CN219065177U

CN219065177U - Test equipment for scratch performance of coating material

Info

Publication number: CN219065177U
Application number: CN202223227594.9U
Authority: CN
Inventors: 刘天远; 程前; 蒋晗
Original assignee: Southwest Jiaotong University
Current assignee: Southwest Jiaotong University
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-05-23
Anticipated expiration: 2032-12-02

Abstract

The application belongs to soil layer material scratch performance test field, discloses a test equipment for coating material scratch performance, including support the base, at two support frames of support base top installation, the mount pad of installing between the support frame and at the electric group board of support frame top installation, the top of electric group board is provided with touch display screen, install drive structure in the mount pad, drive structure drives the sleeve and removes, the scraping head is installed to telescopic bottom. According to the utility model, the mounting hole is formed in the bottom of the sleeve, the protruding block is arranged at the top of the scraping head, the protruding block is inserted into the mounting hole formed in the bottom of the sleeve, the mounting hole formed in the protruding block is overlapped with the screw hole formed in the sleeve and then fixed by adopting the bolt, the scraping head is conveniently mounted, and the scraping head is convenient to replace.

Description

Test equipment for scratch performance of coating material

Technical Field

The present application relates to the field of scratch performance testing of coating materials, and more particularly to a testing apparatus for scratch performance of coating materials.

Background

The polymer material is widely applied to various industries, and is a good choice for most of electronic, packaging, automobile, aerospace and other aspects due to the characteristics of light weight and low cost of the polymer material. Compared with the block high polymer material, the high polymer coating material is more easily scratched to cause failure, and meanwhile, the damage mechanical mechanism of the coating structure is more complex, and the scratch performance of the high polymer coating material needs to be measured and evaluated through experiments.

The scratch testing device that uses at present generally adopts fixed loading degree of depth or fixed load's mode loading, is inconvenient for judging the failure condition, adjusts inconveniently, and perhaps uses different grade type to the scratch head of different material service environment in addition, and most scratch laboratory glassware can not be convenient change and scrape the head.

Disclosure of Invention

In order to solve the problems, the application provides test equipment for scratch performance of coating materials.

The application provides a test equipment for coating material scratch performance adopts following technical scheme:

the utility model provides a test equipment for coating material scratch performance, includes support base, two support frames of support base top installation, the mount pad of installing between the support frame and at the electric group board of support frame top installation, the top of electric group board is provided with touch display screen, install drive structure in the mount pad, drive structure drives the sleeve and removes, the head is scraped to telescopic bottom installation.

Further, the driving structure comprises a servo motor arranged at the top of the mounting seat, a first conical gear connected with the output of the servo motor and a screw rod which is arranged in the mounting seat and rotates, a second conical gear is arranged on the screw rod, the first conical gear and the second conical gear are meshed and arranged, and two ends of the screw rod are arranged on a bearing seat arranged on the inner wall of the mounting seat through bearings.

Further, the lead screw is connected with one end of the L-shaped rod, the L-shaped rod penetrates out of the groove formed in the bottom of the mounting seat, the other end of the L-shaped rod is connected with the sleeve, the connecting rod is arranged on the inner wall of the mounting seat, and the connecting rod penetrates out of the through hole formed in the L-shaped rod.

Furthermore, two symmetrical positioning blocks are arranged on one side of the mounting seat, a guide rod is connected between the two positioning blocks, and the guide rod penetrates through a through hole formed in the sleeve.

Further, the top of the scraping head is provided with a lug, and the lug is inserted into a through hole formed in the bottom of the sleeve and fixed by a bolt.

Further, the fixture plate is installed at the top of supporting the base, installs the first stopper of fixed form and carries out the second stopper that removes at the top of fixture plate, the top of fixture plate still is provided with the fixed block, the adaptation is installed between screw and the screw rod of seting up on the fixed block, the bearing frame of one side installation of screw rod is installed mutually through the bearing with second stopper.

Further, the bottom of second stopper is provided with the slider, and the slider removes in the spout of seting up at anchor clamps board top.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the utility model, the bottom of the sleeve is provided with the mounting hole, the top of the scraping head is provided with the protruding block, the protruding block is inserted into the mounting hole formed in the bottom of the sleeve, the mounting hole formed in the protruding block is overlapped with the screw hole formed in the sleeve and then fixed by adopting the bolt, the scraping head is conveniently mounted, and the scraping head is convenient to replace;

2. according to the utility model, the first limiting block, the second limiting block and the screw are arranged on the clamp plate, and after the screw is rotated, the second limiting block moves along with the screw, so that the distance between the second limiting block and the first limiting block is changed, and the clamping effect can be carried out on the pattern layer materials with different sizes, so that the operation is more convenient, and the functionality is improved.

Drawings

FIG. 1 is a schematic diagram of a test apparatus for scratch performance of a coating material;

FIG. 2 is a schematic structural view of a driving structure in the present application;

fig. 3 is an enlarged schematic view of the structure at a in the present application.

The reference numerals in the figures illustrate: 1. a support base; 2. a support frame; 3. an electrical panel; 4. touching the display screen; 5. a mounting base; 6. a positioning block; 7. a guide rod; 8. a sleeve; 9. a scraping head; 10. a clamp plate; 11. a first limiting block; 12. a servo motor; 13. a first bevel gear; 14. a screw rod; 15. a second bevel gear; 16. a connecting rod; 17. an L-shaped rod; 18. a second limiting block; 19. a fixed block; 20. a screw; 21. a chute; 22. a sliding block.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses test equipment for coating material scratch performance, including support base 1, two support frames 2 that support 1 top was installed, mount pad 5 that install between support frame 2 and at the electric group board 3 of support frame 2 top installation, the top of electric group board 3 is provided with touch display screen 4, installs drive structure in the mount pad 5, drive structure drives sleeve 8 and removes, scrapes head 9 in the bottom of sleeve 8.

