CN106640070B - Flexible damping type clutch - Google Patents
Flexible damping type clutch Download PDFInfo
- Publication number
- CN106640070B CN106640070B CN201710057616.6A CN201710057616A CN106640070B CN 106640070 B CN106640070 B CN 106640070B CN 201710057616 A CN201710057616 A CN 201710057616A CN 106640070 B CN106640070 B CN 106640070B
- Authority
- CN
- China
- Prior art keywords
- push
- pull rod
- slot
- flexible
- face
- 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.)
- Active
Links
- 238000013016 damping Methods 0.000 title claims abstract description 20
- 210000002421 cell wall Anatomy 0.000 claims abstract description 4
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Surgical Instruments (AREA)
- Harvester Elements (AREA)
Abstract
The present invention relates to a kind of flexible damping type clutches,Including handle,Handle base,End cap,First push-pull rod,Second push-pull rod and flexible shaft,First push-pull rod passes through end cap and is coaxially slidably connected,Handle base is fixed in front of end cap and with the first push-pull rod front,Handle is fixed on handle base,Second push-and-pull rod rear end is connect with flexible shaft front end coaxial rotating,First push-pull rod rear portion is equipped with the T-slot that left and right extends,Second push-pull rod front is can be radial in T-slot,The T connector portion for sliding axially and angularly slightly swinging,T connector portion is embedded in T-slot and is connected by upper and lower two vertical coaxially arranged axis pins,Axis pin small end and big end are located at first,In two push-pull rods,It is compressed spring between two axis pins in the pin hole of second push-pull rod,Two axis pin step surfaces are pressed respectively against on T-slot or more cell wall,There are gaps between T connector portion and T-slot.The present invention can solve the problems, such as handle high-frequency vibration, effectively improve reliability and the safety of coalcutter.
Description
Technical field
The present invention relates to a kind of flexible damping type clutches of winning machine cutting part.
Background technology
Winning machine cutting part clutch is fixedly installed on coalcutter cutting motor by its end cap, the clutch
The push-pull rod of structure is connect with flexible shaft coaxial rotating, and push-pull rod is fixedly arranged at the front end with handle, by pushing away, drawing the handle to realize flexible shaft
One shaft gear internal spline of external splines and winning machine cutting part engagement and disengagement, to realize the transmission and disconnection of power.
There is manufacture and installation error, concentricity between the end cap and flexible shaft of traditional winning machine cutting part clutch
It is difficult to ensure, in the case where concentricity is bad, in cutting motor rotation process, the handle of clutch easily occurs high-frequency
Vibration, noise is bigger, and especially in the case where coalcutter is faced upward and adopted, due to high-frequency vibration, handle probably rotates,
When rotatable handle is to unlocked position, due to gravity itself, handle, handle base and push-pull rod move forward together,
Cause clutch to disengage automatically, influences the normal work of winning machine cutting part.
The patent " a kind of arrangement of clutch with auxiliary gear engaging device " of Wang Zhenqian, Zhou Changfei, Zhang Liqiang etc. disclose one
The clutch of kind of band auxiliary gearing device, solves clutch by from the defect to closing operation inconvenience, but do not solve clutch
The problem of mechanism hand handle high-frequency vibration.
The technical paper of Liu Feng《Girdle bi-motor rocking arm novel clutch develops》It discloses a kind of for thin
The novel clutch of coal seam bi-motor rocking arm, which solve the clutch problems of girdle bi-motor rocking arm, but do not solve equally from
The problem of closing mechanism hand handle high-frequency vibration.
The technical paper of Zhang Yongquan, Zhao Shufei, Zhang Peng《The Curve guide impeller of rocker arm of coal mining machine clutch》Disclose a kind of solution
Certainly rocker arm of coal mining machine clutch pin is easy the method and structure cut, but similarly unresolved clutch hand handle high frequency vibrating
Dynamic problem.
In view of this, nowadays there is an urgent need to propose solve winning machine cutting part clutch handle high-frequency vibration method and
Structure, to effectively improve reliability and the safety of coalcutter.
Invention content
To solve the above problem of the prior art, the present invention provides a kind of flexible damping type clutches, can solve
The handle high-frequency vibration problem of traditional clutch.
