Artificial board hardness detection device and detection method thereof

Abstract

The invention discloses an artificial board hardness detection device and a detection method thereof, and belongs to the technical field of artificial board detection. The detection head is fixedly connected with the counterweight plate through the adjusting combination and is used for detecting the hardness of the artificial board; the supporting table is used for supporting the artificial board; the supporting frame is rotationally connected with the supporting table through a hinge, and the supporting frame is fixedly connected with the counterweight plate through a plurality of supporting columns; the four mounting linear motors are all mounted at the top end of the balance weight plate, every two of the four mounting linear motors are arranged in pairs, the orientations of the two pairs of mounting linear motors are vertically arranged, moving parts of the four mounting linear motors are all connected with auxiliary plates, and the top ends of the auxiliary plates are connected with a plurality of vertical electric push rods; the moving parts of the vertical electric push rods are jointly connected with a servo motor. And the assembly block is fixedly connected with an output shaft of the servo motor through a connecting piece. According to the artificial board hardness detection device and the detection method thereof, not only can position adjustment and unloading be realized, but also different detection requirements can be met.

Description

Technical Field

[0001] The invention belongs to the technical field of artificial board detection, in particular to an artificial board hardness detection device, and also relates to an artificial board hardness detection method. Background Art

[0002] Artificial boards are made of wood or other non-wood plants as raw materials. After a certain mechanical processing, they are separated into various unit materials and then glued together with or without adhesives and other additives to form boards or molded products. In the production process of artificial boards, hardness testing equipment is often needed to measure the hardness of the produced artificial boards. Traditional testing devices are mostly placed directly on the testing table for direct testing. There is no adjustment and unloading function, and all operations are done manually.

[0003] After searching, the Chinese patent document (authorization announcement number CN216955458U) discloses a device for testing the hardness of a building concrete slab, including a testing plate, a pressure testing rod and two groups of support plates. The two groups of support plates are arranged on both sides of the testing plate, and a testing frame is arranged between the two groups of support plates. A movable plate is arranged on the testing frame, and a pressure testing rod is arranged on the movable plate. A testing pressure head is arranged at the telescopic end of the pressure testing rod; the movable plate is connected to the testing frame through a locking assembly, and a mounting tube is arranged on the movable plate. By twisting the locking sleeve, the locking sleeve is moved to the multiple groups of locking plates, so that the multiple groups of locking plates are deformed and contact the testing frame, so as to fix the movable plate. The position of the pressure testing rod can be adjusted multiple times through the above steps, so as to realize multi-point detection of the concrete slab and improve the detection accuracy. The detection device is directly placed on the testing table for direct detection. There is no adjustment and unloading function, and all operations are performed manually. Summary of the invention

[0004] The object of the present invention is to provide a device and method for detecting hardness of artificial boards to solve the problems raised in the background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a device for detecting hardness of artificial boards, comprising: Weight plates; The detection head is connected and fixed to the counterweight plate through an adjustment combination and is used to perform hardness detection on the artificial board; A support table for supporting the artificial board; The support frame is rotatably connected to the support platform through hinges, and the support frame is fixedly connected to the counterweight plate through a plurality of support columns; Four linear motors are installed on the top of the counterweight plate. The four linear motors are arranged in pairs, and the two pairs of linear motors are arranged vertically. The moving parts of the four linear motors are connected to auxiliary plates. The top of the auxiliary plates are connected to multiple vertical electric push rods. The moving parts of the multiple vertical electric push rods are commonly connected to a servo motor. The assembly block is connected and fixed to the output shaft of the servo motor through a connecting piece, a side of the assembly block is connected to a transverse electric push rod, and a moving part of the transverse electric push rod is connected to a push plate for pushing the artificial board to move; A U-shaped mounting plate is connected to the bottom end of the support frame. A plurality of electric push rods are embedded in the bottom end of the mounting plate. The moving parts of the plurality of electric push rods are commonly connected to a lifting ear. The lifting ear is rotatably connected to a pulley for lifting the support platform through a rotating shaft.

[0006] As a preferred embodiment, a circular channel is provided at the top of the support platform, and a lower circular plate corresponding to the position of the circular channel is provided below the support platform.

[0007] As a preferred embodiment, the lower circular plate is connected and fixed to the support platform through a plurality of connecting rods, and the inner cavity of the circular channel is provided with an upper circular plate and a plurality of annular plates from the inside to the outside.

[0008] As a preferred implementation scheme, a plurality of auxiliary electric push rods are embedded in the lower circular plate, and the moving parts of the plurality of auxiliary electric push rods are respectively connected and fixed to the upper circular plate and the plurality of annular plates.

