CN104121874A - Arbitrary-angle goniometer in crystal orientating instrument - Google Patents
Arbitrary-angle goniometer in crystal orientating instrument Download PDFInfo
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- CN104121874A CN104121874A CN201410374934.1A CN201410374934A CN104121874A CN 104121874 A CN104121874 A CN 104121874A CN 201410374934 A CN201410374934 A CN 201410374934A CN 104121874 A CN104121874 A CN 104121874A
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- base plate
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Abstract
The invention relates to an arbitrary-angle goniometer in a crystal orientating instrument. The arbitrary-angle goniometer comprises a left support arm component, a right support arm component and an electric linkage mechanism, three points in the left support arm component and the right support arm component are in sliding connection with the electric linkage mechanism, one of the three points is in sliding connection with two sliding rails of the electric linkage mechanism and is connected with transmission devices in the sliding rails, the other two points are arranged on another sliding rail, and the transmission devices are driven by a driving device in the electric linkage mechanism to drive arbitrary-angle equivalent change of a prober and an X-ray generator through the left support arm component and the right support arm component respectively. The arbitrary-angle goniometer in the crystal orientating instrument has the advantages that since the distance between two shaft holes in a left support arm and a right support arm is guaranteed, equivalent angle change of a left support arm bottom plate and a right support arm bottom plate is guaranteed, further, arbitrary-angle change of the prober and the X-ray generator on the left support arm and the right support arm respectively is achieved, assembly debugging is convenient, cost is reduced while efficiency is improved, convenience and quickness in operation are achieved, and unnecessary harm to bodies is reduced.
Description
Technical field
The present invention relates to a kind of angular instrument device, specifically the arbitrarily angled angular instrument in a kind of crystal direction finder.
Background technology
Crystal direction finder is the accurate directed instrumentation of crystal bar direction that sapphire blank crystalline substance sticks together and is processed into C (or A, M, R) crystal orientation.The multi-angle sapphire crystalline substance of take sticks together and draws excellent direction finder as example, elevating drive mechanism, rotating mechanism, leaning device, angular instrument, data calculation element and control device, is consisted of.Because angular instrument is that sapphire crystalline substance sticks together and draws the core apparatus of excellent direction finder, directly affect C (or A, M, R) crystal orientation and the crystal bar misalignment angle of crystal bar.Because needs are measured C (or A, M, R) crystal orientation, and the difference that takes measurement of an angle in each crystal orientation, present stage, angular instrument was by manual knob or directly change position of mounting hole, changed x ray generator and detector position, to reach taking measurement of an angle of each crystal orientation demand.Because manual knob is to drive by threaded rod, the angle of adjustment is in close relations with pitch again, so the pitch of higher accuracy requirement threaded rod is less, brings processing technology complicated, and need high-precision semi arch guide rail, increases equipment cost; It is many that the angular instrument that changes position by changing mounting hole is processed hole count equally, be difficult for aiming at, and the problems such as manufacturing procedure complexity, and the step repeatability that two kinds of modes are adjusted each crystal orientation demand angle is many, the length that expends time in, and unfavorable to debugging personal security health.
Summary of the invention
There is difficult aligning in the angular instrument for crystal direction finder in prior art, the deficiencies such as efficiency is low, manufacturing procedure is complicated, it is convenient that the technical problem to be solved in the present invention is to provide a kind of assembling and setting, equipment cost is reduced, raised the efficiency, guaranteed the arbitrarily angled angular instrument in the crystal direction finder of arbitrarily angled variation.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
Left support arm component), right support arm component and electric linkage mechanism arbitrarily angled angular instrument in crystal direction finder of the present invention comprises:, wherein, in left support arm component and right support arm component, having San Dianyu electric linkage mechanism is slidably connected, wherein be slidably connected with two slide rails of electric linkage mechanism, and connect the gearing in this slide rail; On other 2 another slide rails that are arranged in electric linkage mechanism, under the driving of gearing drive unit in electric linkage mechanism, by left support arm component, right support arm component, drive respectively detector and x ray generator to carry out arbitrarily angled equivalent variations.
