CN105437163A - Power tool for outputting torque and circumferential locking device thereof - Google Patents
Power tool for outputting torque and circumferential locking device thereof Download PDFInfo
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- CN105437163A CN105437163A CN201410308606.1A CN201410308606A CN105437163A CN 105437163 A CN105437163 A CN 105437163A CN 201410308606 A CN201410308606 A CN 201410308606A CN 105437163 A CN105437163 A CN 105437163A
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- tumbler
- locking piece
- locking device
- circumferential
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Abstract
The invention discloses a circumferential locking device, comprising: the axial position is fixed with a rotating part which can pivot by taking a first axis as a shaft, and a locking structure is arranged on the circumference of the rotating part; the circumferential locking means at least further comprise: the operating member has at least a first circumferential position in a circumferential direction at which the biasing member accumulates energy for biasing and a second circumferential position at which the energy accumulated by the biasing member is released. The invention also provides a power tool comprising the output torque of the circumferential locking device. The locking piece in the circumferential locking device of the invention can effectively lock or release the rotating piece.
Description
Technical field
The present invention relates to a kind of power tool, be specifically related to a kind of power tool and peripheral locking device thereof of output torque.
Background technology
People are in the process using existing electric tool, wish that on the one hand electric tool can continuous operation, to be used as electric drill by electric tool, wish again the impact work that electric tool can be interrupted, to be used as tighten the screws cutter by electric tool on the other hand.When staff needs ceaselessly when punching and carry out switch operating between the turn of the screw, then to need to change electric tool frequently, so not only cause operating efficiency to reduce, but also have a strong impact on the service life of electric tool.For this reason, people are badly in need of wanting one same electric tool can be made can to use as tighten the screws cutter again as electric drill use by means of only simple handover operation.But the existing electric tool that can use as tighten the screws cutter again as electric drill, switching drill jig formula wherein and the switching device shifter of screwdriver pattern often there will be stuck and cause the phenomenon that can not normally switch.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide a kind of peripheral locking device that can effectively lock or discharge.
In order to realize above-mentioned target, the present invention adopts following technical scheme:
A kind of peripheral locking device, comprising: it can be the tumbler of axle pivotable with first axle that axial location is fixed, and tumbler circumference is provided with latch-up structure; Peripheral locking device at least also comprises: when vertically near tumbler, locking piece, the axial location locking tumbler can be coordinated to fix with latch-up structure and can be with first axle axle rotate in predetermined angle operating parts, can be made it vertically near the bias assembly of tumbler by bias voltage locking piece, operating parts at least has one in the circumferential makes bias assembly put aside the first circumferential position for the energy of bias voltage and d/d second circumferential position of energy that bias assembly is put aside.
Further, pressure assembly comprise: make locking piece have the trend of close tumbler forward bias assembly, make locking piece have the reverse biased assembly of the trend away from tumbler, forward bias assembly, reverse biased assembly act on locking piece simultaneously.
Further, locking piece is one and is parallel to axial securing rod, and securing rod comprises: bar portion and be formed at stage casing, bar portion and protrude from the protuberance in bar portion in the circumferential; Forward bias assembly, reverse biased assembly lay respectively at the both sides of the protuberance of securing rod, and all prop up protuberance.
Further, peripheral locking device also comprises: one can limit the locating part of extreme position of locking piece when near tumbler, drive locating part to produce moving axially away from tumbler when operating parts rotates, locating part at least has makes locking piece lock the first axial location of tumbler and make locking piece discharge the second axial location of tumbler.
Further, bias assembly makes locating part have the trend of close tumbler by locking piece.
Further, locking piece is one and is parallel to axial securing rod, and securing rod comprises: bar portion and be formed at stage casing, bar portion and protrude from the protuberance in bar portion in the circumferential; Bias assembly comprises: to be sleeved in the bar portion near operating parts side and to prop up the elastic component of protuberance.
Further, operating parts is sleeve-shaped parts, and its inner ring is formed in the axial direction to the force-driven topology protruded away from tumbler direction; Locating part is an annular element, and it can be arranged on the inside of operating parts, and drives structure in locating part is formed in the circumferential and coordinates with force-driven topology, interior drives structure is protruded near tumbler direction.
