Automatic liquid receiving superhydrophilic droplet angle measuring instrument

DYT-600TContact angle measuring instrument

(Specifications)

Automatic liquid receiving superhydrophilic droplet angle measuring instrumentMain functions

1.Equipped with automatic dripping and automatic liquid receiving functions, achieving fully automatic measurement of contact angle.

2.The seat drop method is used to measure static contact angle.(Wetting behaviors such as spreading, permeation, and absorption of liquids on solid surfaces)

3.Measure dynamic contact angle: forward angle, backward angle.(Analyze whether the material surface is uniform and flat based on the contact angle hysteresis)

4.Real time monitoring of changes in contact angle and surface energy of materials, generating curve analysis graphs based on time and results.

5.Powder, non planar materials(concave-convex surface)Measurement of superhydrophobic and superhydrophilic materials.

6.Bubble trapping method is used to measure contact angle, such as contact lenses. （Optional accessories are required）

7.The suspended droplet method is used to measure the surface tension and interfacial tension of liquids.

8.Calculation of surface energy, dispersion force, polar force, non-polar force, electron acceptor, and electron donor on solid surfaces.

9.Calculation of adhesion work, wetting work, and spreading coefficient

Automatic liquid receiving superhydrophilic droplet angle measuring instrumentOperating principle

The contact angle measuring instrument is mainly composed of6Composed of individual parts

1.Hardware driver system: provides physical support for the overall operation of the instrument, the operation of the droplet system, the display and adjustment of the light source, the normal operation of the software, result analysis, and data transmission.

2.Automatic drip system: drip accuracy up to0.001ML，5The operating speed of the gear is adjustable, and the system includes a micro injector.

3.Automatic liquid receiving system: automatically completes the user's set range of motion, combined with automatic droplet function, to achieve fully automatic measurement of contact angle.

4.Sample stage: Adopting a three-dimensional sample stage, with fine workmanship, strong operation damping, smooth movement, and accurate positioning.

5.Image acquisition:SONYHigh speed industrial grade chips30frame/SThe300WPixel, driver free,USBPlug and play power supply, no need for separate power supply.

6.*The software analysis system is equipped with internationally popular fitting methods to quickly complete measurement tasks;*The database supports and can store200Ten thousand test records, instant retrieval and review of historical records.

Technical specifications

Instrument features:

1.Adopting the mechanical design concept of international mainstream contact angle equipment, the main structure is made of high-strength and high-quality aviation aluminum alloy material, and surface treatments such as anodizing and high-speed sandblasting oxidation are carried out according to material differences to ensure that the instrument has high stability and durability.

2.Adopting imported MitsubishiplcCore processor, fast computing speed, high control accuracy, and strong anti-interference ability.

3.The liquid inlet system adopts a high-precision injection pump for automatic liquid inlet; Micro level pulse control, with high liquid inlet accuracy0.001MLAccurately control the droplet volume; Using precision linear linear guides to push droplets, the operation is smooth and stable; The operating speed of the liquid inlet system changes from slow to fast5Adjustable gear, when using the hanging drop method for measurement, the speed should be maximized'slow', can be used'1speed'When measuring contact angle, the speed can be slightly increased; When the solution is exhausted for replenishment, it can be adjusted to be fast'5speed'.

4.One click automatic liquid filling, automatic stop when full; And equipped with hydrophilic needles and superhydrophobic needles.

5.Industrial grade, adjustable,LEDCold light source provides necessary support for ideal imaging of liquid droplets; The application of cold light source can avoid the impact of heat generated by the light source on the experiment(droplet)The impact caused; The service life can reach over 80000 hours.

6.SONYHigh speed industrial grade chips30frame/SThe300WpixelCCDIndustrial grade zoom lens ensures optimal imaging results; No need to install camera drivers(Avoiding the issue of incompatibility between driver programs and computer systems)，USBPlug and Play,No need for separate power supply.