The main technical schemes of the present invention have：
A kind of flexible damping type clutch, including handle, handle base, end cap, push-pull rod and flexible shaft, the push-and-pull
Bar includes the first push-pull rod and the second push-pull rod, and the rear end of first push-pull rod and the front end flexibility of second push-pull rod connect
It connects, first push-pull rod passes through the center of the end cap and connect with the end cap coaxially slide, and the handle base is located at
The front of the end cap, and be fixedly connected with the front of first push-pull rod, the handle is fixed on the handle base,
The rear end of second push-pull rod is connect with the front end coaxial rotating of the flexible shaft.
The flexible connection is preferably realized using such as lower structure：The rear portion of first push-pull rod extends equipped with left and right horizontal
T-slot, the front of second push-pull rod is arranged to the T connector portion that left and right horizontal is slided in the T-slot, the T
Type head is embedded in the T-slot and is connected by the coaxially arranged axis pin of upper and lower two vertical directions, and the axis pin is ladder
Axis, the axis pin small end and big end are located in first push-pull rod and the second push-pull rod, are used on second push-pull rod
It is the same through-hole in accommodating the pin hole of two axis pin big ends up and down, is equipped with one in the pin hole between two axis pins
Compressed spring, the compressed spring is in compressive state always, and the step surface of upper and lower two axis pins is forced to be pressed respectively against
On first push-pull rod in the upper and lower cell wall plane of the T-slot, the vertical direction and front-rear direction in the T connector portion are straight
The diameter that linear dimension is respectively smaller than structure straight-line dimension and axis pin big end in the respective direction of the T-slot is less than T connector
Pin hole aperture in portion, the diameter of axis pin small end are less than the pin hole aperture on the first push-pull rod.
The T-slot can control unilateral open or left and right bilateral perforation.
The rear end of second push-pull rod can be connect with the front end of the flexible shaft by bearing.
The middle part of the handle base is equipped with through-hole, and the handle base can be arranged by the through-hole and is fixed on described
On first push-pull rod.
The column flange extended forward, the column flange and institute can be equipped with around the middle through-hole of the handle base
It states and is preferably fixed by radial bolt between the first push-pull rod.
Second push-pull rod can also include the first shaft part, the second axis for being located at the T connector portion and setting gradually below
The rear end face of section and thread segment, the front end face of first shaft part and first push-pull rod has certain interval, the bearing peace
On the second shaft part, nut is connected on the thread segment, the rear end face of the inner ring of the bearing is resisted against the nut
On front end face.
The front end of the flexible shaft is equipped with bearing saddle bore, and the bearing is mounted in the bearing saddle bore, the bearing block
Positioning sleeve is additionally provided in hole, the front end face of the outer ring of the bearing is resisted against on the rear end face of the positioning sleeve, the bearing block
It is additionally provided with jump-ring slot in hole, circlip for hole is installed in the jump-ring slot, the front end face of the positioning sleeve leans against the bullet
On the rear end face of property baffle ring.
It is preferably arranged with guide sleeve on the front outer diameter of the flexible shaft, is led described in the holding screw being radially arranged by one
It is relatively fixed to the realization of set, flexible shaft and the positioning sleeve.
Positioning disk is also preferably equipped in front of the end cap, the positioning disk is column structure of the bottom surface in fan annular, institute
Positioning disk being wrapped circumferentially around in the periphery of the end cap around the end cap is stated, and is relatively fixed with the end cap, the positioning
The inside cylinder of disk is equipped with one along the radially extending groove of segment of a cylinder, and the handle base is equipped with can be with the radial direction
The inside cylinder of the radial lugs that groove is mutually fitted into and the relatively described radial groove slides back and forth, the positioning disk goes forward, is rear each
If there are one the preceding circumferential grooves circumferentially extended and rear circumferential grooves, the radial groove and the preceding circumferential grooves and the Later Zhou Dynasty, one of the Five Dynasties to
Groove communicates, and one is respectively provided with the arranged on left and right sides that the radial groove is boundary in the preceding circumferential grooves and rear circumferential grooves
A limit protrusion structure.
The beneficial effects of the invention are as follows：
Flexible damping type clutch proposed by the present invention between the first push-pull rod and the second push-pull rod due to being provided with
Flexible damping transitional link, therefore existing concentricity between end cap and flexible shaft will not be converted to vibration and by the
One push-pull rod passes to handle, to solve the problems, such as the high-frequency vibration of the handle of traditional clutch, effectively improves coalcutter
Reliability and safety.