[0009] As a preferred embodiment, the adjustment combination includes: A plurality of hydraulic rods are fixedly connected to the top of the counterweight plate; A cross-connecting plate connected to the top ends of the moving parts of the plurality of hydraulic rods; The vertical connecting plate is arranged below the horizontal connecting plate, and a hollow plate for a limit detection head is arranged on the outer periphery of the vertical connecting plate.

[0010] As a preferred embodiment, a plurality of transverse linear motors are installed at the bottom end of the transverse connecting plate, and the moving parts of the plurality of transverse linear motors are commonly connected to the longitudinal connecting plate.

[0011] As a preferred embodiment, a longitudinal linear motor is installed at the bottom end of the longitudinal connecting plate, and the moving part of the longitudinal linear motor is connected and fixed to the vertical connecting plate.

[0012] As a preferred embodiment, the inner cavity of the hollow plate is also fixedly connected with a support plate for supporting the detection head, and a pressure sensor is installed on the top of the support plate. The pressure sensor is fixedly connected to the vertical connecting plate through a spring.

[0013] As a preferred embodiment, a rubber sleeve for preventing the detection head from falling off is bonded to the inner wall of the hollow plate, and a threaded channel is provided on the side of the hollow plate, and a tightening threaded rod for tightening the detection head is threadedly connected to the threaded channel.

[0014] A method for testing the hardness of an artificial board, comprising: Step 1: Place the artificial board to be tested on the support table; Step 2: Control four linear motors to drive the installation plate to move, and indirectly push the plate to move, so that the artificial board is pushed to the specified position; Step 3: Before the test, according to the test requirements, control some auxiliary electric push rods to retract, drive the upper circular plate or the circular ring plate to move downward, and expose part of the circular channel; Step 4: The control and adjustment combination drives the detection head to move to the specified position, and the contraction of the hydraulic rod enables the detection head to perform hardness detection on the artificial board.

[0015] Compared with the prior art, the technical effects and advantages of the present invention are as follows: The artificial board hardness detection device and detection method thereof are driven by a linear motor, and the extension of a horizontal electric push rod is coordinated so that the push plate pushes the artificial board to move, and the artificial board is moved to a specified position, and the adjustment of the adjustment combination is coordinated to meet different detection needs. When unloading, the vertical electric push rod is retracted so that the push plate is under the support frame and the support table, and the servo motor drives the assembly block to rotate ninety degrees to prevent the horizontal electric push rod from affecting the subsequent unloading. The extension of the electric push rod is installed to drive the lifting lug and the pulley to move upward, and the support table is lifted to make it in an inclined state, so that the artificial board automatically slides down with gravity. The artificial board hardness detection device and detection method thereof, the contraction of different auxiliary electric push rods exposes circular channels of different sizes to meet different detection needs, and the detection head is located in the circular channel to meet other detection needs; The artificial board hardness detection device and detection method thereof, after the adjustment combination drives the detection head to move, the hydraulic rod contracts, indirectly drives the detection head to move downward, and realizes the hardness detection of the artificial board. During the downward movement, the contraction of the spring prevents the detection head from moving downward excessively and damaging the detection head. The fixing of the threaded rod can ensure the stability of the detection head, and it is convenient to replace the detection head. The elasticity of the rubber sleeve also prevents the detection head from moving around and falling off. The artificial board hardness detection device and detection method thereof can not only adjust the position and unload materials, but also meet different detection needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 It is a schematic diagram of the structure of the horizontal electric push rod and the vertical electric push rod after adjustment of the present invention; Figure 3 It is a structural schematic diagram of the support platform of the present invention; Figure 4 It is a right side view of the support platform and the support frame of the present invention; Figure 5 For the present invention Figure 4 The right side view after the middle support platform is adjusted; Figure 6It is a structural schematic diagram of installing a linear motor of the present invention; Figure 7 It is a structural schematic diagram of the mounting plate of the present invention; Figure 8 It is a right side view of the cross connecting plate of the present invention; Fig. 9 It is a structural schematic diagram of the horizontal connecting plate of the present invention when viewed from above; Fig.10 It is a cross-sectional view of the vertical connecting plate and the hollow plate of the present invention.

