CN106964814B - It is a kind of can dust suction and damping electric drill - Google Patents
It is a kind of can dust suction and damping electric drill Download PDFInfo
- Publication number
- CN106964814B CN106964814B CN201710183128.XA CN201710183128A CN106964814B CN 106964814 B CN106964814 B CN 106964814B CN 201710183128 A CN201710183128 A CN 201710183128A CN 106964814 B CN106964814 B CN 106964814B
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- Prior art keywords
- dust
- collecting box
- damping
- sweep
- pipe
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- 239000000428 dust Substances 0.000 title claims abstract description 56
- 238000013016 damping Methods 0.000 title claims abstract description 54
- 229920001971 elastomer Polymers 0.000 claims description 34
- 239000005060 rubber Substances 0.000 claims description 34
- 239000011358 absorbing material Substances 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 17
- 238000002156 mixing Methods 0.000 claims description 11
- 241000209094 Oryza Species 0.000 claims description 10
- 235000007164 Oryza sativa Nutrition 0.000 claims description 10
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 10
- 229920000180 alkyd Polymers 0.000 claims description 10
- 239000003365 glass fiber Substances 0.000 claims description 10
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 10
- 235000009566 rice Nutrition 0.000 claims description 10
- 229920000742 Cotton Polymers 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 9
- 239000004417 polycarbonate Substances 0.000 claims description 9
- 229920000728 polyester Polymers 0.000 claims description 9
- 229910052902 vermiculite Inorganic materials 0.000 claims description 9
- 235000019354 vermiculite Nutrition 0.000 claims description 9
- 239000010455 vermiculite Substances 0.000 claims description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
- 239000004113 Sepiolite Substances 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 8
- 229940088417 precipitated calcium carbonate Drugs 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 8
- 229910052624 sepiolite Inorganic materials 0.000 claims description 8
- 235000019355 sepiolite Nutrition 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 6
- 229920000515 polycarbonate Polymers 0.000 claims description 5
- 229920005668 polycarbonate resin Polymers 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- 238000007670 refining Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 11
- 238000005553 drilling Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005367 electrostatic precipitation Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 239000004425 Makrolon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000009288 screen filtration Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Building Environments (AREA)
Abstract
The invention discloses it is a kind of can dust suction and damping electric drill, belong to motor machine technical field.The electric drill includes the drill bit being connected, drill body, handle and dust exhaust apparatus, and dust exhaust apparatus is connect with drill body；Dust exhaust apparatus include dust-collecting box, the sweep-up pipe being connect with the entrance of dust-collecting box, in dust-collecting box and far from sweep-up pipe one end the first filter screen and the pressure sensor on dust suction tube outer surface；One end in sweep-up pipe far from the dust-collecting box is equipped with the blower for sucking dust, and the first filter screen one end that is correspondingly arranged of dust-collecting box offers outlet；It is additionally provided with a cavity with flip lid in dust-collecting box, is equipped with the controller connecting with the pressure sensor in the cavity；Damping is additionally provided in drill body.The present invention not only can effectively prevent dusty phenomenon in the electric drill course of work and occur, can also the dust exhaust apparatus in intelligent control electric drill moved along sliding rail, to prevent the sweep-up pipe in dust exhaust apparatus to be damaged when excessively being pressed by wall or ground.
Description
Technical field
The present invention relates to motor machine technical fields, and in particular to it is a kind of can dust suction and damping electric drill.
Background technique
Electric drill is the drilling machine that power is done using electricity, and the working principle of electric drill is that electromagnetic rotation or electromagnetic reciprocating are small
The rotor of capacity electric machine does magnetic field intercepts acting operating, drives apparatus for work by transmission mechanism, band moving gear increases
The power of drill bit preferably pierces object to make drill bit scraping material surface.Electric drill be widely used in building girder, plate, column,
The reinforcing of wall etc., finishing, wall installation, bracket, railing, billboard, air-conditioner outdoor unit, guide rail, satellite receiver elevator, steel construction
The installation of workshop etc..
