CN113777733A - Combined auxiliary positioning device for optical device - Google Patents
Combined auxiliary positioning device for optical device Download PDFInfo
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- CN113777733A CN113777733A CN202111023071.XA CN202111023071A CN113777733A CN 113777733 A CN113777733 A CN 113777733A CN 202111023071 A CN202111023071 A CN 202111023071A CN 113777733 A CN113777733 A CN 113777733A
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Abstract
A combined type auxiliary positioning device for an optical device comprises an optical platform, wherein a first mobile positioning assembly and a second mobile positioning assembly are respectively arranged on two sides of the top of the optical platform, the top of the first mobile positioning assembly is connected with the bottom end of a longitudinal telescopic arm, the upper end of the longitudinal telescopic arm is connected with a connecting end of a clamping mechanism, one end of a transverse telescopic arm is connected with the middle section of the longitudinal telescopic arm, and the other end of the transverse telescopic arm is connected with the top of the second mobile positioning assembly; the invention adopts an integral detachable structure, can be flexibly built according to the installation and positioning requirements of various optical devices, and has the advantages of simple operation, time saving, high efficiency and low cost; through the first mobile positioning assembly and the second mobile positioning assembly on the optical platform and the expansion platform, various optical devices are accurately positioned, and the optical positioning device has the advantages of high precision and good universality.
Description
Technical Field
The invention relates to an optical device positioning device, in particular to a combined type auxiliary optical device positioning device.
Background
The laser has ultrahigh peak power, a smaller heat affected zone, high processing precision and wide application range, belongs to a non-contact processing technology, can process superhard and high polymer film materials with higher efficiency, and can realize the processing size and the processing precision of submicron level. Therefore, with the continuous progress and development of laser technology, laser processing technology has become an important technology for overcoming the above difficulties.
The machining size, precision and efficiency of laser machining are inseparable from the mounting precision of each optical device in a laser light path. The conventional laser light path is mainly constructed and installed through manual adjustment of light path construction personnel, the manual adjustment is carried out according to the position of a light beam, the experience of the light path construction personnel is seriously depended on, and the construction and installation are difficult to accurately carry out according to the designed position; in addition, the laser path is not constant, and various optical devices are frequently required to be frequently adjusted, replaced or newly added in the using and processing process, so that the work is very complicated and the efficiency is low. Although there are three-dimensional, four-dimensional, or five-dimensional moving and rotating tables suitable for optical devices, they are expensive, complicated in operation, and poor in versatility, and thus have a low utility in the mounting and adjustment of actual optical devices.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide the combined auxiliary positioning device for the optical device, which is simple to operate, time-saving, efficient and low in cost, and can be flexibly set up according to the installation and positioning requirements of various optical devices through an integral detachable structure; through the movable positioning components on the optical platform and the expansion platform, various optical devices are accurately positioned, and the optical positioning device has the advantages of high precision and good universality.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a modular optical device auxiliary positioning device, includes optical platform 1, 1 mesa both sides of optical platform are provided with first mobile location subassembly 2 and second mobile location subassembly 3 respectively, and 2 tops of first mobile location subassembly are connected with the bottom of indulging flexible arm 6, and the upper end of indulging flexible arm 6 is connected with 5 links of fixture, and the one end of horizontal flexible arm 4 is connected with indulging flexible arm 6 middle sections, and the other end of horizontal flexible arm 4 is connected with 3 tops of second mobile location subassembly.
The top surface of the optical platform 1 is provided with a first bolt hole array formed by uniformly distributing a plurality of first bolt holes 11, and the center distance between adjacent first bolt holes 11 is a fixed value L1Radius is a constant value r1。
The first mobile positioning assembly 2 comprises a supporting seat 21, a first rectangular positioning outer frame 22 is arranged on one side of the supporting seat 21, a first rectangular positioning inner frame 23 matched with the first rectangular positioning outer frame 22 is sleeved in the first rectangular positioning outer frame 22, a first pressing plate 24 is arranged at the top of the first rectangular positioning outer frame 22, and a first pressing plate fastening screw 25 penetrates through the first pressing plate 24 to be connected with a first bolt hole 11 on the optical platform; the other side of the supporting seat 21 is provided with a vertical supporting plate 26, a first slideway 27 is arranged on the vertical supporting plate 26 in the length direction, and the first slideway 27 is connected with a longitudinal telescopic arm slideway 61 through a first stud and an adaptive nut 28 thereof.
