CN106595716A - Reference meter fixture used for large-scale space molded surface photography calibration - Google Patents

Abstract

The invention provides a reference meter fixture used for large-scale space molded surface photography calibration, and belongs to the field of large-scale space molded surface auxiliary measuring tools. The problem which exists in the process that a photography measuring technology is adopted to conduct a test and analysis on large-scale space molded surface is solved. The reference meter fixture used for the large-scale space molded surface photography calibration comprises a base, a universal rotary mechanism and a triangular fixture, and the triangular fixture is connected to the base through the universal rotary mechanism; the base is in a circular shape, a magnet is arranged on one side flat surface of the base, and the two opposite sides of the peripheral surface of the base are provided with a hooked hair surface and a fluff surface of a nylon thread gluing; one side, opposite to the magnet, of the base is provided with the universal rotary mechanism; the triangular fixture comprises an outer frame in a isosceles triangular shape and two elastic clamping plates arranged at the inner side of the outer frame, the outer frame is surrounded by one bottom frame and two isosceles frames, and each of the two sides of the bottom frame are rotatably connected to one end of the isosceles frames in the open-close direction. The reference meter fixture used for the large-scale space molded surface photography calibration is used for adopting the photography measuring technology to conduct the test and the analysis on the large-scale space molded surface.

Description

The photogrammetric calibration standard chi fixture in large space type face

Technical field

The invention belongs to large space type face supplemental measurement tool field, and in particular to a kind of large space type face photography is surveyed Amount calibration standard chi fixture.

Background technology

During the large space type such as large-scale satellite antenna face being tested and analyzed using photogrammetric technology, big Type space type face is disposed about two ends with light target station meter as object of reference, is conducive to calibration test system, and arrangement is certain The station meter of quantity different directions carries out testing the reference information that can obtain different angles, can make test more effectively, improves The credibility of test result, but presently, there are station meter and be difficult to fixed problem, it is difficult to carry out the method.

The content of the invention

The invention aims to solve large space type face to be tested and analyzed using photogrammetric technology The problems referred to above present in journey, there is provided a kind of photogrammetric calibration standard chi fixture in large space type face, its technical scheme It is as follows：

A kind of photogrammetric calibration standard chi fixture in large space type face, it includes pedestal, universal rotation mechanism and triangle clamp Tool, triangle fixture are connected with pedestal by universal rotation mechanism；Pedestal is circular, is provided with the side flat surface of pedestal Magnet, is respectively arranged with the glochild face of nylon adherent buckle and villous surface in the opposite sides of pedestal peripheral surface, can pass through magnetic force Attract and nylon adherent buckle bundlees and pedestal is fixedly secured on the column for supporting large space type face；It is contrary with Magnet in pedestal Side is provided with universal rotation mechanism, and universal rotation mechanism includes rotating shaft one, change one, jackscrew one, rotating shaft two, change two and top Silk two, rotating shaft one is vertically arranged with the flat surface of pedestal, and one end of rotating shaft one is provided with screw rod, is provided with and institute on pedestal The screw that screw rod is adapted is stated, rotating shaft one is threadably connected with pedestal；External diameter of the internal diameter of change one less than rotating shaft one, The peripheral surface of rotating shaft one is provided with the draw-in groove being adapted with change one, and change one is sleeved at the draw-in groove and the only edge of rotating shaft one Connection is circumferentially rotated, jackscrew one is provided with change one, for braking change one；Rotating shaft two is vertically arranged with rotating shaft one, is turned One end of axle two is fixedly connected with change one, and the internal diameter of change two is coincide with the external diameter of rotating shaft two, and change two is sleeved on rotating shaft two Upper circumferentially rotation with which is connected, and is provided with jackscrew two, for braking change two in change two；Change two is solid with triangle fixture It is fixed to connect；Housing of the triangle fixture comprising isosceles triangle shape and two pieces of Elastic clamping plates being arranged on the inside of housing, housing by One foundation frame and two waist edge frames surround composition, and boundary frame area is fixedly connected with change two, the two ends of boundary frame area respectively with two One end of waist edge frame rotates along folding direction and connects, and two waist edge frames are also connected in centre position by a bolt, Ke Yijin One step extrudes two pieces of Elastic clamping plates, and the platform being adapted with bolt is provided with two waist edge frames；Two pieces of Elastic clamping plates are adopted With elastic materials such as rubber, two pieces of Elastic clamping plates are shape identical triangle, two pieces of symmetrical splits of Elastic clamping plate and two pieces of bullets Property clamping plate split shape and housing coincide, two pieces of Elastic clamping plates are fixedly connected with a waist edge frame respectively, in two pieces of elastic clips The combination jaws of circle is provided with plate, the diameter for combining jaws is arranged according to the diameter of station meter, the diameter phase with station meter Diameter that is same or being slightly less than station meter.

