Building template flatness detection equipment for construction engineering

Abstract

The utility model relates to the technical field of construction engineering, in particular to building template flatness detection equipment for construction engineering, which comprises a detection table, a conveying roller and a rotating rod are respectively arranged on the detection table through a first lifting mechanism and a second lifting mechanism, and the axis of the conveying roller is perpendicular to the axis of the rotating rod. The first lifting mechanism is in driving connection with the second lifting mechanism, and a detection mechanism is arranged at the position, close to the feeding end, above the detection table. The building template detection device has the beneficial effects that the first lifting mechanism and the second lifting mechanism are respectively provided with the conveying roller and the rotating rod of which the axes are vertical to each other, and the first lifting mechanism is in driving connection with the second lifting mechanism, so that a worker only needs to place a building template at the feeding hole of the detection table; according to the building template automatic detection device, the building templates can be automatically detected through the detection device, the defective building templates can be automatically classified, the whole device can detect the building templates while conveying the building templates, and the detection efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a building template flatness detection device for construction engineering. Background Art

[0002] Building formwork is a temporary supporting structure, which is made according to the design requirements to shape the concrete structure and components into the specified position and geometric dimensions, maintain its correct position, and bear the deadweight of the building formwork and the external loads acting on it. The purpose of formwork engineering is to ensure the quality and construction safety of concrete engineering, speed up the construction progress and reduce the project cost. Before the building formwork is recycled for secondary use, its flatness needs to be tested.

[0003] Chinese patent document CN 216361586 U discloses a flatness detection device for building materials used in construction engineering, comprising a detection platform, wherein support legs are fixedly installed at the four corners of the bottom of the detection platform, a building material board is placed on the top of the detection platform, and a detection device is arranged on the top of the detection platform; the utility model starts a motor to move the movable plate left and right, and limits the rotation of the movable plate by a limit rod, thereby driving the sleeve to move left and right, and making the pulley slide on the top of the building material board. When encountering an uneven position, the pulley will move up and down, thereby driving the indicating arrow to point to different scales of the detection ruler, thereby achieving the effect of making the detection device simple in structure and convenient to use.

[0004] Although the above-mentioned disclosed device can detect the flatness of the building template, it is necessary to fix the building template first and then move the pulley on it. The detection speed is slow. In actual work, the number of building templates is huge. Using the above-mentioned device for detection, it is impossible to continuously detect the building template, and the work efficiency is too low.

[0005] Therefore, a construction template flatness detection device is needed to solve the above problems. Utility Model Content

[0006] In order to solve the above problem, that is, to solve the problem that the existing detection equipment cannot continuously detect the building template, the utility model provides a building template flatness detection device for construction engineering.

[0007] A building template flatness detection device for construction projects comprises a detection platform, on which a conveying roller and a rotating rod are respectively arranged through a first lifting mechanism and a second lifting mechanism, the axes of the conveying roller and the rotating rod are perpendicular, the first lifting mechanism is drivingly connected to the second lifting mechanism, a detection mechanism is arranged above the detection platform near the feeding end, a toggle mechanism is arranged above the detection platform near the middle, and the detection mechanism is connected to the first lifting mechanism and the toggle mechanism; by respectively arranging conveying rollers and rotating rods with axes perpendicular to each other on the first lifting mechanism and the second lifting mechanism, and drivingly connecting the first lifting mechanism and the second lifting mechanism, in a normal state, the conveying rod is higher than the rotating rod, The building template placed on the inspection table is normally conveyed and inspected by the inspection mechanism during transportation. If no defects are detected in the building template, it will be sent out from the discharge port of the inspection table. When a defect is detected, the toggle mechanism is triggered, and the first lifting mechanism descends at the same time, driving the second lifting mechanism to rise, so that the rotating rod is higher than the conveying roller, and the rotating rod rises to hit the building template and contact the toggle mechanism. The toggle mechanism toggle the defective building template to the side of the inspection table. The equipment only needs the staff to put the building template at the feed port of the inspection table to automatically inspect the building template and automatically classify the defective building template. The entire equipment can perform inspections while conveying the building template, which greatly improves the inspection efficiency.