Description of the drawings
Fig. 1 is the main structure diagram of one embodiment of the present of invention；
Fig. 2 is the longitudinal sectional view of Fig. 1；
Fig. 3 is the partial enlarged view I of Fig. 2.
Specific implementation mode
The invention discloses a kind of flexible damping type clutches (hereinafter referred to as clutch), as shown in Figure 1, 2, 3, packet
Include handle 4, handle base 5, end cap 12, push-pull rod and flexible shaft 15.The push-pull rod is pushed and pulled including the first push-pull rod 7 and second
Bar 22, the rear end of first push-pull rod and the front end of second push-pull rod are flexibly connected, and first push-pull rod passes through institute
It states the center of end cap and is connect with the end cap coaxially slide, certainly, when rotating the handle, the first push-pull rod can also be opposite
The end cap rotation.The handle base is located at the front of the end cap, and is fixedly connected with the front of first push-pull rod,
The handle is fixed on the handle base, and the rear end of second push-pull rod connects with the front end coaxial rotating of the flexible shaft
Connect, specifically axial restraint, rotate in a circumferential direction connection.The end cap is the installation foundation part of the clutch, the clutch
Mechanism can be fixedly mounted on by the end cap and several screws 10 on coalcutter cutting motor.When pushing and pulling the handle, institute
State handle together with the handle base by the push-pull rod drive the flexible shaft backward, move forward, make the flexible shaft
External splines and one shaft gear internal spline of winning machine cutting part engagement and disengage, to realize the transmission and disconnection of power.Due to
Using flexible connection between first push-pull rod and the second push-pull rod, i.e. because there are gaps between the first push-pull rod and the second push-pull rod
And allow to generate certain relative displacement between the two, radial displacement, axial displacement and angular displacement are referred mainly in the present invention, therefore
Not only it can be transmitted on handle, but also can rise to a certain extent through the first push-pull rod, handle base to avoid the second push-and-pull vibration of bar
To cushioning effect, thus solves the problems, such as the high-frequency vibration of handle.The present invention do not make specifically to limit radially, axially and it is angular all
It is using the flexible shaft as reference.
The flexible connection preferably uses structure shown in Fig. 3 to realize：The rear portion of first push-pull rod is equipped with left and right horizontal
The T-slot of extension, the front of second push-pull rod are arranged to the T connector portion that left and right horizontal is slided in the T-slot,
The T connector portion is embedded in the T-slot and is connected by the coaxially arranged axis pin 23 of upper and lower two vertical directions.Usual axis pin 23
It is preferably provided with the middle part in left and right directions.The axis pin is multi-diameter shaft, and the axis pin small end and big end are located at described the
It is same to be used to accommodate the pin hole of the upper and lower two axis pin big ends in one push-pull rod and the second push-pull rod, on second push-pull rod
One through-hole, a compressed spring 24 is equipped in the pin hole between two axis pins, the compressed spring is in compression always
State, and the step surface of upper and lower two axis pins is forced to be pressed respectively against the upper and lower of the T-slot on first push-pull rod
In cell wall plane.The vertical direction and front-rear direction straight-line dimension in the T connector portion are respectively smaller than the respective direction of the T-slot
On structure straight-line dimension and the diameter of axis pin big end be less than the pin hole aperture in T connector portion, the diameter of axis pin small end is less than
Pin hole aperture on first push-pull rod so that the T connector portion relative to the T-slot up and down, around on direction all
Can small range play (wherein up and down and left and right directions play is equivalent to radial-play, front-rear direction play is equivalent to axial direction and alters
It is dynamic) and angular (or circumferential) Small-angle Rotation.Either the second push-pull rod is instantaneous because the power of the flexible shaft transmits
Deviate from Theoretical Design position, or because between the end cap and the flexible shaft foozle and installation error caused by
One push-pull rod and the second push-pull rod decentraction, it is described since the size difference between above-mentioned corresponding construction is formed by the presence in gap
First push-pull rod and the second push-pull rod (can be primarily referred to as the second push-pull rod by generating a small amount of diametrically displacements each other
The radial-play of opposite first push-pull rod) and angular relative displacement (be primarily referred to as the second push-pull rod with respect to the first push-pull rod along
Angular slightly overturning) and dissolve undesirable power and transmit, also therefore the vibration of flexible shaft side will not pass to handle by push-pull rod,
To solve the problems, such as handle high-frequency vibration existing for traditional clutch.
