CN205300516U - Adjustment iris diaphragm's rotating device and iris diaphragm's measuring mechanism - Google Patents
Adjustment iris diaphragm's rotating device and iris diaphragm's measuring mechanism Download PDFInfo
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- CN205300516U CN205300516U CN201520732423.2U CN201520732423U CN205300516U CN 205300516 U CN205300516 U CN 205300516U CN 201520732423 U CN201520732423 U CN 201520732423U CN 205300516 U CN205300516 U CN 205300516U
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Abstract
The utility model discloses an adjustment iris diaphragm's rotating device and iris diaphragm's measuring mechanism, including iris diaphragm rotating device, iris diaphragm rotating device (1) is the tubulose motor stator (1 -2), electric motor rotor (1 -3), left fixed loop (1 -8), right fixed loop (1 -4), transition ring (1 -5) and screens ring (1 -6). The utility model has the advantages of simple structure, the resistance and the quilt of annular varistor ware are surveyed iris diaphragm driving lever turned angle and are corresponded, therefore can be fast accurately to being surveyed the hole profile of iris diaphragm under the different operating condition, it carries out precision measurement to lead to the long -pending driving lever corner that reaches in plain noodles, real -time supervision feedback is surveyed driving lever corner and relation pore size between of iris diaphragm under different states, the online precision measurement of iris diaphragm driving lever corner angle and pore size under the different states has been realized being surveyed, debug the basic condition that provides guarantee for optical system technical research and system.
Description
Technical field
The utility model relates to Precision Inspection field, specifically be the measuring mechanism of the aperture of a kind of iris and driving lever corner.
Background technology
Diaphragm refers to for being constrained to the optical system part as beam size or imaging space scope, limits the light energy by optical system, the harmful veiling glare in restriction optics, improves image quality. Diaphragm caliber size directly determines F number, and then affects the illuminance of image plane of whole optical system, is computed, if Entry pupil diameters D is less than theoretical value 0.1mm, energy can lose 18%, affects the image quality of whole optical system. The measurement of some radiology and photoptometry is based on high-acruracy survey precision aperture area, aperture diaphragm area size limit incident illumination geometric areas, determining the solid angle of incident area when calculating radiant illumination and radiance, therefore the area of high-acruracy survey aperture diaphragm has vital meaning.
Tested iris regulates the aperture of different-diameter suitable in various different optical systems, to be widely used in space flight and the first-class field of military defense project by pulling driving lever. For tested iris, to tested iris, under different operating state, pore size, area and driving lever corner carry out accurate measurement is very important, current is visual appearance inspection to it, the documentary evidence that dispatches from the factory of checking processing side, production debugging process is just tested practical operation situation, as defective in quality replacing has affected project process.
Utility model content
The purpose of this utility model is in that to provide the measuring mechanism of a kind of simple in construction, the tumbler of easy to operate adjustment iris and iris.
This utility model provides techniques below scheme:
A kind of iris tumbler in the aperture adjusting iris, it is characterized in that described iris tumbler 1 is tubulose, including motor stator 1-2, rotor 1-3, left retainer ring 1-8, right retainer ring 1-4, transition rings 1-5 and screens ring 1-6
Screens ring set is connected on the left side of right retainer ring, and the axial direction along screens ring is provided with screens groove, and screens groove is for tested iris driving lever 1-71 screens, tight fit between tested iris driving lever and screens groove;
The right side of screens ring is followed successively by transition rings and motor stator 1-2, transition rings and motor stator 1-2 and is socketed on right retainer ring 1-4; Described rotor is socketed in transition rings, and rotor is connected with screens ring;
Matched in clearance or tight fit between transition rings and right retainer ring, motor stator and right retainer ring tight fit; Matched in clearance between rotor and transition rings;
Described screens ring includes transverse part, left retainer ring is connected with the inner thread of described transverse part, it is provided with to place the space of tested iris between left retainer ring and right retainer ring, the right-hand member of left retainer ring is for contacting the left side of tested iris fixed frame, and the left end of right retainer ring is for contacting the right side of tested iris fixed frame;
It is provided with toroidal rheostat between right-hand member and the right retainer ring of screens ring, if rotor rotates, then rotor drives screens ring 1-6 to rotate, screens ring 1-6 drives tested iris driving lever 1-71 to rotate change tested iris aperture size, changes the resistance of toroidal rheostat in screens ring rotation process simultaneously.
