CN213239894U - Testing device - Google Patents

Abstract

The utility model relates to a test technical field especially relates to a testing arrangement. The utility model provides a testing arrangement includes actuating mechanism, first bearing mechanism, cutting mechanism, mucosa mechanism and grade decision mechanism. The first bearing mechanism is used for bearing a substrate attached with a coating film, the driving mechanism can drive the cutting mechanism to move relative to the substrate so as to enable the cutting mechanism to cut the coating film, the driving mechanism can also drive the coating mechanism to move relative to the substrate so as to enable the coating mechanism to stick the cut coating film, and the grade judging mechanism is arranged on the driving mechanism and used for identifying the stripping condition of the coating film and judging the grade of the attachment degree of the coating film to the substrate. This testing arrangement judges integrative integration of mechanism with cutting mechanism, mucosa mechanism and grade, only through a testing arrangement alright realize coating adhesive force grade test, degree of automation is high, has saved the manpower, has guaranteed the uniformity and the accuracy of test result.

Description

Testing device

Technical Field

The utility model relates to a test technical field especially relates to a testing arrangement.

Background

Conventionally, a white grid knife is used for cutting a grid pattern on the surface of a coating film, an adhesive tape is bonded and torn off on the grid pattern after the coating film is cleaned by a brush, and the adhesion grade of the coating film is judged by detecting the stripping condition of the coating film.

Most of testing devices in the current market are semi-automatic products, only can realize a part of functions in a cutting and drawing function, a film drawing function or a judging function in the testing process, have low automation degree, and need manual cooperation to complete the whole testing process, so that the testing result has the problems of consistency and accuracy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a testing arrangement, this testing arrangement can realize filming the adhesive force grade test, and degree of automation is high, has saved the manpower, has guaranteed the uniformity and the accuracy of test result.

To achieve the purpose, the utility model adopts the following technical proposal:

a test apparatus, comprising:

a drive mechanism;

a first bearing mechanism for bearing the substrate with the coating film;

the driving mechanism can drive the cutting mechanism to move relative to the substrate so as to enable the cutting mechanism to cut the coating;

the driving mechanism can drive the film sticking mechanism to move relative to the substrate so as to stick the cut film; and

and a grade determination mechanism which is arranged on the driving mechanism and is used for identifying the stripping condition of the coating and carrying out grade determination on the adhesion degree of the coating to the substrate.

Preferably, the testing apparatus further comprises a mounting mechanism, the mounting mechanism comprising:

a mounting assembly disposed on the drive mechanism;

the rotating assembly is arranged on the mounting assembly; and

the rotating assembly drives the switching assembly to rotate, and the cutting mechanism or the mucosa mechanism can be selectively installed on the switching assembly.

Preferably, the cutting mechanism comprises a first supporting rod, a first adsorption disc and a first cutting head which are connected in sequence;

the adapter assembly comprises an adapter piece and a vacuum absorbing piece, wherein the adapter piece is provided with a mounting hole, the side wall of the adapter piece extends upwards from the lower end surface of the adapter piece and is provided with a vacuum absorbing hole, and the vacuum absorbing piece is communicated with the vacuum absorbing hole;

the free end of the first supporting rod is inserted into the mounting hole, and the lower end face of the side wall of the adapter is adsorbed on the upper end face of the first adsorption disc.

Preferably, the testing apparatus further includes a second carrying mechanism, the second carrying mechanism includes a first carrying assembly, and the first carrying assembly includes:

the first supporting piece is fixed on the first bearing mechanism; and

the first bearing piece is arranged at one end of the first supporting piece far away from the first bearing mechanism, a first groove is formed in the first bearing piece, a first through hole is formed in the axis of the first bearing piece, and a first inserting groove is formed in the first bearing piece in a manner that the side wall of the first bearing piece extends towards the first through hole; the first support rod penetrates through the first inserting groove and is inserted into the first through hole, and the first adsorption disc is placed in the first groove.

Preferably, two first limiting holes are formed in the circumferential direction of the first adsorption disc, first limiting parts corresponding to the first limiting holes are arranged on the bottom surface of the first groove in an upward direction, and the first limiting parts are inserted into the corresponding first limiting holes.

