CN106704509A - Eccentric mechanism capable of achieving continuous amplitude adjustment in motion - Google Patents
Eccentric mechanism capable of achieving continuous amplitude adjustment in motion Download PDFInfo
- Publication number
- CN106704509A CN106704509A CN201710044713.1A CN201710044713A CN106704509A CN 106704509 A CN106704509 A CN 106704509A CN 201710044713 A CN201710044713 A CN 201710044713A CN 106704509 A CN106704509 A CN 106704509A
- Authority
- CN
- China
- Prior art keywords
- shaft
- driving shaft
- axis
- axle
- eccentric
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 26
- 230000033001 locomotion Effects 0.000 title claims abstract description 21
- 239000003351 stiffener Substances 0.000 claims description 20
- 210000003746 feather Anatomy 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 230000033228 biological regulation Effects 0.000 description 4
- 239000010426 asphalt Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013001 point bending Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
- F16H21/00—Gearings comprising primarily only links or levers, with or without slides
- F16H21/10—Gearings comprising primarily only links or levers, with or without slides all movement being in, or parallel to, a single plane
- F16H21/16—Gearings comprising primarily only links or levers, with or without slides all movement being in, or parallel to, a single plane for interconverting rotary motion and reciprocating motion
- F16H21/18—Crank gearings; Eccentric gearings
Abstract
The invention discloses an eccentric mechanism capable of achieving continuous amplitude adjustment in motion. The eccentric mechanism comprises a driving shaft, an inclined shaft, a shaft sleeve and an inclined sleeve; the driving shaft comprises a left half shaft and a right half shaft which share one axis, the inclined shaft is connected between the left half shaft and the right half shaft, the axis of the inclined shaft crosses with the axis of the driving shaft, and the included angle alpha between the inclined shaft and the driving shaft is 1 degree to 15 degrees; an inclined through hole is formed in the inclined sleeve, and the inclined shaft penetrates the inclined through hole and can slide along the inclined through hole; the shaft sleeve is rotationally connected to the inclined sleeve; and the driving shaft is driven by a driving mechanism and can slide in the axial direction of the driving shaft. By means of the technical scheme, even though the driving shaft is in the rotation state, the driving mechanism can drive a sliding plate to further drive a main shaft to slide in the axial direction of the driving shaft, and therefore the driving shaft drives the inclined shaft to move to generate relative displacement with respect to the inclined sleeve, the eccentric distance a is adjusted, the aim of adjusting the distance of up-and-down reciprocating motion of the shaft sleeve in real time is achieved, and the problem that a traditional eccentric mechanism cannot achieve continuous amplitude adjustment in motion is solved.
Description
Technical field
The present invention relates to a kind of eccentric stiffener, and in particular to a kind of eccentric machine that can realize continuously adjusting amplitude in moving
Structure.
Background technology
Eccentric stiffener because of its simple structure, workable, is widely used in all multirows as a kind of mechanical structure
Industry.It is tentering degree, such as bent axle that eccentric stiffener of the prior art is most of;Also there is an adjustable mechanism of part amplitude, but due to
Line shaft is rotary motion, it is impossible to installs real-time adjustable mechanism additional and carrys out real-time regulation bias amplitude, can only be out of service in line shaft
When adjust operation amplitude by adjusting eccentric throw, therefore eccentric stiffener real-time regulation bias width in motion process cannot be realized
Degree, it is impossible to meet equipment in operation to the demand of amplitude adjusted.No. 54 public affairs of Department of Transportation of the People's Republic of China (PRC) 2011 year
Announcement discloses People's Republic of China's professional standard《Highway engineering pitch and Asphalt Mixture Experiment code》(JTG E20-
2011), wherein《Asphalt four-point bending fatigue life test》(T0739-2011)In the 1.2nd article regulation, " the examination of standard
Condition is tested for 15 DEG C ± 0.5 DEG C of test temperature, loading frequency 10HZ ± 0.1 HZ, the continuous polarization string controlled using constant strain is added
Load pattern ".Associated production enterprise of the same trade at present typically by the way of cylinder or oil cylinder loading, proportion of utilization valve or servo valve
The displacement of cylinder/cylinder piston rod is adjusted, the Sine-wave loading to sample is realized, it has the disadvantage high cost, control system knot
Structure and computing mode are complicated, and system has failure or even out of control risk, cause waveform to deviate sine wave;And need configuration
Very big Hydraulic Station or air compressor, high energy consumption, noise is big.
