Water drop angle testing device with adjusting mechanism
By introducing an adjustment mechanism into the water droplet angle testing device, the needle position is automatically adjusted, which solves the measurement difficulty caused by manual adjustment and realizes adaptive droplet and stable measurement of samples with different thicknesses.
Patent Information
- Application Number
- CN202422777277.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-14
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2034-11-14
AI Technical Summary
In most water droplet angle testing devices, the droplet position of the syringe needs to be manually adjusted, which increases the difficulty of sample measurement.
A water droplet angle testing device with an adjustment mechanism was designed, including a base, side support, displacement mechanism, drive mechanism, lens, light source, adjustment mechanism, dropper and needle. The sample thickness is measured by a digital thickness gauge, the needle position is automatically adjusted to achieve adaptive function, and the sample stability is optimized by the drive mechanism and displacement mechanism.
It enables automatic adjustment of the syringe position to adapt to the drop height of samples with different thicknesses, and optimizes the stability of the sample on the platform and the adaptability of the measurement.
Smart Images
Figure CN223883403U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to water drop angle test technical field especially relates to a water drop angle testing arrangement with adjusting mechanism. BACKGROUND
[0002] The definition of water drop angle is the included angle between gas-liquid phase interface and solid-liquid phase interface at solid, liquid and gas three phase interface, and the water drop angle is the scale showing the humidity of solid surface, and most of the solid droplets are used for measurement, and low contact angle represents high humidity (hydrophilic) surface easy to stick. High contact water drop angle represents that the surface shows hydrophobicity, and the surface organic pollution is heavy or the surface adhesion is poor. The contact angle of the liquid contacting the flat solid surface is measured by the end point of water droplet curve in liquid-solid-gas joint and the contact point of solid surface, and the surface cleanliness is analyzed, the contact angle is the scale showing the humidity of solid surface, most of the solid droplets are used for measurement, and low contact angle represents high humidity (hydrophilicity, hydrophobicity) and low surface energy.
[0003] When water drop angle test is carried out, liquid droplets need to be dropped on the sample surface by using a needle tube, and the liquid droplet position of the needle tube needs to be adjusted relatively based on samples of different thicknesses. In most water drop angle testing devices, the liquid droplet position of the needle tube needs to be adjusted manually, which brings certain difficulty to the measurement of the sample. UTILITY MODEL CONTENT
[0004] The utility model discloses a water drop angle testing arrangement with adjusting mechanism, and aims at solving the technical problem that in most water drop angle testing devices, the liquid droplet position of the needle tube needs to be adjusted manually, which brings certain difficulty to the measurement of the sample.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:
[0006] A water drop angle testing arrangement with adjusting mechanism, comprising: a base, a side support one fixed on the base, a displacement mechanism, a driving mechanism connected to the side support one, a lens fixed on the other side of the base, a light source installed on one side of the side support one, an adjusting mechanism fixed on the top end of the side support one, a liquid droplet device fixed on the adjusting mechanism, a needle tube installed on the liquid droplet device and a sample platform fixed on the top end of the displacement mechanism, the adjusting mechanism comprises a linear guide rail fixed on one side of the side support one, a first sliding block movably connected to the linear guide rail, a digital thickness gauge arranged on one side of the sample platform, a measuring rod arranged on the digital thickness gauge, a support frame and a pressing plate fixed on the bottom end of the measuring rod.
[0007] By setting the adjusting mechanism, the top end of the supporting frame in the adjusting mechanism is just level with the top end of the sample platform, and a supporting platform is provided for the bottom of the sample, so that the thickness of the sample can be measured by the digital thickness gauge, and then the digital thickness gauge can transmit the measurement data to the system, and the system can automatically regulate the position of the first sliding block on the linear guide rail based on the measurement result, thereby realizing the self-adaptive function of the sample droplet of different thicknesses, and based on the clamping action of the measuring rod, the displacement of the sample on the sample platform can also be avoided, and the stability is further optimized.
[0008] In a preferred scheme, the driving mechanism comprises: a pressing frame fitted on the top end of the measuring rod, a plurality of first limiting holes symmetrically arranged on the pressing frame, a plurality of second limiting rods fixed at the bottom end of the pressing frame, and a second spring surrounding the second limiting rods, the driving mechanism further comprises: a side bracket two connected with the displacement mechanism, a gas rod fixed on the side bracket two, and a first supporting plate fixed on the output end of the gas rod, the driving mechanism further comprises: a first spring fixed at the bottom end of the first supporting plate, a first limiting rod surrounding the outer periphery of the first spring, and a second limiting hole through the bottom end of the side bracket two, the bottom end of the first spring is fixed on the pressing frame, and a plurality of first limiting rods are movably inserted into the first limiting hole, the bottom end of the second spring is fixed on the side bracket two, and a plurality of second limiting rods are movably inserted into the second limiting hole.
