CN202049197U - Centering device for slow wave structure and disturbance rod - Google Patents
Centering device for slow wave structure and disturbance rod Download PDFInfo
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- CN202049197U CN202049197U CN2010201418182U CN201020141818U CN202049197U CN 202049197 U CN202049197 U CN 202049197U CN 2010201418182 U CN2010201418182 U CN 2010201418182U CN 201020141818 U CN201020141818 U CN 201020141818U CN 202049197 U CN202049197 U CN 202049197U
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Abstract
The utility model relates to a centering device for a slow wave structure and a disturbance rod. Two sets of clamping assemblies are respectively arranged at two ends of a base plate, a slow wave structure fixing seat is arranged in the middle of the base plate, and distance between the center of the two sets of clamping assemblies and the center of the slow wave structure fixing seat is the same as the length of the disturbance rod and is larger than 1/2 length of the slow wave structure. An inner frame of each clamping assembly is located in an outer frame. V-shaped grooves at two side surfaces at bottom of a mobile frame are respectively combing with a V-shaped groove of an adjusting block and a V-shaped groove of an adapter plate, and balls are arranged in the V-shaped grooves. Nuts are respectively arranged on a top board of the outer frame, a top board of the inner frame, a nut shoe plate of the outer frame and a nut shoe plate of the inner frame. A vertical guide rail is positioned at an inner surface of a side plate of an outer frame guide rail, a horizontal guide rail is positioned at an inner surface of a bottom plate of the inner frame, relative movement between the inner frame and the outer frame and relative movement between the inner frame and a support are realized by the vertical guide rail and the horizontal guide rail. The centering device can improve centering precision, keep the disturbance rod tightly stretched, and is suitable for slow wave structures with different models. Besides, the centering device is simple in structure, convenient in usage and high in adjusting precision.
Description
Technical field
The present invention relates to mechanical field, specifically is the centralising device of a kind of slow-wave structure and disturbing rod.
Background technology
Helix TWT is a kind of typical microwave amplifier spare, compares with all kinds of microwave devices, characteristics such as except having broadband, high-gain, high-frequency, characteristics such as high-power, also have life-span length, good reliability, volume is little, simple in structure and price is suitable.Most popular method is exactly the disresonance perturbation method in the measuring method of present mutual impedance.The method of testing of disresonance mutual impedance is when disturbing rod does not enter the slow-wave structure passage, carry out a phase measurement, write down the phase place under all frequencies, when disturbing rod after slow-wave structure channel center fixes, note the phase place under all frequencies once more, calculate mutual impedance by mathematical formulae then.Therefore require in the travelling-wave tube mutual impedance is measured, the centralising device of slow-wave structure and disturbing rod can be regulated horizontal and vertical, the degree of regulation height.
In the prior art, the method that is used for the centering adjusting has following several: the one, adopt eccentric mechanism, by eccentric rotation, change accordingly with respect to the working position of the center of circle at vertical and horizontal, and its position of disturbing screw mandrel of being fixed in excentric shaft is changed, but eccentric wheel is bad at transferring power, and processing difficulties, the cost height.The 2nd, the method for pad adjusting mechanism is unclamped the high-strength bolt on the fixing disturbing rod device earlier before the adjustment, and pad is adjusted in increase and decrease then, after disturbing rod and slow-wave structure centering, tighten high-strength bolt, to reach the purpose of centering, but its inconvenient operation, precision is low.In a word, the centering regulating device operation in the travelling-wave tube coupling measurement system at present is complicated, and operation is more loaded down with trivial details.
Summary of the invention
For overcome exist in the prior art or transferring power is ineffective, processing difficulties, cost height, perhaps inconvenient operation, deficiency that precision is low the present invention proposes a kind of centralising device that is used for the travelling-wave tube coupling measurement.
The present invention includes base plate, two sleeve clamp assemblies and a cover slow-wave structure holder.Two sleeve clamp assemblies are installed in the two ends of base plate respectively, the slow-wave structure fixed seating is in the centre of base plate, and the distance between the two sleeve clamp assembly centers is with the length of disturbing rod, and the distance between two sleeve clamp assembly centers and the slow-wave structure holder center is greater than 1/2 length of slow-wave structure.
Clamp assembly comprises housing, inside casing, centre clamp, attaching nut and guide rail, and wherein, the deckle board of housing surrounding is respectively housing nut support plate, housing guide rail side plate, housing top board and outer frame bottom plate.The deckle board of inside casing surrounding is respectively inside casing guide rail side plate, inside casing nut support plate, internal frame top plate and interior frame bottom plate.Centre clamp comprises adjusts piece, connecting rod, moving frame, support, card extender, front apron, backboard, adjustment screw, housing screw, screw support plate, back-moving spring, upper clamp nozzle and lower clamp nozzle.Inside casing is arranged in housing.Centre clamp is fixed in the inside casing by the attaching nut.