Referring to fig. 1, the driving structure includes a servo motor 12 installed at the top of a mounting seat 5, a first bevel gear 13 connected with the output of the servo motor 12, and a screw 14 installed in the mounting seat 5 for rotation, wherein a second bevel gear 15 is provided on the screw 14, the first bevel gear 13 and the second bevel gear 15 are installed in a meshed manner, two ends of the screw 14 are installed on a bearing seat installed on the inner wall of the mounting seat 5 through bearings, the screw 14 is connected with one end of an L-shaped rod 17, the L-shaped rod 17 penetrates through a slot formed in the bottom of the mounting seat 5, the other end of the L-shaped rod 17 is connected with a sleeve 8, a connecting rod 16 is provided on the inner wall of the mounting seat 5, the connecting rod 16 penetrates through a through hole formed in the L-shaped rod 17, two symmetrical positioning blocks 6 are provided on one side of the mounting seat 5, a guide rod 7 is connected between the two positioning blocks 6, the guide rod 7 penetrates through the through hole formed in the sleeve 8, the top of the scraper 9 is provided with a bump, and the bump is inserted into the through hole formed in the bottom of the sleeve 8.

Referring to fig. 1 and 3, a clamp plate 10 is installed at the top of a support base 1, a first limiting block 11 in a fixed shape and a second limiting block 18 for moving are installed at the top of the clamp plate 10, a fixed block 19 is further arranged at the top of the clamp plate 10, a screw hole formed in the fixed block 19 is installed in an adaptive manner with a screw rod 20, one end of the screw rod 20 is installed with a bearing seat installed on one side of the second limiting block 18 through a bearing, a sliding block 22 is arranged at the bottom of the second limiting block 18, and the sliding block 22 moves in a sliding groove 21 formed in the top of the clamp plate 10.

The implementation principle of the test equipment for the scratch performance of the coating material is as follows: when the layer material to be tested is detected, the layer material is placed on the clamp plate 10, the screw rod 20 is rotated, the second limiting block 18 is moved, then the first limiting block 11 is combined to clamp the layer material, after the power is turned on, a key on the touch display screen 4 on the electric group plate 3 is pressed, the servo motor 12 works to drive the first bevel gear 13 to rotate, the first bevel gear 13 rotates, the second bevel gear 15 rotates to drive the screw rod 14 to rotate, the sleeve 8 which is adaptively installed between the screw rod 14 also moves along with the screw rod, and the scratch head 9 installed at the bottom of the sleeve 8 performs scratch performance test on the layer material.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a test equipment for coating material scratch performance, includes support base (1), two support frames (2) of support base (1) top installation, mount pad (5) of installation between support frame (2) and electric group board (3) of installation on support frame (2) top, the top of electric group board (3) is provided with touch display screen (4), its characterized in that: the novel scraper is characterized in that a driving structure is arranged in the mounting seat (5), the driving structure drives the sleeve (8) to move, and the scraping head (9) is arranged at the bottom end of the sleeve (8).

2. A test apparatus for scratch performance of coating materials according to claim 1, characterized in that: the driving structure comprises a servo motor (12) installed at the top of the installation seat (5), a first conical gear (13) connected with the output of the servo motor (12) and a screw (14) installed in the installation seat (5) and used for rotating, a second conical gear (15) is arranged on the screw (14), the first conical gear (13) and the second conical gear (15) are installed in a meshed mode, and two ends of the screw (14) are installed on bearing seats installed on the inner wall of the installation seat (5) through bearings.

3. A test apparatus for scratch performance of coating materials according to claim 2, characterized in that: the screw rod (14) is connected with one end of an L-shaped rod (17), the L-shaped rod (17) penetrates out of a groove formed in the bottom of the mounting seat (5), the other end of the L-shaped rod (17) is connected with the sleeve (8), a connecting rod (16) is arranged on the inner wall of the mounting seat (5), and the connecting rod (16) penetrates out of a through hole formed in the L-shaped rod (17).

4. A test apparatus for scratch performance of coating materials according to claim 3, characterized in that: two symmetrical positioning blocks (6) are arranged on one side of the mounting seat (5), a guide rod (7) is connected between the two positioning blocks (6), and the guide rod (7) penetrates out of a through hole formed in the sleeve (8).

5. A test apparatus for scratch performance of coating materials according to claim 1, characterized in that: the top of the scraping head (9) is provided with a lug which is inserted into a through hole formed in the bottom of the sleeve (8) and is fixed by a bolt.

6. A test apparatus for scratch performance of coating materials according to claim 1, characterized in that: the support base is characterized in that the top of the support base (1) is provided with a clamp plate (10), the top of the clamp plate (10) is provided with a first limiting block (11) in a fixed shape and a second limiting block (18) which moves, the top of the clamp plate (10) is also provided with a fixed block (19), a screw hole formed in the fixed block (19) is installed with a screw rod (20) in an adapting mode, and one end of the screw rod (20) is installed with a bearing seat installed on one side of the second limiting block (18) through a bearing.

7. A test apparatus for scratch performance of coating materials as claimed in claim 6, wherein: the bottom of the second limiting block (18) is provided with a sliding block (22), and the sliding block (22) moves in a sliding groove (21) formed in the top of the clamp plate (10).