[0017] Description of reference numerals: In the figure: 1. Counterweight plate; 2. Detection head; 3. Adjustment assembly; 4. Support table; 5. Support frame; 6. Install linear motor; 7. Auxiliary plate; 8. Vertical electric push rod; 9. Servo motor; 10. Assembly block; 11. Horizontal electric push rod; 12. Push plate; 13. Mounting plate; 14. Install electric push rod; 15. Lifting ear; 16. Pulley; 17. Lower circular plate; 18. Connecting rod; 19. Upper circular plate; 20. Circular plate; 21. Auxiliary electric push rod; 31. Hydraulic rod; 32. Horizontal connecting plate; 33. Vertical connecting plate; 34. Hollow plate; 35. Horizontal linear motor; 36. Vertical connecting plate; 37. Longitudinal linear motor; 38. Butt plate; 39. Pressure sensor; 310. Spring; 311. Rubber sleeve; 312. Butt-tighten threaded rod. DETAILED DESCRIPTION

[0018] In the following description, a large number of specific details are provided to provide a more thorough understanding of the present invention. However, it is apparent to those skilled in the art that the present invention can be implemented without one or more of these details. In other examples, in order to avoid confusion with the present invention, some technical features well known in the art are not described.

[0019] The connection method can be bonding, welding, bolt connection, etc., depending on actual needs.

[0020] See also Figures 1 to 10 , this embodiment includes: Weight plate 1; The detection head 2 is connected and fixed to the counterweight plate 1 through the adjustment assembly 3, and is used to detect the hardness of the artificial board. The shape and size of the detection head 2 are selected according to actual needs and can be replaced regularly; A support platform 4, used to support the artificial board; The support frame 5 is rotatably connected to the support platform 4 through a hinge, and the support frame 5 is fixedly connected to the counterweight plate 1 through a plurality of support columns; Four linear motors 6 are installed at the top of the counterweight plate 1. The four linear motors 6 are arranged in pairs, and the two pairs of linear motors 6 are arranged vertically. The moving parts of the four linear motors 6 are connected to auxiliary plates 7. The top of the auxiliary plates 7 is connected to multiple vertical electric push rods 8. The moving parts of the multiple vertical electric push rods 8 are commonly connected to servo motors 9. The servo motors 9 are designed near the hinge, and the servo motors 9 at the other three positions can also be replaced with structures that do not need to rotate. The assembly block 10 is connected and fixed with the output shaft of the servo motor 9 through a connecting piece. A transverse electric push rod 11 is connected to the side of the assembly block 10. The moving part of the transverse electric push rod 11 is connected to a push plate 12 for pushing the artificial board to move. The artificial board to be inspected is placed on the support table 4, and the four installation linear motors 6 are controlled to drive the installation plate 13 to move. If the distance is insufficient, the transverse electric push rod 11 can be controlled to extend to drive the push plate 12 to move so that the artificial board is pushed to the specified position. After the inspection is completed, the transverse electric push rod 11 and the installation linear motor 6 are controlled to reset, and the vertical electric push rod 8 close to the hinge is controlled to shrink so that the push plate 12 is below the support frame 5 and the support table 4. The servo motor 9 drives the assembly block 10 to rotate ninety degrees to prevent the transverse electric push rod 11 from affecting subsequent unloading; A U-shaped mounting plate 13 is connected to the bottom end of the support frame 5, and a plurality of mounting electric push rods 14 are embedded in the bottom end of the mounting plate 13. The moving parts of the plurality of mounting electric push rods 14 are commonly connected to a lifting ear 15, and the lifting ear 15 is connected to a pulley 16 for lifting the support platform 4 through a rotating shaft. The mounting electric push rods 14 are controlled to extend, driving the lifting ear 15 and the pulley 16 to move upward, lifting the support platform 4, making it in an inclined state, so that the artificial board automatically slides down with gravity.

[0021] In order to meet different detection needs, a circular channel is opened at the top of the support platform 4, and a lower circular plate 17 corresponding to the position of the circular channel is arranged at the bottom of the support platform 4. The lower circular plate 17 is connected and fixed to the support platform 4 through multiple connecting rods 18. The inner cavity of the circular channel is provided with an upper circular plate 19 and multiple circular ring plates 20 from the inside to the outside. A number of auxiliary electric push rods 21 are embedded in the lower circular plate 17, and the moving parts of the several auxiliary electric push rods 21 are respectively connected and fixed to the upper circular plate 19 and the multiple circular ring plates 20. Before the detection, according to the detection needs, some of the auxiliary electric push rods 21 are controlled to retract, driving the upper circular plate 19 or the circular ring plate 20 to move downward to expose part of the circular channel. The number of circular ring plates 20 that move downward is selected according to actual needs, and can be zero to two.