The upper clamp nozzle of centre clamp and lower clamp nozzle are installed in respectively on two connecting rods, and pack in the lump in the moving frame together with two connecting rods; Moving frame is positioned at the upper surface of card extender; Card extender is fixed on the support; Adjust the side that piece is positioned at moving frame 4; The V-shaped groove on moving frame 4 two bottom sides surfaces is involutory with the V-shaped groove of adjusting on piece and the card extender respectively; In V-shaped groove, be placed with ball;
Housing sidepiece nut is fixedly mounted in the through hole of inside casing nut support plate, and housing top board nut is fixedly mounted in the housing top board nut mounting hole on the housing top board; Inside casing sidepiece nut is fixedly mounted in the support threaded hole on the support, and the internal frame top plate nut is fixedly mounted in the mounting hole on the internal frame top plate; Inside casing sidepiece nut is concentric with housing sidepiece nut; One end of inside casing sidepiece nut is inserted in the housing sidepiece nut, and by the sidepiece screw rod inside casing sidepiece nut is connected with housing sidepiece nut; The internal frame top plate nut is concentric with housing top board nut; One end of internal frame top plate nut is inserted in the housing top board nut, and by top screws the internal frame top plate nut is connected with housing top board nut; The slide of vertical guide rail is fixed on the inside surface of housing guide rail side plate; The slide block of the vertical guide rail of inside casing guide rail side plate by being fixed on its outside surface is realized the relative motion with housing; The inside surface of frame bottom plate in the slide of horizontal guide rail is fixed on; The slide block of the horizontal guide rail of support by being fixed on its lower surface is realized the relative motion with inside casing;
The slow-wave structure holder comprises bearing, turnover panel support and turnover panel; Wherein, turnover panel is fixed on the bearing top by the turnover panel support, and the rubber blanket at turnover panel lower surface center compresses the slow-wave structure of the V-shaped groove that is arranged in bearing; It is 90 ° V-shaped groove that the bearing top has angle, and the central lines of the center line of this V-shaped groove and bearing.
The housing top board nut mounting hole that perforation is arranged on the described housing top board; On the center line that is centered close to housing top board length direction of this housing top board nut mounting hole, and be positioned at housing guide rail side plate one side of housing top board Width center line; There is the mounting hole of housing sidepiece nut at the middle part of housing nut support plate 18.
The described slide block of locating to be fixed with vertical guide rail at inside casing guide rail side plate outside surface center on the upper side; Locate the mounting hole of inside casing sidepiece nut on the upper side at inside casing nut support plate center; Two tapped through holes that distribute on the horizontal center line of interior frame bottom plate, the slide of frame bottom plate and horizontal guide rail fixedlys connected in being used for; The slide that horizontal guide rail is arranged on the horizontal center line of inside casing plate inner surface.
It is the V-shaped groove that 90 °, length run through the length of adjusting piece that adjustment piece one side surface in the described centre clamp has angle, and the width at this V-shaped groove notch place is with the diameter of ball; Centre clamp in the outside surface both sides of moving frame bottom, symmetry have a V-arrangement ball grooves, and the angle between this ball grooves cell wall is 90 °.There is screw hole at the bottom land center of V-arrangement ball grooves one end, and the center line of this screw hole is perpendicular to the wallboard that constitutes moving frame U-shaped structure; In the edge of moving frame two wallboard inside surfaces one side, what be arranged above and below is equipped with connecting rod and jaw; Moving frame two wallboards one end end face is fixedlyed connected with the screw support plate.Be fixed with the slide block of horizontal guide rail at the middle part of support plate; Be fixed with adjustment piece and card extender respectively in horizontal guide rail slide block both sides.Have 90 ° of V-shaped grooves on the lug surface of card extender, be used to place ball; Card extender is fixedlyed connected with adjustment piece and support; The screw support plate is fixedlyed connected with moving frame.
Described attaching nut comprises housing top board nut, internal frame top plate nut, housing sidepiece nut, inside casing sidepiece nut, top screws, sidepiece screw rod and top handwheel, sidepiece handwheel; Wherein, the outer round surface of housing top board nut has joint flange, and the lower surface of this joint flange is apart from the distance of the housing top board nut one end end face thickness with internal frame top plate, and housing top board nut is connected with the mobile of housing top board, and top screws cooperates with the threaded interior hole of housing top board nut; The external diameter of internal frame top plate nut is less than the aperture of housing top board nut inner hole, and the internal frame top plate nut is fixedlyed connected with internal frame top plate, and top screws cooperates with the threaded interior hole of internal frame top plate nut; Housing sidepiece nut is identical with the planform of housing top board nut; Inside casing sidepiece nut is identical with the planform of internal frame top plate nut; Top handwheel and sidepiece handwheel are set on top screws and the sidepiece screw rod.
Described center on the turnover panel surface is useful on the rubber blanket that compresses slow-wave structure.
The length of described vertical guide rail slide is 6.5 times of stroke of top screws; The length of horizontal guide rail slide is 5 times of stroke of sidepiece screw rod.
The present invention is by regulating top handwheel and sidepiece handwheel, and centering slow-wave structure and disturbing rod make disturbing rod be positioned at the center of slow-wave structure, the accuracy of alignment when having guaranteed to adjust all the time.By regulating housing screw disturbing rod is fixedly clamped, and adjusts the rate of tension that screw is regulated disturbing rod, make disturbing rod remain tight state, further improve accuracy of alignment by regulating; Bearing top in the slow-wave structure holder has V-shaped groove, can place the slow-wave structure that external diameter does not wait, and therefore, the slow-wave structure holder is the slow-wave structure of different model fixedly.
The present invention can effectively improve accuracy of alignment, and makes disturbing rod keep tightening, and is applicable to the slow-wave structure of different model, has the degree of regulation height, operate steadily, and the characteristics that dirigibility is good, the symmetrical structure that is adopted makes apparatus structure simple, and is easy to use.
Description of drawings
Accompanying drawing 1 is a proving installation general structure front view.
Accompanying drawing 2 is proving installation general structure vertical views.
Accompanying drawing 3 is proving installation clamp assembly master cut-open views.
Accompanying drawing 4 is proving installation clamp assembly right views.
Accompanying drawing 5 is proving installation clamp assembly left side cut-open views.
Accompanying drawing 6 is proving installation clamp assembly vertical views.
Accompanying drawing 7 is housing master cut-open views.