Due to electrodill have the advantages that it is inexpensive, easy to carry, deep by hardware, the favorable comment for the industry worker that decoratees but existing
Due to the influence of the factors such as vibration, the artificial operation of its motor internal during electric drill electric drilling, it be easy to cause drill bit mobile,
Making bored hole, there are small-scale offsets, cause borehole accuracy not high.And existing electric drill can generally go out in boring procedure
Existing dusty phenomenon, this increases not only the Dust Capacities of surrounding air, polluted air, also to the physically and mentally healthy band of worker
To influence.Meanwhile electric drill can also issue biggish noise in boring procedure, bring biggish noise pollution.
Summary of the invention
In view of the above-mentioned problems, the object of the present invention is to provide it is a kind of can dust suction and damping electric drill, this can dust suction and damping
Electric drill not only can effectively prevent dusty phenomenon in the electric drill course of work and occur, can also dust suction in intelligent control electric drill
Device is moved along sliding rail, to prevent the sweep-up pipe in dust exhaust apparatus to be damaged when excessively being pressed by wall or ground.
To achieve the goals above, the technical solution adopted by the present invention are as follows:
It is a kind of can the electric drill of dust suction and damping including the drill bit, drill body and handle being connected further include dust exhaust apparatus, institute
Dust exhaust apparatus is stated to connect by sliding rail and holding frame with the drill body, wherein one end of the sliding rail is connect with the drill body, institute
The other end for stating sliding rail is connect with the holding frame, and the holding frame is slidably installed on the sliding rail；
The dust exhaust apparatus includes dust-collecting box, the sweep-up pipe connecting with the entrance of the dust-collecting box, is set to the dust-collecting box
Interior and the first filter screen far from described sweep-up pipe one end and the pressure sensor on the dust suction tube outer surface, the suction
One end in dirt pipe far from the dust-collecting box is equipped with blower for sucking dust, described in the periphery of first filter screen abuts
The first filter screen one end that is correspondingly arranged of the inner wall of dust-collecting box, the dust-collecting box offers outlet；It is additionally provided in the dust-collecting box
One cavity with flip lid, the cavity is interior to be equipped with the controller connecting with the pressure sensor；The dust-collecting box with it is described
Holding frame connects, and is additionally provided with actuator close to described sliding rail one end in the holding frame, and the actuator and the controller connect
It connects, the drill bit wears the sweep-up pipe；
Damping is additionally provided in the drill body, the damping is located at close to described handle one end；The damping machine
Structure includes rubber pad, the damping cushion rubber on the rubber pad and the damping spring being sheathed on outside the damping cushion rubber, described
Rubber pad is provided close to described handle one end and the both ends of the rubber pad are connect with the inner surface of the drill body.
Further, the bottom of the dust-collecting box is additionally provided with solar battery, be equipped in the dust-collecting box by conducting wire with
The positive plate and negative plate of the solar battery connection, the positive plate and negative plate are respectively symmetrically set in the dust-collecting box
Two sides and parallel with the side of the dust-collecting box, and the top of the positive plate or negative plate entering lower than the dust-collecting box
Mouthful.
Further, the exit is additionally provided with the second filter screen, and the aperture of second filter screen is less than described first
The aperture of filter screen.
Further, the sweep-up pipe includes the first sweep-up pipe and the second sweep-up pipe of scalable connection, and described second inhales
One end of dirt pipe is connect with the entrance periphery of the dust-collecting box.
Further, the positive plate and negative plate are detachably mounted in the dust-collecting box.
Further, the bottom of the rubber pad, which is also padded, is equipped with support plate.
Further, the damping cushion rubber is two, and two damping cushion rubbers are all provided on the rubber pad.
Further, it is also provided with a cavity close to described drill bit one end in the drill body, is filled with and inhales in the cavity
Sound material.
Further, the sound-absorbing material is mixed together by the raw material of following parts by weight: 30-40 parts of rice bran, polyester
20-30 parts of fiber acoustical cotton, vermiculite power 10-20 parts white, 10-20 parts of sepiolite powder, 10-20 parts of precipitated calcium carbonate, glass fibre
10-20 parts, 5-10 parts of mesoporous TiO 2,5-10 parts of neoprene, 5-10 parts of polycarbonate and 5-8 parts of alkyd resin.