[0008] The above-mentioned building template flatness detection equipment for construction projects, the first lifting mechanism includes a first outer sleeve, a plurality of the first outer sleeves are fixedly installed at the bottom of the detection platform, the top of the first outer sleeve is a transparent end, a first inner slide is slidably installed inside the first outer sleeve, the top of the first inner slide extends above the first outer sleeve, and the first inner slide passes through the top wall of the detection platform, the conveying roller is rotatably installed on the top of the first inner slide, an extension rod is fixedly installed on the side of the first inner slide, and a plurality of the extension rods on the plurality of the first inner slides are connected by a convergence plate, and the lower surface of the convergence plate is connected to the bottom wall of the detection platform through an electric telescopic rod near the middle, and a vent is penetrated on the side wall of the first outer sleeve near the bottom; through the extension and retraction of the electric telescopic rod, the plurality of first inner slides can be controlled to rise or fall at the same time, and a vent is penetrated at the position near the bottom of the first outer sleeve, so that the first inner slide will not be affected by the air pressure in the first outer sleeve when rising or falling.

[0009] The above-mentioned building formwork flatness detection equipment for construction projects has a driven shaft rotatably installed on the side of the first inner slide, and the driven shaft is located below the conveying roller. The driven shaft is connected to the shaft at one end of the conveying roller through a transmission belt transmission, and a sprocket is coaxially fixedly installed on the outer end of the driven shaft. Multiple sprockets on multiple first inner slides are connected through chain transmission, and a second motor is fixedly installed on one side of one of the first inner slides through a mounting rod, and the output shaft of the second motor is coaxially fixedly connected to the sprocket; a driven shaft is arranged below the conveying roller to prevent the driving structure of the conveying roller from affecting the top end of the first inner slide from extending out of the detection platform, and when the second motor rotates, it can drive multiple driven shafts to rotate through the chain, and then drive the conveying roller to rotate.

[0010] The above-mentioned building template flatness detection equipment for construction projects, the second lifting mechanism includes a second outer sleeve, a plurality of second outer sleeves are fixedly installed at the bottom of the detection platform, the second outer sleeves are alternately distributed with the first outer sleeve, the top of the second outer sleeve is a transparent end, the second inner slide is slidably installed inside the second outer sleeve, the top of the second inner slide extends to the outside of the second outer sleeve, and the second inner slide passes through the top wall of the detection platform, the rotating rod is rotatably installed on the top of the second inner slide, and the ventilation hole is also penetrated at one side of the second outer sleeve near the bottom, the ventilation hole on the first outer sleeve is connected with the ventilation hole on the second outer sleeve through a connecting pipe; when the first inner slide descends, the gas in the first outer sleeve is pressed into the second outer sleeve to lift the second inner slide, and when the first inner slide rises, the gas in the second outer sleeve is pressed into the first outer sleeve, and the second inner slide descends.

[0011] The above-mentioned building formwork flatness detection equipment for construction engineering, the detection mechanism comprises a first support frame, the first support frame is fixedly installed on the upper surface of the detection platform near the feeding end, the inner side of the first support frame is provided with a slide groove, the inner side of the slide groove is slidably installed with a slide frame, the top rod of the slide frame is located above the first support frame, the top rod of the slide frame is threadedly installed with a screw near the middle position, the bottom end of the screw is rotatably installed on the top of the first support frame, a plurality of sliding holes are evenly spaced through the bottom rod of the slide frame, a bottom button is provided on one side of the sliding hole, a sliding rod is slidably installed inside the sliding hole, a roller is rotatably installed at the bottom end of the sliding rod, a lifting rod is fixedly installed between the two side rods of the sliding frame, the lifting rod is located on the inner side of the first support frame, the top end of the sliding rod is connected to the lifting rod through a first spring, and the top end of the sliding rod is provided with A top button, a pressure plate is fixedly installed on the top of one side of the sliding rod, and an oblique pressure button is arranged on the inner side of the first supporting frame near the bottom, and the bottom button, the top button and the oblique pressure button are all connected with the electric telescopic rod and the toggle mechanism through a controller; when the building template is conveyed by the conveying roller, the roller abuts against the upper surface of the building template, and the oblique pressure button will be abutted, and when the building template is defective, the sliding rod will rise or fall, and the bottom button or the top button will be pressed, and then the controller will control the telescopic end of the electric telescopic rod to retract, the first inner slide plate will fall, and the second inner slide plate will rise and abut against the building template to contact the toggle mechanism, and the toggle mechanism will push the building template to the side of the inspection table, and after a certain period of time, the telescopic end of the electric telescopic rod will extend and return to its original position, and when no building template passes by the inner side of the first supporting frame, although the pressure plate will also press the bottom button, the oblique pressure button will not be abutted, and the electric telescopic rod will not be driven.