The horizontal telescopic arm 4 comprises a first horizontal telescopic rod 42 and a second horizontal telescopic rod 41, a horizontal telescopic arm slideway 43 which is matched with the first horizontal telescopic rod 42 and the second horizontal telescopic rod 41 is arranged in the length direction of the rod body, one end of the first horizontal telescopic rod 42 is connected with a longitudinal telescopic arm slideway 61 through a second stud and an adaptive nut 44 thereof, a third stud and an adaptive nut 45 thereof penetrate through the horizontal telescopic arm slideway 43 to connect the first horizontal telescopic rod 42 with the second horizontal telescopic rod 41, and the tail end of the second horizontal telescopic rod 41 is connected with the second mobile positioning component 3.
The second mobile positioning assembly 3 comprises a second rectangular positioning outer frame 31 connected with the tail end of the second transverse telescopic rod 41, a second rectangular positioning inner frame 33 matched with the second rectangular positioning outer frame 31 is sleeved in the second rectangular positioning outer frame 31, a second pressure plate 35 is arranged on the second rectangular positioning outer frame 31, and a second pressure plate fastening screw 34 penetrates through the second pressure plate 35 to be connected with a second bolt hole 321 on the expansion platform 32; the bottom of the expansion platform 32 is connected with the top of the three-dimensional moving platform 36, and the bottom of the three-dimensional moving platform 36 is connected with the first bolt hole 11 on the optical platform 1 through a bolt.
The top surface of the expanding platform 32 is provided with a second bolt hole array formed by uniformly distributing a plurality of second bolt holes 321, and the center distance between every two adjacent second bolt holes 321 is a fixed value L2Radius is a constant value r2。
The clamping mechanism 5 comprises a clamping arm 51, a second slideway 52 is arranged at the connecting end of the clamping arm 51, the second slideway 52 is connected with a longitudinal telescopic arm slideway 61 through a fourth stud and an adaptive nut 53 thereof, two sides of the clamping end of the clamping arm 51 are respectively connected with a first clamping unit and a second clamping unit through a screw and a bearing, the first clamping unit comprises a first fixing piece 541, the outer side of the first fixing piece 541 is fixed by a first flange 542 inside a first clamping end cover 54, the threaded end of an angle adjusting knob 543 passes through the center of the first clamping end cover 54 to be connected with the internal thread outside the first fixing piece 541, and the external thread of the first fixing piece 541 passes through the bearing to be connected with the internal thread on the first arc-shaped clamping plate 56; the second clamping unit comprises a second fixing member 551, the outer side of the second fixing member 551 is fixed by a second flange 553 inside the second clamping end cover 55, the external thread of the second fixing member 551 passes through the bearing to be connected with the internal thread on the second arc-shaped clamping plate 57, and the middle of the second clamping end cover 55 is connected with a cone head set screw 552 through a threaded hole.
At least two first bolt holes 11 are completely contained in the first rectangular positioning inner frame 23.
At least two second bolt holes 321 are completely contained in the second rectangular positioning inner frame 33.
The length of the short side of the first rectangular positioning inner frame 23 is m1Satisfy m1≥L1+2r1Long side length of n1Satisfy n1≥2L1+2r1。
The length of the short side of the second rectangular positioning inner frame 33 is m2Satisfy m2≥L2+2r2Long side is longIs n2Satisfy n2≥2L2+2r2。
Compared with the prior art, the invention has the following beneficial technical effects:
1. the longitudinal telescopic arm 6 and the transverse telescopic arm 4 adopt a two-stage telescopic structure, so that the positioning range of the optical element is expanded.
