Stainless steel tube inner hole surface detection device

Abstract

The utility model relates to the technical field of steel pipe detection, in particular to a stainless steel pipe inner hole surface detection device which comprises a rotating base, a movable block is installed on the top face of the rotating base in a sliding mode, a fixed roller is installed at the right end of the top face of the rotating base, and a threaded rod assembly is installed on the top face of the rotating base. A movable roller is mounted on the top surface of the movable block; an inclined structure is mounted on the rotating base, the inclined structure comprises a fixing frame, the fixing frame is mounted on the lower side of the right end of the rotating base, and a rotating shaft is movably mounted in the upper end of the fixing frame through a bearing. By arranging the deflectable rotating base, the steel pipe can be inclined, and when dust on the inner wall of the steel pipe is cleaned through the scraper blade, the cleaned dust can be automatically discharged from the right end of the steel pipe, so that the accumulation of the dust in the steel pipe is reduced, the shielding of the dust to the detection head is reduced, and the accuracy of a detection result is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel pipe detection technical field, concretely is a stainless steel pipe hole surface detection device. BACKGROUND

[0002] After the production of seamless steel pipe, the factory needs to detect the inner and outer wall of the seamless steel pipe, and detect whether the seamless steel pipe has defects. The existing seamless steel pipe detection device needs to be held by the operator for detection, and the detection is time-consuming and laborious and not comprehensive. The existing seamless steel pipe detection device cannot meet the needs of reality.

[0003] For this purpose, Chinese patent number CN202420238905.1 discloses a seamless steel pipe defect detection device, which comprises a base, a detection assembly is arranged on the surface of the base, the detection assembly comprises a support rod, two threaded rods are rotatably connected to the side wall of the support rod, the end portions of the two threaded rods are fixedly connected with transmission wheels, the two transmission wheels are drivingly connected through a synchronous belt, the outer walls of the two threaded rods are threadedly connected with probe heads, which are respectively an inner probe head and an outer probe head, a cleaning assembly is arranged on the side wall of the inner probe head, the cleaning assembly comprises a fixed frame, a collecting box is inserted into the inner wall of the fixed frame, and an arc-shaped scraper is fixedly connected to the side wall of the collecting box away from the fixed frame. In the utility model, the arc-shaped scraper is in close contact with the inner wall of the steel pipe, so that the inner wall of the steel pipe is cleaned during rotation, and the probe head can clearly and completely detect the defects on the inner wall of the steel pipe, avoiding the omission of defect detection.

[0004] The device can clean the dust on the inner wall of the steel pipe by setting the arc-shaped scraper to ensure the accuracy of defect detection, but in actual use, the cleaned dust will fall on the lower side of the inner wall of the steel pipe and cannot be discharged in time. During the rotation of the steel pipe, the dust will adhere to the inner wall of the steel pipe again, thereby shielding the defect of the inner wall of the steel pipe and affecting the detection effect.

[0005] Therefore, in order to solve the above problems, a stainless steel pipe hole surface detection device is proposed. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a stainless steel pipe hole surface detection device to solve the problem that the device in the prior art mentioned in the background art can clean the dust on the inner wall of the steel pipe by setting the arc-shaped scraper to ensure the accuracy of defect detection, but in actual use, the cleaned dust will fall on the lower side of the inner wall of the steel pipe and cannot be discharged in time. During the rotation of the steel pipe, the dust will adhere to the inner wall of the steel pipe again, thereby shielding the defect of the inner wall of the steel pipe and affecting the detection effect.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: A stainless steel pipe inner hole surface detection device, include: The top surface of rotating base is installed with movable block, the top surface right end of rotating base is installed with fixed cylinder, the top surface of rotating base is installed with screw rod assembly, the top surface of movable block is installed with movable cylinder;

[0008] The rotating base is installed with inclination structure, the inclination structure includes fixed frame, the fixed frame is installed at the lower side of the right end of the rotating base, the upper end inside the fixed frame is movably installed with rotating shaft through bearing, the lower side of the left end of the rotating base is installed with support leg, the inner side of the support leg is installed with hydraulic cylinder, the extending end of the hydraulic cylinder is fixedly connected with roller, the right side wall of the rotating base is fixedly installed with mounting frame, the left side wall of the mounting frame is movably installed with limiting cylinder through bearing, the right end of the top surface of the rotating base is fixedly installed with limiting frame, the inner side of the limiting frame is placed with collecting box, the left end of the top surface of the rotating base is fixedly installed with electric telescopic rod, the extending end of the electric telescopic rod is fixedly connected with mounting block, the surface of the mounting block is inserted with hand rod, the right end of the hand rod is installed with scraper, the left side of the scraper is installed with detection head.