Above-mentioned screens ring also includes vertical portion, and vertical portion is arranged on the right-hand member of transverse part, and described screens groove is positioned on transverse part, and described rotor is connected with vertical portion;
Described iris tumbler 1 also includes support portion, and support portion includes support column and gripper shoe; The upper end of support column is fixing with described right retainer ring to be connected, and lower end is fixing with gripper shoe to be connected.
Support portion also includes a pushing out ring;
Propping up pushing out ring to be connected by screw is fixing with the right side of described right retainer ring, the lower end of a pushing out ring and the upper end of described support column are fixed and are connected;
Described rotor is ultrasound electric machine rotor, and motor stator is ultrasonic motor stator.
Above-mentioned support column, a pushing out ring and gripper shoe are one.
Including above-mentioned tumbler, also include photoelectricity photogrammeter 2 and intermediate junction device 4, backlight illuminating system 3 and for rotating described tumbler and adjusting the iris adjusting apparatus 8 of described tumbler pitching;
Described iris tumbler 1 and iris adjusting apparatus 8 are arranged between electrophotographic measuring instrument 2 and backlight illuminating system 3, and iris tumbler 1 is fixed in iris adjusting apparatus 8;
Described intermediate junction device includes left-hand rotation and meets a 4-1 and right-hand rotation meets a 4-2, the left-hand rotation that passes on left of described iris tumbler connects cylinder and is connected with photoelectricity photogrammeter 2, and the right side of iris tumbler meets a 4-2 by right-hand rotation and is connected with backlight illuminating system 3;
Described photoelectricity photogrammeter 2, turn left to connect a 4-1, iris tumbler 1, turn right connect a 4-2 and backlight illuminating system 3 be centrally disposed on same optical axis so that the outgoing beam of backlight illuminating system 3 impinges perpendicularly on iris tumbler 1.
Intermediate junction device also includes left sleeve 5-1 and right sleeve 5-2; Left sleeve 5-1 is socketed in iris tumbler and turns left to connect the junction of cylinder, and a part of left sleeve 5-1 is socketed in that left-hand rotation connects on cylinder, another part is socketed on iris tumbler, and left sleeve 5-1 and left-hand rotation connect matched in clearance between cylinder; Right sleeve 5-2 is socketed in iris tumbler and turns right and connect the junction of cylinder, and a part of right sleeve 5-2 is socketed in that right-hand rotation connects on cylinder, another part is socketed on iris tumbler, and right sleeve 5-2 and right-hand rotation connect matched in clearance between cylinder.
Above-mentioned backlight illuminating system 3 includes integrating sphere and halogen tungsten lamp light source, and integrating sphere is provided with light perforation hole and for receiving the receiver hole of halogen tungsten lamp light source;
The right side of iris tumbler meets a 4-2 by right-hand rotation and is connected with described smooth perforation hole;
Light perforation hole, photoelectricity photogrammeter 2, turn left to connect a 4-1, iris tumbler 1 and turn right and connect the center of a 4-2 and be respectively positioned on same optical axis.
Above-mentioned toroidal rheostat includes being arranged on the rheostat slide plate 1-10 of screens ring right-hand member inwall and being arranged on the nickel-cadmium silk rheostat 1-9 of right retainer ring left end outer wall,
If screens ring 1-6 rotates, then the dynamic rheostat slide plate 1-10 of screens endless belt slides on nickel-cadmium silk rheostat 1-9.
Above-mentioned iris adjusting apparatus 8 includes the air-float turntable of pitching the Rotary Variable diaphragm tumbler 1 adjusting iris tumbler 1, and described iris tumbler 1 is connected on air-float turntable by the gripper shoe of support portion.
