CN103777301B - For the supporting micromatic setting of preset lens optical axis alignment - Google Patents
For the supporting micromatic setting of preset lens optical axis alignment Download PDFInfo
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- CN103777301B CN103777301B CN201410001653.1A CN201410001653A CN103777301B CN 103777301 B CN103777301 B CN 103777301B CN 201410001653 A CN201410001653 A CN 201410001653A CN 103777301 B CN103777301 B CN 103777301B
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Abstract
The invention discloses a kind of supporting micromatic setting for preset lens optical axis alignment, being connected successively from top to bottom by leveling platform, lifting assembly and angle adjustment assembly forms.Leveling platform utilizes 3 levelling principle to achieve quick level-off; Lifting assembly adopts the spacing nut-screw rod mechanism of band and tension spring to achieve stable and continuous lifting; Base in angle adjustment assembly and ball pin are connected, base and ball pin seat are connected, ball pin and ball pin seat form spherical pair, limit shaft in ball pin and the rectangular channel of base form sliding pair, during use, preset lens is arranged in base, the pitching handwheel rotated on base can realize accurate adjustment and the locking of preset lens luffing angle, and the orientation handwheel on rotating base promotes accurate adjustment and the locking that base can realize preset lens orientation angles, thus achieves preset lens optical axis and aims at the accurate of test product.The invention solves supporting and the fine setting problem of preset lens, have that structure is simple, erection is convenient, it is little to take up room, regulate the features such as easy.
Description
Technical field
The invention belongs to process unit field, the process unit used when relating generally to optical axis alignment, particularly relate to a kind of preset lens optical axis and test product to adjusting angle on time, the supporting of height finely tunes process unit.
Background technology
In electro-optical system, often require that the optical axis of system is parallel relative to benchmark.When the ray machine of electro-optical system is debug, often use preset lens to build various light path, adjustment and test are carried out to the optical axis of system.Due to physical dimension, shape, the light path difference of various electro-optical system, now, need the physical location according to tested electro-optical system, use micromatic setting to adjust angle and the height of preset lens, make the optical axis of preset lens consistent with the optical axis of tested electro-optical system.Common micromatic setting structure is more complicated, and manufacturing cost is higher, and angle and be highly difficult to carry out adaptability reform, and the assembly bodily form temporarily built with common device is huge, connects built on the sand, moves inconvenience.Therefore, common easy device is difficult to the convenient installation of solution electro-optical system in adjustment and test process, aims at the problem of adjustment and security.
Chinese patent 201120399627 discloses " a kind of angle vernier device ", this device mainly uses worm gear and worm gear pair as angle adjusting mechanism, owing to employing worm and gear, therefore complex structure, manufacture difficulty is larger, cost is higher, and can only carry out angular setting around an axle, can not bidimensional angular setting.Chinese patent 200910041514 discloses one " manual fine-tuning mechanism ", and this device have employed spherical pair structure, and can realize anglec of rotation adjustment, but its function is more single, does not have elevating function, short transverse can not adjust; In addition, owing to having three rotary freedoms, therefore too much degree of freedom makes adjustment process complicated, is difficult to quick and precisely aim at.
Summary of the invention
The technical problem to be solved in the present invention is, for electro-optical system is in optic test process, providing a kind of accurately can aim at preset lens optical axis and tested Broadcast and TV system, and lifting, leveling, reclining operation support micromatic setting easily.
