Flatness detection device for prefabricated laminated slab

Abstract

The invention discloses a flatness detection device for a prefabricated laminated slab, and belongs to the technical field of flatness detection, the flatness detection device comprises a detection table, and the top of the detection table is provided with an adjusting and placing assembly for placing the prefabricated laminated slab. According to the device, the sweeping assembly is arranged, a connecting shaft drives an air bag to periodically expand and contract through a first driving wheel, a first transmission belt, a first driven wheel, a cam, a moving plate and a second spring, and the air bag is matched with an air inlet pipe, a one-way valve and a sweeping pipe to achieve one-way conveying of airflow; air flow is sprayed out from the blowing pipe and blows dust impurities swept out by the sweeping disc to the outside of the prefabricated laminated slab, so that accumulation of the dust impurities swept out by the sweeping disc can be avoided, sweeping dead angles are avoided through the combined sweeping mode, cleanliness of the cement flat surface of the prefabricated laminated slab is guaranteed, and the influence of the dust impurities on flatness detection is reduced. And the accuracy of the flatness detection result is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of flatness detection, and in particular relates to a flatness detection device for prefabricated composite panels. Background Art

[0002] Precast composite slabs are assembled integral floor slabs made of precast slabs and cast-in-place reinforced concrete layers. They have good integrity and are easy to decorate the finishing layer. They are suitable for high-rise buildings and large-span buildings that require high overall rigidity. In order to ensure the corresponding construction requirements, when using precast composite slabs for construction, it is often necessary to test their flatness.

[0003] The document with publication number CN115876063A discloses a device for measuring the flatness of a prefabricated composite plate and a method for using the same, wherein the device comprises a base, wherein the top and bottom surfaces of the base are respectively provided with a recording board and a support leg, wherein the base is provided with an adjustment cavity penetrating the top and bottom surfaces, wherein a limit box is slidably connected to the inside of the adjustment cavity; a slide rod penetrating the limit box and the adjustment cavity, wherein a recording pen is connected to one end of the slide rod close to the recording board, wherein the recording pen abuts against the recording board; wherein a limit block is fixedly provided on one side of the limit box close to the recording board, wherein the limit block The slide bar is connected to the base through an elastic member, and the distance between the end of the slide bar away from the elastic member and the bottom of the base is not less than the length of the support leg. The invention detects the flatness of the composite plate by sliding the slide bar, thereby effectively improving the measurement efficiency. At the same time, the invention can be used inverted to measure the flatness of the bottom surface of the composite plate, effectively ensuring personnel safety and construction quality. However, in the actual process of flatness detection of prefabricated composite plates, since most prefabricated composite plates are cement products, a lot of dust and impurities will adhere to their surface, which will affect the detection result of the flatness of the prefabricated composite plates. Therefore, certain improvements are needed. Summary of the invention

[0004] The purpose of the present invention is to propose a flatness detection device for prefabricated composite panels in order to solve the problem that most prefabricated composite panels are made of cement and a lot of dust and impurities will adhere to their surfaces, thus affecting the detection results of the flatness of the prefabricated composite panels.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: A flatness detection device for prefabricated laminated panels, comprising a detection platform, an adjustment and placement assembly for placing the prefabricated laminated panels is arranged on the top of the detection platform, movable racks capable of relative movement are arranged on both sides of the detection platform, movable assemblies are arranged at the bottoms of the two movable racks, and a cleaning assembly and a detection mark assembly are respectively arranged between the two movable racks; The cleaning assembly includes a movable box that can move in the vertical direction, and a plurality of cleaning discs distributed in a linear array are rotatably connected to the bottom of the movable box. A fixed box is connected to one side of the movable box, and an airbag that can reciprocate and contract is connected to one side of the inner wall of the fixed box. A plurality of purge pipes in a linear array are connected to the bottom of the airbag, and the other end of the purge pipe extends to the outside of the fixed box. The airbag transports gas to the purge pipe to remove dust and impurities cleaned by the cleaning disc.

