CN104400063A - Handheld type ultrasonic electric drill - Google Patents
Handheld type ultrasonic electric drill Download PDFInfo
- Publication number
- CN104400063A CN104400063A CN201410635799.1A CN201410635799A CN104400063A CN 104400063 A CN104400063 A CN 104400063A CN 201410635799 A CN201410635799 A CN 201410635799A CN 104400063 A CN104400063 A CN 104400063A
- Authority
- 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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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
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, relate to a kind of ultrasonic hand-held electric drill.
Background technology
Electric hand drill is one of product that in electric tool, purposes is maximum, because it is simple to operate, is widely used in the industries such as manufacture, building, house ornamentation, for the bore operation of various material.Its general principle utilizes drilling bit high-speed rotary to carry out material removal.When using electric hand drill to hole to material, operator needs firmly to withstand electric hand drill, and especially to high hardness material borings such as stone material, concrete, stainless steel or titanium alloys, operator needs to apply larger power, is easy to a hole drill askew.When adopting drilling of electric hand drill, the labour intensity of operator is large, and bit wear is fast, and drilling efficiency is low even easily occurs the problems such as broken drill.In addition, the drilling quality of existing electric hand drill is low, easily forms the defects such as larger burr, easily formed and collapse the defect such as limit, crackle when holing to the hard brittle material such as glass, pottery when holing to composite.For precision and the higher hole of quality requirement, often need to increase the multiple working procedure such as reaming and fraising after boring and just can meet the demands.
Another kind of conventional boring bar tool is percussion drill, compares, percussion drill adds vibrating function with electric hand drill, amplitude large (can reach several millimeters even tens millimeters), the frequency low (being no more than 800Hz) of vibration.Percussion drill is at stone material, and the efficiency that the materials such as concrete are holed is higher.But in boring procedure, impulsive force is large, and operator needs to overcome this low frequency impact.Because the existence impacted makes percussion drill not easily hold, there is the phenomenon such as burr or crackle in the hole out-of-flatness causing percussion drill to get out, and even can produce adjacent material and destroy.Simultaneously during the impact drilling, chip can be powderedly scattered in atmosphere, also can produce huge noise simultaneously, and environment for use is severe, is not suitable for the hole machined with required precision.
Ultrasonic wave added processing is the very effective special process method of one being applied to industrial circle.In ultrasonic wave added processing, while instrument carries out machining to machined material, apply ultrasonic vibration to machined material, vibration frequency is at more than 16000Hz, and amplitude is from several microns to tens microns.The compound action of machine cut and the micro-shock of high frequency that ultrasonic wave added is processed by cutter removes material.Compared with traditional machining, ultrasonic wave added processing effectively can reduce cutting force, reduces heat in metal cutting, improves crudy, reduces tool wear, improves working (machining) efficiency.But still there is no a kind of ultrasonic hand-held electric drill with ultrasonic vibration function at present.
Summary of the invention
For solving the problems referred to above that prior art exists, the present invention will design one both can improve drilling quality, can reduce again labour intensity, improve the ultrasonic hand-held electric drill of environment for use.
To achieve these goals, technical scheme of the present invention is as follows: a kind of ultrasonic hand-held electric drill, comprises drill bit, Under Ultrasonic Vibration mover, output shaft, carbon brush, insulating coupling, motor, shell, power transmission cable, electric drill controller, motor speed control trigger, ultrasonic switch button, retainer ring, collector ring, dead ring and ultrasonic-frequency power supply.
The output of described motor is connected by insulating coupling with the input of output shaft, and the output of output shaft is connected with the ring flange on Under Ultrasonic Vibration mover, and the output of Under Ultrasonic Vibration mover installs drill bit; Output shaft is fixed with dead ring, dead ring end face is fixed with collector ring, collector ring end face contacts with carbon brush; Motor speed controls trigger and is connected with electric drill controller.Described shell is symmetrical expression plastic casing, and it is fixing in the enclosure that motor, retainer ring, bearing, carbon brush, electric drill controller, motor speed control trigger, power transmission cable and ultrasonic switch button, and output shaft is fixed in the enclosure by retainer ring and bearing.
