CN206588863U - A kind of self-boosting type Two-way spanner - Google Patents
A kind of self-boosting type Two-way spanner Download PDFInfo
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- CN206588863U CN206588863U CN201720160847.5U CN201720160847U CN206588863U CN 206588863 U CN206588863 U CN 206588863U CN 201720160847 U CN201720160847 U CN 201720160847U CN 206588863 U CN206588863 U CN 206588863U
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- output gear
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 230000002787 reinforcement Effects 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 3
- 230000002457 bidirectional effect Effects 0.000 abstract description 2
- 230000003321 amplification Effects 0.000 abstract 1
- 238000003199 nucleic acid amplification method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 2
- 235000005308 Pandanus Nutrition 0.000 description 1
- 241001175147 Pandanus cookii Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a kind of self-boosting type Two-way spanner, including handle, reinforcement commutation part, reversing switch, driving lever and sleeve.Reinforcement commutation part includes input shaft, jackshaft, reversing shaft, output shaft, and input gear, travelling gear, gear in the same direction, reverse gear, output gear, spring and steel ball.The optional output gear of reversing switch is engaged with gear in the same direction or output gear is engaged with reverse gear, realizes that output shaft and sleeve and handle switch between rotating in same direction or rotating backward, two-stage gear drive can realize the amplification to handle torque.The utility model is simple in construction, easy to operate, can realize bidirectional fastening screw and two-way unscrew screw and can reach labor-saving effect again.
Description
Technical field
The utility model is related to easy and laborsaving problem when spanner is used, double more particularly to when fastening or unscrewing screw
To the same torque of lasting output and a kind of self-boosting type Two-way spanner of output torque can be increased.
Background technology
General spanner in use, can only often exert oneself in one direction, and motion of the hand in rotation direction
It is to have certain limitation, it is impossible to continue, after being reached the limitation in a direction, spanner or spanner is reverse is often picked up again
Idle stroke rotates, and reduces trip bolt or unscrews the operating efficiency of screw.
In order to solve the above problems, United States Patent (USP) US5931062 discloses a kind of conversion equipment, the device main shaft and driving
Element, is provided with one-way clutch between driving element and main shaft, pass through the effect of one-way clutch so that when any driving element
During rotation, the torque output of main shaft can all rotate to a direction always, but the conversion equipment of the utility model can only make main shaft
Rotate in one direction, if necessary to realize fastening or unscrew the operation of screw, it is necessary to set multiple output ends, cause application
Inconvenience.
The Two-way spanner of king's Whereabouts utility models(Application number 201310020308), including main shaft, driving gear, driven tooth
Wheel, rotates handle and drives driving gear rotation, drive driven gear to rotate by the effect of idler gear, the tool of the utility model
Body embodiment is reached instead with the second ratchet face couple drive with the skidding of the first ratchet face by pawl element selectivity
To effect, but the spanner structure is complicated, and is also easy to produce idle running, causes the unreliable of spanner work.
Utility model content
Technical problem to be solved in the utility model is for existing commutation the complicated of spanner, cost be high, easy production
Raw idle running, the defect that reliability is low and practicality is weak, it is proposed that a kind of self-boosting type Two-way spanner, it is simple in construction, can be convenient
Realize that spanner is two-way to tighten and the two-way operation unscrewed.