[0006] As a further description of the above technical solution: The movable box is rotatably connected with a connecting shaft through a connecting piece, and a plurality of fourth bevel gears in a linear array are connected to the outer surface of the connecting shaft. The third bevel gear is meshed and connected to one side of the bottom of the fourth bevel gear. The bottom of the third bevel gear is connected to a rotating shaft, one end of the rotating shaft extends to the outside of the movable box and is connected to the top of the cleaning disk, and the second bevel gear is connected to both ends of the connecting shaft. The first bevel gear is meshed and connected to one side of the second bevel gear. A sleeve is connected to the inside of the first bevel gear, and both ends of the sleeve extend to the outside of the movable box and are rotatably connected to the movable box. Two symmetrically arranged first driving wheels are connected to the outer surface of the connecting shaft, and a rotating shaft is rotatably connected to the inside of the fixed box. Two symmetrically arranged first driven wheels are connected to the outer surface of the rotating shaft. The first driving wheel and the first driven wheel are connected to a first transmission belt for transmission, and a groove for the first transmission belt to pass through is provided between the fixed box and the movable box. A cam is connected to the outer surface of the rotating shaft, and a movable plate is attached to one side of the cam, and the other side of the movable plate is connected to one side of the airbag. The top of the airbag is connected to two symmetrically arranged intake pipes, and a one-way valve is provided in the intake pipe and the purge pipe.

[0007] As a further description of the above technical solution: A rotating rod is slidably connected in the sleeve, and the rotating rod is rotatably connected to the moving frame through a bearing. The outer surface of the rotating rod is connected to a driving gear, and one side of the driving gear is meshed and connected with a fixed rack, and one side of the fixed rack is connected to one side of the detection platform. One side of the moving plate is connected to two symmetrically arranged telescopic rods, and the other end of the telescopic rod is connected to one side of the inner wall of the fixed box. A second spring is sleeved on the outer surface of the telescopic rod, and two ends of the second spring are respectively connected to one side of the moving plate and one side of the inner wall of the fixed box.

[0008] As a further description of the above technical solution: The detection mark assembly includes a liquid storage box for storing marking liquid, one side of the liquid storage box is connected to one side of the fixed box, the bottom of the liquid storage box is connected to a plurality of connecting pipes, the bottom of the inner wall of the connecting pipe is connected to a fixed seat, the top of the fixed seat is provided with a sealing groove, a sealing block is slidably connected in the sealing groove, the bottom of the sealing block is connected to a sliding tube, the sliding tube passes through the fixed seat and extends to the outside of the connecting tube, the outer surface of one end of the sliding tube close to the sealing block is provided with a plurality of through grooves distributed in a circumferential array, the bottom of the sliding tube is connected to a flat marking box, and the bottom of the flat marking box is provided with a plurality of discharge holes.

[0009] As a further description of the above technical solution: A first spring is sleeved on the outer surface of the sliding tube, and two ends of the first spring are respectively connected to one side of the flat marking box and one side of the connecting tube, and the top of the liquid storage box is connected to a liquid inlet pipe.

[0010] As a further description of the above technical solution: The adjustment and placement assembly includes two symmetrically arranged connecting plates, the top of the connecting plate is connected to a supporting plate, the connecting plate is slidably connected to the top of the detection platform, a second slide groove is opened at the center position of the top of the detection platform, two movable screws are rotatably connected in the second slide groove, the two movable screws are connected by a fixed shaft, the outer surface of the movable screw is threadedly connected to a first screw seat, the top of the first screw seat is connected to the bottom of the connecting plate, one end of the movable screw extends to the outside of the second slide groove and is connected to a turntable, and the two movable screws are symmetrically arranged along the center position of the fixed shaft, and the thread directions of the two movable screws are opposite.

[0011] As a further description of the above technical solution: A first slide groove is provided on both sides of the top of the detection platform, a sliding sleeve is slidably connected in the first slide groove, a fixed slide rod is slidably connected in the sliding sleeve, and two ends of the fixed slide rod are respectively connected to one side of the inner wall of the first slide groove.

[0012] As a further description of the above technical solution: The moving assembly includes two symmetrically arranged driving screws, and two symmetrically arranged side plates are connected to both sides of the detection platform. The driving screw is rotatably connected between the two side plates on the same side. The outer surface of the driving screw is threadedly connected to a moving seat, and the top of the moving seat is connected to the bottom of the moving frame.

[0013] As a further description of the above technical solution: One end of the two driving screws extends to the other side of the side plate and is respectively connected to a second driving wheel and a second driven wheel, a second transmission belt is connected between the second driving wheel and the second driven wheel, a fixed motor is fixedly installed on one side of the side plate through a mounting plate, and one end of the fixed motor output shaft is connected to one side of the second driving wheel.

