Steel pipe inner wall radian measuring device

Abstract

The utility model relates to the technical field of steel pipe inner walls, and discloses a steel pipe inner wall radian measuring device which comprises a bottom plate. The mounting seat is fixedly connected to the top of the bottom plate; the clamping assembly is arranged at the top of the bottom plate and is used for clamping and measuring the device; the mounting plate is fixedly connected to the top of the bottom plate; the auxiliary mechanism is arranged at the top of the bottom plate and used for conducting auxiliary clamping on the steel pipe. The display is fixedly connected to the front of the mounting plate; according to the clamping assembly, a clamping part is arranged at the top of a bottom plate, and the clamping part is clamped through a driving part; the measuring part is arranged at the top of the bottom plate and used for detecting a steel pipe, the driving part installed at the top of the bottom plate drives the clamping part to clamp the steel pipe, and meanwhile a transmission rod is driven to rotate by rotating a handle. Through rotation, the induction block at the top coincides with the interior of the pipeline, measurement is completed through the measurement block, and measurement is completed on the displayer.

Description

Technical Field

[0001] The utility model relates to the technical field of steel pipe inner walls, in particular to a device for measuring the radian of a steel pipe inner wall. Background Art

[0002] In modern production and life, steel is used frequently, among which steel pipes are used in a wide range of applications. Therefore, the quality inspection of steel has become a top priority. When conducting quality inspection on steel, it is usually necessary to test its length, quality, toughness and curvature. Among them, the curvature of steel plays a greater role in the use of steel.

[0003] According to Chinese Patent Publication No. CN 210070900 U, the technical solution disclosed in the patent document is as follows: The utility model relates to the field of steel pipe measurement technology, and in particular to a device for measuring the curvature of the inner wall of a steel pipe, comprising a base plate, two sets of strip-shaped slots being provided at the top of the base plate, an L-shaped fixing plate and a motor being fixedly mounted on the top of the base plate, a bidirectional screw being fixedly mounted on the output shaft of the motor, the top of the bidirectional screw being rotatably connected to the bottom end of the horizontal support arm of the L-shaped fixing plate, two sets of threaded sleeves being symmetrically threadedly connected on the outer side of the bidirectional screw, a sliding seat and a sliding plate being slidably connected at the strip-shaped slots, the sliding seat being fixedly mounted with a telescopic rod, the top of the telescopic rod being provided with a cushion, a circular through-hole being provided in the middle of the sliding plate, a rotating rod being rotatably connected to the sliding plate at the circular through-hole, the midpoint of the rotating rod and the midpoint of the rotating rod being located on the same horizontal line. The utility model can better support and fix the steel pipe and facilitate curvature detection, thereby obtaining more accurate data and detection results.

[0004] When the device is in use, the steel pipe is installed on the fixed plate, and the inspection device is driven by rotating the handle, which drives the pressure sensor to transmit and perform inspection at the same time. However, in actual use, due to the different lengths of the steel pipes, the steel pipe will be bumped during the inspection, which may cause inaccurate inspection. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a device for measuring the radian of the inner wall of a steel pipe.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for measuring the curvature of the inner wall of a steel pipe, comprising a base plate; a mounting seat fixedly connected to the top of the base plate; a clamping assembly arranged on the top of the base plate for clamping and measuring the device; a mounting plate fixedly connected to the top of the base plate; an auxiliary mechanism arranged on the top of the base plate for auxiliary clamping of the steel pipe; a display fixedly connected to the front of the mounting plate; wherein the clamping assembly comprises: a clamping part arranged on the top of the base plate, and the clamping part is clamped by a driving part; a measuring part arranged on the top of the base plate for detecting the steel pipe.

[0007] Preferably, the driving part includes a hydraulic cylinder, a positioning plate, a telescopic rod, and a push block, the hydraulic cylinder is fixedly connected to the top of the mounting seat, the positioning plate is fixedly connected to the top of the base plate, the telescopic rod is fixedly connected to the right side of the positioning plate, and the push block is fixedly connected to the right side of the telescopic rod.

[0008] Preferably, the clamping part includes a chuck, a spring 1, a movable block, and a splint. The chuck is fixedly connected to the right side of the positioning plate, the spring 1 is fixedly connected to the right side of the chuck, the movable block is fixedly connected to the inside of the chuck through the spring 1, and the splint is fixedly connected to the right side of the movable block.

[0009] Preferably, the measuring part includes a connecting block, a handle, a knob, a transmission rod, a measuring block, a sensing block, and a second spring. The connecting block is fixedly connected to the right side of the mounting plate, the handle is fixedly connected to the right side of the connecting block, the knob is fixedly connected to the right side of the connecting block, the transmission rod is fixedly connected to the left side of the mounting plate, the measuring block is fixedly connected to the left side of the transmission rod, the sensing block is sleeved on the inner wall of the measuring block, and the second spring is connected to the inside of the sensing block. The clamping part is driven by the transmission of the driving part to clamp the workpiece, and at the same time, the inside of the steel pipe is inspected between the measuring block and the sensing block provided at the front end of the measuring part.

[0010] Preferably, the auxiliary mechanism includes a sliding part and a positioning part, the sliding part includes a slide rail, a slider, a bolt 1, a connecting plate, and a top plate, the slide rail is fixedly connected to the top of the base plate, the slider is slidably connected to the slide rail, the bolt 1 is fixedly connected to the slider and the slide rail, the connecting plate is fixedly connected to the top of the slider, and the top plate is fixedly connected to the top of the connecting plate.

[0011] Preferably, the positioning part includes a mounting frame, a second bolt, and a clamping block. The mounting frame is fixedly connected to the bottom of the top plate, and the clamping block is fixedly connected to the inside of the mounting frame by the second bolt. The sliding connection between the slide rail and the slider is installed on the top of the bottom plate, fixed by the first bolt, and fixed by the hole on the slide rail, so that the auxiliary clamping of steel pipes of different lengths through the positioning part is more stable.

[0012] Preferably, the measuring block squeezes and transmits the internal spring 2 through the sensing block on the top.

[0013] Compared with the prior art, the present invention provides a device for measuring the curvature of the inner wall of a steel pipe, which has the following beneficial effects:

[0014] (1) A device for measuring the curvature of the inner wall of a steel pipe, wherein a driving part installed on the top of a bottom plate drives a clamping part to clamp the steel pipe, and at the same time, a driving rod is driven to rotate by turning a handle, and the top sensing block is aligned with the inside of the pipe by the rotation, and the measurement is completed by the measuring block and displayed on the display.

[0015] (2) A device for measuring the curvature of the inner wall of a steel pipe, which fixes the steel pipe by rotating it from the middle of the mounting frame by rotating bolts 2 on three sides, slides between the slider at the bottom and the slide rail, and auxiliary clamps the slider and the slide rail at multiple positions through bolts 1, so that steel pipes of different lengths can be stably measured. BRIEF DESCRIPTION OF THE DRAWINGS

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

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

[0018] Figure 3 This is a schematic diagram of the auxiliary mechanism structure of the utility model;

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

[0020] Figure 5 For this utility model Figure 4 A partial enlarged view of point A in the middle.

[0021] In the figure: 1. Base plate; 2. Mounting seat; 3. Clamping assembly; 31. Driving part; 311. Hydraulic cylinder; 312. Positioning plate; 313. Telescopic rod; 314. Push block; 32. Clamping part; 321. Chuck; 322. Spring 1; 323. Movable block; 324. Clamping plate; 33. Measuring part; 331. Connecting block; 332. Handle; 333. Knob; 334. Transmission rod; 335. Measuring block; 336. Sensing block; 337. Spring 2; 4. Mounting plate; 5. Display; 6. Auxiliary mechanism; 61. Sliding part; 611. Slide rail; 612. Slider; 613. Bolt 1; 614. Connecting plate; 615. Top plate; 62. Positioning part; 621. Mounting frame; 622. Bolt 2; 623. Clamping block. DETAILED DESCRIPTION

[0022] Example 1

[0023] like Figure 1-5 As shown, the utility model provides a technical solution: a device for measuring the inner wall curvature of a steel pipe, comprising a base plate 1; a mounting seat 2 fixedly connected to the top of the base plate 1; a clamping assembly 3 arranged on the top of the base plate 1, for clamping and measuring the device; a mounting plate 4 fixedly connected to the top of the base plate 1; an auxiliary mechanism 6 arranged on the top of the base plate 1, for auxiliary clamping of the steel pipe; a display 5 fixedly connected to the front of the mounting plate 4; wherein the clamping assembly 3 includes: a clamping portion 32 arranged on the top of the base plate 1, and the clamping portion 32 is clamped by a driving portion 31; a measuring portion 33 arranged on the top of the base plate 1, for detecting the steel pipe.

[0024] The driving part 31 includes a hydraulic cylinder 311, a positioning plate 312, a telescopic rod 313, and a push block 314. The hydraulic cylinder 311 is fixedly connected to the top of the mounting base 2, the positioning plate 312 is fixedly connected to the top of the base plate 1, the telescopic rod 313 is fixedly connected to the right side of the positioning plate 312, and the push block 314 is fixedly connected to the right side of the telescopic rod 313.

[0025] The clamping part 32 includes a chuck 321, a spring 1 322, a movable block 323, and a splint 324. The chuck 321 is fixedly connected to the right side of the positioning plate 312, the spring 1 322 is fixedly connected to the right side of the chuck 321, the movable block 323 is fixedly connected to the inside of the chuck 321 through the spring 1 322, and the splint 324 is fixedly connected to the right side of the movable block 323.

[0026] The measuring part 33 includes a connecting block 331, a handle 332, a knob 333, a transmission rod 334, a measuring block 335, a sensing block 336, and a second spring 337. The connecting block 331 is fixedly connected to the right side of the mounting plate 4, the handle 332 is fixedly connected to the right side of the connecting block 331, the knob 333 is fixedly connected to the right side of the connecting block 331, the transmission rod 334 is fixedly connected to the left side of the mounting plate 4, the measuring block 335 is fixedly connected to the left side of the transmission rod 334, the sensing block 336 is sleeved on the inner wall of the measuring block 335, and the second spring 337 is connected to the inside of the sensing block 336. The clamping part 32 is driven by the transmission of the driving part 31 to clamp the workpiece. At the same time, the inside of the steel pipe is inspected between the measuring block 335 and the sensing block 336 set at the front section of the measuring part 33. The measuring block 335 squeezes the internal spring 2 337 through the top sensing block 336.

[0027] In this embodiment, the driving part 31 installed on the top of the base plate 1 drives the clamping part 32 to clamp the steel pipe, and at the same time, the transmission rod 334 is driven to rotate by rotating the handle 332. The top sensing block 336 is aligned with the inside of the pipe by rotation, and the measurement is completed by the measuring block 335 and displayed on the display 5.

[0028] Example 2

[0029] like Figure 1-5 As shown, based on Example 1, the utility model provides a technical solution: preferably, the auxiliary mechanism 6 includes a sliding part 61 and a positioning part 62, the sliding part 61 includes a slide rail 611, a slider 612, a bolt 613, a connecting plate 614, and a top plate 615, the slide rail 611 is fixedly connected to the top of the base plate 1, the slider 612 is slidably connected to the slide rail 611, the bolt 613 is fixedly connected to the slider 612 and the slide rail 611, the connecting plate 614 is fixedly connected to the top of the slider 612, and the top plate 615 is fixedly connected to the top of the connecting plate 614.

[0030] The positioning part 62 includes a mounting frame 621, a second bolt 622, and a clamping block 623. The mounting frame 621 is fixedly connected to the bottom of the top plate 615, and the clamping block 623 is fixedly connected to the inside of the mounting frame 621 by the second bolt 622. The sliding rail 611 and the slider 612 are installed on the top of the bottom plate 1 for sliding connection, fixed by the first bolt 613, and fixed by the hole on the sliding rail 611, so that the auxiliary clamping of steel pipes of different lengths through the positioning part 62 is more stable.

[0031] In this embodiment, the steel pipe is fixed by rotating the bolts 2 622 on three sides from the middle of the mounting frame 621, sliding between the slider 612 at the bottom and the slide rail 611, and auxiliary clamping is performed in multiple positions through the holes on the slider 612 and the slide rail 611 through bolts 1 613, so that steel pipes of different lengths can be stably measured.

[0032] like Figure 1-5 As shown, the driving part 31 installed on the top of the base plate 1 drives the telescopic rod 313 to push the pushing block 314 through the hydraulic cylinder 311, and at the same time, the driving part 31 drives the chuck 321 to push the movable block 323 and the spring 1 322 to slide on the chuck 321 through the pushing block 314, and at the same time drives the clamping plate 324 installed on the right side to clamp the steel pipe. At the same time, the mounting plate 4 installed on the top of the base plate 1 drives the transmission rod 334 to rotate by rotating the connecting block 331 and the handle 332 installed on the right side, and at the same time, drives the transmission rod 334 to rotate slowly by rotating the knob 333, and at the same time drives the measuring block 335 and the sensing block 336 installed on the left side of the transmission rod 334 to detect, and the sensing block 336 is installed inside the measuring block 335 through the spring 2 337, and the sensing block 336 is installed in the pipe. The part rotates and the internal detection is carried out at the same time, the sliding rail 611 and the slider 612 installed on the top of the base plate 1 are slidably connected, and the bolt 1 613 is fixedly connected to the sliding rail 611 and the slider 612, and the bolt 1 613 is fixed through the holes on the sliding rail 611 and the slider 612, and the connecting plate 614 is installed on the top of the slider 612, and the top plate 615 is installed on the two connecting plates 614, and the positioning part 62 is installed on the bottom of the top plate 615, and the pipe is clamped with the chuck 321, and the pipe is fixed by the bolt 2 622 on the positioning part 62 on the auxiliary mechanism 6, and the measuring part 33 is measured, and the measurement is displayed on the display 5, and the sliding part 61 installed slides on the sliding rail 611 so that pipes of different lengths can be clamped stably.

Claims

1. A device for measuring the curvature of the inner wall of a steel pipe, characterized in that: include: Bottom plate (1); A mounting base (2) connected to the base plate (1); A clamping assembly (3) is provided on the base plate (1) and is used for clamping and measuring the device; A mounting plate (4) connected to the base plate (1); An auxiliary mechanism (6) is provided on the bottom plate (1) and is used for auxiliary clamping of the steel pipe; A display (5) connected to the mounting plate (4); Wherein, the clamping assembly (3) comprises: A clamping portion (32) is provided on the bottom plate (1), and the clamping portion (32) is clamped by the driving portion (31); The measuring part (33) is arranged on the bottom plate (1) and is used to detect the steel pipe.

2. The device for measuring the inner wall curvature of a steel pipe according to claim 1, characterized in that: The driving part (31) comprises a hydraulic cylinder (311), a positioning plate (312), a telescopic rod (313), and a push block (314); the hydraulic cylinder (311) is connected to the mounting seat (2); the positioning plate (312) is connected to the base plate (1); the telescopic rod (313) is connected to the positioning plate (312); and the push block (314) is connected to the telescopic rod (313).

3. The device for measuring the inner wall curvature of a steel pipe according to claim 1, characterized in that: The clamping portion (32) includes a chuck (321), a spring (322), a movable block (323), and a clamping plate (324); the chuck (321) is connected to the positioning plate (312); the spring (322) is connected to the chuck (321); the movable block (323) is connected to the chuck (321) via the spring (322); and the clamping plate (324) is connected to the movable block (323).

4. The device for measuring the inner wall curvature of a steel pipe according to claim 1, characterized in that: The measuring part (33) comprises a connecting block (331), a handle (332), a knob (333), a transmission rod (334), a measuring block (335), a sensing block (336), and a second spring (337). The connecting block (331) is connected to the mounting plate (4), the handle (332) is connected to the connecting block (331), the knob (333) is connected to the connecting block (331), the transmission rod (334) is connected to the mounting plate (4), the measuring block (335) is connected to the transmission rod (334), the sensing block (336) is sleeved on the measuring block (335), and the second spring (337) is connected to the sensing block (336).

5. The device for measuring the inner wall curvature of a steel pipe according to claim 1, characterized in that: The auxiliary mechanism (6) includes a sliding portion (61) and a positioning portion (62). The sliding portion (61) includes a slide rail (611), a slider (612), a bolt (613), a connecting plate (614), and a top plate (615). The slide rail (611) is connected to the bottom plate (1). The slider (612) is slidably connected to the slide rail (611). The bolt (613) is connected to the slider (612) and the slide rail (611). The connecting plate (614) is connected to the slider (612). The top plate (615) is connected to the connecting plate (614).

6. The device for measuring the inner wall curvature of a steel pipe according to claim 5, characterized in that: The positioning portion (62) includes a mounting frame (621), a second bolt (622), and a clamping block (623). The mounting frame (621) is connected to the top plate (615), and the clamping block (623) is connected to the mounting frame (621) via the second bolt (622).

7. The device for measuring the inner wall curvature of a steel pipe according to claim 4, characterized in that: The measuring block (335) squeezes and drives the internal spring 2 (337) through the sensing block (336) at the top.

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