Preferably, the driving mechanism includes:

the first driving assembly drives the mounting assembly to move along the Z-axis direction;

the second driving assembly drives the first driving assembly to move along the X-axis direction; and

and the third driving assembly drives the substrate to move along the Y-axis direction, and the X-axis direction, the Y-axis direction and the Z-axis direction are vertical to each other.

Preferably, the mounting mechanism further comprises:

the pressure detection assembly, the one end of pressure detection assembly is connected on the installation component, the other end of pressure detection assembly is connected on the switching subassembly, first drive assembly according to the pressure value drive that pressure detection assembly detected the installation component is followed Z axle direction moves.

Preferably, the level determination means includes:

an image acquisition component disposed on the drive mechanism and configured to recognize a peeling condition of the coating film; and

a display unit configured to display a result of the grade determination of the degree of adhesion of the coating film to the substrate.

Preferably, the testing apparatus further comprises:

and the cleaning mechanism is arranged on the driving mechanism and is used for cleaning the cut coating film.

Preferably, the cleaning mechanism is a cyclone nozzle mechanism.

The utility model has the advantages that:

the utility model provides a testing arrangement judges integrative integrated of mechanism through with cutting mechanism, mucosa mechanism and grade, only through a testing arrangement alright with the realization adhesive force grade test of filming, degree of automation is high, has saved the manpower, has guaranteed the uniformity and the accuracy of test result.

Drawings

FIG. 1 is a schematic structural diagram of a device under test in an embodiment of the present invention;

FIG. 2 is a schematic diagram of the overall structure of the testing device in the embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic structural diagram of an adapter assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of the first bearing assembly and the cutting mechanism in the embodiment of the present invention;

fig. 6 is a schematic structural view of a second bearing assembly and a mucosa mechanism in an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a first bearing assembly in an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a second bearing assembly in an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a driving mechanism in an embodiment of the present invention.

In the figure:

100. a testing device; 200. a piece to be tested; 201. coating a film; 202. a substrate;

1. a drive mechanism; 11. a first drive assembly; 111. a first motor; 112. a first guide rail; 12. a second drive assembly; 121. a second motor; 122. a second guide rail; 13. a third drive assembly; 131. a third guide rail;

2. a cutting mechanism; 21. a first support bar; 22. a first cutting head; 23. a first adsorption tray; 231. a first limit hole;

3. a mucosal mechanism; 31. a second support bar; 32. a second cutting head; 33. a second adsorption tray; 331. a second limiting hole;

4. a grade determination mechanism; 41. an image acquisition component; 42. a display component; 43. a control component;

5. a cleaning mechanism;

6. a support mechanism;

7. a first bearing mechanism;

8. an installation mechanism; 81. mounting the component; 82. a switching component; 821. an adapter; 8211. mounting holes; 8212. vacuum suction holes;

9. a second bearing mechanism; 91. a first load bearing assembly; 911. a first support member; 912. a first bearing member; 9121. a first groove; 9122. a first through hole; 9123. a first insertion groove; 9124. a first vacuum hole; 9125. a first limit piece; 92. a second load bearing assembly; 921. a second support member; 922. a second bearing member; 9221. a second groove; 9222. a second through hole; 9223. a second insertion groove; 9224. a second vacuum hole; 9225. a second limiting member.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The test apparatus 100 provided in this embodiment is mainly used for testing a device under test 200, as shown in fig. 1, the device under test 200 includes a coating film 201 and a substrate 202 to which the coating film 201 is attached, and the test apparatus 100 is mainly used for testing the adhesion level of the coating film 201.

As shown in fig. 2, the test apparatus 100 includes a support mechanism 6, a first carriage mechanism 7, a drive mechanism 1, a cutting mechanism 2, a mucous membrane mechanism 3, and a grade determination mechanism 4. The support mechanism 6 supports the first support mechanism 7 and the drive mechanism 1, and the first support mechanism 7 supports the substrate 202. The driving mechanism 1 can drive the cutting mechanism 2 to move relative to the substrate 202 so that the cutting mechanism 2 can cut the coating film 201, and the driving mechanism 1 can also drive the mucosa mechanism 3 to move relative to the substrate 202 so that the mucosa mechanism 3 can stick the cut coating film 201. The grade determination means 4 is provided on the drive means 1, and the grade determination means 4 is used for identifying the peeling of the coating film 201 and for making a grade determination of the degree of adhesion of the coating film 201 to the substrate 202. This testing arrangement 100 is integrated as an organic whole with cutting mechanism 2, mucosa mechanism 3 and grade decision mechanism 4, only through a testing arrangement 100 alright realize coating 201 adhesive force grade test, degree of automation is high, has saved the manpower, has guaranteed the uniformity and the accuracy of test result.