Above-mentioned measuring mechanism also includes industrial computer, industrial computer is connected with toroidal rheostat, resistance value for Real-time Collection toroidal rheostat, the input of the output termination industrial computer of photoelectricity photogrammeter 2, photoelectricity photogrammeter 2 is for the optical imagery of Real-time Collection, tested iris hole, and the optical imagery of collection is converted to CCD digital picture, and CCD digital picture is sent to industrial computer;
The resistance value of the industrial computer toroidal rheostat to collecting and the CCD digital picture received, show in real time and process, calculate the form parameter of tested iris different conditions lower opening and the corner information of driving lever, and the information gathered and process is filed storage in real time.
This utility model has following technical effect that
This utility model adopts motor to drive screens ring, screens ring changes tested iris driving lever angle, drive toroidal rheostat to make resistance change simultaneously, industrial computer gathers the resistance value of toroidal rheostat, the resistance of toroidal rheostat is corresponding with tested iris aperture and tested iris driving lever angle, photoelectricity photogrammeter obtains the target image in tested iris hole, the image Real-time Feedback in tested iris hole is transferred on industrial computer (image procossing display control program)
This utility model simple in construction, method is easy, the resistance of toroidal rheostat is corresponding with tested iris driving lever rotational angle, thus rapidly and accurately tested iris hole profile under different operating state, clear field and driving lever corner can be carried out accurate measurement, relation between tested iris driving lever corner and the pore size under different conditions of monitoring feedback in real time, achieve the online accurate measurement of driving lever crank degree and pore size under different conditions of tested iris, debug offer basic condition guarantee for optical system technical research and system.
This utility model can detect the damaged flaw of tested iris bore edges, rejects defective work.
Accompanying drawing explanation
Fig. 1 is the fundamental diagram of the measuring mechanism of the aperture of iris and driving lever corner.
Fig. 2 is the signal control block diagram of the measuring mechanism of the aperture of iris and driving lever corner.
Fig. 3 is the main pseudosection of iris tumbler.
Fig. 4 is iris tumbler left view.
Fig. 5 is tested iris schematic diagram.
In figure, 1 is iris tumbler, 2 is photoelectricity photogrammeter, 2-1 is area array cameras, 2-2 is for focusing microspur optical lens, 3 is backlight illuminating system, 3-1 is integrating sphere, 4 is intermediate transit device, 4-1 is that left-hand rotation connects cylinder, 4-2 is that right-hand rotation connects cylinder, 5-1 is left sleeve, 5-2 is right sleeve, 6 is halogen tungsten lamp light source, 7 is image procossing display control program, 8 is iris adjusting apparatus, 9 support platform for optics, 1-1 is support column, 1-2 is motor stator, 1-3 is rotor, 1-4 is right retainer ring, 1-5 is transition rings, 1-6 is screens ring, 1-7 is tested iris, 1-8 is left retainer ring, 1-9 is nickel-cadmium silk rheostat, 1-10 is rheostat slide plate, 1-71 is tested iris driving lever, 1-72 is tested iris fixed frame, 1-73 is tested iris rotating bezel, 1-74 is tested iris blade, 1-75 is tested iris hole profile.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail:
Referring to Fig. 1 to Fig. 5, it is the measuring mechanism of the tumbler of adjustments iris that provides of this utility model and iris, including iris tumbler 1, photoelectricity photogrammeter 2, backlight illuminating system 3, intermediate transit device 4, image procossing display control program 7, optics support platform 9 and for rotating described tumbler and adjusting the iris adjusting apparatus 8 of described tumbler pitching; Iris tumbler 1 is the iris tumbler in the aperture for adjusting iris. Image procossing display control program can adopt industrial computer, and optics supports that platform is mainly photoelectricity photogrammeter 2, backlight illuminating system 3, iris adjusting apparatus 8, image procossing display control program 7 provide conplane supporting role.