2. The rectangular positioning frames included in the support base 21 and the transverse telescopic arm 6 can be fixed by screws at any positions on the optical platform 1 and the expansion platform 32, and three-dimensional positioning accuracy equivalent to that of the three-dimensional moving platform in the prior art can be obtained in a large range.
3. The transverse telescopic arm 4 and the longitudinal telescopic arm 6 are connected through a second stud and an adaptive nut 44 thereof, so that the transverse telescopic arm 4 and the three-dimensional moving platform 36 can be conveniently detached after being accurately positioned and fixed by using the three-dimensional moving platform 36, and the transverse telescopic arm 4 and the three-dimensional moving platform 36 are taken down to be used by other optical platforms 1, thereby greatly improving the utilization rate of the three-dimensional moving platform 36.
4. Through the cooperation of the rectangular positioning frame with the bolt hole arrays on the optical platform 1 and the expansion platform 32, accurate positioning is realized.
5. The clamping arm 51 is connected with the longitudinal telescopic arm 6 through a fourth stud and an adaptive nut 53 thereof and a longitudinal telescopic arm slideway 61, so that the structure of the longitudinal telescopic arm 6 is simplified, and the quick disassembly function is realized; furthermore, a rapid coarse positioning of the angle can be achieved over a considerable angular range.
6. According to the invention, the rotating resistance of the clamping mechanism 5 can be quickly and conveniently adjusted by rotating the conical head set screw 552 on the first clamping end cover 54 of the clamping mechanism 5 so as to ensure the stability of the clamping mechanism 5 when optical devices with different weights are clamped, thereby avoiding the autorotation of the optical devices caused by the action of gravity.
7. The invention has the advantages of simple structure, convenient installation and use, quick and accurate positioning, and strong applicability and expansibility.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a schematic perspective view of the present invention.
Fig. 4 is a cross-sectional view of the clamping mechanism 5 of the present invention.
Fig. 5 is a top view of the support base 21 and the vertical support plate 26 of the present invention.
Fig. 6 is a top view of the second telescopic rod 41, the second rectangular positioning outer frame 31 and the second rectangular positioning inner frame 33 according to the present invention;
fig. 7 is a side length design calculation diagram of the first rectangular positioning inner frame 23 or the second rectangular positioning inner frame 33 according to the present invention.
In the figure: 1. an optical platform; 2. a first mobile positioning assembly; 3. a second mobile positioning assembly; 4. a transverse telescopic arm; 5. a clamping mechanism; 6. a longitudinally-extending arm; 11. a first bolt hole; 21. a supporting seat; 22. a first rectangular positioning outer frame; 23. a first rectangular positioning inner frame; 24. a first platen; 25. a first pressure plate fastening screw; 26. a vertical support plate; 27. a first slideway; 28. a first stud and its adapter nut; 31. a second rectangular positioning outer frame; 32. an extension platform; 321. a second bolt hole; 33. a second rectangular positioning inner frame; 34. a second pressure plate fastening screw; 35. a second platen; 36. a three-dimensional mobile station; 41. a second transverse telescopic rod; 42. a first transverse telescopic rod; 43. a transverse telescopic arm slideway; 44. a second stud and its adapter nut; 45. a third stud and its adapter nut; 51. a clamp arm; 52. a second slideway; 53. a fourth stud and its adapter nut; 54. a first clamping end cap; 541. a first fixing member; 542. a first flange; 543. an angle adjustment knob; 55. a second clamping end cap; 551. a second fixing member; 552. a conical head set screw; 553. a second flange; 56. a first arc-shaped clamping plate; 57. a second arc-shaped clamping plate; 61. a longitudinally telescopic arm slideway.
Detailed Description
In order to better explain the present invention, the present invention will be further described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1 to 3, a modular optical device auxiliary positioning device, includes optical platform 1, 1 top both sides of optical platform are provided with first mobile location subassembly 2 and second mobile location subassembly 3 respectively, and 2 tops of first mobile location subassembly are connected with the bottom of indulging flexible arm 6, and the upper end of indulging flexible arm 6 is connected with fixture 5 link, and the one end of horizontal flexible arm 4 is connected with indulging flexible arm 6 middle section, and the other end of horizontal flexible arm 4 is connected with second mobile location subassembly 3 top.