For solving the problems of the technologies described above, the supporting micromatic setting for preset lens optical axis alignment provided by the invention comprises leveling platform, lifting assembly and angle adjustment assembly, and leveling platform regulates angle spiral with triangle platen and three, lifting assembly contains column, dog screw, nut, stud, spring, support plate, column be hollow cylinder and one end with solid ring flange, with two threaded holes be located on the same line on its cylindrical wall, stud is hollow circular cylinder and with external thread, its cylinder has axial groove, stud one end is arranged in the cavity of column and forms clearance fit, two threaded holes on two dog screws and column connect one to one, and the tip end of two dog screws is arranged in described axial groove, nut is threaded with stud and the small column end contact of one end of nut and column, support plate is connected in the other end of stud, spring is positioned at the cavity of stud and the two ends of spring are connected on the solid ring flange of support plate and column, angle adjustment assembly comprises base, two orientation handwheels, two ball pin seats, base, ball pin and two pitching handwheels, base is rectangular flat structure, with two orientation adjustment seats and the rectangular channel along the setting of upper face length direction on upper face, orientation adjustment seat is all with the threaded hole arranged along upper face Width, two ball pin seats are the blocks with spherical groove, base is made up of a transverse slat and two risers, and two risers are parallel is connected on the upper surface of transverse slat, transverse slat is with screwed hole of centre, the lower surface of transverse slat is provided with limiting stand and two convexes all with screw, the screw line of centres of two screws is vertical with two risers and by the center of screwed hole of centre, limiting stand to be positioned on the described screw line of centres and near one of them convex, two risers all have level and coaxial circular hole, coaxial cable and the described screw line of centres of two circular holes are in same vertical guide, two upper drift angles of two risers are equipped with chamfering, screw is equipped with fillet surface all and the tip of screw stretches in corresponding circular hole, the middle part of ball pin is spherical drum type body, the both ends of the surface of spherical drum type body are respectively equipped with limit shaft and inverted T-shaped right cylinder and the cylindrical small column of inverted T-shaped with external thread, spherical drum type body, limit shaft is coaxial with inverted T-shaped right cylinder, the limit shaft of ball pin is positioned at the rectangular channel of base and forms clearance fit, the screwed hole of centre of the cylindrical thread end of inverted T-shaped and base is connected, spherical drum type body is arranged in the ball chamber of two ball pin seats formations and forms spherical pair, two ball pin seats and base are connected and leave the gap of 3mm ~ 5mm between the lower surface of the spherical drum type body of ball pin and the upper face of base, the gap of 3mm ~ 5mm is left between the upper surface of two ball pin seats and the lower surface of base transverse slat, the thread end of two pitching handwheels is threaded with two of base convexes and the other end of two pitching handwheels withstands on base, the thread end of two orientation handwheels is threaded with two orientation adjustment seats of base respectively and threaded end all withstands on the relative side of two of described limiting stand, the solid ring flange end face of the column of described lifting assembly and the triangle platen of leveling platform are connected, and the base of support plate and angle adjustment assembly is connected.
Beneficial effect of the present invention is embodied in the following aspects:
(1) the present invention is provided with leveling platform and lifting assembly in the below of supporting micromatic setting, utilizes in leveling platform three levelling gears to achieve the quick level-off of this device, does not have special requirement to using area; Lifting assembly adopts band spacing nut-screw rod mechanism and tension spring, makes the continuous lifting process of this device steady especially, and the not only limited location guide effect but also have locking effect of two dog screws, therefore, installs when erection is aimed at quick especially and stable at preset lens.
(2) the present invention adopts spherical pair in angle adjustment assembly, the sliding pair formed with the rectangular channel of limit shaft and base limits spherical pair and rotates at any angle, only retain orientation angles to rotate and luffing angle rotation, and achieve orientation angles, the fine setting of luffing angle and locking by the screw thread pair of two orientation handwheels and two pitching handwheels; In addition, because screw thread pair has self-locking performance, the state after locking can keep constant for a long time.Therefore to have structure composition simple in the present invention, and operation is very easy and the feature that reliability is high in adjustment.
(3) the present invention in use, accommodation can be carried out fast to device according to the contour structures of load or actual service condition, leveling platform and lifting assembly can form rising-falling tone platform and be used alone, and angle adjustment assembly also can be used alone, and has good versatility.
(4) number of parts of the present invention needed for structure composition is few, structure is simple, and possess the several functions such as leveling, lifting, angle modulation simultaneously, therefore the present invention set up in use easily, take up room little, and than prior art low cost of manufactures such as worm-and-wheel gear angle modulation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of leveling platform and lifting assembly in the present invention.
Fig. 3 is the structural representation of angle adjustment assembly in the present invention.
Fig. 4 is the structural representation of the base shown in Fig. 3.
Fig. 5 is the structural representation of the ball pin seat shown in Fig. 3.
Fig. 6 is the structural representation of transverse slat in the base shown in Fig. 3.
Fig. 7 is the structural representation of the ball pin shown in Fig. 3.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the present invention is described in further detail.
As shown in Figure 1, the supporting micromatic setting that the preferred embodiment of the present invention provides comprises leveling platform 1, lifting assembly and angle adjustment assembly.