[0014] As a further description of the above technical solution: The bottom of the detection table is connected to a base plate, and the tops of the two movable frames are connected to the same top plate. A driving motor is fixedly installed on the top of the top plate through a mounting seat. One end of the output shaft of the driving motor is connected to a lifting screw, and the other end of the lifting screw extends to the other side of the top plate and is threadedly connected to a second screw seat, and the bottom of the second screw seat is connected to the top of the movable box.

[0015] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are: 1. In the present invention, a cleaning component is set, the movable frame drives the first bevel gear to rotate through the rotating rod, the driving gear, the fixed rack, the rotating rod and the sleeve, and the first bevel gear drives the cleaning disk to rotate through the second bevel gear, the connecting shaft, the fourth bevel gear and the third bevel gear to rotate and clean the cement flat surface of the prefabricated composite board, and the connecting shaft drives the air bag to expand and contract periodically through the first driving wheel, the first transmission belt, the first driven wheel, the cam, the movable plate and the second spring, and the air bag cooperates with the air intake pipe, the one-way valve and the purge pipe to realize the one-way transmission of airflow, and the airflow is sprayed from the purge pipe and blows the dust and impurities cleaned by the cleaning disk to the outside of the prefabricated composite board, thereby avoiding the accumulation of dust and impurities cleaned by the cleaning disk, and avoiding the occurrence of cleaning dead corners through the cleaning method combining the two, ensuring the cleanliness of the cement flat surface of the prefabricated composite board, reducing the influence of dust and impurities on the flatness detection, and improving the accuracy of the flatness detection result.

[0016] 2. In the present invention, by setting a detection mark component, when the flat mark box encounters a raised non-flat area, the raised area will lift up the flat mark box, and the flat mark box drives the sealing block to move through the sliding tube, so that the sealing block is separated from the sealing groove and the through groove on the outer surface of the sliding tube leaks out, so that the marking liquid in the connecting tube is discharged through the through groove, the sliding tube and the flat mark box, thereby leaving a mark on the surface of the cement flat surface of the prefabricated composite board, which is convenient for the staff to find the defective points according to the mark, thereby simplifying the later repair process of the prefabricated composite board and improving the flatness detection effect through the distribution of marking points.

[0017] 3. In the present invention, by adjusting the placement assembly, the staff rotates the turntable, and the turntable drives the support plate to move by moving the lead screw, the first lead screw seat, the sliding sleeve and the connecting plate, so that the distance between the two support plates changes, so that the position of the support plate is located between the reinforcing steel bars under the prefabricated composite plate and supports the cement board surface of the prefabricated composite plate. By controlling the distance between the support plates, the support plates can support the bottom surfaces of prefabricated composite plates of different specifications without interference, avoiding damage to the reinforcing steel bars of the prefabricated composite plates, ensuring the stability of the prefabricated composite plates during inspection, and improving the accuracy of the inspection results. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention; Figure 2 For the present invention Figure 1 The enlarged structural diagram of part A in the middle; Figure 3 It is a schematic diagram of the three-dimensional structure from another viewing angle of the present invention; Figure 4 A schematic diagram of the three-dimensional structure of adjusting and placing components of the present invention; Figure 5 For the present invention Figure 4 The enlarged structural diagram of part B in the middle; Figure 6 It is a three-dimensional structural schematic diagram of the cleaning component and the detection marking component of the present invention; Figure 7 It is a schematic diagram of the internal structure of the cleaning assembly of the present invention; Figure 8 For the present invention Figure 7 The enlarged structural diagram of the middle C part; Fig. 9 It is a structural schematic diagram of the detection marking assembly of the present invention; Fig.10 It is a partial three-dimensional structural schematic diagram of the detection mark assembly of the present invention.