The top surface of the optical platform 1 is provided with a first bolt hole array formed by uniformly distributing a plurality of first bolt holes 11, and the center distance between adjacent first bolt holes 11 is a fixed value L1Radius is a constant value r1。
Referring to fig. 5, the first mobile positioning assembly 2 includes a support base 21, a first rectangular positioning outer frame 22 is disposed on one side of the support base 21, a first rectangular positioning inner frame 23 adapted to the first rectangular positioning outer frame 22 is sleeved in the first rectangular positioning outer frame 22, a first pressing plate 24 is disposed at the top of the first rectangular positioning outer frame 22, and a first pressing plate fastening screw 25 passes through the first pressing plate 24 and is connected to a first bolt hole 11 on the optical platform; the other side of the supporting seat 21 is provided with a vertical supporting plate 26, a first slideway 27 is arranged on the vertical supporting plate 26 in the length direction, and the first slideway 27 is connected with a longitudinal telescopic arm slideway 61 through a first stud and an adaptive nut 28 thereof.
Referring to fig. 6, the transverse telescopic arm 4 includes a first transverse telescopic rod 42 and a second transverse telescopic rod 41, a corresponding transverse telescopic arm slideway 43 is arranged in the length direction of the first transverse telescopic rod 42 and the second transverse telescopic rod 41, one end of the first transverse telescopic rod 42 is connected with the longitudinal telescopic arm slideway 61 through a second stud and an adaptive nut 44 thereof, a third stud and an adaptive nut 45 thereof pass through the transverse telescopic arm slideway 43 to connect the first transverse telescopic rod 42 with the second transverse telescopic rod 41, and the tail end of the second transverse telescopic rod 41 is connected with the second mobile positioning component 3.
The second mobile positioning assembly 3 comprises a second rectangular positioning outer frame 31 connected with the tail end of the second transverse telescopic rod 41, a second rectangular positioning inner frame 33 matched with the second rectangular positioning outer frame 31 is sleeved in the second rectangular positioning outer frame 31, a second pressure plate 35 is arranged on the second rectangular positioning outer frame 31, and a second pressure plate fastening screw 34 penetrates through the second pressure plate 35 to be connected with a second bolt hole 321 on the expansion platform 32; the bottom of the expansion platform 32 is connected with the top of the three-dimensional moving platform 36, and the bottom of the three-dimensional moving platform 36 is connected with the first bolt hole 11 on the optical platform 1 through a bolt.
The top surface of the expanding platform 32 is provided with a second bolt hole array formed by uniformly distributing a plurality of second bolt holes 321, and the center distance between every two adjacent second bolt holes 321 is a fixed value L2Radius is a constant value r2。
As shown in fig. 4, the clamping mechanism 5 includes a clamping arm 51, a second slideway 52 is disposed at a connection end of the clamping arm 51, the second slideway 52 is connected with the longitudinally-extending and retracting arm slideway 61 through a fourth stud and an adaptive nut 53 thereof, two sides of a clamping end of the clamping arm 51 are respectively connected with a first clamping unit and a second clamping unit through a screw and a bearing, the first clamping unit includes a first fixing member 541, an outer side of the first fixing member 541 is fixed by a first flange 542 inside a first clamping end cover 54, a threaded end of an angle adjusting knob 543 passes through a center of the first clamping end cover 54 to be connected with an internal thread outside the first fixing member 541, and an external thread of the first fixing member 541 passes through the bearing to be connected with an internal thread on the first arc-shaped clamping plate 56; the second clamping unit comprises a second fixing member 551, the outer side of the second fixing member 551 is fixed by a second flange 553 inside the second clamping end cover 55, the external thread of the second fixing member 551 passes through the bearing to be connected with the internal thread on the second arc-shaped clamping plate 57, and the middle of the second clamping end cover 55 is connected with a cone head set screw 552 through a threaded hole. The thread end of the angle adjusting knob 543, the external thread of the first fixing member 541 and the external thread of the second fixing member 551 have the same direction of rotation, so that when the angle adjusting knob 534 is rotated, the external thread of the first fixing member 541 and the internal thread of the first arc-shaped clamping plate 56, the external thread of the second fixing member 551 and the internal thread of the second arc-shaped clamping plate 57 are simultaneously screwed; the rotational resistance of the clamping mechanism 5 can be quickly adjusted by tightening or loosening the taper-head set screw 552 to ensure the stability of the clamping mechanism 5.