Accompanying drawing 8 is views under the housing.
Accompanying drawing 9 is housing vertical views.
Accompanying drawing 10 is housing left views.
Accompanying drawing 11 is housing right views.
Accompanying drawing 12 is inside casing master cut-open views.
Accompanying drawing 13 is inside casing left views.
Accompanying drawing 14 is inside casing right views.
Accompanying drawing 15 is inside casing vertical views.
Accompanying drawing 16 is views under the inside casing.
Accompanying drawing 17 is centre clamp master cut-open views.
Accompanying drawing 18 is centre clamp right views.
Accompanying drawing 19 is centre clamp left side cut-open views.
Accompanying drawing 20 is centre clamp front views.
Accompanying drawing 21 is centre clamp rear views.
Accompanying drawing 22 is slow-wave structure holder front views.
Accompanying drawing 23 is slow-wave structure holder left views.
Accompanying drawing 24 is slow-wave structure holder vertical views.
Accompanying drawing 25 is base plate vertical views.
Accompanying drawing 26 is housing nut master cut-open views.
Accompanying drawing 27 is housing nut right views.
Accompanying drawing 28 is screw rod front views.
Accompanying drawing 29 is inside casing nut master cut-open views.
Accompanying drawing 30 is main cut-open views of handwheel.
Accompanying drawing 31 is bearing master cut-open views.
Accompanying drawing 32 is bearing left views.
Accompanying drawing 32 is bearing vertical views.
Accompanying drawing 33 is turnover panel support master cut-open views.
Accompanying drawing 34 is the right cut-open views of turnover panel support.
Accompanying drawing 35 is turnover panel front views.
Accompanying drawing 36 is turnover panel vertical views.
Accompanying drawing 37 is to adjust piece master cut-open view.
Accompanying drawing 38 is to adjust the piece vertical view.
Accompanying drawing 39 is connecting rod master cut-open views.
Accompanying drawing 40 is connecting rod vertical views.
Accompanying drawing 41 is moving frame main station portion cut-open views.
Accompanying drawing 42 is the right cut-open views of moving frame.
Accompanying drawing 43 is moving frame left views.
Accompanying drawing 44 is support master cut-open views.
Accompanying drawing 45 is support left views.
Accompanying drawing 46 is support vertical views.
Accompanying drawing 47 is to adjust screw master cut-open view.
Accompanying drawing 48 is housing screw front views.
Accompanying drawing 49 is upper clamp nozzle front views.
Accompanying drawing 50 is cut-open views behind the upper clamp nozzle.
Accompanying drawing 51 is card extender master cut-open views.
Accompanying drawing 52 is card extender vertical views.
Accompanying drawing 53 is front apron front views.
Accompanying drawing 54 is front apron left views.
Accompanying drawing 56 is backboard front views.
Accompanying drawing 57 is backboard left views.
Accompanying drawing 58 is screw support plate front views.
Accompanying drawing 59 is screw support plate left side cut-open views.
1. base plate 2. is adjusted piece 3. connecting rods 4. moving frames 5. supports 6. card extenders 7. front aprons
8. backboard 9. is adjusted screw 10. housing screws 11. screw support plates 12. back-moving springs 13. upper clamp nozzles
14. lower clamp nozzle 15. outer frame bottom plate 16. housing top boards 17. housing guide rail side plates 18. housing nut support plates
19. frame bottom plate in inside casing guide rail side plate 20. inside casing nut support plates 21. internal frame top plate 22.
23. housing top board nut 24. top screws 25. internal frame top plate nuts 26. top handwheels
27. bearing 28. turnover panel supports 29. turnover panels 30. vertical guide rails 31. horizontal guide rails
32. slow-wave structure 33. sidepiece handwheels 34. housing sidepiece nuts 35. sidepiece screw rods 36. inside casing sidepiece nuts
37. housing top board nut mounting hole 38. housing top board screw thread shoulder holes 39. housing base thread shoulder holes
40. housing guide rail side plate threaded hole 41. housing nut support plate threaded holes 42. inside casing guide rail side plate counterbores
43. inside casing nut support plate counterbore 44. internal frame top plate threaded holes 45. inside casing base thread holes
46. moving frame through hole 47. moving frame threaded holes 48. support counterbores 49. support threaded holes
50. card extender mounting hole 51. backboard mounting holes 52. bearing threaded holes 53. turnover panel support mounting holes
54. screw support plate mounting hole 55. disturbing rods
Embodiment
Present embodiment is the slow-wave structure in a kind of travelling-wave tube coupling measurement and the centralising device of disturbing rod.The length of slow-wave structure is 60mm, and diameter is 5mm; The length of disturbing rod is 200mm.
As depicted in figs. 1 and 2, proving installation comprises rectangular base plate 1, two sleeve clamp assemblies and a cover slow-wave structure holder.Two sleeve clamp assemblies are installed in the two ends of rectangular base plate 1 respectively, and the slow-wave structure fixed seating is in the centre of rectangular base plate 1.Distance between two sleeve clamp assembly centers and the slow-wave structure holder center is with the length of disturbing rod, and greater than 1/2 length of slow-wave structure.In the present embodiment, the distance between two sleeve clamp assembly centers and the slow-wave structure holder center is 100mm.
Fig. 3～Fig. 6 is the structural representation of clamp assembly.Clamp assembly comprises housing, inside casing, centre clamp, attaching nut and guide rail, and wherein, housing and inside casing are the prop carrier of centre clamp.Inside casing is arranged in housing; Centre clamp is fixed in the inside casing by the attaching nut.
