A kind of solar cell oxide film water wettability goniometry instrument
Technical field
The utility model relate to a kind of adopt optical image to carry out material water wettability and the full-automatic instrument measured of wetting state, the change of various material surface and the profile of complex surface and surface configuration and angle can be detected efficiently, particularly the adhesion of precise engineering surveying material surface and cleanliness factor, particularly relate to a kind of solar cell oxide film water wettability goniometry instrument.
Background technology
The basic indexs such as liquid-liquid interface tension force, liquid-gas meter surface tension and solid-liquid water wettability angle value are the basic parameters characterizing material physicochemical property, water wettability angle refer in solid level plane drip on a droplet drop, solid-liquid on solid surface-gas three-phase point of interface place, the angle formed when its gas-liquid interface and solid-liquid interface two tangent line are clipped in liquid phase wherein.Water wettability angle measurement is the main means analyzing solid-liquid interface physicochemical property, by testing the water wettability angle value obtained, through Equationofstate algorithm, the surface tension value (dyne value) only using a kind of drop just can analyze very accurately to draw solid, and liquid-liquid interface tension force and the capillary test of liquid-gas are also topmost physical indexs in physicochemical analysis.Liquid is equivalent to the water wettability angle of solid, usually reflects the wellability of liquid versus solid.Existing wetting state solar cell oxide film water wettability goniometry instrument is not integrated, precision and reliability low and be not easy safeguard, maintenance cost is high.
Utility model content
For the deficiency that prior art exists, the utility model provides that a kind of precision is high, easy care, the cost-saving and solar cell oxide film water wettability goniometry instrument that analysis efficiency is high.
To achieve these goals, the utility model realizes by the following technical solutions: a kind of solar cell oxide film water wettability goniometry instrument, comprise pedestal, group is located at the light source of pedestal side, group is located at pedestal relative to side and the bracing frame corresponding with light source, group to be located on bracing frame and the Extension support of placement parallel with pedestal, group is located at the needle tubing travel mechanism on Extension support, to be fixed on pedestal and the movable workbench mechanism be positioned at below needle tubing travel mechanism, be fixed on the sample introduction mechanism of the relative side of bracing frame and group and be located at optical image collecting mechanism on bracing frame.
Further: described optical image collecting mechanism can receive described light source.
Further: described optical image collecting mechanism comprises that group is located at the body on bracing frame, the slide mass that can slide on body, group are located at camera lens on slide mass, connect with camera lens and be positioned at camera lens relative to the light cylinder of side, to be connected with light cylinder and to be positioned at the CCD assembly of the relative side of light cylinder.
Further: described camera lens is continuous zoom microscope.
Further: described sample introduction mechanism comprises the fixed head be fixed on bracing frame, group is located at screw mandrel on fixed head, promote the sample introduction cylinder that servomotor that screw mandrel moves up and down and group are located at screw mandrel side.
Further: described movable workbench mechanism comprises the pedestal be installed on pedestal, group is located on pedestal and the transverse shifting portion that can laterally move relative to pedestal, group is located in transverse shifting portion and do the portion that vertically moves that vertically moves and group relative to transverse shifting portion and be located at worktable in the portion of vertically moving.
Further: described needle tubing travel mechanism comprises that group is located at main part on Extension support, group is located at the vertical portion be connected on Extension support and with main part, the first moving part be positioned on vertical portion, the rotation section be fixed on bracing frame, is connected and the second moving part coordinated with rotation section and the needle tubing be located on vertical portion with the first moving part.
Further: described needle tubing is positioned at the top of described worktable.
Further: described transverse shifting portion with vertically move portion and can move freely in the horizontal direction relative to pedestal, described vertical portion can move freely relative to bracing frame in the vertical direction.
Compared to prior art, at least there is following advantage in the utility model solar cell oxide film water wettability goniometry instrument: described solar cell oxide film water wettability goniometry instrument adopts continuous zoom microscope, precision and reliability high, and adopt integrated building block design, easy care, maintenance cost is low, and because worktable and needle tubing can free adjustment position and height, measurement range is wide.
Accompanying drawing explanation
The utility model is described in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model optical image collecting mechanism.
Fig. 3 is the structural representation of the utility model optical image sample introduction mechanism.
Fig. 4 is the structural representation of the utility model needle tubing travel mechanism.
Fig. 5 is the structural representation of utility model works table transferring mechanism.
Description of reference numerals: 1, pedestal; 2, bracing frame; 3, Extension support; 4, needle tubing travel mechanism; 40, main part; 41, vertical portion; 42, the first moving part; 43, the second moving part; 44, rotation section; 45, needle tubing; 5, movable workbench mechanism; 50, pedestal; 51, transverse shifting portion; 52, portion is vertically moved; 53, worktable; 6, sample introduction mechanism; 60, fixed head; 61, servomotor; 62, screw mandrel; 63, sample introduction cylinder; 7, optical image collecting mechanism; 70, body; 71, slide mass; 72, CCD assembly; 73, light cylinder; 74, camera lens; 8, light source.
Embodiment
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the utility model further.
The utility model relates to the detection fields such as photovoltaic, handset touch panel detection, nano material, macromolecular material, novel graphite alkene material, new forms of energy, track traffic, aviation electronics, glass, pottery, for measuring the wetting water wettability angle between liquid and solid, the performance index such as wetted perimeter.Current wetting state solar cell oxide film water wettability goniometry instrument roughly can be divided into manual, electronic, semi-automatic, automatic four classes, full-automatic wetting state solar cell oxide film water wettability goniometry instrument, due to easy to operate, that efficiently can detect various critical surfaces rapidly concentration and wetted perimeter.