Further, the preparation method of the sound-absorbing material includes the following steps:
(1) above-mentioned raw material is weighed；
(2) after mixing rice bran, polyester fiber acoustical cotton, white vermiculite power, sepiolite powder and precipitated calcium carbonate, it is equal that water is added
Even matter is put into twin-screw extruder, and wherein screw speed is 60-65r/min, rate of feeding 30-35r/min, machine barrel
The temperature of middle feed zone is 90-100 DEG C, and the temperature of discharging section is 110-120 DEG C in machine barrel, and spraying temperature control is 85-90 DEG C,
Obtain extruding porous mixture；
(3) after the extruding porous mixture for obtaining neoprene, polycarbonate and alkyd resin addition step (1), lead to
It crosses mixer to be kneaded, wherein melting temperature is 100-120 DEG C, and mixing time is 1-1.5 hours, obtains mixture；
(4) mesoporous TiO 2 is uniformly layed on glass fibre, bonds to obtain fibrous layer by adhesive, then will be upper
It states mixture to be coated in the fibrous layer, finally solidification sintering 2-3 hours at 200-250 DEG C, can be obtained the sound-absorbing
Material.
In conclusion by adopting the above-described technical solution, the invention has the benefit that
(1) dust generated in the electric drill course of work can sufficiently be sucked in dust-collecting box by blower and be collected by the present invention, and
Go out cleaned air through filter screen filtration heel row, effectively prevents phenomenon dusty in the electric drill course of work and occur.And this hair
The bright actuator by the pressure sensor, controller and holding frame that are connected, and by using can move on the slide rail
Holding frame clamps dust exhaust apparatus, makes the present invention during the work time, when pressure sensor detects sweep-up pipe by wall or ground
When the compaction forces in face are more than the numerical value of a certain setting, then controller is sent a signal to, controller passes through the actuator in holding frame
Control holding frame is moved along sliding rail to drill body direction, to prevent sweep-up pipe to be damaged when excessively being pressed by wall or ground.
(2) present invention is by setting damping and sound-absorbing material, reduce present invention vibration during the work time and
Noise, make operator more and can hold can dust suction and damping electric drill handle, further improve the precision of drilling.The present invention is also
The positive plate and negative plate connecting with solar battery are set in dust-collecting box, charge positive plate and negative plate, and then will be inhaled
The dust entered is adsorbed on pole plate, that is, utilizes electrostatic precipitation purification gas, passes through double-filtration net filtration again after electrostatic precipitation,
So as to be finally sufficiently purified from the gas that air outlet flows out.
(3) noise attenuation material of the invention is using rice bran as major ingredient, to rice bran and polyester fiber acoustical cotton, white vermiculite power, Hai Pao
The mixed mixture of the porous materials such as mountain flour carries out expanding treatment, expands mixture sharply, obtains loose porous and intensity
High extrusion material, then the extrusion material is handled with neoprene, polycarbonate and alkyd resin through mixing, by
There is preferable elasticity and water resistance in alkyd resin, makrolon material has good anti-flammability, wearability, inoxidizability
And chemical stability；And neoprene is wear-resisting, oil resistant, heat-resisting, resistance to combustion, makes to obtain after mixing is handled elastic high, wear-resisting
And light porous puffed material.And due to the good thermal stability of mesoporous TiO 2, specific surface area is high, and cellular structure has
Sequence makes mesoporous TiO 2 have good sound absorbing performance；And glass fibre has that tensile strength is high, coefficient of elasticity is high, it is non-ignitable,
Heat-insulated, the advantages that sound-proofing is good, coats above-mentioned high resiliency, wear-resisting using the fibrous layer that mesoporous TiO 2 and glass fibre are formed
And after light porous puffed material, the elasticity, tensile strength and sound absorption of noise attenuation material obtained are finally further improved
Performance.Additionally due to the elastic deformation of material can consume a part of acoustic wave energy, therefore noise abatement material of the present invention when sound wave occurs again
Expect that had high resiliency performance further improves erasure effect.
Detailed description of the invention
Fig. 1 be one kind of the embodiment of the present invention can dust suction and damping electric drill structural schematic diagram；
Fig. 2 is one kind of the embodiment of the present invention can set blower in the electric drill of dust suction and damping structural representation in the first sweep-up pipe
Figure；
Fig. 3 be one kind of the embodiment of the present invention can in the electric drill of dust suction and damping dust-collecting box bottom view；
Fig. 4 is that one kind of the embodiment of the present invention can clamp the schematic diagram of dust-collecting box by holding frame in the electric drill of dust suction and damping.