Cylindrical helical spring may be used in the compressed spring, and outer diameter is preferably slightly smaller than in the T connector portion and uses
In the pin hole aperture for accommodating the spring, i.e., radially there is also a small amount of gaps between pin hole for the spring.
The unilateral open or left and right bilateral perforation of described T-slot or so, in order to first push-pull rod and the second push-pull rod
Between connection installation.
The rear end of second push-pull rod is connect with the front end of the flexible shaft by bearing 17, axial solid to realize
Connection that is fixed, rotating in a circumferential direction, when the engaged transmission of the shaft gear internal spline of the external splines of flexible shaft and winning machine cutting part, the
Two push-pull rods are maintained to static.
The handle base can be equipped with through-hole at middle part, and the handle base is arranged by the through-hole and is fixed on described
On first push-pull rod.Interference fit may be used between the handle base and the front of first push-pull rod.
The column flange extended forward, the column flange and institute can be equipped with around the middle through-hole of the handle base
State the reinforcing that the first push-pull rod realizes that the two is fixedly connected or the two is fixedly connected by extending radially through pin 6.
Second push-pull rod is multi-ladder axle construction, further includes for being located at the T connector portion and setting gradually below
One shaft part, the second shaft part and thread segment.It is described when the first push-pull rod and the second push-pull rod are in Theoretical Design position each other
T connector portion is centrally placed in the T-slot, has one between the front end face of first shaft part and the rear end face of first push-pull rod
Fixed gap, not interfere the small size swing of relatively described first push-pull rod of second push-pull rod.The bearing is mounted on second
On shaft part, nut 16 is connected on the thread segment, the axial restraint of the inner ring for the bearing, the inner ring of the bearing
Rear end face is resisted against on the front end face of the nut.
The front end of the flexible shaft is equipped with bearing saddle bore, and the bearing is mounted in the bearing saddle bore, the bearing block
Positioning sleeve 18 is additionally provided in hole, the front end face of the outer ring of the bearing is resisted against on the rear end face of the positioning sleeve, the bearing
It is additionally provided with jump-ring slot in bore, circlip for hole 21 is installed in the jump-ring slot, the front end face of the positioning sleeve leans against institute
It states on the rear end face of circlip, the bearing realizes that axial twocouese is fixed by the positioning sleeve and the nut.
It is also arranged with guide sleeve 20 on the front outer diameter of the flexible shaft, described in the holding screw 19 being radially arranged by one
Guide sleeve, flexible shaft and positioning sleeve realization are relatively fixed.The guide sleeve is located at the front of the external splines.
For aforementioned various possible technical solutions, positioning disk 1, the positioning disk can also be arranged in the front of the end cap
Can be column structure of the bottom surface in fan annular, the positioning disk is wrapped circumferentially around around the end cap in the outer of the end cap
It encloses, and is relatively fixed with the end cap, fixation can be realized by screw 8 and washer 9.Use the column structure of fan annular can be with
More convenient installation.The inside cylinder of the positioning disk is equipped with one along the radially extending groove of segment of a cylinder, the handle base
Be equipped with can and relatively described radial groove mutually chimeric with the radial groove radial lugs 5-1 that slides back and forth, it is described fixed
Position disk inside cylinder go forward, after be respectively provided with one circumferentially extending preceding circumferential grooves 1-1 and rear circumferential grooves, it is described radial direction ditch
Slot is communicated with the preceding circumferential grooves and rear circumferential grooves.The front and rear ends of the radial groove can terminate in respectively it is described before
Circumferential grooves and rear circumferential grooves.In the preceding circumferential grooves and rear circumferential grooves with the radial groove be demarcate it is left and right
Both sides are respectively provided with a limit protrusion structure1-2, it is respectively used to the Derivative limit on the left or on the right position limit of the radial lugs, is avoided described
Radial lugs skid off the positioning disk from left and right direction, and screw specifically may be used to serve as in the limit protrusion structure.
