CN104297883A - Four-degree-of-freedom fine adjustment support - Google Patents
Four-degree-of-freedom fine adjustment support Download PDFInfo
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- CN104297883A CN104297883A CN201410503141.5A CN201410503141A CN104297883A CN 104297883 A CN104297883 A CN 104297883A CN 201410503141 A CN201410503141 A CN 201410503141A CN 104297883 A CN104297883 A CN 104297883A
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- adjustment
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- straight line
- assembly
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
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Abstract
The invention discloses a four-degree-of-freedom fine adjustment support, and belongs to the technical field of fine adjusting mechanisms. The four-degree-of-freedom fine adjustment support solves the problems that in the prior art, a precision mechanical adjusting mechanism is large in size, poor in accuracy and frequent in adjustment times. The fine adjustment support mainly comprises a base plate, a middle adjustment plate, an upper adjustment plate, two straight line abutting assemblies, four angle clamping assemblies, four angle adjustment assemblies and two straight line adjustment assemblies. The straight line adjustment assemblies and the straight line abutting assemblies are fixed to the base plate and symmetrically arranged in pairs in the X direction and in the Y direction respectively, and the eccentric adjustment and positioning of the middle adjustment plate in the X direction and in the Y direction are achieved through the straight line adjustment assemblies and the straight line abutting assemblies; the angle adjustment assemblies fixed to the middle adjustment plate and the upper adjustment plate are evenly distributed in the X direction and in the Y direction respectively, the angle clamping assemblies and the angle adjustment assemblies are staggered by 45 degrees and then are evenly distributed. Angle adjustment locking of the middle adjustment plate and the upper adjustment plate is achieved through the angle clamping assemblies and the angle adjustment assemblies. The fine adjustment support is compact in structure and high in practicability, and fine adjustment is easy to conduct.
Description
Technical field
The invention belongs to the technical field of accurate adjusting mechanism, be specifically related to a kind of four-degree-of-freedom micro-adjusting mechanism.
Background technology
At lighting apparatus component in integrated and optical detection process; often can need installed lighting apparatus component to be carried out the eccentric trace with tilting to adjust; to reach required technical indicator; realize the demand detected; in order to installed lighting apparatus component being adjusted to assigned address accurately, need Use Adjustment frame and following requirement will be met:
1, unsuitable excessive, the compact conformation of adjustment rack monnolithic case size;
2, adjustment rack adjusts accordingly between dimension and avoids coupling as far as possible;
3, should be convenient and strength-saving, fast and have auto-lock function during adjustment rack adjustment;
4, adjustment rack has certain load-bearing capacity.
In prior art, although precision optical machinery adjusting mechanism can realize the adjustment requirement of respective dimensions, but its overall dimensions is usually comparatively large and take more space, sometimes the serious to such an extent as to repeated multiple times adjustment that is coupled between dimension just can achieve the goal and increase workload, the power that adjusts when bearing heavier lighting apparatus component is comparatively large thus improve adjustment difficulty, and therefore general precision optical machinery adjusting mechanism is not very good in saving space, Adjusting accuracy and ease of use.
Summary of the invention
The object of the invention is, in order to solve the technical matters that precision optical machinery adjusting mechanism size is large, accuracy is low and adjust often, to provide a kind of four-degree-of-freedom trimming rack.