In figure, 1- drill bit, 2- drill body, 3- handle, 4- sliding rail, 5- holding frame, 6- dust-collecting box, 7- sweep-up pipe, the suction of 71- first
Dirt pipe, the second sweep-up pipe of 72-, the first filter screen of 8-, 9- pressure sensor, 10- blower, 11- controller, the outlet 12-, 13- rubber
Rubber mat, 14- damping cushion rubber, 15- damping spring, 16- solar battery, 17- positive plate, 18- negative plate, the second filter screen of 19-,
20- support plate, 21- actuator, 22- motor, 23- switch, 24- cavity.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Embodiment 1
Such as Fig. 1-Fig. 4, one kind of the embodiment of the present invention can dust suction and damping electric drill, including drill bit 1, the drill body 2 being connected
It further include dust exhaust apparatus with handle 3, the dust exhaust apparatus is connect by sliding rail 4 and holding frame 5 with the drill body 2.It is wherein described
One end of sliding rail 4 is connect with the drill body 2, and the other end of sliding rail 4 is connect with the holding frame 5.Holding frame 5 is slidably installed in
On sliding rail 4.It is identical as existing electric drill, motor 22 is again provided in the drill body 2 of the present embodiment and for controlling motor 22 in turn
Switch 23 of the control for electric drill work, the part same as the prior art such as other earth leakage protective devices is no longer repeated herein.
The present embodiment dust exhaust apparatus includes dust-collecting box 6, the sweep-up pipe 7 connecting with the entrance of the dust-collecting box 6, set on described
In dust-collecting box 6 and the first filter screen 8 far from described 7 one end of sweep-up pipe and the pressure on 7 outer surface of sweep-up pipe pass
Sensor 9, one end in the sweep-up pipe 7 far from the dust-collecting box 6 are equipped with the blower 10 for sucking dust.Wherein, this implementation
The shape of dust-collecting box 6 is rectangular in example.The periphery of first filter screen 8 abuts the inner wall of the dust-collecting box 6, the dust-collecting box
68 one end of the first filter screen that is correspondingly arranged offers outlet 12.A cavity with flip lid, institute are additionally provided in the dust-collecting box 6
State the controller 11 for being equipped in cavity and connecting with the pressure sensor 9.The dust-collecting box 6 is connect with the holding frame 5, described
It is additionally provided with actuator 21 close to described 4 one end of sliding rail in holding frame 5, the actuator 21 is connect with the controller 11, to be
Controller 11 drives holding frame 5 to move along sliding rail 4 by actuator 21.The drill bit 1 wears the sweep-up pipe 7, the present embodiment
Dust-collecting box 6, sweep-up pipe 7, the first filter screen 8 and blower 10 be to be removably installed.
Damping is additionally provided in the present embodiment drill body 2, the damping is located at close to described 3 one end of handle；It is described
Damping includes rubber pad 13, the damping cushion rubber 14 on the rubber pad 13 and is sheathed on outside the damping cushion rubber 14
Damping spring 15, the rubber pad 13 are provided close to described 3 one end of handle and the both ends of the rubber pad 13 and the drill body 2
Inner surface connection.Rubber pad is also easy to produce deformation or damage in order to prevent, and the bottom of the rubber pad 13, which is also padded, is equipped with support plate 20.
Damping cushion rubber 14 is set as two in the present embodiment, and two damping cushion rubbers 14 are set on the rubber pad 13, so that damping machine
The damping effect of structure is more preferably.
Further, the bottom of the dust-collecting box 6 is additionally provided with solar battery 16, is equipped in the dust-collecting box 6 by leading
The positive plate 17 and negative plate 18 that line is connect with the solar battery, the positive plate 17 and negative plate 18 respectively symmetrically may be used
Releasably be installed in the dust-collecting box 6 two sides (i.e. be equipped with opening side and equipped with opening side correspondence side) and with
The side of the dust-collecting box 6 is parallel, and the top of the positive plate 17 or negative plate 18 is lower than the entrance of the dust-collecting box 6.This
Embodiment makes 17 He of positive plate by 6 settings are connect with solar battery 16 in dust-collecting box positive plate 17 and negative plate 18
Negative plate 18 charges, and then the dust of sucking is adsorbed on pole plate, that is, utilizes electrostatic precipitation purification gas, imitate dedusting
Fruit is more preferably.
