CN102442529B - Follow-up transmission mechanism for conveying cleaning electrodes in international thermonuclear experimental reactor - Google Patents
Follow-up transmission mechanism for conveying cleaning electrodes in international thermonuclear experimental reactor Download PDFInfo
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- CN102442529B CN102442529B CN 201110298484 CN201110298484A CN102442529B CN 102442529 B CN102442529 B CN 102442529B CN 201110298484 CN201110298484 CN 201110298484 CN 201110298484 A CN201110298484 A CN 201110298484A CN 102442529 B CN102442529 B CN 102442529B
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- cam
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- gdc
- actuated
- connecting rod
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 55
- 238000004140 cleaning Methods 0.000 title claims abstract description 9
- 230000004927 fusion Effects 0.000 claims abstract description 14
- 238000012360 testing method Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 abstract description 15
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 6
- 239000003054 catalyst Substances 0.000 description 5
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
A follow-up transmission mechanism for conveying cleaning electrodes in an international thermonuclear experimental reactor solves the problem that potential safety hazards exist due to the fact that a driving motor needs to be moved, turned and steeved when GDC (glow discharge cleaning) electrodes in the prior art are conveyed from the outside to a thermonuclear fusion experimental reaction chamber. The follow-up transmission mechanism is characterized in that a GDC electrode conveying trolley is connected with a fixed rod of a follow-up lug rod through a connecting shaft and provided with a circular arc-shaped sliding groove, and the follow-up lug rod is slidably connected with the circular arc-shaped sliding groove through a connecting shaft. The follow-up transmission mechanism has the advantages that by the aid of a four-linkage mechanism and a cam linkage mechanism which are skillfully designed together, the driving motor does not need to be moved, turned and steeved, so that the GDC electrodes can move radially along a radial rail, the freedom degrees of the GDC electrodes moved to the reaction chamber in turning and steeving movement are realized, the requirement on conveying of the GDC electrodes in the international thermonuclear experimental reactor ultrahigh vacuum (10-6pa), powerful neutron irradiation and high-temperature (25 DEG C) environments is met, and the follow-up transmission mechanism is simple in structure, safe and reliable in operation, long in service life and simple and convenient in maintenance.
Description
Technical field
The invention belongs to thermonuclear fusion test mechanical transfer technical field, the servo-actuated transmission device of transmission direct current glow discharge cleaning electrode (GDC electrode) in particularly a kind of thermonuclear fusion test reactor (ITER).
Background technology
In the middle of the technology of thermonuclear fusion test reactor (ITER), need direct current glow discharge cleaning electrode (hereinafter to be referred as the GDC electrode) be transported to the thermonuclear fusion test catalyst chamber from the outside by transport sector.Transport sector of the prior art, comprise GDC electrode, GDC electrode transmission car and radial track, because in transmission course, the GDC electrode has mobile (radial motion) and steeves the action of (rotating 60 ° of angles), in order to realize this two actions, known designs is that a mobile drive motor and rotation drive motor of steeving is installed respectively on GDC electrode transmission car, still, because prior motor does not satisfy thermonuclear fusion test reactor ultrahigh vacuum (10
-6Pa), powerful neutron irradiation and high temperature (250 ℃) environment requirement, in transmission course, have potential safety hazard, and service life is low, maintenance is inconvenient, need improve existing technical scheme.
Summary of the invention
Technical matters to be solved by this invention is, overcome the deficiencies in the prior art and defective, a kind of mobile drive motor and rotation drive motor of steeving that do not need is provided, can realize GDC electrode radial motion and rotate the servo-actuated transmission device that transmits the GDC electrode in a kind of thermonuclear fusion test reactor (ITER) that moves of steeving, and satisfy heat at atomic fusion test reactor ultrahigh vacuum (10 with this
-6Pa), powerful neutron irradiation and high temperature (250 ℃) the environment requirement of transmission GDC electrode down.
