CN101631647A - Electrical power tool - Google Patents
Electrical power tool Download PDFInfo
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- CN101631647A CN101631647A CN200880008009A CN200880008009A CN101631647A CN 101631647 A CN101631647 A CN 101631647A CN 200880008009 A CN200880008009 A CN 200880008009A CN 200880008009 A CN200880008009 A CN 200880008009A CN 101631647 A CN101631647 A CN 101631647A
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- torque adjustment
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- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000000149 argon plasma sintering Methods 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 17
- 239000011347 resin Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 210000000078 claw Anatomy 0.000 description 7
- 230000000994 depressogenic effect Effects 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 241000272470 Circus Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Classifications
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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
- B25F5/02—Construction of casings, bodies or handles
- B25F5/021—Construction of casings, bodies or handles with guiding devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Portable Power Tools In General (AREA)
Abstract
An electrical power tool (1) includes a housing (2), an electrical motor (3), an end-bit holding section (12a), a transmitting mechanism, a cap, and a lighting section (36, 37). The housing has one end. The electrical motor is accommodated in the housing and is configured to generate a rotational driving force. The end-bit holding section is provided at the one end and is rotatable about a rotational axis. The transmitting mechanism transmits the rotational driving force to the end-bit holding section. The cap is attached to the one end. The lighting section allows an entirety of the cap to be luminous.
Description
Technical field
The present invention relates to a kind of electric tool, and more specifically, the present invention relates to a kind of electric tool that is used for the lamp that thrown light in the workspace that has.
Background technology
Such as the hand-held type electric tool that drives rig is conventionally known.This power tool comprises the housing that holds the motor that produces rotary driving force.Rotary driving force be transferred to end drill bit maintaining part (end-bit holding section) with on rotation end drill bit maintaining part and the mounting end drill bit maintaining part such as the end drill bit that drives drill bit, thereby carry out expectation work such as screw-driven.
When use this power tool natural daylight can not arrive such as the work of the dark local carry out desired of loft and basement the time because the dark expectation work that then is difficult to finish exactly such as screw-driven.
Japanese Patent Application Publication No.2003-211374 has disclosed a kind of electric tool, and described electric tool comprises the lamp of the housing that is connected to power tool, make lamp in the mode of directional lighting to the workspace, that is, end drill bit and screw or like throw light on.
Japanese Patent Application Publication No.2003-301669 has disclosed a kind of electric tool, and described electric tool comprises the LED lamp of the preceding lower surface that is set to main casing.From the part of the light of LED lamp emission display window, thereby display window is thrown light on by Optical Fiber Transmission upper surface before be set to main casing.
Summary of the invention
Yet the conventional electric instrument that discloses among the Japanese Patent Application Publication No.2003-211374 only illuminates the workspace in the mode of directional lighting.Thereby power tool can not throw light on to the workspace that comprises wide region, and often produces the shade that may prevent effective work.
Another conventional electric instrument that discloses among the Japanese Patent Application Publication No.2003-301669 is configured to transmit the part from the light of LED lamp emission.Therefore, insufficient illumination may be offered display window.In addition, be not easy in main casing, to arrange optical fiber.
Consider above-mentioned situation, the object of the invention provides a kind of electric tool, and described electric tool can throw light on to the workspace that comprises wide region, and can prevent that shade from producing, thereby improves in dark local availability.
This and other purpose of the present invention will realize that described electric tool comprises housing, motor, end drill bit maintaining part, transmission mechanism, cover and Lighting Division by a kind of electric tool.Housing has an end.Motor is contained in the housing, and is configured to produce rotary driving force.End drill bit maintaining part is arranged on place, an end, and can rotate around rotation.Transmission mechanism with rotary driving force to passing to end drill bit maintaining part.Cover is connected to an end.Lighting Division allows whole cover to be illuminated.Utilize this layout, because whole cover is illuminated, so can throw light on and can not produce shade to the workspace of wide region.Therefore, improve in dark local availability.
