A kind of pull-out test equipment for exterior wall coating base

Abstract

The utility model discloses an external wall coating base pull-out test device, comprising a U-shaped frame and a driving motor a installed thereon, wherein the U-shaped frame is provided with a linear tension component driven by the driving motor a. The utility model applies glue to the lower surface of the adhesive plate, and then the device is pressed against the wall to be tested, and the U-shaped frame is adjusted by rotating the adjusting screw rod to ensure that the adhesive plate is completely attached to the wall; the driving motor b is started to drive the transmission chain and the cutter thereon to rotate circumferentially for several circles, and when the cutter rotates circumferentially, the resilience of the elastic member drives the cutter to feed, ensuring that the cutter completely cuts off the coating layer, separates the coating layer bonded to the adhesive plate from other areas, reduces mutual influence, and ensures the accuracy of the result; the driving motor a is started, and the tension screw rod is rotated and moved along its axial direction through the transmission of gears a and gear b, and the adhesive plate is pulled to remove the cut coating layer, and the maximum value of the tensile meter is recorded to judge whether the adhesion of the coating layer is qualified.

Description

Technical Field

[0001] The utility model relates to the technical field of coating detection, in particular to an external wall coating base anti-pulling test device. Background Art

[0002] Exterior wall paint has a good decorative effect and can add color and layering to the facade of the building. Moreover, the texture and color of the paint are also very rich, and you can choose according to your personal preferences and needs. Exterior wall paint can not only beautify the building, but also play a protective role such as waterproofing, anti-corrosion, and anti-pollution. Paint can effectively protect the surface of the building, reduce the damage of external factors, and increase its lifespan; exterior wall paint is prone to aging and peeling under long-term wind and sun, shortening the service life of the paint. Therefore, after the paint is painted, it is necessary to detect and test the adhesion between the paint layer and the wall. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes an external wall coating base anti-pulling test device.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A pull-out test device for exterior wall paint base layer, comprising a U-shaped frame and a driving motor a installed thereon, wherein a linear tension component driven by the driving motor a is arranged on the U-shaped frame, the end of the linear tension component is rotatably connected to a connecting ring, one end of a tension gauge is detachably connected to the connecting ring, the other end of the tension gauge is connected to a pull rod, the pull rod is connected to a mounting plate via a disassembly structure, a sticking plate is arranged on the side of the mounting plate away from the pull rod, a ring cutting component is arranged on the periphery of the sticking plate, the ring cutting component is an automatic feeding structure, and a leveling component is arranged at the end of the U-shaped frame.

[0006] Preferably, the circular cutting assembly includes a rotating shaft rotatably connected to the four corners of the mounting plate, a transmission chain is installed on the rotating shaft, one of the rotating shafts is connected to the output end of the driving motor b installed on the mounting plate, a knife seat is installed on the lower edge of the transmission chain, a knife groove is provided on the side of the knife seat away from the transmission chain, and the knife groove is connected to the cutting knife through an elastic member.

[0007] Preferably, the linear tension component includes a tension screw rod, a mounting opening is provided on the U-shaped frame, a circular groove is provided on the inner wall of the mounting opening, a gear b is rotatably connected in the circular groove, gear b is meshed with gear a, gear a is installed at the output end of the driving motor a, gear b is threadedly connected to the tension screw rod, a limiting structure is provided on the tension screw rod, and the limiting structure is slidably connected to the U-shaped frame.

[0008] Preferably, the leveling assembly comprises an adjusting screw rod threadably connected to the U-shaped frame, and the end of the adjusting screw rod is rotatably connected to the leveling plate.

[0009] Preferably, the limiting structure comprises a connecting plate rotatably connected to the upper end of the tension screw rod, the end of the connecting plate is connected to a limiting rod, and the limiting rod is slidably connected to the U-shaped frame.

[0010] Preferably, a buckle seat is installed on the mounting plate, a round head is clamped on the buckle seat, and the round head is connected to the pull rod.