The end cap and handle base are disk-shaped part, when the handle is in the extreme position pushed away, the handle bottom
The front end face of seat and the end cap fits.The rear end face of the handle base can be in middle part is high, annular that surrounding is low (because
Have through-hole) boss-shaped, in this case, and when pushing the handle to extreme position backward, the front end face phase with the end cap
What is be bonded is the rear end face of the annular convex platform of the handle base.The front end face of circumferential grooves is to the front end of the end cap after described
The distance in face is equal to or slightly greater than the front end faces of the radial lugs to the distance of the rear end face of the annular convex platform, after described
Space between the front end face of circumferential grooves and the front end face of the end cap is used to accommodate in hand when pushing away extreme position
The radial lugs of handle pedestal, while playing the role of axial limiting to the radial lugs.It is disengaged when needing to make the clutch
When, the handle is first rotated, the radial lugs are gone into the angular upper position with the radial groove face, i.e. unlocked position
(referring to Fig. 1), then side pulls the handle further along, and the external splines of the flexible shaft is made to be detached from the winning machine cutting part
Shaft gear internal spline.The presence of the preceding circumferential grooves can limit the drawing extreme position of the handle base.
The center of the end cap can be equipped with the flange that extends back, and the flange is passed through for first push-pull rod
Through-hole wall is equipped with several seal grooves, and felt 13 is provided in the seal groove of front end, close to the described close of rear end
O-ring 14 is equipped in sealing groove.The sealing structure can seal well, damping, dust-proof, to keep between the first push-pull rod and end cap
Preferable sliding and rotating effect.
The distance of the preceding circumferential grooves and rear circumferential grooves is preferably equal to the push-pull rod in when pushing away extreme position
Distance of the front end of the flexible shaft to the flanged rear face of the end cap.
It is additionally provided with annular seal groove on the rear end face of the end cap, O-ring 11 is equipped in slot, for the end cap and coal mining
Sealing between machine cutting motor.
The handle is the elongated rod member of gate, and the both ends of the handle are fixed on described by bolt 2, nut 3
On handle base.
The present invention coordinates by using specific joint structure and relative dimensions, forms the gap in multiple directions, wraps
Radial clearance between T-slot and T forming heads portion and axial gap and the axis pin radially gap between pin hole are included, to realize
The flexible connection between first push-pull rod and second push-pull rod.The front end face of first shaft part of the second push-pull rod
And first push-pull rod rear end face between axial gap and the compressed spring radially with accommodate the spring hole between
Gap can better ensure that the smooth of radial displacement and angular displacement between T-slot and T forming heads portion.
The so-called front and rear of the present invention corresponds respectively to left and right shown in Fig. 2, and the so-called left and right of the present invention corresponds to Fig. 2
On perpendicular to paper two opposite directions, the present invention it is so-called vertically and horizontally with respect to orientation shown in Fig. 2 for.It also needs to
Illustrate, the so-called relative position for being for expression correlated parts around and horizontally and vertically of the present invention is closed
System, does not constitute the restriction to its absolute orientation.
Description of the invention and application are illustrative, and it is not intended to limit the scope of the present invention to the above embodiment.
The deformation and change of embodiments disclosed herein are possible, the embodiment for those skilled in the art
Replacement and equivalent various parts be well known.It should be appreciated by the person skilled in the art that in the essence for not departing from the present invention
In the case of god or substantive characteristics, the present invention can in other forms, structure, arrangement, ratio, and with other components, material
It is realized with component.Without departing from the scope and spirit of the present invention, it can be carried out to embodiments disclosed herein
It deforms and changes.
Claims (10)
1. a kind of flexible damping type clutch, it is characterised in that：Including handle, handle base, end cap, push-pull rod and flexibility
Axis, the push-pull rod include the first push-pull rod and the second push-pull rod, the rear end of first push-pull rod and second push-pull rod
Front end flexible connection, first push-pull rod pass through the end cap center and connect with the end cap coaxially slide, it is described
Handle base is located at the front of the end cap, and is fixedly connected with the front of first push-pull rod, and the handle is fixed on institute
It states on handle base, the rear end of second push-pull rod is connect with the front end coaxial rotating of the flexible shaft.
2. flexible damping type clutch as described in claim 1, it is characterised in that：The flexible connection is using such as lower structure
It realizes：The rear portion of first push-pull rod is equipped with the T-slot that left and right horizontal extends, and the front of second push-pull rod is arranged to
Enough T connector portions that left and right horizontal is slided in the T-slot, the T connector portion are embedded in the T-slot and perpendicular by upper and lower two
Histogram is connected to coaxially arranged axis pin, and the axis pin is multi-diameter shaft, and the axis pin small end and big end are located at described first
In push-pull rod and the second push-pull rod, the pin hole on second push-pull rod for accommodating the upper and lower two axis pin big ends is same
A through-hole is equipped with a compressed spring in the pin hole between two axis pins, the compressed spring is in compressive state always,
And the upper and lower cell wall for forcing the step surface of upper and lower two axis pins to be pressed respectively against the T-slot on first push-pull rod is flat
On face, the vertical direction and front-rear direction straight-line dimension in the T connector portion are respectively smaller than the knot in the respective direction of the T-slot
The diameter of structure straight-line dimension and axis pin big end is less than the pin hole aperture in T connector portion, and the diameter of axis pin small end is pushed away less than first
Pin hole aperture on pull rod.