[0012] The above-mentioned building template flatness detection equipment for construction projects, the toggle mechanism includes a second support frame, the second support frame is fixedly installed on the upper surface of the detection platform near the discharge end, an intermediate frame rod is fixedly installed between the top wall of the second support frame and the top wall of the first support frame, a rubber roller is rotatably installed on the lower surface of the intermediate frame rod through a mounting plate, a first motor is fixedly installed on the outer side of the mounting plate, an output shaft of the first motor is coaxially fixedly connected to one end of the rubber roller, the first motor is connected to the bottom button and the top button through a controller, and a first storage box and a second storage box are fixedly installed on both sides of the detection platform respectively; when the building template is concave, the bottom button is pressed, the first motor drives the rubber roller to rotate forward, and the building template is pushed into the first storage box, and when the building template is convex, the top button is pressed, the first motor drives the rubber roller to rotate reversely, and the building template is pushed into the second storage box.

[0013] In the above-mentioned equipment for detecting the flatness of building formwork for construction projects, a side frame rod is fixedly installed on the side of the first support frame away from the middle frame rod, a spring tube is fixedly installed on the bottom of the side frame rod, a spring rod is slidably installed inside the spring tube through a second spring, two roller frames are fixedly installed on the bottom end of the spring rod, a pressing roller is rotatably installed on the bottom of the roller frame, one of the pressing rollers is abutted against one of the conveying rollers located at the feed end of the detection platform; the arrangement of the two pressing rollers can make the building formwork entering the detection platform in a horizontal state.

[0014] The beneficial effects of the utility model are:

[0015] The utility model arranges conveying rollers and rotating rods whose axes are perpendicular to each other on the first lifting mechanism and the second lifting mechanism respectively, and drives the first lifting mechanism to be connected with the second lifting mechanism. In a normal state, the conveying rod is higher than the rotating rod, and the building template placed on the inspection table is normally conveyed. During the conveying, it is inspected by the inspection mechanism. If no defect is detected in the building template, it will be sent out from the discharge port of the inspection table. When a defect is detected, the toggle mechanism is triggered, and the first lifting mechanism descends at the same time, driving the second lifting mechanism to rise, so that the rotating rod is higher than the conveying roller. The rotating rod rises and hits the building template to contact the toggle mechanism, and the toggle mechanism toggles the defective building template to the side of the inspection table. The equipment only needs the staff to put the building template at the feeding port of the inspection table, so as to automatically inspect the building template and automatically classify the defective building template. The whole equipment can inspect while conveying the building template, thereby greatly improving the inspection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the lifting mechanism structure of the utility model;

[0018] Figure 3 This is a schematic cross-sectional structural diagram of the first lifting mechanism of the utility model;

[0019] Figure 4 This is a schematic cross-sectional view of the second lifting mechanism of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the detection mechanism of the utility model;

[0021] Figure 6 This is a schematic diagram of the slide bar structure of the utility model;

[0022] Figure 7 This is a schematic diagram of the cross-sectional structure of the spring tube of the utility model.