Housing is the rectangle frame of both ends open; The deckle board of housing surrounding is respectively housing nut support plate 18, housing guide rail side plate 17, housing top board 16 and outer frame bottom plate 15.Inside casing also is the rectangle frame of both ends open; The deckle board of inside casing surrounding is respectively inside casing guide rail side plate 19, inside casing nut support plate 20, internal frame top plate 21 and interior frame bottom plate 22.Centre clamp comprises adjusts piece 2, connecting rod 3, moving frame 4, support 5, card extender 6, front apron 7, backboard 8, adjustment screw 9, housing screw 10, screw support plate 11, back-moving spring 12, upper clamp nozzle 13 and lower clamp nozzle 14.
Housing sidepiece nut 34 is fixedly mounted in the through hole of inside casing nut support plate 20, and housing top board nut 23 is fixedly mounted in the housing top board nut mounting hole 37 on the housing top board 16.Inside casing sidepiece nut 36 is fixedly mounted in the support threaded hole 49 on the support 5, and internal frame top plate nut 25 is fixedly mounted in the mounting hole on the internal frame top plate 21.Inside casing sidepiece nut 36 is concentric with housing sidepiece nut 34; One end of inside casing sidepiece nut 36 is inserted in the housing sidepiece nut 34, and by sidepiece screw rod 35 inside casing sidepiece nut 36 is connected with housing sidepiece nut 34; Internal frame top plate nut 25 is concentric with housing top board nut 23; One end of internal frame top plate nut 25 is inserted in the housing top board nut 23, and by top screws 24 internal frame top plate nut 25 is connected with housing top board nut 23.The slide of vertical guide rail 30 is fixed on the inside surface of housing guide rail side plate 17; The slide block of the vertical guide rail 30 of inside casing guide rail side plate 19 by being fixed on its outside surface is realized the relative motion with housing.The inside surface of frame bottom plate in the slide of horizontal guide rail 31 is fixed on; The slide block of the horizontal guide rail 31 of support 5 by being fixed on its lower surface is realized the relative motion with inside casing.
Fig. 7～Figure 11 is the structural representation of housing.Housing is to wait the surroundings sealing that thick rectangular plates are formed by connecting, the rectangle frame of both ends open with four, and the deckle board of surrounding is respectively housing nut support plate 18, housing guide rail side plate 17, housing top board 16 and outer frame bottom plate 15.The housing top board nut mounting hole 37 that perforation is arranged on the housing top board 16; On the center line that is centered close to housing top board 16 length directions of this housing top board nut mounting hole 37, and be positioned at housing guide rail side plate 17 1 sides of housing top board 16 Width center lines.On housing top board 16, around housing top board nut mounting hole 37 four threaded holes are arranged, the removable connection that is used for housing top board 16 and housing top board nut 23, and four threaded holes are symmetrically distributed in housing top board 16 length direction center lines and housing top board 16 Width center line both sides; Angle between the Kong Xinyu housing top board 16 length direction center lines of each threaded hole is 39 °.The two ends of housing top board 16 have three housing top board screw thread shoulder holes 38 respectively, are used for fixedlying connected of housing top board 16 and housing guide rail side plate 17 and housing nut support plate 18.Outer frame bottom plate 15 two ends have three housing base thread shoulder holes 39 respectively, are used for fixedlying connected of outer frame bottom plate 15 and housing guide rail side plate 17 and housing nut support plate 18; Outer frame bottom plate 15 dual-side places are symmetrically distributed with two through holes, are used for fixedlying connected of outer frame bottom plate 15 and rectangular base plate 1.Housing guide rail side plate 17 is onesize rectangular slab with housing nut support plate 18.On housing rail-sides plate 17 Width center lines, equidistantly be distributed with three tapped through holes, be used for the fixedlying connected of slide of housing guide rail side plate 17 and vertical guide rail 30; On the both side surface of housing rail-sides plate 17, all equidistantly be distributed with three housing guide rail side plate threaded holes 40, be used for fixedlying connected of housing guide rail side plate 17 and housing top board 16 and outer frame bottom plate 15.There is rectangular through-hole at the middle part of housing nut support plate 18, is used for the installation of housing sidepiece nut 34; On the both side surface of housing nut support plate 18, all equidistantly be distributed with three housing nut support plate threaded holes 41 be used for housing nut support plate 18 and housing top board 16 with outside the fixedlying connected of frame bottom plate 15.Threaded hole on threaded hole on housing guide rail side plate 17 both side surface and housing nut support plate 18 both side surface is all concentric with the screw thread shoulder hole at the screw thread shoulder hole at housing top board 16 two ends and outer frame bottom plate 15 two ends.
