Rebar diameter measurer

Abstract

The utility model discloses a steel bar diameter measurer, which relates to the technical field of steel bar diameter measurement and comprises a shell, a clamping mechanism is arranged in the shell, a transmission mechanism is arranged on one side of the top end of the shell, a measuring mechanism is arranged on the other side of the top end of the shell, and a support frame is fixedly mounted on one side of the upper end of the shell. A base is fixedly connected to the interior of the shell, the clamping mechanism comprises an arc-shaped clamping plate, the middle of the arc-shaped clamping plate is movably connected to the interior of the shell, a first pulley is movably connected to the top end of the arc-shaped clamping plate, and a second pulley is movably connected to the lower end of the arc-shaped clamping plate; the lower end of one side of the arc-shaped clamping plate is fixedly connected with a first sliding block. The concave wheel is driven by the transmission shaft of the motor, the telescopic rod is downwards extruded by the spring in the second fixing rod when a reinforcing steel bar passes through, the reinforcing steel bar is forwards conveyed by the matching of the cam and the concave wheel, the step of manually transferring the reinforcing steel bar by personnel is reduced, and the adaptability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar diameter measurement, in particular to a steel bar diameter measuring device. Background Art

[0002] Rebar refers to steel used for reinforced concrete and prestressed reinforced concrete. Its cross section is round, sometimes square with rounded corners. It includes plain round steel bars, ribbed steel bars, and twisted steel bars. In the process of construction, a large amount of steel bars are needed. In order to ensure the quality of the project, it is usually necessary to test the diameter of the steel bars.

[0003] Publication number CN220288586U discloses a steel bar diameter detector, including a hand-held rod, a steel bar clamping device, a displacement sensor and a display screen. The steel bar clamping device is sleeved and connected to one end of the hand-held rod. The steel bar clamping device includes two measuring rods, which can move relative to each other and are used to clamp the steel bars to be tested.

[0004] In order to solve the problem that a large number of errors and mistakes are caused by measuring with the naked eye, the existing technology uses a displacement sensor to measure the displacement change of the steel bar clamping device after clamping the steel bar. However, it is still impossible to measure and observe the diameter change of different positions of the entire steel bar at one time, which leads to inaccurate steel bar measurement. Utility Model Content

[0005] The purpose of the utility model is to provide a steel bar diameter measuring device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A steel bar diameter measuring device comprises a shell, wherein a clamping mechanism is arranged inside the shell, a transmission mechanism is arranged on one side of the top end of the shell, and a measuring mechanism is arranged on the other side of the top end of the shell.

[0008] A support frame is fixedly installed on one side of the upper end of the shell, and a base is fixedly connected to the inside of the shell.

[0009] The clamping mechanism includes an arc-shaped clamping plate, the middle part of which is movably connected to the inside of the shell, the top of which is movably connected to a first pulley, the lower end of which is movably connected to a second pulley, and the lower end of one side of the arc-shaped clamping plate is fixedly connected to a first slider.

[0010] A further improvement of the technical solution of the utility model is that the clamping mechanism also includes a first fixing rod, the first fixing rod is fixedly installed inside the shell, a spring is arranged inside the first fixing rod, a telescopic block is movably connected inside the first fixing rod, a third pulley is movably connected to the top of the telescopic block, and a second sliding block is fixedly installed on one side surface of the telescopic block.

[0011] A further improvement of the technical solution of the utility model is that the clamping mechanism also includes a movable plate, which is movably connected to the surface of the base, a second slide groove is arranged inside the movable plate, the interior of the second slide groove is movably connected to the surface of the second slider, and a first slide groove is arranged inside the movable plate, and the interior of the first slide groove is movably connected to the surface of the first slider.

[0012] A further improvement of the technical solution of the utility model is that the transmission mechanism includes a first bottom plate, the first bottom plate is fixedly mounted on the top of the shell, a motor is fixedly mounted above the first bottom plate, and a cam is fixedly mounted on the surface of the transmission shaft of the motor.

[0013] A further improvement of the technical solution of the utility model is that: the transmission mechanism also includes a second base plate, the second base plate is fixedly installed on the top of the shell, the top of the second base plate is fixedly connected to a second fixing rod, a spring is arranged inside the second fixing rod, the inside of the second fixing rod is movably connected to a telescopic rod, the inside of the telescopic rod is movably connected to a cam, and the concave wheel is located at the right side of the second fixing rod and the lower end of the cam.

