CN210401135U - Multifunctional rolling angle measuring mechanism - Google Patents
Multifunctional rolling angle measuring mechanism Download PDFInfo
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- CN210401135U CN210401135U CN201921112285.2U CN201921112285U CN210401135U CN 210401135 U CN210401135 U CN 210401135U CN 201921112285 U CN201921112285 U CN 201921112285U CN 210401135 U CN210401135 U CN 210401135U
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- flat plate
- bevel gear
- base
- rotating shaft
- measuring mechanism
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Abstract
The utility model provides a multifunctional rolling angle measuring mechanism, which comprises a base, wherein a linear motor is fixedly installed at the top of the base, a first bevel gear is installed on an output shaft of the linear motor, the first bevel gear is connected with a first flat plate rotating shaft through a multi-stage bevel gear transmission mechanism, a flat plate is installed between the first flat plate rotating shaft and a second flat plate rotating shaft, the second flat plate rotating shaft is installed on the base through a bearing seat, and a lifting camera device for taking pictures is installed on the base and positioned at the side edge of the flat plate; the top of the flat plate is provided with an area and a positioning block for fixing a sample material to be detected, an angle sensor, a temperature sensor and a temperature controller are fixed on the bottom end face of the flat plate, and the temperature controller is connected with a heating device. Can be used for measuring the rolling angle of the surface of a sample material and can also be used for measuring the contact angle between a liquid drop and a characteristic interface.
Description
Technical Field
The utility model belongs to micro-nano material surface characteristic detection area, more specifically relates to a solid material static contact angle in surface and roll angle measuring device.
Background
With the rapid development of the micro-nano material science and technology, the surface structure and the roughness of the solid material can realize the control of micro-nano scale. With this background, novel functional material surfaces such as: the super-hydrophobic surface, the super-oleophobic surface, the super-smooth surface and the like have excellent surface characteristics.
Wettability of a solid surface refers to the wetting ability of a liquid on the solid surface, which is also one of the characteristics of a solid surface, and in general the wettability of a solid surface can be expressed by the contact angle of a liquid with a surface, which is a measure of the balance between the interfacial energies of solid-liquid, solid-gas and gas-liquid when a liquid droplet is placed on a solid surface. The static contact angle of the solid surface is an included angle formed by the intersection of the tangent of the solid and the liquid surface and the solid-liquid-gas three phase in the liquid; the rolling angle is another key parameter describing the wettability of a solid surface, i.e. the critical contact angle when a liquid has a tendency to move relatively on an inclined surface. The larger the static contact angle is, the smaller the rolling angle is, and the better the lyophobic capability of the solid surface is. The existing interface roll angle measuring instrument is mainly a manual analysis type roll angle measuring instrument, so a measuring mechanism needs to be designed for measuring roll angles in different forms.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the invention provides a multifunctional rolling angle measuring mechanism, which aims to finally adjust the inclination angle of a flat plate through the rotation of a linear motor, thereby obtaining a device capable of freely adjusting the inclination angle, being used for measuring the rolling angle of the surface of a sample material and the contact angle between a liquid drop and a characteristic interface; in addition, the device is provided with an angle sensor, a temperature sensor and a temperature controller on the working flat plate, and can measure the rolling angle of liquid drops at different temperatures, such as the rolling angle of ice particles when the surface of a plate is melted.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: a multifunctional rolling angle measuring mechanism comprises a base, wherein a linear motor is fixedly installed at the top of the base, a first bevel gear is installed on an output shaft of the linear motor, the first bevel gear is connected with a first flat plate rotating shaft through a multi-stage bevel gear transmission mechanism, a flat plate is installed between the first flat plate rotating shaft and a second flat plate rotating shaft, the second flat plate rotating shaft is installed on the base through a bearing seat, and a lifting camera device for taking pictures is installed on the base and positioned on the side edge of the flat plate; the top of the flat plate is provided with an area and a positioning block for fixing a sample material to be detected, an angle sensor, a temperature sensor and a temperature controller are fixed on the bottom end face of the flat plate, and the temperature controller is connected with a heating device.
