CN105114554A - Start-stop mechanism of working feed and rapid return - Google Patents
Start-stop mechanism of working feed and rapid return Download PDFInfo
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- CN105114554A CN105114554A CN201510575595.8A CN201510575595A CN105114554A CN 105114554 A CN105114554 A CN 105114554A CN 201510575595 A CN201510575595 A CN 201510575595A CN 105114554 A CN105114554 A CN 105114554A
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- wedge
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- 230000007246 mechanism Effects 0.000 title claims abstract description 137
- 230000033001 locomotion Effects 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 2
- 238000003756 stirring Methods 0.000 abstract description 10
- 230000036544 posture Effects 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 description 15
- 210000003746 feather Anatomy 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005381 potential energy Methods 0.000 description 4
- 230000000386 athletic effect Effects 0.000 description 2
- 230000037147 athletic performance Effects 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 125000002950 monocyclic group Chemical group 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/20—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear
- F16H3/40—Gearings for reversal only
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/34—Locking or disabling mechanisms
- F16H63/36—Interlocking devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The present invention relates to a start-stop mechanism of working feed and rapid return. The start-stop mechanism comprises that a drive mechanism can drive a drive gear to rotate forward and backward, a stirring mechanism comprises a stirring bar in sliding arrangement, the stirring bar is provided with two yoke bars, the two yoke bars are disposed at outer sides of two ends of the drive gear, a gear lever is also disposed on the stirring bar, three stop mechanisms of a first stop mechanism, a manual stop mechanism and a second stop mechanism are disposed in turn on a motion trail of the gear lever, two ends of the stirring bar are connected with soft ropes through sleeving rings, one end of each soft rope is wound and connected onto a roll on a driving shaft while the other ends of the two soft ropes are connected with the first stop mechanism and the second stop mechanism respectively, the stirring bar is sleeved by springs, and the soft ropes penetrate through an outer side of the springs. A sleeving block can limit moving postures of the stirring bar, two ends of the springs are fixedly connected onto the sleeving block and the yoke bars, non-excessive left and right shifting of the stirring bar is ensured, and only distance for meshing of the drive gear from a first gear to a second gear is required to be ensured.
Description
Technical field
The present invention relates to a kind of transmission switching mechanism, particularly relate to the start-stop mechanism that a kind of work enters rewind.
Background technique
The mode of transmission mapping mode many employings Frequency Converter Control motor of modern power mechanism is carried out, the rotating speed of Frequency Converter Control motor and turning to of control motor, makes motor export very flexible to the speed of conveyer.But common frequency variator is when output low frequency to the voltage compensation Shortcomings of motor, and the torque magnification of motor is inadequate, causes the output torque of motor to decline, and drives load capacity unstable.Therefore, under the occasion that low cruise, power demand are higher, still need by retarder.The power that motor exports, while retarder slows down, can increase torque.But situation about frequently cut off needing outputting power, frequently commutating, this kind of device just can only be realized by the frequent start-stop of motor, frequent clockwise and anticlockwise switching.Long-Time Service, is unfavorable for the normal operation of motor.Therefore need to design a set of mechanical transmission mechanism, when motor and retarder operate continually and steadily, realize the function such as the frequent commutation of outputting power, frequent cut-out.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, provide a kind of spring force to assist, the work of tightrope winding constraint enters quick return motion mechanism.
For achieving the above object, the technical solution used in the present invention is: a kind of work enters the start-stop mechanism of rewind, comprising: the driving mechanism be connected by shifting fork bar and toggle mechanism, be is characterized in that, described driving mechanism can drive actuation gear to rotate and reverse, described toggle mechanism comprises the driving lever sliding and arrange, described driving lever is arranged two shifting fork bars, two shifting fork bars lay respectively at outside the two ends of actuation gear, the lever that described driving lever is also provided with, three shut-down mechanisms are provided with successively along on the movement locus of described lever, be respectively the first shut-down mechanism, manual shut-down mechanism and the second shut-down mechanism, described driving lever two ends respectively each collar connect a tightrope, one end of tightrope described in two respectively reels on connection each rolling wheel on the driving shaft, the other end of tightrope described in two respectively connects the first shut-down mechanism and the second shut-down mechanism, driving lever is arranged with spring, described tightrope is through described spring outwards one end.