[0019] Legend: 1. Base plate; 2. Inspection table; 3. Adjustment and placement assembly; 301. Turntable; 302. Support plate; 303. Connecting plate; 304. Sliding sleeve; 305. Fixed sliding rod; 306. First sliding groove; 307. First lead screw seat; 308. Second sliding groove; 309. Moving lead screw; 4. Moving frame; 5. Top plate; 6. Inspection mark assembly; 601. Liquid storage box; 602. Liquid inlet pipe; 603. Connecting pipe; 604. Leveling mark box; 605. Sliding pipe; 606. First spring; 607. Fixed seat; 608. Sealing groove; 609. Sealing block; 610. Through groove; 7. Cleaning assembly; 701. Moving box; 702. Rotating rod; 703. Fixed box; 704. Fixed rack; 70 5. Driving gear; 706. Cleaning disc; 707. First driving wheel; 708. Sleeve; 709. First transmission belt; 710. First driven wheel; 711. Cam; 712. Inlet pipe; 713. Air bag; 714. Telescopic rod; 715. Second spring; 716. Purge pipe; 717. Moving plate; 718. First bevel gear; 719. Second bevel gear; 720. Third bevel gear; 721. Fourth bevel gear; 8. Moving assembly; 801. Fixed motor; 802. Side plate; 803. Second transmission belt; 804. Second driven wheel; 805. Driving screw; 806. Second driving wheel; 807. Moving seat; 9. Driving motor; 10. Lifting screw; 11. Second screw seat. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] See also Figure 1-Figure 10 , the present invention provides a technical solution: A flatness detection device for prefabricated composite panels, comprising a detection table 2, an adjustment and placement component 3 for placing the prefabricated composite panels is arranged on the top of the detection table 2, movable frames 4 that can move relatively are arranged on both sides of the detection table 2, movable components 8 are arranged at the bottom of the two movable frames 4, and cleaning components 7 and detection mark components 6 are respectively arranged between the two movable frames 4, a base plate 1 is connected to the bottom of the detection table 2, and the tops of the two movable frames 4 are connected to the same top plate 5, a driving motor 9 is fixedly installed on the top of the top plate 5 through a mounting seat, one end of the output shaft of the driving motor 9 is connected to a lifting screw 10, the other end of the lifting screw 10 extends to the other side of the top plate 5 and is threadedly connected to a second screw seat 11, and the bottom of the second screw seat 11 is connected to the top of the moving box 701; The cleaning assembly 7 includes a movable box 701 that can move in the vertical direction, and a plurality of cleaning discs 706 distributed in a linear array are rotatably connected to the bottom of the movable box 701. A fixed box 703 is connected to one side of the movable box 701, and an air bag 713 that can reciprocate and contract is connected to one side of the inner wall of the fixed box 703. A plurality of purge pipes 716 in a linear array are connected to the bottom of the air bag 713, and the other end of the purge pipe 716 extends to the outside of the fixed box 703. The air bag 713 transports gas to the purge pipe 716 and removes dust and impurities cleaned by the cleaning disc 706. The inside of the movable box 701 is rotatably connected to a connecting shaft through a connecting piece. The outer surface of the connecting shaft is connected to a plurality of fourth bevel gears 721 in a linear array, and one side of the bottom of the fourth bevel gear 721 is meshedly connected to the third bevel gear 720, and the bottom of the third bevel gear 720 is connected to a rotating shaft, one end of the rotating shaft extends to the outside of the moving box 701 and is connected to the top of the cleaning disk 706, and both ends of the connecting shaft are connected to the second bevel gear 719, and one side of the second bevel gear 719 is meshedly connected to the first bevel gear 718, and the first bevel gear 718 is connected to the sleeve 708, and both ends of the sleeve 708 extend to the outside of the moving box 701 and are rotatably connected to the moving box 701. The outer surface of the connecting shaft is connected to two symmetrically arranged first driving The fixed box 703 is internally connected with a rotating shaft, and the outer surface of the rotating shaft is connected with two symmetrically arranged first driven wheels 710, and the first driving wheel 707 and the first driven wheel 710 are connected with a first transmission belt 709, and a slot for the first transmission belt 709 to pass through is provided between the fixed box 703 and the movable box 701, and the outer surface of the rotating shaft is connected with a cam 711, and a movable plate 717 is attached to one side of the cam 711, and the other side of the movable plate 717 is connected to one side of the airbag 713, and the top of the airbag 713 is connected with two symmetrically arranged air inlet pipes 712, and the air inlet pipe 712 and the purge pipe 716 are both provided with A one-way valve is arranged, a rotating rod 702 is slidably connected in the sleeve 708, the rotating rod 702 is rotatably connected in the moving frame 4 through a bearing, a driving gear 705 is connected to the outer surface of the rotating rod 702, one side of the driving gear 705 is meshedly connected to a fixed rack 704, one side of the fixed rack 704 is connected to one side of the detection platform 2, one side of the moving plate 717 is connected to two symmetrically arranged telescopic rods 714, the other end of the telescopic rod 714 is connected to one side of the inner wall of the fixed box 703, a second spring 715 is sleeved on the outer surface of the telescopic rod 714, and the two ends of the second spring 715 are respectively connected to one side of the moving plate 717 and one side of the inner wall of the fixed box 703; The moving assembly 8 includes two symmetrically arranged driving screws 805, and two symmetrically arranged side plates 802 are connected on both sides of the detection platform 2. The driving screws 805 are rotatably connected between the two side plates 802 on the same side. The outer surface of the driving screw 805 is threadedly connected with a moving seat 807, and the top of the moving seat 807 is connected to the bottom of the moving frame 4. One end of the two driving screws 805 extends to the other side of the side plate 802 and is respectively connected to a second driving wheel 806 and a second driven wheel 804. A second transmission belt 803 is transmission-connected between the second driving wheel 806 and the second driven wheel 804. A fixed motor 801 is fixedly installed on one side of the side plate 802 through a mounting plate, and one end of the output shaft of the fixed motor 801 is connected to one side of the second driving wheel 806.

