Waveform beam steel size measuring device

Abstract

The utility model discloses a waveform beam steel dimension measuring device. The device comprises a shell, an opening is formed in the top of the shell, a rolling wheel upwards extending out of the opening is arranged in the shell, the rolling wheel is rotationally connected with the shell, two guide columns are arranged at the top of the shell and symmetrically arranged on the front side and the rear side of the rolling wheel, and a detection module used for detecting the number of rotation turns of the rolling wheel is further arranged in the shell. The device can accurately detect the size of the wave-shaped beam steel, and is small in measurement error, simple in operation and convenient to carry.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of curved surface measuring instrument, especially to a wave beam steel size measuring device. BACKGROUND

[0002] In engineering detection, the size of the part with curved surface is inconvenient to measure, and for the wave beam steel, the size of the wave beam steel cannot be accurately measured when measuring by using the existing electronic curved surface measuring instrument, and the measurement error is large. SUMMARY

[0003] The utility model discloses a wave beam steel size measuring device can accurately detect the size of wave beam steel, the measurement error is small, easy operation, convenient to carry.

[0004] In order to solve the above problems, the utility model discloses the following technical scheme to realize:

[0005] A wave beam steel size measuring device, comprising a shell, the shell top is equipped with the opening, the shell is equipped with the roller that goes up and stretches the opening, the roller is rotatably connected with the shell, the shell top is equipped with two guide columns, two guide columns are symmetrically arranged on the front and back sides of the roller, the shell is equipped with detection module for detecting the rotation number of the roller.

[0006] In the scheme, when measuring, the roller is close to the side surface of the wave beam steel to be measured, two guide columns clamp the wave beam steel, so that the roller is always in the center line position of the clamped surface, the measuring device is moved from one end of the wave beam steel to the other end, so that the roller rolls from one end of the side surface of the wave beam steel to the other end, the detection module detects the rotation number of the roller, and the length size of the wave beam steel is calculated according to the rotation number of the roller.

[0007] As a preferred, the detection module comprises a high-precision encoder, a first gear and a second gear, the first gear is coaxially connected with the roller, the second gear is coaxially connected with the detection shaft of the high-precision encoder, and the first gear is engaged with the second gear.

[0008] The rotation of the roller drives the synchronous rotation of the first gear, the first gear drives the rotation of the second gear, the second gear drives the rotation of the detection shaft, and the high-precision encoder records the rotation number of the roller.

[0009] As a preferred, the roller is sleeved on the bolt and can rotate around the bolt, the first gear is sleeved on the bolt and is fixedly connected with the roller, and the bolt is inserted into the shell.

[0010] As a preferred, the guide column is detachably connected with the shell.

[0011] The guide posts with different diameters can be replaced according to needs, so that the distance between the two guide posts, i.e. the clamping width, is adjusted. Since different corrugated beam steels have different thicknesses, the guide post with a corresponding diameter can be selected according to the thickness of the corrugated beam steel to be measured.

[0012] Preferably, the lower part of the guide post is provided with an external thread, and the top of the shell is provided with a threaded hole matching the external thread at a corresponding position of the guide post. The guide post and the shell are detachably connected through the threads.

[0013] Preferably, the guide post comprises a cylindrical body and a hemispherical body at the top of the cylindrical body, and the external thread is located at the lower part of the cylindrical body.

[0014] Preferably, the shell is further provided with a control circuit board, the high-precision encoder is arranged on the control circuit board, the shell is provided with a display screen, and the control circuit board is electrically connected with the high-precision encoder and the display screen respectively.

[0015] The control circuit board reads the detection data of the high-precision encoder, calculates the length of the corrugated beam steel, and displays the length on the display screen.

[0016] Preferably, the shell is provided with a control button, and the control button is electrically connected with the control circuit board.

[0017] The utility model discloses a beneficial effect is: can accurately detect the size of corrugated beam steel, and the measurement error is little, and the operation is simple, and it is convenient to carry. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the structural schematic diagram of example;

[0019] Figure 2 It is the explosion drawing of example;

[0020] Figure 3 It is the measurement schematic diagram of example measurement corrugated beam steel;

[0021] Figure 4 It is Figure 3 The enlarged view of A part in Fig.

[0022] In the drawing: 1, shell, 2, opening, 3, gyro wheel, 4, guide post, 5, high-precision encoder, 6, first gear, 7, second gear, 8, bolt, 9, control circuit board, 10, display screen, 11, control button, 12, corrugated beam steel, 13, cylindrical body, 14, hemispherical body. DETAILED DESCRIPTION

[0023] The technical scheme of the utility model will be further specifically explained below by examples and in combination with the drawings.

[0024] The embodiment of the present application is a wave-shaped beam steel size measuring device, as shown in Figure 1 、 Figure 2 the shell 1 is provided with an opening 2 at the top, a roller 3 is arranged in the shell 1 and extends upwardly from the opening, the roller 3 is rotatably connected to the shell 1, two guide columns 4 are arranged at the top of the shell 1 and symmetrically arranged at the front and back of the roller 3, and a detection module for detecting the number of rotations of the roller 3 is further arranged in the shell 1.