Beneficial effects of the present invention are：Can quickly assemble as needed, one or more station meters are carried out firmly It is fixed, and each station meter can omnibearing regulation angle, it is easy to use；Improve large space type face test result Credibility.

Description of the drawings：

Fig. 1 is the overall structure diagram of the present invention；

Fig. 2 is the rear side visual angle schematic diagram of Fig. 1；

Fig. 3 is the decomposing schematic representation of Fig. 1；

Fig. 4 is the further decomposing schematic representation of triangle fixture；

Fig. 5 is the further decomposing schematic representation of universal rotation mechanism；

Fig. 6 is the use state schematic diagram of the present invention；

Fig. 7 is the schematic diagram that the present invention fixes two foundation object staffs.

Specific embodiment：

Referring to figs. 1 to Fig. 7, a kind of photogrammetric calibration standard chi fixture in large space type face, it comprising pedestal 1, universal turn Motivation structure 2 and triangle fixture 3, triangle fixture 3 are connected with pedestal 1 by universal rotation mechanism 2；Pedestal 1 is circular, in base The side flat surface of seat 1 is provided with Magnet 1-1, is respectively arranged with nylon adherent buckle 1-2's in the opposite sides of 1 peripheral surface of pedestal Glochild face and villous surface, can be attracted by magnetic force and nylon adherent buckle 1-2 is bundled to be fixedly secured pedestal 1 and supported large space On the column in type face；Magnet 1-1 opposite side is provided with universal rotation mechanism 2 in pedestal 1, universal rotation mechanism 2 is included One 2-1 of rotating shaft, one 2-2 of change, one 2-3 of jackscrew, two 2-4 of rotating shaft, two 2-6 of two 2-5 of change and jackscrew, one 2-1 of rotating shaft and pedestal 1 Flat surface be vertically arranged, one end of one 2-1 of rotating shaft is provided with screw rod, be provided with pedestal 1 with the screw rod be adapted Screw, one 2-1 of rotating shaft is threadably connected with pedestal 1；External diameter of the internal diameter of one 2-2 of change less than one 2-1 of rotating shaft, is turning The peripheral surface of one 2-1 of axle is provided with the draw-in groove being adapted with one 2-2 of change, and one 2-2 of change is sleeved at the draw-in groove and turns One 2-1 of axle only circumferentially rotates connection, is provided with one 2-3 of jackscrew, for braking one 2-2 of change on one 2-2 of change；Rotating shaft two 2-4 is vertically arranged with one 2-1 of rotating shaft, and one end of two 2-4 of rotating shaft is fixedly connected with one 2-2 of change, the internal diameter of two 2-5 of change with turn The external diameter of two 2-4 of axle coincide, and two 2-5 of change is sleeved on circumferentially to be rotated with which on two 2-4 of rotating shaft and is connected, on two 2-5 of change Two 2-6 of jackscrew is provided with, for braking two 2-5 of change；Two 2-5 of change is fixedly connected with triangle fixture 3；Triangle fixture 3 is included The housing 3-1 of isosceles triangle shape and two pieces of Elastic clamping plate 3-2 being arranged on the inside of housing 3-1, housing 3-1 is by a foundation side Frame 3-1-1 and two waist edge frame 3-1-2 surround composition, and boundary frame area 3-1-1 is fixedly connected with two 2-5 of change, boundary frame area 3-1-1's Two ends are rotated along folding direction with one end of two waist edge frame 3-1-2 respectively and are connected, and two waist edge frame 3-1-2 also pass through a spiral shell Bolt 3-1-3 connects in centre position, can be pressed further by two pieces of Elastic clamping plate 3-2, be respectively provided with two waist edge frame 3-1-2 There is the platform 3-1-4 being adapted with bolt 3-1-3；Two pieces of Elastic clamping plate 3-2 are using the elastic materials such as rubber, two pieces of Elastic clamping plates 3-2 is shape identical triangle, two pieces of symmetrical splits of Elastic clamping plate 3-2 and the split shape of two pieces of Elastic clamping plate 3-2 with it is outer Frame 3-1 coincide, and two pieces of Elastic clamping plate 3-2 are fixedly connected with a waist edge frame 3-1-2 respectively, are set on two pieces of Elastic clamping plate 3-2 Combination jaws 3-2-1 of circle is equipped with, the diameter for combining jaws 3-2-1 is arranged according to the diameter of station meter, straight with station meter Footpath is same as or slightly smaller than the diameter of station meter.