Figure 12～Figure 16 is the structural representation of inside casing.Inside casing also is to wait the surroundings sealing that thick rectangular plates are formed by connecting, the rectangle frame of both ends open with four.The deckle board of inside casing surrounding is respectively inside casing guide rail side plate 19, inside casing nut support plate 20, internal frame top plate 21 and interior frame bottom plate 22.Respectively there is an inside casing guide rail side plate counterbore 42 at four jiaos of places of inside casing guide rail side plate 19, are used for fixedlying connected of inside casing guide rail side plate 19 and internal frame top plate 21 and interior frame bottom plate 22; On the upper side position four counterbores that are symmetrically distributed at these inside casing guide rail side plate 19 centers are used for the fixedlying connected of slide block of inside casing guide rail side plate 19 and vertical guide rail 30.Respectively there is an inside casing nut support plate counterbore 43 at four jiaos of places of inside casing nut support plate 20, are used for fixedlying connected of inside casing nut support plate 20 and internal frame top plate 21 and interior frame bottom plate 22; The mounting hole that inside casing sidepiece nut 36 is arranged in this position on the upper side, inside casing nut support plate 20 centers; The mounting hole of ring inside casing sidepiece nut 36 has four threaded holes, and four threaded holes are symmetrically distributed in the vertical center line and the horizontal center line both sides of inside casing sidepiece nut mounting hole; Angle between the Kong Xinyu inside casing sidepiece nut mounting hole horizontal center line of each threaded hole is 39 °.Near inside casing guide rail side plate 19 places uniform four tapped through holes, be used for fixedlying connected of internal frame top plate 21 and internal frame top plate nut 25 on the internal frame top plate 21; Two internal frame top plate threaded holes 44 are arranged on the both side surface of internal frame top plate 21, be used for fixedlying connected of internal frame top plate 21 and inside casing guide rail side plate 19 and inside casing nut support plate 20.Two tapped through holes that distribute on the horizontal center line of interior frame bottom plate 22 inside surfaces, the slide of frame bottom plate 22 and horizontal guide rail 31 fixedlys connected in being used for; Two inside casing base thread holes 45 are arranged on the both side surface of interior frame bottom plate 22, and frame bottom plate 22 and inside casing guide rail side plate 19 and inside casing nut support plate 20 fixedlys connected in being used for.
Figure 17～Figure 21 is the structural representation of centre clamp.Centre clamp comprises adjusts piece 2, connecting rod 3, moving frame 4, support 5, card extender 6, front apron 7, backboard 8, adjustment screw 9, housing screw 10, screw support plate 11, back-moving spring 12, upper clamp nozzle 13 and lower clamp nozzle 14.The upper clamp nozzle 13 of centre clamp and lower clamp nozzle 14 are installed in respectively on two connecting rods 3, and pack in the lump in the moving frame 4 together with two connecting rods 3.Moving frame 4 is positioned at the upper surface of card extender 6; Card extender 6 is fixed on the support 5.Adjust the side that piece 2 is positioned at moving frame 4.The V-shaped groove on moving frame 4 two bottom sides surfaces is involutory with the V-shaped groove of adjusting on piece 2 and the card extender 6 respectively; In V-shaped groove, be placed with ball.
As Figure 37 and shown in Figure 38.Adjusting piece 2 is the rectangle bulk.To have angle be 90 ° V-shaped groove adjusting piece 2 one side surfaces, and the length of this V-shaped groove runs through the length of adjusting piece 2; The width at V-shaped groove notch place is with the diameter of ball.On the surface of adjusting piece 2 three through holes that equidistantly distribute are arranged, be used to adjust fixedlying connected of piece 2 and support 5 and card extender 6.
As Figure 39 and shown in Figure 40.Connecting rod 3 is a rectangle, and the two ends end face of this connecting rod is circular-arc, and in the end, two ends of connecting rod 3 through hole is arranged respectively, is used for connecting rod and connecting rod, and connecting rod is connected with jaw.
Shown in Figure 41～43.Moving frame 4 is the U-shaped structure.Outside surface both sides in moving frame 4 bottoms, symmetry have a V-arrangement ball grooves, and the angle between this ball grooves cell wall is 90 °; There is screw hole at the bottom land center of V-arrangement ball grooves one end, and the center line of this screw hole is perpendicular to the wallboard that constitutes moving frame U-shaped structure.In the edge of 4 liang of wallboard inside surface one sides of moving frame, connecting rod 3 and jaw are installed by the moving frame through hole 46 that is arranged above and below.
End face at 4 liang of same ends of wallboard of moving frame respectively has two moving frame threaded holes 47, is used for fixedlying connected of moving frame 4 and screw support plate 11.
Shown in Figure 44～46.Support 5 constitutes " L " shape plate by rectangular flat and square riser; At the middle part of support 5 flat boards, symmetric offset spread has four support counterbores 48, is used for the fixedlying connected of slide block of support 5 and horizontal guide rail 31; Respectively be distributed with three threaded holes in the both sides of counterbore, be used for support 5 and adjust fixedlying connected of piece 2 and card extender 6, and this threaded hole be listed in the outward flange and the inside edge of flat board along the length direction branch of flat board.At the middle part of support 5 risers, be evenly equipped with four support threaded holes 49, be used for fixedlying connected of support 5 and inside casing sidepiece nut 36.
As shown in figure 47.Adjusting screw 9 is isodiametric revolution threaded body.An end center of adjusting screw has rectangular channel, and the degree of depth of groove is identical with the width of groove; The other end center of adjusting screw has counterbore, and hole depth is about adjusts 1/3 of screw length overall.
As shown in figure 48.Housing screw 10 is step-like solid of revolution, and an end of housing screw is a disk, and the middle part is a threaded rod, and the other end is a polished rod.Disk length is 1/5 of housing screw length, and circumference has annular knurl; The equal diameters of the screw support plate mounting hole 54 on threaded rod diameter and the screw support plate 11, the length of threaded rod is about 3/5 of housing screw length; The polished rod diameter is slightly less than the threaded rod diameter.
As Figure 49 and shown in Figure 50, upper clamp nozzle 13 is the plate that comprises link and bare terminal end.The thickness of bare terminal end is the twice of link.One side of bare terminal end has the tooth-shape structure that protrudes the bare terminal end side surface, is used to clamp slow-wave structure 32.The upper surface of bare terminal end has mounting hole, is used for upper clamp nozzle 13 is fixedlyed connected with support 5.The link upper surface has two through holes, and wherein, outer side through hole is used for upper clamp nozzle 13 is fixedlyed connected with card extender 6; Inboard through hole is the mounting hole of back-moving spring 12.The structure of the structure of lower clamp nozzle 14 and upper clamp nozzle 13 is identical, direction is opposite.