The utility model uses following technical scheme to solve above-mentioned technical problem:
A kind of self-boosting type Two-way spanner, including handle, reinforcement commutation part, reversing switch, driving lever and sleeve;
The reinforcement, which commutates, partly includes input shaft, input gear, jackshaft, travelling gear, gear in the same direction, reversing shaft,
Reverse gear, output shaft, output gear, spring and steel ball;
Described input shaft one end is fixedly linked with handle;The jackshaft, reversing shaft, output shaft are parallel with input shaft;
The input gear is fixed on input shaft;The gear in the same direction and travelling gear are fixed on jackshaft;It is described
Reverse gear is fixed on reversing shaft;
The travelling gear keeps often engaging with input gear, and the reverse gear keeps often engaging with gear in the same direction;
The output shaft is provided with spline;
The output gear is arranged on the output shaft by spline, can be moved axially along the output shaft;
The spline is provided with and the steel ball matches the first ball recess and the second ball recess;
The wheel hub of the output gear is provided with mounting hole;
The bottom of the spring one end and mounting hole offsets, the other end and the steel ball are fixedly linked, and the steel ball is used for
It is engaged with the spring so that the output gear is in spline upper limit at the first ball recess or at the second ball recess;
The output gear is provided with annular groove, and described driving lever one end is arranged on the interior annular groove, the other end and the commutation
Switch is connected;
The reversing switch be used for the output gear is stirred by driving lever, make its on spline at the first ball recess with
Switching position at second ball recess;
When the output gear is located on spline at the first ball recess, the output gear and gear in the same direction engagement;
When the output gear is located on spline at the second ball recess, output gear and the reverse gear engagement;
One end of the sleeve and the output shaft is fixedly linked.
The invention also discloses the method for work of the self-boosting type Two-way spanner, comprise the steps of:
Need handle to rotate clockwise when tightening screw, output gear is stirred by reversing switch, is located on spline
At first ball recess, now, output gear is engaged with gear in the same direction, drives output shaft and sleeve suitable when handle is rotated clockwise
Hour hands are rotated;
Need handle to rotate counterclockwise when tightening screw, output gear is stirred by reversing switch, is located on spline
At second ball recess, now, output gear is engaged with reverse gear, drives output shaft and sleeve suitable when handle is rotated counterclockwise
Hour hands are rotated;
Need handle to rotate clockwise when unscrewing screw, output gear is stirred by reversing switch, is located on spline
At second ball recess, now, output gear is engaged with reverse gear, drives output shaft and sleeve inverse when handle is rotated clockwise
Hour hands are rotated;
Need handle to rotate counterclockwise when unscrewing screw, output gear is stirred by reversing switch, is located on spline
At first ball recess, now, output gear is engaged with gear in the same direction, drives output shaft and sleeve inverse when handle is rotated counterclockwise
Hour hands are rotated.
The utility model uses above technical scheme compared with prior art, with following technique effect:
1. it is simple to operation:The utility model is simple in construction, easy to operate, only need to stir reversing switch;
2. work is laborsaving:The utility model may be implemented in the increase of output end moment using two-stage gear drive;
3. two-way operation:The utility model can realize bidirectional fastening screw or double by the position of the switch and rotatable handle direction
To unscrewing screw;
4. reliable operation:Assembled using spring and steel ball and ball recess, achievable output gear is accurately positioned, and makes gear
Fully engagement, will not produce idle running, reliable operation.
Brief description of the drawings
Fig. 1 is self-boosting type Two-way spanner principle schematic of the present utility model;
Fig. 2 is output gear of the present utility model and output shaft Standard figure.
In figure, 1- handles, 2- reinforcements commutation part, 3- sleeves, 4- input gears, 5- input shafts, 6- output shafts, 7- commutations
Switch, 8- driving levers, 9- annular grooves, 10- output gears, 11- reversing shafts, 12- reverse gears, 13- gears in the same direction, 14- jackshafts,
15- travelling gears, 16- springs, 17- steel balls, 18- splines, the ball recess of 19- first, the ball recess of 20- second.