The technical solution used in the present invention comprises the GDC electrode, GDC electrode transmission car and radial track, on GDC electrode transmission car, a pair of scroll wheel is installed by axletree, GDC electrode transmission car is connected with servo-actuated ear bar by second adapter shaft, first adapter shaft is installed in first connecting bore on servo-actuated ear bar, second adapter shaft is installed in second connecting bore on servo-actuated ear bar, the 3rd adapter shaft is installed in the 3rd connecting bore on servo-actuated ear bar, be processed with servo-actuated ear pole spacing groove and servo-actuated ear bar swinging chute at the radial track front end, GDC electrode transmission car front end is connected with the GDC electrode by the 4th adapter shaft, on GDC electrode transmission car, be provided with pull bar, described pull bar front end is connected with the GDC electrode by the 5th adapter shaft, back end of tie rod is connected with first adapter shaft, on GDC electrode transmission car, be processed with the circular arc sliding tray, the 3rd adapter shaft and circular arc sliding tray sliding block joint, on GDC electrode transmission car, a pair of scroll wheel is installed by axletree, described servo-actuated ear bar is a cam link, this cam link is made up of servo-actuated ear bar cam portion that is shaped as one and servo-actuated ear bar shaft portion, described servo-actuated ear bar cam portion comprises the cam front curve, plane on the cam, the cam lower plane, cam angular plane surface and cam first surface, cam second curved surface and cam the 3rd curved surface, described servo-actuated ear bar shaft portion comprises the connecting rod frontal plane, the connecting rod left surface, connecting rod right flank and connecting rod curved surface, on the connecting rod frontal plane, process first connecting bore, on the cam front curve, process second connecting bore and the 3rd connecting bore, angle between connecting rod left surface and the cam angular plane surface is α, and the angle folder on connecting rod right flank and the cam between the plane is β.
Angle α between described connecting rod left surface and the cam angular plane surface is 120 °, and the angle folder β on described connecting rod right flank and the cam between the plane is 120 °.
The present invention's beneficial effect compared with prior art is, the present invention designs four-bar linkage and cam link mechanism together dexterously, design through finite element path of motion, wherein shaft portion realizes the longitudinal travel constraint of mechanism, cam portion realizes that the dead axle of mechanism drives constraint, by with the circular arc sliding tray of servo-actuated ear bar bonded assembly the 3rd adapter shaft on GDC electrode transmission car in the swing guiding and the location of realizing the GDC electrode movement, by on GDC electrode transmission car, being free to slide the radial motion of realizing the GDC electrode with servo-actuated ear bar bonded assembly first adapter shaft pulling pull bar, and by with GDC electrode bonded assembly the 4th adapter shaft and the 5th adapter shaft the GDC electrode being steeved by path of motion design-calculated three dimensional space or setting level the θ angle, do not need (i.e. cancellation) mobile drive motor and the rotation drive motor of steeving, can realize the GDC electrode radially track radial motion and GDC electrode in moving to catalyst chamber, rotate two degree of freedom of action of steeving, satisfied at thermonuclear fusion test reactor ultrahigh vacuum (10
-6Pa), powerful neutron irradiation and the requirement of transmission GDC electrode down of high temperature (250 ℃) environment, and simple in structure, safe and reliable to operation, long service life is keeped in repair easy.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is that GDC electrode transmission car of the present invention and radial track concern scheme drawing;
Fig. 3 is a servo-actuated ear bar front view of the present invention;
Fig. 4 is the right elevation of Fig. 3;
Fig. 5 is the left view of Fig. 3;
Fig. 6 is the birds-eye view of Fig. 3.
Among the figure:
1.GDC electrode, 2. pull bar,
3.GDC electrode transmission car, 4, radial track,
4-1. servo-actuated ear pole spacing groove, 4-2. servo-actuated ear bar swinging chute,
5. servo-actuated ear bar (cam link),
5-1. first connecting bore, 5-2. second connecting bore,
5-3. the 3rd connecting bore, plane on the 5-4. cam,
5-5. cam lower plane; 5-6. cam angular plane surface;
5-7. connecting rod left surface; 5-8. connecting rod right flank;
5-9. connecting rod frontal plane; 5-10. cam front curve;
R1. cam first surface; R2. cam second curved surface
R3. cam the 3rd curved surface; R4. connecting rod curved surface;
α connecting rod left surface and cam angular plane surface angle;
Plane included angle on β connecting rod right flank and the cam;
The θ GDC electrode angle of steeving;
6. first adapter shaft, 7. second adapter shaft,
8. the 3rd adapter shaft, 9. circular arc sliding tray,
10. axletree, 11. the 4th adapter shafts,
12. the 5th adapter shaft, 13. scroll wheels.