Preferably, Lighting Division comprises light source and light scattering portion.Source emissioning light.Light scattering portion is formed at the light of different directions scattering from light emitted, thereby allows whole cover to be illuminated.Utilize this layout, can illuminate whole cover with simple structure.
Preferably, cover has hollow cylindrical shape and is formed by transparent or semitransparent resin construction, and light source and light scattering portion are arranged in the cover.Utilize this layout, light source and light scattering portion are not exposed to the outside of cover.Therefore, light source and light scattering portion promptly do not influence the electric tool outward appearance, can not hinder user's work yet.
Preferably, light scattering portion comprises the prism with hollow cylindrical shape.Utilize this layout and since prism on different directions scattering from the light of light emitted, so whole cover can be illuminated equably.
Preferably, cover has the inner circumferential surface that is formed with recess and lug boss.Utilize this layout, owing to be formed on recess and lug boss scattering on the inner circumferential surface from the light of light emitted, so whole cover can be illuminated equably.
Preferably, light source comprises light emitting diode.Utilize this layout, owing to adopt the light emitting diode of launching high-luminance light with little power consumption as light source, thus can obtain essential and sufficient light, and can save power consumption with extending battery life.
Preferably, electric tool also comprises torque adjustment mechanism, and described torque adjustment mechanism is contained in the housing, and is configured to regulate the peak torque that passes to end drill bit maintaining part.Cover can rotate around rotation, and with acting on the torque adjustment dial of regulating peak torque.The torque adjustment dial is formed by transparent or semitransparent resin construction.Utilize this layout, whole torque adjustment dial brightens.Therefore, can be at the local visible torque adjustment dial of dark.Therefore, can realize torque adjustment easily and exactly with simple structure in the place of dark.
Preferably, the torque adjustment dial is the hollow cylindrical shape with external peripheral surface, and shows the numeral of expression torque setting value on external peripheral surface.Utilize this layout, even also can clearly see the torque setting value that on the external peripheral surface of torque adjustment dial, shows the local user of dark.Therefore, can be more prone to and realize exactly torque adjustment in the place of dark.
Preferably, external peripheral surface comprises display part and hyalomere.Numeral is shown on display part.Display part is opaque.Hyalomere can transmitted light.Utilize this layout, because the numeral of expression torque setting value is shown on opaque display part, and provide adequate brightness by hyalomere, even also can clearly see numeral in the place of dark, therefore can be easily and accurately realize torque adjustment.
Preferably, light source comprises light emitting diode.Utilize this layout, owing to adopt the light emitting diode of launching high-luminance light with little power consumption as light source, thus can obtain essential and sufficient brightness, and under the situation of little power consumption, can clearly see the torque adjustment dial.
Description of drawings
Fig. 1 is the cutaway view that shows according to the driving rig of first embodiment of the invention, and wherein extruder member is positioned in the front side, makes peak torque be set to lower value;
Fig. 2 is the cutaway view that shows according to the driving rig of first embodiment, and wherein extruder member is positioned in rear side, makes peak torque be set to higher value;
Fig. 3 is the front view with part cross section that shows according to the driving rig of first embodiment;
Fig. 4 is the phantom according to the amplification of the driving rig of first embodiment, is used for display driver force transmission mechanism particularly;
Fig. 5 is the front view of demonstration according to the prism of the driving rig of first embodiment;
Fig. 6 is the cross-sectional view that intercepts along the line VI-VI among Fig. 5;
Fig. 7 is the phantom that shows driving rig according to a second embodiment of the present invention; With
Fig. 8 is the expansion view of demonstration according to the torque adjustment dial of the driving rig of second embodiment.
