CN218567137U

CN218567137U - Exterior wall coating abrasion resistance tester

Info

Publication number: CN218567137U
Application number: CN202222762875.8U
Authority: CN
Inventors: 赵新民
Original assignee: Jingmen Yitu New Material Technology Co ltd
Current assignee: Jingmen Yitu New Material Technology Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-03-03
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to the technical field of testing machines, in particular to an outer wall coating abrasion resistance testing machine, which avoids the dust from diffusing into the air to pollute the environment and simultaneously avoids the dust from falling onto a test bed again to influence the polishing depth of the surface of the test bed, thereby ensuring the accurate evaluation of the abrasion resistance of the coating in the follow-up process and improving the use effect of the device; the test bench is characterized by further comprising a power mechanism, a support frame, a dust hood and a dust absorption mechanism, the polishing roller is connected with the base through the power mechanism, the support frame is fixed at the top end of the base, the dust hood is fixed at the bottom end of the upper portion of the support frame, and the dust hood is connected with the dust absorption mechanism arranged on the top end of the support frame.

Description

Wear-resisting testing machine for exterior wall coating

Technical Field

The utility model relates to a technical field of testing machine especially relates to an exterior wall coating abrasion resistance testing machine.

Background

The outer wall coating is used for brushing building outer vertical wall surface, the wearability of outer wall coating is one of indexes for judging whether the coating performance is good or bad, the wearability of coating is generally detected through an outer wall coating wearability tester, the existing outer wall coating wearability tester comprises a base, a test bed is installed on the base, a polishing mechanism is arranged above the test bed, the outer wall coating is uniformly coated on the upper surface of the test bed in use, the upper surface of the test bed is polished through the polishing mechanism, after a certain time, the polishing depth of the test bed is observed, the wearability of coating is judged, in the same time, the larger the polishing depth of the test bed is, the worse the wearability of coating is explained, but in the use process, a large amount of dust is generated in the polishing process, the dust is diffused into the air to pollute the environment, meanwhile, part of the dust can fall onto the surface of the test bed again, the polishing depth of the test bed is influenced, errors occur in the evaluation of the wearability of coating, and the use effect of the device is poor.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model provides an avoid the dust to spread polluted environment in the air, also avoid the dust to fall the test bench again simultaneously, influence the degree of depth of polishing on test bench surface, ensure that follow-up accurate aassessment is made to coating wear resistance, improve the exterior wall coating abrasion tester of its result of use.

The utility model discloses an outer wall coating abrasion resistance testing machine, including base, two sets of electric putter, test bench and grinding roller, two sets of electric putter all fix in the top middle part of base, electric putter's output is connected with the test bench, grinding roller is located the top of test bench, its characterized in that still includes power unit, support frame, suction hood and dust absorption mechanism, grinding roller passes through power unit and is connected with the base, the support frame is fixed in the top of base, the suction hood is fixed in the upper portion bottom of support frame to the suction hood is connected with the dust absorption mechanism who installs at the support frame top; evenly paint exterior wall coating at the upper surface of test bench, treat that coating is dry after, drive the test bench rebound through electric putter, make grinding roller and test bench contact, drive the grinding roller back-and-forth movement and rotate through power unit this moment, polish through the upper surface of grinding roller to the test bench, measure the degree of depth of polishing of test bench after the certain time, thereby determine the wear resistance of the exterior wall coating of applying paint with a brush on the test bench, in this process, use through the cooperation of dust absorption mechanism and suction hood, the dust that produces when polishing the roller of polishing adsorbs the filtration, avoid the dust to diffuse and cause the pollution in the air, also avoid the dust to fall on the test bench again simultaneously, influence the degree of depth of polishing on test bench surface, ensure that follow-up accurate aassessment is made to coating wear resistance, improve the result of use of device.