The specific embodiment
The specific embodiment 1
As depicted in figs. 1 and 2, the present invention includes GDC electrode 1, GDC electrode transmission car 3 and radial track 4,5 meters of described radial track 4 length, be processed with servo-actuated ear pole spacing groove 4-1 and servo-actuated ear bar swinging chute 4-2 at radial track 4 front ends, GDC electrode transmission car 3 is installed in radial track 4,2.2 meters of described GDC electrode transmission car 3 length, electrode cable and cooling water pipe that interior dress moves with GDC electrode transmission car, on GDC electrode transmission car 3, a pair of scroll wheel 13 is installed by axletree 10, make GDC electrode transmission car 3 moving radially in radial track 4 lighter, GDC electrode transmission car 3 front ends are connected with GDC electrode 1 by the 4th adapter shaft 11, on GDC electrode transmission car 3, be provided with pull bar 2, described pull bar 2 front ends are connected with GDC electrode 1 by the 5th adapter shaft 12, first adapter shaft 6 on pull bar 2 rear ends and the servo-actuated ear bar 5 among the first connecting bore 5-1 is connected, said structure can be free to slide pull bar 2 on GDC electrode transmission car 3, GDC electrode 1 can be swung around the 4th adapter shaft 11 and the 5th adapter shaft 12;
Described servo-actuated ear bar 5 is a cam link, through finite element path of motion and rigidity and Intensity Design, its shape such as Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6, this cam link is made up of servo-actuated ear bar cam portion that is shaped as one and servo-actuated ear bar shaft portion, described servo-actuated ear bar cam portion comprises cam front curve 5-10, plane 5-4 on the cam, cam lower plane 5-5, cam angular plane surface 5-6 and cam first surface R1, cam second curved surface R2 and cam the 3rd curved surface R3, described servo-actuated ear bar shaft portion comprises connecting rod frontal plane 5-9, connecting rod left surface 5-7, connecting rod right flank 5-8 and connecting rod curved surface R4, processing diameter on connecting rod frontal plane 5-9 is the first connecting bore 5-1 of 20mm, processing diameter on cam front curve 5-10 is the second connecting bore 5-2 of 35mm and the 3rd connecting bore 5-3 that diameter is 20mm, angle α between connecting rod left surface 5-7 and the cam angular plane surface 5-6 is 120 °, and the angle folder β on connecting rod right flank 5-8 and the cam between the 5-4 of plane is 120 °;
Get back to shown in Figure 1, first adapter shaft 6 is installed among the first connecting bore 5-1 on servo-actuated ear bar 5, and be connected with pull bar 2 by first adapter shaft 6, second adapter shaft 7 is installed among the second connecting bore 5-2 on servo-actuated ear bar 5, and transmit car 3 by second adapter shaft 7 and GDC electrode and be connected, the 3rd adapter shaft 8 is installed among the 3rd connecting bore 5-3 on servo-actuated ear bar 5, and by circular arc sliding tray 9 sliding block joints on the 3rd adapter shaft 8 and the GDC electrode transmission car 3, circular arc sliding tray 9 on the GDC electrode transmission car 3 therefrom plays location and directional tagging, the servo-actuated ear bar 5 of above-mentioned cam link and its three connecting bores transmit the four-bar linkage that connected and composed of car 3 and pull bar 2 respectively with the GDC electrode, the present invention designs this four-bar linkage and cam link mechanism together dexterously, design through finite element path of motion, the guiding and the location that can make servo-actuated ear bar 5 realize 1 motion of GDC electrode by swing in the circular arc sliding tray 9 of the 3rd adapter shaft 8 on GDC electrode transmission car 3, by on GDC electrode transmission car 3, being free to slide the radial motion of realizing GDC electrode 1 with servo-actuated ear bar 5 bonded assemblys first adapter shaft 6 pulling pull bars 2, and by with GDC electrode 1 bonded assembly the 4th adapter shaft 11 and the 5th adapter shaft 12 the GDC electrode being steeved (60 °) by path of motion design-calculated three dimensional space or setting level the θ angle, do not need mobile drive motor and the rotation drive motor of steeving, radially the action and the electrode of track radial motion rotate the action of steeving in moving to catalyst chamber can to realize the GDC electrode.