Further, locating part is formed in the circumferential and only passes through spacing hole for locking piece near the bar portion of tumbler side.
Further, peripheral locking device also comprises: the collar that an axial and circumferential position is all fixed, and collar is provided with locating hole, and locking piece is arranged in locating hole away from one end of tumbler; Elastic component props up collar.
Further, latch-up structure is the projection that tumbler circumference is formed.
The present invention also proposes a kind of power tool of output torque, comprising: prime mover and the reducing gear by prime mover driven, and reducing gear at least comprises: primary planet train, and the power tool of output torque also comprises: peripheral locking device; Tumbler is a ring gear in planet circular system.
The present invention also proposes a kind of power tool of output torque, comprise prime mover and the reducing gear by prime mover driven, reducing gear comprises a ring gear, the power tool of output torque also comprises the peripheral locking device of a locking ring gear, peripheral locking device comprise along first axle near ring gear time the locking securing rod of ring gear, bias voltage securing rod elastic component, can circumference rotate operating parts, the locating part of extreme position of locking piece when near ring gear and the collar of fixing operation part can be limited, collar is provided with locating hole.
Further, be also provided with place kick between collar and operating parts, the side of place kick contacts with collar, and opposite side contacts with operating parts.
Further, locking piece is one and is parallel to axial securing rod, and securing rod comprises: bar portion and be formed at stage casing, bar portion and protrude from the protuberance in bar portion in the circumferential; Operating parts is sleeve-shaped parts, and its inner ring is formed in the axial direction to the force-driven topology protruded away from ring gear direction; Locating part is an annular element, its be formed in the circumferential and coordinate with force-driven topology in drives structure, locating part is also formed only for the spacing hole that locking piece passes through near the bar portion of ring gear side in the circumferential; Elastic component props up collar
Usefulness of the present invention is: have in peripheral locking device and can make it vertically near the bias assembly of tumbler by bias voltage locking piece, locking piece can be avoided to be stuck when can not lock tumbler cannot the situation of rotating operation part, like this when locking piece is stuck, operating parts still can free operant, after tumbler is started working, locking piece then departs from the position of blocking, return to normal condition, thus the locking piece in peripheral locking device of the present invention can effectively lock or discharge tumbler.
Accompanying drawing explanation
Figure 1 shows that the structural representation of the first embodiment of peripheral locking device of the present invention;
Figure 2 shows that the explosive view of the peripheral locking device in Fig. 1;
Figure 3 shows that the structural representation of the locking piece locking tumbler in Fig. 2;
Figure 4 shows that the structural representation of the locking piece release tumbler in Fig. 2;
Figure 5 shows that the structural representation of the second embodiment of peripheral locking device of the present invention;
Figure 6 shows that the explosive view of the peripheral locking device in Fig. 5;
Figure 7 shows that the structural representation of the operating parts in Fig. 6;
Figure 8 shows that the structural representation of the locating part in Fig. 6;
Figure 9 shows that the structure chart of the power tool of output torque of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, concrete introduction is done to the present invention.
The present invention proposes a kind of peripheral locking device.Figure 1 shows that the structural representation of the first embodiment of peripheral locking device of the present invention; Figure 2 shows that the explosive view of the peripheral locking device in Fig. 1.Please with reference to Fig. 1 and Fig. 2, peripheral locking device 100 of the present invention comprises tumbler 110, locking piece 120, bias assembly 130 and operating parts 140, wherein, under the operation of operating parts 140, bias assembly 130 can put aside the energy that energy or release for bias voltage are put aside, thus locking piece 120 can lock tumbler 110 or release tumbler 110.
Figure 3 shows that the structural representation of the locking piece locking tumbler in Fig. 2; Figure 4 shows that the structural representation of the locking piece release tumbler in Fig. 2.Please with reference to Fig. 1 to Fig. 4:
Concrete, tumbler 110 has first axle, and it can take also first axle as axle pivotable.In the present embodiment, the first axle of tumbler 110 is the axis through its center, and the axial location of tumbler 110 on first axle direction is fixed, and in other words tumbler 110 can not move forward and backward on first axle direction.Here the axis defining tumbler 110 its center place is first axle, be the Y-axis in Fig. 1 to Fig. 4, the direction at first axle place and the direction being parallel to first axle are all defined as axis, circumferencial direction around first axle is circumference, it should be noted that, definition here is also applicable to the second embodiment of the present invention.