Iris tumbler 1 and iris adjusting apparatus 8 are arranged between electrophotographic measuring instrument 2 and backlight illuminating system 3, and iris tumbler 1 is fixed in iris adjusting apparatus 8;
Wherein, iris tumbler 1 is tubulose, including motor stator 1-2, rotor 1-3, left retainer ring 1-8, right retainer ring 1-4, transition rings 1-5 and screens ring 1-6; Rotor can adopt ultrasound electric machine rotor, and motor stator can adopt ultrasonic motor stator;
Screens ring set is connected on the left side of right retainer ring, and the axial direction along screens ring is provided with screens groove, and screens groove is for tested iris driving lever 1-71 screens, tight fit between tested iris driving lever and screens groove; Or tested iris driving lever is provided with external screw thread, tested iris driving lever is also cased with locking swivel nut, matched in clearance between tested iris driving lever and screens groove, when tested iris driving lever screens is in screens groove, described locking swivel nut is socketed on tested iris driving lever, makes tested iris driving lever be fixed on screens ring.
The right side of screens ring is followed successively by transition rings and motor stator 1-2, transition rings and motor stator 1-2 and is socketed on right retainer ring 1-4; Rotor is socketed in transition rings, and rotor is connected with screens ring; Wherein the concrete structure of screens ring includes transverse part and vertical portion, vertical portion is arranged on the right-hand member of transverse part, screens groove is positioned on transverse part, rotor and vertical portion can be connected, the vertical portion of rotor Yu screens ring 1-6 can be connected by four screw 1-31.
Matched in clearance or tight fit between transition rings and right retainer ring, motor stator and right retainer ring tight fit; Matched in clearance between rotor and transition rings.
Left retainer ring is connected with the inner thread of the transverse part of screens ring 1-6, it is provided with to place the space of tested iris between left retainer ring and right retainer ring, the right-hand member of left retainer ring is for contacting the left side of tested iris fixed frame, the left end of right retainer ring is for contacting the right side of tested iris fixed frame, by the left side of the right-hand member of left retainer ring with tested iris is contacted, the left end of right retainer ring contacts with the right side of tested iris, the end face of tested iris fixed frame 1-72 is carried out axial restraint, and then just tested iris has been carried out axial restraint.
Tested iris 1-7 carries out axial restraint with the end contact of tested iris fixed frame 1-72 respectively by the end face of left retainer ring 1-8, right retainer ring 1-4;Left retainer ring 1-8 and screens ring 1-6 front inner wall are threaded connection.
Being provided with toroidal rheostat between right-hand member and the right retainer ring of screens ring, toroidal rheostat can be used for measuring the tested iris driving lever 1-71 angle rotated; If rotor rotates, then rotor drives screens ring 1-6 to rotate, screens ring 1-6 drives tested iris driving lever 1-71 to rotate change tested iris aperture size, changing the resistance of toroidal rheostat in screens ring rotation process, the resistance of toroidal rheostat is corresponding with tested iris driving lever 1-71 rotational angle simultaneously.
Intermediate junction device includes left-hand rotation and meets a 4-1 and right-hand rotation meets a 4-2, and the left-hand rotation that passes on left of iris tumbler connects cylinder and is connected with photoelectricity photogrammeter 2, turns left to meet a 4-1 and specifically can be connected with the shell of photoelectricity photogrammeter 2; The right side of iris tumbler meets a 4-2 by right-hand rotation and is connected with backlight illuminating system 3;
Photoelectricity photogrammeter 2, turn left to connect a 4-1, iris tumbler 1, turn right connect a 4-2 and backlight illuminating system 3 be centrally disposed on same optical axis so that the outgoing beam of backlight illuminating system 3 impinges perpendicularly on iris tumbler 1.
Backlight illuminating system specifically can include integrating sphere 3 and halogen tungsten lamp light source, and halogen tungsten lamp light source provides the collimated light beam that uniformity is better, stable, and light source passes through from the back side of object to be detected equably, it is possible to obtain the profile of high-resolution; Integrating sphere is provided with light perforation hole and for receiving the receiver hole of halogen tungsten lamp light source, then the right side of iris tumbler meets a 4-2 by right-hand rotation and is connected with light perforation hole, light perforation hole, photoelectricity photogrammeter 2, turns left to connect a 4-1, iris tumbler 1 and the center meeting a 4-2 of turning right is respectively positioned on same optical axis.