Preferably, the dust collection mechanism comprises a dust filtering box, an aspirator, a mounting plate, a dust filtering net, a connecting block and an air suction pipe, the dust filtering box is fixed on the left side of the top end of the support frame, the aspirator is fixed at the left end of the dust filtering box, the mounting plate is inserted into the dust filtering box, an opening is formed in the left end of the mounting plate, a fixing groove is formed in the right end of the mounting plate, the opening of the mounting plate is communicated with the fixing groove, the dust filtering net is fixed in the fixing groove of the mounting plate, the top end of the mounting plate is connected with the connecting block, the connecting block is in threaded connection with the top end of the dust filtering box through a bolt, a handle is arranged at the top end of the connecting block, the air suction pipe is communicated with the bottom of the right end of the dust filtering box, and the other end of the air suction pipe is communicated with the dust collection cover; start the aspirator, through the aspirator, the cooperation of breathing pipe and suction hood is used, the dust that produces when will polish the roller is polished is inhaled the dirt case, and filter the absorption to the dust through the dirt filtrating net, avoid the dust to spread polluted environment in the air, also avoid the dust to fall on the test bench again simultaneously, influence the follow-up degree of depth of polishing to the test bench, avoid influencing the aassessment to outer wall coating wear resistance, and be convenient for regularly clear up or change the dirt filtrating net through setting up mounting panel and connecting block, ensure the dirt effect of straining the dirt net, improve the use convenience of device.

Preferably, the power mechanism comprises a plurality of groups of fixed blocks, a motor, a reciprocating screw rod, a sliding rod, two groups of sliding blocks, two groups of movable plates, two groups of gears and two groups of racks, the plurality of groups of fixed blocks are symmetrically fixed on the front side and the rear side of the left side and the right side of the top end of the base respectively, the motor is fixed on the fixed block on the front right side, the output end of the motor is connected with the reciprocating screw rod, the reciprocating screw rod is rotatably connected with the two groups of fixed blocks on the right side, the sliding rod is fixed between the two groups of fixed blocks on the left side, one group of the two groups of sliding blocks is in threaded connection with the reciprocating screw rod, the other group of sliding blocks is in sliding connection with the sliding rod, the two groups of sliding blocks are respectively connected with the outer side ends of the two groups of movable plates, the two groups of movable plates are respectively in sliding connection with the left side and the right side of the top end of the base, the polishing roller is rotatably connected with the left end and the right end of the two groups of movable plates respectively, the gears are symmetrically fixed on the left side and the right side of the bottom end of the upper portion of the support frame respectively; the reciprocating screw rod is driven to rotate through the motor, so that the sliding block drives the movable plate to move back and forth under the matching use of the sliding rod, the movable plate drives the polishing roller to move back and forth, the gear is driven to move back and forth when the polishing roller moves back and forth, and the gear is in meshed transmission connection with the rack, so that the polishing roller moves and rotates, and power is provided for the movement and rotation of the polishing roller.

Preferably, the device also comprises a distance sensor, the distance sensor is fixed in the middle of the top end of the support frame, the output end of the distance sensor penetrates through the dust hood, and the distance sensor is electrically connected with external data detection and analysis equipment; after the test bed is contacted with the polishing roller and when the polishing roller is not polished, the distance L1 between the test bed and the distance sensor is measured through the distance sensor, the detection data is transmitted to external data detection and analysis equipment, after the test bed is polished, the distance L2 between the test bed and the distance sensor is measured through the distance sensor again, the data at the moment is transmitted to the external data detection and analysis equipment again, the difference obtained by subtracting the L2 from the L1 is the polishing depth of the test bed, the external data detection and analysis equipment performs data analysis and comparison by utilizing the difference, the wear resistance of the coating can be obtained, and the accuracy of the device for detecting the wear resistance of the coating is improved.

Preferably, the device also comprises a plurality of groups of reinforcing plates which are respectively fixed at the upper end and the lower end of the two groups of sliding blocks, and the plurality of groups of reinforcing plates are respectively connected with the bottom ends of the outer sides of the two groups of moving plates; through setting up the reinforcing plate, strengthen the intensity that slider and movable plate are connected, improve the structural stability of device.

Preferably, the motor is a noise reduction motor; through setting up amortization motor, noise pollution reduces, improves the result of use of device.

Preferably, lubricating oil is coated between the gear and the rack; by smearing lubricating oil, the friction loss between the gear and the rack is reduced, and the service life of the device is prolonged.

Compared with the prior art, the beneficial effects of the utility model are that: evenly paint outer wall coating at the upper surface of test bench, treat that coating is dry after, drive test bench rebound through electric putter, make grinding roller and test bench contact, it moves back-and-forth movement and rotates to drive the grinding roller through power unit this moment, polish to the upper surface of test bench through the grinding roller, measure the depth of polishing of test bench after the certain time, thereby survey the wear resistance of the outer wall coating of applying paint with a brush on the test bench, in this process, use through the cooperation of dust absorption mechanism and suction hood, the dust that produces when polishing the roller of polishing adsorbs the filtration, avoid the dust to spread to cause the pollution in the air, also avoid the dust to fall on the test bench again simultaneously, influence the depth of polishing on test bench surface, ensure follow-up accurate aassessment to coating wear resistance, improve the result of use of device.

Drawings

FIG. 1 is a schematic view of the front view and a partial sectional structure of the present invention;

FIG. 2 is a schematic view of the local axial structure of the present invention;

FIG. 3 is an enlarged schematic view of FIG. 1 at A according to the present invention;

fig. 4 is an enlarged schematic view of fig. 1 at B according to the present invention;

in the drawings, the reference numbers: 1. a base; 2. an electric push rod; 3. a test bed; 4. grinding a roller; 5. a support frame; 6. a dust hood; 7. a dust filtering box; 8. an aspirator; 9. mounting a plate; 10. a dust filter screen; 11. connecting blocks; 12. an air intake duct; 13. a fixed block; 14. a motor; 15. a reciprocating screw; 16. a slide bar; 17. a slider; 18. moving the plate; 19. a gear; 20. a rack; 21. a distance sensor; 22. a reinforcing plate.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Examples

As shown in fig. 1 to 4, two groups of electric push rods 2 are fixed in the middle of the top end of a base 1, the output ends of the electric push rods 2 are connected with a test bed 3, and a grinding roller 4 is positioned above the test bed 3, characterized in that a plurality of groups of fixed blocks 13 are respectively symmetrically fixed on the front and rear sides of the left and right sides of the top end of the base 1, a motor 14 is fixed on the fixed block 13 on the front right side, the output end of the motor 14 is connected with a reciprocating lead screw 15, the reciprocating lead screw 15 is rotatably connected with the two groups of fixed blocks 13 on the right side, a slide bar 16 is fixed between the two groups of fixed blocks 13 on the left side, one of the two groups of slide blocks 17 is screwed with the reciprocating lead screw 15, the other group of slide blocks 17 is slidably connected with the slide bar 16, the two groups of slide blocks 17 are respectively connected with the outer ends of the two groups of slide blocks 18, and the two groups of moving plates 18 are respectively slidably connected with the left and right sides of the top end of the base 1, the grinding roller 4 is rotatably connected with the upper parts of two groups of moving plates 18, two groups of gears 19 are respectively fixed at the left and right ends of the two groups of grinding rollers 4, the gears 19 are in meshing transmission connection with racks 20, two groups of racks 20 are respectively symmetrically fixed at the left and right sides of the bottom end of the upper part of the support frame 5, the support frame 5 is fixed at the top end of the base 1, the dust hood 6 is fixed at the bottom end of the upper part of the support frame 5, the dust filtering box 7 is fixed at the left side of the top end of the support frame 5, the air suction machine 8 is fixed at the left end of the dust filtering box 7, the mounting plate 9 is inserted into the dust filtering box 7, the left end of the mounting plate 9 is provided with an opening, the right end of the mounting plate 9 is provided with a fixing groove, the opening of the mounting plate 9 is communicated with the fixing groove, the dust filtering net 10 is fixed in the fixing groove of the mounting plate 9, the top end of the mounting plate 9 is connected with the connecting block 11, the top end of the dust filtering box 7 is in a screw bolt screw assembly connection, and the top end of the connecting block 11 is provided with a handle, the air suction pipe 12 is communicated with the bottom of the right end of the dust filtering box 7, the other end of the air suction pipe 12 is communicated with the dust hood 6, the distance sensor 21 is fixed in the middle of the top end of the supporting frame 5, the output end of the distance sensor 21 penetrates through the dust hood 6, the distance sensor 21 is electrically connected with external data detection and analysis equipment, the multiple groups of reinforcing plates 22 are respectively fixed at the upper end and the lower end of the two groups of sliding blocks 17, and the multiple groups of reinforcing plates 22 are respectively connected with the bottom ends of the outer sides of the two groups of moving plates 18; the outer wall paint is evenly coated on the upper surface of a test bed 3, after the paint is dried, the test bed 3 is driven to move upwards through an electric push rod 2, a grinding roller 4 is in contact with the test bed 3, at the moment, the distance L1 between the test bed 3 and a distance sensor 21 is measured through the distance sensor 21, the detected data is transmitted to external data detection and analysis equipment, then a reciprocating screw 15 is driven to rotate through a motor 14, so that a sliding block 17 drives a moving plate 18 to move back and forth under the matching use of a sliding rod 16, the moving plate 18 drives the grinding roller 4 to move back and forth, when the grinding roller 4 moves back and forth, a gear 19 is driven to move back and forth, the gear 19 is in meshing transmission connection with a rack 20, so that the grinding roller 4 rotates when moving, the upper surface of the test bed 3 is ground through the grinding roller 4, and the motor 14 is stopped after a certain time, at the moment, the distance L2 between the test bed 3 and the distance sensor 21 is measured again through the distance sensor 21, the data at the moment is transmitted to external data detection and analysis equipment again, the difference value obtained by subtracting the L2 from the L1 is the polishing depth of the test bed 3, the external data detection and analysis equipment analyzes and compares the data by using the difference value to obtain the wear resistance of the paint, in the process, the air aspirator 8 is started, the dust generated when the polishing roller 4 is polished is sucked into the dust filtering box 7 through the matching use of the air aspirator 8, the air suction pipe 12 and the dust hood 6, the dust is filtered and adsorbed through the dust filtering net 10, the dust is prevented from being diffused into the air to pollute the environment, meanwhile, the dust is prevented from falling onto the test bed 3 again to influence the polishing depth of the surface of the test bed 3, the accurate evaluation of the wear resistance of the paint in the follow-up process is ensured, and the use effect of the device is improved, and through setting up mounting panel 9 and connecting block 11 and being convenient for regularly clear up or change dust screen 10, ensure dust screen 10's the dirt effect of straining, improve the use convenience of device, then through setting up reinforcing plate 22, strengthen the intensity that slider 17 and movable plate 18 are connected, improve the structural stability of device.

The installation mode, the connection mode or the setting mode of the wear-resistant testing machine for the exterior wall coating of the utility model are common mechanical modes, and the wear-resistant testing machine can be implemented as long as the beneficial effects can be achieved; the utility model discloses an exterior wall coating abrasion resistance testing machine's distance sensor 21 is purchase on the market, and its mounting means, connected mode or mode of setting are common mode to the concrete structure of all its parts, model and coefficient index are its technique of taking certainly, as long as can reach all can implement of its beneficial effect, technical staff only need according to its subsidiary instruction for use install and operate can, and need not the technical staff in this field and pay out the creative work.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an outer wall coating abrasion resistance testing machine, including base (1), two sets of electric putter (2), test bench (3) and grinding roller (4), the top middle part in base (1) is all fixed in two sets of electric putter (2), the output and test bench (3) of electric putter (2) are connected, grinding roller (4) are located the top of test bench (3), a serial communication port, still include power unit, support frame (5), suction hood (6) and dust absorption mechanism, grinding roller (4) are connected with base (1) through power unit, the top in base (1) is fixed in support frame (5), the upper portion bottom in support frame (5) is fixed in suction hood (6), and suction hood (6) are connected with the dust absorption mechanism who installs on support frame (5) top.

2. The exterior wall paint abrasion resistance testing machine according to claim 1, wherein the dust suction mechanism comprises a dust filter box (7), a suction machine (8), a mounting plate (9), a dust filter net (10), a connecting block (11) and a suction pipe (12), the dust filter box (7) is fixed on the left side of the top end of the support frame (5), the suction machine (8) is fixed at the left end of the dust filter box (7), the mounting plate (9) is inserted into the dust filter box (7), the left end of the mounting plate (9) is provided with an opening, the right end is provided with a fixing groove, the opening of the mounting plate (9) is communicated with the fixing groove, the dust filter net (10) is fixed in the fixing groove of the mounting plate (9), the top end of the mounting plate (9) is connected with the connecting block (11), the connecting block (11) is connected with the top end of the dust filter box (7) through bolt screwing, the top end of the connecting block (11) is provided with a handle, the suction pipe (12) is communicated with the bottom of the right end of the dust filter box (7), and the other end of the suction pipe (12) is communicated with the dust suction hood (6).

3. The exterior wall coating abrasion resistance testing machine according to claim 1, characterized in that the power mechanism comprises a plurality of groups of fixed blocks (13), a motor (14), a reciprocating lead screw (15), a slide bar (16), two groups of sliding blocks (17), two groups of moving plates (18), two groups of gears (19) and two groups of racks (20), the plurality of groups of fixed blocks (13) are symmetrically fixed on the front and back sides of the left and right sides of the top end of the base (1) respectively, the motor (14) is fixed on the fixed block (13) on the right front side, the output end of the motor (14) is connected with the reciprocating lead screw (15), the reciprocating lead screw (15) is rotatably connected with the two groups of fixed blocks (13) on the right side, the slide bar (16) is fixed between the two groups of fixed blocks (13) on the left side, one group of the two groups of sliding blocks (17) is in threaded connection with the reciprocating lead screw (15), the other group of sliding blocks (17) is slidably connected with the slide bar (16), the two groups of sliding blocks (17) are respectively connected with the outer ends of the two groups of moving plates (18), the moving plates (18) are respectively slidably connected with the left and right sides of the moving plates (18), the moving plates (18) are respectively in meshed with the two groups of gears (19) and the grinding rolls (19), two groups of racks (20) are respectively and symmetrically fixed at the left side and the right side of the bottom end of the upper part of the support frame (5).

4. The exterior wall paint abrasion resistance testing machine according to claim 1, further comprising a distance sensor (21), wherein the distance sensor (21) is fixed in the middle of the top end of the support frame (5), the output end of the distance sensor (21) penetrates through the dust hood (6), and the distance sensor (21) is electrically connected with external data detection and analysis equipment.

5. The exterior wall paint abrasion resistance testing machine according to claim 1, further comprising a plurality of groups of reinforcing plates (22), wherein the plurality of groups of reinforcing plates (22) are respectively fixed at the upper end and the lower end of the two groups of sliding blocks (17), and the plurality of groups of reinforcing plates (22) are respectively connected with the bottom ends of the outer sides of the two groups of moving plates (18).

6. The exterior wall paint abrasion resistance tester of claim 1, wherein the motor (14) is a noise reduction motor.

7. The exterior wall paint abrasion tester of claim 1, wherein lubricating oil is coated between the gear (19) and the rack (20).