Description of reference numerals
1,101 drives rig (electric tool)
2,102 housings
2A, the main part of 102A housing
2B, the handle portion of 102B housing
3,103 motor
3a, the output shaft of 103a motor
4 batteries
5,105 switches
6 control panels
7,9,38,138 leads
8 indicator lamps
10 lithium ion batteries
11,111 planetary gears
12,112 output shafts
12a, the end drill bit maintaining part of 112a output shaft
13,113 torque adjustment mechanisms
14 covers
The inner circumferential surface of 14i cover
15,115 gear-boxes
15a, the cylindrical part of 115a gear-box
16 pinions
17,22,27 ring gears
18,23,28 planetary gears
19,24,29
20,25 supports
21,26 central gears
The engaging claw of 27a ring gear
30,130 extruder members
31 bearings
32,132 balls
33 distance pieces
34 clutch disc
35,135 helical springs
36,136 LED (light source)
37 prisms
114 torque adjustment dials
The 114a display part
The 114b hyalomere
140 drive drill bit
The specific embodiment
With reference to the electric tool of Fig. 1-6 explanation according to first embodiment of the invention.The electric tool of first embodiment is applied to and drives rig 1.In Fig. 1 and Fig. 2, the left side is called as the front side that drives rig 1, and the right side is called as the rear side that drives rig 1.
The driving rig 1 of first embodiment comprises housing 2, and described housing is formed by resin, and has roughly T shape shape in side view.Housing 2 is included in upwardly extending main part 2A in front and back and handle portion 2B, and described handle portion extends downwards from main part 2A, and forms whole portion with main part 2A.The bottom of handle portion 2B is formed with and is used to hold the space of the control panel 6 of explanation subsequently.
The motor 3 that produces driving force and have an output shaft 3a is contained among the main part 2A, makes output shaft 3a extend upward in front and back.Battery 4 is releasably attached to the lower end of handle portion 2B.Comprise three lithium ion batteries 10 in the battery 4.Switch 5 is arranged on the upper end of handle portion 2B.Switch 5 is used to switch on and off from battery 4 and is supplied to motor 3 to start and to stop the electric power of motor 3.
Hollow cylindrical gear-box 15 is arranged among the main part 2A, is used to hold the planetary gears 11 of explanation subsequently.Output shaft 12 is configured to engage planetary gears 11.The front portion of output shaft 12 is as end drill bit maintaining part 12a.The rotation of planetary gears 11 deceleration output shaft 3a, and the rotation that will be decelerated passes to output shaft 12, and being used for can change ground drive end drill bit maintaining part 12a with moment of torsion at a predetermined velocity.
Drive rig 1 and also comprise torque adjustment mechanism 13.Torque adjustment mechanism 13 is hidden by hollow cylindrical cover 14, and described cover is rotatably installed in the front end of main part 2A.The rotation of cover 14 can be regulated the peak torque that can pass to output shaft 12 from motor 3.Cover 14 is formed by transparent or semitransparent resin construction.Cover 14 has inner circumferential surface 14i.Cover 14 is formed with and is used to engage the spline 14g of the extruder member 30 of explanation subsequently.Prism 37 (explanation subsequently) is fixed to cover 14.
Illustrate in greater detail the driving force transmission mechanism that comprises planetary gears 11 and torque adjustment mechanism 13 with reference to Fig. 4.
Planetary gears 11 has three grades of reducing gears.First order reducing gear comprises pinion 16, ring gear 17, a plurality of planetary gear 18, a plurality of axle 19 and support 20.Pinion 16 ground integrally are arranged on the output shaft 3a place of motor 3.Ring gear 17 is fixed to the inner periphery of gear-box 15.In a plurality of planetary gears 18 each and pinion 16 and ring gear 17 all mesh.A plurality of planetary gears 18 by in a plurality of axles 19 corresponding one be connected with support 20.In a plurality of planetary gears 18 each moves around pinion 16 in axle 19 rotations circularly.The circular motion of a plurality of planetary gears 18 makes support 20 rotations.