The content of the invention
It is an object of the invention to provide a kind of eccentric stiffener that can realize continuously adjusting amplitude in moving, biography is can solve the problem that
System eccentric stiffener cannot realize the problem that motion amplitude is continuously adjusted in motion.
To achieve these goals, the present invention uses following technical scheme:
A kind of eccentric stiffener that can realize continuously adjusting amplitude in moving, it is characterized in that:Including driving shaft, inclined shaft, axle sleeve and
Tiltedly cover;Driving shaft includes left half axle, right axle shaft, and left half axle, right axle shaft have same axis, and described inclined shaft is connected to left half
Between axle, right axle shaft, the axis of inclined shaft intersects with the axis of driving shaft, and the angle α of the two is 1 °~15 °;In described oblique set
Oblique through hole is provided with, inclined shaft passes through the oblique through hole, and inclined shaft can be along the oblique through hole slip in tiltedly set;Described axle sleeve is rotationally connected with tiltedly
Put;Driving shaft is driven by drive mechanism can sliding axially along driving shaft.
In the present invention, the diameter parallel of the oblique bus and driving shaft for covering lateral surface, the lateral surface and axle of the oblique set
Set has a same eccentric axis, the diameter parallel of the eccentric axis and driving shaft and with eccentric throw a, and axle sleeve is rotated by bearing
Be connected on the lateral surface of oblique set, when driving shaft is rotated axle sleeve on one side with inclined shaft around the axis of driving shaft do radius for a revolution,
While can be around eccentric axis rotation;Any point does plane and the active of revolution motion with inclined shaft around the axis of driving shaft on axle sleeve
The axis perpendicular of axle.
In the present invention, the axis of the inclined shaft covers left and right end surface symmetric face and the tiltedly friendship of the axis of set lateral surface through oblique
Point.
In the present invention, sliding block is connected with described axle sleeve, sliding block can be along the first slide;First guide rail is connected to
One end of guide rod, the other end of guide rod is connected with executing agency, and guide rod can be made along the plane with the axis perpendicular of driving shaft
Linear motion.Executing agency's output of the guide rod other end is sine wave.
In the present invention, described axle sleeve can also be hinged with one end of guide rod, and the other end of guide rod is connected with executing agency,
Guide rod can be for linear motion along the plane of the axis perpendicular with driving shaft.
In order to be oriented to tiltedly set, in the present invention, inclined shaft is coordinated by feather key with tiltedly set, and inclined shaft is provided with guiding
Key, the oblique through hole for tiltedly covering is provided with the keyway being engaged with feather key.
In the present invention, described left half axle, right axle shaft is rotationally connected with left socle, right support respectively, left socle, right branch
Frame is fixed on slide plate, and slide plate is driven by drive mechanism can sliding axially along driving shaft.Drive mechanism drives slide plate and then band
Dynamic main shaft sliding axially along driving shaft.
In the present invention, the screw pair that described drive mechanism drives for servomotor, servomotor is connected to frame
On, nut is connected on right support, and the one end for the leading screw being adapted with nut is connected with the output shaft of servomotor.
In the present invention, described drive mechanism can also be cylinder/oil cylinder, and cylinder/oil cylinder is connected in frame, cylinder/
The piston rod of oil cylinder is connected on right support.
Beneficial effects of the present invention:
Beneficial effects of the present invention can be apparent from following analysis, and executing agency of the invention is connected by guide rod with axle sleeve,
Axle sleeve is rotationally connected with and tiltedly puts, and tiltedly set can be slided on inclined shaft, and inclined shaft is connected between the left half axle of driving shaft, right axle shaft,
Driving shaft can drive inclined shaft to be moved left and right in its axis direction, and when drive mechanism drives driving shaft left and right mobile, inclined shaft is along tiltedly set
Interior oblique through hole slide and order about tiltedly put, bottom offset, the rotation axis of axle sleeve separates with the axis of driving shaft, is allowed to and actively
The axis of axle produces certain eccentric throw a, driving shaft that pumping for axle sleeve is just produced when rotating, therefore inclined by regulation
The heart away from a can the distance that pumps of real-time adjustment axle sleeve, and eccentric throw a be by change be fixed on it is oblique on driving shaft
Axle is obtained with the relative position of oblique set, and in technical scheme, driving shaft is rotationally connected with left socle, right support,
Left socle, right support are fixed on slide plate, and slide plate is driven by drive mechanism can sliding axially along driving shaft;Using of the invention
Technical scheme, even if driving shaft is under rotation status, drive mechanism can also drive slide plate and then drive main shaft along driving shaft
Slide axially, so that driving shaft drives inclined shaft movement to produce relative displacement with tiltedly set, adjust eccentric throw a, realize real-time adjustment
The purpose of the distance that axle sleeve pumps, solving traditional eccentric stiffener cannot realize that motion amplitude is continuously adjusted in motion
The problem of section.