[0022] Adjustment package 3 includes: A plurality of hydraulic rods 31 are fixedly connected to the top of the counterweight plate 1; A cross-connecting plate 32 connected to the top ends of the moving parts of the plurality of hydraulic rods 31; The vertical connecting plate 33 is arranged below the transverse connecting plate 32. The outer periphery of the vertical connecting plate 33 is provided with a hollow plate 34 for limiting the detection head 2. A plurality of transverse linear motors 35 are installed at the bottom end of the transverse connecting plate 32. The moving parts of the plurality of transverse linear motors 35 are commonly connected to the longitudinal connecting plate 36. The bottom end of the longitudinal connecting plate 36 is installed with a longitudinal linear motor 37. The moving part of the longitudinal linear motor 37 is fixedly connected to the vertical connecting plate 33. The transverse linear motor 35 and the longitudinal linear motor 37 of the control and adjustment combination 3 are moved to drive the detection head 2 to move to the specified position. The hydraulic rod 31 is controlled to contract so that the detection head 2 performs hardness detection on the artificial board.

[0023] For protection, the inner cavity of the hollow plate 34 is also fixedly connected with a support plate 38 for resisting the detection head 2. A pressure sensor 39 is installed on the top of the support plate 38. The pressure sensor 39 is fixed to the vertical connecting plate 33 through a spring 310. A rubber sleeve 311 is bonded to the inner wall of the hollow plate 34 for preventing the detection head 2 from falling off. A threaded channel is opened on the side of the hollow plate 34. The threaded channel is threadedly connected with a tightening threaded rod 312 for tightening the detection head 2. During detection, the pressure sensor 39 can detect the pressure, and the contraction of the spring 310 can prevent the detection head 2 from moving downward excessively and damaging the detection head 2.

[0024] A method for testing the hardness of an artificial board, comprising: Step 1: Place the artificial board to be tested on the support table 4; Step 2: Control four mounting linear motors 6 to drive the mounting plate 13 to move, and indirectly move the push plate 12, so that the artificial board is pushed to a specified position; Step 3: Before the test, according to the test requirements, control part of the auxiliary electric push rods 21 to retract, drive the upper circular plate 19 or the annular plate 20 to move downward, and expose part of the circular channel; Step 4: The control and adjustment assembly 3 drives the detection head 2 to move to the specified position, and the hydraulic rod 31 contracts, so that the detection head 2 performs hardness detection on the artificial board.

[0025] The detection head 2, the installation linear motor 6, the vertical electric push rod 8, the servo motor 9, the transverse electric push rod 11, the installation electric push rod 14, the auxiliary electric push rod 21, the hydraulic rod 31, the transverse linear motor 35, the longitudinal linear motor 37, and the pressure sensor 39 are all set as the prior art. The working principle, size and model are irrelevant to the function of the present application, so they are not described in detail. The control method of the present invention is controlled by a controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. The present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0026] How it works The artificial board hardness detection device and detection method thereof are as follows: the artificial board to be detected is placed on the support table 4, and four mounting linear motors 6 are controlled to drive the mounting plate 13 to move. If the distance is insufficient, the horizontal electric push rod 11 can be controlled to extend to drive the push plate 12 to move, so that the artificial board is pushed to the specified position; Before the test, according to the test requirements, the auxiliary electric push rods 21 are controlled to retract, driving the upper circular plate 19 or the annular plate 20 to move downward, exposing part of the circular channel; The horizontal linear motor 35 and the vertical linear motor 37 of the control adjustment assembly 3 are moved to drive the detection head 2 to move to the specified position, and the hydraulic rod 31 is controlled to contract so that the detection head 2 performs hardness detection on the artificial board. During the detection, the pressure sensor 39 can detect the pressure, and the spring 310 contracts to prevent the detection head 2 from moving down excessively and damaging the detection head 2; After the detection is completed, the horizontal electric push rod 11 and the installation linear motor 6 are controlled to reset, and the vertical electric push rod 8 close to the hinge is controlled to retract, so that the push plate 12 is under the support frame 5 and the support platform 4, and the servo motor 9 drives the assembly block 10 to rotate ninety degrees to prevent the horizontal electric push rod 11 from affecting the subsequent unloading, and the installation electric push rod 14 is controlled to extend, driving the lifting ear 15 and the pulley 16 to move upward, lifting the support platform 4, making it in an inclined state, so that the artificial board automatically slides down with gravity.

[0027] It should be noted that, in this document, relational terms such as one and two are merely used to distinguish one entity or operation from another entity or operation, but do not necessarily require or imply any actual relationship or order between these entities or operations.