Described electric linkage mechanism comprises the first line slide rail, is installed on gearing, the second line slide rail, intermediate supports rotating shaft and drive unit on the first line slide rail, wherein the first line slide rail and the second line slide rail are installed on base plate, and the two center line is mutually vertical; Intermediate supports rotating shaft connects one end of left support arm base plate and right support arm base plate in left support arm component and right support arm component simultaneously, as described a bit, this o'clock is connected with the slide block of the first line slide rail upper driving device, forms the starting point of the left support arm of driving and right support arm; In left support arm component and right support arm component, left support arm and right support arm are slidably mounted on two slide blocks of the second line slide rail by left support arm shaft and right support arm shaft respectively, as described other 2 points; The centre distance of intermediate supports spindle central and left support arm shaft and right support arm shaft is certain, form the symmetrically arranged right-angle triangle that two hypotenuse length of sides are certain, be total to right-angle side, gearing is connected with the output terminal of drive unit, and gearing drives left support arm component and right support arm component to carry out arbitrarily angled equivalent variations by intermediate supports rotating shaft.
The first line slide rail is the two-orbit be arrangeding in parallel, gearing in it adopts screw-nut structure, on each track, be slidably fitted with slide block, on two slide blocks, connect same nut sleeve piece, on this nut sleeve piece, be fixed with intermediate supports rotating shaft, intermediate supports rotating shaft is dynamically connected by bearing rotary with left support arm base plate and right support arm base plate respectively; Nut sleeve piece is placed on outside screw simultaneously, and the first line slide rail centerline direction is coaxially installed leading screw; Screw and leading screw engagement are done rectilinear motion under the driving of drive unit.
One end of described leading screw is connected with the output terminal of drive unit, and the other end is fixed on base plate by leading screw back-up block.
The end of the described other end of leading screw is provided with hand wheel rotating parts.
Described left support arm component comprises left support arm base plate and left support arm, and left support arm is fixed on left support arm base plate, and detector is installed on left support arm top); A bit being rotationally connected with intermediate supports rotating shaft of left support arm base plate, another point is rotationally connected by bearing assembly and left support arm shaft, and left support arm shaft is slidably connected by the first slide block and the second line slide rail.
Described right support arm component comprises right support arm base plate and right support arm, and right support arm is fixed on right support arm base plate, on right support arm, x ray generator is installed; A bit being rotationally connected with intermediate supports rotating shaft of right support arm base plate, another point is rotationally connected by bearing assembly and right support arm shaft, and right support arm shaft is slidably connected by the second slide block and the second line slide rail.
Described bearing assembly comprises deep groove ball bearing and surface bearing, and two bearings are arranged in the dead eye of left support arm base plate or right support arm base plate with one heart, forms the interlock point that drives left support arm or right support arm.
Lock by standby cap left support arm shaft and right support arm shaft upper end, with back shaft cap, lives.
The present invention has following beneficial effect and advantage:
1. the present invention is by right-angle triangle principle, utilize line slide rail to form vertically, by guaranteeing the distance of two axis holes on the support arm of left and right, and the installation site of line slide rail, guaranteed left support arm base plate and right support arm base plate angle equivalent variations, and then the detector and the x ray generator that reach on the support arm of left and right change at any angle.
2. because line slide rail is lower than semi arch slide rail price, assembling and setting convenient, equipment cost is reduced, raise the efficiency.
3. the present invention, by adopt stepper motor and manual knob at ball-screw two ends, has realized manual and automatically controlled different control methods, and debug time shortens, and pass through electrical adjustable, can realize angle very fast and change, realize the convenient of operation, reduce the unnecessary injury of health.
Accompanying drawing explanation
Fig. 1 is arbitrarily angled automatically controlled interlock goniometer configuration schematic diagram of the present invention;
Fig. 2 is structure of linear motion schematic diagram of the present invention;
Fig. 3 is the schematic diagram of fixedly hypotenuse right-angle triangle of the present invention;
Fig. 4 is left support arm component schematic diagram in the present invention;
Fig. 5 is right support arm component schematic diagram in the present invention.
Wherein, 1 is standby cap, 2 is left support arm component, 3 is right support arm component, 4 is base plate, 5 is intermediate shaft support set, 6 is left support arm shaft, 7 is right support arm shaft, 8 is intermediate supports rotating shaft, 9 is the first line slide rail, 10 is the second line slide rail, 11A is the first slide block, 11B is the second slide block, 12 for supporting axle cap, 13 is stepper motor, 14 is motor cabinet, 15 is leading screw, 16 is nut sleeve piece, 17 is screw, 18 is leading screw back-up block, 19 is hand wheel rotating parts, 20 is detector, 22 is left support arm, 23 is left support arm base plate, 31 is x ray generator, 32 is right support arm, 33 is right support arm base plate.
Embodiment
Below in conjunction with Figure of description, the present invention is further elaborated.