The scheme that the present invention solves the problems of the technologies described above is as follows:
Four-degree-of-freedom trimming rack, mainly comprises substrate, middle adjustment plate, upper adjustment plate, two straight lines holds out against assembly, four angle clamp assemblies, four angle regulation components and two straight lines adjustment assemblies;
The central area of described substrate is provided with central through hole, end face is provided with more than three the first datum plane face boss, described first datum plane face boss has the circumferentially uniform of phase concentric with central through hole, along the X-direction of substrate with Y direction is each fixes a straight line adjustment assembly and a straight line holds out against assembly, and the straight line of X-direction adjustment assembly and straight line to hold out against assembly symmetrical relative to Y-axis, the straight line of Y direction adjusts assembly and straight line, and to hold out against assembly symmetrical relative to X-axis;
The central area of described middle adjustment plate is provided with central through hole, bottom surface is provided with more than three the second datum plane face boss, end face is provided with more than three the first sphere reference field boss, described second sphere reference field boss and the first sphere reference field boss all have the circumferentially uniform of phase concentric with central through hole, and the second datum plane face boss and the first datum plane face boss one_to_one corresponding closely cooperate;
The central area of described upper adjustment plate is provided with central through hole, bottom surface is provided with more than three the second sphere reference field boss, described second sphere reference field boss has the circumferentially uniform of phase concentric with central through hole, and the second sphere reference field boss and the first sphere reference field boss one_to_one corresponding closely cooperate;
Described straight line adjustment assembly and straight line hold out against assembly and all contacts with middle adjustment plate and connects, and by regulating straight line to adjust the center displacement adjusting plate in assembly adjustment, holding out against assembly by adjustment straight line can locate eccentric for middle adjustment plate;
Described angle regulation component and middle adjustment plate and upper adjustment plate flexibly connect, the bottom of four angle regulation components is circumferentially distributed on the upper surface of middle adjustment plate, and two are respectively oppositely arranged in X-axis and Y-axis, adjust the Relative angular displacement of plate and upper adjustment plate in being regulated by adjusting angle adjustment assembly;
Described angle clamp assembly is connected with middle adjustment plate and upper adjustment plate elasticity, the bottom of four angle clamp assemblies is circumferentially distributed on the upper surface of middle adjustment plate, and adjacent angle clamp assembly and angle regulation component angle all at 45 °, the relative angle clamping of middle adjustment plate and upper adjustment plate can be locked by adjusting angle clamp assembly.
Further, described first datum plane face boss is four, and is arranged on the end face central area of substrate.
Further, described first sphere reference field boss is four, and is arranged on the edge of the central through hole of middle adjustment plate.
Further, described straight line holds out against assembly and mainly comprises the first miniature line slideway, First Transition plate, first contiguous block, first axis of guide, hold out against screw and the first screw lining, straight line is held out against assembly and is fixedly connected with substrate by the mounting hole of the first miniature line slideway, First Transition plate is fixedly connected with the slide block of the first miniature line slideway, first contiguous block is fixed on First Transition plate, one end of first axis of guide is tightened in the first contiguous block, the other end is engaged in the unthreaded hole of middle adjustment plate, the center pit interference fit of the first screw lining and the first contiguous block also holds out against with jackscrew, hold out against screw by after screw thread precession first screw lining, withstand on again in the side pit of middle adjustment plate.
Further, described angle clamp assembly mainly comprises more than one pair of butterfly spring, two packing rings, a screw adapter sleeve and two tightening screw, the two ends of described screw adapter sleeve are stretched in adjustment plate and middle adjustment plate respectively, packing ring and butterfly spring are fixed in the counter sink of adjustment plate and middle adjustment plate, two tightening screw pass butterfly spring and packing ring successively, respectively the two ends of precession screw adapter sleeve.
Further, described angle regulation component mainly comprises upper bracket, sphere holding screw, Ball faced nut, connecting link, spring, circular contiguous block, knob and undersetting, described upper bracket is fixed on adjustment plate, undersetting is fixed on middle adjustment plate, sphere holding screw is engaged in upper bracket Internal Spherical Surface, and the lower end of sphere holding screw screws Ball faced nut to the spherical outside surface being engaged in upper bracket, and fixed by jackscrew, the top threaded hole of connecting link and the bottom of sphere holding screw coordinate, and fixed by jackscrew, the sphere place, bottom of connecting link and the Internal Spherical Surface of circular contiguous block join merga pass spring top clamping, knob is fixedly connected with circular contiguous block, knob and undersetting threaded engagement.
Further, described straight line adjustment assembly mainly comprises the second miniature line slideway, second rebound, second contiguous block, second axis of guide, adjustment screw, second screw lining and guide rail clamp system composition, described straight line adjustment assembly is fixed by the mounting hole of the second miniature line slideway and substrate, the screw hole of the second rebound and the second miniature straight-line guide rail slide block is fixed, second contiguous block is fixed on the second rebound, one end of second axis of guide is tightened in the second contiguous block, the other end is engaged in the unthreaded hole of middle adjustment plate, second adjusts the center pit interference fit of lining and the second contiguous block and holds out against with jackscrew, adjustment screw adjusts in lining by screw thread precession second, withstand in the pit of middle adjustment plate side again, guide rail clamp system can lock the slide block of the second miniature line slideway.