Preferably, as shown in fig. 2, the testing device 100 further comprises a cleaning mechanism 5, the cleaning mechanism 5 is disposed on the driving mechanism 1, and the cleaning mechanism 5 cleans the cut coating film 201 to remove the cut residues, which is more reliable than the cleaning effect of the existing brush. In addition, the cleaning mechanism 5 can clean the cut coating film 201 with impurities such as dust, and the accuracy of the test result of the adhesion force level of the coating film 201 is ensured.

In this embodiment, the cleaning mechanism 5 is a cyclone nozzle mechanism, and this mechanism can use compressed air or nitrogen as a power source, and does not need to use electric power alone, and is excellent in energy saving performance. As a preferred scheme, nitrogen can be used as a power source, and the nitrogen has stable chemical property, so that the nitrogen can be prevented from generating chemical reaction with the piece to be tested 200, and the accuracy of the adhesion grade test of the coating film 201 is ensured. In addition, the cyclone nozzle mechanism is small in size, convenient to install and disassemble for operators.

In the present embodiment, as shown in fig. 2, the grade determination mechanism 4 includes an image acquisition component 41, a display component 42 and a control component 43, the image acquisition component 41 is disposed on the driving mechanism 1 and configured to identify the peeling condition of the coating film 201, the control component 43 and the display component 42 are disposed on the supporting mechanism 6, the control component 43 can compare the peeling condition of the coating film 201 identified by the image acquisition component 41 with the adhesion grade of the coating film 201 preset in advance and determine the grade, and further transmit the determined grade result to the display component 42, and the display component 42 displays the adhesion grade result of the coating film 201 to the substrate 202.

In order to utilize a set of actuating mechanism 1 to drive cutting mechanism 2 and mucosa mechanism 3 respectively to move, cutting mechanism 2 and mucosa mechanism 3 are connected with actuating mechanism 1 can dismantle respectively. Specifically, as shown in fig. 3, the testing device 100 further includes a mounting mechanism 8, and the mounting mechanism 8 includes a mounting component 81, a rotating component, and an adapter component 82. Wherein, installation component 81 sets up on actuating mechanism 1, and rotating assembly sets up on installation component 81, and cutting mechanism 2 and mucosa mechanism 3 can selectively install on switching component 82, guarantee that actuating mechanism 1 can drive cutting mechanism 2 and mucosa mechanism 3 motion respectively.

In order to realize that the cutting mechanism 2 and the mucosa mechanism 3 are detachably connected to the driving mechanism 1, as shown in fig. 4, the adapter assembly 82 includes an adapter 821 and a vacuum absorbing member, a mounting hole 8211 is provided on the adapter 821, a vacuum absorbing hole 8212 is provided in the sidewall of the adapter 821 by extending upward from the lower end thereof, and the vacuum absorbing member is communicated with the vacuum absorbing hole 8212. As shown in fig. 5, the cutting mechanism 2 includes a first supporting rod 21, a first adsorption disc 23 and a first cutting head 22, which are connected in sequence, when the cutting mechanism 2 is installed on the adapter assembly 82, the free end of the first supporting rod 21 is inserted into the installation hole 8211, and the vacuum suction member sucks vacuum from the vacuum suction hole 8212, so that the lower end surface of the side wall of the adapter 821 is adsorbed on the upper end surface of the first adsorption disc 23. As shown in fig. 6, the mucosa mechanism 3 includes a second support rod 31, a second adsorption disc 33 and a second cutting head 32 connected in sequence, when the mucosa mechanism 3 is installed on the adapter assembly 82, the free end of the second support rod 31 is inserted into the installation hole 8211, and the vacuum suction member is used for drawing vacuum in the vacuum suction hole 8212, so that the lower end surface of the side wall of the adapter 821 is adsorbed on the upper end surface of the second adsorption disc 33. The vacuum sucking hole 8212 is arranged on the adapter 821 to adsorb and fix the cutting mechanism 2 or the mucosa mechanism 3, so that the opening and closing of the adsorption force of the vacuum sucking hole 8212 can be easily controlled through the vacuum sucking part, and the cutting mechanism 2 and the mucosa mechanism 3 can be conveniently installed and detached.

