CN219320005U

CN219320005U - Device for testing wear resistance of coating

Info

Publication number: CN219320005U
Application number: CN202320108168.9U
Authority: CN
Inventors: 彭华乔; 李林; 刘又瑞; 石涛; 夏祖西
Original assignee: Second Research Institute of CAAC
Current assignee: Second Research Institute of CAAC
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-07-07
Anticipated expiration: 2033-02-03

Abstract

The utility model discloses a device for testing the wear resistance of a coating, which comprises a test bed, wherein an experiment window is arranged on the top surface of the test bed, and a conveying belt and a transmission shaft are arranged below the experiment window; the two transmission shafts are arranged at two sides of the length direction of the experimental window, the conveying belt is sleeved on the peripheries of the two transmission shafts in an end-to-end mode, and the transmission shafts are connected with the motor; the outer surface of the conveying belt is provided with sand paper; and a baffle plate crossing the experimental window is arranged on one side of the top surface of the experimental table in the length direction of the experimental window. According to the device disclosed by the utility model, the motor drives the conveyer belt to move, and the sand paper is arranged outside the conveyer belt, so that the motorized driving of the sand paper and an experimental sample to move relatively is realized, and the problem of low accuracy of a test result caused by uneven relative movement speed due to manual operation is avoided.

Description

Device for testing wear resistance of coating

Technical Field

The utility model relates to the technical field of material research test devices, in particular to a device for testing wear resistance of a coating.

Background

The surface hydrophobic technology is a basic technology with higher practical value, the novel additional function is endowed by designing solid coatings with different structures and physical and chemical characteristics, the super-hydrophobic coating is researched and developed on the basis, and the super-hydrophobic coating has multiple functions of water resistance, fog resistance, self cleaning and the like and has extremely wide application prospects in production and life.

The conventional device for testing the wear resistance of the surface of a coating is shown in fig. 1, a sample 20 is placed on the surface of a sand paper 10, a certain load 30 is applied according to the experimental requirement, the sample is manually pushed from the side to enable the sample and the sand paper to perform relative friction movement, and the experimental result is detected. The existing device can only manually push a sample for experiments, the pushing speed is uncontrollable and difficult to unify, and the accuracy of the abrasion resistance test result is low.

In order to better research the super-hydrophobic coating, the wear resistance of the super-hydrophobic coating needs to be accurately evaluated, and reliable data support is provided for practical application of the super-hydrophobic coating.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides the device for testing the wear resistance of the coating, which has the advantages of simple structure, easy operation and low cost.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

the device for testing the wear resistance of the coating comprises a test bed, wherein an experiment window is arranged on the top surface of the test bed, and a conveying belt and a transmission shaft are arranged below the experiment window; the two transmission shafts are arranged at two sides of the length direction of the experimental window, the conveying belt is sleeved on the peripheries of the two transmission shafts in an end-to-end mode, and the transmission shafts are connected with the motor; the outer surface of the conveying belt is provided with sand paper; and a baffle plate crossing the experimental window is arranged on one side of the top surface of the experimental table in the length direction of the experimental window.

Further, the device also comprises a pressing component which is movably arranged above the experimental sample.

Preferably, the pressing member is a weight.

Further, the top surface of the test bed is provided with a placing groove.

Further, the motor is a speed regulating motor.

Further, a plurality of rollers are further arranged between the two transmission shafts, the rollers are rotatably connected with the test bed, and the outer surfaces of the rollers are abutted to the inner surface of the conveying belt.

Compared with the prior art, the utility model has the beneficial effects that:

according to the device disclosed by the utility model, the motor drives the conveyer belt to move, and the sand paper is arranged outside the conveyer belt, so that the motorized driving of the sand paper and an experimental sample to move relatively is realized, and the problem of low accuracy of a test result caused by uneven relative movement speed due to manual operation is avoided.

The device can change the number of sand paper, adjust the weight of the pressing part and the speed of the motor, can adjust one or more experimental parameters to carry out experiments, and improves the accuracy of the abrasion resistance test result.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a prior art wear performance test device;

FIG. 2 is a schematic overall structure of an embodiment of the present utility model;

fig. 3 is a cross-sectional view of fig. 2.