In order to further by dirt absorption in dust-collecting box 6, and the dust in the air given off is sufficiently filtered out, so that
It is finally sufficiently purified from the gas that outlet 12 is flowed out, is also removably equipped with the second filter screen 19 at the outlet 12.And
The aperture of second filter screen 19 is less than the aperture of first filter screen 8, is fully absorbed the dust of size fractionated.
First filter screen 8 and the second filter screen 19 are detachable setting, so as to remove cleaning when the dust on strainer is excessive in time.And
When finding that the dust in dust-collecting box 6 is excessive, the second filter screen 19 is removed, flows out dust from outlet 12.
Further, the first sweep-up pipe 71 and the second sweep-up pipe 72 of the sweep-up pipe 7 including scalable connection, described the
One end of two sweep-up pipes 72 is connect with the entrance periphery of the dust-collecting box 6.Sweep-up pipe 7 is set as by scalable connection by the present embodiment
The first sweep-up pipe 71 and the second sweep-up pipe 72 composition, convenient for making the corresponding contracting of sweep-up pipe with the increase of the drilling depth of electric drill
It is short, to prevent sweep-up pipe 7 from being pressed by wall or ground, it is damaged.
Further, it is also provided with a cavity 24 close to described 1 one end of drill bit in the drill body 2, is filled out in the cavity 24
Filled with sound-absorbing material.The sound-absorbing material is mixed together by the raw material of following parts by weight: 30 parts of rice bran, polyester fiber sound-absorbing
20 parts of cotton, 10 parts of white vermiculite power, 10 parts of sepiolite powder, 10 parts of precipitated calcium carbonate, 10 parts of glass fibre, 5 parts of mesoporous TiO 2,
5 parts of neoprene, 5 parts of polycarbonate and 5 parts of alkyd resin.
The preparation method of above-mentioned sound-absorbing material includes the following steps:
(1) above-mentioned raw material is weighed；
(2) after mixing rice bran, polyester fiber acoustical cotton, white vermiculite power, sepiolite powder and precipitated calcium carbonate, it is equal that water is added
Even matter is put into twin-screw extruder, and wherein screw speed is 60r/min, rate of feeding 30r/min, feeds in machine barrel
The temperature of section is 90 DEG C, and the temperature of discharging section is 110 DEG C in machine barrel, and spraying temperature control is 85 DEG C, obtains extruding porous mixture；
(3) after the extruding porous mixture for obtaining neoprene, polycarbonate and alkyd resin addition step (1), lead to
It crosses mixer to be kneaded, wherein melting temperature is 100 DEG C, and mixing time is 1.5 hours, obtains mixture；
(4) mesoporous TiO 2 is uniformly layed on glass fibre, bonds to obtain fibrous layer by adhesive, then will be upper
It states mixture to be coated in the fibrous layer, finally solidification sintering 3 hours at 200 DEG C, can be obtained the sound-absorbing material.
The present embodiment obtains the noise of the electric drill of the present embodiment during the work time by the way that sound-absorbing material is arranged in drill body
To substantially reduce.
Embodiment 2
In the present embodiment except sound-absorbing material parts by weight form and preparation method thereof it is different from embodiment in addition to, other with reality
It is identical to apply example 1.
Sound-absorbing material described in the present embodiment is mixed together by the raw material of following parts by weight: 40 parts of rice bran, polyester fiber
30 parts of acoustical cotton, 20 parts of white vermiculite power, 20 parts of sepiolite powder, 20 parts of precipitated calcium carbonate, 20 parts of glass fibre, mesoporous TiO 2
10 parts, 10 parts of neoprene, 10 parts of polycarbonate and 8 parts of alkyd resin.