As shown in Figure 1, arbitrarily angled angular instrument in crystal direction finder of the present invention comprises: left support arm component 2, right support arm component 3 and electric linkage mechanism, wherein, in left support arm component 2 and right support arm component 3, having San Dianyu electric linkage mechanism is slidably connected, wherein be slidably connected with two slide rails of electric linkage mechanism, and connect the gearing in this slide rail; On other 2 another slide rails that are arranged in electric linkage mechanism, under the driving of gearing drive unit in electric linkage mechanism, by left support arm component 2, right support arm component 3, drive respectively detector 21 and x ray generator 31 to carry out arbitrarily angled equivalent variations.
As shown in Fig. 1,3～5, described electric linkage mechanism comprises the first line slide rail 9, is installed on gearing, the second line slide rail 10, intermediate supports rotating shaft 8 and drive unit on the first line slide rail 9, wherein the first line slide rail 9 and the second line slide rail 10 are installed on base plate 4, and the two center line is mutually vertical; Intermediate supports rotating shaft 8 connects one end of left support arm base plate 23 and right support arm base plate 33 in left support arm component 2 and right support arm component 3 simultaneously, as described a bit, this o'clock is connected with the slide block of the first line slide rail 9 upper driving devices, forms the starting point that drives left support arm 22 and right support arm 32;
In left support arm component 2, left support arm 22 is slidably mounted on the first slide block 11A of the second line slide rail 10 by left support arm base plate 23 at left support arm shaft 6 places, in right support arm component 3, right support arm 32 is slidably mounted at right support arm shaft 7 places by right support arm base plate 33 on the second slide block 11B of the second line slide rail 10, and the first slide block 11A and the second slide block 11B link a little as described other 2; The centre distance of intermediate supports rotating shaft 8 centers and left support arm shaft 6 and right support arm shaft 7 is certain, form the symmetrically arranged right-angle triangle that two hypotenuse length of sides are certain, be total to right-angle side, gearing is connected with the output terminal of drive unit, and gearing drives left support arm component 2 and right support arm component 3 to carry out arbitrarily angled equivalent variations by intermediate supports rotating shaft 8.
The two-orbit of the first line slide rail 9 for be arrangeding in parallel, gearing in it adopts screw-nut structure, on each track, be slidably fitted with slide block, on two slide blocks, connect same nut sleeve piece 16, on this nut sleeve piece 16, be fixed with intermediate supports rotating shaft 8, intermediate supports rotating shaft 8 is dynamically connected by bearing rotary with left support arm base plate 23 and right support arm base plate 33 respectively; It is upper outside that while nut sleeve piece 16 is placed on screw 17, and the first line slide rail 9 centerline directions are coaxially installed leading screw 15; Screw 17 and leading screw 15 engagements are done rectilinear motion under the driving of drive unit; Leading screw 15 one end are connected with the output terminal of drive unit, and the other end is fixed on base plate 4 by leading screw back-up block 18.The other end end of leading screw 15 is provided with hand wheel rotating parts 19.
As shown in Figure 4, left support arm component 2 comprises left support arm base plate 23 and left support arm 22, and left support arm 22 is fixed on left support arm base plate 23, and detector 21 is installed on left support arm 22 tops; A bit being rotationally connected with intermediate supports rotating shaft 8 of left support arm base plate 23, another point is rotationally connected by bearing assembly and left support arm shaft 6, and left support arm shaft 6 is slidably connected by the first slide block 11A and the second line slide rail 10.
As shown in Figure 5, right support arm component 3 comprises right support arm base plate 33 and right support arm 32, and right support arm 32 is fixed on right support arm base plate 33, on right support arm 32, x ray generator 31 is installed; A bit being rotationally connected with intermediate supports rotating shaft 8 of right support arm base plate 33, another point is rotationally connected by bearing assembly and right support arm shaft 7, and right support arm shaft 7 is slidably connected by the second slide block 11B and the second line slide rail 10.
Left support arm component 2 is identical with the bearing assembly composition structure relating in right support arm component 3, include deep groove ball bearing and surface bearing, two bearings are arranged in the dead eye of left support arm base plate 23 or right support arm base plate 33 with one heart, form the interlock point that drives left support arm 22 or right support arm 32, left support arm shaft 6 or right support arm shaft 7 upper ends, by standby cap 1 locking, cover with supporting axle cap 12.
As shown in Figure 2, in the present embodiment, drive unit adopts stepper motor 13, it drives leading screw 15 (the present embodiment employing ball-screw) rotation, stepper motor 13 is fixed on base plate 4 by motor cabinet 14, ball-screw 15 rear and front ends are supported by leading screw back-up block 18 and motor cabinet 14 respectively, leading screw back-up block 18 is fixed on base plate 4, on ball-screw with the nut sleeve piece 16 of embedded ball nut (being screw 17), nut sleeve piece 16 bottoms are arranged on the first line slide rail 9, nut sleeve piece 16 and ball nut 17 can be done under the drive of leading screw 15 and stablize accurate rectilinear motion, the other end of leading screw 15 is provided with hand wheel rotating parts 19, can realize manual and automatically controlled different control methods.