The advantage of the technical program is to obtain sine wave or other waveforms, waveform stabilization using pure mechanic structure, it is not necessary to
Complicated control system, low cost, fault rate is low, and energy consumption is low, noise is small.
Brief description of the drawings
Fig. 1 is the schematic front view of the embodiment of the present invention one.
Fig. 2 regards schematic diagram for the right side of the embodiment of the present invention one.
Fig. 3 is the schematic front view of the embodiment of the present invention two.
Fig. 4 regards schematic diagram for the right side of the embodiment of the present invention two.
In figure:1- executing agencies, 2- guide rods, the guide rails of 3- first, 4- sliding blocks, 5- tiltedly covers, 6- frames, the guide rails of 7- second, 8-
Slide plate, 9- left socles, the axis of 10- driving shafts, 11- eccentric axis, 12- left half axles, 13- inclined shafts, 14- axle sleeves, 15- bearings,
16- right axle shafts, the axis of 17- inclined shafts, 18- right supports, 19- drive mechanisms, 20- nuts, 21- leading screws, 22- piston rods, 23- pins
Axle, 24- contiguous blocks, the angle between the axis of α-inclined shaft and the axis of driving shaft, a- eccentric throws.
Specific embodiment
To make the objects, technical solutions and advantages of the present invention become more apparent, develop simultaneously embodiment referring to the drawings, right
The present invention is further described.
Embodiment one:
Referring to Fig. 1, Fig. 2, a kind of eccentric stiffener that can realize continuously adjusting amplitude in moving is installed on sine wave fatigue test
On machine, for asphalt four-point bending fatigue life test, including driving shaft, inclined shaft 13, axle sleeve 14 and 5 are tiltedly covered;Actively
Axle is therefrom separated as left half axle 12, right axle shaft 16, and left half axle 12, right axle shaft 16 have same axis, described inclined shaft 13
It is connected between left half axle 12, right axle shaft 16, the axis 17 of inclined shaft intersects with the axis 10 of driving shaft, and the angle of the two is α;Institute
Oblique through hole is provided with the oblique set 5 stated, inclined shaft 13 passes through the oblique through hole, and inclined shaft 13 can be along the oblique through hole slip in tiltedly set 5;Described
Axle sleeve 14 is rotationally connected with tiltedly set 5;Driving shaft is driven by drive mechanism 19 can sliding axially along driving shaft.
In above-mentioned technical proposal, the bus of the lateral surface of the oblique set 5 is parallel with the axis 10 of driving shaft, the oblique set 5
Lateral surface and axle sleeve 14 there are same eccentric axis 11, the eccentric axis 11 are parallel with the axis 10 of driving shaft and with bias
Away from a, axle sleeve 14 is rotationally connected with the tiltedly lateral surface of set 5 by bearing 15, and the one side of axle sleeve 14 is with inclined shaft 13 when driving shaft is rotated
Radius is done for the revolution of a, while can be around the rotation of eccentric axis 11 around the axis 10 of driving shaft;Any point is with inclined shaft on axle sleeve 14
13 around driving shaft axis 10 do revolution motion plane it is perpendicular with the axis 10 of driving shaft.
In above-mentioned technical proposal, the axis 17 of the inclined shaft passes through the tiltedly plane of symmetry of 5 or so end faces of set and tiltedly set lateral surface
Axis intersection point.
In above-mentioned technical proposal, sliding block 4 is fixed with described axle sleeve 14, sliding block 4 can be slided along the first guide rail 3;The
One guide rail 3 is connected to one end of guide rod 2, and the other end of guide rod 2 is connected with executing agency 1, and guide rod 2 can be along the axle with driving shaft
The perpendicular plane of line 10 is for linear motion.
In above-mentioned technical proposal, inclined shaft 13 is coordinated by feather key with tiltedly set 5, and inclined shaft 13 is provided with feather key, tiltedly covers 13
Oblique through hole be provided with the keyway being engaged with feather key.