In a preferred embodiment of the present invention, described driving lever two ends are slidably socketed respectively on each self-corresponding cover block.
In a preferred embodiment of the present invention, described cover block is positioned at outside shifting fork bar described in two, and on the cover block between cover block close to each other and shifting fork bar, cover has spring, and described both ends of the spring is fixedly connected with described cover block and shifting fork bar respectively.
In a preferred embodiment of the present invention, described shut-down mechanism comprises one end with the locking lever of sphenocephaly and a fixed plate, the sphenocephaly of described locking lever stretches out outside described fixed plate face, outside another face of stretching out described fixed plate of the sheathed spring of the described locking lever the other end, described both ends of the spring is separately fixed on described fixed plate and locking lever.
In a preferred embodiment of the present invention, described sphenocephaly comprises a sphenoid surface and a right-angle surface, described right-angle surface and described lever axis being parallel.
In a preferred embodiment of the present invention, the sphenoid surface on described first shut-down mechanism and described second shut-down mechanism is oppositely arranged; Sphenoid surface on sphenoid surface on described manual shut-down mechanism and described first shut-down mechanism is oppositely arranged, or the sphenoid surface on described manual shut-down mechanism and the sphenoid surface on described second shut-down mechanism are oppositely arranged.
In a preferred embodiment of the present invention, the locking lever the other end of described manual shut-down mechanism is provided with handle.
In a preferred embodiment of the present invention, the tightrope between the collar and described shut-down mechanism is also socketed in a direction guided rings, and tightrope described in two is arranged in a crossed manner between two stop structures and two guided rings.
In a preferred embodiment of the present invention, described driving mechanism comprises first gear and the second gear that can engage with actuation gear respectively, and described actuation gear is slidably arranged on live axle, and described first gear is contrary with described second gear sense of rotation;
Described first gear coaxial connection for transmission gear, described driving gear and described second gears meshing.
In a preferred embodiment of the present invention, described driving lever side is also provided with stretch ring, is the twin nuclei comprising first ring and the second ring with the described collar of corresponding side, described stretch ring position, and described tightrope is successively through first ring, stretch ring and the second ring.
In a preferred embodiment of the present invention, described actuation gear feather key is arranged on described live axle.
The invention solves the defect existed in background technique, the present invention possesses following beneficial effect:
(1) by the action of toggle mechanism, actuation gear can be shifted one's position between the first gear and the second gear, serve the effect of conversion actuation gear engagement object, simultaneously because the first gear is contrary with the second gear sense of rotation, ensure that each actuation gear conversion engagement object rear drive shaft all converts sense of rotation.
(2) sense of rotation of live axle and the direction of stirring of toggle mechanism form linkage structure just, when actuation gear and the first gears meshing, toggle mechanism driven shaft drives the tendency and power that toggle mechanism are had actuation gear is allocated to the second gear, and final actuation gear departs from the first gear, and the elastic potential energy of driving lever upper spring is relied on to drive and the second gears meshing; Otherwise when actuation gear and the second gears meshing, toggle mechanism can make actuation gear reversing motion.
(3) structure of feather key can ensure that the clip existed between actuation gear and live axle along live axle circumference limits on the one hand, ensure actuation gear can not circumferentially with live axle generation relative movement, on the other hand actuation gear can sliding axially along live axle, ensures that actuation gear moves between the first gear and the second gear.
(4) two shifting fork bars lay respectively at actuation gear both sides, actuation gear can driving lever drive under, along live axle axial motion.
(5) athletic posture that block can limit driving lever is overlapped, spring can limit on driving lever between them by cover block and shifting fork bar simultaneously, both ends of the spring is fixedly connected on cover block and shifting fork bar respectively, ensure the left and right skew that driving lever can not be excessive, only ensure that actuation gear converts the spacing of engagement between the first gear and the second gear.