On nut sleeve piece 16, be fixed with intermediate shaft support set 5 and intermediate supports rotating shaft 8, intermediate supports rotating shaft 8 is connected with the dead eye of right support arm 32 with left support arm 22 respectively by two deep groove ball bearings.When stepper motor drives ball-screw motion, intermediate supports rotating shaft 8 drives an end motion of left support arm base plate 23 and right support arm base plate 33 by deep groove ball bearing, and left support arm base plate 23 is installed left support arm shaft 6, deep groove ball bearing and surface bearing on assigned address, two bearings are arranged in the dead eye of left support arm base plate 23 with one heart, form the interlock point that drives left support arm 22, and lock with standby cap 1 in left support arm shaft 6 upper ends, with supporting axle cap 12, cover; In like manner, right arm base plate 33 is installed right support arm shaft 7, deep groove ball bearing and surface bearing on assigned address, and two bearings are arranged in the dead eye of right support arm base plate 33 with one heart, forms the interlock point that drives right support arm 32, and lock with standby cap 1 in right support arm shaft 7 upper ends, with supporting axle cap 12, cover.
As shown in Figure 4, left support arm component 2 is by fixing left support arm 22 on left support arm base plate 23, and fixed detector 21 on left support arm 22, has reached the arbitrarily angled rotation of detector 21.
As shown in Figure 5, right support arm component 3 is by fixing right support arm 32 on right support arm base plate 33, and fixing x ray generator 31 on right support arm 32, reaches the arbitrarily angled rotation of x ray generator 31.
Moving slide block is equipped with in lower end at left support arm shaft 6 and right support arm shaft 7, left support arm component 2, right support arm component 3 are arranged on the second line slide rail 10 by slide block respectively, form like this that hypotenuse length as shown in Figure 3 immobilizes, two congruent right-angle triangles (two right-angle triangles back-to-back) of two right-angle side length variations.The present invention is by right-angle triangle principle, utilize line slide rail to form vertically, because of two dead eye angle and distances of left and right support arm identical, and be jointly arranged in intermediate supports rotating shaft 8, therefore when stepper motor 13 drives 16 motion of nut sleeve piece, because intermediate supports rotating shaft 8 drives, left support arm component 2, right support arm component 3 are realized the arbitrarily angled equivalent variations of electronic joint control, thereby the detector 21 reaching on left and right support arm changes at any angle with x ray generator 31.
Claims (9)
1. the arbitrarily angled angular instrument in a crystal direction finder, it is characterized in that comprising: left support arm component (2), right support arm component (3) and electric linkage mechanism, wherein, in left support arm component (2) and right support arm component (3), having San Dianyu electric linkage mechanism is slidably connected, wherein be slidably connected with two slide rails of electric linkage mechanism, and connect the gearing in this slide rail; On other 2 another slide rails that are arranged in electric linkage mechanism, under the driving of gearing drive unit in electric linkage mechanism, by left support arm component (2), right support arm component (3), drive respectively detector (21) and x ray generator (31) to carry out arbitrarily angled equivalent variations.
2. by the arbitrarily angled angular instrument in crystal direction finder claimed in claim 1, it is characterized in that: described electric linkage mechanism comprises the first line slide rail (9), is installed on gearing, the second line slide rail (10), intermediate supports rotating shaft (8) and drive unit on the first line slide rail (9), wherein the first line slide rail (9) and the second line slide rail (10) are installed in base plate (4) above, and the two center line is mutually vertical; Intermediate supports rotating shaft (8) connects one end of left support arm base plate (23) and right support arm base plate (33) in left support arm component (2) and right support arm component (3) simultaneously, as described a bit, this point is connected with the slide block of the first line slide rail (9) upper driving device, forms the starting point that drives left support arm (22) and right support arm (32); In left support arm component (2) and right support arm component (3), left support arm (22) and right support arm (32) are located to be slidably mounted on two slide blocks of the second line slide rail (10) at left support arm shaft (6) and right support arm shaft (7) by left support arm base plate (23) and right support arm base plate (33) respectively, as described other 2 points; The centre distance of intermediate supports rotating shaft (8) center and left support arm shaft (6) and right support arm shaft (7) is certain, form the symmetrically arranged right-angle triangle that two hypotenuse length of sides are certain, be total to right-angle side, gearing is connected with the output terminal of drive unit, and gearing drives left support arm component (2) and right support arm component (3) to carry out arbitrarily angled equivalent variations by intermediate supports rotating shaft (8).