Second level reducing gear comprises central gear 21, ring gear 22, a plurality of planetary gear 23, a plurality of axle 24 and support 25.Central gear 21 integrally is arranged on support 20 places.Ring gear 22 is fixed to the inner periphery of gear-box 15.In a plurality of planetary gears 23 each and central gear 21 and ring gear 22 all mesh.A plurality of planetary gears 23 by in a plurality of axles 24 corresponding one be connected with support 25.When each in a plurality of planetary gears 23 is rotated around axle 24, move around central gear 21 circularly.The circus movement of a plurality of planetary gears 23 makes support 25 rotations.
Third level reducing gear comprises central gear 26, ring gear 27, a plurality of planetary gear 28, a plurality of axle 29 and output shaft 12.Central gear 26 integrally is arranged on support 25 places.Ring gear 27 supports by the inner periphery of gear-box 15, thereby optionally rotatable and non-rotatable as what illustrate subsequently.In a plurality of planetary gears 28 each and central gear 26 and ring gear 27 all mesh.A plurality of planetary gears 28 by in a plurality of axles 29 corresponding one be connected with output shaft 12.When ring gear 27 was fixed and be non-rotatable, each in a plurality of planetary gears 28 was moving around central gear 26 in axle 29 rotations circularly, thereby output shaft 12 is rotated.When ring gear 27 was rotatable, each in a plurality of planetary gears 28 was only around axle 29 rotations, and do not move around central gear 26 circularly, thereby rotation do not passed to output shaft 12.
The following describes torque adjustment mechanism 13.The front portion of gear-box 15 is as cylindrical part 15a.Cylindrical part 15a has the diameter littler than the other parts of gear-box 15, and the formation of the excircle of described cylindrical part has screw thread.Extruder member 30 threadably engages with the excircle of cylindrical part 15a, makes extruder member 30 can go up at axial direction (fore-and-aft direction) in rotation and moves.Extruder member 30 has the radially extension 30a that extends in the radial direction of output shaft 12.Extruder member 30 and the inner periphery spline fitted (radially extension 30a engages with spline 14g) of covering 14 make extruder member 30 with cover 14 rotations, and extruder member 30 are removable in the axial direction with respect to cover 14.Bearing 31 is kept by column part 15a, is used for rotatably supporting output shaft 12.
A plurality of distance pieces 33 are installed in the gear-box 15 moving in the axial direction.Though only demonstrate a distance piece 33 in Fig. 4, a plurality of distance pieces 33 are configured to corresponding one by one with a plurality of balls 32.Each distance piece 33 has a surface (rear surface) that abuts against on the ball 32 and abuts against another surface (front surface) on the annular clutch plates 34.Helical spring 35 is arranged under compressive state between clutch disc 34 and the extruder member 30.Therefore, helical spring 35 promotes ball 32 towards the front end surface of ring gear 27.
Drive rig 1 and have Lighting Division, described Lighting Division can make whole cover 14 be illuminated.Lighting Division comprises LED (light emitting diode) 36 that is used as light source and the prism 37 that is used as light scattering portion.As mentioned above, cover 14 is formed by transparent or semitransparent resin construction.LED36 and prism 37 are arranged in the cover 14.
When using above-mentioned driving rig 1 to carry out the screw-driven operation, drive the drill bit (not shown) and be installed on the end drill bit maintaining part 12a of output shaft 12.When the user connected switch 5, electric current was supplied to motor 3 from battery 4, was used for actuating motor 3.The rotation of the output shaft 3a of motor 3 is passed through planetary gears 11 by three grades of decelerations.
When the load torque that is applied to output shaft 12 less than when setting value, the ring gear 27 of planetary gears 11 is fixed by the thrust of a plurality of balls 32, thereby prevents ring gear 27 rotations.Therefore, be delivered to output shaft 12, drive the rotation of drill bit (not shown) and enter the workpiece (not shown) to drive the screw (not shown) thereby make at a predetermined velocity from the rotation by three grades of decelerations of output shaft 12.
On the contrary, when the load torque that is applied to output shaft 12 surpassed setting value, the engaging claw 27a of ring gear 27 was by ball 32.Therefore, ring gear 27 discharges and begins from stationary state and rotates.At this moment, each in a plurality of planetary gears 28 does not move and center on central gear 26 around axle 29 rotations circularly.Therefore, the rotation of motor 3 does not pass to output shaft 12, makes overload both not be applied to planetary gears 11 and is not applied to motor 3 yet.Therefore, can prevent the damage of these parts.
