two friction disks 4, two sliding sleeves 12, two sliding rods 10 and two springs 9, the driving shaft 5, the transmission shaft 3 and the connecting pipe 14 are all coaxially arranged with the drill bit 1, the motor 7 is fixedly connected with the inner wall of the side of the main body 2 far away from the drill bit 1, the motor 7 is in transmission connection with the driving shaft 5, one end of the transmission shaft 3 is connected with the drill bit 1, the other end of the transmission shaft 3 is arranged inside the connecting pipe 14, the transmission shaft 3 is in sliding connection with the connecting pipe 14, the two positioning components are respectively arranged at two sides of the transmission shaft 3, the transmission shaft 3 is connected with the connecting pipe 14 through the positioning components, the two friction disks 4 are respectively fixedly connected with the ends of the driving shaft 5 and the connecting pipe 14 close to each other, the two friction discs 4 are abutted against each other, one end of the connecting pipe 14, which is far away from the friction discs 4, is fixedly connected with an inner ring of a connecting bearing 13, the slide rods 10 are parallel to the transmission shaft 3, the two slide rods 10 are respectively arranged on two sides of the transmission shaft 3, one ends of the two slide rods 10 are both fixedly connected with the inner wall of the main body 2, the slide rods 10 penetrate through a slide sleeve 12, the slide sleeve 12 is slidably connected with the slide rods 10, the slide sleeve 12 is fixedly connected with an outer ring of the connecting bearing 13, the spring 9 is sleeved on the slide rods 10, one ends of the slide rods 10 are fixedly connected with the slide sleeve 12 through the spring 9, and the spring 9 is in a compressed state;
under the action of the thrust of the spring 9, the sliding sleeve 12 moves towards the direction close to the motor 7 along the sliding rod 10, the connecting pipe 14 moves towards the direction close to the motor 7 under the action of the connecting bearing 13, the two friction discs 4 are abutted against each other, the driving shaft 5 is driven to rotate by the motor 7, the connecting pipe 14 is driven to rotate by the driving shaft 5 under the action of the friction force of the two friction discs 4, the driving shaft 3 is driven to rotate by the positioning assembly, the drill bit 1 is driven to drill holes by the driving shaft 3, when the drill bit 1 cannot rotate by a chuck, the stress of the drill bit is greater than the friction force between the two friction discs 4, the two friction discs 4 are separated from each other, the driving shaft 5 is separated from the drill bit 1, the probability of rotation of the electric drill is reduced, and the safety of the electric drill is improved;
as shown in fig. 4, the dust removing mechanism includes a first gear 6, a second gear 22, a power shaft 21, an air extracting cylinder 20, fan blades 23, a filter screen 16, a piston block 24, an elastic rope 17, a positioning block 19, two heat dissipating pipes 8 and at least two through holes 18, the axis of the air extracting cylinder 20 is parallel to the axis of the driving shaft 5, one end of the air extracting cylinder 20 is connected to the inner wall of the main body 2 near one end of the drill bit 1, one end of the air extracting cylinder 20 is communicated with the outside of the main body 2, the other end of the air extracting cylinder 20 is communicated with the outside of the main body 2 through the heat dissipating pipe 8, the power shaft 21 and the air extracting cylinder 20 are coaxially arranged, a mounting bearing is arranged on the power shaft 21, the power shaft 21 is connected to the other end of the air extracting cylinder 20 through the mounting bearing, the fan blades 23 are arranged inside the air extracting cylinder 20, two ends of the power shaft 21 are fixedly connected to the fan blades 23 and the second gear 22 respectively, the first gear 6 is fixedly connected with the driving shaft 5, the first gear 6 is meshed with the second gear 22, the filter screen 16 is fixedly arranged inside the air extracting cylinder 20, the piston block 24 is arranged on one side, close to the fan blades 23, of the filter screen 16, the piston block 24 is in sliding connection with the air extracting cylinder 20, the piston block 24 is fixedly connected with the filter screen 16 through an elastic rope 17, the elastic rope 17 is in a stretching state, the through holes 18 are uniformly distributed on the piston block 24, the positioning block 19 is arranged on one side, close to the piston block 24, of the fan blades 23, and the positioning block 19 is fixedly connected with the inner wall of the air extracting cylinder 20;
the driving shaft 5 provides power, the first gear 6 drives the second gear 22 to rotate, the power shaft 21 drives the fan blades 23 to rotate, external air is sucked into the air pumping cylinder 20 through the fan blades 23 and then is discharged through the radiating pipe 8, heat inside the main body 2 is absorbed through the radiating pipe 8, and the heat is radiated outside the main body 2 through air flow, so that the radiating efficiency of the electric drill is improved, meanwhile, dust generated during drilling of the electric drill is sucked into the air pumping cylinder 20 through air flow, the dust is filtered through the filter screen 16, so that the dust is collected inside the air pumping cylinder 20, when the air flow inside the air pumping cylinder 20 is larger than the flow at the through hole 18, the piston block is driven to move towards the direction close to the fan blades 23 through air pressure, through the positioning effect of the positioning block 19, the probability of collision between the piston block 24 and the fan blades 23 is reduced, when the electric drill stops working, the elastic rope 17 pulls the piston block 24 to move reversely, so that the piston block 24 impacts the filter screen 16, dust on the filter screen 16 is vibrated to fall, and then the dust is discharged from the inside of the suction cylinder 20, and the convenience of cleaning and maintaining the electric drill is improved.