[0028] Although 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 device for testing the hardness of artificial boards, characterized in that: include: Weight plate (1); The detection head (2) is connected and fixed to the counterweight plate (1) through the adjustment assembly (3) and is used to perform hardness detection on the artificial board; A support platform (4) for supporting the artificial board; A support frame (5) is rotatably connected to the support platform (4) via a hinge, and the support frame (5) is fixedly connected to the counterweight plate (1) via a plurality of support columns; Four mounted linear motors (6) are all mounted on the top of the counterweight plate (1); the four mounted linear motors (6) are arranged in pairs of two, and the two pairs of mounted linear motors (6) are arranged vertically; the moving parts of the four mounted linear motors (6) are all connected to an auxiliary plate (7); the top of the auxiliary plate (7) is connected to a plurality of vertical electric push rods (8); and the moving parts of the plurality of vertical electric push rods (8) are commonly connected to a servo motor (9); An assembly block (10) is connected and fixed to the output shaft of the servo motor (9) via a connecting piece, a side of the assembly block (10) is connected to a transverse electric push rod (11), and a moving portion of the transverse electric push rod (11) is connected to a push plate (12) for pushing the artificial board to move; A U-shaped mounting plate (13) is connected to the bottom end of the support frame (5); a plurality of mounting electric push rods (14) are embedded in the bottom end of the mounting plate (13); the moving parts of the plurality of mounting electric push rods (14) are commonly connected to a lifting lug (15); and the lifting lug (15) is rotatably connected to a pulley (16) for lifting the support platform (4) via a rotating shaft.

2. The device for detecting hardness of artificial boards according to claim 1, characterized in that: A circular channel is provided at the top of the support platform (4), and a lower circular plate (17) corresponding to the position of the circular channel is provided below the support platform (4).

3. The device for detecting hardness of artificial boards according to claim 2, characterized in that: The lower circular plate (17) is connected and fixed to the support platform (4) via a plurality of connecting rods (18), and the inner cavity of the circular channel is provided with an upper circular plate (19) and a plurality of annular plates (20) from the inside to the outside.

4. The device for detecting hardness of artificial boards according to claim 3, characterized in that: A plurality of auxiliary electric push rods (21) are embedded in the lower circular plate (17), and the moving parts of the plurality of auxiliary electric push rods (21) are respectively connected and fixed to the upper circular plate (19) and the plurality of annular plates (20).

5. The device for detecting hardness of artificial boards according to claim 1, characterized in that: The adjustment combination (3) includes: A plurality of hydraulic rods (31) are fixedly connected to the top end of the counterweight plate (1); A cross-connecting plate (32) connected to the top ends of the moving parts of the plurality of hydraulic rods (31); The vertical connecting plate (33) is arranged below the horizontal connecting plate (32), and a hollow plate (34) for limiting the detection head (2) is arranged on the outer periphery of the vertical connecting plate (33).

6. The device for detecting hardness of artificial board according to claim 5, characterized in that: A plurality of transverse linear motors (35) are mounted on the bottom end of the transverse connecting plate (32), and the moving parts of the plurality of transverse linear motors (35) are commonly connected to the longitudinal connecting plate (36).

7. The device for detecting hardness of artificial board according to claim 6, characterized in that: A longitudinal linear motor (37) is installed at the bottom end of the longitudinal connecting plate (36), and a moving part of the longitudinal linear motor (37) is connected and fixed to the vertical connecting plate (33).

8. The device for detecting hardness of artificial boards according to claim 7, characterized in that: The inner cavity of the hollow plate (34) is also fixedly connected to a support plate (38) for supporting the detection head (2), and a pressure sensor (39) is installed on the top of the support plate (38). The pressure sensor (39) is connected and fixed to the vertical connecting plate (33) via a spring (310).

9. The device for detecting hardness of artificial boards according to claim 8, characterized in that: A rubber sleeve (311) for preventing the detection head (2) from falling off is bonded to the inner wall of the hollow plate (34), and a threaded channel is provided on the side of the hollow plate (34), and a tightening threaded rod (312) for tightening the detection head (2) is threadedly connected to the threaded channel.

10. A method for detecting hardness of an artificial board used for implementing the artificial board hardness detecting device according to any one of claims 1 to 9, characterized in that: include: Step 1: Place the artificial board to be tested on the support table (4); Step 2: Control four mounting linear motors (6) to drive the mounting plate (13) to move, and indirectly move the push plate (12), so that the artificial board is pushed to a specified position; Step 3: Before the test, according to the test requirements, control part of the auxiliary electric push rods (21) to retract, drive the upper circular plate (19) or the annular plate (20) to move downward, and expose part of the circular channel; Step 4: The control and adjustment assembly (3) drives the detection head (2) to move to a specified position, and the hydraulic rod (31) contracts, so that the detection head (2) performs hardness detection on the artificial board.

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