The user can following adjusting passes to the peak torque of output shaft 12 from motor 3.With along the mobile in the axial direction extruder member 30 of cylindrical part 15a, the length of helical spring 35 changes by rotary cover 14, and therefore ball 32 is changed towards the thrust of ring gear 27.As shown in Figure 2, for example, when extruder member 30 moves to rear side when being used for compression helical spring 35, the reaction force of helical spring 35 increases and ball 32 also increases towards the thrust of ring gear 27.Therefore, the peak torque that passes to output shaft 12 from motor 3 can be set to higher value.
When using above-mentioned driving rig 1 execution work at dark local place, scatter to different directions from the high-luminance light of LED36 emission by prism 37, thereby allow whole cover 14 evenly to be illuminated such as loft and basement.Therefore, can throw light on, in addition, not form shade the big zone around end drill bit maintaining part 12a, end drill bit and workpiece.Therefore, can improve in dark local availability.In addition, in the present embodiment, owing to using the LED36 that launches high-luminance light with little power consumption, so can obtain essential and sufficient brightness as light source.In addition, can save power consumption to prolong the life-span of battery 4.
In addition, in the above-described embodiments, the LED36 and the prism 37 that constitute Lighting Division are arranged in the cover 14.Therefore, LED36 and prism 37 are not exposed to the outside of cover 14, thereby prevent to influence the outward appearance that drives rig 1, and prevent that LED36 and prism 37 from hindering user's work.
With reference to Fig. 7 and 8 explanations electric tool according to a second embodiment of the present invention.The power tool application of second embodiment is to driving rig 101.In Fig. 7 and 8, the left side is called the rear side that drives rig 101, and the right side is called the front side that drives rig 101.For each element of second embodiment, use with first embodiment in the identical drawing reference numeral of similar elements add 100.
The driving rig 101 of second embodiment comprises housing 102 and the handle portion 102B with main part 102A.Motor 103 with output shaft 103a is contained among the main part 102A.Switch 105 is arranged on the front upper part office of handle portion 102B.The battery (not shown) is releasably attached to the lower end of handle portion 102B.Gear-box 115 is arranged among the main part 102A.Gear-box 115 has cylindrical part (screw component) 115a.Planetary gears 111 is contained in the gear-box 115, is used to the rotation of output shaft 103a of slowing down, and is used for rotation is passed to output shaft (axle) 112.Driving drill bit 140 is installed on the front end of output shaft 112 by chuck 112a.Torque adjustment mechanism 113 is set for adjusting can pass to the peak torque that drives drill bit 140.
Torque adjustment dial (dial) 114 is set for regulates the peak torque of cooperating with torque adjustment mechanism 113.Torque adjustment dial 114 has the general hollow cylinder form.Torque adjustment dial 114 has inner circumferential surface 114i.A large amount of recess and lug boss as light scattering portion are formed on the inner circumferential surface 114i.Torque adjustment dial 114 rotatably is set to the front end of main part 102A.
As shown in Figure 7, the driving rig 101 of second embodiment comprises two LED136 of the leading section that is arranged in main part 102A, and leading section is connected with the rear end of torque adjustment dial 114.Here, a place, top that is arranged in leading section among two LED136, and among two LED136 another is arranged in the place, bottom of leading section.Two LED136 are electrically connected with the battery (not shown) by lead 138 and switch 105.The reflecting plate (not shown) is arranged on one the rear side separately of two LED136.