[0025] The detection module comprises a high-precision encoder 5, a first gear 6 and a second gear 7, the first gear 6 is coaxially connected to the roller 3, the second gear 7 is coaxially connected to a detection shaft of the high-precision encoder 5, and the first gear 6 is engaged with the second gear 7. The roller 3 is sleeved on a pin 8 and can rotate around the pin 8, the first gear 6 is sleeved on the pin 8 and fixedly connected with the roller 3, and the pin 8 is inserted into the shell 1.

[0026] The guide column 4 is detachably connected to the shell 1. The lower part of the guide column 4 is provided with external threads, and the top of the shell 1 is provided with a threaded hole matched with the external threads at the corresponding position of the guide column 4. The guide column 4 comprises a cylindrical body 13 and a hemispherical body 14 arranged at the top of the cylindrical body 13, and the external threads are arranged at the lower part of the cylindrical body 13.

[0027] The shell 1 is further provided with a control circuit board 9, the shell 1 is provided with a control button 11, the high-precision encoder 5 is arranged on the control circuit board 9, the shell 1 is provided with a display screen 10, and the control circuit board 9 is electrically connected with the high-precision encoder 5, the display screen 10 and the control button 11 respectively.

[0028] In the present scheme, as shown in Figure 3 、 Figure 4 when measuring, the roller 3 is tightly attached to the side surface of the wave-shaped beam steel 12 to be measured, the two guide columns 4 clamp the wave-shaped beam steel 12, so that the roller is always located at the center line position of the clamped surface, the measuring device is moved from one end of the wave-shaped beam steel to the other end, so that the roller rolls from one end to the other end of the side surface of the wave-shaped beam steel, the rotation of the roller drives the first gear to rotate synchronously, the first gear drives the second gear to rotate, the second gear drives the detection shaft to rotate, the high-precision encoder records the number of rotations of the roller, the control circuit board reads the detection data of the high-precision encoder, calculates the length size of the wave-shaped beam steel, and displays the result on the display screen.

[0029] The guide column and the shell are detachably connected through threads. Different diameters of guide columns can be replaced according to needs, so as to adjust the distance between the two guide columns, that is, to adjust the clamping width. Since different wave-shaped beam steels have different thicknesses, the guide columns with corresponding diameters can be selected according to the thickness of the wave-shaped beam steel to be measured.

[0030] The scheme adopts a cylinder to clamp the corrugated steel, which avoids the deviation of the roller during measurement as much as possible, thereby limiting the rolling of the roller along the center line of the side surface of the corrugated steel and ensuring the accuracy of measurement. The hemisphere plays a role of insertion guide, facilitating the insertion of the corrugated steel between the two guide columns.

[0031] The control buttons include a power button, a mode switching button and a reset button, and support switching of multiple length units and automatic conversion. The scheme is simple to operate, portable, can adapt to the measurement of corrugated steels of various sizes, has high endurance, and supports data storage.

Claims

1. A corrugated beam steel dimension measuring device characterized by, The application relates to a shell (1) provided with an opening (2) at the top, a roller (3) extending upwards in the shell (1), the roller (3) being rotationally connected with the shell (1), two guide columns (4) provided at the top of the shell (1) and symmetrically arranged on the front and back sides of the roller (3), and a detection module for detecting the rotation number of the roller (3) in the shell (1).

2. A corrugated web steel dimension measuring device according to claim 1, wherein, The detection module comprises a high-precision encoder (5), a first gear (6) and a second gear (7), the first gear (6) is coaxially connected with the roller (3), the second gear (7) is coaxially connected with a detection shaft of the high-precision encoder (5), and the first gear (6) is engaged with the second gear (7).

3. A corrugated web steel dimension measuring device according to claim 2, wherein, The roller (3) is sleeved on a bolt (8) and can rotate around the bolt (8), the first gear (6) is sleeved on the bolt (8) and fixedly connected with the roller (3), and the bolt (8) is inserted into the shell (1).

4. A corrugated web steel dimension measuring device according to claim 1, wherein, The guide column (4) is detachably connected with the shell (1).

5. A corrugated web steel dimension measuring device according to claim 4, wherein, The lower part of the guide column (4) is provided with external threads, and the top of the shell (1) is provided with a threaded hole matched with the external threads at the corresponding position of the guide column (4).

6. A corrugated web steel dimension measuring device according to claim 5, wherein, The guide column (4) comprises a cylindrical body (13) and a hemispherical body (14) arranged at the top of the cylindrical body (13), and the external threads are arranged at the lower part of the cylindrical body (13).

7. A wave beam steel dimension measuring device according to claim 2, wherein The shell (1) is further provided with a control circuit board (9), the high-precision encoder (5) is arranged on the control circuit board (9), a display screen (10) is arranged on the shell (1), and the control circuit board (9) is electrically connected with the high-precision encoder (5) and the display screen (10) respectively.

8. A wave beam steel dimension measuring device according to claim 7, characterized in that, A control button (11) is arranged on the shell (1) and electrically connected with the control circuit board (9).

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