As shown in Figure 2, leveling platform 1 regulates angle spiral with triangle platen 1-3 and three.The middle part of triangle platen 1-3 is provided with one group of screw, and three drift angle places are respectively equipped with a threaded hole; Three regulate angle spiral to be made up of three supporting base 1-1, three card 1-2, three control hand wheel 1-4.Control hand wheel 1-4 is T-shaped structure, upper end boss is provided with anti-skidding straight knurling, lower end is threaded and connects with the threaded hole of triangle platen 1-3, the bulb of thread head and the bulb-shaped recess of supporting base 1-1 form spherical pair, annular groove and " U " font card 1-2 are formed spacing, prevent supporting base 1-1 and control hand wheel 1-4 from departing from.Supporting base 1-1, card 1-2, triangle platen 1-3 and control hand wheel 1-4 form leveling platform jointly, rotate according to 3 levelling principle the fine setting that control hand wheel 1-4 realizes leveling platform level angle.Lifting assembly contains column 5, dog screw 6, nut 7, stud 8, spring 9, support plate 10.Column 5 be hollow cylinder and one end with solid ring flange, with two threaded holes be located on the same line on its cylindrical wall, solid ring flange end face is provided with one group of screw via hole.Stud 8 is hollow circular cylinder and with external thread, its cylinder has axial groove, and cylindrical external diameter is identical with the cavity aperture of column 5, and the end face of stud 8 one end is provided with fixing threaded hole, the other end is arranged in the cavity of column 5 and forms clearance fit, can be free to slide and rotate.Two dog screws 6 connect one to one with two threaded holes on column 5, and the tip end of two dog screws 6 is arranged in described axial groove forms sliding pair and limit stud 8 and rotate, and tighten the locking that screw 6 also can realize stud 8.Nut 7 is that plum blossom is discoid, and be threaded with stud 8 formation screw thread pair, and the small column end contact of one end of nut 7 and column 5.Support plate 10 is disc, and middle part is respectively equipped with one group of screw and one group of via hole, and one group of via hole of support plate 10 is corresponding with the fixing threaded hole on stud 8 end face, is connected by screw.Spring 9 is extension spring and is positioned at the cavity of stud 8, and the two ends of spring 9 are connected on the solid ring flange of support plate 10 and column 5.Spring 9 remains that extended state makes nut 7 and column 5 fit tightly, and rotating nut 7 can realize stud 8 lifting moving.One group of screw via hole on the solid ring flange end face of column 5 is corresponding with one group of screw in the middle part of the triangle platen 1-3 of leveling platform 1, and is connected by screw.
As shown in Figure 3, angle adjustment assembly comprises 12, two, base 11, two orientation handwheels identical ball pin seat 13, base 14, ball pin 15 and two pitching handwheels 19.Base 11 is rectangular flat structure (see Fig. 4), the middle part of its lower face is provided with large area heavy stand, with two orientation adjustment seat 11-1 and the rectangular channel 11-2 along the setting of upper face length direction on upper face, orientation adjustment seat 11-1 is all with the threaded hole arranged along upper face Width, the corner of base 11 is respectively equipped with screw via hole 11-4, and the surrounding of rectangular channel 11-2 is provided with via hole 11-3.Two identical ball pin seats 13 are the blocks (see Fig. 5) with spherical groove, are respectively equipped with screw 13-1 at two outer drift angle places of lower segment end face.Base 14 is made up of a transverse slat and two risers, transverse slat with screwed hole of centre 14-2(see Fig. 6), the lower surface of transverse slat is provided with four fixed orifice 14-3, limiting stand 14-1 and two convex 14-4 all with screw, four fixed orifice 14-3 are positioned at four drift angle places of transverse slat, two convex 14-4 are respectively near the mid point of two broadsides of transverse slat, the screw line of centres of two screws is vertical with two risers and by the center of screwed hole of centre 14-2, and limiting stand 14-1 to be positioned on the described screw line of centres and near one of them convex 14-4; The lower end of two risers is connected on the upper surface of transverse slat by screw is parallel with four pilot hole 14-3, two risers all have level and coaxial circular