Preferably, in order to improve the automation degree of the electric drill, a PLC is arranged inside the main body 2, at least two control keys are arranged on the main body 2, and each control key is electrically connected with the PLC;
the PLC is a programmable logic controller, which adopts a programmable memory for storing programs therein, executing instructions facing users such as logic operation, sequence control, timing, counting, arithmetic operation and the like, and controlling various types of machinery or production processes through digital or analog input/output.
As shown in fig. 3, the positioning assembly includes a limiting groove 11 and a limiting block 15, the limiting groove 11 is disposed on one side of the transmission shaft 3, the length of the limiting groove 11 is smaller than that of the transmission shaft 3, the limiting block 15 is fixedly connected with the inner wall of the connecting pipe 14, the limiting block 15 is disposed inside the limiting groove 11, and the limiting block 15 is slidably connected with the limiting groove 11;
through the mutual limiting action between the limiting groove 11 and the limiting block 15, the probability of separation between the connecting pipe 14 and the transmission shaft 3 is reduced, the probability of relative rotation between the connecting pipe 14 and the transmission shaft 3 is reduced, and the connection stability between the connecting pipe 14 and the transmission shaft 3 is improved.
Preferably, in order to improve the stability of the connection between the sliding rod 10 and the sliding sleeve 12, a limiting disc is arranged at one end of the sliding rod 10 close to the motor 7;
through the limiting effect of the limiting disc, the probability that the sliding sleeve 12 falls off from the sliding rod 10 is reduced, and the connection stability of the sliding rod 10 and the sliding sleeve 12 is improved.
Preferably, in order to improve the smoothness of the movement of the sliding sleeve 12, the sliding rod 10 is coated with grease;
the friction between the sliding sleeve 12 and the sliding rod 10 is reduced by the grease, and the smoothness of the movement of the sliding sleeve 12 is improved.
Preferably, the motor 7 is a servo motor in order to improve the accuracy of the rotational speed control of the drill bit 1.
Preferably, in order to improve the stability of the connection of the two friction discs 4, the friction discs 4 are provided with anti-slip threads;
the friction force between the two friction discs 4 is increased through the anti-slip threads, and the transmission efficiency between the friction discs 4 is improved.
Preferably, in order to extend the service life of the main body 2, the main body 2 is coated with an anti-corrosion coating;
the corrosion speed of the main body 2 is slowed down through the anti-corrosion coating, and the service life of the main body 2 is prolonged.
Preferably, in order to improve the heat dissipation efficiency of the heat dissipation pipe 8, at least two fins are arranged on the heat dissipation pipe 8;
the heat conduction area of the radiating pipe 8 is increased through the fins, the heat conduction efficiency of the radiating pipe 8 is improved, and the heat radiation efficiency of the radiating pipe 8 is improved.
Preferably, in order to prolong the service life of the filter screen 16, the filter screen 16 is made of stainless steel;
because the stainless steel has better corrosion resistance, the corrosion speed of the filter screen 16 is slowed down, and the service life of the filter screen 16 is prolonged.
When the drill bit 1 is locked by a chuck and can not rotate, the stress of the drill bit is larger than the friction force between the two friction discs 4, so that the two friction discs 4 are separated from each other, the driving shaft 5 is separated from the drill bit 1, the probability of the rotation of the electric drill is reduced, the safety of the electric drill is improved, the driving shaft 5 provides power, the first gear 6 drives the second gear 22 to rotate, the fan blades 23 are driven to rotate by the power shaft 21, external air is drawn into the inside of the suction cylinder 20 by the fan blades 23, and then is discharged through the radiating pipe 8, the heat inside the main body 2 is absorbed by the radiating pipe 8, and the heat is radiated to the outside of the main body 2 by the air flow, so that the radiating efficiency of the electric drill is improved, meanwhile, dust generated during drilling of the electric drill is sucked into the air suction cylinder 20 through air flow, and is filtered through the filter screen 16, so that the dust is collected into the air suction cylinder 20, and the environmental protection performance of the electric drill is improved.