[0023] In the figure:

[0024] 1. Inspection table; 2. Conveying roller; 3. Rotating rod; 4. First outer sleeve; 5. First inner slide plate; 6. Extension rod; 7. Converging plate; 8. Electric telescopic rod; 9. Ventilation hole; 10. Driven shaft; 11. Transmission belt; 12. Sprocket; 13. Chain; 14. Setting rod; 15. Second motor; 16. Second outer sleeve; 17. Second inner slide plate; 18. Connecting pipe; 19. First support frame; 20. Slide groove; 21. Slide frame; 22. Screw rod; 23. Slide hole; 24. Bottom button; 25. Slide bar; 26. Roller; 27. Lifting rod; 28. First spring; 29. ​​Top button; 30. Pressing plate; 31. Oblique pressing button; 32. Second supporting frame; 33. Middle frame rod; 34. Mounting plate; 35. Rubber roller; 36. First motor; 37. First storage box; 38. Second storage box; 39. Side frame rod; 40. Spring tube; 41. Second spring; 42. Spring rod; 43. Roller frame; 44. Pressing roller. DETAILED DESCRIPTION

[0025] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0026] like Figure 1-2 As shown, the embodiment of the utility model discloses a construction template flatness detection device for construction engineering, including a detection platform 1, on which a conveying roller 2 and a rotating rod 3 are respectively arranged through a first lifting mechanism and a second lifting mechanism, the axes of the conveying roller 2 and the rotating rod 3 are perpendicular, the first lifting mechanism is drivingly connected to the second lifting mechanism, a detection mechanism is arranged above the detection platform 1 near the feeding end, a toggle mechanism is arranged above the detection platform 1 near the middle, and the detection mechanism is connected to the first lifting mechanism and the toggle mechanism; by respectively arranging a conveying roller 2 and a rotating rod 3 with axes perpendicular to each other on the first lifting mechanism and the second lifting mechanism, and making the first lifting mechanism drivingly connected to the second lifting mechanism, in a normal state, the conveying roller 2 is higher than the rotating rod 3, The building template placed on the inspection table 1 is conveyed normally and inspected by the inspection mechanism during transportation. If no defects are detected in the building template, it will be sent out from the discharge port of the inspection table 1. When a defect is detected, the toggle mechanism is triggered, and the first lifting mechanism descends at the same time, driving the second lifting mechanism to rise, so that the rotating rod 3 is higher than the conveying roller 2. The rotating rod 3 rises and hits the building template to contact the toggle mechanism. The toggle mechanism toggles the defective building template to the side of the inspection table 1. The equipment only needs the staff to put the building template at the feed port of the inspection table 1 to automatically inspect the building template and automatically classify the defective building template. The entire equipment can perform inspections while conveying the building template, which greatly improves the inspection efficiency.

[0027] like Figure 2-3 As shown, the first lifting mechanism includes a first outer sleeve 4, a plurality of first outer sleeves 4 are fixedly installed at the bottom of the detection platform 1, the top of the first outer sleeve 4 is a transparent end, a first inner slide plate 5 is slidably installed inside the first outer sleeve 4, the top of the first inner slide plate 5 extends above the first outer sleeve 4, and the first inner slide plate 5 passes through the top wall of the detection platform 1, the conveying roller 2 is rotatably installed on the top of the first inner slide plate 5, and an extension rod 6 is fixedly installed on the side of the first inner slide plate 5, and the plurality of extension rods 6 on the plurality of first inner slide plates 5 are connected by a convergence plate 7, and the lower surface of the convergence plate 7 is connected to the bottom wall of the detection platform 1 through an electric telescopic rod 8 near the middle, and a vent hole 9 is penetrated on the side wall of the first outer sleeve 4 near the bottom; through the extension and retraction of the electric telescopic rod 8, the plurality of first inner slide plates 5 can be controlled to rise or fall at the same time, and a vent hole is penetrated at a position near the bottom of the first outer sleeve 4, so that the first inner slide plate 5 will not be affected by the air pressure in the first outer sleeve 4 when rising or falling.