In above-mentioned technical proposal, described left half axle, right axle shaft is rotationally connected with left socle 9, right branch by bearing respectively
On frame 18, left socle 9, right support 18 are fixed on slide plate 8, and frame 6 is provided with second parallel with the axis 10 of driving shaft
Guide rail 7, slide plate 8 is driven by drive mechanism 19 and can be slided along the second guide rail 7, i.e. sliding axially along driving shaft;The present embodiment
The screw pair that is driven for servomotor of drive mechanism 19, servomotor is connected in frame 6 by link, nut 20
It is connected on right support 18, the one end of leading screw 21 being adapted with nut 20 is connected with the output shaft of servomotor;Servomotor
Leading screw 21 is driven to rotate, nut 20 drives left socle 9, right support 18, slide plate 8 to move together.
The operation principle of the present embodiment is as follows:
Axle sleeve 14 is arranged on tiltedly set 5 by bearing 15, and tiltedly set 5 is arranged on inclined shaft 13 with being slidably matched by feather key, tiltedly
The lateral surface of set 5 has same eccentric axis 11 with axle sleeve 14, and parallel with the axis 10 of driving shaft, and inclined shaft 13 is connected to actively
Between left half axle 12, the right axle shaft 16 of axle, the axis 17 of inclined shaft intersects with the axis 10 of driving shaft, the angle α of the two be 1 °~
15 °, the present embodiment takes 3 °;Driving shaft can drive inclined shaft 13 to be moved left and right in its axis direction, axis 17, guide rod 2 when inclined shaft
When reciprocating axis, the line of axis 10 3 of driving shaft intersect at a point, the now amplitude for pumping of axle sleeve 14
It is zero, i.e., axle sleeve is not moved about 14;When drive mechanism 19 drives driving shaft left and right mobile, inclined shaft 13 is along tiltedly logical in tiltedly set 5
Hole is slided, and orders about tiltedly 5 displacements of set, and the rotation axis of axle sleeve 14 is that eccentric axis 11 are separated with the axis 10 of driving shaft, is allowed to
Certain eccentric throw a is produced with the axis 10 of driving shaft, the now rotation of driving shaft just produces pumping for axle sleeve 14,
The distance that real-time adjustment axle sleeve pumps by by adjusting eccentric throw a, and it is being connected to holding for the other end of guide rod 2
Sine wave is obtained in row mechanism 1.
Embodiment two:
Referring to Fig. 3, Fig. 4, a kind of eccentric stiffener that can realize continuously adjusting amplitude in moving, its axle sleeve 14 and the one of guide rod 2
End is hinged by bearing pin 23, contiguous block 24, and contiguous block 24 is fixed on axle sleeve 14, the other end and the phase of executing agency 1 of guide rod 2
Even, guide rod 2 can be for linear motion along the plane perpendicular with the axis 10 of driving shaft.
The drive mechanism 19 of the present embodiment is cylinder/oil cylinder, and cylinder/oil cylinder is connected in frame 6 by link, gas
The rod end of the piston rod 22 of cylinder/oil cylinder is connected on right support 18;The piston rod 22 of cylinder/oil cylinder drives left socle 9, right support
18th, slide plate 8 is moved together.Remaining structure is repeated no more with embodiment one.
Above-mentioned specific embodiment is only specific case of the invention, is not the limitation for making other forms to the present invention,
Any those skilled in the art are changed or are modified as equivalent variations possibly also with the technology contents of the disclosure above
Equivalent implementations.But on the premise of every principle without departing from the technology of the present invention, according to technical spirit of the invention to the above
Any simple modification, equivalent variations and remodeling that implementation method is made, should all fall into scope of patent protection of the invention.
Claims (9)
1. it is a kind of can to realize continuously adjusting the eccentric stiffener of amplitude in motion, it is characterized in that:Including driving shaft, inclined shaft, axle sleeve
With tiltedly set;Driving shaft includes left half axle, right axle shaft, and left half axle, right axle shaft have same axis, and described inclined shaft is connected to left half
Between axle, right axle shaft, the axis of inclined shaft intersects with the axis of driving shaft, and the angle α of the two is 1 °~15 °;In described oblique set
Oblique through hole is provided with, inclined shaft passes through the oblique through hole, and inclined shaft can be along the oblique through hole slip in tiltedly set;Described axle sleeve is rotationally connected with tiltedly
Put;Driving shaft is driven by drive mechanism can sliding axially along driving shaft.