Further, described guide rail clamp system is made up of two elastic clips, sliding screw, two circlips and nut, two elastic clip symmetries are fixed on the both sides of the second contiguous block, second contiguous block is provided with elongated hole, sliding screw is successively through the hardy hole of the hardy hole of elastic clip of side, the elongated hole of the second contiguous block and opposite side elastic clip, closed by nut, two circlips are separately positioned in two draw-in grooves of sliding screw again.
Further, the edge of described substrate is respectively provided with the groove of two lateral openings along X-axis and Y direction, two grooves in X-direction are symmetrical relative to Y-axis, and two grooves in Y direction are symmetrical relative to X-axis, and straight line adjustment assembly and straight line hold out against that assembly is corresponding to be fixed in groove; Further, described X-axis and Y direction respectively have in a groove and are also provided with draw-in groove.
Compared with prior art, beneficial effect of the present invention:
1, four-degree-of-freedom trimming rack proposed by the invention, its compact conformation, takes up room little, and upper and lower installed surface is smooth, convenient installation when optical system detection on equipment table top;
2, adjustment rack of the present invention is symmetrical arranged straight line and angle regulation component, easy to adjust during operation, quick, accurate, thus improves work efficiency;
3, adjustment rack of the present invention combines adjustment by the little reference field that each plate processes, and reduces difficulty of processing and improves the precision of reference field, and can bear larger bearing capacity;
4, adjustment rack of the present invention is mainly used in the integrated and optical detection process of lighting apparatus component, its eccentric four-degree-of-freedom trace with tilting of the lighting apparatus component installed adjust, and is applicable to any being similar in the integrated and optical detection of lighting apparatus component and needs to adjust occasion that is eccentric and inclination.
Accompanying drawing explanation
Fig. 1 is the structural representation of four-degree-of-freedom trimming rack of the present invention;
Fig. 2 is the structural representation of the four-degree-of-freedom trimming rack not installing adjustment plate;
Fig. 3 is the structural representation of the four-degree-of-freedom trimming rack not installing adjustment plate and middle adjustment plate;
Fig. 4 is the left view of four-degree-of-freedom trimming rack of the present invention;
Fig. 5 is the structural representation of cathetus of the present invention adjustment assembly;
Fig. 6 is the structural representation of middle guide clamp system of the present invention;
Fig. 7 is the structural representation that cathetus of the present invention holds out against assembly;
Fig. 8 is the structural representation of angle regulation component in the present invention;
Fig. 9 is the structural representation of angle clamp assembly in the present invention;
In figure, 1, substrate, 2, middle adjustment plate, 3, upper adjustment plate, 4, straight line holds out against assembly, 41, first miniature line slideway, 42, First Transition plate, 43, first contiguous block, 44, first axis of guide, 45, hold out against screw, 46, first screw lining, 5, angle clamp assembly, 51, butterfly spring, 52, packing ring, 53, screw adapter sleeve, 54, tightening screw, 6, angle regulation component, 61, upper bracket, 62, sphere holding screw, 63, Ball faced nut, 64, connecting link, 65, spring, 66, circular contiguous block, 67, knob, 68, undersetting, 7, straight line adjustment assembly, 71, second miniature line slideway, 72, second rebound, 73, second contiguous block, 74, second axis of guide, 75, second screw lining, 76, adjustment screw, 77, guide rail clamp system, 771, elastic clip, 772, sliding screw, 773, circlip, 774, nut.
Embodiment
The present invention is further illustrated below in conjunction with accompanying drawing 1-9 and embodiment.
