CN218629407U - Economical contact angle measuring instrument capable of continuously titrating - Google Patents
Economical contact angle measuring instrument capable of continuously titrating Download PDFInfo
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- CN218629407U CN218629407U CN202222210609.4U CN202222210609U CN218629407U CN 218629407 U CN218629407 U CN 218629407U CN 202222210609 U CN202222210609 U CN 202222210609U CN 218629407 U CN218629407 U CN 218629407U
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- dropping liquid
- angle measuring
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Abstract
The utility model discloses an economical contact angle measuring apparatu can titrate in succession, including the frame, data acquisition structure, workstation structure, dropping liquid structure, transmission structure have set gradually in the frame, the frame be close to dropping liquid structure one side be provided with the peristaltic pump with the dropping liquid structure links to each other, data acquisition structure includes industry camera and bearing structure, bearing structure includes revolution mechanic, spiral micrometer and locking structure, the workstation structrual installation be in transmission is structural, the utility model discloses a reasonable in design's mechanical structure, reduce cost realizes the ascending removal of workstation x, y side and titrates in succession to adopt multiple mode fitting to calculate, the computational result precision is high, and the error is little, and use safety ring protects, and it is great to have solved the computational result error that current measuring device exists, and instrument cost is high, and the feature of environmental protection is relatively poor, adopts artifical continuous titration scheduling problem, has improved work efficiency.
Description
Technical Field
The invention relates to a contact angle measuring device, in particular to an economical contact angle measuring instrument capable of continuously titrating.
Background
The contact angle is an important parameter for researching the wetting capacity of the surface of an object, and has important significance in many fields of artificial tooth protection and repair, oil exploitation and transportation, calculation, bearing service life extension and the like. The contact angle is closely related to the cleanliness, geometry/micro-morphology, molecular arrangement orientation, hygroscopicity and permeability for liquids, etc. of the surface of the solid material. The wettability problem has important influence on scientific research and production in the fields of mechanical processing, vacuum coating, biomedicine, textile printing and dyeing, pesticide processing, microelectronic processes, paint formula, washing and the like. The contact angle measuring instrument is an instrument for measuring wettability, and is widely applied to: the method comprises the following steps of wettability testing of various materials such as plastics, glass, ceramics, fabrics and the like, surface treatment effect evaluation, characterization of various hydrophobicity and hydrophilicity, quality control of various chips such as semiconductors and the like, surface cleanliness evaluation and the like.
In the measurement, the contact angle hysteresis phenomenon can be generated due to the influence of the surface roughness of the solid; different measurement and calculation methods; errors of the measuring instrument and the like all affect the measuring result. How to accurately and quickly measure the contact angle of the solid surface has great value for researching the surface free energy, the surface tension and the wettability of the solid.
The contact angle measuring instrument is an ideal industrial and academic tool, and the contact angle measurement combines a high-tech testing instrument and a nondestructive testing method, so that accurate, objective and repeatable analysis can be performed. The instrument can compare the effects of a series of surface treatments and collect data relating to various surface conditions (e.g., lubricity, wettability, surface energy, etc.). The contact angle measuring instrument which is cheap, accurate in movement, simple in operation and capable of comparing results for multiple times is designed by combining the existing contact angle measuring instrument.
SUMMERY OF THE UTILITY MODEL
The utility model mainly provides an economical contact angle measuring apparatu of titrating in succession, its characteristics are the use flow environmental protection, low in manufacturing cost is honest and clean, and measurement accuracy is higher, actual operation is simple.
In order to solve the technical problem, the utility model provides a technical scheme as follows: the utility model provides an economic contact angle measuring apparatu of can titrating in succession, includes the frame, set gradually data acquisition system structure, workstation structure, dropping liquid structure, transmission system structure in the frame, the frame is close to dropping liquid structure one side and is provided with the peristaltic pump and links to each other with the dropping liquid structure, the dropping liquid structure includes the injector, the appearance of advance includes push rod and needle body, and dropping liquid structure top is provided with Z to feeding system, Z includes a servo motor and control to feeding system a servo motor's drive controller.
Further, the method comprises the following steps: the data acquisition system structure comprises an industrial camera, a supporting platform, a rotating mechanism arranged at the front part of the supporting platform, a first micrometer screw arranged at the middle part of the supporting platform and a locking mechanism arranged at the rear part of the supporting platform.
Further, the method comprises the following steps: the workbench structure comprises a fixed base, a locking screw rod, a workbench and an adjusting screw rod, the workbench is fixed on the base through an arc dovetail groove, and the adjusting screw rod and the locking screw rod are connected with the workbench through a worm and gear structure.