Shown in Figure 51 and Figure 52.Card extender 6 is the rectangle plate, at an end of card extender 6, the projection of outstanding card extender upper surface is arranged.On the lug surface adjacent, have 90 ° of V-shaped grooves, be used to place ball with the card extender upper surface; Be evenly equipped with three center lines and the vertical through hole of card extender 6 upper surfaces on this projection, be used for fixedlying connected of card extender 6 and support 5.At the other end of card extender 6 upper surfaces, be evenly equipped with three card extender mounting holes 50 that connect card extender 6, be used for card extender 6 and adjust fixedlying connected of piece 2 and support 5
Shown in Figure 53 and Figure 57, front apron 7 is first-class thickness plate.In front apron 7 surperficial sides two mounting holes are arranged, be used for front apron 7 is fixedlyed connected with support 5.Backboard 8 also is first-class thickness plate.In backboard 8 surperficial sides two backboard mounting holes 51 of fixedlying connected with support 5 are arranged.At backboard 8 surperficial opposite sides two mounting holes of adjusting screw 9 are arranged.
Shown in Figure 58 and Figure 59, screw support plate 11 rectangular slabs have the screw support plate mounting hole 54 of housing screw 10 on the upper side at screw support plate 11 centre of surfaces.Ring housing screw mounting hole has four connecting holes, is used for screw support plate 11 is fixedlyed connected with moving frame 4.
The attaching nut comprises housing top board nut 23, internal frame top plate nut 25, housing sidepiece nut 34, inside casing sidepiece nut 36, top screws 24, sidepiece screw rod 35 and top handwheel 26, sidepiece handwheel 33.
As Figure 26 and shown in Figure 27, housing top board nut 23 is the hollow solid of revolution.The outer round surface of housing top board nut 23 has joint flange, and the lower surface of this joint flange is apart from the distance of the housing top board nut 23 1 end end faces thickness with internal frame top plate 21.Uniform four circular arc through holes on joint flange are used for housing top board nut 23 and are connected with the removable of housing top board 16.The endoporus of housing top board nut 23 is the stepped appearance through hole, and the small diameter bore that is positioned at housing top board nut 23 1 ends is a threaded hole, and this threaded hole cooperates with top screws 24; The aperture of the large diameter hole that connects with the threaded hole of housing top board nut 23 is greater than the external diameter of internal frame top plate nut 25.Housing sidepiece nut 34 is identical with the planform of housing top board nut 23.
As shown in figure 29, internal frame top plate nut 25 is the hollow solid of revolution.The endoporus of internal frame top plate nut 25 is a tapped through hole, and this tapped through hole cooperates with top screws 24; The external diameter of internal frame top plate nut 25 is less than the aperture of housing top board nut 23 endoporus.One end of internal frame top plate nut 25 has joint flange, and uniform four through holes on this joint flange, is used for fixedlying connected of internal frame top plate nut 25 and internal frame top plate 21.Inside casing sidepiece nut 36 is identical with the planform of internal frame top plate nut 25.
Screw rod comprises top screws 24 and sidepiece screw rod 35.As shown in figure 28, top screws 24 is circular external thread rod member, and its outer round surface is that the middle part diameter is big, little stepped of two ends diameter, and wherein an end is a polished rod.Cone tank is arranged at the circumference at top screws 24 polished rod sections middle parts on a bit.Sidepiece screw rod 35 is identical with the planform of top screws 24.
Handwheel comprises top handwheel 26 and sidepiece handwheel 33.As shown in figure 30, top handwheel 26 is the hollow solid of revolution.The threaded hole that cooperates with top screws 24 is arranged on the excircle of top handwheel 26, and the center line of this threaded hole is perpendicular to the center line of top handwheel 26, and connects with the endoporus of top handwheel 26.The aperture of top handwheel 26 endoporus is with the external diameter of top screws 24 polished rod sections.The position of the excircle upper screwed hole of top handwheel 26 is corresponding with cone tank on the top screws 24 polished rod sections.Sidepiece handwheel 33 is identical with the planform of top handwheel 26.
As Figure 22～shown in Figure 24.The slow-wave structure holder comprises bearing 27, turnover panel support 28 and turnover panel 29.Wherein, turnover panel 29 is fixed on bearing 27 tops by turnover panel support 28, and the rubber blanket at turnover panel 29 lower surface centers compresses the slow-wave structure 32 of the V-shaped groove that is arranged in bearing 27.
As Figure 31～shown in Figure 32, bearing 27 is a cuboid.Both side surface at an end of bearing 27 all has the joint flange that radially protrudes; On the joint flange of both sides, have connecting hole, be used for fixedlying connected of bearing 27 and base plate 1.One side of bearing 27 other ends is stepped; It is 90 ° V-shaped groove that bearing 27 tops have angle, and the central lines of the center line of this V-shaped groove and bearing 27.The ladder of bearing 27 1 sides is parallel with V-shaped groove, and runs through the length direction of bearing 27; Uniform three bearing threaded holes 52 on the cascaded surface vertical with the bottom surface of bearing 27 are used for fixedlying connected of bearing 27 and turnover panel support 28.
As Figure 33 and Figure 34, turnover panel support 28 is a sheet with equal thickness, and the middle part of its upper surface has the mounting groove of the rectangle of turnover panel 29, and this mounting groove is a rectangle, and its degree of depth is greater than the thickness of turnover panel 29.On the turnover panel support 28 below the turnover panel mounting groove bottom land, be evenly equipped with three turnover panel support mounting holes 53; The center line of turnover panel support mounting hole 53 is perpendicular to the side surface of turnover panel support 28.On the cell wall of turnover panel mounting groove both sides, symmetry a pair of through hole arranged, be used for turnover panel support 28 and be connected with the pin of turnover panel 29; The center line that is positioned at the through hole on the turnover panel mounting groove cell wall is perpendicular to turnover panel mounting groove cell wall.