Working process of the present invention is as follows:
During use, mechanism of the present invention is installed in 4 meters long cross tracks of transport sector, when the GDC electrode transmits car 3 under the drive of far-end drive motor and chain gear, GDC electrode transmission car 3 radially track 4 moves forward, 7.7 meters of strokes, when GDC electrode transmission car 3 when radially track 4 moves forward to certain position, driving servo-actuated ear bar 5 contacts with servo-actuated ear pole spacing groove 4-1 on the radial track 4, because servo-actuated ear pole spacing groove 4-1 blocks servo-actuated ear bar 5, servo-actuated ear bar 5 can not move forward again, GDC electrode 1 just in time enters in the thermonuclear fusion test catalyst chamber at this moment, move forward again, 5 beginnings of servo-actuated ear bar are along circular arc sliding tray 9 track swing, by on GDC electrode transmission car 3, being free to slide, by making GDC electrode 1 by the path of motion design-calculated three dimensional space θ angle (60 °) of steeving with GDC electrode 1 bonded assembly the 4th adapter shaft 11 and the 5th adapter shaft 12 with servo-actuated ear bar 5 bonded assemblys first adapter shaft 6 pulling pull bars 2; Otherwise, when returning, GDC electrode transmission car 3 is under the drive of far-end drive motor and chain gear, radially track 4 moves backward, and at GDC electrode 1(deadweight 250Kg) action of gravity under, servo-actuated ear bar 5 separates with servo-actuated ear pole spacing groove 4-1 on the radial track 4, up to GDC electrode 1 and GDC electrode transmission car 3 state that is in line, withdraws from from catalyst chamber.
Claims (3)
1. the servo-actuated transmission device of transmission cleaning electrode in the thermonuclear fusion test reactor, comprise GDC electrode (1), GDC electrode transmission car (3) and radial track (4), upward a pair of scroll wheel (13) is installed at GDC electrode transmission car (3) by axletree (10), it is characterized in that, GDC electrode transmission car (3) is connected with servo-actuated ear bar (5) by second adapter shaft (7), first adapter shaft (6) is installed in first connecting bore (5-1) on servo-actuated ear bar (5), second adapter shaft (7) is installed in second connecting bore (5-2) on servo-actuated ear bar (5), the 3rd adapter shaft (8) is installed in the 3rd connecting bore (5-3) on servo-actuated ear bar (5), be processed with servo-actuated ear pole spacing groove (4-1) and servo-actuated ear bar swinging chute (4-2) at radial track (4) front end, GDC electrode transmission car (3) front end is connected with GDC electrode (1) by the 4th adapter shaft (11), on GDC electrode transmission car (3), be provided with pull bar (2), described pull bar (2) front end is connected with GDC electrode (1) by the 5th adapter shaft (12), pull bar (2) rear end is connected with first adapter shaft (6), on GDC electrode transmission car (3), be processed with circular arc sliding tray (9), the 3rd adapter shaft (8) and circular arc sliding tray (9) sliding block joint.
2. according to the servo-actuated transmission device that transmits cleaning electrode in the described a kind of thermonuclear fusion test reactor of claim 1, it is characterized in that, described servo-actuated ear bar (5) is a cam link, this cam link is made up of servo-actuated ear bar cam portion that is shaped as one and servo-actuated ear bar shaft portion, described servo-actuated ear bar cam portion comprises cam front curve (5-10), plane on the cam (5-4), cam lower plane (5-5), cam angular plane surface (5-6) and cam first surface (R1), cam second curved surface (R2) and cam the 3rd curved surface (R3), described servo-actuated ear bar shaft portion comprises connecting rod frontal plane (5-9), connecting rod left surface (5-7), connecting rod right flank (5-8) and connecting rod curved surface (R4), on connecting rod frontal plane (5-9), process first connecting bore (5-1), on cam front curve (5-10), process second connecting bore (5-2) and the 3rd connecting bore (5-3), angle between connecting rod left surface (5-7) and the cam angular plane surface (5-6) is α, and the angle folder on connecting rod right flank (5-8) and the cam between plane (5-4) is β.