Tumbler 110 is also provided with latch-up structure 111 in the circumference of its outer wall, latch-up structure 111 several projections for its outer wall is formed, several projections are evenly distributed in the circumference of tumbler 110 outer wall, each projection is the list structure axially extended, and the concrete shape of this list structure also mates with the concrete structure of locking piece 120.
Locking piece 120, when axially near tumbler 110, coordinates with latch-up structure 111 and can lock this tumbler 110.Concrete, this locking piece 120 is one and is parallel to axial securing rod, and this securing rod comprises bar portion 121 and protuberance 122, and bar portion 121 axially extends, and protuberance 122 is formed at middle section, bar portion 121, and it protrudes this bar portion 121 in the circumferential.When the bar portion 121 of this locking piece 120 can lock tumbler 110 with during male cooperation in latch-up structure 111.In the present embodiment, the bar portion 121 of locking piece 120 is a cylinder, and in order to realize better matching relationship with this cylinder, the sidewall 111a of the both sides of each projection in latch-up structure 111 is the structure of circular arc.
Bias assembly 130 can make it axially near tumbler 110 by bias voltage locking piece 120, thus locks tumbler 110 when locking piece 120 reaches latch-up structure 111 place.In the present embodiment, bias assembly 130 comprises forward bias assembly 131 and reverse biased assembly 132, this forward bias assembly 131 can make locking piece 120 have the trend of close tumbler 110, it is be sleeved on the helical spring on the wherein side of securing rod protuberance 122, one end of this forward bias assembly 131 directly props up protuberance 122, and the other end can be compressed by operating parts 140; Reverse biased assembly 132 can make locking piece 120 have trend away from tumbler 110, it is be sleeved on the helical spring on the opposite side of securing rod protuberance 122, and one end of this reverse biased assembly 132 directly props up protuberance 122, the other end props up tumbler 110, in other words forward bias assembly 131, reverse biased assembly 132 be set in the both sides of securing rod protuberance 122 bar portion 121 on and all prop up protuberance 122, thus locking piece 120 can be acted on simultaneously.In the present embodiment, locking piece 120 can be realized in the axial direction near tumbler 110 or away from tumbler 110 by the cooperation of forward bias assembly 131 and reverse biased assembly 132.As preferred version of the present invention, the coefficient of stiffiness that can also arrange forward bias assembly 131 is greater than the coefficient of stiffiness of reverse biased assembly 132, like this, under forward bias assembly 131 and reverse biased assembly 132 are subject to the effect of same pressure, reverse biased assembly 132 relatively forward bias assembly 131 can produce larger decrement, thus makes locking piece 120 move larger distance towards the direction of tumbler 110 in the axial direction.
Operating parts 140 can be that axle rotates with first axle, and its position is in the axial direction fixed.Operating parts 140 is being that in the axle process of rotating within the scope of a predetermined angle, it at least has the first circumferential position and the second circumferential position in the circumferential with first axle.When operating parts 140 is positioned at the first circumferential position, it can make bias assembly 130 put aside energy for bias voltage; When operating parts 140 is positioned at the second circumferential position, its energy that bias assembly 130 can be made to put aside is released.In the present embodiment, in order to operating parts 140 rotate in the circumferential be positioned at the first circumferential position and the second circumferential position time, this circumference is converted to the decrement of the axis of forward bias assembly 131, also between operating parts 140 and forward bias assembly 131, be provided with an auxiliary member 150, operating parts 140 inside is provided with internal thread 141, auxiliary member 150 is provided with the external screw thread 151 coordinated with internal thread 141, and the other end relative with propping up protuberance 122 one end of forward bias assembly 131 is set on auxiliary rod 152 that auxiliary member 150 is arranged.When rotating operation part 140, because operating parts 140 position is in the axial direction fixed, again under the cooperation of internal thread 141 and external screw thread 151, auxiliary member 150 will move forward and backward in the axial direction, thus can compress forward bias assembly 131.