Reference numerals: 1-test bench, 2-transmission shaft, 3-conveyer belt, 4-baffle, 5-part of exerting pressure, 6-experimental sample, 7-standing groove, 8-roller bearing.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

The device for testing the wear resistance of the superhydrophobic coating comprises a test bed 1, wherein an experiment window is arranged on the top surface of the test bed 1, a conveying belt 3 and a transmission shaft 2 are arranged below the experiment window, the two transmission shafts 2 are arranged on two sides of the length direction of the experiment window, the conveying belt 3 is sleeved between the two transmission shafts 2 in an end-to-end connection manner, the transmission shafts 2 are connected with a motor (not shown in the figure), and the motor drives the transmission shafts and the conveying belt to move; the outer surface of the conveying belt 3 is provided with sand paper; a baffle 4 crossing the experimental window is arranged on one side of the top surface of the experimental bench 1 in the length direction of the experimental window; and a pressing part 5 is also included, and the pressing part 5 is movably arranged above the experimental sample 6. The top surface of the test bed is provided with a placing groove 7 for accommodating the pressing part 5, so that the pressing part 5 is convenient to store and manage.

In the test, placing an experimental sample 6 coated with a super-hydrophobic coating on a conveyor belt 3, wherein the coating faces the conveyor belt 3, placing a pressing part 5 above the experimental sample 6, and abutting one end of the experimental sample 6 against a baffle 4; the motor is started, the conveyer belt starts to move, sand paper on the outer surface of the conveyer belt 3 rubs with the coating of the experimental sample, the wear resistance of the super-hydrophobic coating can be accurately estimated, and reliable data support is provided for practical application of the super-hydrophobic coating. Preferably, a plurality of rollers 8 are further arranged between the two transmission shafts 2, the rollers 8 are rotationally connected with the test bed, the outer surfaces of the rollers 8 are abutted with the inner surface of the conveying belt 3 to play a role in driven transmission, and meanwhile, the conveying belt is supported to avoid the concave of the conveying belt.

The mesh number of the sand paper can be changed according to experimental requirements. The pressing part 5 can be a weight, the weight with proper weight is selected according to the experiment requirement to be applied on the experiment sample, and the friction load can be adjusted. The motor is a speed regulating motor, the rotating speed of the motor is adjustable, and the conveying speed of the conveying belt is convenient to control; and the motor is used for driving the conveyer belt to move, so that the stability of the movement speed of the conveyer belt can be ensured, and the accuracy of a test result is improved.

Of course, the present utility model is capable of other various embodiments and its several details are capable of modification and variation in light of the present utility model by one skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a device of test coating wear resistance, includes test bench (1), its characterized in that: an experiment window is arranged on the top surface of the experiment table (1), and a conveying belt (3) and a transmission shaft (2) are arranged below the experiment window; the two transmission shafts (2) are arranged on two sides of the length direction of the experimental window, the conveying belt (3) is sleeved on the peripheries of the two transmission shafts (2) in an end-to-end mode, and the transmission shafts (2) are connected with a motor; the outer surface of the conveying belt (3) is provided with sand paper; a baffle plate (4) crossing the experimental window is arranged on one side of the top surface of the experimental bench (1) in the length direction of the experimental window.

2. The apparatus for testing the wear resistance of a coating according to claim 1, wherein: the device also comprises a pressing component (5), wherein the pressing component (5) is movably arranged above the experimental sample (6).

3. The apparatus for testing the wear resistance of a coating according to claim 2, wherein: the pressing component (5) is a weight.

4. The apparatus for testing the wear resistance of a coating according to claim 2, wherein: the top surface of the test bed is provided with a placing groove (7).

5. The apparatus for testing the wear resistance of a coating according to claim 1, wherein: the motor is a speed regulating motor.

6. The apparatus for testing the wear resistance of a coating according to claim 1, wherein: a plurality of rollers (8) are further arranged between the two transmission shafts (2), the rollers (8) are rotationally connected with the test bed, and the outer surfaces of the rollers (8) are abutted to the inner surface of the conveying belt (3).