hole, Circularhole diameter size is corresponding with the external diameter of the preset lens 17 be conditioned, the screw line of centres on the coaxial cable of two circular holes and transverse slat two convex 14-4 is in same vertical guide, two upper drift angles of two risers are equipped with chamfering, fillet surface is all equipped with screw 16, and the tip of screw 16 stretches in corresponding circular hole.The middle part of ball pin 15 is that spherical drum type body 15-3(is see Fig. 7), the diameter of spherical drum type body 15-3 and that just in time by two ball pin seats 13 formed spherical cavity identical with the diameter of ball pin seat 13 spherical groove hold, the both ends of the surface of spherical drum type body 15-3 are respectively equipped with limit shaft 15-2 and inverted T-shaped right cylinder 15-1, the diameter of limit shaft 15-2 is identical with the width of the rectangular channel 11-2 of base 11, the small column of inverted T-shaped right cylinder 15-1 is with external thread, and spherical drum type body 15-3, limit shaft 15-2 are coaxial with inverted T-shaped right cylinder 15-1.Orientation handwheel 12 is T-shaped right cylinder, and small cylinder is with external thread and threaded end is hemisphere; Pitching handwheel 19 is three rank right cylinders, and epimere right cylinder is provided with external thread, and hypomere right cylinder is polished rod and the lower end of polished rod is hemisphere, and stage casing cylinder diameter is greater than upper and lower section of right cylinder and annular knurl on the face of cylinder.The limit shaft 15-2 of ball pin 15 is positioned at the rectangular channel 11-2 of base 11 and forms sliding pair, the thread end of inverted T-shaped right cylinder 15-1 and the screwed hole of centre 14-2 of base 14 are connected, and spherical drum type body 15-3 is arranged in the ball chamber of two ball pin seats 13 formations and forms spherical pair.Two ball pin seats 13 are connected by the screw 13-1 on lower segment end face and the cooperation realization of screw and the via hole 11-3 of base 11; The upper segment end face of two ball pin seats 13 then and leave the gap of 3mm ~ 5mm between the lower surface of base 14 transverse slat; The gap of 3mm ~ 5mm is left between the lower surface of the spherical drum type body 15-3 of ball pin 15 and the upper face of base 11.The thread end of two pitching handwheels 19 is threaded with two convex 14-4 of base 14 and forms screw thread pair, and the hemisphere top of the other end of two pitching handwheels 19 on the pedestal 11, the thread end of two orientation handwheels 12 is threaded with two orientation adjustment seat 11-1 of base 11 and forms screw thread pair respectively, and the hemisphere of threaded end all withstands on the relative side of two of described limiting stand 14-1.One group of screw on four screw via hole 11-4 of the base 11 of angle adjustment assembly and support plate 10 is just right, and is connected by screw.
When using the present invention to debug test to photovoltaic, need to carry out following steps:
First, preset lens 17 is loaded in two circular holes of riser in the base 14 of this device, hold out against with the screw 16 at drift angle place on riser.
Then, rotating nut 7, makes stud 8 lifting moving by screw thread pair, realizes highly regulating, and makes the height of preset lens 17 suitable with test product.
Afterwards, rotate three control hand wheel 1-4 in leveling platform 1, according to 3 levelling principle, support plate 10 is adjusted to basic horizontal.
Finally, rotate two orientation handwheels, 12 pairs of preset lenses 17 and carry out orientation angles fine setting, due to the restriction of spherical pair and sliding pair in angle adjustment assembly, orientation handwheel 12 promotes base 14 and rotates around the axis of ball pin 15, just achieves precise fine-adjustment and the locking position of preset lens 17 orientation angles; In like manner, rotate two pitching handwheels, 19 pairs of preset lenses 17 and carry out luffing angle fine setting, due to the restriction of spherical pair and sliding pair in angle adjustment assembly, pitching handwheel 19 promotes base 14 and rotates around by ball pin 15 centre of sphere and perpendicular to the axis of rectangular channel 11-2 long side surface, just achieves precise fine-adjustment and the locking position of preset lens 17 luffing angle.So repeatedly, just complete preset lens 17 optical axis and aim at the accurate of test product.