Thus, in the present embodiment, when operating parts 140 turns to the first circumferential position, auxiliary member 150 moves to the direction near tumbler 110, auxiliary member 150 makes forward bias assembly 131 pressurized, the protuberance 122 on locking piece 120 oppressed by forward bias assembly 131, protuberance 122 oppresses reverse biased assembly 132, preferably, because the coefficient of stiffiness of reverse biased assembly 132 is less than forward bias assembly 131, thus under forward bias assembly 131 and reverse biased assembly 132 are subject to same pressure condition, the decrement that reverse biased assembly 132 produces is greater than the decrement that forward bias assembly 131 produces, thus the easier direction towards close tumbler 110 of protuberance 122 can be made to move, that is to say that locking piece 120 moves towards the direction of tumbler 110, and move to the position coordinated with latch-up structure 111 always, and then locking tumbler 110, when operating parts 140 turns to the second circumferential position, auxiliary member 150 moves to the direction away from tumbler 110, forward bias assembly 131 is not stressed and returns to poised state, like this under the effect of reverse biased assembly 132, locking piece 120 moves to the direction away from tumbler 110, thus tumbler 110 is released.
In the present embodiment, the both sides of the protuberance 122 of locking piece 120 are respectively equipped with forward bias assembly 131 and reverse biased assembly 132, and the coefficient of stiffiness of forward bias assembly 131 is greater than the coefficient of stiffiness of reverse biased assembly 132, locking piece 120 is made to have the trend of close tumbler 110 in the axial direction, therefore, even if when locking piece 120 is stuck, operating parts 140 still can free operant, when tumbler 110 starts working rotation, locking piece 120 departs from stuck position, returns to normal condition.
The invention allows for the another kind of mode realizing locking tumbler 110.
Figure 5 shows that the structural representation of the second embodiment of peripheral locking device of the present invention; Figure 6 shows that the explosive view of the peripheral locking device in Fig. 5.Please with reference to Fig. 5 and Fig. 6, in the present embodiment, peripheral locking device 100 ' comprises tumbler 110 ', locking piece 120 ', bias assembly 130 ' and operating parts 140 '.In the present embodiment, peripheral locking device 100 ' also comprises locating part 160 ' and collar 170 '.
In the present embodiment, the structure of tumbler 110 ' is identical with the structure of the tumbler 110 in the first embodiment, which is provided with latch-up structure 111 ', latch-up structure 111 ' comprises several projections, the structure of the locking piece 120 in structure also with the first embodiment of locking piece 120 ' is identical, it comprises bar portion 121 ' and protuberance 122 ', and concrete structure repeats no more.Below the part distinguished with the first embodiment in the present embodiment is mainly introduced.
In the present embodiment, bias assembly 130 ' can make it along axis near tumbler 110 ' by bias voltage locking piece 120 ', thus locks tumbler 110 ' when locking piece 120 ' reaches latch-up structure 111 ' place.Bias assembly 130 ' can make locating part 160 ' have the trend of close tumbler 110 ' by locking piece 120 ', concrete, bias assembly 130 ' is an elastic component 133 ', this elastic component 133 ' can be any can the flexible member of bias voltage locking piece 120 ', in the present embodiment, this elastic component 133 ' is a helical spring, and elastic component 133 ' is sleeved on locking piece 120 ' in the bar portion 121 ' of operating parts 140 ' side, and props up the protuberance 122 ' of locking piece 120 '.
Operating parts 140 ' can be that axle rotates with first axle, and its position is in the axial direction fixed.Operating parts 140 ' is being that in the axle process of rotating within the scope of a predetermined angle, it at least has the first circumferential position and the second circumferential position in the circumferential with first axle.When operating parts 140 ' is positioned at the first circumferential position, it can make bias assembly 130 ' put aside the energy being used for bias voltage; When operating parts 140 ' is positioned at the second circumferential position, its energy that bias assembly 130 ' can be made to put aside is released.Figure 7 shows that the structural representation of the operating parts in Fig. 6.Please refer to Fig. 7, in the present embodiment, operating parts 140 ' is sleeve-shaped parts, its inner ring is formed a force-driven topology 142 ', this force-driven topology 142 ' protrudes to the direction away from tumbler 110 ' in the axial direction, comprise projection 142a ' and horizontal component 142b ', force-driven topology 142 ' can coordinate with locating part 160 ' when operating parts 140 ' rotates and makes locating part 160 ' produce axial displacement away from tumbler 110 '.