Preferably, ball 2-2-1 is provided between one 2-1 of one 2-2 of change and rotating shaft.

Preferably, it is also equipped with being adapted with the screw rod on a side end face contrary with screw rod of one 2-1 of rotating shaft Screw, can be with continuously coupled multigroup universal rotation mechanism 2 and triangle fixture 3, you can to fix many foundation on a pedestal 1 Object staff.

Claims (3)

1. the photogrammetric calibration standard chi fixture in a kind of large space type face, it is characterised in that it comprising pedestal (1), universal turn Motivation structure (2) and triangle fixture (3), triangle fixture (3) are connected with pedestal (1) by universal rotation mechanism (2)；Pedestal (1) It is circular, the side flat surface of pedestal (1) is provided with Magnet (1-1), distinguishes in the opposite sides of pedestal (1) peripheral surface It is provided with glochild face and the villous surface of nylon adherent buckle (1-2)；It is provided with pedestal (1) and Magnet (1-1) opposite side universal Rotating mechanism (2), universal rotation mechanism (2) include rotating shaft one (2-1), change one (2-2), jackscrew one (2-3), two (2- of rotating shaft 4), change two (2-5) and jackscrew two (2-6), rotating shaft one (2-1) is vertically arranged with the flat surface of pedestal (1), in one (2- of rotating shaft 1) one end is provided with screw rod, and the screw being adapted with the screw rod, rotating shaft one (2-1) and pedestal are provided with pedestal (1) (1) threadably connect；External diameter of the internal diameter of change one (2-2) less than rotating shaft one (2-1), in the circumference of rotating shaft one (2-1) Surface is provided with the draw-in groove adaptable with change one (2-2), and change one (2-2) is sleeved at the draw-in groove and rotating shaft one (2-1) Connection is only circumferentially rotated, jackscrew one (2-3) is provided with change one (2-2)；Rotating shaft two (2-4) is hung down with rotating shaft one (2-1) Straight to arrange, one end of rotating shaft two (2-4) is fixedly connected with change one (2-2), internal diameter and the rotating shaft two (2-4) of change two (2-5) External diameter coincide, change two (2-5) is sleeved on circumferentially to be rotated with which in rotating shaft two (2-4) and is connected, and is set in change two (2-5) It is equipped with jackscrew two (2-6)；Change two (2-5) is fixedly connected with triangle fixture (3)；Triangle fixture (3) is comprising isosceles triangle shape The housing (3-1) of shape and two pieces of Elastic clamping plates (3-2) being arranged on the inside of housing (3-1), housing (3-1) is by a foundation frame (3-1-1) He two waist edge frames (3-1-2) surround composition, and boundary frame area (3-1-1) is fixedly connected with change two (2-5), boundary frame area (3-1-1) two ends are rotated along folding direction with one end of two waist edge frames (3-1-2) respectively and are connected, two waist edge frame (3-1- 2) also connected in centre position by a bolt (3-1-3), be provided with and bolt (3- on two waist edge frames (3-1-2) 1-3) adaptable platform (3-1-4)；Two pieces of Elastic clamping plates (3-2) adopt quality of rubber materials, and two pieces of Elastic clamping plates (3-2) are shapes The split shape and housing (3- of identical triangle, two pieces of symmetrical splits of Elastic clamping plate (3-2) and two pieces of Elastic clamping plates (3-2) 1) it coincide, two pieces of Elastic clamping plates (3-2) are fixedly connected with a waist edge frame (3-1-2) respectively, on two pieces of Elastic clamping plates (3-2) It is provided with the combination jaws (3-2-1) of circle.

2. the as claimed in claim 1 photogrammetric calibration standard chi fixture in a kind of large space type face, it is characterised in that turning Ball (2-2-1) is provided between ring one (2-2) and rotating shaft one (2-1).

3. the as claimed in claim 1 photogrammetric calibration standard chi fixture in a kind of large space type face, it is characterised in that turning The screw being adapted with the screw rod is also equipped with a side end face contrary with screw rod of axle one (2-1).