In this embodiment, the rotating assembly drives the adapting assembly 82 to rotate, and by arranging the rotating assembly, on one hand, the rotating assembly can drive the adapting assembly 82 to drive the cutting mechanism 2 or the mucosa mechanism 3 to rotate relative to the mounting assembly 81, so that the cutting mechanism 2 or the mucosa mechanism 3 can be switched at different angles relative to the coating film 201, and the coating film 201 can be conveniently cut or adhered; on the other hand, the switching assembly 82 can realize automatic switching installation of the cutting mechanism 2 and the mucosa mechanism 3, and one machine has multiple functions. Specifically, the rotating assembly is a rotating electrical machine, and an output end of the rotating electrical machine is connected with the switching assembly 82, so as to drive the switching assembly 82 to rotate.

Preferably, the installation mechanism 8 further includes a pressure detection component, one end of the pressure detection component is connected to the installation component 81, the other end of the pressure detection component is connected to the adapter component 82, and the first driving component 11 drives the installation component 81 to move along the Z-axis direction according to a pressure value detected by the pressure detection component, so that the stability of applying a cutting force to the coating film 201 by the cutting mechanism 2 is ensured. The stability of the pressure applied to the coating film 201 by the mucosa mechanism 3 can be ensured, and the accuracy of the test result of the adhesion force grade of the coating film 201 can be further ensured.

In order to realize the fixed storage of a plurality of cutting mechanisms 2 and mucosa mechanisms 3, so that the testing device 100 can switch the appropriate cutting mechanism 2 and mucosa mechanism 3 according to different requirements, as shown in fig. 2, the testing device 100 further comprises a second bearing mechanism 9, and the second bearing mechanism 9 is fixed on the first bearing mechanism 7, so that the cutting mechanism 2 and mucosa mechanism 3 can be conveniently picked up and stored by the testing device 100.

In the present embodiment, as shown in fig. 7 to 8, the second carriage mechanism 9 includes a first carriage assembly 91 and a second carriage assembly 92. The first bearing assembly 91 and the second bearing assembly 92 are arranged side by side along the X-axis direction, and both the first bearing assembly 91 and the second bearing assembly 92 are fixed on the first bearing mechanism 7.

In this embodiment, the first bearing assembly 91 is used for bearing the cutting mechanism 2, the second bearing assembly 92 is used for bearing the mucosa mechanism 3, in other embodiments, the first bearing assembly 91 can also be used for bearing the mucosa mechanism 3, and the second bearing assembly 92 can also be used for bearing the cutting mechanism 2, the utility model discloses do not do specific restriction to whether the first bearing assembly 91 and the second bearing assembly 92 are used for bearing the cutting mechanism 2 or the mucosa mechanism 3.

Specifically, as shown in fig. 7, the first bearing assembly 91 includes a first supporting member 911 and a first bearing member 912, the first supporting member 911 is fixed on the first bearing mechanism 7, the first bearing member 912 is disposed at an end of the first supporting member 911 away from the first bearing mechanism 7, a first through hole 9122 is disposed on the first bearing member 912, the first bearing member 912 extends from a side wall of the first bearing member to the first through hole 9122 to form a first inserting groove 9123, the first supporting rod 21 passes through the first inserting groove 9123 and is inserted into the first through hole 9122, the first adsorption tray 23 is disposed in the first groove 9121, and a bearing function of the first bearing assembly 91 on the cutting mechanism 2 can be realized.

In order to improve the stability that first carrier assembly 91 bears cutting mechanism 2, as shown in fig. 5 and 7, two first spacing holes 231 have been seted up in the circumference of first adsorption disc 23, the bottom surface of first recess 9121 upwards is provided with first locating part 9125 corresponding with first spacing hole 231, first locating part 9125 is pegged graft in the first spacing hole 231 that corresponds, can avoid first adsorption disc 23 to take place to rotate along the circumferential direction on first recess 9121, through setting up first spacing hole 231, play certain limiting displacement to the circumferential direction rotary motion of first adsorption disc 23, guarantee the stability that first recess 9121 supported first adsorption disc 23. In addition, first vacuum hole 9124 has still been seted up on first recess 9121, is connected through inhaling vacuum apparatus and first vacuum hole 9124 to adsorb first adsorption disc 23 and fix on first recess 9121, further improve the stability that first recess 9121 supported first adsorption disc 23.