(6) when actuation gear and the first gears meshing, shut-down mechanism limits lever, spring near the first gear on driving lever is compressed, spring near the second gear is stretched, such two springs define the elastic potential energy driving driving lever towards the second gear movement, only need tightrope to pull locking lever to excite lever to depart from right-angle surface constraint and namely can make driving lever rapidly towards the second gear one lateral movement, and lever is fettered by the shut-down mechanism of opposite side; Then when the second gear drive counterrotating, the symmetrical above-mentioned athletic performance of opposite side mechanism inverted repeat, and constantly circulate.
The sphenoid surface of (7) two shut-down mechanisms is oppositely arranged, and such lever can when moving towards sphenoid surface at a relatively high speed, and lever can easily be crossed from sphenoid surface, is blocked by right-angle surface; When crossing sphenoid surface, lever axially can press locking lever towards locking lever, makes locking lever can not block lever completely.
(8) locking lever producing displacement can reset by spring on shut-down mechanism in time.
(9) tightrope arranged in a crossed manner can ensure that the rolling wheel near the first gear links with the shut-down mechanism near the second gear, or the rolling wheel near the second gear links with the shut-down mechanism near the first gear.
(10) when actuation gear and the first gears meshing, rolling wheel near the second gear side just tightens up the tightrope of its correspondence, after tightrope is tightened to certain energy degree, locking lever just pulls by tightrope, make lever depart from the constraint of sphenocephaly right-angle surface, now sheathed on driving lever spring just drives the shifting fork bar of driving lever, and actuation gear promotes to the second gear direction by shifting fork bar, and finally make actuation gear and the second gears meshing, live axle is reversed; Otherwise actuation gear is pulled to the first gear direction and engages.
(11) rolling wheels are when reeling tightrope, and another rolling wheel limit unwinding tightrope, and always keep synchronous, when ensureing that the tightrope of side is tightened up stretching, another tightrope unwinding is gone out, and for driving lever motion provides surplus, can not fetter driving lever displacement because of tightrope.
(12) guided rings be provided with can keep can not arbitrarily be wound around between two tightropes, and same tightrope can not be too slack and undisciplined simultaneously.
Spacing between (13) two shifting fork bars is greater than the axial length of actuation gear, provides heterodromous inertia to cushion can to the motion of actuation gear.
(14) driving gear is coaxial with the first gear, and the second gear engages with driving gear, achieves the counterrotating of the first gear and the second gear.
(15) tightrope cover is through the outer end of the spring on the driving lever of its corresponding side, and such spring, when being stretched, also can being assisted rolling wheel tractive tightrope accordingly, and pull locking lever.
(16) tightrope is formed by the guiding of stretch ring, first ring and the second ring three and is folded to tightrope part perpendicular to driving lever, the driving lever that can be relatively fixed like this can not form rotation, and then ensure that shifting fork bar can not be that the center of circle rotates with driving lever, thus shifting fork bar can not depart from the end that can depart from actuation gear.
(17) locking lever on manual shut-down mechanism can pull up by handle, and being manually stopped the lever that the right-angle surface in mechanism blocks like this can depart from constraint, and driving lever just can continue to move left and right, only otherwise pulling up mechanism just only can do monocyclic motion.
(18) lever can be blocked in the position of actuation gear just between the first gear and the second gear by the position that manual shut-down mechanism is arranged, and now actuation gear departs from engagement.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the three-dimensional structure diagram one of the preferred embodiments of the present invention;
Fig. 2 is the three-dimensional structure diagram two of the preferred embodiments of the present invention;
Fig. 3 is the stretch ring of the preferred embodiments of the present invention and the location diagram between the collar and tightrope;
In figure: 1, the first gear, the 2, second gear, 3, actuation gear, 4, live axle, 5, feather key, 6, driving gear, 7, driving lever, 8, shifting fork bar, 9, the collar, 10, first ring, the 11, second ring, 12, stretch ring, 13, lever, 14, tightrope, 15, rolling wheel, 16, guided rings, 17, cover block, 18, shut-down mechanism, 19, locking lever, 20, fixed plate, 21, sphenocephaly, 22, sphenoid surface, 23, right-angle surface, 24, spring, 25, the first shut-down mechanism, 26, the second shut-down mechanism, 27, manual shut-down mechanism, 28, handle.