[0022] The specific implementation method is as follows: by setting the cleaning component 7, the mobile frame 4 drives the first bevel gear 718 to rotate through the rotating rod 702, the driving gear 705, the fixed rack 704, the rotating rod 702 and the sleeve 708, and the first bevel gear 718 drives the cleaning disc 706 to rotate through the second bevel gear 719, the connecting shaft, the fourth bevel gear 721 and the third bevel gear 720 to rotate and clean the cement flat surface of the prefabricated composite board, and the connecting shaft drives the first driving wheel 707, the first transmission belt 709, the first driven wheel 718 and the first driven wheel 719. The wheel 710, cam 711, movable plate 717 and second spring 715 drive the airbag 713 to expand and contract periodically. The airbag 713 cooperates with the air inlet pipe 712, the one-way valve and the purge pipe 716 to realize one-way delivery of airflow. The airflow is ejected from the purge pipe 716 and blows the dust and impurities cleaned by the cleaning disc 706 to the outside of the prefabricated composite board, thereby avoiding the accumulation of dust and impurities cleaned by the cleaning disc 706. The combination of the two cleaning methods can avoid cleaning dead corners and ensure the cleanliness of the cement flat surface of the prefabricated composite board.

[0023] The detection mark component 6 includes a liquid storage box 601 for storing marking liquid, one side of the liquid storage box 601 is connected to one side of the fixed box 703, a plurality of connecting pipes 603 are connected to the bottom of the liquid storage box 601, a fixed seat 607 is connected to the bottom of the inner wall of the connecting pipe 603, a sealing groove 608 is provided on the top of the fixed seat 607, a sealing block 609 is slidably connected in the sealing groove 608, a sliding tube 605 is connected to the bottom of the sealing block 609, the sliding tube 605 passes through the fixed seat 607 and extends to the outside of the connecting pipe 603, a plurality of through grooves 610 distributed in a circumferential array are provided on the outer surface of one end of the sliding tube 605 close to the sealing block 609, a flat marking box 604 is connected to the bottom of the sliding tube 605, a plurality of discharge holes are provided at the bottom of the flat marking box 604, a first spring 606 is sleeved on the outer surface of the sliding tube 605, and both ends of the first spring 606 are respectively connected to one side of the flat marking box 604 and one side of the connecting pipe 603, and a liquid inlet pipe 602 is connected to the top of the liquid storage box 601.

[0024] The specific implementation method is as follows: by setting a detection mark component 6, when the leveling mark box 604 encounters a raised non-level area, the raised area will lift up the leveling mark box 604, and the leveling mark box 604 drives the sealing block 609 to move through the sliding tube 605, so that the sealing block 609 is separated from the sealing groove 608 and the through groove 610 on the outer surface of the sliding tube 605 leaks out, so that the marking liquid in the connecting tube 603 is discharged through the through groove 610, the sliding tube 605 and the leveling mark box 604, thereby leaving a mark on the surface of the cement flat surface of the prefabricated composite board, which is convenient for the staff to find the defect points according to the mark.