Specifically, as shown in fig. 8, the second bearing assembly 92 includes a second support member 921 and a second bearing member 922, the second support member 921 is fixed on the first bearing mechanism 7, the second bearing member 922 is disposed at one end of the second support member 921 far away from the first bearing mechanism 7, the second bearing member 922 is provided with a second groove 9221, the axis of the second bearing member is provided with a second through hole 9222, the second bearing member 922 extends from the side wall of the second bearing member to the second through hole 9222 to form a second inserting groove 9223, the second support rod 31 passes through the second inserting groove 9223 and is inserted into the second through hole 9222, the second adsorption disc 33 is disposed in the second groove 9221, and a bearing function of the second bearing assembly 92 on the mucous membrane mechanism 3 can be achieved.

In order to improve the bearing stability of the second bearing component 92 for the mucosa mechanism 3, as shown in fig. 6 and 8, two second limiting holes 331 are formed in the circumferential direction of the second adsorption disc 33, a second limiting member 9225 corresponding to the second limiting holes 331 is upwardly arranged on the bottom surface of the second groove 9221, the second limiting member 9225 is inserted into the corresponding second limiting hole 331, so that the second adsorption disc 33 can be prevented from rotating on the second groove 9221 along the circumferential direction, a certain limiting effect is achieved on the circumferential rotation movement of the second adsorption disc 33 by the arrangement of the second limiting holes 331, and the support stability of the second groove 9221 for the second adsorption disc 33 is ensured. In addition, second vacuum hole 9224 has still been seted up on second recess 9221, is connected through inhaling vacuum apparatus and second vacuum hole 9224 to adsorb second adsorption disc 33 and fix on second recess 9221, further improve the stability that second recess 9221 supported second adsorption disc 33.

For convenience of describing a specific structure of the driving mechanism 1, as shown in fig. 9, the driving mechanism 1 includes a first driving assembly 11, a second driving assembly 12, and a third driving assembly 13. The first driving assembly 11 drives the mounting assembly 81 to move along the Z-axis direction, so that the mounting assembly 81 drives the cutting mechanism 2 to cut the coating 201, and the mounting assembly 81 drives the adhesive film mechanism 3 to adhere the cut coating 201. The second driving assembly 12 drives the first driving assembly 11 to move along the X-axis direction, so that the coating film 201 can be cut or adhered at different positions along the X-axis direction. The third driving assembly 13 drives the substrate 202 to move along the Y-axis direction, so that the coating film 201 can be cut or adhered at different positions along the Y-axis direction. Can realize cutting mechanism 2 and mucosa mechanism 3 and the motion of mutually supporting of filming 201 through actuating mechanism 1, can guarantee that cutting mechanism 2 and mucosa mechanism 3 carry out the operation to the filming 201 of different positions, guarantee to accomplish the adhesive force grade test to filming 201 with more accurate position.

Specifically, as shown in fig. 9, the first driving assembly 11 includes a first motor 111 and a first guide rail 112, and an output end of the first motor 111 is connected to the first guide rail 112, so that the mounting mechanism 8 moves along the first guide rail 112 under the driving of the first motor 111.

Specifically, as shown in fig. 9, the second driving assembly 12 includes a second motor 121 and a second guide rail 122, the second motor 121 is disposed on the supporting mechanism 6, an output end of the second motor 121 is connected to the second guide rail 122, and the first motor 111 is disposed on the second guide rail 122, so that the first driving assembly 11 moves along the second guide rail 122 under the driving of the second motor 121.

Specifically, as shown in fig. 9, the third driving assembly 13 includes a third guide rail 131, the third guide rail 131 is disposed on the supporting mechanism 6, the first bearing mechanism 7 can slide along the third guide rail 131, and the third guide rail 131 provides a guiding function for the movement of the first bearing mechanism 7, so as to prevent the first bearing mechanism 7 from deflecting during the movement, and further ensure the stability of the movement of the coating film 201 along the Y-axis direction.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A test apparatus, comprising:

a drive mechanism (1);

a first bearing mechanism (7) for bearing the substrate (202) attached with the coating film (201);

the cutting mechanism (2) can be driven by the driving mechanism (1) to move relative to the substrate (202) so that the coating film (201) can be cut by the cutting mechanism (2);

the driving mechanism (1) can drive the adhesive film mechanism (3) to move relative to the substrate (202) so that the adhesive film mechanism (3) can adhere the cut coating film (201); and

and a grade determination mechanism (4) which is arranged on the driving mechanism (1) and is used for identifying the peeling condition of the coating (201) and carrying out grade determination on the adhesion degree of the coating (201) to the substrate (202).