Embodiment
The present invention is further detailed explanation in conjunction with the accompanying drawings and embodiments now, and these accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of work enters the start-stop mechanism of rewind, comprising: the driving mechanism be connected by shifting fork bar 8 and toggle mechanism,
Driving mechanism comprises the actuation gear 3 that can engage with the first gear 1 and the second gear 2 respectively, and actuation gear 3 is slidably arranged on live axle 4, and the first gear 1 is contrary with the second gear 2 sense of rotation;
Toggle mechanism comprises the driving lever 7 sliding and arrange, driving lever 7 is arranged two shifting fork bars 8, two shifting fork bars 8 lay respectively at outside the two ends of actuation gear 3, the lever 13 that driving lever 7 is also provided with, three shut-down mechanisms 18 are provided with successively along on the movement locus of lever 13, be respectively the first shut-down mechanism 25, manual shut-down mechanism 27 and the second shut-down mechanism 26, driving lever 7 two ends respectively each collar connect a tightrope 14, on one end of two tightropes 14 respectively reels and is connected on live axle 4 each rolling wheel 15, the other end of two tightropes 14 respectively connects the first shut-down mechanism 25 and the second shut-down mechanism 26, driving lever 7 is arranged with spring 24, tightrope 14 is through spring 24 lateral ends.Actuation gear 3 can driving lever 7 drive under, along live axle 4 axial motion.The lever 13 that driving lever 7 is provided with can be connected shut-down mechanism 18, by the action of toggle mechanism, actuation gear 3 can be shifted one's position between the first gear 1 and the second gear 2, serve the effect that conversion actuation gear 3 engages object, simultaneously because the first gear 1 is contrary with the second gear 2 sense of rotation, ensure that each actuation gear 3 conversion engagement object rear drive shaft 4 all converts sense of rotation.
The sense of rotation of live axle 4 and the direction of stirring of toggle mechanism form linkage structure just, when actuation gear 3 engages with the first gear 1, toggle mechanism driven shaft 4 drives the tendency and power that toggle mechanism are had actuation gear 3 is allocated to the second gear 2, and final actuation gear 3 departs from the first gear 1, and the driving of the elastic potential energy of driving lever 7 upper spring 24 is relied on to be engaged with the second gear 2; Otherwise when actuation gear 3 engages with the second gear 2, toggle mechanism can make actuation gear 3 reversing motion.
When actuation gear 3 engages with the first gear 1, rolling wheel 15 near the second gear 2 side just tightens up the tightrope 14 of its correspondence, after tightrope 14 is tightened to certain energy degree, locking lever 19 just pulls by tightrope 14, make lever 13 depart from the constraint of sphenocephaly 21 right-angle surface 23, now sheathed on driving lever 7 spring 24 just drives the shifting fork bar 8 of driving lever 7, and actuation gear 3 promotes to the second gear 2 direction by shifting fork bar 8, and finally make actuation gear 3 engage with the second gear 2, live axle 4 is reversed; Otherwise actuation gear 3 is pulled to the first gear 1 direction and engages.
Tightrope 14 cover is through the outer end of the spring 24 on the driving lever 7 of its corresponding side, and such spring 24, when being stretched, also can being assisted rolling wheel 15 tractive tightrope 14 accordingly, and pull locking lever 19.
Driving lever 7 two ends are slidably socketed respectively on each self-corresponding cover block 17, cover block 17 can limit the athletic posture of driving lever 7, overlapping block 17 can limit on driving lever 7 between them with shifting fork bar 8 simultaneously by spring 24, spring 24 two ends are fixedly connected on cover block 17 and shifting fork bar 8 respectively, ensure the left and right skew that driving lever 7 can not be excessive, only ensure that actuation gear 3 converts the spacing of engagement between the first gear 1 and the second gear 2.