Described electric drill controller electrical energy inputs is electrically connected with ultrasonic-frequency power supply wire by power transmission cable, another input of electric drill controller is electrically connected with ultrasonic switch button wire, the motor output end of electric drill controller is electrically connected with motor wire, and ultrasonic output is electrically connected with carbon brush and retainer ring wire respectively; Collector ring is electrically connected with Under Ultrasonic Vibration mover wire by the via hole on output shaft.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention devises a kind of ultrasonic hand-held electric drill with ultrasonic vibration, ultrasonic vibration frequency is up to 20KHz, drill thrust during boring can be reduced significantly, operator only needs just to carry out drilling operation to material by very little power, reduce the labour intensity of operator, improve drilling efficiency, reduce bit wear.
2, the ultrasonic vibration ultrasonic hand-held electric drill drilling quality of invention is high, and burr defect is few, does not damage adjacent material, does not need secondary operations for hole wall quality and the higher hole of required precision.
3, the chip that the present invention is formed in Drilling operation is interrupted chip, and the discharge of chip is easier, avoids continuous chip and to be wound on boring bar tool and High Rotation Speed thereupon, ensure that the safety of operator.
4, the present invention can not produce huge noise and dust in Drilling operation, and processing environment is friendly.
Accompanying drawing explanation
The present invention is drawings attached 1 only, wherein:
Fig. 1 is the structure chart of ultrasonic hand-held electric drill of the present invention.
In figure: 1, drill bit, 2, Under Ultrasonic Vibration mover, 3, output shaft, 4, carbon brush, 5, insulating coupling, 6, motor, 7, shell, 8, power transmission cable, 9, electric drill controller, 10, motor speed controls trigger, 11, ultrasonic switch button, 12, retainer ring, 13, collector ring, 14, dead ring.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described further.
As shown in Figure 1, the present invention will design a kind of ultrasonic hand-held electric drill, comprises drill bit 1, Under Ultrasonic Vibration mover 2, output shaft 3, carbon brush 4, insulating coupling 5, motor 6, shell 7, power transmission cable 8, electric drill controller 9, motor speed control trigger 10, ultrasonic switch button 11, retainer ring 12, collector ring 13, dead ring 14 and ultrasonic-frequency power supply (not providing).
The output of described motor 6 is connected by insulating coupling 5 with the input of output shaft 3, and the output of output shaft 3 is connected with the ring flange on Under Ultrasonic Vibration mover 2, and the output of Under Ultrasonic Vibration mover 2 installs drill bit 1; Output shaft 3 is fixed with dead ring 14, dead ring 14 end face is fixed with collector ring 13, collector ring 13 keeps insulating by dead ring 14 and output shaft 3, and collector ring 13 end face contacted with carbon brush 4 moment; Motor speed controls trigger 10 and is connected with electric drill controller 9.Described shell 7 is symmetrical expression plastic casing, motor 6, retainer ring 12, bearing, carbon brush 4, electric drill controller 9, motor speed control trigger 10, power transmission cable 8 and ultrasonic switch button 11 and 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 is electrically connected with ultrasonic-frequency power supply (not providing) by power transmission cable 8, ultrasonic-frequency power supply (not providing) exports high frequency electrical signal and 220V ac signal, and another input of electric drill controller 9 is electrically connected by wire with ultrasonic switch button 11.The motor output end of electric drill controller 9 exports 220V ac signal, is electrically connected, controls motor 6 rotating speed by motor speed trigger 10 by wire with motor 6; The ultrasonic output of electric drill controller 9 exports high frequency electrical signal, the positive pole of output is electrically connected by wire with carbon brush 4, collector ring 13 and carbon brush 4 are conductings, collector ring 13 is electrically connected with the positive pole wire of Under Ultrasonic Vibration mover 2 by the via hole on output shaft 3, achieves ultrasonic-frequency power supply (not providing) ultrasonic output head anode and is electrically connected with Under Ultrasonic Vibration mover 2 positive pole; The negative pole of the ultrasonic output of electric drill controller 9 is electrically connected by wire with retainer ring 12, due to retainer ring 12, output shaft 3 is conductors, and the negative pole conducting of output shaft 3 and Under Ultrasonic Vibration mover 2, retainer ring 12 is connected with Under Ultrasonic Vibration mover 2 negative electricity, achieves the electrical connection of ultrasonic-frequency power supply (not providing) ultrasonic negative pole of output end and Under Ultrasonic Vibration mover 2 negative pole.The amplitude of Under Ultrasonic Vibration mover 2 and output frequency are controlled by ultrasonic-frequency power supply (not providing), and ultrasonic switch button 11 controls the start/stop of ultrasonic vibration on Under Ultrasonic Vibration mover 2.