The multistage bevel gear transmission mechanism comprises a second bevel gear meshed with the first bevel gear, the second bevel gear is installed at one end of the first transmission shaft, two ends of the first transmission shaft are supported on bearing seats fixed on the base, a third bevel gear is installed at the other end of the first transmission shaft, the third bevel gear is in meshed transmission with a fourth bevel gear, the fourth bevel gear is installed on the first flat plate rotating shaft, and the first flat plate rotating shaft is supported on the base through the bearing seats.
The lifting camera device comprises a lifting base, the lifting base comprises a lifting screw rod seat fixed on the base, a camera fixing platform is installed on the lifting screw rod seat through a manual thread lifting mechanism, and a camera used for photographing is fixedly installed at the top of the camera fixing platform.
The linear motor is connected with a speed adjusting knob for adjusting the speed of the linear motor, and the speed adjusting knob is fixed on the base.
The heating device is formed by a plurality of annularly arranged strip-shaped electric heating wires.
The bottom of the flat plate is provided with a support frame for horizontally supporting the flat plate, and the support frame is fixed on the base.
The angle sensor is connected with an electronic display screen for displaying the inclination angle through a signal wire and displays the inclination angle.
The utility model discloses there is following beneficial effect:
by adopting the utility model discloses a multi-functional roll angle measuring mechanism, through the rotation of linear electric motor, can adjust dull and stereotyped inclination finally, obtain a device that can freely adjust the inclination from this for measure the roll angle on sample material surface, also can be used for measuring the contact angle between liquid drop and characteristic interface; in addition, the utility model discloses installed angle sensor, temperature controller on the work flat board, can measure the roll angle of liquid drop under the different temperatures, for example measure the roll angle of ice particle when the panel surface melts.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a three-dimensional view of a multi-functional contact angle measuring mechanism.
Fig. 2 is a schematic top view of a multifunctional contact angle measuring mechanism.
FIG. 3 is a left side view of a multi-functional contact angle measuring mechanism.
Fig. 4 is a schematic structural diagram of the lifting camera device in fig. 1.
In the figure: the device comprises a base 1, a lifting camera device 2, a speed adjusting knob 3, an electronic display screen 4, a linear motor 5, a first bevel gear 6, a bearing seat 7, a first transmission shaft 8, a flat plate 9, a support frame 10, a second bevel gear 11, a third bevel gear 12, a fourth bevel gear 13, a first flat plate rotating shaft 14, a second flat plate rotating shaft 15, an angle sensor 16, a temperature sensor 17, a temperature controller 18, a positioning block 19, a camera 20, a manual threaded lifting mechanism 21, a lifting screw seat 22 and a camera fixing platform 23.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Referring to fig. 1-4, a multifunctional rolling angle measuring mechanism comprises a base 1, wherein a linear motor 5 is fixedly installed at the top of the base 1, a first bevel gear 6 is installed on an output shaft of the linear motor 5, the first bevel gear 6 is connected with a first flat rotating shaft 14 through a multi-stage bevel gear transmission mechanism, a flat plate 9 is installed between the first flat rotating shaft 14 and a second flat rotating shaft 15, the second flat rotating shaft 15 is installed on the base 1 through a bearing seat, and a lifting camera device 2 for taking pictures is installed on the base 1 and positioned at the side edge of the flat plate 9; the top of the flat plate 9 is provided with an area for fixing a sample material to be detected and a positioning block 19, an angle sensor 16, a temperature sensor 17 and a temperature controller 18 are fixed on the bottom end face of the flat plate 9, and the temperature controller 18 is connected with a heating device. The rolling angle measuring mechanism with the structure can be used for measuring the rolling angle of the surface of a sample material and also can be used for measuring the contact angle between a liquid drop and a characteristic interface. In the specific measurement process, the first bevel gear 6 is driven by the linear motor 5, the first bevel gear 6 drives the first flat rotating shaft 14 through the multi-stage bevel gear transmission mechanism, the flat plate 9 is driven by the first flat rotating shaft 14, finally, the critical contact angle of a sample to be detected placed on the upper surface of the flat plate 9 is driven by the rotation of the flat plate 9 when the inclined surface generates a relative movement trend, the inclination angle change condition at the moment is recorded by the lifting camera device 2, and the critical contact angle is measured.