Iris tumbler also includes support portion, and support portion includes support column 1-1 and gripper shoe; The upper end of support column is fixing with right retainer ring to be connected, and lower end is fixing with gripper shoe to be connected. Support portion also includes a pushing out ring; For this support portion including a pushing out ring, a pushing out ring is connected by screw is fixing with the right side of described right retainer ring, and the lower end of a pushing out ring is fixing with the upper end of described support column to be connected; Support column, a pushing out ring and gripper shoe may also be one. Prop up pushing out ring axially coupled with right retainer ring 1-4 right side by four screw 1-11.
Intermediate junction device also includes left sleeve 5-1 and right sleeve 5-2, left sleeve 5-1 is socketed in iris tumbler and turns left to connect the junction of cylinder, and a part of left sleeve 5-1 is socketed in that left-hand rotation connects on cylinder, another part is socketed on iris tumbler, and left sleeve 5-1 and left-hand rotation connect matched in clearance between cylinder, right sleeve 5-2 is socketed in iris tumbler and the junction connecing cylinder of turning right, and a part of right sleeve 5-2 is socketed in right-hand rotation and connects on cylinder, another part is socketed on iris tumbler, right sleeve 5-2 and right-hand rotation connect matched in clearance between cylinder, so can form " darkroom " without veiling glare in the left side of iris tumbler 1 and right side, the edge variation in prominent detected tested iris hole, strengthen the topological structure of image, the impact on edge image of the veiling glare noise can be effectively reduced simultaneously, the gray scale making measurement image is stable, clear-cut, strengthen the edge contour feature in pending tested iris hole, thus ensureing that measurement result is accurate, reliably.
Toroidal rheostat includes being arranged on the rheostat slide plate 1-10 of screens ring right-hand member inwall and being arranged on the nickel-cadmium silk rheostat 1-9 of right retainer ring left end outer wall, if screens ring 1-6 rotates, then the dynamic rheostat slide plate 1-10 of screens endless belt slides on nickel-cadmium silk rheostat 1-9.
Iris tumbler 1 also includes support portion, and support portion 1-1 is inverted " t " type, support portion bag support column and gripper shoe; The upper end of support column is fixing with right retainer ring to be connected, and lower end is fixing with gripper shoe to be connected, and support column and gripper shoe are one.
Iris adjusting apparatus 8 includes the pitching adjusting iris tumbler 1, and the air-float turntable of Rotary Variable diaphragm tumbler 1, iris tumbler 1 is connected on air-float turntable by the gripper shoe of support portion, gripper shoe arranges four through holes, support column is made to couple with iris adjusting apparatus 8 upper table surface, by rotating, pitching adjusts iris tumbler 1, the outgoing beam making the light perforation hole of integrating sphere 3 impinges perpendicularly on iris tumbler 1, make the tested iris hole contour images 1-75 that photoelectricity photogrammeter 2 collects without diplopia, the problems such as edge blurry. iris adjusting apparatus 8 is to realize the tested iris 1-7 key keeping optical axis to collimate with photoelectricity photogrammeter 2, integrating sphere 3.
If image procossing display control program adopts industrial computer, industrial computer is connected with toroidal rheostat, resistance value for Real-time Collection toroidal rheostat, photoelectricity photogrammeter 2 is by area array cameras 2-1, focus microspur optical lens 2-2 composition, area array cameras 2-1 is the highly sensitive area array cameras area array cameras of high-resolution, focusing microspur optical lens 2-2 is that high-resolution focuses microspur optical lens, photoelectricity photogrammeter 2 is mainly used in obtaining the optical imagery in tested iris hole, and optical imagery is converted to CCD digital picture, its tested iris hole profile is carried out accurate measurement, and will be transferred on image procossing display control program for CCD digital picture Real-time Feedback.
The resistance value of the industrial computer toroidal rheostat to collecting and the CCD digital picture received, show in real time and process, calculate the form parameter of tested iris different conditions lower opening and the corner information of driving lever, and the information gathered and process is filed storage in real time.