3. according to the servo-actuated transmission device that transmits cleaning electrode in the described a kind of thermonuclear fusion test reactor of claim 2, it is characterized in that, angle α between described connecting rod left surface (5-7) and the cam angular plane surface (5-6) is 120 °, and the angle folder β on described connecting rod right flank (5-8) and the cam between plane (5-4) is 120 °.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201110298484 CN102442529B (en) | 2011-09-28 | 2011-09-28 | Follow-up transmission mechanism for conveying cleaning electrodes in international thermonuclear experimental reactor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201110298484 CN102442529B (en) | 2011-09-28 | 2011-09-28 | Follow-up transmission mechanism for conveying cleaning electrodes in international thermonuclear experimental reactor |
Publications (2)
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CN102442529A CN102442529A (en) | 2012-05-09 |
CN102442529B true CN102442529B (en) | 2013-07-31 |
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CN 201110298484 Expired - Fee Related CN102442529B (en) | 2011-09-28 | 2011-09-28 | Follow-up transmission mechanism for conveying cleaning electrodes in international thermonuclear experimental reactor |
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Families Citing this family (1)
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CN104576276A (en) * | 2013-10-09 | 2015-04-29 | 核工业西南物理研究院 | Movable radio frequency glow electrode of nuclear fusion device |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3749137A (en) * | 1971-01-15 | 1973-07-31 | Jaeger E Kg | Drive for producing movement of the lay in weaving looms |
US5115838A (en) * | 1989-07-17 | 1992-05-26 | N.V. Michel Van De Wiele | Drive system for the knife grids of a double-lift jacquard machine |
CN2403685Y (en) * | 1999-08-17 | 2000-11-01 | 王松连 | Driving mechanism for loading in or from crates |
CN201254651Y (en) * | 2008-12-08 | 2009-06-10 | 钱谷兰 | Frame head transmission mechanism |
CN201284114Y (en) * | 2008-05-12 | 2009-08-05 | 陈建德 | Feed adjusting device of feeding machine |
CN101537612B (en) * | 2009-04-27 | 2010-12-29 | 辽宁聚智科技发展有限公司 | Crank block type mechanism arm |
CN201902520U (en) * | 2010-11-24 | 2011-07-20 | 中国航空工业集团公司沈阳飞机设计研究所 | Transformed four-bar motion mechanism |
CN202245168U (en) * | 2011-09-28 | 2012-05-30 | 沈阳慧宇真空技术有限公司 | Servo driving mechanism for transmitting cleaning electrode in ITER (International Thermonuclear Experimental Reactor) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004100735A (en) * | 2002-09-05 | 2004-04-02 | Japan Aviation Electronics Industry Ltd | Adjusting mechanism of clearance between cam follower and cam surface in conjugate cam |
-
2011
- 2011-09-28 CN CN 201110298484 patent/CN102442529B/en not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3749137A (en) * | 1971-01-15 | 1973-07-31 | Jaeger E Kg | Drive for producing movement of the lay in weaving looms |
US5115838A (en) * | 1989-07-17 | 1992-05-26 | N.V. Michel Van De Wiele | Drive system for the knife grids of a double-lift jacquard machine |
CN2403685Y (en) * | 1999-08-17 | 2000-11-01 | 王松连 | Driving mechanism for loading in or from crates |
CN201284114Y (en) * | 2008-05-12 | 2009-08-05 | 陈建德 | Feed adjusting device of feeding machine |
CN201254651Y (en) * | 2008-12-08 | 2009-06-10 | 钱谷兰 | Frame head transmission mechanism |
CN101537612B (en) * | 2009-04-27 | 2010-12-29 | 辽宁聚智科技发展有限公司 | Crank block type mechanism arm |
CN201902520U (en) * | 2010-11-24 | 2011-07-20 | 中国航空工业集团公司沈阳飞机设计研究所 | Transformed four-bar motion mechanism |
CN202245168U (en) * | 2011-09-28 | 2012-05-30 | 沈阳慧宇真空技术有限公司 | Servo driving mechanism for transmitting cleaning electrode in ITER (International Thermonuclear Experimental Reactor) |
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CN102442529A (en) | 2012-05-09 |
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