Compared with the prior art, in this electric drill with dust removal function, when drill bit 1 is blocked through protection mechanism, make drill bit 1 separate, the security of electric drill has been improved, compare with current protection mechanism, this protection mechanism has realized the interlock with dust removal mechanism, the energy-conserving performance of electric drill has been improved, moreover, can absorb the dust that the electric drill during operation produced through dust removal mechanism, the feature of environmental protection of electric drill has been improved, compare with current dust removal mechanism, this dust removal mechanism passes through the removal of reseing of piston piece 24, the cleanness to filter screen 16 has been realized, the convenience that the electric drill was maintained has been improved.
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. An electric drill with a dust removal function comprises a drill bit (1) and a main body (2), wherein a cavity is formed in the main body (2), and the electric drill is characterized by further comprising a protection mechanism and a dust removal mechanism, wherein the protection mechanism and the dust removal mechanism are both arranged in the main body (2), the protection mechanism is connected with the drill bit (1), and the protection mechanism is connected with the dust removal mechanism;
the protection mechanism comprises a motor (7), a connecting bearing (13), a driving shaft (5), a transmission shaft (3), a connecting pipe (14), two positioning components, two friction discs (4), two sliding sleeves (12), two sliding rods (10) and two springs (9), wherein the driving shaft (5), the transmission shaft (3) and the connecting pipe (14) are coaxially arranged with the drill bit (1), the motor (7) is fixedly connected with the inner wall of one side of the main body (2) far away from the drill bit (1), the motor (7) is in transmission connection with the driving shaft (5), one end of the transmission shaft (3) is connected with the drill bit (1), the other end of the transmission shaft (3) is arranged in the connecting pipe (14), the transmission shaft (3) is in sliding connection with the connecting pipe (14), the two positioning components are respectively arranged on two sides of the transmission shaft (3), the positioning components of the transmission shaft (3) are connected with the connecting pipe (14), the two friction discs (4) are fixedly connected with the driving shaft (5) and one end, close to each other, of a connecting pipe (14) respectively, the two friction discs (4) are abutted against each other, one end, far away from the friction discs (4), of the connecting pipe (14) is fixedly connected with an inner ring of a connecting bearing (13), the slide rods (10) are parallel to the transmission shaft (3), the two slide rods (10) are arranged on two sides of the transmission shaft (3) respectively, one ends of the two slide rods (10) are fixedly connected with the inner wall of the main body (2), the slide rods (10) penetrate through a slide sleeve (12), the slide sleeve (12) is in slide connection with the slide rods (10), the slide sleeve (12) is fixedly connected with an outer ring of the connecting bearing (13), the spring (9) is sleeved on the slide rods (10), one end of each slide rod (10) is fixedly connected with the slide sleeve (12) through the spring (9), the spring (9) is in a compressed state;
the dust removal mechanism comprises a first gear (6), a second gear (22), a power shaft (21), an air suction cylinder (20), fan blades (23), a filter screen (16), a piston block (24), an elastic rope (17), a positioning block (19), two radiating pipes (8) and at least two through holes (18), wherein the axis of the air suction cylinder (20) is parallel to the axis of the driving shaft (5), one end of the air suction cylinder (20) is connected with the inner wall of one end, close to the drill bit (1), of the main body (2), one end of the air suction cylinder (20) is communicated with the outside of the main body (2), the other end of the air suction cylinder (20) is communicated with the outside of the main body (2) through the radiating pipes (8), the power shaft (21) and the air suction cylinder (20) are coaxially arranged, the power shaft (21) is provided with an installation bearing, the power shaft (21) is connected with the other end of the air suction cylinder (20) through the installation bearing, the fan blade (23) is arranged inside the air extracting cylinder (20), two ends of the power shaft (21) are respectively fixedly connected with the fan blade (23) and the second gear (22), the first gear (6) is fixedly connected with the driving shaft (5), the first gear (6) is meshed with the second gear (22), the filter screen (16) is fixedly arranged in the air extraction cylinder (20), the piston block (24) is arranged on one side of the filter screen (16) close to the fan blades (23), the piston block (24) is connected with the air extraction cylinder (20) in a sliding way, the piston block (24) is fixedly connected with the filter screen (16) through an elastic rope (17), the elastic rope (17) is in a stretching state, all the through holes (18) are evenly distributed on the piston block (24), the positioning block (19) is arranged on one side, close to the piston block (24), of the fan blade (23), and the positioning block (19) is fixedly connected with the inner wall of the air suction cylinder (20).