In this utility model, image procossing display control program 7 is mainly made up of a desk-top industrial computer, a set of dedicated processes software, USB cable, a Serial Port Line etc.
The major function of image procossing display control program 7 is: 1. controls image pick-up card Real-time Collection and stores the image in tested iris hole; 2. Real-time Collection tested iris driving lever rotational angle position and duty; 3. image information is processed in real time; 4. calculate tested iris different conditions lower opening form parameter, and file storage in real time; 5. on industrial computer interface, realize human computer conversation, show correlated results.
Described tested iris aperture and driving lever corner precision measurement method are as follows:
1) tested iris is inserted it is arranged between left retainer ring and right retainer ring in order to place in the space of tested iris, by tested iris driving lever screens in the screens groove of screens ring, and by left retainer ring and right retainer ring, tested iris is carried out axial restraint;
2) open power supply, and keep the light stability 4-6min of backlight illuminating system;
3) iris tumbler is started as requested, rotor is made to drive screens ring to rotate, screens endless belt moves tested iris driving lever and rotates change tested iris aperture size, changing the resistance of toroidal rheostat in screens ring rotation process, the resistance of toroidal rheostat is corresponding with tested iris driving lever rotational angle simultaneously;
Simultaneously in screens ring rotation process, the resistance value of industrial computer Real-time Collection toroidal rheostat, the optical imagery in the tested iris hole of photoelectricity photogrammeter Real-time Collection ring and, and the optical imagery of collection is converted to CCD digital picture, and CCD digital picture is sent in real time to industrial computer;
4) resistance value of the industrial computer toroidal rheostat to collecting and the CCD digital picture received, show in real time and process, calculate the form parameter of tested iris different conditions lower opening and the corner information of driving lever, and the information gathered and process is filed storage in real time.
Wherein, simultaneously in screens ring rotation process, always according to the real time imaging situation that industrial computer shows, adjusting iris adjusting apparatus, the gray scale making measurement image is stable, clear-cut.
Achieve the online accurate measurement of driving lever crank degree and pore size, clear field under different conditions of tested iris.
Iris tumbler 1 is by changing the shape of clamping tooling, it is also possible to carry out accurate measurement to what assembled with the entrance pupil of iris, emergent pupil caliber size; By changing the shape of clamping tooling, it is also possible to fixed aperture profile and caliber size to particular size carry out accurate measurement.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model; it cannot be assumed that detailed description of the invention of the present utility model is only limitted to this; for this utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; some simple deduction or replace can also be made, all should be considered as belonging to this utility model and be determined scope of patent protection by submitted claims.
Claims (10)
1. the iris tumbler adjusting iris aperture, it is characterized in that: described iris tumbler (1) is tubulose, including motor stator (1-2), rotor (1-3), left retainer ring (1-8), right retainer ring (1-4), transition rings (1-5) and screens ring (1-6)
Screens ring set is connected on the left side of right retainer ring, and the axial direction along screens ring is provided with screens groove, and screens groove is for the screens of tested iris driving lever (1-71), tight fit between tested iris driving lever and screens groove;
The right side of screens ring is followed successively by transition rings and motor stator (1-2), transition rings and motor stator (1-2) and is socketed in right retainer ring (1-4); Described rotor is socketed in transition rings, and rotor is connected with screens ring;
Matched in clearance or tight fit between transition rings and right retainer ring, motor stator and right retainer ring tight fit; Matched in clearance between rotor and transition rings;
Described screens ring includes transverse part, left retainer ring is connected with the inner thread of described transverse part, it is provided with to place the space of tested iris between left retainer ring and right retainer ring, the right-hand member of left retainer ring is for contacting the left side of tested iris fixed frame, and the left end of right retainer ring is for contacting the right side of tested iris fixed frame;
It is provided with toroidal rheostat between right-hand member and the right retainer ring of screens ring, if rotor rotates, then rotor drives screens ring (1-6) to rotate, screens ring (1-6) drives tested iris driving lever (1-71) to rotate change tested iris aperture size, changes the resistance of toroidal rheostat in screens ring rotation process simultaneously.