[0028] like Figure 2-3 As shown, a driven shaft 10 is rotatably installed on the side of the first inner slide 5, and the driven shaft 10 is located below the conveying roller 2. The driven shaft 10 is connected to the shaft at one end of the conveying roller 2 through a transmission belt 11. A sprocket 12 is coaxially fixedly installed on the outer end of the driven shaft 10. Multiple sprockets 12 on multiple first inner slides 5 are connected through a chain 13. A second motor 15 is fixedly installed on one side of one of the first inner slides 5 through a mounting rod 14, and the output shaft of the second motor 15 is coaxially fixedly connected to the sprocket 12. The driven shaft 10 is arranged below the conveying roller 2 to prevent the driving structure of the conveying roller 2 from affecting the top end of the first inner slide 5 from extending out of the detection table. When the second motor 15 rotates, it can drive multiple driven shafts 10 to rotate through the chain 13, and then drive the conveying roller 2 to rotate.

[0029] like Figure 2 and Figure 4As shown, the second lifting mechanism includes a second outer sleeve 16, and a plurality of second outer sleeves 16 are fixedly installed at the bottom of the detection platform 1. The second outer sleeves 16 are alternately distributed with the first outer sleeves 4, and the top of the second outer sleeve 16 is a transparent end. A second inner slide plate 17 is slidably installed inside the second outer sleeve 16, and the top of the second inner slide plate 17 extends to the outside of the second outer sleeve 16, and the second inner slide plate 17 passes through the top wall of the detection platform 1, and the rotating rod 3 is rotatably installed on the top of the second inner slide plate 17. A vent hole 9 is also penetrated and opened at a position near the bottom of one side of the second outer sleeve 16, and the vent hole 9 on the first outer sleeve 4 is connected with the vent hole 9 on the second outer sleeve 16 through a connecting pipe 18; when the first inner slide plate 5 descends, the gas in the first outer sleeve 4 is pressed into the second outer sleeve 16, and the second inner slide plate 17 is lifted up. When the first inner slide plate 5 rises, the gas in the second outer sleeve 16 is pressed into the first outer sleeve 4, and the second inner slide plate 17 descends.

[0030] like Figure 1 and Figure 5-6 As shown, the detection mechanism includes a first support frame 19, which is fixedly installed on the upper surface of the detection platform 1 near the feeding end, a slide groove 20 is provided on the inner side of the first support frame 19, and a slide frame 21 is slidably installed inside the slide groove 20, and the top rod of the slide frame 21 is located above the first support frame 19, and a screw 22 is threadedly installed near the middle position on the top rod of the slide frame 21, and the bottom end of the screw 22 is rotatably installed on the top of the first support frame 19, and a plurality of sliding holes 23 are evenly spaced through the bottom rod of the slide frame 21, and a bottom button 24 is provided on one side of the sliding hole 23, and a sliding rod 25 is slidably installed inside the sliding hole 23, and a roller 26 is rotatably installed at the bottom end of the sliding rod 25, and a lifting rod 27 is fixedly installed between the two side rods of the sliding frame 21, and the lifting rod 27 is located on the inner side of the first support frame 19, and the top of the sliding rod 25 is connected to the lifting rod 27 through a first spring 28, and a top button 29 is provided on the top of the sliding rod 25, and the top button 29 on one side of the sliding rod 25 A pressing plate 30 is fixedly installed at the end, and an oblique pressing button 31 is arranged on the inner side of the first supporting frame 19 near the bottom. The bottom button 24, the top button 29 and the oblique pressing button 31 are all connected to the electric telescopic rod 8 and the toggle mechanism through the controller; when the building template is conveyed by the conveying roller 2, the roller 26 abuts against the upper surface of the building template, and the oblique pressing button 31 will be abutted. When the building template is defective, the sliding bar 25 will rise or fall, and the bottom button 24 or the top button 29 will be pressed. Then the controller will control the telescopic end of the electric telescopic rod 8 to retract, the first inner slide plate 5 will fall, and the second inner slide plate 17 will rise and abut against the building template to contact the toggle mechanism. The toggle mechanism will push the building template to the side of the inspection table 1. After a certain period of time, the telescopic end of the electric telescopic rod 8 extends out and returns to its original position. When no building template passes through the inner side of the first supporting frame 19, although the pressing plate 30 will also press the bottom button 24, the oblique pressing button 31 is not abutted, and the electric telescopic rod 8 will not be driven.