3. flexible damping type clutch as claimed in claim 2, it is characterised in that：Described T-slot or so it is unilateral open or
Left and right bilateral perforation.
4. flexible damping type clutch as claimed in claim 3, it is characterised in that：The rear end of second push-pull rod and institute
The front end for stating flexible shaft is connected by bearing.
5. flexible damping type clutch as claimed in claim 4, it is characterised in that：The middle part of the handle base is equipped with logical
Hole, the handle base are arranged by the through-hole and are fixed on first push-pull rod.
6. flexible damping type clutch as claimed in claim 5, it is characterised in that：The middle through-hole week of the handle base
It encloses equipped with the column flange extended forward, is fixed by bolt between the column flange and first push-pull rod.
7. flexible damping type clutch as claimed in claim 6, it is characterised in that：Second push-pull rod further includes being located at
The first shaft part, the second shaft part and the thread segment that the T connector portion is set gradually below, the front end face of first shaft part with it is described
The rear end face of first push-pull rod has certain interval, the bearing to be mounted on the second shaft part, and nut is connected on the thread segment,
The rear end face of the inner ring of the bearing is resisted against on the front end face of the nut.
8. flexible damping type clutch as claimed in claim 7, it is characterised in that：The front end of the flexible shaft is equipped with bearing
Bore, the bearing are mounted in the bearing saddle bore, and positioning sleeve is additionally provided in the bearing saddle bore, the outer ring of the bearing
Front end face is resisted against on the rear end face of the positioning sleeve, and jump-ring slot is additionally provided in the bearing saddle bore, is installed in the jump-ring slot
There are circlip for hole, the front end face of the positioning sleeve to lean against on the rear end face of the circlip.
9. flexible damping type clutch as claimed in claim 8, it is characterised in that：It is covered on the front outer diameter of the flexible shaft
Equipped with guide sleeve, the holding screw being radially arranged by one realizes the guide sleeve, flexible shaft and the positioning sleeve relatively solid
It is fixed.
10. the flexible damping type clutch as described in claim 1,2,3,4,5,6,7,8 or 9, it is characterised in that：The end
Positioning disk is additionally provided in front of lid, the positioning disk is column structure of the bottom surface in fan annular, and the positioning disk is around the end
Lid is wrapped circumferentially around in the periphery of the end cap, and is relatively fixed with the end cap, and the inside cylinder of the positioning disk is equipped with
One along the radially extending groove of segment of a cylinder, and the handle base is equipped with can be mutually chimeric with the radial groove and with respect to institute
State the radial lugs that radial groove slides back and forth, the inside cylinder of the positioning disk goes forward, after be respectively provided with circumferentially extending
Preceding circumferential grooves and rear circumferential grooves, the radial groove are communicated with the preceding circumferential grooves and rear circumferential grooves, all before described
One limit protrusion structure is respectively provided with the arranged on left and right sides that the radial groove is boundary into groove and rear circumferential grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710057616.6A CN106640070B (en) | 2017-01-26 | 2017-01-26 | Flexible damping type clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710057616.6A CN106640070B (en) | 2017-01-26 | 2017-01-26 | Flexible damping type clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106640070A CN106640070A (en) | 2017-05-10 |
| CN106640070B true CN106640070B (en) | 2018-08-10 |
Family
ID=58841311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710057616.6A Active CN106640070B (en) | 2017-01-26 | 2017-01-26 | Flexible damping type clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106640070B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242296B (en) * | 2019-07-17 | 2024-04-09 | 天地科技股份有限公司上海分公司 | Locking device for clutch mechanism of coal mining machine |