[0009] By setting the driving mechanism, based on the setting of the first spring, a certain buffer space can be given to the pressing frame, and the pressing force of the buffer gas rod when pressing the measuring rod can be buffered, and based on the setting of the second spring, the buffer force of the pressing frame can be further expanded, so that the sample can be clamped and limited without causing damage to the sample and the digital thickness gauge due to excessive force.
[0010] In a preferred scheme, the displacement mechanism comprises: a damping sliding groove through the side bracket one, a first sliding frame and a second sliding frame movably connected in the damping sliding groove, the first sliding frame is connected with the second sliding frame, one end of the first sliding frame is fixedly connected with a handle, one side of the second sliding frame is fixedly connected with a second supporting plate, one end of the second supporting plate is fixedly connected with a second sliding block, and the sample platform is fixed to the top outer wall of the second sliding block, the base is fixedly connected with a sliding rail, and the second sliding block is movably connected with the sliding rail.
[0011] By incorporating a displacement mechanism connected to a first and second slide to form a slide that can move within a damping groove, when the drag handle moves the first and second slides within the damping groove, the sample platform, drive mechanism, and digital thickness gauge can be moved synchronously. Thus, for samples of different areas, the measurement can be performed by moving the sample closer to the center and aligning it with the bottom of the needle tube. This expands the applicability of the device and optimizes its suitability.
[0012] As described above, a water droplet angle testing device with an adjustment mechanism includes: a base, a side support fixed to the base, a displacement mechanism, a drive mechanism connected to the side support, a lens fixed to the other side of the base, a light source mounted on one side of the side support, an adjustment mechanism fixed to the top of the side support, a dropper fixed to the adjustment mechanism, a needle mounted on the dropper, and a sample platform fixed to the top of the displacement mechanism. The adjustment mechanism includes a linear guide rail fixed to the outer wall of one side of the side support, a first slider movably connected to the linear guide rail, a digital thickness gauge mounted on one side of the sample platform, a measuring rod mounted on the digital thickness gauge, a support frame, and a pressure plate fixed to the bottom of the measuring rod. The water droplet angle testing device with an adjustment mechanism provided by this utility model has the technical effect of adapting to the droplet height of samples with different thicknesses while optimizing the stability of the sample on the platform. Attached Figure Description
[0013] Figure 1 This is a schematic diagram of the structure of a water droplet angle testing device with an adjustment mechanism proposed in this utility model.
[0014] Figure 2 This is a schematic diagram of part of the adjustment mechanism of a water droplet angle testing device with an adjustment mechanism proposed in this utility model.
[0015] Figure 3 This is a schematic diagram showing the disassembled structure of the drive mechanism of a water droplet angle testing device with an adjustment mechanism proposed in this utility model.
[0016] Figure 4 This is a schematic diagram showing the displacement mechanism of a water droplet angle testing device with an adjustment mechanism proposed in this utility model.
[0017] In the drawings: 1, lens; 2, base; 3, adjusting mechanism; 4, driving mechanism; 5, sample platform; 6, side support one; 7, light source; 8, displacement mechanism; 9, dropper; 10, needle tube; 301, linear guide rail; 302, first sliding block; 303, measuring rod; 304, digital thickness gauge; 305, pressing plate; 306, support frame; 401, air rod; 402, side support two; 403, first support plate; 404, first limiting plug rod; 405, first spring; 406, second limiting hole; 407, second limiting plug rod; 408, second spring; 409, first limiting hole; 410, pressing frame; 801, damping sliding groove; 802, handle; 803, first sliding frame; 804, second sliding frame; 805, second support plate; 806, sliding rail; 807, second sliding block. DETAILED DESCRIPTION
[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.
[0019] The water drop angle testing device with an adjusting mechanism disclosed by the utility model is mainly applied to the scene of water drop angle testing.