[0031] like Figure 1 As shown, the toggle mechanism includes a second support frame 32, which is fixedly mounted on the upper surface of the detection platform 1 near the discharge end, an intermediate frame rod 33 is fixedly mounted between the top wall of the second support frame 32 and the top wall of the first support frame 19, a rubber roller 35 is rotatably mounted on the lower surface of the intermediate frame rod 33 through a mounting plate 34, a first motor 36 is fixedly mounted on the outer side of the mounting plate 34, an output shaft of the first motor 36 is coaxially fixedly connected to one end of the rubber roller 35, the first motor 36 is connected to the bottom button 24 and the top button 29 through a controller, and a first storage box 37 and a second storage box 38 are fixedly mounted on both sides of the detection platform 1 respectively; when the building template is concave, the bottom button 24 is pressed, the first motor 36 drives the rubber roller 35 to rotate forward, and the building template is dialed into the first storage box 37, and when the building template is convex, the top button 29 is pressed, the first motor 36 drives the rubber roller 35 to rotate reversely, and the building template is dialed into the second storage box 38.

[0032] like Figure 1 As shown, a side frame rod 39 is fixedly installed on the side of the first support frame 19 away from the middle frame rod 33, a spring tube 40 is fixedly installed on the bottom of the side frame rod 39, a spring rod 42 is slidably installed inside the spring tube 40 through a second spring 41, two roller frames 43 are fixedly installed on the bottom end of the spring rod 42, and a pressing roller 44 is rotatably installed on the bottom of the roller frame 43, one of the pressing rollers 44 is against a conveying roller 2 located at the feed end of the detection platform 1; the setting of the two pressing rollers 44 can make the building formwork entering the detection platform 1 in a horizontal state.

[0033] It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0034] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0035] The term "comprise" or any other similar term is intended to cover a non-exclusive inclusion, such that a process, article, or apparatus / device that includes a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, article, or apparatus / device.

[0036] So far, the technical solution of the utility model has been described in conjunction with the preferred embodiments shown in the accompanying drawings, but it is easy for those skilled in the art to understand that the protection scope of the utility model is obviously not limited to these specific embodiments. Without departing from the principle of the utility model, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the utility model.

Claims

1. A construction template flatness detection device for construction engineering, comprising a detection platform (1), characterized in that: The detection platform (1) is provided with a conveying roller (2) and a rotating rod (3) respectively through a first lifting mechanism and a second lifting mechanism, the axes of the conveying roller (2) and the rotating rod (3) are perpendicular, the first lifting mechanism is drivingly connected to the second lifting mechanism, a detection mechanism is provided above the detection platform (1) near the feeding end, and a toggle mechanism is provided above the detection platform (1) near the middle, and the detection mechanism is connected to the first lifting mechanism and the toggle mechanism.

2. The construction template flatness detection device for construction engineering according to claim 1 is characterized in that: The first lifting mechanism comprises a first outer sleeve (4), a plurality of the first outer sleeves (4) are fixedly installed at the bottom of the detection platform (1), the top of the first outer sleeve (4) is a transparent end, a first inner slide plate (5) is slidably installed inside the first outer sleeve (4), the top of the first inner slide plate (5) extends above the first outer sleeve (4), and the first inner slide plate (5) passes through the top wall of the detection platform (1), the conveying roller (2) is rotatably installed on the top of the first inner slide plate (5), an extension rod (6) is fixedly installed on the side of the first inner slide plate (5), the plurality of extension rods (6) on the plurality of first inner slide plates (5) are connected by a convergence plate (7), the lower surface of the convergence plate (7) is connected to the bottom wall of the detection platform (1) by an electric telescopic rod (8) near the middle, and a ventilation hole (9) is penetrated and opened on the side wall of the first outer sleeve (4) near the bottom.

3. A construction template flatness detection device for construction engineering according to claim 2, characterized in that: A driven shaft (10) is rotatably mounted on the side of the first inner slide plate (5), the driven shaft (10) is located below the conveying roller (2), the driven shaft (10) is connected to the shaft at one end of the conveying roller (2) via a transmission belt (11), a sprocket (12) is coaxially fixedly mounted on the outer end of the driven shaft (10), a plurality of sprockets (12) on a plurality of the first inner slide plates (5) are connected via a chain (13), a second motor (15) is fixedly mounted on one side of one of the first inner slide plates (5) via a mounting rod (14), and an output shaft of the second motor (15) is coaxially fixedly connected to the sprocket (12).