7.adoptSC09Programming control line, with multifunctionality and efficiency, fast instruction sending speed, and stable data transmission.

8.Large size standard for 3D sample table160*200mmExquisite workmanship, strong damping sensation during operation, smooth movement, accurate positioning, customizable non-standard sizes according to user needs, and delivered level gauges.

9.Non standard customization, tailor-made solutions according to specific needs, and equipped with * software technical support to meet special measurement requirements.

10.Real time monitoring of contact angle and surface free energy results and changes, with one click storage(batch)Measurement results.

11.one-click auto(batch)Measure contact angle, surface energy, surface tension, and interfacial tension.

12.Through research and screening of mainstream contact angle analysis algorithms at home and abroad, extensive testing and optimization have been conducted to summarize a set of algorithms that can accurately fit various forms of droplets.

13.The software achieves fully automatic fitting, avoiding errors caused by human operation. While calculating the contact angle, it can also calculate the surface free energy of the solid. Accurately analyze the surface wetting properties and actual wetting conditions of liquids and solids.

14.Can meet various conventional measurements, such as static contact angle and surface tension; It can also meet the needs of unconventional measurements, such as interfacial tension, dynamic contact angle, concave convex contact angle, and contact angle measurement using bubble trapping method.

15.Measure dynamic contact angle, including forward angle and backward angle;(Based on the contact angle hysteresis, analyze whether the material surface is uniform and flat, and analyze the surface properties of the sample)

16.Can meet the requirements for flat, non flat, and curved surfaces(concave-convex surface)Testing and analysis of surface wetting properties of superhydrophobic and superhydrophilic materials.

17.Angle measurement methods: ellipse fitting, oblique ellipse fitting, circle fitting, oblique circle fitting, tangent method, height measurement method, angle measurement method, etc.

18.Calculation of adhesion work, wetting work, and spreading coefficient.

19.Default Resolution1280*960There are four resolutions available, which can be freely switched according to actual operating conditions.

20.You can take individual photos, independently control the photo interval and number, and automatically measure in batches with one click in the photo list.

21.You can freely set the photo interval and number of photos, and take timed photos; Time interval setting:0.001-36000s,Number of photos set:1-500Ten thousand sheets.(Mainly used for long-term observation of contact angle changes)

22.Recording a video can record the continuous changes in contact angle, and the video can be analyzed frame by frame, threeBlock playback speed,The playback progress bar allows for arbitrary positioning and selection of images,The selected image list can automatically measure in batches.

23.The software can generate test reports for contact angle, surface tension, interfacial tension, and solid surface free energy(WordandExcelTwo forms of form), can generate dynamic curve graphs of contact angle and interfacial tension, and display themmaxThemin, average value; Can be saved200Ten thousand test records, each record can be associated with an image3000Zhang, instant retrieval and retrieval of historical records.

24.Test images are stored in binary stream format for easy data migration.

25.One click export of data/Import function, can also view historical test data when changing computers.

26.Personalized software expansion, adding specialized functional modules according to needs, such as data backup, migration, export, import, various types of batch processing work, and generation and export of various reports,Can replace manual and complicated operations.

27.External images can be imported to calculate contact angle, surface energy, surface tension, and interfacial tension in this software.

28.The instrument provides angle calibration function, and the standard angle template includes:20°30°45°60°80°100°120°135°.

29.Equipped with automatic dripping and automatic liquid receiving functions, achieving fully automatic measurement of contact angle.

Usage guide:

After unboxing and removing the instrument, place it on the workbench and adjust it to a horizontal position, then connect the camera and lens(integrated)Fix it on the lens holder, place the dropper adjuster on the dropper holder and secure it, install the computer software, and then connect the camera to the computer(usbWire connection)Turn on the power, open the software, and make simple adjustments to the lighting and image clarity before conducting the contact angle measurement test.

Comparison of Model Parameters