Illustrate in greater detail torque adjustment dial 114 with reference to Fig. 8.Fig. 8 is the expansion view that shows torque adjustment dial 114, and described expansion view is drawn around torque adjustment dial 114 expansion views by the direction from vertical drive drill bit 140.The upside of Fig. 8 is corresponding to the front side that drives rig 101, and the downside of Fig. 8 is corresponding to the rear side that drives rig 101.Torque adjustment dial 114 is made by transparent resin.Show that as shown in Figure 8 torque adjustment dial 114 has external peripheral surface and shows numeral " 1 ", " 5 ", " 9 " or the like, the maximum torque (torque setting value) that described numeral is set.More specifically, the external peripheral surface of torque adjustment dial 114 comprises the have zigzag display part 114a and the hyalomere 114b of (cross hatched regions among Fig. 8).Display part 114a pigmentable and opaque (opaque).The numeral " 1 " of expression torque setting value, " 5 ", " 9 " or the like are shown on display part 114a.Regulate dial 114 users by rotation torque in digital and can easily carry out torque adjustment visually checking these.Hyalomere 114b is a part of getting rid of display part 114a from the external peripheral surface of torque adjustment dial 114.Hyalomere 114b is transparent or semitransparent, and can transmitted light.Be noted that hyalomere 114b comprises down the depressed part 114b1 and the rake 114b2 with curved shape of trapezoidal shape.Depressed part 114b1 caves in from display part 114a.Rake 114b2 is the inclined-plane that connects depressed part 114b 1 and display part 114a.Owing on the external peripheral surface of torque adjustment dial 114, provide scrambling by this way, so the user can be easily and operated torque adjustment dial 114 exactly.
Therefore, under driving rig 101 situations in a second embodiment, when user's grasping member part 102B and connection switch 105, electric power is supplied to the rotation that motor 103 is used for actuating motor 103 from the battery (not shown).The rotation of motor 103 is delivered to output shaft 112 and the driving drill bit 140 that is installed on the output shaft 112.Electric power also is supplied to two LED136 and is used to connect the LED lamp.Throw light on for whole torque adjustment dial 114 from the LED light of LED136 emission.Torque setting value (numeral) is shown on opaque display part 114a, and provides adequate brightness by hyalomere 114b.Therefore, even in the place of the inaccessible dark such as loft and basement of natural daylight, the user also can clearly see the torque setting value (numeral) on the external peripheral surface that is presented at torque adjustment dial 114.Therefore, utilize this simple structure and to realize torque adjustment exactly the easily local of dark.In other words, drive the moment of torsion that rig 101 can be set to expectation exactly.In addition, as described above, because the reflecting plate (not shown) is arranged on the rear side of two LED136, thus can not reveal from the light of LED136 emission towards rear side, thus allow more a part of light to front irradiation, that is, and towards 114 irradiations of torque adjustment dial.
Though describe the present invention in detail with reference to above-mentioned aspect of the present invention, what be familiar with is under the situation of the protection domain that does not deviate from claim, those skilled in the art can make various changes and modification to the present invention.
For example, in above-mentioned first embodiment, drive rig 1 and be provided with prism 37, described prism will be used to allow whole cover 14 evenly to be illuminated from the light scattering of LED36 emission to different directions.Yet under the situation that prism 37 is not set, a large amount of recess and lug boss can be formed on the inner circumferential surface 14i of cover 14.Utilize this layout, the light of launching from LED36 is scattered (diffuse reflection) by a large amount of recess and lug boss, thereby allows whole cover 14 evenly to be illuminated.Alternatively, except prism 37 was set, a large amount of recess and lug boss can be formed on the inner circumferential surface 14i of cover 14.Utilize this layout, can illuminate whole cover 14 more equably.
In first embodiment, electric tool of the present invention is applied to and drives rig 1.Yet electric tool of the present invention also is applied to impact driver and other handheld electric tool.
Similarly, in above-mentioned second embodiment, electric tool of the present invention is applied to and drives rig 101.Yet electric tool of the present invention also can be applied to other electric tool with torque adjustment dial, and described torque adjustment dial is used for regulating dial by rotation torque and regulates moment of torsion.