Claims (2)
1., for a supporting micromatic setting for preset lens optical axis alignment, comprise the leveling platform (1) regulating angle spiral with triangle platen (1-3) and three; It is characterized in that: also comprise lifting assembly and angle adjustment assembly;
Described lifting assembly contains column (5), dog screw (6), nut (7), stud (8), spring (9), support plate (10), column (5) for hollow cylinder and one end with solid ring flange, with two threaded holes be located on the same line on its cylindrical wall, stud (8) is for hollow circular cylinder and with external thread, its cylinder has axial groove, stud (8) one end is arranged in the cavity of column (5) and forms clearance fit, two dog screws (6) connect one to one with two threaded holes on column (5), and the tip end of two dog screws (6) is arranged in described axial groove, nut (7) is threaded with stud (8) and the small column end contact of one end of nut (7) and column (5), support plate (10) is connected in the other end of stud (8), spring (9) is positioned at the cavity of stud (8) and the two ends of spring (9) are connected on the solid ring flange of support plate (10) and column (5),
Described angle adjustment assembly comprises base (11), two orientation handwheels (12), two ball pin seats (13), base (14), ball pin (15) and two pitching handwheels (19), base (11) is rectangular flat structure, with two orientation adjustment seats (11-1) and the rectangular channel (11-2) along the setting of upper face length direction on upper face, orientation adjustment seat (11-1) is all with the threaded hole arranged along upper face Width, two ball pin seats (13) are the blocks with spherical groove, base (14) is made up of a transverse slat and two risers, and two risers are parallel is connected on the upper surface of transverse slat, transverse slat is with screwed hole of centre (14-2), the lower surface of transverse slat is provided with limiting stand (14-1) and two convexes (14-4) all with screw, the screw line of centres of two screws is vertical with two risers and by the center of screwed hole of centre (14-2), limiting stand (14-1) to be positioned on the described screw line of centres and near one of them convex (14-4), two risers all have level and coaxial circular hole, coaxial cable and the described screw line of centres of two circular holes are in same vertical guide, two upper drift angles of two risers are equipped with chamfering, fillet surface is all equipped with screw (16) and the tip of screw (16) stretches in corresponding circular hole, the middle part of ball pin (15) is spherical drum type body (15-3), the both ends of the surface of spherical drum type body (15-3) are respectively equipped with limit shaft (15-2) and inverted T-shaped right cylinder (15-1) and the small column of inverted T-shaped right cylinder (15-1) with external thread, spherical drum type body (15-3), limit shaft (15-2) is coaxial with inverted T-shaped right cylinder (15-1), the limit shaft (15-2) of ball pin (15) is positioned at the rectangular channel (11-2) of base (11) and forms sliding pair, the thread end of inverted T-shaped right cylinder (15-1) and the screwed hole of centre (14-2) of base (14) are connected, spherical drum type body (15-3) is arranged in ball chamber that two ball pin seats (13) form and forms spherical pair, two ball pin seats (13) and base (11) are connected and leave the gap of 3mm ~ 5mm between the lower surface of the spherical drum type body (15-3) of ball pin (15) and the upper face of base (11), the gap of 3mm ~ 5mm is left between the upper surface of two ball pin seats (13) and the lower surface of base (14) transverse slat, the thread end of two pitching handwheels (19) is threaded with two convexes (14-4) of base (14) and the other end of two pitching handwheels (19) withstands on base (11), the thread end of two orientation handwheels (12) is threaded with two orientation adjustment seats (11-1) of base (11) respectively and threaded end all withstands on the relative side of two of described limiting stand (14-1),
The solid ring flange end face of the column (5) of described lifting assembly and the triangle platen (1-3) of leveling platform (1) are connected, and support plate (10) is connected with the base (11) of angle adjustment assembly.
2. the supporting micromatic setting for preset lens optical axis alignment according to claim 1, is characterized in that: described orientation handwheel (12) is T-shaped right cylinder, and its small cylinder is with external thread and threaded end is hemisphere; Pitching handwheel (19) is three rank right cylinders, and epimere right cylinder is provided with external thread, and hypomere right cylinder is polished rod and the lower end of polished rod is hemisphere, and stage casing cylinder diameter is greater than upper and lower section of right cylinder and annular knurl on the face of cylinder.
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| CN201410001653.1A CN103777301B (en) | 2014-01-01 | 2014-01-01 | For the supporting micromatic setting of preset lens optical axis alignment |
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| CN201410001653.1A CN103777301B (en) | 2014-01-01 | 2014-01-01 | For the supporting micromatic setting of preset lens optical axis alignment |
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| CN103777301B true CN103777301B (en) | 2015-11-18 |
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| CN1447138A (en) * | 2002-03-21 | 2003-10-08 | 亚洲光学股份有限公司 | Optical collimator alignment packaging jig and packaging method using the jig |
| CN2600834Y (en) * | 2002-08-07 | 2004-01-21 | 王亚伟 | Three-D adjustable optical apparatus base |
| CN102200631A (en) * | 2011-05-16 | 2011-09-28 | 福鼎市一雄光学仪器有限公司 | Fine tuning horizon instrument of observation mirror |
| CN102508393A (en) * | 2011-11-22 | 2012-06-20 | 吴江市博众精工科技有限公司 | Regulating module for flat camera mechanism |
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