2. can realize being continuously adjusted in moving the eccentric stiffener of amplitude as claimed in claim 1, it is characterized in that:Outside the oblique set
The bus of side and the diameter parallel of driving shaft, lateral surface and the axle sleeve of the oblique set have same eccentric axis, the eccentric shaft
The diameter parallel of line and driving shaft and with eccentric throw a, axle sleeve is rotationally connected with the lateral surface of oblique set by bearing, driving shaft
Axle sleeve during rotation around the axis of driving shaft with inclined shaft while do radius for the revolution of a, while can be around eccentric axis rotation;On axle sleeve
The plane of revolution motion and the axis perpendicular of driving shaft are done around the axis of driving shaft with inclined shaft in any point.
3. can realize being continuously adjusted in moving the eccentric stiffener of amplitude as claimed in claim 2, it is characterized in that:The inclined shaft
Intersection point of the axis through the axis for tiltedly covering left and right end surface symmetric face and oblique set lateral surface.
4. can realize being continuously adjusted in moving the eccentric stiffener of amplitude as described in Claims 2 or 3, it is characterized in that:Described
Sliding block is connected with axle sleeve, sliding block can be along the first slide;First guide rail is connected to one end of guide rod, the other end of guide rod
It is connected with executing agency, guide rod can be for linear motion along the plane of the axis perpendicular with driving shaft.
5. can realize being continuously adjusted in moving the eccentric stiffener of amplitude as described in Claims 2 or 3, it is characterized in that:Described
Axle sleeve is hinged with one end of guide rod, and the other end of guide rod is connected with executing agency, and guide rod can mutually hang down along the axis with driving shaft
Straight plane is for linear motion.
6. can realize being continuously adjusted in moving the eccentric stiffener of amplitude as claimed in claim 1, it is characterized in that:Inclined shaft is by leading
Xiang Jianyu tiltedly covers cooperation, and inclined shaft is provided with feather key, and tiltedly the oblique through hole of set is provided with the keyway being engaged with feather key.
7. can realize being continuously adjusted in moving the eccentric stiffener of amplitude as claimed in claim 1, it is characterized in that:Described left half
Axle, right axle shaft are rotationally connected with left socle, right support respectively, and left socle, right support are fixed on slide plate, and slide plate is by driving machine
Structure drives can sliding axially along driving shaft.
8. can realize being continuously adjusted in moving the eccentric stiffener of amplitude as described in claim 1 or 7, it is characterized in that:Described
Drive mechanism is the screw pair that servomotor drives, and servomotor is connected in frame, and nut is connected on right support, with
The one end for the leading screw that nut is adapted is connected with the output shaft of servomotor.
9. can realize being continuously adjusted in moving the eccentric stiffener of amplitude as described in claim 1 or 7, it is characterized in that:Described
Drive mechanism is cylinder/oil cylinder, and cylinder/oil cylinder is connected in frame, and the piston rod of cylinder/oil cylinder is connected on right support.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710044713.1A CN106704509A (en) | 2017-01-21 | 2017-01-21 | Eccentric mechanism capable of achieving continuous amplitude adjustment in motion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710044713.1A CN106704509A (en) | 2017-01-21 | 2017-01-21 | Eccentric mechanism capable of achieving continuous amplitude adjustment in motion |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106704509A true CN106704509A (en) | 2017-05-24 |
Family
ID=58909395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710044713.1A Pending CN106704509A (en) | 2017-01-21 | 2017-01-21 | Eccentric mechanism capable of achieving continuous amplitude adjustment in motion |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106704509A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108444849A (en) * | 2018-03-08 | 2018-08-24 | 西南交通大学 | Synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine and its component |
CN111289211A (en) * | 2020-04-01 | 2020-06-16 | 中国空气动力研究与发展中心超高速空气动力研究所 | Dynamic eccentric separation device applied to model interstage dynamic separation wind tunnel test |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3614896A (en) * | 1968-08-16 | 1971-10-26 | Micromedic Systems Inc | Eccentric mechanism for converting a rotary movement into a reciprocating rectilinear movement of variable amplitude |