As Figure 1-4, four-degree-of-freedom trimming rack of the present invention, comprises in a substrate 1, and adjusts plate 2, upper adjustment plate 3, two straight lines and hold out against assembly 4, four angle clamp assemblies 5, four angle regulation components 6 and two straight lines adjustment assemblies 7.Along the X-direction of substrate 1 with Y direction is each fixes a straight line adjustment assembly 7 and a straight line holds out against assembly 4, it is symmetrical relative to Y-axis that the straight line adjustment assembly 7 of X-direction and straight line hold out against assembly 4, and it is symmetrical relative to X-axis that the straight line adjustment assembly 7 of Y direction and straight line hold out against assembly 4; General two straight lines hold out against assembly 4 and two straight lines adjust the edge that assembly 7 is all fixed on the upper surface of substrate 1; Straight line holds out against assembly 4 and is connected with the contact of two straight line adjustment assemblies 7 even middle adjustment plates 2, adjusts the bias adjustment adjusting plate 2 in assembly 7 realization by regulating straight line, holds out against during assembly 4 realizes the bias adjusting plate 2 locate by regulating straight line; Angle regulation component 6 flexibly connects with middle adjustment plate 2 and upper adjustment plate 3, the bottom of four angle regulation components 6 is circumferentially distributed on the upper surface of middle adjustment plate 2, and two are respectively oppositely arranged in X-axis and Y-axis, adjust the Relative angular displacement of plate 2 and upper adjustment plate 3 in being regulated by adjusting angle adjustment assembly 6; Angle clamp assembly 5 is connected with middle adjustment plate 2 and upper adjustment plate 3 elasticity, the bottom of four angle clamp assemblies 5 is circumferentially distributed on the upper surface of middle adjustment plate 2, and adjacent angle clamp assembly 5 and angle regulation component 6 angle all at 45 °, the relative angle clamping of middle adjustment plate 2 and upper adjustment plate 3 can be locked by angle clamp assembly 5.
Wherein, substrate 1 is the base of whole degree of freedom trimming rack, the central area of substrate 1 is provided with central through hole, and the end face of substrate 1 is provided with more than three the first datum plane face boss, and all first datum plane face boss have the circumferentially uniform of phase concentric with central through hole; The edge of substrate 1 is respectively provided with the groove of two lateral openings along X-axis and Y direction, two grooves in X-axis are symmetrical relative to Y-axis, and two grooves in Y-axis are symmetrical relative to X-axis, and respectively have in a groove in X-axis and Y direction and be also provided with draw-in groove.In present embodiment, the first datum plane face boss is preferably four.
The central area of middle adjustment plate 2 is provided with central through hole, the bottom surface of middle adjustment plate 2 is provided with more than three the second datum plane face boss, all second datum plane face boss have the circumferentially uniform of phase concentric with central through hole, and the second datum plane face boss and the first datum plane face boss one_to_one corresponding closely cooperate, the adjustment of displacement of plate 2 along X-axis and Y direction is adjusted in realizing, the end face of middle adjustment plate 2 is provided with more than three the first sphere reference field boss, first sphere reference field boss is generally arranged on the circumferential edges of central through hole, and all first sphere reference fields have the circumferentially uniform of phase concentric with central through hole, the side of middle adjustment plate 2 is provided with four unthreaded holes and four pits.In present embodiment, the first sphere reference field boss is preferably four.
The central area of upper adjustment plate 3 is provided with central through hole, the bottom surface of upper adjustment plate 3 is provided with more than three the second sphere reference field boss, all second sphere reference field boss have the circumferentially uniform of phase concentric with central through hole, and the second sphere reference field boss and the first sphere reference field boss one_to_one corresponding closely cooperate, to realize the angular setting of upper adjustment plate 3 around X-axis and Y direction.
As shown in Figure 5, each straight line adjustment assembly 7 is made up of the second miniature line slideway 71, second rebound 72, second contiguous block 73, second axis of guide 74, second screw lining 75, adjustment screw 76 and guide rail clamp system 77.Straight line adjustment assembly 7 is fixedly connected with substrate 1 by the mounting hole of the first miniature line slideway 71, first miniature line slideway 71 is fixed in the groove of substrate 1, second rebound 72 is fixedly connected with the screw hole of the slide block of the second miniature line slideway 71, second contiguous block 73 is fixed on the second rebound 72, one end of second axis of guide 74 is tightened in the second contiguous block 73 by screw thread, the other end is engaged in the unthreaded hole of middle adjustment plate 2, play axially directed effect and prevent radial-play, second adjusts the center pit interference fit of lining 75 and the second contiguous block 73 and holds out against with jackscrew, adjustment screw 76 adjusts in lining 75 by screw thread precession second, withstood on by thread head again in the pit of middle adjustment plate 2 side, the slide block of the first miniature line slideway 71 and upper installation component thereof can be locked in the relevant position of the first miniature line slideway 71 by guide rail clamp system 77, in case limited slip block play.Adjust in X-axis and Y direction center displacement to adjust plate 2 in realization by unscrewing adjustment screw 76.
