CN104400063B - Handheld type ultrasonic electric drill - Google Patents
Handheld type ultrasonic electric drill Download PDFInfo
- Publication number
- CN104400063B CN104400063B CN201410635799.1A CN201410635799A CN104400063B CN 104400063 B CN104400063 B CN 104400063B CN 201410635799 A CN201410635799 A CN 201410635799A CN 104400063 B CN104400063 B CN 104400063B
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- CN
- China
- Prior art keywords
- ultrasonic
- electric drill
- ring
- output shaft
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 238000005553 drilling Methods 0.000 abstract description 18
- 239000000463 material Substances 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000002604 ultrasonography Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel 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
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention discloses a handheld type ultrasonic electric drill, which comprises a drill bit, an ultrasonic vibrator, an output shaft, a carbon brush, an insulated coupling, a motor, an outer casing, a power transmission cable, an electric drill controller, a motor rotation speed control trigger, an ultrasonic switch pushbutton, a fixing ring, an electric collector ring, an insulation ring and an ultrasonic power source, wherein the output end of the output shaft is connected with a flange disc of the ultrasonic vibrator, the drill bit is arranged at the output end of the ultrasonic vibrator, and the electric energy input end of the ultrasonic electric drill controller is electrically connected with the ultrasonic power source by the power transmission cable. The handheld type ultrasonic electric drill has the advantages that the ultrasonic vibration is realized, the ultrasonic vibration frequency reaches 20kHz, the drilling force in the drilling process is obviously reduced, an operator can use smaller force to drill material, the labor intensity of the operator is decreased, the drilling efficiency is improved, the abrasion of the drill bit is reduced, the drilling quality is high, the flashes and burrs are fewer, the damage to surrounding material is avoided, and the secondary processing on the surfaces with higher quality requirement is not needed.
Description
Technical field
The invention belongs to field of power tools, specifically, is related to a kind of ultrasonic hand-held electric drill.
Background technology
Electric hand drill is one of most product of purposes in electric tool, simple to operate due to its, be widely used in manufacture,
The industries such as building, house ornamentation, for the bore operation of various materials.Its ultimate principle is to carry out material using drilling bit high-speed rotary
Remove.When being drilled to material using electric hand drill, operator needs firmly to withstand electric hand drill, especially to stone material, concrete,
The high hardness material such as rustless steel or titanium alloy drills, and operator needs to apply larger power, it is easy to which hole drill is askew.Using handss
When electric drill drills, the high labor intensive of operator, bit wear is fast, and drilling efficiency is low or even broken drill etc. easily occurs and asks
Topic.Additionally, the drilling quality of existing electric hand drill is low, the defects such as larger burr are easily formed when drilling to composite,
The defects such as chipping, crackle are easily formed when drilling to hard brittle materials such as glass, ceramics.It is higher for precision and prescription
Hole, the increase multiple working procedure such as reaming and fraising is generally required after drilling could meet requirement.
The conventional boring bar tool of another kind is impact drill, is compared with electric hand drill, and vibrating function is increased on impact drill, vibration
Amplitude big (can reach several millimeters even more than ten millimeters), frequency low (less than 800Hz).Impact drill is in materials such as stone material, concrete
The efficiency drilled on material is higher.But impulsive force is big in boring procedure, and operator needs to overcome this low frequency impact.Due to impact
Exist and cause impact drill to be difficult to hold, cause the hole out-of-flatness that impact drill gets out, the phenomenons such as burr or crackle occur, or even can be right
Adjacent material produces destruction.Simultaneously during the impact drilling, chip powdered can be scattered in atmosphere, while can also produce huge
Noise, use environment is severe, is not suitable for the hole machined with required precision.
Ultrasonic wave added processing is a kind of very effective special process method for being applied to industrial circle.In ultrasonic wave added plus
In work, while instrument carries out machining to machined material, supersonic vibration is applied to machined material, frequency of vibration exists
More than 16000Hz, amplitude is from several microns to tens microns.Machine cut and high frequency micro- shock of the ultrasonic wave added processing by cutter
Compound action remove material.Compared with traditional machining, ultrasonic wave added processing can effectively reduce cutting force, reduce cutting
Heat, improves crudy, reduces tool wear, improves working (machining) efficiency.But at present still a kind of with supersonic vibration function
Ultrasonic hand-held electric drill.