The preparation method of above-mentioned sound-absorbing material includes the following steps:
(1) above-mentioned raw material is weighed；
(2) after mixing rice bran, polyester fiber acoustical cotton, white vermiculite power, sepiolite powder and precipitated calcium carbonate, it is equal that water is added
Even matter is put into twin-screw extruder, and wherein screw speed is 65r/min, rate of feeding 35r/min, feeds in machine barrel
The temperature of section is 100 DEG C, and the temperature of discharging section is 120 DEG C in machine barrel, and spraying temperature control is 90 DEG C, obtains the porous mixing of extruding
Object；
(3) after the extruding porous mixture for obtaining neoprene, polycarbonate and alkyd resin addition step (1), lead to
It crosses mixer to be kneaded, wherein melting temperature is 120 DEG C, and mixing time is 1 hour, obtains mixture；
(4) mesoporous TiO 2 is uniformly layed on glass fibre, bonds to obtain fibrous layer by adhesive, then will be upper
It states mixture to be coated in the fibrous layer, finally solidification sintering 2 hours at 250 DEG C, can be obtained the sound-absorbing material.
The present embodiment obtains the noise of the electric drill of the present embodiment during the work time by the way that sound-absorbing material is arranged in drill body
To substantially reduce.
It is of the invention can in the electric drill course of work of dust suction and damping, when pressure sensor 9 detect sweep-up pipe 7 by
When the pressing force on wall or ground is more than numerical value (such as 1MPa) of a certain setting, then controller 11, controller 11 are sent a signal to
It controls holding frame 5 by the actuator 21 in holding frame 5 to move along sliding rail 4 to drill body direction, to prevent sweep-up pipe 7 by wall
Or ground is excessively pressed, sweep-up pipe 7 is damaged.
Claims (10)
1. one kind can the electric drill of dust suction and damping including the drill bit, drill body and handle being connected further include dust exhaust apparatus, it is described
Dust exhaust apparatus is connect by sliding rail and holding frame with the drill body, wherein one end of the sliding rail is connect with the drill body, it is described
The other end of sliding rail is connect with the holding frame, and the holding frame is slidably installed on the sliding rail；It is characterized in that
The dust exhaust apparatus include dust-collecting box, the sweep-up pipe being connect with the entrance of the dust-collecting box, be set to the dust-collecting box in and
The first filter screen far from described sweep-up pipe one end and the pressure sensor on the dust suction tube outer surface；The sweep-up pipe
One end of the interior separate dust-collecting box is equipped with blower, and the periphery of first filter screen abuts the inner wall of the dust-collecting box, described
The first filter screen one end that is correspondingly arranged of dust-collecting box offers outlet；A cavity with flip lid is additionally provided in the dust-collecting box,
The controller connecting with the pressure sensor is equipped in the cavity；The dust-collecting box is connect with the holding frame, the folder
It holds in frame and is additionally provided with actuator close to described sliding rail one end, the actuator is connect with the controller, and the drill bit wears institute
State sweep-up pipe；
Damping is additionally provided in the drill body, the damping is located at close to described handle one end；The damping packet
Include rubber pad, the damping cushion rubber on the rubber pad and the damping spring being sheathed on outside the damping cushion rubber, the rubber
Pad is provided close to described handle one end and the both ends of the rubber pad are connect with the inner surface of the drill body.
2. it is according to claim 1 can dust suction and damping electric drill, which is characterized in that the bottom of the dust-collecting box is additionally provided with
Solar battery, interior be equipped with of the dust-collecting box passes through positive plate and negative plate that conducting wire is connect with the solar battery, described
Positive plate and negative plate are respectively symmetrically set to two sides in the dust-collecting box and parallel with the side of the dust-collecting box, and it is described just
The top of pole plate or negative plate is lower than the entrance of the dust-collecting box.
3. it is according to claim 1 can dust suction and damping electric drill, which is characterized in that the exit is additionally provided with the second mistake
Strainer, the aperture of second filter screen are less than the aperture of first filter screen.
4. it is according to claim 1 can dust suction and damping electric drill, which is characterized in that the sweep-up pipe includes scalable company
The first sweep-up pipe and the second sweep-up pipe connect, one end of second sweep-up pipe are connect with the entrance periphery of the dust-collecting box.