Claims (according to the modification of the 19th of treaty)
1. electric tool comprises:
Housing, described housing have an end;
Motor, described motor is contained in the described housing, and is configured to produce rotary driving force;
End drill bit maintaining part, described end drill bit maintaining part are arranged on place, a described end, and can rotate around rotation;
Transmission mechanism, described transmission mechanism passes to described end drill bit maintaining part with described rotary driving force;
Cover, described cover is connected to a described end;
Lighting Division, described Lighting Division allow described cover to be illuminated; With
Torque adjustment mechanism, described torque adjustment mechanism is contained in the described housing, and is configured to regulate the peak torque that passes to described end drill bit maintaining part,
Wherein, described cover can rotate around described rotation, and with acting on the torque adjustment dial of regulating described peak torque; And
Wherein, described torque adjustment dial has transparent or semitransparent resin part.
2. electric tool according to claim 1, wherein, described Lighting Division comprises:
Radiative light source; With
Light scattering portion, described light scattering portion are formed on the different directions scattering from the light of described light emitted, thereby allow whole cover to be illuminated.
3. electric tool according to claim 2, wherein:
Described cover has hollow cylindrical shape, and is formed by transparent or semitransparent resin construction; And
Described light source and described light scattering portion are arranged in the described cover.
4. electric tool according to claim 3, wherein, described light scattering portion comprises the prism with hollow cylindrical shape.
5. electric tool according to claim 3, wherein, described cover has the inner circumferential surface that is formed with recess and lug boss.
6. electric tool according to claim 2, wherein, described light source comprises light emitting diode.
7. electric tool according to claim 1, wherein:
Described torque adjustment dial is the hollow cylindrical shape with external peripheral surface; And the numeral that on described external peripheral surface, shows expression torque setting value.
8. electric tool according to claim 7, wherein, described external peripheral surface comprises: display part, described numeral show that on described display part described display part is opaque; And hyalomere, described transmissive portions can transmitted light.
9. electric tool according to claim 1, wherein, described light source comprises light emitting diode.
Claims (10)
1. electric tool comprises:
Housing, described housing have an end;
Motor, described motor is contained in the described housing, and is configured to produce rotary driving force;
End drill bit maintaining part, described end drill bit maintaining part are arranged on place, a described end, and can rotate around rotation;
Transmission mechanism, described transmission mechanism passes to described end drill bit maintaining part with described rotary driving force;
Cover, described cover is connected to a described end; With
Lighting Division, described Lighting Division allow whole cover to be illuminated.
2. electric tool according to claim 1, wherein, described Lighting Division comprises:
Radiative light source; With
Light scattering portion, described light scattering portion are formed on the different directions scattering from the light of described light emitted, thereby allow whole cover to be illuminated.
3. electric tool according to claim 2, wherein:
Described cover has hollow cylindrical shape, and is formed by transparent or semitransparent resin construction; And
Described light source and described light scattering portion are arranged in the described cover.
4. electric tool according to claim 3, wherein, described light scattering portion comprises the prism with hollow cylindrical shape.
5. electric tool according to claim 3, wherein, described cover has the inner circumferential surface that is formed with recess and lug boss.
6. electric tool according to claim 2, wherein, described light source comprises light emitting diode.
7. electric tool according to claim 2 also comprises torque adjustment mechanism, and described torque adjustment mechanism is contained in the described housing, and is configured to regulate the peak torque that passes to described end drill bit maintaining part,
Wherein, described cover can rotate around described rotation, and with acting on the torque adjustment dial of regulating described peak torque; And
Wherein, described torque adjustment dial is formed by transparent or semitransparent resin construction.
8. electric tool according to claim 7, wherein:
Described torque adjustment dial is the hollow cylindrical shape with external peripheral surface; And
The numeral that on described external peripheral surface, shows expression torque setting value.
9. electric tool according to claim 8, wherein, described external peripheral surface comprises:
Display part, described numeral show that on described display part described display part is opaque; With
Hyalomere, described transmissive portions can transmitted light.