The content of the invention
For solve prior art exist the problems referred to above, the present invention to design it is a kind of can both improve drilling quality, again may be used
With the ultrasonic hand-held electric drill for reducing labor intensity, improving use environment.
To achieve these goals, technical scheme is as follows：A kind of ultrasonic hand-held electric drill, including it is drill bit, super
Sound and vibration mover, output shaft, carbon brush, insulating coupling, motor, shell, power transmission cable, electric drill controller, motor speed control are pulled
Machine, ultrasonic switch button, retainer ring, collector ring, dead ring and ultrasonic-frequency power supply.
The outfan of described motor is connected with the input of output shaft by insulating coupling, the outfan of output shaft with
Ring flange connection on supersonic vibration, the outfan of supersonic vibration installs drill bit；Dead ring is fixed with output shaft, is insulated
Collector ring is fixed with ring end face, collector ring end face is contacted with carbon brush；Motor speed control trigger is connected with electric drill controller.Institute
The shell stated is symmetrical expression cabinet, motor, retainer ring, bearing, carbon brush, electric drill controller, motor speed control trigger, defeated
Electric wire cable and ultrasonic switch button are fixed on inside the shell, and output shaft is fixed on inside the shell by retainer ring and bearing.
Described electric drill controller electrical energy inputs are electrically connected with ultrasonic-frequency power supply by power transmission cable with wire, electric drill control
Another input of device is electrically connected with ultrasonic switch button with wire, motor output end and the motor wire electricity of electric drill controller
Connection, ultrasonic outfan is electrically connected respectively with carbon brush and retainer ring with wire；Collector ring is by the via on output shaft and ultrasound
Ticker is electrically connected with wire.
Compared with prior art, the invention has the advantages that：
1st, the present invention devises a kind of ultrasonic hand-held electric drill with supersonic vibration, and supersonic vibration frequency is up to 20KHz,
Drill thrust when drilling can be significantly reduced, operator only needs to that just drilling operation can be carried out to material with the power of very little,
The labor intensity of operator is reduced, drilling efficiency is improved, reduces bit wear.
2nd, the supersonic vibration ultrasonic hand-held electric drill drilling quality of invention is high, and burr defect is few, does not damage material around
Material, the hole higher for hole wall quality and required precision does not need secondary operations.
3rd, the chip that the present invention is formed in Drilling operation is interrupted chip, the discharge of chip is easier, it is to avoid continuous
Chip is wound on boring bar tool and rotates at a high speed therewith, it is ensured that the safety of operator.
4th, the present invention will not produce huge noise and dust in Drilling operation, and processing environment is friendly.
Description of the drawings
The present invention only has 1, accompanying drawing, wherein：
Fig. 1 is the structure chart of ultrasonic hand-held electric drill of the present invention.
In figure：1st, drill bit, 2, supersonic vibration, 3, output shaft, 4, carbon brush, 5, insulating coupling, 6, motor, 7, shell,
8th, power transmission cable, 9, electric drill controller, 10, motor speed control trigger, 11, ultrasonic switch button, 12, retainer ring, 13, current collection
Ring, 14, dead ring.
Specific embodiment
The present invention is further described through below in conjunction with the accompanying drawings.
As shown in figure 1, the present invention will design a kind of ultrasonic hand-held electric drill, including drill bit 1, supersonic vibration 2, output shaft
3rd, carbon brush 4, insulating coupling 5, motor 6, shell 7, power transmission cable 8, electric drill controller 9, motor speed control trigger 10, ultrasound
Shift knob 11, retainer ring 12, collector ring 13, dead ring 14 and ultrasonic-frequency power supply (not being given).
The outfan of described motor 6 is connected with the input of output shaft 3 by insulating coupling 5, the output of output shaft 3
End is connected with the ring flange on supersonic vibration 2, and the outfan of supersonic vibration 2 installs drill bit 1；It is fixed with output shaft 3 absolutely
Edge ring 14, is fixed with collector ring 13 on the end face of dead ring 14, collector ring 13 keeps insulation, collection by dead ring 14 and output shaft 3
The end face of electric ring 13 is contacted with the moment of carbon brush 4；Motor speed control trigger 10 is connected with electric drill controller 9.Described shell 7 is right
Title formula cabinet, motor 6, retainer ring 12, bearing, carbon brush 4, electric drill controller 9, motor speed control trigger 10, power transmission line
Cable 8 and ultrasonic switch button 11 are fixed in shell 7, and output shaft 3 is fixed in shell 7 by retainer ring 12 and bearing.