Cover block 17 is positioned at outside two shifting fork bars 8, and on the cover block 17 between cover block 17 close to each other and shifting fork bar 8, cover has spring 24, and spring 24 two ends are fixed operating sleeve block 17 and shifting fork bar 8 respectively.When actuation gear 3 engages with the first gear 1, first shut-down mechanism 25 limits lever 13, spring 24 near the first gear 1 on driving lever 7 is compressed, spring 24 near the second gear 2 is stretched, such two springs 24 define the elastic potential energy driving driving lever 7 to move towards the second gear 2, only need tightrope 14 to pull locking lever 19 to excite lever 13 to depart from right-angle surface 23 to fetter and namely can make driving lever 7 rapidly towards the second gear 2 one lateral movement, and lever 13 is fettered by the second shut-down mechanism 26 of opposite side; Then when the second gear 2 drives counterrotating, the symmetrical above-mentioned athletic performance of opposite side mechanism inverted repeat, and constantly circulate.
Shut-down mechanism 18 comprises one end with the locking lever 19 of sphenocephaly 21 and a fixed plate 20, the sphenocephaly 21 of locking lever 19 stretches out outside fixed plate 20 1 faces, outside another face of stretching out fixed plate 20 of the sheathed spring 24 of locking lever 19 the other end, spring 24 two ends are separately fixed on fixed plate 20 and locking lever 19.Sphenocephaly 21 comprises a sphenoid surface 22 and a right-angle surface 23, right-angle surface 23 and lever 13 axis being parallel.The sphenoid surface 22 of the first shut-down mechanism 25 and the second shut-down mechanism 26 is oppositely arranged, and such lever 13 can when moving towards sphenoid surface 22 at a relatively high speed, and lever 13 can easily be crossed from sphenoid surface 22, is blocked by right-angle surface 23; When crossing sphenoid surface 22, lever 13 axially can press locking lever 19 towards locking lever 19, makes locking lever 19 can not block lever 13 completely.Spring 24 on shut-down mechanism 18 can be instant reset producing the locking lever 19 of displacement.
Tightrope 14 between the collar 9 and shut-down mechanism 18 is also socketed in a direction guided rings 16, and the guided rings 16 be provided with can keep can not arbitrarily be wound around between two tightropes 14, and same tightrope 14 can not be too slack and undisciplined simultaneously.
Two tightropes 14 are arranged in a crossed manner between two stop structures and two guided rings 16, tightrope 14 arranged in a crossed manner can ensure to link with the second shut-down mechanism 26 near the second gear 2 near the rolling wheel 15 of the first gear 1, or links with the first shut-down mechanism 25 near the first gear 1 near the rolling wheel 15 of the second gear 2.Rolling wheel 15 when reeling tightrope 14, another rolling wheel 15 limit unwinding tightrope 14, and always keep synchronous, when ensureing that the tightrope 14 of side is tightened up stretching, the unwinding of another tightrope 14 is gone out, and for driving lever 7 motion provides surplus, can not fetter driving lever 7 displacement because of tightrope 14.
Actuation gear 3 feather key 5 is arranged on live axle 4, the structure of feather key 5 can ensure that the clip existed between actuation gear 3 and live axle 4 along live axle 4 circumference limits on the one hand, ensure that actuation gear 3 circumferentially with live axle 4, relative movement can not occur, on the other hand actuation gear 3 can sliding axially along live axle 4, ensures that actuation gear 3 moves between the first gear 1 and the second gear 2.
Namely actuation gear 3 displacement distance on the feather key 5 of live axle 4 be the distance of the first gear 1 and the second gear 2 axis, first gear 1 coaxially connects a driving gear 6, driving gear 6 engages with the second gear 2, driving gear 6 is coaxial with the first gear 1, second gear 2 engages with driving gear 6, achieves the counterrotating of the first gear 1 and the second gear 2.
Driving lever 7 side is also provided with stretch ring 12, with the collar 9 of corresponding side, stretch ring 12 position for comprising the twin nuclei of first ring 10 and the second ring 11, tightrope 14 is successively through first ring 10, stretch ring 12 and the second ring 11, tightrope 14 is formed by the guiding of stretch ring 12, first ring 10 and the second ring 11 three and is folded to tightrope 14 part perpendicular to driving lever 7, the driving lever 7 that can be relatively fixed like this can not form rotation, and then ensure that shifting fork bar 8 can not with driving lever 7 for the center of circle rotates, thus shifting fork bar 8 can not depart from the end that can depart from actuation gear 3.
Spacing between two shifting fork bars 8 is greater than the axial length of actuation gear 3, provides heterodromous inertia to cushion can to the motion of actuation gear 3.
Locking lever 19 the other end of manual shut-down mechanism 27 is provided with handle 28, locking lever 19 on manual shut-down mechanism 27 can pull up by handle 28, be manually stopped the lever 13 that the right-angle surface 23 in mechanism 27 blocks like this and can depart from constraint, driving lever 7 just can continue to move left and right, only otherwise pulling up mechanism just only can do monocyclic motion, lever 13 can be blocked in the position of actuation gear 3 just between the first gear 1 and the second gear 2 by the position that manual shut-down mechanism 27 is arranged, and now actuation gear 3 departs from engagement.
Sphenoid surface 22 on first shut-down mechanism 25 and the second shut-down mechanism 26 is oppositely arranged; So if there is no manual shut-down mechanism 27 when, lever 13 can move away from the position between the first shut-down mechanism 25 and the second shut-down mechanism 26 along sphenoid surface 22, but lever 13 between the first shut-down mechanism 25 and the second shut-down mechanism 26 beyond position just cannot cross right-angle surface 23 and enter between the first shut-down mechanism 25 and the second shut-down mechanism 26.
First shut-down mechanism 25 near the first gear 1, second shut-down mechanism 26 near the second gear 2.
Sphenoid surface 22 in a kind of embodiment of the present invention on manual shut-down mechanism 27 and the sphenoid surface 22 on the first shut-down mechanism 25 are oppositely arranged; Lever 13 is merely able to cross sphenoid surface 22, but can not cross right-angle surface 23, so manual shut-down mechanism 27 can block the lever 13 moved to the first gear 1 direction from the second gear 2 direction, namely blocks actuation gear 3 and moves to the first gear 1 direction.
Sphenoid surface 22 in another kind of embodiment of the present invention on manual shut-down mechanism 27 and the sphenoid surface 22 on the second shut-down mechanism 26 are oppositely arranged.Lever 13 is merely able to cross sphenoid surface 22, but can not cross right-angle surface 23, so manual shut-down mechanism 27 can block the lever 13 moved to the second gear 2 direction from the first gear 1 direction, namely blocks actuation gear 3 and moves to the second gear 26 direction.
Driving lever 7 is merely able to moving axially along driving lever 7 self under the restriction of cover block 17, but driving lever 7 can not along the axial-rotation of driving lever self in cover block 17, this ensure that the shifting fork bar 8 on driving lever 7 can not turn to, what also ensure that shifting fork bar 8 can toggle it to actuation gear 3 on its movement locus.
Above according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, related personnel in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification, must determine technical scope according to right.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575595.8A CN105114554B (en) | 2015-09-11 | 2015-09-11 | A kind of start-stop mechanism of work into rewind |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575595.8A CN105114554B (en) | 2015-09-11 | 2015-09-11 | A kind of start-stop mechanism of work into rewind |
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| CN105114554A true CN105114554A (en) | 2015-12-02 |
| CN105114554B CN105114554B (en) | 2018-05-08 |
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| CN201510575595.8A Active CN105114554B (en) | 2015-09-11 | 2015-09-11 | A kind of start-stop mechanism of work into rewind |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111152168A (en) * | 2020-01-16 | 2020-05-15 | 中国科学院长春光学精密机械与物理研究所 | The macro-positioning mechanism of the indexing system of the grating scribing machine |
| CN112145635A (en) * | 2020-07-28 | 2020-12-29 | 宁夏汉唐科技发展有限公司 | Swing machine for manufacturing plastic-lined three-way elbow |
| CN116871223A (en) * | 2023-09-01 | 2023-10-13 | 山起重型机械股份公司 | Automatic cleaning device for crane rail |
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| CN204151528U (en) * | 2014-10-11 | 2015-02-11 | 重庆市佳南工贸有限公司 | Can the Computerized flat knitting machine of auto-steering |
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