At least two first bolt holes 11 are completely contained in the first rectangular positioning inner frame 23.
At least two second bolt holes 321 are completely contained in the second rectangular positioning inner frame 33.
The length of the short side of the first rectangular positioning inner frame 23 is m1Satisfy m1≥L1+2r1Long side length of n1Satisfy n1≥2L1+2r1。
The length of the short side of the second rectangular positioning inner frame 33 is m2Satisfy m2≥L2+2r2Long side length of n2Satisfy n2≥2L2+2r2。
Referring to fig. 7, the side lengths of the first rectangular positioning inner frame 23 and the second rectangular positioning inner frame 33 are obtained as follows:
for a bolt hole array with a bolt hole center distance of a fixed value L and a radius of a fixed value r, enabling an inner frame of a rectangular frame to completely contain a bolt hole;
setting the short side length and the long side length of an inner frame of the rectangular frame as m and n; when this rectangle frame translation or vertical migration, it should obviously to establish x for the nearest distance of the bolt hole outer fringe in the rectangle frame to the rectangle frame inside casing, y for the farthest distance of the bolt hole outer fringe outside the rectangle frame and the rectangle frame inside casing, z is the distance of the bolt hole center distance inside casing outside the rectangle frame:
x＝y 1
wherein
Referring to fig. 7, it is apparent that the following geometric relationship L + r + x-z ═ n 2
z＝y-r 3
The minimum short side m and long side n that the inner frame of the rectangular frame at least completely contains one bolt hole requirement should be:
m＝n 4
simultaneous 1, 2, 3, 4, can be solved to obtain m ═ n ═ L +2 r;
since the structure is isotropic, it works equally for up and down and left and right movements.
In order to ensure the reliability of the fixed connection of the bolts, at least two bolt holes are completely contained in the rectangular positioning inner frame. At this time, the rectangular positioning inner frame can be regarded as the connection of the two inner frame structures. Through calculation, when the rectangular positioning inner frame at least completely comprises two bolt holes, the length of the short side of the inner frame is more than or equal to M and more than or equal to L +2r, and the length of the long side of the inner frame is more than or equal to M and more than or equal to 2L +2 r.
The working principle of the invention is as follows:
connecting and fixing the three-dimensional mobile platform 36 and the expansion platform 32 by using screws to form a second mobile positioning component 3, and then fixing the second mobile positioning component 3 on the optical platform 1 by using bolts; the optical device is fixed to the holding mechanism 5.
The longitudinal telescopic arm 6 is inserted into the vertical support plate 26 of the first mobile positioning assembly 2, and then the first stud and the adapting nut 28 thereof are used to pass through the first slideway 27 and the longitudinal telescopic arm slideway 61, and the first stud and the adapting nut 44 thereof are connected together, wherein the first stud and the adapting nut 44 thereof are not required to be screwed and fixed, and a proper gap is reserved so that the longitudinal telescopic arm 6 can move on the first slideway 27.
Then, the second stud and the fitting nut 44 thereof are used to connect the longitudinally extendable arm 6 and the transversely extendable arm 4, and the transversely extendable arm 4 can be moved up and down in the longitudinally extendable arm chute 61 with a suitable clearance without tightening and fixing the second stud and the fitting nut 44 thereof.