[0020] Referring to Figure 1 and Figure 2 A water drop angle testing device with an adjusting mechanism, comprising: a base 2, a side support one 6 fixed on the base 2, a displacement mechanism 8, a driving mechanism 4 connected to the side support one 6, a lens 1 fixed on the other side of the base 2, a light source 7 installed on one side of the side support one 6, an adjusting mechanism 3 fixed on the top end of the side support one 6, a dropper 9 fixed on the adjusting mechanism 3, a needle tube 10 installed on the dropper 9 and a sample platform 5 fixed on the top end of the displacement mechanism 8; the adjusting mechanism 3 comprises a linear guide rail 301 fixed on the outer wall of one side of the side support one 6, a first sliding block 302 movably connected to the linear guide rail 301, a digital thickness gauge 304 arranged on one side of the sample platform 5, a measuring rod 303 arranged on the digital thickness gauge 304, a support frame 306 and a pressing plate 305 fixed on the bottom end of the measuring rod 303.
[0021] Referring to Figure 3 In a preferred embodiment, the driving mechanism 4 comprises: a pressing frame 410 fitted on the top end of the measuring rod 303, a plurality of first limiting holes 409 symmetrically arranged on the pressing frame 410, a plurality of second limiting plug rods 407 fixed on the bottom end of the pressing frame 410 and a second spring 408 surrounding the second limiting plug rods 407.
[0022] Referring to Figure 3In a preferred embodiment, the driving mechanism 4 further comprises: a side bracket two 402 connected with the displacement mechanism 8, a gas rod 401 fixed on the side bracket two 402, and a first supporting plate 403 fixed on the output end of the gas rod 401.
[0023] Referring to Figure 3 In a preferred embodiment, the driving mechanism 4 further comprises: a first spring 405 fixed on the bottom end of the first supporting plate 403, a first limiting plug rod 404 surrounding the outer periphery of the first spring 405, and a second limiting hole 406 provided through the bottom end of the side bracket two 402.
[0024] Referring to Figure 3 In a preferred embodiment, the bottom end of the first spring 405 is fixed on the pressing frame 410, and a plurality of first limiting plug rods 404 are movably inserted into the first limiting hole 409.
[0025] Referring to Figure 3 In a preferred embodiment, the bottom end of the second spring 408 is fixed on the side bracket two 402, and a plurality of second limiting plug rods 407 are movably inserted into the second limiting hole 406. In the driving mechanism 4, the first supporting plate 403 is mainly driven downward by the gas rod 401 to press the pressing frame 410 downward, and the measuring rod 303 is moved downward in the digital thickness gauge 304 for clamping and measuring. During the process, the first spring 405 and the first limiting plug rod 404 arranged between the first supporting plate 403 and the pressing frame 410 provide a certain buffer space for the pressing frame 410, and at the same time, buffer the pressing force when the gas rod 401 presses the measuring rod 303. At the same time, based on the elastic support force of the second spring 408 based on the bottom, the buffer force of the pressing frame 410 can be further expanded, so that the sample is clamped and limited, and at the same time, the sample is not damaged due to excessive force, and the digital thickness gauge 304 is also prevented from being damaged.
[0026] Referring to Figure 4 In a preferred embodiment, the displacement mechanism 8 comprises: a damping sliding groove 801 provided through the side bracket one 6, a first sliding frame 803 movably connected in the damping sliding groove 801, and a second sliding frame 804 movably connected in the damping sliding groove 801.
[0027] Referring to Figure 4 In a preferred embodiment, the first sliding frame 803 is connected with the second sliding frame 804, one end of the first sliding frame 803 is fixedly connected with a handle 802, and one side of the second sliding frame 804 is fixedly connected with a second supporting plate 805.
[0028] Referring to Figure 4 In a preferred embodiment, one end of the second supporting plate 805 is fixedly connected with a second sliding block 807, and the sample platform 5 is fixed on the top outer wall of the second sliding block 807.
[0029] Referring to Figure 4 In a preferred embodiment, the base 2 is fixedly connected with a slide rail 806, and a second sliding block 807 is movably connected to the slide rail 806, and the displacement mechanism 8 is connected through the first sliding frame 803 and the second sliding frame 804 to form a sliding frame that can move in the damping slide groove 801, when the handle 802 drags the first sliding frame 803 and the second sliding frame 804 to translate in the damping slide groove 801, it can synchronously drive the sample platform 5, the driving mechanism 4 and the digital thickness gauge 304 to synchronously translate, thereby, for samples with different areas, the sample can be aligned to the bottom end of the needle tube 10 by translation to be close to the center position for measurement, thereby, the adaptability of the device can be expanded and optimized.