Embodiment
The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings:
As depicted in figs. 1 and 2, changed the utility model discloses a kind of self-boosting type Two-way spanner, including handle 1, reinforcement
To part 2, reversing switch 7, driving lever 8 and sleeve 3;
The reinforcement commutation part 2 includes input shaft 5, input gear 4, jackshaft 14, travelling gear 15, gear in the same direction
13, reversing shaft 11, reverse gear 12, output shaft 6, output gear 10, spring 16 and steel ball 17;
Described one end of input shaft 5 is fixedly linked with handle 1;The jackshaft 14, reversing shaft 11, output shaft 6 with input
Axle 5 is parallel;
The input gear 4 is fixed on input shaft 5;The gear in the same direction 13 and travelling gear 15 are fixed on jackshaft 14
On;The reverse gear 12 is fixed on reversing shaft 11;
The travelling gear 15 keeps often engaging with input gear 4, and the reverse gear 12 keeps normal with gear 13 in the same direction
Engagement;
The output shaft 6 is provided with spline 18;
The output gear 10 is arranged on the output shaft 6 by spline 18, can axially be moved along the output shaft 6
It is dynamic;
The spline 18 is provided with and the steel ball 17 matches the first ball recess 19 and the second ball recess 20;
The wheel hub of the output gear 10 is provided with mounting hole;
Described one end of spring 16 and the bottom of mounting hole offset, the other end and the steel ball 17 are fixedly linked, the steel ball
17 be used for and the spring 16 be engaged so that the output gear 10 the upper limit of spline 18 at the first ball recess 19 or
At second ball recess 20;
The output gear 10 is provided with annular groove 9, and described one end of driving lever 8 is arranged in the annular groove 9, the other end and described
Reversing switch 7 is connected;
The reversing switch 7 is used to stir the output gear 10 by driving lever 8, makes its first spherical female on spline 18
Switching position at groove 19 and at the second ball recess 20;
When the output gear 10 is located on spline 18 at first ball recess 19, the output gear 10 and tooth in the same direction
Wheel 13 is engaged;
When the output gear 10 is located on spline 18 at second ball recess 20, the output gear 10 and reverse tooth
Wheel 12 is engaged;
One end of the sleeve 3 and the output shaft 6 is fixedly linked.
The invention also discloses the method for work of the self-boosting type Two-way spanner, comprise the steps of:
Need handle 1 to rotate clockwise when tightening screw, output gear 10 is stirred by reversing switch 7, flower is located at
On key 18 at first ball recess 19, now, output gear 10 is engaged with gear 13 in the same direction, and handle 1 drives when rotating clockwise
Output shaft 6 and sleeve 3 are rotated clockwise;
Need handle 1 to rotate counterclockwise when tightening screw, output gear 10 is stirred by reversing switch 7, flower is located at
On key 18 at second ball recess 20, now, output gear 10 is engaged with reverse gear 12, and handle 1 drives when rotating counterclockwise
Output shaft 6 and sleeve 3 are rotated clockwise;
Need handle 1 to rotate clockwise when unscrewing screw, output gear 10 is stirred by reversing switch 7, flower is located at
On key 18 at second ball recess 20, now, output gear 10 is engaged with reverse gear 12, and handle 1 drives when rotating clockwise
Output shaft 6 and sleeve 3 are rotated counterclockwise;
Need handle 1 to rotate counterclockwise when unscrewing screw, output gear 10 is stirred by reversing switch 7, flower is located at
On key 18 at first ball recess 19, now, output gear 10 is engaged with gear 13 in the same direction, and handle 1 drives when rotating counterclockwise
Output shaft 6 and sleeve 3 are rotated counterclockwise.
Specific work process of the present utility model is introduced with the example operation for unscrewing screw with trip bolt below.