[0025] The adjustment and placement component 3 includes two symmetrically arranged connecting plates 303, the top of the connecting plate 303 is connected to a supporting plate 302, the connecting plate 303 is slidably connected to the top of the detection platform 2, a second slide groove 308 is opened at the center position of the top of the detection platform 2, two movable screws 309 are rotatably connected in the second slide groove 308, the two movable screws 309 are connected by a fixed axis, the outer surface of the movable screw 309 is threadedly connected with a first screw seat 307, the top of the first screw seat 307 is connected to the bottom of the connecting plate 303, one end of the movable screw 309 extends to the outside of the second slide groove 308 and is connected to the turntable 301, and the two movable screws 309 are symmetrically arranged along the center position of the fixed axis, and the thread directions of the two movable screws 309 are opposite, first slide grooves 306 are opened on both sides of the top of the detection platform 2, a sliding sleeve 304 is slidably connected in the first slide groove 306, a fixed slide rod 305 is slidably connected in the sliding sleeve 304, and two ends of the fixed slide rod 305 are respectively connected to one side of the inner wall of the first slide groove 306.

[0026] The specific implementation method is as follows: by adjusting the placement component 3, the staff rotates the turntable 301, and the turntable 301 drives the support plate 302 to move by moving the screw 309, the first screw seat 307, the sliding sleeve 304 and the connecting plate 303, so that the distance between the two support plates 302 changes, so that the position of the support plate 302 is located between the reinforcing steel bars under the prefabricated composite board and supports the cement board surface of the prefabricated composite board. By controlling the distance between the support plates 302, the support plates 302 can support the bottom surfaces of prefabricated composite boards of different specifications without interference, thereby avoiding damage to the reinforcing steel bars of the prefabricated composite boards.

[0027] Working principle: When in use, the staff places the prefabricated composite panel on the adjustment and placement component 3 through the external lifting equipment. Before that, the staff drives the movable screw 309 to rotate by rotating the turntable 301, and the movable screw 309 drives the first screw seat 307 to move in the second slide groove 308. The first screw seat 307 cooperates with the sliding sleeve 304 to drive the connecting plate 303 to move, and the connecting plate 303 drives the supporting plate 302 to move, so that the distance between the two supporting plates 302 changes, so that the position of the supporting plate 302 is located between the reinforcing steel bars under the prefabricated composite panel and supports the cement board surface of the prefabricated composite panel.

[0028] After completing the placement of the prefabricated composite panels, the staff starts the drive motor 9, which drives the lifting screw 10 to rotate, and the lifting screw 10 drives the second screw seat 11 to move downward, and the second screw seat 11 drives the movable box 701 to move downward, so that the cleaning disc 706 and the bottom of the leveling mark box 604 are in contact with the cement flat surface of the prefabricated composite panels. After that, the staff starts the fixed motor 801, and the fixed motor 801 drives the second driving wheel 806 to rotate, and the second driving wheel 806 drives the second driven wheel 804 to rotate through the second transmission belt 803, and the second driving wheel 806 and the second driven wheel 804 respectively drive a driving screw 805 to rotate, and the driving screw 805 drives the movable seat 807 to move, and the movable seat 807 drives the two movable frames 4 and the top plate 5 to move to one side.

[0029] During the movement of the two moving frames 4 and the top plate 5, the moving frame 4 drives the rotating rod 702 and the driving gear 705 to move, the fixed rack 704 cooperates with the driving gear 705 to rotate the driving gear 705, the driving gear 705 drives the rotating rod 702 to rotate, the rotating rod 702 drives the sleeve 708 to rotate, the sleeve 708 drives the first bevel gear 718 to rotate, the first bevel gear 718 drives the second bevel gear 719 to rotate, the second bevel gear 719 drives the connecting shaft to rotate, the connecting shaft drives multiple fourth bevel gears 721 to rotate, the fourth bevel gear 721 drives the third bevel gear 720 to rotate, the third bevel gear 720 drives the cleaning disc 706 to rotate through the rotating shaft and rotates and cleans the cement flat surface of the prefabricated composite plate. , and when the connecting shaft rotates, it drives the first driving wheel 707 to rotate, and the first driving wheel 707 drives the first driven wheel 710 to rotate through the first transmission belt 709, and the first driven wheel 710 drives the rotating shaft to rotate, and the rotating shaft drives the cam 711 to rotate, and the cam 711 drives the movable plate 717 to move, and the second spring 715 cooperates with the telescopic rod 714 to drive the movable plate 717 to reset, so that the movable plate 717 performs reciprocating motion, and the movable plate 717 drives the airbag 713 to expand and contract periodically, and the airbag 713 cooperates with the air inlet pipe 712, the one-way valve and the purge pipe 716 to realize one-way conveying of airflow, and the airflow is ejected from the purge pipe 716 and blows the dust and impurities swept out of the cleaning plate 706 to the outside of the prefabricated composite plate.