As shown in Figure 6, guide rail clamp system 77 is by two elastic clips 771, a sliding screw 772, two circlips 773 and a nut 774 form, the bottom of two elastic clips 771 is placed in the draw-in groove of substrate 1, top is fixed on the both sides of the second contiguous block 73 by mounting hole symmetry, second contiguous block 73 is provided with elongated hole, one end of sliding screw 772 is provided with head of screw, sliding screw 772 is successively through the hardy hole of the elastic clip 771 of the second contiguous block 73 side, the hardy hole of the elongated hole of contiguous block 73 and the elastic clip 771 of the second contiguous block 73 opposite side, and screw closed by nut 774, two circlips 773 are arranged in two draw-in grooves of sliding screw 772 respectively, in case sliding stop screw 772 axial float.Realize the compression of two elastic clips 771 by the sliding screw 772 that slidably reciprocates in the elongated hole of the second contiguous block 73 and loosen, when sliding screw 772 slips in the large hardy hole of two elastic clips 771, two elastic clips 771 open stretching in the draw-in groove of substrate 1 so that the slide block of the second miniature line slideway 71 is spacing, and when sliding screw 772 slips into the small gourd hole of two elastic clips 771, two elastic clips 771 are compacted spacing to cancel, and the slide block of the second miniature line slideway 71 can move freely.
As shown in Figure 7, each straight line holds out against assembly 4 by the first miniature line slideway 41, and First Transition plate 42, first contiguous block 43, first axis of guide 44, holding screw 45 and the first screw lining 46 form.Straight line is held out against assembly 4 and is fixedly connected with substrate 1 by the mounting hole of the first miniature line slideway 41, first miniature line slideway 41 is fixed in the groove of substrate 1, First Transition plate 42 is fixedly connected with the screw hole of the first miniature line slideway 41 slide block, first contiguous block 43 is fixed on First Transition plate 42, one end of first axis of guide 44 is tightened in the first contiguous block 43 by screw thread, the other end is engaged in the unthreaded hole of middle adjustment plate 2, to play axially directed effect and to prevent radial-play, first adjusts the center pit interference fit of lining 46 and the first contiguous block 43 and holds out against with jackscrew, holding screw 45 adjusts in lining 46 by screw thread precession first, withstood on by thread head again in the pit of middle adjustment plate 2 side.After straight line holds out against during the relative straight line adjustment assembly 7 of assembly 4 adjusts and adjusts the center displacement of plate 2, the screw 45 that holds out against being held out against assembly 4 by turn-knob straight line is located to adjust plate 2 in realizing X-axis and Y direction are eccentric.
As shown in Figure 8, each angle regulation component 6 is made up of upper bracket 61, sphere holding screw 62, Ball faced nut 63, connecting link 64, spring 65, circular contiguous block 66, knob 67 and undersetting 68.Angle regulation component 6 is fixedly connected on upper adjustment plate 3 by upper bracket 61, be fixedly connected on middle adjustment plate 2 by undersetting 68, sphere holding screw 62 is engaged in the Internal Spherical Surface of upper bracket 61, the lower end of sphere holding screw 62 screws Ball faced nut 63 to the spherical outside surface being engaged in upper bracket 61 and is fixed by jackscrew, connecting link 64 is arranged on the Internal Spherical Surface of circular contiguous block 66 and is held out against by spring 65, the threaded hole of connecting link 64 and the lower end of holding screw 62 coordinate jackscrew to fix, knob 67 is fixedly connected with circular contiguous block 66, knob 67 and undersetting 68 threaded engagement, finally realize angle regulation component 6 to flexibly connect with middle adjustment plate 2 and upper adjustment plate about 3.Can be made by the knob 67 of the relative angle regulation component 6 of turn-knob that middle adjustment plate 2 is relative with upper adjustment plate 3, and change in angular position occurs, realization adjust plate 3 around X-axis and Y direction angular setting.