[0009] Preferably, the screw rod assembly is threadedly connected with the movable block, and the screw rod assembly is used for moving the movable block leftward and rightward on the top surface of the rotating base.

[0010] Preferably, the limiting cylinder is located at the right side of the fixed cylinder, and the collecting box is located at the lower side of the limiting cylinder.

[0011] Preferably, the rotating shaft is fixedly installed on the front and back walls of the right end of the rotating base, the bottom surfaces of the fixed frame, the support leg and the hydraulic cylinder are flush, the top surface of the support leg is attached to the bottom surface of the rotating base, and the roller is attached to the bottom surface of the rotating base.

[0012] Preferably, the hand rod has a rectangular cross section.

[0013] Compared with the prior art, the utility model has the beneficial effects that: the utility model through setting up rotatable rotating base, can make the steel pipe incline, when cleaning the dust on the inner wall of the steel pipe through the scraper, the dust cleaned down can be automatically discharged from the right end of the steel pipe, thereby reducing the accumulation of dust in the steel pipe, reducing the shielding of the detection head by the dust, and ensuring the accuracy of the detection result.

[0014] The utility model discloses a structure is provided with the inclination structure, starts the threaded rod subassembly, threaded rod subassembly and movable block screw connection, the rotation of threaded rod subassembly can drive movable block to move on the rotary base left and right, movable block drives movable cylinder to draw close or away from fixed cylinder, can adjust the distance between fixed cylinder and movable cylinder, to guarantee the steel pipe when being placed on the device, and fixed cylinder and movable cylinder can support the stable support of steel pipe downside, and the right side wall of steel pipe will abut the limit cylinder, start the hydraulic cylinder, can drive the roller to rise, and the roller is just to push the left end of rotary base upwards, makes the rotary base rotate on the fixed frame through the rotating shaft, makes the rotary base lean, thus the steel pipe just keeps leaning, when detecting, control fixed cylinder and movable cylinder rotate, and fixed cylinder and movable cylinder will drive steel pipe to rotate, push handheld rod, can place the scraper in the inside of the left end of steel pipe, start the electric telescopic rod, can drive mounting block to rise, makes the scraper adhere to the inner wall of steel pipe, with the rotation of steel pipe, the detection head can detect the inner wall of steel pipe, and the dust on the inner wall of steel pipe can be cleaned through the scraper, guarantee the accuracy of detection result, and the dust cleaned down will flow right along the inclined steel pipe and be collected in the inside of the collecting box, reduce the accumulation of dust in the steel pipe, reduce the shielding of dust to detection head and the inner wall of steel pipe, guarantee the accuracy of detection result. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the structure of the utility model's front view schematic diagram;

[0016] Fig. 2 It is the structure of the utility model's explosion schematic diagram;

[0017] Fig. 3 It is the inclination state structure schematic diagram of the rotary base of the utility model.

[0018] In the drawing: 1, rotary base;11, movable block;12, fixed cylinder;13, threaded rod subassembly;14, movable cylinder;2, inclination structure;21, fixed frame;22, rotating shaft;23, support leg;24, hydraulic cylinder;25, roller;26, mounting frame;27, limit cylinder;28, limit frame;29, electric telescopic rod;210, mounting block;211, handheld rod;212, scraper;213, detection head;214, collecting box. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0020] Please refer toFigs. 1-3 The utility model provides a kind of stainless steel pipe inner hole surface detection device embodiment:

[0021] Rotary base 1, movable block 11, fixed cylinder 12, threaded rod assembly 13, movable cylinder 14, hydraulic cylinder 24, electric telescopic rod 29 and detection head 213 used in the application are products that can be directly purchased in the market, and its principle and connection mode are prior art well known to those skilled in the art, so it will not be repeated here.