[0030] And in the process of moving the movable frame 4, the fixed box 703 drives the liquid storage box 601 to move to one side, and the bottom of the leveling mark box 604 is in contact with the cement flat surface of the prefabricated composite board. When the leveling mark box 604 moves, if it encounters a raised non-flat area, the raised area will lift up the leveling mark box 604, and the leveling mark box 604 drives the sliding tube 605 to move in the connecting tube 603, so that the sliding tube 605 drives the sealing block 609 to move, so that the sealing block 609 is separated from the sealing groove 608 and the through groove 610 on the outer surface of the sliding tube 605 leaks, so that the marking liquid in the connecting tube 603 enters the sliding tube 605 through the through groove 610, and the marking liquid flows into the leveling mark box 604 through the sliding tube 605, and is discharged from the discharge hole to mark the defective points.

[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 according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A flatness detection device for prefabricated composite panels, comprising a detection table (2), characterized in that: The top of the detection platform (2) is provided with an adjustment placement component (3) for placing the prefabricated composite plate, and both sides of the detection platform (2) are provided with movable frames (4) capable of relative movement, and the bottoms of the two movable frames (4) are provided with movable components (8), and between the two movable frames (4) are respectively provided with a cleaning component (7) and a detection marking component (6); The cleaning assembly (7) comprises a movable box (701) capable of moving in a vertical direction, the bottom of the movable box (701) being rotatably connected to a plurality of cleaning discs (706) distributed in a linear array, one side of the movable box (701) being connected to a fixed box (703), one side of the inner wall of the fixed box (703) being connected to an air bag (713) capable of reciprocating contraction and expansion, the bottom of the air bag (713) being connected to a plurality of purge pipes (716) in a linear array, the other end of the purge pipe (716) extending to the outside of the fixed box (703), the air bag (713) conveying gas to the purge pipe (716), and removing dust and impurities swept by the cleaning disc (706).

2. A flatness detection device for prefabricated composite panels according to claim 1, characterized in that: The movable box (701) is internally rotatably connected to a connecting shaft via a connecting piece, and a plurality of fourth bevel gears (721) in a linear array are connected to the outer surface of the connecting shaft. The bottom side of the fourth bevel gear (721) is meshingly connected to a third bevel gear (720), and the bottom of the third bevel gear (720) is connected to a rotating shaft, one end of which extends to the outside of the movable box (701) and is connected to the top of the cleaning disc (706). The two ends of the connecting shaft are connected to second bevel gears (719), and one side of the second bevel gear (719) is meshingly connected to a first bevel gear (718). The first bevel gear (718) is internally connected to a sleeve (708), and the two ends of the sleeve (708) extend to the outside of the movable box (701) and are rotatably connected to the movable box (701). The outer surface of the connecting shaft is connected to two symmetrically arranged A first driving wheel (707) is rotatably connected to a rotating shaft inside the fixed box (703), and two symmetrically arranged first driven wheels (710) are connected to the outer surface of the rotating shaft. A first transmission belt (709) is transmission-connected between the first driving wheel (707) and the first driven wheel (710). A slot for the first transmission belt (709) to pass through is provided between the fixed box (703) and the movable box (701). A cam (711) is connected to the outer surface of the rotating shaft. A movable plate (717) is attached to one side of the cam (711), and the other side of the movable plate (717) is connected to one side of the airbag (713). The top of the airbag (713) is connected to two symmetrically arranged air intake pipes (712), and both the air intake pipe (712) and the purge pipe (716) are provided with a one-way valve.

3. A flatness detection device for prefabricated composite panels according to claim 2, characterized in that: A rotating rod (702) is slidably connected inside the sleeve (708), and the rotating rod (702) is rotatably connected to the moving frame (4) via a bearing. The outer surface of the rotating rod (702) is connected to a driving gear (705), and one side of the driving gear (705) is meshingly connected to a fixed rack (704), and one side of the fixed rack (704) is connected to one side of the detection platform (2). One side of the moving plate (717) is connected to two symmetrically arranged telescopic rods (714), and the other end of the telescopic rod (714) is connected to one side of the inner wall of the fixed box (703). A second spring (715) is sleeved on the outer surface of the telescopic rod (714), and two ends of the second spring (715) are respectively connected to one side of the moving plate (717) and one side of the inner wall of the fixed box (703).