5. it is according to claim 2 can dust suction and damping electric drill, which is characterized in that the positive plate and negative plate are removable
It is installed in unloading in the dust-collecting box.
6. it is according to claim 1 can dust suction and damping electric drill, which is characterized in that also pad and set in the bottom of the rubber pad
There is support plate.
7. it is according to claim 1 can dust suction and damping electric drill, which is characterized in that the damping cushion rubber is two, two
A damping cushion rubber is all provided on the rubber pad.
8. it is according to claim 1 can dust suction and damping electric drill, which is characterized in that close to the drill bit in the drill body
One end is also provided with a cavity, is filled with sound-absorbing material in the cavity.
9. it is according to claim 8 can dust suction and damping electric drill, which is characterized in that the sound-absorbing material is by following weight
The raw material of part mixes together: 30-40 parts of rice bran, 20-30 parts of polyester fiber acoustical cotton, vermiculite power 10-20 parts white, sepiolite
10-20 parts of powder, 10-20 parts of precipitated calcium carbonate, 10-20 parts of glass fibre, 5-10 parts of mesoporous TiO 2, neoprene 5-10
Part, 5-10 parts of polycarbonate and 5-8 parts of alkyd resin.
10. it is according to claim 9 can dust suction and damping electric drill, which is characterized in that the preparation side of the sound-absorbing material
Method includes the following steps:
(1) above-mentioned raw material is weighed；
(2) after mixing rice bran, polyester fiber acoustical cotton, white vermiculite power, sepiolite powder and precipitated calcium carbonate, it is even that water is added
Matter is put into twin-screw extruder, and wherein screw speed is 60-65r/min, rate of feeding 30-35r/min, in machine barrel into
The temperature for expecting section is 90-100 DEG C, and the temperature of discharging section is 110-120 DEG C in machine barrel, and spraying temperature control is 85-90 DEG C, is obtained swollen
Change porous mixture；
(3) after the extruding porous mixture for obtaining neoprene, polycarbonate and alkyd resin addition step (1), by close
Mill is kneaded, and wherein melting temperature is 100-120 DEG C, and mixing time is 1-1.5 hours, obtains mixture；
(4) mesoporous TiO 2 is uniformly layed on glass fibre, bonds to obtain fibrous layer by adhesive, then will be above-mentioned mixed
Refining object is coated in the fibrous layer, and finally solidification sintering 2-3 hours at 200-250 DEG C, can be obtained the sound-absorbing material.
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| CN201710183128.XA CN106964814B (en) | 2017-03-24 | 2017-03-24 | It is a kind of can dust suction and damping electric drill |
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| CN201710183128.XA CN106964814B (en) | 2017-03-24 | 2017-03-24 | It is a kind of can dust suction and damping electric drill |
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| CN106964814B true CN106964814B (en) | 2019-03-05 |
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| CN107486576A (en) * | 2017-10-18 | 2017-12-19 | 苏州雷目电子科技有限公司 | Servicing unit is safeguarded in a kind of electronic product installation |
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| CN108465846A (en) * | 2018-06-25 | 2018-08-31 | 张家港市勇峰精密机械有限公司 | A kind of multifunction drill |
| CN109848463B (en) * | 2019-03-20 | 2020-06-09 | 洪怀 | Drilling machine for road construction |
| WO2021195339A1 (en) | 2020-03-25 | 2021-09-30 | Milwaukee Electric Tool Corporation | Dust collector assembly |
| CN114029167A (en) * | 2021-11-01 | 2022-02-11 | 横店集团得邦照明股份有限公司 | Automatic dust removal device for intelligent lamp pole and implementation method thereof |
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| CN106964814A (en) | 2017-07-21 |
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Effective date of registration: 20241012 Address after: 163000 Commercial Service Building 13, Future City Residential Community, Ranghu Road District, Daqing City, Heilongjiang Province Patentee after: Daqing Jiashengxiang Machinery Equipment Co.,Ltd. Country or region after: China Address before: No. 1-20, Building 1, Henglong Plaza, No. 20 Beique Road, Liubei District, Liuzhou City, Guangxi Zhuang Autonomous Region, 545002 Patentee before: LIUZHOU CHANGQUAN TRADE CO.,LTD. Country or region before: China |