[0011] Preferably, the connecting ring is threadedly connected to the tensile gauge.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model applies glue to the lower surface of the adhesive plate, then places the device close to the wall to be tested, and adjusts the U-shaped frame by rotating the adjusting screw rod to ensure that the adhesive plate is completely attached to the wall; starts the driving motor b to drive the transmission chain and the cutter thereon to rotate circumferentially for several circles, and when the cutter rotates circumferentially, the resilience of the elastic part drives the cutter to feed, ensuring that the cutter completely cuts off the paint layer, separates the paint layer bonded to the adhesive plate from other areas, reduces mutual influence, and ensures the accuracy of the results; starts the driving motor a, and transmits through gears a and gear b, the tension screw rod rotates and moves along its axial direction, pulls the adhesive plate to remove the cut paint layer, records the maximum value of the tensile gauge, and determines whether the adhesion of the paint layer is qualified. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more specifically and intuitively illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0014] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0015] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0016] Figure 3 The structure of the utility model is shown in FIG. Figure 3 ;

[0017] Figure 4 for Figure 3 Schematic diagram of the structure of part A;

[0018] Figure 5 The structure of the utility model is shown in FIG. Figure 4 .

[0019] In the figure: U-shaped frame 1, adjusting screw rod 2, adjusting plate 3, tension screw rod 4, driving motor a5, connecting ring 6, tension meter 7, pull rod 8, round head 9, buckle seat 10, mounting plate 11, rotating shaft 12, transmission chain 13, driving motor b14, adhesive plate 15, knife seat 16, cutting knife 17, gear a18, gear b19, limiting structure 20. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-5 A pull-out test device for an exterior wall coating base layer comprises a U-shaped frame 1 and a driving motor a5 installed thereon, the U-shaped frame 1 is provided with a linear tension component driven by the driving motor a5, the end of the linear tension component is rotatably connected with a connecting ring 6, one end of a tension gauge 7 is detachably connected to the connecting ring 6, the other end of the tension gauge 7 is connected with a pull rod 8, the pull rod 8 is connected with a mounting plate 11 through a disassembly structure, a sticking plate 15 is provided on the side of the mounting plate 11 away from the pull rod 8, a ring cutting component is provided on the periphery of the sticking plate 15, the ring cutting component is an automatic feeding structure, and a leveling component is provided at the end of the U-shaped frame 1.

[0022] Apply glue to the lower surface of the adhesive plate 15, then press the device against the wall to be tested, and adjust the U-shaped frame 1 by rotating the adjusting screw 2 to ensure that the adhesive plate 15 is completely attached to the wall; start the driving motor b14 to drive the transmission chain 13 and the cutter 17 thereon to rotate circumferentially for several circles. When the cutter 17 rotates circumferentially, the resilience of the elastic member drives the cutter 17 to feed, ensuring that the cutter 17 completely cuts off the paint layer, so that the paint layer bonded to the adhesive plate 15 is separated from other areas, reducing mutual influence and ensuring the accuracy of the results; start the driving motor a5, and transmit through the gear a18 and the gear b19, the tension screw 4 rotates and moves along its axial direction, pulling the adhesive plate 15 to remove the cut paint layer, and recording the maximum value of the dynamometer 7 to determine whether the adhesion of the paint layer is qualified.

[0023] In this embodiment, the ring cutting assembly includes a rotating shaft 12 rotatably connected to the four corners of the mounting plate 11, and a transmission chain 13 is installed on the rotating shaft 12. One of the rotating shafts 12 is connected to the output end of the driving motor b14 installed on the mounting plate 11. A knife seat 16 is installed on the lower edge of the transmission chain 13. A knife groove is provided on the side of the knife seat 16 away from the transmission chain 13, and the knife groove is connected to the cutting knife 17 through an elastic member.

[0024] Start the drive motor b14 to drive the transmission chain 13 and the cutter 17 thereon to rotate circumferentially for several circles. When the cutter 17 rotates circumferentially, the resilience of the elastic member drives the cutter 17 to feed, ensuring that the cutter 17 completely cuts off the coating layer, so that the coating layer bonded to the adhesive plate 15 is separated from other areas, reducing mutual influence and ensuring the accuracy of the results.

[0025] In this embodiment, the linear tension component includes a tension screw rod 4, a mounting opening is provided on the U-shaped frame 1, a circular groove is provided on the inner wall of the mounting opening, a gear b19 is rotatably connected in the circular groove, the gear b19 is meshed with a gear a18, the gear a18 is installed at the output end of the driving motor a5, the gear b19 is threadedly connected to the tension screw rod 4, a limiting structure 20 is provided on the tension screw rod 4, and the limiting structure 20 is slidably connected to the U-shaped frame 1.