2. The electric drill with the dust removing function according to claim 1, wherein the PLC is arranged inside the main body (2), and at least two control keys are arranged on the main body (2), and each control key is electrically connected with the PLC.
3. The electric drill with the dust removing function according to claim 1, wherein the positioning assembly comprises a limiting groove (11) and a limiting block (15), the limiting groove (11) is arranged on one side of the transmission shaft (3), the length of the limiting groove (11) is smaller than that of the transmission shaft (3), the limiting block (15) is fixedly connected with the inner wall of the connecting pipe (14), the limiting block (15) is arranged inside the limiting groove (11), and the limiting block (15) is slidably connected with the limiting groove (11).
4. The electric drill with the dust removing function according to the claim 1, characterized in that one end of the sliding rod (10) close to the motor (7) is provided with a limiting disc.
5. An electric drill with dust removing function according to claim 1, characterized in that the slide rod (10) is coated with grease.
6. A dust extraction powered drill according to claim 1 in which the motor (7) is a servo motor.
7. An electric drill with dust removing function as defined in claim 1, characterized in that said friction disk (4) is provided with anti-slip threads.
8. The electric drill with dust removing function according to claim 1, characterized in that the main body (2) is coated with a corrosion-resistant coating.
9. An electric drill with dust removing function as defined in claim 1, wherein at least two fins are arranged on said heat radiating pipe (8).
10. The electric drill with dust removing function according to claim 1, characterized in that the material of the filter screen (16) is stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010566748.3A CN111774608B (en) | 2020-06-19 | 2020-06-19 | Electric drill with dust removal function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010566748.3A CN111774608B (en) | 2020-06-19 | 2020-06-19 | Electric drill with dust removal function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111774608A CN111774608A (en) | 2020-10-16 |
| CN111774608B true CN111774608B (en) | 2021-10-12 |
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| 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 |
| CN113977004A (en) * | 2021-11-14 | 2022-01-28 | 申捷科技（苏州）有限公司 | Deburring device and method for galvanized wire pipe |
| CN114211298A (en) * | 2021-12-30 | 2022-03-22 | 江苏东成工具科技有限公司 | Dust collecting device and electric tool combination thereof |
| CN114535660B (en) * | 2022-04-02 | 2023-04-14 | 永康市晓诚电器有限公司 | Electric drill with warning lamp reminding function and using method of electric drill |
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| JP2017094453A (en) * | 2015-11-25 | 2017-06-01 | パナソニックＩｐマネジメント株式会社 | Electric tool |
| DE102016224245A1 (en) * | 2016-12-06 | 2018-06-07 | Robert Bosch Gmbh | Hand tool with a spring detent mechanism |
| CN206614058U (en) * | 2017-03-14 | 2017-11-07 | 四川宜米多家居有限公司 | A kind of dust-collection electric drill |
| CN107803532A (en) * | 2017-10-14 | 2018-03-16 | 祝敏 | A kind of environmentally friendly dust proof electric driller |
| CN110280804A (en) * | 2019-06-25 | 2019-09-27 | 永康市晓诚电器有限公司 | A kind of electric drill of the sprayable dedusting of translator dustproof construction |
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Effective date of registration: 20210923 Address after: 321200 maojiao Industrial Zone, Quanxi Town, Wuyi County, Jinhua City, Zhejiang Province Applicant after: Wuyi Langjian electric tools Co.,Ltd. Address before: 558307 Xiliang Group 8, Xingfa village, Xiliang Township, Pingtang County, Qiannan Buyi and Miao Autonomous Prefecture, Guizhou Province Applicant before: Lu Guangchuan |
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Denomination of invention: An electric drill with dust removal function Effective date of registration: 20230814 Granted publication date: 20211012 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Jinhua Wuyi sub branch Pledgor: Wuyi Langjian electric tools Co.,Ltd. Registration number: Y2023980052017 |
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Address after: 321000 Maojiao Industrial Zone, Quanxi Town, Wuyi County, Jinhua City, Zhejiang Province Patentee after: Zhejiang Langjian Tools Co.,Ltd. Country or region after: China Address before: 321200 maojiao Industrial Zone, Quanxi Town, Wuyi County, Jinhua City, Zhejiang Province Patentee before: Wuyi Langjian electric tools Co.,Ltd. Country or region before: China |