2. iris tumbler according to claim 1, it is characterised in that:
Described screens ring also includes vertical portion, and vertical portion is arranged on the right-hand member of transverse part, and described screens groove is positioned on transverse part, and described rotor is connected with vertical portion;
Described iris tumbler (1) also includes support portion, and support portion includes support column and gripper shoe; The upper end of support column is fixing with described right retainer ring to be connected, and lower end is fixing with gripper shoe to be connected.
3. iris tumbler according to claim 2, it is characterised in that: support portion also includes a pushing out ring;
Propping up pushing out ring to be connected by screw is fixing with the right side of described right retainer ring, the lower end of a pushing out ring and the upper end of described support column are fixed and are connected;
Described rotor is ultrasound electric machine rotor, and motor stator is ultrasonic motor stator.
4. iris tumbler according to claim 3, it is characterised in that: described support column, a pushing out ring and gripper shoe are one.
5. the measuring mechanism of the aperture of an iris and driving lever corner, it is characterized in that: include the arbitrary described tumbler of Claims 1-4, also include photoelectricity photogrammeter (2) and intermediate junction device (4), backlight illuminating system (3) and be used for rotating described tumbler and adjusting the iris adjusting apparatus (8) of described tumbler pitching;
Described iris tumbler (1) and iris adjusting apparatus (8) are arranged between photoelectricity photogrammeter (2) and backlight illuminating system (3), and iris tumbler (1) is fixed in iris adjusting apparatus (8);
Described intermediate junction device includes left-hand rotation and connects cylinder (4-1) and right-hand rotation connects cylinder (4-2), the left-hand rotation that passes on left of described iris tumbler connects cylinder and is connected with photoelectricity photogrammeter (2), and the right side of iris tumbler connects cylinder (4-2) by right-hand rotation and is connected with backlight illuminating system (3);
Described photoelectricity photogrammeter (2), turn left to connect cylinder (4-1), iris tumbler (1), turn right connect cylinder (4-2) and backlight illuminating system (3) be centrally disposed on same optical axis so that the outgoing beam of backlight illuminating system (3) impinges perpendicularly on iris tumbler (1).
6. measuring mechanism according to claim 5, it is characterised in that: intermediate junction device also includes left sleeve (5-1) and right sleeve (5-2); Left sleeve (5-1) is socketed in iris tumbler and turns left to connect the junction of cylinder, and a part for left sleeve (5-1) is socketed in that left-hand rotation connects on cylinder, another part is socketed on iris tumbler, left sleeve (5-1) and left-hand rotation connect matched in clearance between cylinder; Right sleeve (5-2) is socketed in iris tumbler and the junction connecing cylinder of turning right, and a part for right sleeve (5-2) is socketed in that right-hand rotation connects on cylinder, another part is socketed on iris tumbler, right sleeve (5-2) and right-hand rotation connect matched in clearance between cylinder.
7. measuring mechanism according to claim 6, it is characterised in that: described backlight illuminating system (3) includes integrating sphere and halogen tungsten lamp light source, and integrating sphere is provided with light perforation hole and for receiving the receiver hole of halogen tungsten lamp light source;
The right side of iris tumbler connects cylinder (4-2) by right-hand rotation and is connected with described smooth perforation hole;
Light perforation hole, photoelectricity photogrammeter (2), turn left to connect cylinder (4-1), iris tumbler (1) and right-hand rotation and connect the center of cylinder (4-2) and be respectively positioned on same optical axis.
8. the measuring mechanism according to claim 6 or 7, it is characterized in that: described toroidal rheostat includes being arranged on the rheostat slide plate (1-10) of screens ring right-hand member inwall and is arranged on nickel-cadmium silk rheostat (1-9) of right retainer ring left end outer wall
If screens ring (1-6) rotates, then the dynamic rheostat slide plate (1-10) of screens endless belt is in the upper slip of nickel-cadmium silk rheostat (1-9).