During trip bolt, corresponding sleeve 3 is selected to be attached on output shaft 6 according to screw model.It is first that reversing switch 7 is upward
Stir, steel ball 17 is fallen into the first ball recess 19, output gear 10 is engaged with gear 13 in the same direction.Now turn clockwise handle
1, band driven input shaft 5 and input shaft gear 4 are rotated clockwise, and input shaft gear 4 is engaged with travelling gear 15, band nutating gear
15th, jackshaft 14 and gear 13 in the same direction are rotated counterclockwise.Gear 13 in the same direction is engaged with reverse gear 12 and output gear 10 simultaneously,
On the one hand reverse gear 12 and reversing shaft 11 is driven to dally clockwise, not output torque;On the other hand output gear 10, defeated is driven
Shaft 6 and sleeve 3 are rotated clockwise, and tighten screw.When handle 1, which rotates clockwise locational space, to be restricted, commutation is opened
Close 7 to stir downwards, driven by the annular groove 9 on driving lever 8 and output gear 10 and axial force is applied to output gear 10, when institute's stress
When size overcomes the resistance between the steel ball 17 of spring 16 and the first ball recess 19, driving lever 8 drives output gear 10 along output
Spline 18 on axle 6 is moved down, and until steel ball 17 is fallen into the second ball recess 20, output gear 10 is nibbled with reverse gear 12
Close.Now rotate counterclockwise handle 1, is rotated counterclockwise, input shaft gear 4 and driving cog with driven input shaft 5 and input shaft gear 4
Wheel 15 is engaged, and band nutating gear 15, jackshaft 14 and gear 13 in the same direction are rotated clockwise.Gear 13 in the same direction and reverse gear 12
Engagement, drives reverse gear 12 and reversing shaft 11 to rotate counterclockwise.Reverse gear 12 is engaged with output gear 10, drives output gear
Wheel 10, output shaft 6 and sleeve 3 are rotated clockwise, and tighten screw.When handle 1, which rotates counterclockwise locational space, to be restricted, then
Reversing switch 7 is dialed up, said process is repeated, until screw-driving to precalculated position.Realize and two-way tighten screw effect.
When unscrewing screw, corresponding sleeve 3 is selected to be attached on output shaft 6 according to screw model.It is first that reversing switch 7 is upward
Stir, steel ball 17 is fallen into the first ball recess 19, output gear 10 is engaged with gear 13 in the same direction.Now rotate counterclockwise handle
1, band driven input shaft 5 and input shaft gear 4 are rotated counterclockwise, and input shaft gear 4 is engaged with travelling gear 15, band nutating gear
15th, jackshaft 14 and gear 13 in the same direction are rotated clockwise.Gear 13 in the same direction is engaged with reverse gear 12 and output gear 10 simultaneously,
On the one hand reverse gear 12 and reversing shaft 11 is driven to dally counterclockwise, not output torque;On the other hand output gear 10, defeated is driven
Shaft 6 and sleeve 3 are rotated counterclockwise, and unscrew screw.When handle 1, which rotates counterclockwise locational space, to be restricted, commutation is opened
Close 7 to stir downwards, driven by the annular groove 9 on driving lever 8 and output gear 10 and axial force is applied to output gear 10, when institute's stress
When size overcomes the resistance between the steel ball 17 of spring 16 and the first ball recess 19, driving lever 8 drives output gear 10 along output
Spline 18 on axle 6 is moved down, and until steel ball 17 is fallen into the second ball recess 20, output gear 10 is nibbled with reverse gear 12
Close.Now turned clockwise handle 1, and band driven input shaft 5 and input shaft gear 4 are rotated clockwise, input shaft gear 4 and driving cog
Wheel 15 is engaged, and band nutating gear 15, jackshaft 14 and gear 13 in the same direction are rotated counterclockwise.Gear 13 in the same direction and reverse gear 12
Engagement, drives reverse gear 12 and reversing shaft 11 to rotate clockwise.Reverse gear 12 is engaged with output gear 10, drives output gear
Wheel 10, output shaft 6 and sleeve 3 are rotated counterclockwise, and unscrew screw.When handle 1, which rotates clockwise locational space, to be restricted, then
Reversing switch 7 is dialed up, said process is repeated, until screw pine arrives precalculated position.Realize and two-way unscrew screw effect.
Those skilled in the art of the present technique are it is understood that unless otherwise defined, all terms used herein(Including skill
Art term and scientific terminology)With the general understanding identical meaning with the those of ordinary skill in the utility model art
Justice.It should also be understood that those terms defined in such as general dictionary should be understood that with upper with prior art
The consistent meaning of meaning hereinafter, and unless defined as here, will not with idealization or excessively formal implication come
Explain.
Above-described embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect
One step is described in detail, be should be understood that and be the foregoing is only embodiment of the present utility model, is not used to limit
The utility model processed, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements done etc.,
It should be included within protection domain of the present utility model.