As shown in Figure 9, each angle clamp assembly 5 is made up of more than one pair of butterfly spring 51, two packing rings 52, screw adapter sleeve 53 and two tightening screw 54.The two ends of screw adapter sleeve 53 are stretched in adjustment plate 3 and middle adjustment plate 2 respectively, the side of two packing rings 52 is separately fixed in the counter sink of adjustment plate 3 and middle adjustment plate 2, two butterfly springs 51 of often pair of butterfly spring 51 are separately fixed at the opposite side of two packing rings, two tightening screw 54 are successively through the butterfly spring 51 in two counter sinks and packing ring 52, the two ends of precession screw adapter sleeve 53, are threaded with screw adapter sleeve 53 respectively; And then middle adjustment plate 2 is connected by angle clamp assembly 5 elasticity with upper adjustment plate 3.Two tightening screw 54 are screwed the angle clamping function that can realize upper adjustment plate 3 and middle adjustment plate 2, and maintain clamping force all the time by the distortion of butterfly spring 51, ensure closely cooperating all the time of the first sphere reference field boss and the second sphere reference field boss.
In present embodiment, adjusting plate 2 in adjustment in X-axis and the eccentric process of locating of Y direction is:
When regulating X-axis eccentric, the guide rail clamp system 77 of the straight line adjustment assembly 7 of Y direction does not limit its second miniature line slideway 71 slide block and moves, the guide rail clamp system 77 of the straight line adjustment assembly 7 of X-direction limits its second miniature line slideway 71 slide block and moves, adjust plate 2 in being realized by the adjustment screw 76 of turn-knob X-direction straight line adjustment assembly 7 to adjust in the bias of X-axis, after adjusting, middle adjustment plate 2 is located in X-direction bias by the holding screw 45 being held out against assembly 4 by the straight line of turn-knob X-direction;
When regulating Y direction, the guide rail clamp system 77 of the straight line adjustment assembly 7 of X-direction does not limit its second miniature line slideway 71 slide block and moves, the guide rail clamp system 77 of the straight line adjustment assembly 7 of Y direction limits its second miniature line slideway 71 slide block and moves, adjust plate 2 in being realized by the adjustment screw 76 of turn-knob Y direction straight line adjustment assembly 7 to adjust in the bias of Y-axis, after adjusting, middle adjustment plate 2 is located in Y direction bias by the holding screw 45 being held out against assembly 4 by the straight line of turn-knob Y direction.
In present embodiment, the process adjusting the relative angle of plate 2 and upper adjustment plate 3 in adjustment is:
When regulating around X-direction angle, by screwing the knob 67 of two angle regulation components 6 of X-direction simultaneously, to keep the angle regulation component 6 of X-direction to lock motionless to realize around the angle orientation of Y direction, gone up by knob 67 realization of symmetrical turn-knob Y direction angle regulation component 6 simultaneously and adjust the angular setting of plate 3 around X-axis, after adjusting, by screwing the knob 67 of two angle regulation components 6 of Y direction by the angle orientation of upper adjustment plate 3 around X-direction simultaneously;
When regulating around Y direction angle, by screwing the knob 67 of two angle regulation components 6 of Y direction simultaneously, to keep the angle regulation component 6 of Y direction to lock motionless to realize around the angle orientation of X-direction, gone up by knob 67 realization of symmetrical turn-knob X-direction angle regulation component 6 simultaneously and adjust the angular setting of plate 3 around Y-axis, after adjusting, by screwing the knob 67 of two angle regulation components 6 of X-direction by the angle orientation of upper adjustment plate 3 around Y direction simultaneously.
As shown in FIG., X axis, Y-axis and Z-axis direction are vertical between two for X axis of the present invention and Y-axis.