Further, the method comprises the following steps: the transmission system structure is arranged below the workbench structure to form a X, Y directional feeding system, and mainly comprises a ball screw structure arranged in two directions of X, Y, a screw support seat arranged below the ball screw structure, a motor seat, a second servo motor fixed on a rack through the motor seat, and a nut seat arranged above the ball screw structure, wherein the second servo motor transmits motion to the ball screw structure through a coupler.
Further, the method comprises the following steps: and a second micrometer screw is arranged at the bottom of the workbench structure.
Further, the method comprises the following steps: the frame is close to dropping liquid structure one side, installs positive white light LED lamp plate, sets up with the workstation structure is relative.
The utility model has the advantages that: the transmission scheme is reasonable, and the high-precision requirement of an experimental instrument is met; the data processing method is various, and the conversion of various functions and data analysis methods is realized. The utility model discloses the low price can realize continuous titration and multi freedom motion, according to the different shapes of liquid drop, can carry out analytical measurement to the contact angle through different fitting and analytical method to measure the most accurate contact angle, it is low to have solved original mechanism measurement accuracy, and the error is big as a result, and is expensive, the relatively poor problem of feature of environmental protection.
Drawings
Fig. 1 shows a schematic left view of a contact angle measuring instrument according to the present invention;
fig. 2 shows a schematic front view of the contact angle measuring instrument of the present invention;
fig. 3 shows a schematic top view of the contact angle measuring instrument of the present invention.
Wherein the figures include the following reference numerals: 1. a frame; 2. a data acquisition system architecture; 3. a table structure; 4. a liquid dropping structure; 5. a transmission system structure; 6. a peristaltic pump; 7. a Z-direction feeding system; 8. an industrial camera; 9. a support structure; 10. a rotating structure; 11. a first micrometer screw; 12. a locking structure; 13. a fixed base; 14. locking the screw rod; 15. a work table; 16. adjusting a screw rod; 17. a second micrometer screw; 18. a positive white light LED lamp panel; 19. a first servo motor; 20. a drive controller; 21. a sample injector; 22. a push rod; 23. a needle body; 24. a ball screw structure; 25. a second servo motor; 26. a motor base; 27. a nut seat; 28. a screw rod supporting seat; 29. a coupling is provided.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1, an economical contact angle measuring instrument capable of continuous titration comprises a frame 1, wherein a data acquisition system structure 2, a workbench structure 3, a dropping liquid structure 4 and a transmission system structure 5 are sequentially arranged on the frame 1, a peristaltic pump 6 is arranged on one side of the frame 1 close to the dropping liquid structure 4 and is connected with the dropping liquid structure 4, the dropping liquid structure 4 comprises a sample injector 21, the sample injector 21 comprises a push rod 22 and a needle body 23, a Z-direction feeding system 7 is arranged above the dropping liquid structure 4, and the Z-direction feeding system 7 comprises a first servo motor 19 and a drive controller 20 for controlling the first servo motor 19; the titration structure 4 is mainly controlled by a z-direction feeding system 7 through a first servo motor 19, so that the titration structure 4 does not make redundant movement, the titration accuracy can be ensured, and the size of the dripped liquid drops is controlled through a peristaltic pump 6.
On the basis, as shown in fig. 1, the transmission system structure 5 is arranged below the worktable structure 3 to form a X, Y feeding system, which mainly comprises a ball screw structure 24 in two directions of X, Y, a screw support base 28 arranged below the ball screw structure 24, a motor base 26, a second servo motor 25 fixed on the frame 1 through the motor base 26, and a nut base 27 arranged above the ball screw structure 24, wherein the second servo motor 25 transmits the motion to the ball screw structure 24 through a coupling 29; the second servo motor 25 is fixed on the frame 1 through a motor base 26, the second servo motor 25 transmits motion to the ball screw structure 24 through a coupler 29, the nut base 27 changes rotation of the ball screw structure 24 into translation, and therefore the workbench 15 is driven to move in a plane. The automatic control workbench 15 of the equipment automatically controls the movement, so that time resources are saved for continuous titration, the efficiency is greatly improved, and the safety of personnel is also ensured when the dangerous liquid is titrated.
On this basis, as shown in fig. 1, the workbench structure 3 includes a fixed base 13, a locking screw 14, a workbench 15, and an adjusting screw 16, the workbench 15 is fixed on the fixed base 13 through an arc dovetail groove, and the adjusting screw 16 and the locking screw 14 are connected with the workbench 15 through a worm gear structure; when the adjusting screw 16 is rotated, the workbench 15 can be controlled to rotate, when the workbench 15 rotates to a certain angle, the locking screw 14 is screwed down, the workbench 15 can be fixed, the workbench moves stably due to the structural design of the arc dovetail groove, and the workbench 15 can only rotate when the adjusting screw 16 rotates for a certain number of turns, so that the precision of the rotating angle is ensured.