The electrical energy inputs of described electric drill controller 9 are electrically connected by power transmission cable 8 with ultrasonic-frequency power supply (not being given), are surpassed
Acoustic-electric source (not being given) exports high frequency electrical signal and 220V ac signals, and another input and the ultrasound of electric drill controller 9 are opened
Close button 11 to electrically connect by wire.The motor output end output 220V ac signals of electric drill controller 9, by wire and electricity
Machine 6 is electrically connected, and by motor speed control trigger 10 rotating speed of controlled motor 6 is carried out；The ultrasonic outfan output high frequency of electric drill controller 9
The signal of telecommunication, the positive pole of outfan is electrically connected with carbon brush 4 by wire, and collector ring 13 is conducting with carbon brush 4, and collector ring 13 passes through
Via on output shaft 3 is electrically connected with the positive pole of supersonic vibration 2 with wire, realizes ultrasonic-frequency power supply (not providing) ultrasound output
Proper pole electrically connects with supersonic vibration 2 positive poles of son；The negative pole of the ultrasonic outfan of electric drill controller 9 passes through wire with retainer ring 12
Electrical connection, due to retainer ring 12, output shaft 3 is conductor, and output shaft 3 is turned on the negative pole of supersonic vibration 2, retainer ring 12 with
Supersonic vibration son 2 negative poles electrical connection, realizes ultrasonic-frequency power supply (not providing) ultrasound negative pole of output end with supersonic vibration 2 negative poles of son
Electrical connection.The amplitude and output frequency of supersonic vibration 2 is controlled by ultrasonic-frequency power supply (not being given), and the control of ultrasonic switch button 11 is super
Startup/the stopping of supersonic vibration on sound and vibration mover 2.
Ultrasonic-frequency power supply (not being given) is by power transmission cable 8 simultaneously to electric drill motor 6 and supersonic vibration 2 energy supplies of son, ultrasonic electric
The input in source (not being given) is three pin plug, and ultrasonic-frequency power supply (not being given) work need to connect 220V civil powers.Power transmission cable 8 includes
Four wires, transmit respectively ultrasonic electric energy positive and negative electrode signal and 220V alternating current positive and negative electrode signals.
Claims (1)
1. a kind of ultrasonic hand-held electric drill, including drill bit (1), output shaft (3), motor (6), shell (7) and power transmission cable (8),
It is characterized in that：Also include supersonic vibration (2), carbon brush (4), insulating coupling (5), electric drill controller (9), motor speed control
Trigger (10) processed, ultrasonic switch button (11), retainer ring (12), collector ring (13), dead ring (14) and ultrasonic-frequency power supply；
The outfan of described motor (6) is connected with the input of output shaft (3) by insulating coupling (5), output shaft (3)
Outfan is connected with the ring flange in supersonic vibration (2), and the outfan of supersonic vibration (2) installs drill bit (1)；Output shaft
(3) dead ring (14) is fixed with, collector ring (13), collector ring (13) end face and carbon brush is fixed with dead ring (14) end face
(4) contact；Motor speed control trigger (10) is connected with electric drill controller (9)；Described shell (7) is symmetrical expression cabinet
(7), motor (6), retainer ring (12), bearing, carbon brush (4), electric drill controller (9), motor speed control trigger (10), power transmission line
Cable (8) and ultrasonic switch button (11) are fixed in shell (7), and output shaft (3) is fixed outside by retainer ring (12) and bearing
In shell (7)；
Described electric drill controller (9) electrical energy inputs are electrically connected with ultrasonic-frequency power supply by power transmission cable (8) with wire, electric drill control