[0014] A further improvement of the technical solution of the utility model is that the measuring mechanism includes a first baffle, the first baffle is fixedly installed on the top of the support frame, a sliding rod is fixedly installed on one side of the first baffle, a third sliding block is slidably connected to the surface of the sliding rod, a first clamping block is fixedly installed on the top of the third sliding block, and a first slide groove block is fixedly installed on one side of the third sliding block.

[0015] A further improvement of the technical solution of the utility model is that a measuring ruler is fixedly installed inside the first slide block, a second fixed block is fixedly installed on one side of the measuring ruler, the second slide block is movably connected to the surface of the measuring ruler, a fourth slider is fixedly installed on one side of the second slide block, the fourth slider is slidably connected to the surface of the slide rod, the upper end of the fourth slider is fixedly connected to the second clamping block, and clamps are arranged inside the third slider and the fourth slider.

[0016] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0017] 1. The utility model provides a steel bar diameter measuring device, which adopts the cooperation of a first fixed rod, a telescopic rod, a second slider, a second slide groove, a movable plate, a first slider, a first slide groove, an arc-shaped clamping plate, a first pulley, a second pulley, and a third pulley. Through the spring arranged inside the first fixed rod, when the steel bar passes, the spring pushes the telescopic block, so that the second slider slides in the second slide groove, driving the movable plate to move left and right. At the same time, the first slider slides in the first slide groove, and the side of the telescopic block pushes the second pulley, driving the arc-shaped clamping plate to move left and right. The first pulley cooperates with the third pulley to clamp steel bars of different sizes, thereby improving the adaptability of the device.

[0018] 2. The utility model provides a steel bar diameter measuring device, which adopts the cooperation of a motor, a cam, a second fixed rod, a telescopic rod, and a cam. The cam is driven by the transmission shaft of the motor. When the steel bar passes, the spring inside the second fixed rod presses the telescopic rod downward, and the cam cooperates with the cam to transport the steel bar forward, reducing the steps of manual transmission of the steel bar by personnel and improving the adaptability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the clamping mechanism of the utility model;

[0022] Figure 4 It is a schematic diagram of the transmission mechanism structure of the utility model;

[0023] Figure 5 It is a schematic diagram of the structure of the measuring mechanism of the utility model.

[0024] In the figure: 1, shell; 2, clamping mechanism; 3, transmission mechanism; 4, measuring mechanism; 11, support frame; 12, base; 21, arc clamping plate; 22, first pulley; 23, second pulley; 24, telescopic block; 25, third pulley; 26, first slider; 27, movable plate; 28, second slider; 29, first slide; 210, first fixed rod; 211, second slide; 31, first bottom plate; 32, motor; 33, second bottom plate; 34, second fixed rod; 35, concave wheel; 36, telescopic rod; 37, cam; 41, slide; 42, first baffle; 43, third slider; 44, first clamping block; 45, measuring ruler; 46, second fixed block; 47, clamp; 48, fourth slider; 49, second clamping block; 410, first slide block; 411, second slide block. DETAILED DESCRIPTION

[0025] The present invention is further described in detail below in conjunction with the embodiments:

[0026] Example 1

[0027] like Figure 1-5 The utility model provides a steel bar diameter measuring device, including a shell 1, a clamping mechanism 2 is arranged inside the shell 1, a transmission mechanism 3 is arranged on one side of the top of the shell 1, a measuring mechanism 4 is arranged on the other side of the top of the shell 1, a support frame 11 is fixedly installed on one side of the upper end of the shell 1, a base 12 is fixedly connected to the inside of the shell 1, the clamping mechanism 2 includes an arc-shaped clamping plate 21, the middle part of the arc-shaped clamping plate 21 is movably connected to the inside of the shell 1, the top of the arc-shaped clamping plate 21 is movably connected to a first pulley 22, the lower end of the arc-shaped clamping plate 21 is movably connected to a second pulley 23, and the lower end of one side of the arc-shaped clamping plate 21 is fixedly connected to a first slider 26. The clamping mechanism 2 also includes a first A fixed rod 210, the first fixed rod 210 is fixedly installed inside the shell 1, a spring is arranged inside the first fixed rod 210, the first fixed rod 210 is internally movably connected with a telescopic block 24, the top of the telescopic block 24 is movably connected with a third pulley 25, and a second slider 28 is fixedly installed on one side surface of the telescopic block 24: the clamping mechanism 2 also includes a movable plate 27, the movable plate 27 is movably connected to the surface of the base 12, a second slide groove 211 is arranged inside the movable plate 27, the second slide groove 211 is internally movably connected to the surface of the second slider 28, a first slide groove 29 is arranged inside the movable plate 27, and the first slide groove 29 is internally movably connected to the surface of the first slider 26.

[0028] In this embodiment, through the spring arranged inside the first fixed rod 210, when the steel bar passes by, the spring pushes the telescopic block 24, so that the second slider 28 slides in the second slide groove 211, driving the movable plate 27 to move left and right, and at the same time the first slider 26 slides in the first slide groove 29, and the side of the telescopic block 24 pushes the second pulley 23, driving the arc clamping plate 21 to move left and right, and the first pulley 22 and the third pulley 25 can cooperate to clamp steel bars of different sizes, thereby improving the adaptability of the device.

[0029] Example 2

[0030] like Figure 1-5It is shown that on the basis of Example 1, the utility model provides a technical solution: preferably, the transmission mechanism 3 includes a first base plate 31, the first base plate 31 is fixedly installed on the top of the shell 1, a motor 32 is fixedly installed above the first base plate 31, a cam 35 is fixedly installed on the surface of the transmission shaft of the motor 32, the transmission mechanism 3 also includes a second base plate 33, the second base plate 33 is fixedly installed on the top of the shell 1, a second fixing rod 34 is fixedly connected to the top of the second base plate 33, a spring is arranged inside the second fixing rod 34, a telescopic rod 36 is movably connected inside the second fixing rod 34, a cam 37 is movably connected inside the telescopic rod 36, and the cam 35 is located on the right side of the second fixing rod 34 and the lower end of the cam 37.

[0031] In this embodiment, the cam 35 is driven by the transmission shaft of the motor 32. When the steel bar passes through, the spring inside the second fixed rod 34 squeezes the telescopic rod 36 downward, and the cam 37 cooperates with the cam 35 to transport the steel bar forward, reducing the steps of manual transmission of the steel bar by personnel and improving the adaptability of the device.

[0032] Example 3

[0033] like Figure 1-5 It is shown that on the basis of Example 1, the utility model provides a technical solution: preferably, the measuring mechanism 4 includes a first baffle 42, the first baffle 42 is fixedly installed on the top of the support frame 11, a sliding rod 41 is fixedly installed on one side of the first baffle 42, a third sliding block 43 is slidably connected to the surface of the sliding rod 41, a first clamping block 44 is fixedly installed on the top of the third sliding block 43, a first slide block 410 is fixedly installed on one side of the third sliding block 43, a measuring ruler 45 is fixedly installed inside the first slide block 410, a second fixed block 46 is fixedly installed on one side of the measuring ruler 45, a second slide block 411 is movably connected to the surface of the measuring ruler 45, a fourth sliding block 48 is fixedly installed on one side of the second slide block 411, the fourth sliding block 48 is slidably connected to the surface of the sliding rod 41, a second clamping block 49 is fixedly connected to the upper end of the fourth sliding block 48, and a clamp 47 is arranged inside the third sliding block 43 and the fourth sliding block 48.

[0034] In this embodiment, the third slider 43 and the fourth slider 48 slide on the surface of the slide rod 41, so that the first clamping block 44 and the second clamping block 49 clamp the steel bar, and the values ​​of the first slide block 410 and the second slide block 411 on the surface of the measuring ruler 45 are observed to determine the diameter of the steel bar. When it is necessary to measure a fixed diameter, the clamp 47 inside the third slider 43 and the fourth slider 48 is tightened to fix it.

[0035] The following is a detailed description of the working principle of the steel bar diameter measuring device.

[0036] like Figure 1-5As shown, the drive shaft of the motor 32 drives the cam 35. When the steel bar passes by, the spring inside the second fixed rod 34 squeezes the telescopic rod 36 downward, and the cam 37 cooperates with the cam 35 to transport the steel bar forward. The spring arranged inside the first fixed rod 210 pushes the telescopic block 24 when the steel bar passes by, so that the second slider 28 slides in the second slide groove 211, driving the movable plate 27 to move left and right. At the same time, the first slider 26 slides in the first slide groove 29, and the side of the telescopic block 24 pushes the second pulley 23, driving the arc clamping plate 21 moves left and right, the first pulley 22 and the third pulley 25 cooperate to clamp steel bars of different sizes. When the steel bars reach the measuring mechanism, the third slider 43 and the fourth slider 48 slide on the surface of the slide rod 41, so that the first clamping block 44 and the second clamping block 49 clamp the steel bars. The values ​​of the first chute block 410 and the second chute block 411 on the surface of the measuring ruler 45 are observed to determine the diameter of the steel bars. When it is necessary to measure a fixed diameter, tighten the clamp 47 inside the third slider 43 and the fourth slider 48 to fix them.

[0037] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A steel bar diameter measuring device, comprising a housing (1), characterized in that: A clamping mechanism (2) is arranged inside the shell (1), a transmission mechanism (3) is arranged on one side of the top end of the shell (1), and a measuring mechanism (4) is arranged on the other side of the top end of the shell (1); A support frame (11) is fixedly mounted on one side of the upper end of the housing (1), and a base (12) is fixedly connected to the interior of the housing (1); The clamping mechanism (2) comprises an arc-shaped clamping plate (21), the middle part of the arc-shaped clamping plate (21) is movably connected to the inside of the housing (1), the top end of the arc-shaped clamping plate (21) is movably connected to a first pulley (22), the lower end of the arc-shaped clamping plate (21) is movably connected to a second pulley (23), and the lower end of one side of the arc-shaped clamping plate (21) is fixedly connected to a first slider (26).

2. A steel bar diameter measuring device according to claim 1, characterized in that: The clamping mechanism (2) further comprises a first fixing rod (210), the first fixing rod (210) being fixedly mounted inside the housing (1), a spring being arranged inside the first fixing rod (210), a telescopic block (24) being movably connected inside the first fixing rod (210), a third pulley (25) being movably connected at the top end of the telescopic block (24), and a second sliding block (28) being fixedly mounted on a side surface of the telescopic block (24).

3. A steel bar diameter measuring device according to claim 1, characterized in that: The clamping mechanism (2) further comprises a movable plate (27), wherein the movable plate (27) is movably connected to the surface of the base (12), wherein a second slide groove (211) is provided inside the movable plate (27), wherein the interior of the second slide groove (211) is movably connected to the surface of the second slider (28), and wherein a first slide groove (29) is provided inside the movable plate (27), wherein the interior of the first slide groove (29) is movably connected to the surface of the first slider (26).

4. A steel bar diameter measuring device according to claim 1, characterized in that: The transmission mechanism (3) comprises a first bottom plate (31), the first bottom plate (31) being fixedly mounted on the top of the housing (1), a motor (32) being fixedly mounted above the first bottom plate (31), and a cam (35) being fixedly mounted on the surface of the transmission shaft of the motor (32).

5. A steel bar diameter measuring device according to claim 4, characterized in that: The transmission mechanism (3) further comprises a second base plate (33), the second base plate (33) being fixedly mounted on the top end of the housing (1), the top end of the second base plate (33) being fixedly connected to a second fixing rod (34), a spring being arranged inside the second fixing rod (34), a telescopic rod (36) being movably connected inside the second fixing rod (34), a cam (37) being movably connected inside the telescopic rod (36), and the concave wheel (35) being located on the right side of the second fixing rod (34) and at the lower end of the cam (37).

6. A steel bar diameter measuring device according to claim 1, characterized in that: The measuring mechanism (4) comprises a first baffle (42), the first baffle (42) being fixedly mounted on the top end of the support frame (11), a sliding rod (41) being fixedly mounted on one side of the first baffle (42), a third sliding block (43) being slidably connected to the surface of the sliding rod (41), a first clamping block (44) being fixedly mounted on the top end of the third sliding block (43), and a first sliding groove block (410) being fixedly mounted on one side of the third sliding block (43).

7. A steel bar diameter measuring device according to claim 6, characterized in that: A measuring ruler (45) is fixedly installed inside the first slide block (410), a second fixed block (46) is fixedly installed on one side of the measuring ruler (45), a second slide block (411) is movably connected to the surface of the measuring ruler (45), a fourth slider (48) is fixedly installed on one side of the second slide block (411), the fourth slider (48) is slidably connected to the surface of the slide rod (41), a second clamping block (49) is fixedly connected to the upper end of the fourth slider (48), and a clamp (47) is arranged inside the third slider (43) and the fourth slider (48).

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