Obviously, the explanation of above embodiment just understands core concept of the present invention for helping.It should be pointed out that the those of ordinary skill for described technical field, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (10)
1. four-degree-of-freedom trimming rack, it is characterized in that, mainly comprise substrate (1), middle adjustment plate (2), upper adjustment plate (3), two straight lines hold out against assembly (4), four angle clamp assemblies (5), four angle regulation components (6) and two straight lines adjustment assembly (7);
The central area of described substrate (1) is provided with central through hole, end face is provided with more than three the first datum plane face boss, described first datum plane face boss has the circumferentially uniform of phase concentric with central through hole, along the X-direction of substrate (1) with Y direction is each fixes straight line adjustment assembly (7) and a straight line holds out against assembly (4), and the straight line of X-direction adjustment assembly (7) and straight line to hold out against assembly (4) symmetrical relative to Y-axis, it is symmetrical relative to X-axis that straight line adjustment assembly (7) of Y direction and straight line hold out against assembly (4),
The central area of described middle adjustment plate (2) is provided with central through hole, bottom surface is provided with more than three the second datum plane face boss, end face is provided with more than three the first sphere reference field boss, described second sphere reference field boss and the first sphere reference field boss all have the circumferentially uniform of phase concentric with central through hole, and the second datum plane face boss and the first datum plane face boss one_to_one corresponding closely cooperate;
The central area of described upper adjustment plate (3) is provided with central through hole, bottom surface is provided with more than three the second sphere reference field boss, described second sphere reference field boss has the circumferentially uniform of phase concentric with central through hole, and the second sphere reference field boss and the first sphere reference field boss one_to_one corresponding closely cooperate;
Described straight line adjustment assembly (7) with regulate straight line to hold out against assembly (4) all to contact with middle adjustment plate (2) and connect, the center displacement of plate (2) is adjusted in regulating by regulating straight line adjustment assembly (7), can by middle adjustment plate (2) bias location by regulating straight line to hold out against assembly (4);
Described angle regulation component (6) flexibly connects with middle adjustment plate (2) and upper adjustment plate (3), the bottom of four angle regulation components (6) is circumferentially distributed on the upper surface of middle adjustment plate (2), and two are respectively oppositely arranged in X-axis and Y-axis, the Relative angular displacement adjusting plate (2) and upper adjustment plate (3) is adjusted during assembly (6) regulates by adjusting angle;
Described angle clamp assembly (5) is connected with middle adjustment plate (2) and upper adjustment plate (3) elasticity, the bottom of four angle clamp assemblies (5) is circumferentially distributed on the upper surface of middle adjustment plate (2), and adjacent angle clamp assembly (5) and angle regulation component (6) angle all at 45 °, the relative angle clamping of middle adjustment plate (2) and upper adjustment plate (3) locks by angle clamp assembly (5).
2. four-degree-of-freedom trimming rack according to claim 1, is characterized in that, described first datum plane face boss is four, and is arranged on the end face central area of substrate (1).
3. four-degree-of-freedom trimming rack according to claim 1, is characterized in that, described first sphere reference field boss is four, and is arranged on the edge of the central through hole of middle adjustment plate (2).
4. four-degree-of-freedom trimming rack according to claim 1, it is characterized in that, described straight line holds out against assembly (4) and mainly comprises the first miniature line slideway (41), First Transition plate (42), first contiguous block (43), first axis of guide (44), hold out against screw (45) and the first screw lining (46), straight line is held out against assembly (4) and is fixedly connected with substrate (1) by the mounting hole of the first miniature line slideway (41), First Transition plate (42) is fixedly connected with the slide block of the first miniature line slideway (41), first contiguous block (43) is fixed on First Transition plate (42), one end of first axis of guide (44) is tightened in the first contiguous block (43), the other end is engaged in the unthreaded hole of middle adjustment plate (2), the center pit interference fit of the first screw lining (46) and the first contiguous block (43) also holds out against with jackscrew, hold out against screw (45) by after screw thread precession first screw lining (46), withstand on again in the side pit of middle adjustment plate (2).
5. four-degree-of-freedom trimming rack according to claim 1, it is characterized in that, described angle clamp assembly (5) mainly comprises more than one pair of butterfly spring (51), two packing rings (52), a screw adapter sleeve (53) and two tightening screw (54), the two ends of described screw adapter sleeve (53) are stretched in adjustment plate (3) and middle adjustment plate (2) respectively, packing ring (52) and butterfly spring (51) are fixed in the counter sink of adjustment plate (3) and middle adjustment plate (2), two tightening screw (54) are successively through butterfly spring (51) and packing ring (52), the two ends of precession screw adapter sleeve (53) respectively.