Further, the multi-stage bevel gear transmission mechanism comprises a second bevel gear 11 engaged with the first bevel gear 6, the second bevel gear 11 is installed at one end of the first transmission shaft 8, two ends of the first transmission shaft 8 are supported on bearing seats 7 fixed on the base 1, a third bevel gear 12 is installed at the other end of the first transmission shaft 8, the third bevel gear 12 and a fourth bevel gear 13 are in engaged transmission, the fourth bevel gear 13 is installed on a first flat plate rotating shaft 14, and the first flat plate rotating shaft 14 is supported on the base 1 through the bearing seats. Through the multi-stage bevel gear transmission mechanism, the first bevel gear 6 can be driven by the linear motor 5, the second bevel gear 11 is driven by the first bevel gear 6, the first transmission shaft 8 is driven by the second bevel gear 11, the third bevel gear 12 is driven by the first transmission shaft 8, the fourth bevel gear 13 is driven by the third bevel gear 12, and finally the first flat plate rotating shaft 14 and the flat plate 9 are driven to rotate by the fourth bevel gear 13.
Further, lift camera device 2 includes the lift base, the lift base is including fixing lift screw seat 22 on base 1, install camera fixed platform 23 through manual screw thread elevating system 21 on the lift screw seat 22, the top fixed mounting of camera fixed platform 23 has camera 20 that is used for shooing. The lifting camera device 2 can move up and down and can accurately shoot the behavior of liquid drops on a flat plate, the camera is fixed on a camera fixing platform 23, a manual threaded lifting mechanism 21 with adjustable height is arranged below the camera fixing platform 23, and the height of the camera on a stud can be changed through the manual threaded lifting mechanism 21, so that the height of the camera is changed.
Further, the linear motor 5 is connected with a speed adjusting knob 3 for adjusting the speed thereof, and the speed adjusting knob 3 is fixed on the base 1. The speed of the linear motor 5 can be adjusted by means of the speed adjustment knob 3.
Furthermore, the heating device is formed by a plurality of annularly arranged strip-shaped electric heating wires. The flat plate can be heated by heating the strip-shaped heating wire, and the temperature control of the flat plate is realized together with the temperature sensor and the electronic display screen.
Further, a support frame 10 for horizontally supporting the flat plate 9 is arranged at the bottom of the flat plate 9, and the support frame 10 is fixed on the base 1. It is ensured that the plate is kept horizontal when the support 10 is in contact with the base.
Further, the angle sensor 16 is connected to the electronic display 4 for displaying the tilt angle through a signal line, and displays the tilt angle. The electronic display screen is a digital display screen and is positioned in the central area of the base, and the actual temperature of the flat plate and the actual rotating speed of the linear motor can be displayed in real time.
The utility model discloses a working process and principle do:
firstly, a sample to be measured is placed on the top of a flat plate 9, the temperature of the flat plate is measured through a temperature sensor, meanwhile, the temperature of the flat plate 9 is adjusted through a heating device, then, a linear motor 5 is started, a first bevel gear 6 is driven through the linear motor 5, a second bevel gear 11 is driven through the first bevel gear 6, a first transmission shaft 8 is driven through the second bevel gear 11, a third bevel gear 12 is driven through the first transmission shaft 8, a fourth bevel gear 13 is driven through the third bevel gear 12, finally, a first flat plate rotating shaft 14 and the flat plate 9 are driven to rotate through the fourth bevel gear 13, in the rotating process of the flat plate 9, the lifting camera device 2 moves up and down and accurately shoots the behavior mode of liquid drops on the flat plate, and finally, the critical contact angle of the liquid when the liquid generates the relative movement trend on the inclined
The device has the following advantages:
1. the design is simple, and the operation is simple;
2. the cylindrical bevel gear is driven in multiple stages, so that the driving precision is improved;
3. bearings are connected and installed on two sides of the flat plate, so that friction between the shaft and the flat plate can be changed into rolling friction, and abrasion is reduced;
4. a manual thread lifting mechanism 21 is used to enable the sample to be measured to be in the central area shot by the camera, so that the data precision is improved;
5. ingenious application linear motor, only need linear motor just can realize dull and stereotyped slope:
1) the operation is simple and convenient, and labor is saved;
2) the angle of the flat plate can be changed slightly and uniformly, and the smaller the tooth pitch of the cylindrical bevel gear is, the higher the accuracy of the angle of the flat plate can be;
3) the transmission is stable, and the noise is low.