10. electric tool according to claim 7, wherein, described light source comprises light emitting diode.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP113260/2007 | 2007-04-23 | ||
| JP2007113260A JP5146717B2 (en) | 2007-04-23 | 2007-04-23 | Electric tool |
| JP2007255094A JP5196119B2 (en) | 2007-09-28 | 2007-09-28 | Electric tool |
| JP255094/2007 | 2007-09-28 | ||
| PCT/JP2008/058294 WO2008133339A1 (en) | 2007-04-23 | 2008-04-23 | Electrical power tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101631647A true CN101631647A (en) | 2010-01-20 |
| CN101631647B CN101631647B (en) | 2012-05-23 |
Family
ID=40045185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880008009XA Expired - Fee Related CN101631647B (en) | 2007-04-23 | 2008-04-23 | Electrical power tool |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5146717B2 (en) |
| CN (1) | CN101631647B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103862417A (en) * | 2012-12-13 | 2014-06-18 | 苏州宝时得电动工具有限公司 | Impact wrench |
| CN104044125A (en) * | 2013-03-11 | 2014-09-17 | 株式会社牧田 | Power tool assembly, power tool, and auxiliary handle member |
| CN106425971A (en) * | 2016-11-16 | 2017-02-22 | 锐奇控股股份有限公司 | Gear case |
| CN108115620A (en) * | 2016-11-28 | 2018-06-05 | 盖多·瓦伦蒂尼 | Power tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103231350A (en) * | 2013-04-24 | 2013-08-07 | 上海拓步企业发展有限公司 | Electric tool with rotatable multi-lamp lighting structure |
| JP6187814B2 (en) * | 2013-09-25 | 2017-08-30 | パナソニックＩｐマネジメント株式会社 | Electric tool |
| JP7238246B2 (en) * | 2018-04-08 | 2023-03-14 | 株式会社スター | Drawer tool for sheet metal |
| JP2022187761A (en) | 2021-06-08 | 2022-12-20 | 株式会社マキタ | Electric tool |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0334053U (en) * | 1989-08-09 | 1991-04-03 | ||
| JPH0522239Y2 (en) * | 1990-02-19 | 1993-06-07 | ||
| CN2124801U (en) * | 1992-05-21 | 1992-12-16 | 李崇明 | Screwdriver with lighting and screw clamping device |
| JPH08252778A (en) * | 1995-03-17 | 1996-10-01 | Shinkichi Tashiro | Rotary tool having illumination |
| JP2004174667A (en) * | 2002-11-27 | 2004-06-24 | Makita Corp | Chuck for power tool and power tool |
| GB2420400B (en) * | 2004-11-17 | 2007-05-02 | Black & Decker Inc | Power tool with illumination device |
| JP2007007853A (en) * | 2006-08-21 | 2007-01-18 | Hitachi Koki Co Ltd | Power tool |
-
2007
- 2007-04-23 JP JP2007113260A patent/JP5146717B2/en active Active
-
2008
- 2008-04-23 CN CN200880008009XA patent/CN101631647B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103862417A (en) * | 2012-12-13 | 2014-06-18 | 苏州宝时得电动工具有限公司 | Impact wrench |
| CN103862417B (en) * | 2012-12-13 | 2016-03-16 | 苏州宝时得电动工具有限公司 | A kind of impact wrench |
| CN104044125A (en) * | 2013-03-11 | 2014-09-17 | 株式会社牧田 | Power tool assembly, power tool, and auxiliary handle member |
| CN106425971A (en) * | 2016-11-16 | 2017-02-22 | 锐奇控股股份有限公司 | Gear case |
| CN108115620A (en) * | 2016-11-28 | 2018-06-05 | 盖多·瓦伦蒂尼 | Power tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101631647B (en) | 2012-05-23 |
| JP2008264958A (en) | 2008-11-06 |
| JP5146717B2 (en) | 2013-02-20 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Tokyo, Japan Patentee after: HITACHI KOKI Co.,Ltd. Address before: Tokyo, Japan Patentee before: Hitachi Koki Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 |