Next, the first mobile positioning assembly 2 is horizontally placed on the optical platform 1, the heights of the longitudinal telescopic arm 6 and the transverse telescopic arm 4 are adjusted to be just capable of horizontally placing the transverse telescopic arm 4 on the fixed expansion platform 32, and then the second stud and the adaptive nut 44 thereof are screwed and fixed to prevent the longitudinal telescopic arm 6 and the transverse telescopic arm 4 from moving relatively.
Then, the position of the transverse telescopic arm 4 on the expansion platform 32 is adjusted to perform rough positioning of the device on the horizontal plane, after the rough positioning, a second pressing plate 35 is placed on the second rectangular positioning inner frame 33 and adjusted to a proper position, and the transverse telescopic arm 4 is fixed on the expansion platform 32 through a second pressing plate fastening screw 34.
Next, the clamping mechanism 5 is connected to the longitudinally-extending arm slideway 61 on the longitudinally-extending arm 6 by using the fourth stud and the adaptive nut 53 thereof, and after the proper height and angle are adjusted, the fourth stud and the adaptive nut 53 thereof are screwed down to prevent the relative movement of the fourth stud and the adaptive nut.
Next, the three-dimensional moving table 36 is used to position the first moving positioning assembly 2 along the direction of the X, Y, Z axis, and the first rectangular positioning inner frame 23 ensures that the positioning position at least completely contains two bolt holes, after positioning, the first stud and the adaptive nut 28 thereof are screwed to fix the first moving positioning assembly 2 and the longitudinal telescopic arm 6, the first pressing plate 24 is placed on the first rectangular positioning inner frame 23 and adjusted to a proper position, the first pressing plate fastening screw 25 is used to fix the first moving positioning assembly 2 on the optical platform 1, and then the angle adjusting knob 543 is rotated to finely adjust the angle of the optical device.
And finally, loosening the second stud and the adaptive nut 44 thereof after the positioning is finished, and taking down the second stud and the adaptive nut 44 thereof, wherein the transverse telescopic arm 4 and the second movable positioning component 3 can be respectively taken down by loosening the fastening screws 34 of the second pressing plate and the fastening screws between the three-dimensional moving platform 36 and the optical platform 1.
In summary, the invention has a simple structure and is convenient to operate, and provides a combined auxiliary positioning device for an optical device, which can manually control the transverse telescopic arm to drive the longitudinal telescopic arm to perform coarse positioning of the optical device, then can use the three-dimensional mobile platform to perform fine positioning on the optical device, and can take down the transverse telescopic arm and the three-dimensional mobile platform after the positioning is completed, and the three-dimensional mobile platform is not occupied, so that the utilization rate of the device can be greatly improved.
The above-mentioned embodiments of the present invention are illustrative, and do not limit the scope of the present invention. Any equivalent substitutions, modifications and improvements which come within the spirit and scope of the principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. A modular optics assists positioner, includes optics platform (1), its characterized in that: optical platform (1) mesa both sides are provided with first mobile location subassembly (2) and second mobile location subassembly (3) respectively, and first mobile location subassembly (2) top is connected with the bottom of indulging flexible arm (6), and the upper end of indulging flexible arm (6) is connected with fixture (5) link, and the one end of violently flexible arm (4) is connected with indulging flexible arm (6) middle section, and the other end of violently flexible arm (4) is connected with second mobile location subassembly (3) top.
2. The method of claim 1The combined type auxiliary positioning device for the optical device is characterized in that: the top surface of the optical platform (1) is provided with a first bolt hole array formed by uniformly distributing a plurality of first bolt holes (11), and the center distance between every two adjacent first bolt holes (11) is a fixed value L1Radius is a constant value r1。
3. The combined optic-assisted positioning device of claim 1, wherein: the first mobile positioning assembly (2) comprises a supporting seat (21), a first rectangular positioning outer frame (22) is arranged on one side of the supporting seat (21), a first rectangular positioning inner frame (23) matched with the first rectangular positioning outer frame is sleeved in the first rectangular positioning outer frame (22), a first pressing plate (24) is arranged at the top of the first rectangular positioning outer frame (22), and a first pressing plate fastening screw (25) penetrates through the first pressing plate (24) to be connected with a first bolt hole (11) in the optical platform; the other side of the supporting seat (21) is provided with a vertical supporting plate (26), a first slideway (27) is arranged in the length direction of the vertical supporting plate (26), and the first slideway (27) is connected with a longitudinal telescopic arm slideway (61) through a first stud and an adaptive nut (28) thereof.