On the basis, as shown in fig. 1, the data acquisition system structure 2 comprises an industrial camera 8 and a supporting platform 9, and further comprises a rotating mechanism 10 arranged at the front part of the supporting platform 9, a first micrometer screw 11 arranged at the middle part of the supporting platform and a locking mechanism 12 arranged at the rear part of the supporting platform; the front part of the supporting platform 9 is a rotating mechanism 10, the trend of counterclockwise motion exists under the action of gravity, the locking mechanism 12 in the middle part fixes the position of the supporting platform 9, the first micrometer caliper 11 at the rear part plays a supporting role and can be used for adjusting the angle, and the data acquisition system structure 2 rotates by adopting gravity, so that the supporting platform 9 can be stably adjusted.
On the basis, as shown in fig. 1, a second micrometer screw 17 is installed at the bottom of the workbench structure 3; the contact angle measuring instrument has a self-made part, a standard part and a purchased part, certain errors exist in the installation process, and installation errors can be eliminated by adding the spiral micrometer.
On the basis, as shown in fig. 1, a white light LED lamp panel 18 is installed on one side of the frame 1 close to the liquid dropping structure 4, and is opposite to the workbench structure 3; the positive white light LED lamp panel 18 is used for supplementing light to the shooting environment of the industrial camera 8, so that the image is clearer, and the result error is smaller.
The utility model discloses the work flow does: the measured workpiece is clamped on the workbench 15, the measured workpiece is adjusted to a proper position through the transmission system structure 5, the feeding system 7 in the Z direction drives the titration structure 4 to titrate, after titration is completed, the data acquisition system structure 2 performs data acquisition, and finally, image data are accessed into a computer to be analyzed and calculated.
The above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solutions described in the foregoing embodiments can be modified or some technical features can be replaced equally without departing from the spirit of the technical solutions of the present invention, which is within the protection scope of the present invention.
Claims (6)
1. The utility model provides an economic type can titrate contact angle measuring apparatu in succession, includes frame (1), its characterized in that: frame (1) is gone up and is set gradually data acquisition system structure (2), workstation structure (3), dropping liquid structure (4), transmission system structure (5), frame (1) is close to dropping liquid structure (4) one side and is provided with peristaltic pump (6) and links to each other with dropping liquid structure (4), dropping liquid structure (4) are including injector (21), injector (21) are including push rod (22) and needle body (23), and dropping liquid structure (4) top is provided with Z to feeding system (7), Z includes first servo motor (19) and control to feeding system (7) drive controller (20) of first servo motor (19).
2. An economical continuous titratable contact angle measuring device as defined in claim 1, wherein: the data acquisition system structure (2) comprises an industrial camera (8), a supporting platform (9), a rotating mechanism (10) arranged at the front part of the supporting platform (9), a first micrometer screw (11) arranged at the middle part of the supporting platform and a locking mechanism (12) arranged at the rear part of the supporting platform.
3. An economical continuous titratable contact angle measuring instrument as claimed in claim 1, wherein: workstation structure (3) include unable adjustment base (13), locking screw (14), workstation (15), adjusting screw (16), workstation (15) are fixed through the circular arc dovetail on unable adjustment base (13), adjusting screw (16) with locking screw (14) link to each other through the worm gear structure with workstation (15).
4. An economical continuous titratable contact angle measuring instrument as claimed in claim 1, wherein: the transmission system structure (5) is arranged below the workbench structure (3) to form a X, Y feeding system, and mainly comprises a ball screw structure (24) in X, Y two directions, a screw support seat (28) arranged below the ball screw structure (24), a motor base (26), a second servo motor (25) fixed on the rack (1) through the motor base (26), and a nut base (27) arranged above the ball screw structure (24), wherein the second servo motor (25) transmits movement to the ball screw structure (24) through a coupling (29).
5. An economical continuous titratable contact angle measuring device as defined in claim 1, wherein: and a second micrometer screw (17) is arranged at the bottom of the workbench structure (3).
6. An economical continuous titratable contact angle measuring instrument as claimed in claim 1, wherein: frame (1) is close to dropping liquid structure (4) one side, installs positive white light LED lamp plate (18), sets up with workstation structure (3) relatively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222210609.4U CN218629407U (en) | 2022-08-22 | 2022-08-22 | Economical contact angle measuring instrument capable of continuously titrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222210609.4U CN218629407U (en) | 2022-08-22 | 2022-08-22 | Economical contact angle measuring instrument capable of continuously titrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218629407U true CN218629407U (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222210609.4U Active CN218629407U (en) | 2022-08-22 | 2022-08-22 | Economical contact angle measuring instrument capable of continuously titrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218629407U (en) |
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2022
- 2022-08-22 CN CN202222210609.4U patent/CN218629407U/en active Active
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