Another input of device (9) processed is electrically connected with ultrasonic switch button (11) with wire, motor (6) output of electric drill controller (9)
End is electrically connected with motor (6) with wire, and ultrasonic outfan is electrically connected respectively with carbon brush (4) and retainer ring (12) with wire；Current collection
Ring (13) is electrically connected with supersonic vibration (2) by the via on output shaft (3) with wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410635799.1A CN104400063B (en) | 2014-11-12 | 2014-11-12 | Handheld type ultrasonic electric drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410635799.1A CN104400063B (en) | 2014-11-12 | 2014-11-12 | Handheld type ultrasonic electric drill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104400063A CN104400063A (en) | 2015-03-11 |
| CN104400063B true CN104400063B (en) | 2017-05-17 |
Family
ID=52637763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410635799.1A Active CN104400063B (en) | 2014-11-12 | 2014-11-12 | Handheld type ultrasonic electric drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104400063B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6675188B2 (en) * | 2015-12-03 | 2020-04-01 | 株式会社マキタ | Power tool with vibration mechanism |
| CN106825679B (en) * | 2017-02-28 | 2018-08-21 | 西北工业大学 | A kind of ultrasonic vibration pneumatic drill based on rotating radio energy transmission |
| CN107702941A (en) * | 2017-11-07 | 2018-02-16 | 吉林大学 | A kind of hand-held ultrasound rig |
| CN108274039A (en) * | 2018-01-19 | 2018-07-13 | 苏州卓润精密模具有限公司 | Hand held electric drill with charge function |
| CN108161076A (en) * | 2018-02-07 | 2018-06-15 | 陕西超克能机电科技发展有限公司 | Portable ultraphonic bores |
| CN110496996B (en) * | 2019-09-02 | 2021-05-18 | 南昌航空大学 | Ultrasonic auxiliary drilling device applied to handheld pneumatic gun type drill |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3837121A (en) * | 1973-08-09 | 1974-09-24 | Trw Inc | Drilling machine |
| CN2527382Y (en) * | 2001-02-27 | 2002-12-25 | 杨青 | Ultrasonic wave torsion vibrating drilling device |
| CN101213042A (en) * | 2005-07-01 | 2008-07-02 | 博世株式会社 | Ultrasonic machining spindle device |
| CN201543855U (en) * | 2009-10-23 | 2010-08-11 | 陈元平 | High power ultrasonic boring apparatus |
| CN102922609A (en) * | 2012-10-13 | 2013-02-13 | 洛阳金诺机械工程有限公司 | Ultrasonic vibration rotary drawing-out device |
| CN103223507A (en) * | 2013-04-01 | 2013-07-31 | 中北大学 | Ultrasonic vibration assisted deep hole machining device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5993257A (en) * | 1982-11-16 | 1984-05-29 | Seiwa Seiki Kk | Tool holder equipped with ultrasonic-wave vibration oscillator |
| JPH0482609A (en) * | 1990-07-20 | 1992-03-16 | Nippon Mente Kaihatsu Kk | Ultrasonic core drill |
-
2014
- 2014-11-12 CN CN201410635799.1A patent/CN104400063B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3837121A (en) * | 1973-08-09 | 1974-09-24 | Trw Inc | Drilling machine |
| CN2527382Y (en) * | 2001-02-27 | 2002-12-25 | 杨青 | Ultrasonic wave torsion vibrating drilling device |
| CN101213042A (en) * | 2005-07-01 | 2008-07-02 | 博世株式会社 | Ultrasonic machining spindle device |
| CN201543855U (en) * | 2009-10-23 | 2010-08-11 | 陈元平 | High power ultrasonic boring apparatus |
| CN102922609A (en) * | 2012-10-13 | 2013-02-13 | 洛阳金诺机械工程有限公司 | Ultrasonic vibration rotary drawing-out device |
| CN103223507A (en) * | 2013-04-01 | 2013-07-31 | 中北大学 | Ultrasonic vibration assisted deep hole machining device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104400063A (en) | 2015-03-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Dong Zhigang Inventor after: Kang Renke Inventor after: Liu Jinting Inventor after: Zhu Xianglong Inventor after: Zhou Ping Inventor after: Wang Yidan Inventor before: Dong Zhigang Inventor before: Kang Renke Inventor before: Liu Jinyan Inventor before: Zhu Xianglong Inventor before: Zhou Ping Inventor before: Wang Yidan |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: DONG ZHIGANG KANG RENKE LIU JINYAN ZHU XIANGLONG ZHOU PING WANG YIDAN TO: DONG ZHIGANG KANG RENKE LIU JINTING ZHU XIANGLONG ZHOU PING WANG YIDAN |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |