CN205689706U - Self extending formula can avoid the torque drive mechanism tangled - Google Patents
Self extending formula can avoid the torque drive mechanism tangled Download PDFInfo
- Publication number
- CN205689706U CN205689706U CN201620630902.8U CN201620630902U CN205689706U CN 205689706 U CN205689706 U CN 205689706U CN 201620630902 U CN201620630902 U CN 201620630902U CN 205689706 U CN205689706 U CN 205689706U
- Authority
- CN
- China
- Prior art keywords
- driving link
- driven member
- overload
- rope
- bearing pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Electrically Driven Valve-Operating Means (AREA)
- Mechanically-Actuated Valves (AREA)
- Transmission Devices (AREA)
Abstract
The utility model discloses the torque drive mechanism that a kind of self extending formula can be avoided tangling, including motor, motor is connected with decelerator, decelerator coordinates with overload-release clutch, overload-release clutch is coaxially flexibly connected with driving link, and driving link is connected by electromagnetic valve circumference with overload-release clutch, and the shaft core position between driving link and driven member is equipped with spring, the edge of driving link constitutes cage type equipped with rope, rope with driving link, driven member；Being provided with interior telescopic joint between rope and spring, interior telescopic joint outer jacket surface is provided with keeper, limited block；The outside of rope is provided with overhanging casing coupling.This utility model uses inside and outside colored set to realize axial stretching with circumferentially fixed, and interior flower overlaps the little form in two broad in the middle and realizes not undergauge, and solve torque drive affects driven member stroke and contour length can not change the two problem because rope tangles.
Description
Technical field
This utility model relates to mechanical transmission fields, is specifically related to the torque drive machine that a kind of self extending formula can be avoided tangling
Structure.
Background technology
Torque drive is that two corresponding circular flanges are separated by a distance, and stretches tight between the flange hole that two ring flanges are corresponding
Rope, when rotating ring flange (driving link), affects another ring flange (driven member) axially or circumferential movement by rope.
Torque drive is when static, and rope isometrical mouse cage similar with on flange arrangement, operationally driving link can turn prior to driven member
Crossing certain angle, thus occur reducing in the middle part of mouse cage phenomenon, driving link differs the biggest with driven member corner, and undergauge is the most obvious, when
When driving link differs close to 180 degree with driven member corner, each rope can mutually tangle and form a hawser, this phenomenon together
Existence be all that the mechanisms influence of gyration is little for principal and subordinate, but be that the mechanism making axially-movable just has relatively for driven member
Big impact so that the least stroke can only be realized when driven member axially moves.In order to increase driven member axial stroke it is necessary to
Solve rope in transmission process to tangle problem.
Driving link revolution in early days, the torque drive mechanism of driven member axially-movable is to utilize to be fixed on guide rail between principal and subordinate's part
Or connecting rod carries out circumferentially fixed, the overall dimensions of whole mechanism is constant, is unfavorable for that profile variable dimension is required by some
Application scenario.
Utility model content
The purpose of this utility model is to affect driven member stroke and contour length because rope tangles in order to solve torque drive
The two problem can not be changed.
For realizing above-mentioned utility model purpose, the technical solution of the utility model is: self extending formula can avoid the torsion tangled
Turning drive mechanism, including motor, be cased with electric machine casing outside motor, motor is connected with decelerator, decelerator and overload-release clutch
Coordinating, overload-release clutch is coaxially flexibly connected with driving link, and driving link is connected by electromagnetic valve circumference with overload-release clutch；
Driven member is arranged with driving link coaxial spaced, and the shaft core position between driving link and driven member is equipped with spring, spring
Two ends contact with driving link, driven member respectively；
The edge of described driving link is fixed on described driven member equipped with some ropes for transmitting moment of torsion, rope end
Edge, rope constitutes cage type with driving link, driven member；
Being provided with interior telescopic joint between described rope and spring, interior telescopic joint includes multistage spline housing, interior telescopic joint external diameter
Successively decreasing step by step to two ends from medium position, interior telescopic joint two ends are connected with driving link, driven member respectively, wherein in telescopic joint with from
Moving part is fixing to be connected, and is rotatably connected with driving link；
Interior telescopic joint outer jacket surface in the middle part of described interior telescopic joint is provided with keeper, wears in the self-align part of described rope
Crossing, the both sides along interior telescopic joint axis direction of keeper are respectively provided with limited block；
The outside of described rope is provided with overhanging casing coupling, and overhanging casing coupling includes multistage spline housing, and overhanging casing coupling external diameter is from actively
Part successively decreases step by step to driven member direction, and the two ends of overhanging casing coupling are socketed on electric machine casing and driven member respectively, wherein external extension
Joint is fixedly sleeved with described electric machine casing, is rotatable socket with driven member.
As a kind of optimal way of the present utility model, described driving link is provided with reserved near the one side of overload-release clutch
Hole, described electromagnetic valve is provided with a bearing pin, and bearing pin is cased with bearing pin spring, and bearing pin one end is stretched out outside electromagnetic valve and sells into driving link
Preformed hole；Being provided with solenoid inside electromagnetic valve, solenoid is arranged at below the bearing pin other end；Solenoid valves, bearing pin quilt
Solenoid sucks inside electromagnetic valve, and overload-release clutch disconnects with driving link circumference, and overload-release clutch stops passing through bearing pin
Drive driving link rotates；Electromagnetic valve power-off, bearing pin stretches out electromagnetic valve under the restoring force effect of bearing pin spring and sells into driving link
Preformed hole, overload-release clutch is connected with driving link circumference, and overload-release clutch drives driving link to rotate by bearing pin.
The beneficial effects of the utility model are:
This utility model uses inside and outside colored set to realize axial stretching with circumferentially fixed, the shape that interior flower set two broad in the middle is little
Formula realizes not undergauge, and solve torque drive affects driven member stroke and can not change the two with contour length and ask because rope tangles
Topic.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is this utility model electromagnetic valve structure schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical scheme in this utility model embodiment is clearly and completely described.
As it is shown in figure 1, self extending formula disclosed in this utility model can avoid the torque drive mechanism tangled, including motor 1,
Being cased with electric machine casing 101 outside motor 1, motor 1 is connected with decelerator 2, and decelerator 2 coordinates with overload-release clutch 3, safety clutch
Device 3 is coaxially flexibly connected with driving link 4, and driving link 4 is connected by electromagnetic valve 5 circumference with overload-release clutch 3, and electromagnetic valve 5 controls
The break-make of power；
Driven member 6 is arranged with driving link 4 coaxial spaced, the shaft core position between driving link 4 and driven member 6 equipped with spring 8,
The two ends of spring 8 contact with driving link 4, driven member 6 respectively；
The edge of described driving link 4 is fixed on described driven equipped with some ropes 7 for transmitting moment of torsion, rope 7 end
The edge of part 6, rope 7 and driving link 4, driven member 6 constitute cage type；
Being provided with interior telescopic joint 9 between described rope 7 and spring 8, interior telescopic joint 9 includes multistage spline housing, interior telescopic joint 9
Outer medium position the most without leave successively decreases step by step to two ends, and interior telescopic joint 9 two ends are connected with driving link 4, driven member 6 respectively, wherein in stretch
Casing coupling 9 is fixing with driven member 6 to be connected, and is rotatably connected with driving link 4；
Interior telescopic joint overcoat 901 outer surface in the middle part of described interior telescopic joint 9 is provided with keeper 10, and described rope 7 is self-align
Passing in part 10, the both sides along interior telescopic joint 9 axis direction of keeper 10 are respectively provided with limited block 11；
The outside of described rope 7 is provided with overhanging casing coupling 12, and overhanging casing coupling 12 includes multistage spline housing, overhanging casing coupling 12 external diameter
Successively decreasing step by step to driven member 6 direction from driving link 4, the two ends of overhanging casing coupling 12 are socketed in electric machine casing 101 and driven member 6 respectively
On, the most overhanging casing coupling 12 is fixedly sleeved with electric machine casing 101, is rotatable socket with driven member 6.
As in figure 2 it is shown, described driving link 4 is provided with preformed hole 401 near the one side of overload-release clutch 3, described electromagnetic valve 5 sets
Having a bearing pin 501, bearing pin 501 is cased with bearing pin spring 502, bearing pin 501 one end is stretched out outside electromagnetic valve 5 and sells into preformed hole 401；
Electromagnetic valve 5 is internal is provided with solenoid 503, and solenoid 503 is arranged at below bearing pin 501 other end；Electromagnetic valve 5 is energized, pin
It is internal that axle 501 is sucked electromagnetic valve 5 by solenoid 503, and overload-release clutch 3 is connected disconnection, overload-release clutch with driving link 4 circumference
3 cannot drive driving link 4 to rotate；Electromagnetic valve 5 power-off, bearing pin 501 stretches out electromagnetic valve 5 also under the restoring force effect of spring 502
Selling into preformed hole 401, overload-release clutch 3 is connected with driving link 4 circumference, and overload-release clutch 3 drives driving link 4 by bearing pin 501
Rotate.
During work, motor 1 is open-minded, and motor 1 drives decelerator 2, deceleration force amplifier, and decelerator 2 drives the defeated of overload-release clutch 3
Entering end, in overload-release clutch 3 effective range, the outfan of overload-release clutch 3 drives main by the bearing pin 501 on electromagnetic valve 5
Moving part 4 rotates, and driving link 4 reverses rope 7, makes rope 7 undergauge occur, is attached to interior telescopic joint overcoat 901, it is impossible to contract further
Footpath, thus realize torque drive not undergauge purpose.Along with driving link 4 rotates further, rope 7 drives driven member 6 to driving link 4
Drawing close, driven member 6 is oppressed again overhanging casing coupling 12 and is shunk step by step, thus realizes reducing of apparent length.In compression process, due to
Limited block 11 and the effect of keeper 10, undergauge phenomenon will remain in and puts outside interior telescopic joint, i.e. interior telescopic joint maximum outside diameter
On.If motor 1 stops operating, whole mechanism keep compressive state, at this moment electromagnetic valve 5 is energized, transfer to bearing pin 501, safety from
Clutch 3 separates with driving link 4, and under the effect of spring 8, mechanism extends, and recovers the state of original elongation, electromagnetic valve 5 power-off, pin
Axle 501 under the effect of bearing pin spring 502, stretches out the preformed hole 401 heading into driving link 4, has returned to initial shape in electromagnetic valve 5
State.
Described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on this
Embodiment in utility model, those of ordinary skill in the art obtained under not making creative work premise all its
His embodiment, broadly falls into the scope of this utility model protection.
Claims (2)
1. self extending formula can avoid the torque drive mechanism tangled, it is characterised in that includes motor, is cased with motor casing outside motor
Body, motor is connected with decelerator, and decelerator coordinates with overload-release clutch, and overload-release clutch is coaxially flexibly connected with driving link, main
Moving part is connected by electromagnetic valve circumference with overload-release clutch；
Driven member is arranged with driving link coaxial spaced, and the shaft core position between driving link and driven member is equipped with spring, the two of spring
End contacts with driving link, driven member respectively；
The edge of described driving link is fixed on the limit of described driven member equipped with some ropes for transmitting moment of torsion, rope end
Edge, rope constitutes cage type with driving link, driven member；
Being provided with interior telescopic joint between described rope and spring, interior telescopic joint includes multistage spline housing, outside interior telescopic joint without leave in
Successively decreasing step by step to two ends position in portion, interior telescopic joint two ends are connected with driving link, driven member respectively, wherein interior telescopic joint and driven member
Fixing connection, is rotatably connected with driving link；
Interior telescopic joint outer jacket surface in the middle part of described interior telescopic joint is provided with keeper, passes in the self-align part of described rope, fixed
The both sides along interior telescopic joint axis direction of position part are respectively provided with limited block；
The outside of described rope is provided with overhanging casing coupling, and overhanging casing coupling includes multistage spline housing, overhanging casing coupling external diameter from driving link to
Successively decreasing step by step in driven member direction, the two ends of overhanging casing coupling are socketed on electric machine casing and driven member respectively, the most overhanging casing coupling with
Described electric machine casing is fixedly sleeved, is rotatable socket with driven member.
2. self extending formula as claimed in claim 1 can avoid the torque drive mechanism tangled, it is characterised in that described driving link
One side near overload-release clutch is provided with preformed hole, and described electromagnetic valve is provided with a bearing pin, and bearing pin is cased with bearing pin spring, bearing pin one
End stretches out outside electromagnetic valve and sells the preformed hole into driving link；Being provided with solenoid inside electromagnetic valve, solenoid is arranged at bearing pin
Below the other end；Solenoid valves, bearing pin is sucked inside electromagnetic valve by solenoid, and overload-release clutch disconnects with driving link circumference
Connecting, overload-release clutch stops driving driving link to rotate by bearing pin；Electromagnetic valve power-off, bearing pin is at the reply masterpiece of bearing pin spring
Stretching out electromagnetic valve under with and sell into driving link preformed hole, overload-release clutch is connected with driving link circumference, and overload-release clutch passes through pin
Axle drives driving link to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620630902.8U CN205689706U (en) | 2016-06-23 | 2016-06-23 | Self extending formula can avoid the torque drive mechanism tangled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620630902.8U CN205689706U (en) | 2016-06-23 | 2016-06-23 | Self extending formula can avoid the torque drive mechanism tangled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205689706U true CN205689706U (en) | 2016-11-16 |
Family
ID=57425401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620630902.8U Withdrawn - After Issue CN205689706U (en) | 2016-06-23 | 2016-06-23 | Self extending formula can avoid the torque drive mechanism tangled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205689706U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015513A (en) * | 2016-06-23 | 2016-10-12 | 福建工程学院 | Self-extension torsion transmission mechanism capable of preventing twisting |
-
2016
- 2016-06-23 CN CN201620630902.8U patent/CN205689706U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015513A (en) * | 2016-06-23 | 2016-10-12 | 福建工程学院 | Self-extension torsion transmission mechanism capable of preventing twisting |
| CN106015513B (en) * | 2016-06-23 | 2018-02-06 | 福建工程学院 | Self extending formula can avoid the torque drive mechanism to tangle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161116 Effective date of abandoning: 20180206 |