2. The testing device according to claim 1, further comprising a mounting mechanism (8), the mounting mechanism (8) comprising:

a mounting assembly (81), the mounting assembly (81) being disposed on the drive mechanism (1);

a rotating assembly disposed on the mounting assembly (81); and

the rotating assembly drives the switching assembly (82) to rotate, and the cutting mechanism (2) or the mucosa mechanism (3) can be selectively installed on the switching assembly (82).

3. The testing device according to claim 2, characterized in that the cutting mechanism (2) comprises a first support bar (21), a first suction disc (23) and a first cutting head (22) connected in sequence;

the adapter assembly (82) comprises an adapter piece (821) and a vacuum absorbing piece, wherein a mounting hole (8211) is formed in the adapter piece (821), a vacuum absorbing hole (8212) is formed in the side wall of the adapter piece (821) in an upward extending mode from the lower end face of the side wall of the adapter piece (821), and the vacuum absorbing piece is communicated with the vacuum absorbing hole (8212);

the free end of the first supporting rod (21) is inserted into the mounting hole (8211), and the lower end face of the side wall of the adapter piece (821) is adsorbed on the upper end face of the first adsorption disc (23).

4. A testing device according to claim 3, characterized in that the testing device further comprises a second carrier mechanism (9), the second carrier mechanism (9) comprising a first carrier assembly (91), the first carrier assembly (91) comprising:

a first support (911) fixed to the first carrier (7); and

the first bearing piece (912) is arranged at one end, far away from the first bearing mechanism (7), of the first supporting piece (911), a first groove (9121) is formed in the first bearing piece (912), a first through hole (9122) is formed in the axis of the first bearing piece, and a first inserting groove (9123) is formed in the first bearing piece (912) in a manner that the side wall of the first bearing piece extends towards the first through hole (9122); the first supporting rod (21) penetrates through the first inserting groove (9123) and is inserted into the first through hole (9122), and the first adsorption disc (23) is placed in the first groove (9121).

5. The testing device according to claim 4, wherein two first limiting holes (231) are formed in the circumferential direction of the first adsorption disc (23), a first limiting member (9125) corresponding to the first limiting holes (231) is upwardly arranged on the bottom surface of the first groove (9121), and the first limiting member (9125) is inserted into the corresponding first limiting hole (231).

6. The testing device according to claim 2, characterized in that the drive mechanism (1) comprises:

the first driving assembly (11), the first driving assembly (11) drives the mounting assembly (81) to move along the Z-axis direction;

a second driving assembly (12), wherein the second driving assembly (12) drives the first driving assembly (11) to move along the X-axis direction; and

the third driving assembly (13), the third driving assembly (13) drives the substrate (202) to move along the Y-axis direction, and the X-axis direction, the Y-axis direction and the Z-axis direction are perpendicular.

7. The testing device according to claim 6, wherein the mounting mechanism (8) further comprises:

the pressure detection assembly, the one end of pressure detection assembly is connected on installation component (81), the other end of pressure detection assembly is connected on switching subassembly (82), first drive assembly (11) are according to the pressure value drive that the pressure detection assembly detected installation component (81) are followed Z axle direction moves.

8. The test device according to claim 1, wherein the rank determination mechanism (4) comprises:

an image acquisition assembly (41), the image acquisition assembly (41) being provided on the drive mechanism (1) and configured to recognize a peeling condition of the coating film (201); and

a display unit (42) configured to display a result of the level determination of the degree of adhesion of the coating film (201) to the substrate (202).

9. The testing device of claim 1, further comprising:

and the cleaning mechanism (5) is arranged on the driving mechanism (1), and the cleaning mechanism (5) cleans the cut coating film (201).

10. A testing device according to claim 9, characterized in that the cleaning means (5) is a cyclone nozzle means.

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