Locating part 160 ' can limit the extreme position of locking piece 120 ' when near tumbler 110 ', and it comprises the first axial location and the second axial location.When locating part 160 ' is positioned at the first axial location, it can make locking piece 120 ' lock tumbler 110 ', and when locating part 160 ' is positioned at the second axial location, locking piece 120 ' discharges tumbler 110 '.Figure 8 shows that the structural representation of the locating part in Fig. 6.Please refer to Fig. 8, concrete, locating part 160 ' is an annular element, the inside of operating parts 140 ' can be arranged on, the circumference of locating part 160 ' is also provided with interior drives structure 161 ', this interior drives structure 161 ' is protruded near the direction of tumbler 110 ' in the axial direction, and it coordinates with the force-driven topology 142 ' on operating parts 140 ' and drives locating part 160 ' away from tumbler 110 '.Locating part 160 ' is also provided with spacing hole 162 ' in the circumferential, spacing hole 162 ' only can make locking piece 120 ' pass through near the bar portion 121 ' of the side of tumbler 110 ', in other words, the size of the protuberance 122 ' of locking piece 120 ' is greater than the size of spacing hole 162 ', protuberance 122 ' is not by spacing hole 162 ', like this, when locating part 160 ' is away from tumbler 110 ', it can drive locking piece 120 ' also away from tumbler 110 ', makes locking piece 120 ' discharge tumbler 110 '.
The position of collar 170 ' on axial and circumferential is all fixing, which is provided with locating hole 171 ', locking piece 120 ' is arranged in locating hole 171 ' away from one end of tumbler 110 ', one end of elastic component 133 ' props up this collar 170 ', thus, locking piece 120 ' can be driven near tumbler 110 ' by the elastic component 133 ' that collar 170 ' compresses.Also place kick 172 ' is provided with between collar 170 ' and operating parts 140 ', the side of place kick 172 ' contacts with collar 170 ', opposite side contacts with operating parts 140 ', respectively can the rotating in a circumferential direction of lock operation part 140 ' with contacting of operating parts 140 ' and collar 170 ' by place kick 172 ', and by this collar 170 ', locking is implemented to operating parts 140 ' operating parts 140 ' also can be avoided to produce active force to other parts.
Thus, in the present embodiment, when operating parts 140 ' turns to the first circumferential position, horizontal component 142b ' in force-driven topology 142 ' on operating parts 140 ' coordinates with the interior drives structure 161 ' on locating part 160 ', now being oppressed locking piece 120 ' by the elastic component 133 ' compressed makes its direction towards tumbler 110 ' move, and move to the bar portion 121 ' of locking piece 120 ' always and coordinate with the latch-up structure 111 ' on tumbler 110 ', final locking tumbler 110 '; When operating parts 140 ' turns to the second circumferential position, projection 142a ' in force-driven topology 142 ' on operating parts 140 ' coordinates with the interior drives structure 161 ' on locating part 160 ', thus locating part 160 ' moves towards the direction away from tumbler 110 ', the elastic force simultaneously driving the locking piece 120 ' being arranged in spacing hole 162 ' to overcome elastic component 133 ' moves towards the direction away from tumbler 110 ', and the bar portion 121 ' moving to locking piece 120 ' departs from the latch-up structure 111 ' on tumbler 110 ' always, final release tumbler 110 '.
In the present embodiment, the side of the protuberance 122 ' of locking piece 120 ' is provided with biased elastic component 133 ', opposite side limited 160 ' limited, locking piece 120 ' is made to have the trend of close tumbler 110 ' in the axial direction, therefore, even if when locking piece 120 ' is stuck, operating parts 140 ' still can free operant, when tumbler 110 ' starts working rotation, locking piece 120 ' then departs from stuck position, returns to normal condition.