[0026] The driving motor a5 is started, and the transmission is transmitted through the gear a18 and the gear b19. Due to the setting of the limiting structure 20, the tension screw 4 rotates and moves along its axial direction, pulling the adhesive plate 15 to remove the cut coating layer.

[0027] In this embodiment, the leveling assembly includes an adjusting screw 2 threadedly connected to the U-shaped frame 1, and the end of the adjusting screw 2 is rotatably connected to the adjusting plate 3. By rotating the adjusting screw 2, the U-shaped frame 1 is adjusted to ensure that the adhesive plate 15 is completely attached to the wall.

[0028] In this embodiment, the limiting structure 20 includes a connecting plate rotatably connected to the upper end of the tension screw rod 4 , the end of the connecting plate is connected to a limiting rod, and the limiting rod is slidably connected to the U-shaped frame 1 .

[0029] In this embodiment, a buckle seat 10 is installed on the mounting plate 11 , a round head 9 is buckled on the buckle seat 10 , and the round head 9 is connected to the pull rod 8 .

[0030] In this embodiment, the connecting ring 6 is threadedly connected to the tensile gauge 7 .

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An external wall coating base pull-out test device, comprising a U-shaped frame (1) and a drive motor a (5) mounted thereon, characterized in that: The U-shaped frame (1) is provided with a linear tension component driven by a driving motor a (5), the end of the linear tension component is rotatably connected to a connecting ring (6), one end of a tension meter (7) is detachably connected to the connecting ring (6), the other end of the tension meter (7) is connected to a pull rod (8), the pull rod (8) is connected to a mounting plate (11) via a disassembly structure, a sticking plate (15) is provided on the side of the mounting plate (11) away from the pull rod (8), a ring cutting component is provided on the periphery of the sticking plate (15), and the ring cutting component is an automatic feeding structure. A leveling component is provided at the end of the U-shaped frame (1).

2. The external wall coating base pull-out test equipment according to claim 1, characterized in that: The ring cutting assembly comprises a rotating shaft (12) rotatably connected to the four corners of the mounting plate (11), a transmission chain (13) is installed on the rotating shaft (12), one of the rotating shafts (12) is connected to the output end of a driving motor b (14) installed on the mounting plate (11), a knife seat (16) is installed on the lower edge of the transmission chain (13), a knife groove is arranged on the side of the knife seat (16) away from the transmission chain (13), and the knife groove is connected to a cutting knife (17) through an elastic member.

3. The external wall coating base pull-out test equipment according to claim 2, characterized in that: The linear tension component comprises a tension screw rod (4), a mounting opening is provided on a U-shaped frame (1), a circular groove is provided on the inner wall of the mounting opening, a gear b (19) is rotatably connected in the circular groove, the gear b (19) is meshed with a gear a (18), the gear a (18) is installed at the output end of a driving motor a (5), the gear b (19) is threadedly connected to the tension screw rod (4), a limiting structure (20) is provided on the tension screw rod (4), and the limiting structure (20) is slidably connected to the U-shaped frame (1).

4. The external wall coating base pull-out test equipment according to claim 3, characterized in that: The leveling assembly comprises an adjusting screw rod (2) threadedly connected to the U-shaped frame (1), and the end of the adjusting screw rod (2) is rotatably connected to the adjusting plate (3).

5. The external wall coating base pull-out test equipment according to claim 4, characterized in that: The limiting structure (20) comprises a connecting plate rotatably connected to the upper end of the tension screw rod (4), the end of the connecting plate being connected to a limiting rod, and the limiting rod being slidably connected to the U-shaped frame (1).

6. The external wall coating base pull-out test equipment according to claim 5, characterized in that: A buckle seat (10) is installed on the mounting plate (11), a round head (9) is clamped on the buckle seat (10), and the round head (9) is connected to the pull rod (8).

7. The external wall coating base pull-out test equipment according to claim 6, characterized in that: The connecting ring (6) is threadedly connected to the tensile gauge (7).

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