Ultrasonic-frequency power supply (not providing) gives electric drill motor 6 and Under Ultrasonic Vibration mover 2 energy supply by power transmission cable 8 simultaneously, and the input of ultrasonic-frequency power supply (not providing) is three pin plug, and ultrasonic-frequency power supply (not providing) work need connect 220V civil power.Power transmission cable 8 comprises four wires, transmits ultrasonic electric energy positive and negative electrode signal and 220V alternating current positive and negative electrode signal respectively.
Claims (1)
1. a ultrasonic hand-held electric drill, comprise drill bit (1), output shaft (3), motor (6), shell (7) and power transmission cable (8), it is characterized in that: also comprise Under Ultrasonic Vibration mover (2), carbon brush (4), insulating coupling (5), electric drill controller (9), motor speed control trigger (10), ultrasonic switch button (11), retainer ring (12), collector ring (13), dead ring (14) and ultrasonic-frequency power supply;
The output of described motor (6) is connected by insulating coupling (5) with the input of output shaft (3), the output of output shaft (3) is connected with the ring flange on Under Ultrasonic Vibration mover (2), and the output of Under Ultrasonic Vibration mover (2) installs drill bit (1); Output shaft (3) is fixed with dead ring (14), dead ring (14) end face is fixed with collector ring (13), collector ring (13) end face contacts with carbon brush (4); Motor speed controls trigger (10) and is connected with electric drill controller (9); Described shell (7) is symmetrical expression plastic casing (7), motor (6), retainer ring (12), bearing, carbon brush (4), electric drill controller (9), motor speed control trigger (10), power transmission cable (8) and ultrasonic switch button (11) and are fixed in shell (7), and output shaft (3) is fixed in shell (7) by retainer ring (12) and bearing;
Described ultrasonic electric drill controller (9) electrical energy inputs is electrically connected with ultrasonic-frequency power supply wire by power transmission cable (8), another input of electric drill controller (9) is electrically connected with wire with ultrasonic switch button (11), motor (6) output of electric drill controller (9) is electrically connected with wire with motor (6), and ultrasonic output is electrically connected with wire with carbon brush (4) and retainer ring (12) respectively; Collector ring (13) is electrically connected with wire with Under Ultrasonic Vibration mover (2) by the via hole on output shaft (3).
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 true CN104400063A (en) | 2015-03-11 |
| CN104400063B CN104400063B (en) | 2017-05-17 |
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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 |
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| CN (1) | CN104400063B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106826699A (en) * | 2015-12-03 | 2017-06-13 | 株式会社牧田 | Electric tool with vibrating mechanism |
| CN106825679A (en) * | 2017-02-28 | 2017-06-13 | 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 |
| 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 |
| 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 |
| CN110496996A (en) * | 2019-09-02 | 2019-11-26 | 南昌航空大学 | A kind of ultrasonic wave added drilling equipment bored applied to hand-held pneumatic gun-type |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3837121A (en) * | 1973-08-09 | 1974-09-24 | Trw Inc | Drilling machine |
| 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 |
| 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 |
-
2014
- 2014-11-12 CN CN201410635799.1A patent/CN104400063B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3837121A (en) * | 1973-08-09 | 1974-09-24 | Trw Inc | Drilling machine |
| 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 |
| 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 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106826699A (en) * | 2015-12-03 | 2017-06-13 | 株式会社牧田 | Electric tool with vibrating mechanism |
| CN106825679A (en) * | 2017-02-28 | 2017-06-13 | 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 |
| CN110496996A (en) * | 2019-09-02 | 2019-11-26 | 南昌航空大学 | A kind of ultrasonic wave added drilling equipment bored applied to hand-held pneumatic gun-type |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104400063B (en) | 2017-05-17 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
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| C53 | Correction of patent of 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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