9. measuring mechanism according to claim 8, it is characterized in that: described iris adjusting apparatus (8) includes the air-float turntable of pitching Rotary Variable diaphragm tumbler (1) adjusting iris tumbler (1), and described iris tumbler (1) is connected on air-float turntable by the gripper shoe of support portion.
10. measuring mechanism according to claim 9, it is characterized in that: described measuring mechanism also includes industrial computer, industrial computer is connected with toroidal rheostat, resistance value for Real-time Collection toroidal rheostat, the input of the output termination industrial computer of photoelectricity photogrammeter (2), photoelectricity photogrammeter (2) is for the optical imagery of Real-time Collection, tested iris hole, and the optical imagery of collection is converted to CCD digital picture, and CCD digital picture is sent to industrial computer;
The resistance value of the industrial computer toroidal rheostat to collecting and the CCD digital picture received, show in real time and process, calculate the form parameter of tested iris different conditions lower opening and the corner information of driving lever, and the information gathered and process is filed storage in real time.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520732423.2U CN205300516U (en) | 2015-09-21 | 2015-09-21 | Adjustment iris diaphragm's rotating device and iris diaphragm's measuring mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520732423.2U CN205300516U (en) | 2015-09-21 | 2015-09-21 | Adjustment iris diaphragm's rotating device and iris diaphragm's measuring mechanism |
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| CN205300516U true CN205300516U (en) | 2016-06-08 |
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| CN201520732423.2U Withdrawn - After Issue CN205300516U (en) | 2015-09-21 | 2015-09-21 | Adjustment iris diaphragm's rotating device and iris diaphragm's measuring mechanism |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157587A (en) * | 2015-09-21 | 2015-12-16 | 中国科学院西安光学精密机械研究所 | Variable diaphragm aperture and shifter lever rotation angle measurement mechanism and method |
| CN109507656A (en) * | 2018-11-14 | 2019-03-22 | 哈尔滨工业大学 | The transmitting-receiving optical system of self adaptive control suitable for single-photon laser imaging radar |
| CN113533958A (en) * | 2021-06-17 | 2021-10-22 | 西安北方光电科技防务有限公司 | Density disc diaphragm time detector and detection method |
| CN114355091A (en) * | 2022-01-17 | 2022-04-15 | 厦门巨帮自动化科技有限公司 | Device detection system and method thereof |
| CN114909989A (en) * | 2021-02-09 | 2022-08-16 | 上海微电子装备（集团）股份有限公司 | Device and method for measuring position of field diaphragm |
-
2015
- 2015-09-21 CN CN201520732423.2U patent/CN205300516U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157587A (en) * | 2015-09-21 | 2015-12-16 | 中国科学院西安光学精密机械研究所 | Variable diaphragm aperture and shifter lever rotation angle measurement mechanism and method |
| CN105157587B (en) * | 2015-09-21 | 2017-12-19 | 中国科学院西安光学精密机械研究所 | A kind of aperture of iris diaphgram and the measuring mechanism and method of driving lever corner |
| CN109507656A (en) * | 2018-11-14 | 2019-03-22 | 哈尔滨工业大学 | The transmitting-receiving optical system of self adaptive control suitable for single-photon laser imaging radar |
| CN109507656B (en) * | 2018-11-14 | 2020-08-25 | 哈尔滨工业大学 | Adaptive control transmitting-receiving optical system suitable for single photon laser imaging radar |
| CN114909989A (en) * | 2021-02-09 | 2022-08-16 | 上海微电子装备（集团）股份有限公司 | Device and method for measuring position of field diaphragm |
| CN114909989B (en) * | 2021-02-09 | 2023-06-30 | 上海微电子装备（集团）股份有限公司 | Visual field diaphragm position measuring device and measuring method |
| CN113533958A (en) * | 2021-06-17 | 2021-10-22 | 西安北方光电科技防务有限公司 | Density disc diaphragm time detector and detection method |
| CN114355091A (en) * | 2022-01-17 | 2022-04-15 | 厦门巨帮自动化科技有限公司 | Device detection system and method thereof |
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