4. The combined optic-assisted positioning device of claim 1, wherein: violently flexible arm (4) are equipped with horizontal flexible arm slide (43) that suits including first horizontal telescopic link (42) and second on the length direction of the horizontal telescopic link (41) pole body of first horizontal telescopic link (42) and second, first horizontal telescopic link (42) one end is connected with indulging flexible arm slide (61) through second stud and adaptation nut (44), third stud and adaptation nut (45) pass horizontal flexible arm slide (43) and are connected first horizontal telescopic link (42) and second horizontal telescopic link (41), the horizontal telescopic link (41) end of second is connected with second mobile location subassembly (3).
5. The combined optic-assisted positioning device of claim 1, wherein: the second movable positioning component (3) comprises a second rectangular positioning outer frame (31) connected with the tail end of the second transverse telescopic rod (41), a second rectangular positioning inner frame (33) matched with the second rectangular positioning outer frame is sleeved in the second rectangular positioning outer frame (31), a second pressing plate (35) is arranged on the second rectangular positioning outer frame (31), and a second pressing plate fastening screw (34) penetrates through the second pressing plate (35) to be connected with a second bolt hole (321) in the expansion platform (32); the bottom of the expansion platform (32) is connected with the top of the three-dimensional moving platform (36), and the bottom of the three-dimensional moving platform (36) is connected with a first bolt hole (11) on the optical platform (1) through a bolt.
6. The combined optic-assisted positioning device of claim 5, wherein: the top surface of the expansion platform (32) is provided with a second bolt hole array formed by uniformly distributing a plurality of second bolt holes (321), and the center distance between every two adjacent second bolt holes (321) is a fixed value L2Radius is a constant value r2。
7. The combined optic-assisted positioning device of claim 1, wherein: the clamping mechanism (5) comprises a clamping arm (51), a second slideway (52) is arranged at the connecting end of the clamping arm (51), the second slideway (52) is connected with a longitudinal telescopic arm slideway (61) through a fourth stud and an adaptive nut (53) of the fourth stud, a first clamping unit and a second clamping unit are respectively connected to the two sides of the clamping end of the clamping arm (51) through a screw and a bearing, the first clamping unit comprises a first fixing piece (541), the outer side of the first fixing piece (541) is fixed by a first flange (542) inside a first clamping end cover (54), the threaded end of an angle adjusting knob (543) penetrates through the center of the first clamping end cover (54) to be connected with an internal thread on the outer side of the first fixing piece (541), and an external thread of the first fixing piece (541) penetrates through the bearing to be connected with an internal thread on the first arc-shaped clamping plate (56); the second clamping unit comprises a second fixing piece (551), the outer side of the second fixing piece (551) is fixed by a second flange (553) inside the second clamping end cover (55), the external thread of the second fixing piece (551) penetrates through the bearing to be connected with the internal thread on the second arc-shaped clamping plate (57), and the middle of the second clamping end cover (55) is connected with the conical head set screw (552) through the threaded hole.
8. A combined optics-assisted positioning device according to claim 3, wherein: the first rectangular positioning inner frame (23) at least completely contains two first bolt holes (11).
9. The combined optic-assisted positioning device of claim 5, wherein: the second rectangular positioning inner frame (33) at least completely contains two second bolt holes (321).
10. A combined optic-assisted positioning device according to claim 2, 3, 5 or 6, in which: the short side length of the first rectangular positioning inner frame (23) is m1Satisfy m1≥L1+2r1Long side length of n1Satisfy n1≥2L1+2r1(ii) a The length of the short side of the second rectangular positioning inner frame (33) is m2Satisfy m2≥L2+2r2Long side length of n2Satisfy n2≥2L2+2r2。
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Application publication date: 20211210 |
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