3. by the arbitrarily angled angular instrument in crystal direction finder claimed in claim 2, it is characterized in that: the two-orbit of the first line slide rail (9) for be arrangeding in parallel, gearing in it adopts screw-nut structure, on each track, be slidably fitted with slide block, on two slide blocks, connect same nut sleeve piece (16), on this nut sleeve piece (16), be fixed with intermediate supports rotating shaft (8), intermediate supports rotating shaft (8) is dynamically connected by bearing rotary with left support arm base plate (23) and right support arm base plate (33) respectively; Nut sleeve piece (16) is placed on outside screw (17) simultaneously, and the first line slide rail (9) centerline direction is coaxially installed leading screw (15); Screw (17) and leading screw (15) engagement are done rectilinear motion under the driving of drive unit.
4. by the arbitrarily angled angular instrument in crystal direction finder claimed in claim 3, it is characterized in that: one end of described leading screw (15) is connected with the output terminal of drive unit, the other end is fixed on base plate (4) by leading screw back-up block (18).
5. by the arbitrarily angled angular instrument in crystal direction finder claimed in claim 4, it is characterized in that: the end of the described other end of leading screw (15) is provided with hand wheel rotating parts (19).
6. by the arbitrarily angled angular instrument in crystal direction finder claimed in claim 1, it is characterized in that: described left support arm component (2) comprises left support arm base plate (23) and left support arm (22), it is upper that left support arm (22) is fixed on left support arm base plate (23), and detector (21) is installed on left support arm (22) top; A bit being rotationally connected with intermediate supports rotating shaft (8) of left support arm base plate (23), another point is rotationally connected by bearing assembly and left support arm shaft (6), and left support arm shaft (6) is slidably connected by the first slide block (11A) and the second line slide rail (10).
7. by the arbitrarily angled angular instrument in crystal direction finder claimed in claim 1, it is characterized in that: described right support arm component (3) comprises right support arm base plate (33) and right support arm (32), it is upper that right support arm (32) is fixed on right support arm base plate (33), the upper x ray generator (31) of installing of right support arm (32); A bit being rotationally connected with intermediate supports rotating shaft (8) of right support arm base plate (33), another point is rotationally connected by bearing assembly and right support arm shaft (7), and right support arm shaft (7) is slidably connected by the second slide block (11B) and the second line slide rail (10).
8. by the arbitrarily angled angular instrument in the crystal direction finder described in claim 6 or 7, it is characterized in that: described bearing assembly comprises deep groove ball bearing and surface bearing, two bearings are arranged in the dead eye of left support arm base plate (23) or right support arm base plate (33) with one heart, form the interlock point that drives left support arm (22) or right support arm (32).
9. by the arbitrarily angled angular instrument in the crystal direction finder described in claim 6 or 7, it is characterized in that: left support arm shaft (6) and right support arm shaft (7) upper end, by standby cap (1) locking, cover with supporting axle cap (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410374934.1A CN104121874A (en) | 2014-08-01 | 2014-08-01 | Arbitrary-angle goniometer in crystal orientating instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410374934.1A CN104121874A (en) | 2014-08-01 | 2014-08-01 | Arbitrary-angle goniometer in crystal orientating instrument |
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| CN104121874A true CN104121874A (en) | 2014-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410374934.1A Pending CN104121874A (en) | 2014-08-01 | 2014-08-01 | Arbitrary-angle goniometer in crystal orientating instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106872505A (en) * | 2015-12-10 | 2017-06-20 | 中国科学院深圳先进技术研究院 | A kind of experiment porch for measuring crystal resolution ratio |
| CN106872491A (en) * | 2015-12-10 | 2017-06-20 | 中国科学院深圳先进技术研究院 | A kind of experimental provision for measuring crystal eigenresolution |
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| CN106872505A (en) * | 2015-12-10 | 2017-06-20 | 中国科学院深圳先进技术研究院 | A kind of experiment porch for measuring crystal resolution ratio |
| CN106872491A (en) * | 2015-12-10 | 2017-06-20 | 中国科学院深圳先进技术研究院 | A kind of experimental provision for measuring crystal eigenresolution |
| CN106872491B (en) * | 2015-12-10 | 2020-01-24 | 中国科学院深圳先进技术研究院 | Experimental device for be used for measuring crystal intrinsic resolution |
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Application publication date: 20141029 |