6. four-degree-of-freedom trimming rack according to claim 1, it is characterized in that, described angle regulation component (6) mainly comprises upper bracket (61), sphere holding screw (62), Ball faced nut (63), connecting link (64), spring (65), circular contiguous block (66), knob (67) and undersetting (68), described upper bracket (61) is fixed on adjustment plate (3), undersetting (68) is fixed on middle adjustment plate (2), sphere holding screw (62) is engaged in upper bracket (61) Internal Spherical Surface, and the lower end of sphere holding screw (62) screws Ball faced nut (63) to the spherical outside surface being engaged in upper bracket (61), and fixed by jackscrew, the top threaded hole of connecting link (64) and the bottom of sphere holding screw (62) coordinate, and fixed by jackscrew, the sphere place, bottom of connecting link (64) and the Internal Spherical Surface of circular contiguous block (66) are joined merga pass spring (65) and are held out against, knob (67) is fixedly connected with circular contiguous block (66), knob (67) and undersetting (68) threaded engagement.
7. four-degree-of-freedom trimming rack according to claim 1, it is characterized in that, described straight line adjustment assembly (7) mainly comprises the second miniature line slideway (71), second rebound (72), second contiguous block (73), second axis of guide (74), adjustment screw (75), second screw lining (76) and guide rail clamp system (77) composition, described straight line adjustment assembly (7) is fixing with substrate (1) by the mounting hole of the second miniature line slideway (71), second rebound (72) is fixed with the screw hole of the second miniature line slideway (71) slide block, second contiguous block (73) is fixed on the second rebound (72), one end of second axis of guide (74) is tightened in the second contiguous block (73), the other end is engaged in the unthreaded hole of middle adjustment plate (2), second adjusts the center pit interference fit of lining (75) and the second contiguous block (73) and holds out against with jackscrew, adjustment screw (76) adjusts in lining (75) by screw thread precession second, withstand in the pit of middle adjustment plate (2) side again, guide rail clamp system (77) can lock the slide block of the second miniature line slideway (71).
8. four-degree-of-freedom trimming rack according to claim 7, it is characterized in that, described guide rail clamp system (77) is by two elastic clips (771), sliding screw (772), two circlips (773) and nut (774) composition, two elastic clip (771) symmetries are fixed on the both sides of the second contiguous block (73), second contiguous block (73) is provided with elongated hole, sliding screw (772) is successively through the hardy hole of the elastic clip (771) of side, the elongated hole of the second contiguous block (73) and the hardy hole of opposite side elastic clip (771), screw closed by nut (774) again, two circlips (773) are separately positioned in two draw-in grooves of sliding screw (772).
9. four-degree-of-freedom trimming rack according to claim 1, it is characterized in that, the edge of described substrate (1) is respectively provided with the groove of two lateral openings along X-axis and Y direction, two grooves in X-direction are symmetrical relative to Y-axis, two grooves in Y direction are symmetrical relative to X-axis, and straight line adjustment assembly (7) and straight line hold out against that assembly (4) is corresponding to be fixed in groove.
10. four-degree-of-freedom trimming rack according to claim 9, is characterized in that, described X-axis and Y direction respectively have in a groove and be also provided with draw-in groove.
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| CN106886228A (en) * | 2017-04-29 | 2017-06-23 | 吉林大学 | A kind of 3 Shaft angle micro-adjusting mechanisms |
| CN109254376A (en) * | 2018-10-22 | 2019-01-22 | 哈尔滨工业大学 | A kind of special type lens dead axle stage apparatus |
| CN109739269A (en) * | 2018-12-28 | 2019-05-10 | 合肥知常光电科技有限公司 | It is a kind of for adjusting the device of plan-position and angle |
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| CN110939836A (en) * | 2019-12-11 | 2020-03-31 | 张家港中贺自动化科技有限公司 | Five-dimensional direction adjusting system with gravity compensation mechanism |
| CN114895424A (en) * | 2022-04-26 | 2022-08-12 | 核工业理化工程研究院 | Optical push-pull platform and push-pull locking method thereof |
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Effective date of registration: 20190830 Address after: Room 601-10, 6th floor, 52 Block 2, Jingyuan North Street, Beijing Economic and Technological Development Zone, 100176 Patentee after: Beijing Guowang Optical Technology Co., Ltd. Address before: 130033 southeast Lake Road, Jilin, Changchun, No. 3888 Patentee before: Changchun Inst. of Optics and Fine Mechanics and Physics, Chinese Academy of Sci |