Claims (1)
1. a kind of self-boosting type Two-way spanner, it is characterised in that including handle(1), reinforcement commutation part(2), reversing switch
(7), driving lever(8)And sleeve(3);
The reinforcement commutation part(2)Including input shaft(5), input gear(4), jackshaft(14), travelling gear(15), in the same direction
Gear(13), reversing shaft(11), reverse gear(12), output shaft(6), output gear(10), spring(16)And steel ball(17);
The input shaft(5)One end and handle(1)It is fixedly linked;The jackshaft(14), reversing shaft(11), output shaft(6)
With input shaft(5)It is parallel;
The input gear(4)It is fixed on input shaft(5)On;The gear in the same direction(13)And travelling gear(15)It is fixed on centre
Axle(14)On;The reverse gear(12)It is fixed on reversing shaft(11)On;
The travelling gear(15)With input gear(4)Keep often engagement, the reverse gear(12)With gear in the same direction(13)Protect
Hold normal engagement;
The output shaft(6)It is provided with spline(18);
The output gear(10)Pass through spline(18)It is arranged on the output shaft(6)On, can be along the output shaft(6)Axially
It is mobile;
The spline(18)It is provided with and the steel ball(17)The first ball recess matched(19)With the second ball recess
(20);
The output gear(10)Wheel hub be provided with mounting hole;
The spring(16)One end and the bottom of mounting hole offset, the other end and the steel ball(17)It is fixedly linked, the steel ball
(17)For with the spring(16)It is engaged so that the output gear(10)In spline(18)Upper limit is in the first spherical female
Groove(19)Place or the second ball recess(20)Place;
The output gear(10)It is provided with annular groove(9), the driving lever(8)One end is arranged on the annular groove(9)The interior, other end and
The reversing switch(7)It is connected;
The reversing switch(7)For passing through driving lever(8)Stir the output gear(10), make it in spline(18)Upper first ball
Connected in star(19)Place and the second ball recess(20)Locate switching position;
When the output gear(10)Positioned at spline(18)Upper first ball recess(19)During place, the output gear(10)With it is same
To gear(13)Engagement;
When the output gear(10)Positioned at spline(18)Upper second ball recess(20)During place, the output gear(10)With it is anti-
To gear(12)Engagement;
The sleeve(3)With the output shaft(6)One end be fixedly linked.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720160847.5U CN206588863U (en) | 2017-02-22 | 2017-02-22 | A kind of self-boosting type Two-way spanner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720160847.5U CN206588863U (en) | 2017-02-22 | 2017-02-22 | A kind of self-boosting type Two-way spanner |
Publications (1)
Publication Number | Publication Date |
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CN206588863U true CN206588863U (en) | 2017-10-27 |
Family
ID=60125331
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Application Number | Title | Priority Date | Filing Date |
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CN201720160847.5U Withdrawn - After Issue CN206588863U (en) | 2017-02-22 | 2017-02-22 | A kind of self-boosting type Two-way spanner |
Country Status (1)
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CN (1) | CN206588863U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106737330A (en) * | 2017-02-22 | 2017-05-31 | 南京航空航天大学 | A kind of self-boosting type Two-way spanner and its method of work |
CN113183090A (en) * | 2021-05-12 | 2021-07-30 | 中国第一汽车股份有限公司 | Bolt assembling and disassembling device |
-
2017
- 2017-02-22 CN CN201720160847.5U patent/CN206588863U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106737330A (en) * | 2017-02-22 | 2017-05-31 | 南京航空航天大学 | A kind of self-boosting type Two-way spanner and its method of work |
CN106737330B (en) * | 2017-02-22 | 2018-06-26 | 南京航空航天大学 | A kind of self-boosting type Two-way spanner and its method of work |
CN113183090A (en) * | 2021-05-12 | 2021-07-30 | 中国第一汽车股份有限公司 | Bolt assembling and disassembling device |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20171027 Effective date of abandoning: 20180626 |