RU2223431C1 (en) * | 2002-08-15 | 2004-02-10 | Волгоградская государственная сельскохозяйственная академия | Piston machine drive mechanism with rocking plate |
CN101029680A (en) * | 2006-03-03 | 2007-09-05 | 明勗企业有限公司 | Eccentric transmission of punch press |
CN101918736A (en) * | 2008-01-18 | 2010-12-15 | 瓦里博克斯Ip股份有限公司 | A continuously variable transmission machine |
CN105659783B (en) * | 2008-12-26 | 2014-01-08 | 北京精密机电控制设备研究所 | Eccentric lever type servo control mechanism |
CN203508960U (en) * | 2013-09-30 | 2014-04-02 | 上海重矿连铸技术工程有限公司 | Crystallizer vibration generating device with amplitude adjustable online |
CN206478184U (en) * | 2017-01-21 | 2017-09-08 | 济南天辰试验机制造有限公司 | The eccentric stiffener that amplitude is continuously adjusted in motion can be realized |
-
2017
- 2017-01-21 CN CN201710044713.1A patent/CN106704509A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3614896A (en) * | 1968-08-16 | 1971-10-26 | Micromedic Systems Inc | Eccentric mechanism for converting a rotary movement into a reciprocating rectilinear movement of variable amplitude |
RU2223431C1 (en) * | 2002-08-15 | 2004-02-10 | Волгоградская государственная сельскохозяйственная академия | Piston machine drive mechanism with rocking plate |
CN101029680A (en) * | 2006-03-03 | 2007-09-05 | 明勗企业有限公司 | Eccentric transmission of punch press |
CN101918736A (en) * | 2008-01-18 | 2010-12-15 | 瓦里博克斯Ip股份有限公司 | A continuously variable transmission machine |
CN105659783B (en) * | 2008-12-26 | 2014-01-08 | 北京精密机电控制设备研究所 | Eccentric lever type servo control mechanism |
CN203508960U (en) * | 2013-09-30 | 2014-04-02 | 上海重矿连铸技术工程有限公司 | Crystallizer vibration generating device with amplitude adjustable online |
CN206478184U (en) * | 2017-01-21 | 2017-09-08 | 济南天辰试验机制造有限公司 | The eccentric stiffener that amplitude is continuously adjusted in motion can be realized |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108444849A (en) * | 2018-03-08 | 2018-08-24 | 西南交通大学 | Synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine and its component |
CN111289211A (en) * | 2020-04-01 | 2020-06-16 | 中国空气动力研究与发展中心超高速空气动力研究所 | Dynamic eccentric separation device applied to model interstage dynamic separation wind tunnel test |
CN111289211B (en) * | 2020-04-01 | 2024-03-08 | 中国空气动力研究与发展中心超高速空气动力研究所 | Dynamic eccentric separation device applied to model interstage dynamic separation wind tunnel test |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103991013B (en) | Pipe end surfaces externally and internally synchronizes arrangement for grinding | |
CN102941390B (en) | Multidimensional intersecting line tapping and cutting system for pipeline | |
CN206478184U (en) | The eccentric stiffener that amplitude is continuously adjusted in motion can be realized | |
CN106704509A (en) | Eccentric mechanism capable of achieving continuous amplitude adjustment in motion | |
CN107803817A (en) | A kind of industrial goods transfer robot | |
CN107282726A (en) | Section bar three-dimensional roll bending machine | |
CN103802008B (en) | Be convenient to the abrasive band planisher pulley arrangement adjusting sandpaper strip rate of tension | |
BRPI0400489A (en) | Pulling roll unit and process for controlling the operation of said pull rollers in a rolling mill | |
EP1500588A4 (en) | Method for producing a lift and a horizontal thrust | |
CN203848770U (en) | Improved-type bearing circle run-out detecting device | |
CN106737274A (en) | A kind of robot parts clamping device | |
CN206573757U (en) | The deviation correcting device of bar is recognized outside cable jacket | |
CN108045876A (en) | A kind of conveyer belt deviation correcting device | |
CN107932108A (en) | A kind of mechanical processing fixture of angle adjustable | |
CN207390652U (en) | Pre- actinobacillus device | |
CN108414344B (en) | Stroke adjusting structure of high-low temperature rubber stretching fatigue testing machine | |
CN203044586U (en) | Flat steel leveling and straightening device | |
CN205929607U (en) | Position adjusting device for pressure wheel of corrugating machine | |
CN105689414A (en) | Quick-changing structure for transporting roller bed | |
CN208585795U (en) | A kind of machinery operator for pharmaceutical production | |
CN108237727A (en) | A kind of carton apparatus for leveling | |
CN208825256U (en) | The round as a ball device of thin skin workpiece | |
CN207156520U (en) | Exocarpium Citri Rubrum tablet press machine | |
CN107235191A (en) | Box packing machine mold exchange rapid adjustable mechanism | |
CN207329904U (en) | A kind of rewinding pressure roller |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Xu Zhaohui Inventor after: Wang Ligang Inventor after: Cheng Yingchao Inventor before: Wang Ligang Inventor before: Xu Zhaohui Inventor before: Cheng Yingchao |