The present invention also proposes a kind of power tool of output torque, Figure 9 shows that the structure chart of the power tool of output torque of the present invention.Please refer to Fig. 9, the power tool of output torque of the present invention can bore as one and use, it comprises prime mover 200, by the reducing gear 300 of prime mover driven and peripheral locking device 100, wherein reducing gear 300 also at least comprises primary planet train 310, tumbler 110 in peripheral locking device 100 is a ring gear in planet circular system 310, thus the locking piece 120 in peripheral locking device 100 can lock or discharge ring gear, when locking piece 120 locks ring gear, the power tool of output torque of the present invention is made to be in electric drill pattern, when locking piece 120, during release ring gear, the power tool of output torque of the present invention is made to be in screwdriver pattern.
More than show and describe general principle of the present invention, principal character and advantage.The technical staff of the industry should understand, and above-described embodiment does not limit the present invention in any form, the technical scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection scope of the present invention.
Claims (14)
1. a peripheral locking device, comprising: it can be the tumbler of axle pivotable with first axle that axial location is fixed, and described tumbler circumference is provided with latch-up structure; It is characterized in that, described peripheral locking device at least also comprises: when vertically near described tumbler, locking piece, the axial location locking described tumbler can be coordinated with described latch-up structure to fix and the operating parts that can rotate in predetermined angle for axle with first axle, can make it vertically near the bias assembly of described tumbler by locking piece described in bias voltage, and described operating parts at least has one in the circumferential makes described bias assembly put aside the first circumferential position for the energy of bias voltage and d/d second circumferential position of energy that described bias assembly is put aside.
2. peripheral locking device according to claim 1, it is characterized in that, described bias assembly comprises: make described locking piece have near described tumbler trend forward bias assembly, make described locking piece have the reverse biased assembly of the trend away from described tumbler, described forward bias assembly, reverse biased assembly act on described locking piece simultaneously.
3. peripheral locking device according to claim 2, is characterized in that, described locking piece is one and is parallel to axial securing rod, and described securing rod comprises: bar portion and be formed at stage casing, described bar portion and protrude from the protuberance in described bar portion in the circumferential; Described forward bias assembly, reverse biased assembly lay respectively at the both sides of the described protuberance of described securing rod, and all prop up described protuberance.
4. peripheral locking device according to claim 1, it is characterized in that, described peripheral locking device also comprises: one can limit the locating part of extreme position of described locking piece when near described tumbler, described operating parts drives described locating part to produce moving axially away from described tumbler when rotating, described locating part at least has makes described locking piece lock the first axial location of described tumbler and make described locking piece discharge the second axial location of described tumbler.
5. peripheral locking device according to claim 4, is characterized in that, described bias assembly makes described locating part have the trend of close described tumbler by described locking piece.
6. peripheral locking device according to claim 5, is characterized in that, described locking piece is one and is parallel to axial securing rod, and described securing rod comprises: bar portion and be formed at stage casing, described bar portion and protrude from the protuberance in described bar portion in the circumferential; Described bias assembly comprises: to be sleeved in the described bar portion near described operating parts side and to prop up the elastic component of described protuberance.
7. peripheral locking device according to claim 6, is characterized in that, described operating parts is sleeve-shaped parts, and its inner ring is formed in the axial direction to the force-driven topology protruded away from described tumbler direction; Described locating part is an annular element, and it can be arranged on the inside of described operating parts, and drives structure in described locating part is formed in the circumferential and coordinates with described force-driven topology, described interior drives structure is protruded near described tumbler direction.
8. peripheral locking device according to claim 7, is characterized in that, described locating part is formed in the circumferential only for the spacing hole that described locking piece passes through near the described bar portion of described tumbler side.
9. peripheral locking device according to claim 8, it is characterized in that, described peripheral locking device also comprises: the collar that an axial and circumferential position is all fixed, and described collar is provided with locating hole, and described locking piece is arranged in described locating hole away from one end of described tumbler; Described elastic component props up described collar.
10. the peripheral locking device according to claim 1 to 9 any one, is characterized in that, described latch-up structure is the projection that described tumbler circumference is formed.
The power tool of 11. 1 kinds of output torques, comprise: prime mover and the reducing gear by described prime mover driven, described reducing gear at least comprises: primary planet train, is characterized in that, also comprises: the peripheral locking device as described in claim 1 to claim 10 any one; Described tumbler is a ring gear in described planet circular system.
The power tool of 12. 1 kinds of output torques, comprise prime mover and the reducing gear by described prime mover driven, described reducing gear comprises a ring gear, it is characterized in that, the power tool of described output torque also comprises the peripheral locking device of a described ring gear of locking, described peripheral locking device comprise along first axle near described ring gear time lock the securing rod of described ring gear, the elastic component of securing rod described in bias voltage, the operating parts that energy circumference is rotated, the locating part of the extreme position of described locking piece when near described ring gear and the collar of fixing described operating parts can be limited, described collar is provided with locating hole.
The power tool of 13. output torques according to claim 12, is characterized in that, is also provided with place kick between described collar and described operating parts, and the side of described place kick contacts with described collar, and opposite side contacts with described operating parts.
The power tool of 14. output torques according to claim 13, it is characterized in that, described locking piece is one and is parallel to axial securing rod, and described securing rod comprises: bar portion and be formed at stage casing, described bar portion and protrude from the protuberance in described bar portion in the circumferential; Described operating parts is sleeve-shaped parts, and its inner ring is formed in the axial direction to the force-driven topology protruded away from described ring gear direction; Described locating part is an annular element, its be formed in the circumferential and coordinate with described force-driven topology in drives structure, described locating part is also formed only for the spacing hole that described locking piece passes through near the described bar portion of described ring gear side in the circumferential; Described elastic component props up described collar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410308606.1A CN105437163B (en) | 2014-06-30 | 2014-06-30 | Power tool for outputting torque and circumferential locking device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410308606.1A CN105437163B (en) | 2014-06-30 | 2014-06-30 | Power tool for outputting torque and circumferential locking device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105437163A true CN105437163A (en) | 2016-03-30 |
| CN105437163B CN105437163B (en) | 2017-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410308606.1A Active CN105437163B (en) | 2014-06-30 | 2014-06-30 | Power tool for outputting torque and circumferential locking device thereof |
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| CN (1) | CN105437163B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471164A (en) * | 2016-06-08 | 2017-12-15 | 南京德朔实业有限公司 | Torque output tool |
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| US20060213675A1 (en) * | 2005-03-24 | 2006-09-28 | Whitmire Jason P | Combination drill |
| CN201026605Y (en) * | 2007-03-21 | 2008-02-27 | 南京德朔实业有限公司 | Electric drill |
| US20090102407A1 (en) * | 2005-06-01 | 2009-04-23 | Klemm Robert W | Power tool, drive assembly, and method of operating the same |
| CN102233537A (en) * | 2010-04-27 | 2011-11-09 | 南京德朔实业有限公司 | Hand-held power tool with quick clamping device for working element |
| CN102431013A (en) * | 2011-09-13 | 2012-05-02 | 南京久驰机电实业有限公司 | Electric drill with driving mode switching |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20060213675A1 (en) * | 2005-03-24 | 2006-09-28 | Whitmire Jason P | Combination drill |
| US20090102407A1 (en) * | 2005-06-01 | 2009-04-23 | Klemm Robert W | Power tool, drive assembly, and method of operating the same |
| CN201026605Y (en) * | 2007-03-21 | 2008-02-27 | 南京德朔实业有限公司 | Electric drill |
| CN102233537A (en) * | 2010-04-27 | 2011-11-09 | 南京德朔实业有限公司 | Hand-held power tool with quick clamping device for working element |
| CN102431013A (en) * | 2011-09-13 | 2012-05-02 | 南京久驰机电实业有限公司 | Electric drill with driving mode switching |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107471164A (en) * | 2016-06-08 | 2017-12-15 | 南京德朔实业有限公司 | Torque output tool |
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| Publication number | Publication date |
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| CN105437163B (en) | 2017-05-17 |
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