4. A flatness detection device for prefabricated composite panels according to claim 1, characterized in that: The detection mark assembly (6) comprises a liquid storage box (601) for storing a marking liquid. One side of the liquid storage box (601) is connected to one side of a fixed box (703). The bottom of the liquid storage box (601) is connected to a plurality of connecting pipes (603). The bottom of the inner wall of the connecting pipe (603) is connected to a fixed seat (607). The top of the fixed seat (607) is provided with a sealing groove (608). A sealing block (609) is slidably connected in the sealing groove (608). The bottom of the sealing block (609) is connected to a sliding tube (605). The sliding tube (605) passes through the fixed seat (607) and extends to the outside of the connecting tube (603). The outer surface of one end of the sliding tube (605) close to the sealing block (609) is provided with a plurality of through grooves (610) distributed in a circumferential array. The bottom of the sliding tube (605) is connected to a flat marking box (604). The bottom of the flat marking box (604) is provided with a plurality of discharge holes.

5. A flatness detection device for prefabricated composite panels according to claim 4, characterized in that: The outer surface of the sliding tube (605) is sleeved with a first spring (606), and the two ends of the first spring (606) are respectively connected to one side of the leveling mark box (604) and one side of the connecting tube (603). The top of the liquid storage box (601) is connected to a liquid inlet pipe (602).

6. The flatness detection device for prefabricated composite panels according to claim 1, characterized in that: The adjustment and placement assembly (3) comprises two symmetrically arranged connecting plates (303), the top of the connecting plates (303) being connected to a supporting plate (302), the connecting plates (303) being slidably connected to the top of the detection platform (2), a second slide groove (308) being provided at the center position of the top of the detection platform (2), two movable lead screws (309) being rotatably connected in the second slide groove (308), the two movable lead screws (309) being connected via a fixed shaft, the outer surface of the movable lead screw (309) being threadedly connected to a first lead screw seat (307), the top of the first lead screw seat (307) being connected to the bottom of the connecting plate (303), one end of the movable lead screw (309) extending to the outside of the second slide groove (308) and being connected to a rotating disk (301), the two movable lead screws (309) being symmetrically arranged along the center position of the fixed shaft, and the thread directions of the two movable lead screws (309) being opposite.

7. A flatness detection device for prefabricated composite panels according to claim 6, characterized in that: A first slide groove (306) is provided on both sides of the top of the detection platform (2), a slide sleeve (304) is slidably connected in the first slide groove (306), a fixed slide rod (305) is slidably connected in the slide sleeve (304), and two ends of the fixed slide rod (305) are respectively connected to one side of the inner wall of the first slide groove (306).

8. The flatness detection device for prefabricated composite panels according to claim 1, characterized in that: The moving assembly (8) comprises two symmetrically arranged driving screws (805), two symmetrically arranged side plates (802) are connected to both sides of the detection platform (2), the driving screw (805) is rotatably connected between the two side plates (802) on the same side, the outer surface of the driving screw (805) is threadedly connected to a moving seat (807), and the top of the moving seat (807) is connected to the bottom of the moving frame (4).

9. A flatness detection device for prefabricated composite panels according to claim 8, characterized in that: One end of the two driving screws (805) extends to the other side of the side plate (802) and is respectively connected to a second driving wheel (806) and a second driven wheel (804); a second transmission belt (803) is connected between the second driving wheel (806) and the second driven wheel (804); a fixed motor (801) is fixedly mounted on one side of the side plate (802) via a mounting plate; one end of an output shaft of the fixed motor (801) is connected to one side of the second driving wheel (806).

10. The flatness detection device for prefabricated composite panels according to claim 1, characterized in that: The bottom of the detection platform (2) is connected to a base plate (1), and the tops of the two moving frames (4) are connected to the same top plate (5). A driving motor (9) is fixedly mounted on the top of the top plate (5) via a mounting seat. One end of the output shaft of the driving motor (9) is connected to a lifting screw (10). The other end of the lifting screw (10) extends to the other side of the top plate (5) and is threadedly connected to a second screw seat (11). The bottom of the second screw seat (11) is connected to the top of the moving box (701).

Images