As Figure 35 and shown in Figure 36, turnover panel 29 is a square, at one of the center on a surface of the turnover panel 29 bonding round rubber pad with turnover panel 29 uniform thickness, is used to compress slow-wave structure 32; The diameter of this rubber blanket is 1/3 of turnover panel 29 length of sides.On the dual-side of turnover panel 29 1 ends, distributing has a mounting hole, is used for turnover panel 29 and is connected with the pin of turnover panel support 28.
Guide rail comprises vertical guide rail 30 and horizontal guide rail 31.Vertical guide rail 30 is made up of slide block and slide, and wherein slide is a cuboid, is fixed on the housing guide rail side plate 17; Slide block is a cuboid, is fixed on the inside casing guide rail side plate 19.Horizontal guide rail 31 is made up of slide block and slide, and wherein slide is a cuboid, is fixed on the interior frame bottom plate 22; Slide block is a cuboid, is fixed on the support 5.The length of vertical guide rail 30 slides is 3 times of stroke of top screws 24; The length of horizontal guide rail 31 slides is 2.5 times of stroke of sidepiece screw rod 35.
As shown in figure 22.Present embodiment in the slow-wave structure holder, opens turnover panel 29 when work, slow-wave structure 32 is placed in the V-type groove of bearing, covers turnover panel 29, finishes the fixing of slow-wave structure, disturbing rod is passed slow-wave structure 32 passages again.
As Fig. 5 and Figure 19, housing screw 10 is pressed into, upper clamp nozzle 13 separates with lower clamp nozzle 14, and disturbing rod is sandwiched jaw, at this moment unclamps housing screw 10, by back-moving spring 12 disturbing rod is clamped.After the centre clamp of the right and left clamps disturbing rod, by about to adjust the adjustment screw 9 of centre clamp stretching with disturbing rod.Like this, the adjustment by centre clamp just clamps disturbing rod stretching.
As Fig. 3, by rotation top handwheel 26, make top screws 24 drive inside casing and move up and down, thereby adjust the position of disturbing rod at vertical direction along vertical guide rail 30.By rotation sidepiece handwheel 33, make sidepiece screw rod 35 drive centre clamp, thereby adjust disturbing rod position in the horizontal direction along horizontal guide rail 31 move left and right.Like this, the adjusting by vertical and horizontal both direction guarantees the center of disturbing rod by slow-wave structure 32.
Claims (7)
1. the centralising device of slow-wave structure and disturbing rod is characterized in that,
The centralising device of a. described slow-wave structure and disturbing rod comprises base plate (1), two sleeve clamp assemblies and a cover slow-wave structure holder, two sleeve clamp assemblies are installed in the two ends of base plate (1) respectively, the slow-wave structure fixed seating is in the centre of base plate (1), and the distance between the two sleeve clamp assembly centers is with the length of disturbing rod, and the distance between two sleeve clamp assembly centers and the slow-wave structure holder center is greater than 1/2 length of slow-wave structure;
B. clamp assembly comprises housing, inside casing, centre clamp, attaching nut and guide rail, and wherein, the deckle board of housing surrounding is respectively housing nut support plate (18), housing guide rail side plate (17), housing top board (16) and outer frame bottom plate (15); The deckle board of inside casing surrounding is respectively inside casing guide rail side plate (19), inside casing nut support plate (20), internal frame top plate (21) and interior frame bottom plate (22); Centre clamp comprises adjusts piece (2), connecting rod (3), moving frame (4), support (5), card extender (6), upper clamp nozzle (13) and lower clamp nozzle (14); Inside casing is arranged in housing; Centre clamp is fixed in the inside casing by the attaching nut;
C. upper clamp nozzle of centre clamp (13) and lower clamp nozzle (14) are installed in respectively on two connecting rods (3), and pack in the lump in the moving frame (4) together with two connecting rods (3); Moving frame (4) is positioned at the upper surface of card extender (6); Card extender (6) is fixed on the support (5); Adjust the side that piece (2) is positioned at moving frame (4); The V-shaped groove on moving frame (4) two bottom sides surface is involutory with the V-shaped groove of adjusting on piece (2) and the card extender (6) respectively; In V-shaped groove, be placed with ball;
D. housing sidepiece nut (34) is fixedly mounted in the through hole of inside casing nut support plate (20), and housing top board nut (23) is fixedly mounted in the housing top board nut mounting hole (37) on the housing top board (16); Inside casing sidepiece nut (36) is fixedly mounted in the support threaded hole (49) on the support (5), and internal frame top plate nut (25) is fixedly mounted in the mounting hole on the internal frame top plate (21); Inside casing sidepiece nut (36) is concentric with housing sidepiece nut (34); One end of inside casing sidepiece nut (36) is inserted in the housing sidepiece nut (34), and by sidepiece screw rod (35) inside casing sidepiece nut (36) is connected with housing sidepiece nut (34); Internal frame top plate nut (25) is concentric with housing top board nut (23); One end of internal frame top plate nut (25) is inserted in the housing top board nut (23), and by top screws (24) internal frame top plate nut (25) is connected with housing top board nut (23); The slide of vertical guide rail (30) is fixed on the inside surface of housing guide rail side plate (17); The slide block of the vertical guide rail (30) of inside casing guide rail side plate (19) by being fixed on its outside surface is realized the relative motion with housing; The inside surface of frame bottom plate in the slide of horizontal guide rail (31) is fixed on; The slide block of the horizontal guide rail (31) of support (5) by being fixed on its lower surface is realized the relative motion with inside casing;
E. the slow-wave structure holder comprises bearing (27), turnover panel support 28 and turnover panel (29); Wherein, turnover panel (29) is fixed on bearing (27) top by turnover panel support 28, and the rubber blanket at turnover panel (29) lower surface center compresses the slow-wave structure (32) of the V-shaped groove that is arranged in bearing (27); Angle is arranged at bearing (27) top is 90 ° V-shaped groove, and the central lines of the center line of this V-shaped groove and bearing (27).