6. The high-precision angle sensor, the temperature sensor and the temperature controller can be used for more accurate measurement, and the use is convenient.
Claims (7)
1. A multifunctional rolling angle measuring mechanism is characterized in that: the photographing device comprises a base (1), wherein a linear motor (5) is fixedly installed at the top of the base (1), a first bevel gear (6) is installed on an output shaft of the linear motor (5), the first bevel gear (6) is connected with a first flat rotating shaft (14) through a multi-stage bevel gear transmission mechanism, a flat plate (9) is installed between the first flat rotating shaft (14) and a second flat rotating shaft (15), the second flat rotating shaft (15) is installed on the base (1) through a bearing seat, and a lifting camera device (2) for photographing is installed on the base (1) and located on the side edge of the flat plate (9); the top of the flat plate (9) is provided with an area for fixing a sample material to be detected and a positioning block (19), an angle sensor (16), a temperature sensor (17) and a temperature controller (18) are fixed on the bottom end face of the flat plate (9), and the temperature controller (18) is connected with a heating device.
2. A multi-functional roll angle measuring mechanism according to claim 1, characterized in that: the multistage bevel gear transmission mechanism comprises a second bevel gear (11) meshed with a first bevel gear (6), the second bevel gear (11) is installed at one end of a first transmission shaft (8), two ends of the first transmission shaft (8) are supported on bearing seats (7) fixed on a base (1), a third bevel gear (12) is installed at the other end of the first transmission shaft (8), the third bevel gear (12) is in meshed transmission with a fourth bevel gear (13), the fourth bevel gear (13) is installed on a first flat plate rotating shaft (14), and the first flat plate rotating shaft (14) is supported on the base (1) through the bearing seats.
3. A multi-functional roll angle measuring mechanism according to claim 1, characterized in that: the lifting camera device (2) comprises a lifting base, the lifting base comprises a lifting screw seat (22) fixed on the base (1), a camera fixing platform (23) is installed on the lifting screw seat (22) through a manual threaded lifting mechanism (21), and a camera (20) used for photographing is fixedly installed at the top of the camera fixing platform (23).
4. A multi-functional roll angle measuring mechanism according to claim 1, characterized in that: the linear motor (5) is connected with a speed adjusting knob (3) for adjusting the speed of the linear motor, and the speed adjusting knob (3) is fixed on the base (1).
5. A multi-functional roll angle measuring mechanism according to claim 1, characterized in that: the heating device is formed by a plurality of annularly arranged strip-shaped electric heating wires.
6. A multi-functional roll angle measuring mechanism according to claim 1, characterized in that: the bottom of the flat plate (9) is provided with a support frame (10) for horizontally supporting the flat plate, and the support frame (10) is fixed on the base (1).
7. A multi-functional roll angle measuring mechanism according to claim 1, characterized in that: the angle sensor (16) is connected with an electronic display screen (4) for displaying the inclination angle through a signal line and displays the inclination angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921112285.2U CN210401135U (en) | 2019-07-16 | 2019-07-16 | Multifunctional rolling angle measuring mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921112285.2U CN210401135U (en) | 2019-07-16 | 2019-07-16 | Multifunctional rolling angle measuring mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210401135U true CN210401135U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921112285.2U Expired - Fee Related CN210401135U (en) | 2019-07-16 | 2019-07-16 | Multifunctional rolling angle measuring mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210401135U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340775A (en) * | 2021-06-22 | 2021-09-03 | 江苏大学 | Material surface contact angle and rolling angle measurement and drop bounce testing device |
-
2019
- 2019-07-16 CN CN201921112285.2U patent/CN210401135U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340775A (en) * | 2021-06-22 | 2021-09-03 | 江苏大学 | Material surface contact angle and rolling angle measurement and drop bounce testing device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 Termination date: 20210716 |