4. The flatness detection device for building templates for construction projects according to claim 3 is characterized in that: The second lifting mechanism comprises a second outer sleeve (16). A plurality of second outer sleeves (16) are fixedly installed at the bottom of the detection platform (1). The second outer sleeves (16) and the first outer sleeves (4) are alternately distributed. The top end of the second outer sleeve (16) is a transparent end. A second inner slide plate (17) is slidably installed inside the second outer sleeve (16). The top end of the second inner slide plate (17) extends to the outside of the second outer sleeve (16), and the second inner slide plate (17) passes through the top wall of the detection platform (1). The rotating rod (3) is rotatably installed on the top end of the second inner slide plate (17). The ventilation hole (9) is also penetrated and opened at a position near the bottom of one side of the second outer sleeve (16). The ventilation hole (9) on the first outer sleeve (4) is connected with the ventilation hole (9) on the second outer sleeve (16) through a connecting pipe (18).

5. The flatness detection device for building templates for construction projects according to claim 4 is characterized in that: The detection mechanism comprises a first support frame (19), the first support frame (19) is fixedly mounted on the upper surface of the detection platform (1) near the feeding end, a slide groove (20) is provided on the inner side of the first support frame (19), a slide frame (21) is slidably mounted inside the slide groove (20), a top rod of the slide frame (21) is located above the first support frame (19), a screw rod (22) is threadedly mounted on the top rod of the slide frame (21) near the middle, the bottom end of the screw rod (22) is rotatably mounted on the top of the first support frame (19), a plurality of slide holes (23) are equidistantly provided on the bottom rod of the slide frame (21), a bottom button (24) is provided on one side of the slide hole (23), and a sliding button (24) is threadedly mounted inside the slide hole (23). A sliding rod (25) is provided, and a roller (26) is rotatably installed at the bottom end of the sliding rod (25). A lifting rod (27) is fixedly installed between the two side rods of the sliding frame (21), and the lifting rod (27) is located on the inner side of the first supporting frame (19). The top end of the sliding rod (25) is connected to the lifting rod (27) through a first spring (28). A top button (29) is provided at the top end of the sliding rod (25), and a pressure plate (30) is fixedly installed at the top end of one side of the sliding rod (25). An oblique pressing button (31) is provided on the inner side of the first supporting frame (19) near the bottom. The bottom button (24), the top button (29) and the oblique pressing button (31) are all connected to the electric telescopic rod (8) and the toggle mechanism through a controller.

6. The construction template flatness detection device for construction engineering according to claim 5, characterized in that: The toggle mechanism comprises a second support frame (32), the second support frame (32) is fixedly mounted on the upper surface of the detection platform (1) near the discharge end, an intermediate frame rod (33) is fixedly mounted between the top wall of the second support frame (32) and the top wall of the first support frame (19), a rubber roller (35) is rotatably mounted on the lower surface of the intermediate frame rod (33) through a mounting plate (34), a first motor (36) is fixedly mounted on the outer side of the mounting plate (34), an output shaft of the first motor (36) is coaxially fixedly connected to one end of the rubber roller (35), the first motor (36) is connected to the bottom button (24) and the top button (29) through a controller, and a first storage box (37) and a second storage box (38) are fixedly mounted on both sides of the detection platform (1), respectively.

7. The construction template flatness detection device for construction engineering according to claim 6, characterized in that: A side frame rod (39) is fixedly mounted on the side of the first support frame (19) away from the middle frame rod (33); a spring tube (40) is fixedly mounted on the bottom of the side frame rod (39); a spring rod (42) is slidably mounted inside the spring tube (40) via a second spring (41); two roller frames (43) are fixedly mounted on the bottom end of the spring rod (42); a pressing roller (44) is rotatably mounted on the bottom of the roller frame (43); one of the pressing rollers (44) abuts against one of the conveying rollers (2) located at the feeding end of the detection platform (1).

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