2. the centralising device of a kind of according to claim 1 slow-wave structure and disturbing rod is characterized in that, the housing top board nut mounting hole (37) of perforation is arranged on the housing top board (16); On the center line that is centered close to housing top board (16) length direction of this housing top board nut mounting hole (37), and be positioned at housing guide rail side plate (17) one sides of housing top board (16) Width center line; There is the mounting hole of housing sidepiece nut (34) at the middle part of housing nut support plate (18).
3. the centralising device of a kind of according to claim 1 slow-wave structure and disturbing rod is characterized in that, locates to be fixed with the slide block of vertical guide rail (30) on the upper side at inside casing guide rail side plate (19) outside surface center; Locate the mounting hole of inside casing sidepiece nut (36) on the upper side at inside casing nut support plate (20) center; Two tapped through holes that distribute on the horizontal center line of interior frame bottom plate (22) are used for the fixedlying connected of slide of interior frame bottom plate (22) and horizontal guide rail (31); The slide that horizontal guide rail (31) are arranged on the horizontal center line of interior frame bottom plate (22) inside surface.
4. the centralising device of a kind of according to claim 1 slow-wave structure and disturbing rod is characterized in that described centre clamp
A. adjusting piece (2) one side surfaces, to have angle be the V-shaped groove that 90 °, length run through the length of adjusting piece (2), and the width at this V-shaped groove notch place is with the diameter of ball;
B. the outside surface both sides of moving frame (4) bottom, symmetry have a V-arrangement ball grooves, and the angle between this ball grooves cell wall is 90 °; There is screw hole at the bottom land center of V-arrangement ball grooves one end, and the center line of this screw hole is perpendicular to the wallboard that constitutes moving frame U-shaped structure; In the edge of moving frame (4) two wallboard inside surfaces one side, what be arranged above and below is equipped with connecting rod (3) and jaw; Moving frame (4) two wallboards one end end face is fixedlyed connected with screw support plate (11);
C. the dull and stereotyped middle part of support (5) is fixed with the slide block of horizontal guide rail (31); On support (5), be fixed with respectively and adjust piece (2) and card extender (6);
D. have 90 ° of V-shaped grooves on the lug surface of card extender (6), be used to place ball; Card extender (6) is fixedlyed connected with support (5) with adjustment piece (2); Screw support plate (11) is fixedlyed connected with moving frame (4).
5. the centralising device of a kind of according to claim 1 slow-wave structure and disturbing rod, it is characterized in that described attaching nut comprises housing top board nut (23), internal frame top plate nut (25), housing sidepiece nut (34), inside casing sidepiece nut (36), top screws (24), sidepiece screw rod (35) and top handwheel (26), sidepiece handwheel (33); Wherein, the outer round surface of housing top board nut (23) has joint flange, and the lower surface of this joint flange is apart from the distance of housing top board nut (23) the one end end faces thickness with housing top board (16), the mobile connection of housing top board nut (23) and housing top board (16), top screws (24) cooperates with the threaded interior hole of housing top board nut (23); The external diameter of internal frame top plate nut (25) is less than the aperture of housing top board nut (23) endoporus, and internal frame top plate nut (25) is fixedlyed connected with internal frame top plate (21), and top screws (24) cooperates with the threaded interior hole of internal frame top plate nut (25); Housing sidepiece nut (34) is identical with the planform of housing top board nut (23); Inside casing sidepiece nut (36) is identical with the planform of internal frame top plate nut (25); Top handwheel (26) and sidepiece handwheel (33) are set on top screws (24) and the sidepiece screw rod (35).
6. the centralising device of a kind of according to claim 1 slow-wave structure and disturbing rod is characterized in that, is useful on the rubber blanket that compresses slow-wave structure (32) at the center on turnover panel (29) surface.
7. the centralising device of a kind of according to claim 1 slow-wave structure and disturbing rod is characterized in that, the length of described vertical guide rail (30) slide is 6.5 times of stroke of top screws (24); The length of horizontal guide rail (31) slide is 5 times of stroke of sidepiece screw rod (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201418182U CN202049197U (en) | 2010-03-25 | 2010-03-25 | Centering device for slow wave structure and disturbance rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201418182U CN202049197U (en) | 2010-03-25 | 2010-03-25 | Centering device for slow wave structure and disturbance rod |
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| Publication Number | Publication Date |
|---|---|
| CN202049197U true CN202049197U (en) | 2011-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201418182U Expired - Lifetime CN202049197U (en) | 2010-03-25 | 2010-03-25 | Centering device for slow wave structure and disturbance rod |
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| CN (1) | CN202049197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852612A (en) * | 2010-03-25 | 2010-10-06 | 西北工业大学 | Centering device for slow-wave structure and disturbing rod |
-
2010
- 2010-03-25 CN CN2010201418182U patent/CN202049197U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852612A (en) * | 2010-03-25 | 2010-10-06 | 西北工业大学 | Centering device for slow-wave structure and disturbing rod |
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Granted publication date: 20111123 Effective date of abandoning: 20120704 |