| CN115507130A (en) * | 2022-09-13 | 2022-12-23 | 扎赉诺尔煤业有限责任公司 | Clutch mechanism for coal mining machine, coal mining machine and application method of clutch mechanism |
| CN117570125B (en) * | 2024-01-15 | 2024-03-19 | 三一重型装备有限公司 | Clutch, coal mining machine rocker arm and coal mining machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4552001A (en) * | 1983-12-06 | 1985-11-12 | Medeco Security Locks, Inc. | High security T-handle assembly |
| CN201973128U (en) * | 2011-04-21 | 2011-09-14 | 江苏中机矿山设备有限公司 | Coal winning machine clutch provided with novel end cover |
| CN202266613U (en) * | 2011-10-20 | 2012-06-06 | 安徽山河矿业装备股份有限公司 | Cutting portion clutch device of coal mining machine |
| CN202381569U (en) * | 2011-12-12 | 2012-08-15 | 天地上海采掘装备科技有限公司 | Engaging and disengaging gear with auxiliary gear engaging function |
| CN204175302U (en) * | 2014-09-24 | 2015-02-25 | 山东能源机械集团中矿采煤机制造有限公司 | A kind of linkage for coal winning machine clutch and coal winning machine clutch |
| CN106286622A (en) * | 2016-09-20 | 2017-01-04 | 天地上海采掘装备科技有限公司 | A kind of positioner preventing clutch from automatically deviating from |
-
2017
- 2017-01-26 CN CN201710057616.6A patent/CN106640070B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4552001A (en) * | 1983-12-06 | 1985-11-12 | Medeco Security Locks, Inc. | High security T-handle assembly |
| CN201973128U (en) * | 2011-04-21 | 2011-09-14 | 江苏中机矿山设备有限公司 | Coal winning machine clutch provided with novel end cover |
| CN202266613U (en) * | 2011-10-20 | 2012-06-06 | 安徽山河矿业装备股份有限公司 | Cutting portion clutch device of coal mining machine |
| CN202381569U (en) * | 2011-12-12 | 2012-08-15 | 天地上海采掘装备科技有限公司 | Engaging and disengaging gear with auxiliary gear engaging function |
| CN204175302U (en) * | 2014-09-24 | 2015-02-25 | 山东能源机械集团中矿采煤机制造有限公司 | A kind of linkage for coal winning machine clutch and coal winning machine clutch |
| CN106286622A (en) * | 2016-09-20 | 2017-01-04 | 天地上海采掘装备科技有限公司 | A kind of positioner preventing clutch from automatically deviating from |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106640070A (en) | 2017-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106640070B (en) | Flexible damping type clutch | |
| CN105365995B (en) | Bicycle rear derailleur with bumper assembly | |
| CN103079735A (en) | Right angle drive with center support | |
| CN102817879A (en) | Hydro-pneumatic spring cylinder and engineering vehicle | |
| CN203412971U (en) | Connecting structure between speed reducer and motor | |
| CN207278256U (en) | Flexible damping type clutch | |
| CN204381421U (en) | A kind of easy broaching tool of direct-connected main shaft | |
| WO2018166396A1 (en) | Washing machine decelerating clutch and washing machine | |
| CN105522918A (en) | Stopper piece and bearing apparatus | |
| CN103322211B (en) | A kind of without pin connection metallic seal butterfly valve | |
| CN205578519U (en) | Damping falls propeller shaft that makes an uproar and holds | |
| CN103818427A (en) | Totally-closed gapless steering wheel tilting-type steering mechanism | |
| CN104165191B (en) | Bearing spacing and adjusting device | |
| CN103968019B (en) | A kind of electromotor damps low decay stretcher with big | |
| CN106130249A (en) | A kind of pressure-feedback-type controls single effect electricity cylinder | |
| CN104290802B (en) | Steering device damping structure and steering device | |
| CN104696516B (en) | A kind of axle sleeve can compensate for formula packaging mechanical seal | |
| CN204164177U (en) | A kind of bearing sleeve structure | |
| CN208632919U (en) | A kind of air damping formula is without impact vibration wheel and vibrated roller | |
| CN208021539U (en) | A kind of steering wheel structure for heavy truck | |
| CN106050161A (en) | Heavy shock absorber for drilling operation | |
| CN109236825A (en) | A kind of shaker arm connection structure | |
| CN217271776U (en) | Small-station rotating shaft assembly | |
| CN201006936Y (en) | Motor direct-drive overedger | |
| CN205702676U (en) | A kind of non-integral Rotary bisection saw |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |