Adhesion testing equipment for coating materials

Abstract

The utility model relates to the technical field of coating material detection, and discloses a coating material adhesion detection device, including a workbench, the bottom surface of the workbench is fixedly provided with support legs, the number of the support legs is four and evenly distributed around the bottom surface of the workbench, the side of the workbench is fixedly provided with a fixing mechanism, and the top surface of the workbench is fixedly provided with a detection mechanism; the fixing mechanism includes a fixing part and a connecting part, and the side of the connecting part is fixedly connected to the side of the fixing part; the connecting part includes a spring, and the four inner sides of the spring are respectively fixedly connected to the inner walls of the front, rear, left and right ends of the workbench; the detection mechanism includes a detection part and a power part. By providing a fixing mechanism and by providing the cooperation of the spring and the connecting assembly, the two clamping plates can quickly fix and clamp the coating material plate that needs to be tested, so that during the subsequent adhesion test, there will be no positional deviation, which will affect the subsequent detection work.

Description

Technical Field

[0001] The utility model relates to the technical field of coating material detection, in particular to adhesion detection equipment for coating materials. Background Art

[0002] The surface of the workpiece is coated with a protective layer of material such as a coating or paint film, and there is adhesion between this type of protective layer material and the workpiece. Adhesion is an important indicator of the degree of bonding between the coating, paint film, etc. and the coated surface of the workpiece. The method for measuring coating adhesion is the pull-off method: After the special sample with the surface painted is butt-jointed and dried on a centering device with an adhesive, a vertical and uniform pulling force is applied to the bonding surface of the sample at a specified speed to measure the force required for adhesion failure between the coatings or between the coating and the substrate.

[0003] A Chinese patent discloses a workpiece coating adhesion detection device based on jet, with the publication number CN108663318A, which includes a frame, a workbench mounted on the frame, a jet device, a shooting device and a control module. The jet device and the shooting device are respectively connected to the control module in communication, and the control module calculates the adhesion of the workpiece surface coating based on the image information collected by the shooting device and the jet parameters of the jet device. It has the characteristics of accurate detection and wide detection range.

[0004] However, there are still the following disadvantages: when the jet-based workpiece coating adhesion detection device is used, it is unable to quickly fix the coating material plate that needs to be detected, so a coating material adhesion detection device is designed. Utility Model Content

[0005] The purpose of the utility model is to provide a coating material adhesion detection device to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: the coating material adhesion detection device comprises a workbench, the bottom surface of the workbench is fixedly provided with support legs, the number of the support legs is four and they are evenly distributed around the bottom surface of the workbench, the side surface of the workbench is fixedly provided with a fixing mechanism, and the top surface of the workbench is fixedly provided with a detection mechanism;

[0007] The fixing mechanism comprises a fixing portion and a connecting portion, and a side surface of the connecting portion is fixedly connected to a side surface of the fixing portion;

[0008] The connecting part includes a spring, and the inner side surfaces of the four springs are respectively fixedly connected to the inner walls of the front, rear, left and right ends of the workbench;

[0009] The detection mechanism comprises a detection part and a power part, and the front side of the power part and the back side of the detection part are fixedly connected;

[0010] The power unit comprises a fixing plate, the bottom surface of which is fixedly connected to the top surface of the back end of the workbench, and a motor B is fixedly arranged on the back surface of the top end of the fixing plate.

[0011] Preferably, a connecting component is fixedly provided on the outer side surface of the spring, and the side surface of the connecting component is in frictional contact with the inner wall of the workbench. A clamping plate is fixedly provided on the inner side surface of the top end of the connecting component, and the side surface of the clamping plate is in frictional contact with the inner wall of the workbench.

[0012] Preferably, a heating device is fixedly provided on the bottom surface of the workbench, a protective net is fixedly provided on the inner wall of the bottom end of the workbench, a device block is fixedly provided on the top surface of the front end of the workbench, and a motor A is fixedly provided on the left side of the device block.

[0013] Preferably, the right end face of the output rod of motor A passes through the left side face of the device block and extends into the inside of the device block. A rotating rod is fixedly provided on the right end face of the output rod of motor A. The surface of the rotating rod and the inner wall of the device block are rotatably connected by a bearing.

[0014] Preferably, the fixed sleeve on the surface of the rotating rod is provided with a glue squeezing device, a connecting pipe is fixedly provided on the front side of the glue squeezing device, and the front side of the output rod of the motor B passes through the back side of the fixed plate and extends to the inside of the fixed plate.

[0015] Preferably, a turntable is fixedly provided on the front side of the output rod of the motor B, a connecting rod is fixedly provided on the front side of the turntable, a connecting plate is rotatably connected to the surface of the connecting rod, and a limiting plate is provided inside the bottom end of the connecting plate.

[0016] Preferably, the inner wall of the bottom end of the connecting plate and the inner wall of the limit plate are hinged by a hinged rod, a limit rod is fixedly arranged on the back of the limit plate, the back end surface of the limit rod is in frictional sliding contact with the inner wall of the fixed plate, and a detection block is sleeved on the front end surface of the limit plate.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The coating material adhesion testing device is provided with a fixing mechanism, and the spring and the connecting assembly cooperate to enable the two clamping plates to quickly fix and clamp the coating material plate to be tested, so that the coating material plate will not be offset during the subsequent adhesion test, thereby affecting the subsequent testing work;

[0019] 2. The coating material adhesion testing device is provided with a heating device and a glue squeezing device to cooperate with each other, so that when the coating material plate is subjected to adhesion testing, the adhesive can be quickly sprayed on its surface, and the adhesive can be quickly heated and solidified by the heating device, so that the subsequent testing efficiency is higher;

[0020] 3. The coating material adhesion detection equipment is provided with a detection mechanism, and the motor B and the turntable work together, so that the entire connected parts drive the detection block to move up and down, so that when the adhesive and the detection block are adhered to the surface of the coating material plate to be tested, the actual adhesion of the coating material plate can be tested by moving upward. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional schematic diagram of the front structure of the utility model;

[0022] Figure 2 It is a three-dimensional cross-sectional schematic diagram of the front structure of the utility model;

[0023] Figure 3 It is a three-dimensional schematic diagram of the back structure of the utility model;

[0024] Figure 4 It is a three-dimensional cross-sectional schematic diagram of the right side structure of the utility model;

[0025] Figure 5 For this utility model Figure 2 A three-dimensional enlarged schematic diagram of the structure of area A in the middle.

[0026] In the figure: 1. workbench; 2. supporting leg; 3. fixing mechanism; 301. spring; 302. connecting assembly; 303. clamping plate; 304. heating device; 305. protection net; 306. device block; 307. motor A; 308. rotating rod; 309. glue squeezing device; 310. connecting pipe; 4. detection mechanism; 401. fixing plate; 402. motor B; 403. turntable; 404. connecting rod; 405. connecting plate; 406. limit plate; 407. limit rod; 408. detection block. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1 , Figure 2 . Figure 3 and Figure 4As shown, the adhesion detection equipment of coating materials includes a workbench 1, the bottom surface of the workbench 1 is fixedly provided with supporting legs 2, the number of supporting legs 2 is four and they are evenly distributed around the bottom surface of the workbench 1, the side surface of the workbench 1 is fixedly provided with a fixing mechanism 3, and the top surface of the workbench 1 is fixedly provided with a detecting mechanism 4; the fixing mechanism 3 includes a fixing part and a connecting part, and the side surface of the connecting part is fixedly connected to the side surface of the fixing part; the connecting part includes a spring 301, the spring 301 is always in a contracted state, and the inner side surfaces of the four springs 301 are respectively fixedly connected to the inner walls of the front, rear, left and right ends of the workbench 1; the detecting mechanism 4 includes a detecting part and a power part, and the front surface of the power part is fixedly connected to the back surface of the detecting part; the power part includes a fixing plate 401, and the bottom surface of the fixing plate 401 is fixed to the top surface of the back end of the workbench 1 The motor B402 is fixedly arranged on the back of the top of the fixing plate 401; when working, the workbench 1 is placed firmly by the four supporting legs 2, and the connecting components 302 at both ends are pulled to make the two clamping plates 303 move outward, and the coating material plate that needs to be tested for adhesion is placed inside the workbench 1, and the connecting components 302 at both ends are loosened. Through the rebound characteristics of the spring 301, the two clamping plates 303 quickly fix and clamp the left and right ends of the coating material plate; further, the connecting component 302 is fixedly arranged on the outer side of the spring 301, and the side of the connecting component 302 is in friction contact with the inner wall of the workbench 1, and the clamping plate 303 is fixedly arranged on the inner side of the top of the connecting component 302, and the side of the clamping plate 303 is in friction contact with the inner wall of the workbench 1; when working When working, release the connecting components 302 at both ends, and through the rebound characteristics of the spring 301, the two clamping plates 303 quickly fix and clamp the left and right ends of the coating material plate; further, a heating device 304 is fixedly provided on the bottom surface of the workbench 1, a protective net 305 is fixedly provided on the inner wall of the bottom end of the workbench 1, a device block 306 is fixedly provided on the top surface of the front end of the workbench 1, and a motor A307 is fixedly provided on the left side of the device block 306; when working, start the heating device 304 to make the adhesive solidify quickly; further, the right end face of the output rod of the motor A307 passes through the left side of the device block 306 and extends to the inside of the device block 306. The model of the motor A307 is Y2-112M-6, and the right end face of the output rod of the motor A307 is fixedly provided with a rotating rod 308, the surface of the rotating rod 308 and the inner wall of the device block 306 are rotatably connected by a bearing; when working, start the motor A307 to make the rotating rod 308 rotate, so that the glue squeezing device 309 is deflected and aligned with the coating material plate; further, the surface of the rotating rod 308 is fixedly sleeved with a glue squeezing device 309, and the front side of the glue squeezing device 309 is fixedly penetrated with a connecting pipe 310, and the front end surface of the connecting pipe 310 is provided with a thread, and the front side of the output rod of the motor B402 passes through the back side of the fixed plate 401 and extends to the inside of the fixed plate 401; when working, the glue squeezing device 309 is deflected and aligned with the coating material plate, and is connected and output with the external adhesive through the connecting pipe 310, and the adhesive is sprayed on the detection block 408 and the surface of the coating material plate.

[0029] See also Figure 1 , Figure 2 . Figure 4 and Figure 5 As shown, a turntable 403 is fixedly provided on the front side of the output rod of the motor B402, a connecting rod 404 is fixedly provided on the front side of the turntable 403, a connecting plate 405 is rotatably connected to the surface of the connecting rod 404, and a limiting plate 406 is provided inside the bottom end of the connecting plate 405; when working, the motor B402 is started to rotate the turntable 403, which drives the connecting rod 404 to rotate and move upward; further, the inner wall of the bottom end of the connecting plate 405 and the inner wall of the limiting plate 406 are hinged by a hinge rod, and a limiting rod 407 is fixedly provided on the back side of the limiting plate 406, the back end surface of the limiting rod 407 is in frictional sliding contact with the inner wall of the fixed plate 401, and a detection block 408 is sleeved on the front end surface of the limiting plate 406; when working, the turntable 403 rotates, which drives the connecting rod 404 to rotate and move upward, and the detection block 408 moves upward through the hinged action of the connecting plate 405 and the limiting plate 406.

[0030] Working principle: When in use, first place the workbench 1 firmly through the four supporting legs 2, pull the connecting components 302 at both ends to move the two clamping plates 303 outward, place the coating material plate that needs to be tested for adhesion inside the workbench 1, loosen the connecting components 302 at both ends, and use the rebound characteristics of the spring 301 to make the two clamping plates 303 quickly fix and clamp the left and right ends of the coating material plate, put the detection block 408 on the surface of the limit plate 406, so that the detection block 408 is in contact with the top surface of the coating material plate, start the motor A307, so that the rotating rod 308 rotates, so that the glue squeezing device 309 is deflected The angle is aligned with the coating material plate, and the connecting tube 310 is used to connect and output with the external adhesive, and the adhesive is sprayed on the detection block 408 and the surface of the coating material plate, and the heating device 304 is started to make the adhesive solidify quickly. When testing is required, the motor B402 is started to rotate the turntable 403, which drives the connecting rod 404 to rotate and move upward. The detection block 408 is moved upward through the hinge action of the connecting plate 405 and the limit plate 406, and a vertical and uniform pulling force is applied to the bonding surface of the sample at a specified speed to measure the force required for adhesion failure between coatings or between the coating and the substrate.

[0031] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A coating material adhesion testing device, comprising a workbench (1), characterized in that: The bottom surface of the workbench (1) is fixedly provided with supporting legs (2), the number of the supporting legs (2) is four and they are evenly distributed around the bottom surface of the workbench (1), a fixing mechanism (3) is fixedly provided on the side surface of the workbench (1), and a detection mechanism (4) is fixedly provided on the top surface of the workbench (1); The fixing mechanism (3) comprises a fixing portion and a connecting portion, and the side surface of the connecting portion is fixedly connected to the side surface of the fixing portion; The connecting part comprises a spring (301), and the inner side surfaces of the four springs (301) are respectively fixedly connected to the inner walls of the front, rear, left and right ends of the workbench (1); The detection mechanism (4) comprises a detection part and a power part, and the front side of the power part and the back side of the detection part are fixedly connected; The power unit comprises a fixing plate (401), the bottom surface of the fixing plate (401) is fixedly connected to the top surface of the back end of the workbench (1), and a motor B (402) is fixedly arranged on the back surface of the top end of the fixing plate (401).

2. The coating material adhesion detection device according to claim 1, characterized in that: A connecting component (302) is fixedly arranged on the outer side surface of the spring (301), and the side surface of the connecting component (302) is in frictional contact with the inner wall of the workbench (1). A clamping plate (303) is fixedly arranged on the inner side surface of the top end of the connecting component (302), and the side surface of the clamping plate (303) is in frictional contact with the inner wall of the workbench (1).

3. The coating material adhesion detection device according to claim 1, characterized in that: A heating device (304) is fixedly arranged on the bottom surface of the workbench (1), a protective net (305) is fixedly arranged on the inner wall of the bottom end of the workbench (1), a device block (306) is fixedly arranged on the top surface of the front end of the workbench (1), and a motor A (307) is fixedly arranged on the left side of the device block (306).

4. The coating material adhesion detection device according to claim 3, characterized in that: The right end surface of the output rod of the motor A (307) passes through the left side surface of the device block (306) and extends into the interior of the device block (306). A rotating rod (308) is fixedly arranged on the right end surface of the output rod of the motor A (307). The surface of the rotating rod (308) and the inner wall of the device block (306) are rotatably connected by a bearing.

5. The coating material adhesion detection device according to claim 4, characterized in that: A glue squeezing device (309) is fixedly sleeved on the surface of the rotating rod (308), a connecting pipe (310) is fixedly provided on the front side of the glue squeezing device (309), and the front side of the output rod of the motor B (402) penetrates the back side of the fixing plate (401) and extends to the inside of the fixing plate (401).

6. The coating material adhesion testing device according to claim 1, characterized in that: A rotating disk (403) is fixedly arranged on the front side of the output rod of the motor B (402), a connecting rod (404) is fixedly arranged on the front side of the rotating disk (403), a connecting plate (405) is rotatably connected to the surface of the connecting rod (404), and a limiting plate (406) is arranged inside the bottom end of the connecting plate (405).

7. The coating material adhesion detection device according to claim 6, characterized in that: The inner wall at the bottom end of the connecting plate (405) and the inner wall of the limiting plate (406) are hingedly connected by a hinge rod, a limiting rod (407) is fixedly arranged on the back of the limiting plate (406), the back end surface of the limiting rod (407) is in frictional sliding contact with the inner wall of the fixed plate (401), and a detection block (408) is sleeved on the front end surface of the limiting plate (406).

Images