As shown in Figures 1 to 5, it illustrates a kind of solar cell oxide film water wettability goniometry instrument of the present utility model, comprise pedestal 1, group is located at the light source 8 of pedestal 1 side, group is located at the relative side of pedestal 1 and the bracing frame 2 corresponding with light source 8, group to be located on bracing frame 2 and the Extension support 3 of placement parallel with pedestal 1, group is located at the needle tubing travel mechanism 4 on Extension support 3, to be fixed on pedestal 1 and the movable workbench mechanism 5 be positioned at below needle tubing travel mechanism 4, relatively the sample introduction mechanism 6 of side and group are located at the optical image collecting mechanism 7 on bracing frame 2 to be fixed on bracing frame 2.Optical image collecting mechanism 7 can receive described light source 8 and described optical image collecting mechanism designs according to fixed point distance.Optical image collecting mechanism 7 comprises that group is located at the body 70 on bracing frame 2, the slide mass 71 that can slide on body 70, group are located at camera lens 74 on slide mass 71, connect with camera lens 74 and be positioned at the relative side of camera lens 74 light cylinder 73, to be connected with light cylinder 73 and to be positioned at the CCD assembly 72 of light cylinder 73 side relatively.Camera lens 74 be continuous zoom microscope and described continuous zoom microscopes in 3000 microsecond auto-focusing imaging picture clarity.Microscope has unique zoom not zoom function.Full-closed structure avoids the interference of external light completely, and image is more clear.
Sample introduction mechanism comprise 6 be fixed on fixed head 60 on bracing frame 2, group is located at screw mandrel 62 on fixed head 60, promote the sample introduction cylinder 63 that servomotor 61 that screw mandrel 62 moves up and down and group are located at screw mandrel 62 side, liquid inlet volume can be accurate to 0.1 microlitre, ensures the accuracy of test data.Movable workbench mechanism 5 comprises the pedestal 50 be installed on pedestal 1, group is located on the pedestal 50 and transverse shifting portion 51 that can laterally move relative to pedestal 50, group is located in transverse shifting portion 51 and do the portion that vertically moves 52 that vertically moves and group relative to transverse shifting portion 51 and be located at worktable 53 in the portion of vertically moving 52, accurate travelling table can be accurate to positive and negative 3 μ, ensure that the distance and position of test products is reliable.Needle tubing travel mechanism 4 comprises that group is located at main part 40 on Extension support 3, group is located at the vertical portion 41 be connected on Extension support 3 and with main part 40, the first moving part 42 be positioned on vertical portion 41, the rotation section 44 be fixed on bracing frame 2, is connected and the second moving part 43 coordinated with rotation section 44 and the needle tubing 45 be located on vertical portion 41 with the first moving part 42, and needle tubing runs to optional position up and down can ensure vertical with needle tubing 90 degree of test benchmark line.Needle tubing 45 is positioned at the top of described worktable 53.Transverse shifting portion 51 with vertically move portion 52 and can move freely in the horizontal direction relative to pedestal 50, described vertical portion 41 can move freely relative to bracing frame 2 in the vertical direction.
The utility model is by special half-light high-resolution continuous zoom not zoom microscope, and the pocket video camera of 1,300,000 pixel and industrial backlight light source 8 form.Water wettability measurement of angle scope: 0-1800, water wettability angle precision: ± 0.50, water wettability angle measurement method: sessile drop method, water wettability angle analysis method: automatic seeking baseline ring method is automatically preset baseline ring method and manually made up baseline ring method.Water wettability angular image processing mode: process and manual handle automatically, 0.75X-4.5X continuous zoom micron order microscope (zoom is zoom not), full-automatic water wettability measurement of angle, precise injection pump sample introduction.Sample introduction precision: ± 0.1ul, continuous free of discontinuities sample introduction.Work top size 170mm × 170mm, movable workbench distance: X-axis distance: 0-160mm, Y-axis distance: 0-160mm, worktable lifting distance: 0-12mm, digital cmos camera is recorded a video/is playbacked, moment sectional drawing, by setting-up time interval sectional drawing, Excel statistical conversion, angular regions is limited detection, record a video any film individual derive, instrument configurations size 474mm (wide) × 790mm (length) × 345mm (height).
Solar cell oxide film water wettability goniometry instrument software adopts windows operation interface structural design.Novelty attractive in appearance, simple to operate generous.Accomplish that user is very clear, major function key is all placed in the toolbar above interface.Operator chooses very convenient.The function be of little use is placed in the submenu on the process hurdle in toolbar, and operator experimentally can require to extract and use.
First the power supply of computing machine and display is connected before starting test.The line of instrument host and electric control box is plugged.The softdog worn at random is inserted in (except built-in) in computing machine USB port, video line one end is inserted in CMOS socket, in the USB port that other end insertion computing machine is specified, syringe pump connecting line is connected with main frame.Other line by specifications connect.Double-click the water wettability multi-angle video icon on computer screen, water wettability multi-angle video is opened, and occurs software operation interface, clicks on-test icon.Software completes from dropping liquid to automatically detecting all processes automatically by according to pre-designed program.
Solar cell oxide film water wettability goniometry instrument adopts continuous zoom microscope, precision and reliability high and, adopt integrated building block design, easy care, maintenance cost is low, and because worktable 53 and needle tubing 45 can free adjustment position and height, measurement range is wide.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.