[0030] Working principle: in the adjustment mechanism 3, the top end of the support frame 306 in the adjustment mechanism 3 is just level with the top end of the sample platform 5, and provides a support platform for the bottom of the sample, and the sample platform 5 is smaller in area compared with ordinary testing devices, when the sample is placed on the sample platform 5, one end thereof can be placed on the support frame 306, when the driving mechanism 4 drives the measuring rod 303 to press down, it can clamp and fix one part of the sample together with the support frame 306, at the same time, through the pressing down of the measuring rod 303, the digital thickness gauge 304 can be used to measure the thickness of the sample, then the digital thickness gauge 304 can transmit the measurement data to the system, and the system can automatically regulate and control the position of the first sliding block 302 on the linear guide rail 301 based on the measurement result, thereby realizing the self-adaptive function of sample droplets with different thicknesses, and based on the clamping action of the measuring rod 303, the displacement of the sample on the sample platform 5 can also be avoided, further optimizing the stability.
[0031] The above merely describes a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. The substitution can be the substitution of part of the structure, device, method step, or the complete technical solution. According to the technical solution and the inventive concept of the present application, equivalent substitution or change should be covered within the protection scope of the present application.
Claims
1. A water drop angle testing device having an adjustment mechanism, characterized by, It include: The base (2), the side support one (6) fixed on the base (2), displacement mechanism (8), the drive mechanism (4) connected to the side support one (6), fixed on the other side of the base (2) lens (1), installed on the side support one (6) one side light source (7), fixed on the top of the side support one (6) adjustment mechanism (3), fixed on the adjustment mechanism (3) dropper (9), mounted on the dropper (9) needle tube (10) and fixed on the top of the displacement mechanism (8) sample platform (5); The adjustment mechanism (3) includes a linear guide rail (301) fixed on the side of the side support one (6) outer wall, a first slider (302) movably connected to the linear guide rail (301), a digital thickness gauge (304) provided on one side of the sample platform (5), a measuring rod (303) provided on the digital thickness gauge (304), a support frame (306) and a pressing plate (305) fixed on the bottom end of the measuring rod (303).
2. The water drop angle testing device with adjustment mechanism according to claim 1, wherein, The drive mechanism (4) includes: a pressing frame (410) fitted on the top of the measuring rod (303), a plurality of first limiting holes (409) symmetrically provided on the pressing frame (410), a plurality of second limiting plug rods (407) fixed on the bottom end of the pressing frame (410) and a second spring (408) surrounding the second limiting plug rod (407).
3. The water drop angle testing device with adjustment mechanism according to claim 2, wherein, The drive mechanism (4) further includes: a side support two (402) connected with the displacement mechanism (8), a gas rod (401) fixed on the side support two (402) and a first support plate (403) fixed on the output end of the gas rod (401).
4. The water drop angle testing device with adjustment mechanism according to claim 3, wherein, The drive mechanism (4) further includes: a first spring (405) fixed on the bottom end of the first support plate (403), a first limiting plug rod (404) surrounding the outer periphery of the first spring (405) and a second limiting hole (406) provided through the bottom end of the side support two (402).
5. The water drop angle testing device with adjustment mechanism according to claim 4, wherein, The bottom end of the first spring (405) is fixed on the pressing frame (410), and a plurality of first limiting plug rods (404) are movably inserted into the first limiting hole (409).
6. The water drop angle testing device with adjustment mechanism according to claim 5, wherein, The bottom end of the second spring (408) is fixed on the side support two (402), and a plurality of second limiting plug rods (407) are movably inserted into the second limiting hole (406).
7. The water drop angle testing device with adjustment mechanism according to claim 1, wherein, The displacement mechanism (8) includes: a damping slide groove (801) provided through the side support one (6), a first slide (803) and a second slide (804) movably connected in the damping slide groove (801).
8. The water drop angle testing device with adjustment mechanism according to claim 7, wherein, The first slide (803) is connected with the second slide (804), and one end of the first slide (803) is fixedly connected with a handle (802), and one side of the second slide (804) is fixedly connected with a second support plate (805).
9. The water drop angle testing device with adjustment mechanism according to claim 8, wherein, One end of the second support plate (805) is fixedly connected with a second slider (807), and the sample platform (5) is fixed on the top outer wall of the second slider (807).
10. The water drop angle testing device with adjustment mechanism according to claim 9, wherein, The base (2) is fixedly connected with a slide rail (806), and a second sliding block (807) is movably connected to the slide rail (806).