[0022] A kind of stainless steel pipe inner hole surface detection device, comprising: rotary base 1, movable block 11 is slidably installed on the top surface of rotary base 1, fixed cylinder 12 is installed on the top surface right end of rotary base 1, threaded rod assembly 13 is installed on the top surface of rotary base 1, movable cylinder 14 is installed on the top surface of movable block 11;

[0023] Rotary base 1 is installed with inclined structure 2, inclined structure 2 includes fixed frame 21, fixed frame 21 is installed on the right end lower side of rotary base 1, rotary shaft 22 is movably installed in the upper end inside of fixed frame 21 by bearing, leg 23 is installed on the left end lower side of rotary base 1, hydraulic cylinder 24 is installed on the inner side of leg 23, pulley 25 is fixedly connected to the extension end of hydraulic cylinder 24, mounting bracket 26 is fixedly installed on the right side wall of rotary base 1, limit cylinder 27 is movably installed on the left side wall of mounting bracket 26 by bearing, limit frame 28 is fixedly installed on the top surface right end of rotary base 1, collecting box 214 is placed in the inner side of limit frame 28, electric telescopic rod 29 is fixedly installed on the top surface left end of rotary base 1, mounting block 210 is fixedly connected to the extension end of electric telescopic rod 29, handheld rod 211 is inserted on the surface of mounting block 210, scraper 212 is installed on the right end of handheld rod 211, detection head 213 is installed on the left side of scraper 212, by setting deflectable rotary base 1, can make steel pipe incline, when cleaning dust on the inner wall of steel pipe by scraper 212, the dust cleaned can be automatically discharged from the right end of steel pipe, to reduce the accumulation of dust in steel pipe, reduce the shielding of detection head 213 by dust, ensure the accuracy of detection result.

[0024] Further, threaded rod assembly 13 is threadedly connected with movable block 11, threaded rod assembly 13 is used for the left-right movement of movable block 11 on the top surface of rotary base 1, the left-right position of movable cylinder 14 on rotary base 1 can be adjusted by threaded rod assembly 13 and movable block 11, to support steel pipe of different lengths in cooperation with fixed cylinder 12.

[0025] Further, limit cylinder 27 is located on the right side of fixed cylinder 12, collecting box 214 is located on the lower side of limit cylinder 27, limit cylinder 27 can be positioned on the right side of inclined steel pipe, to avoid displacement of steel pipe, collecting box 214 can collect dust flowing out from steel pipe.

[0026] Further, the rotating shaft 22 is fixedly installed on the front and rear walls at the right end of the rotating base 1, the bottom surfaces of the fixed frame 21, the supporting legs 23 and the hydraulic cylinder 24 are flush, the top surface of the supporting legs 23 is attached to the bottom surface of the rotating base 1, the roller 25 is attached to the bottom surface of the rotating base 1, the rotating base 1 can rotate on the fixed frame 21 through the rotating shaft 22, and the roller 25 can reduce the friction between the rotating base 1 when the rotating base 1 is lifted by the hydraulic cylinder 24.

[0027] Further, the cross section of the hand-held rod 211 is rectangular, and the hand-held rod 211 can only move linearly on the mounting block 210 and cannot rotate.

[0028] Working principle: before use, start the threaded rod assembly 13, the threaded rod assembly 13 is threadedly connected with the movable block 11, the rotation of the threaded rod assembly 13 can drive the movable block 11 to move left and right on the rotating base 1, the movable block 11 drives the movable roller 14 to approach or move away from the fixed roller 12, the distance between the fixed roller 12 and the movable roller 14 can be adjusted to ensure that the fixed roller 12 and the movable roller 14 can stably support the steel pipe on the lower side when the steel pipe is placed on the device, and the right side wall of the steel pipe abuts against the limiting roller 27;

[0029] Start the hydraulic cylinder 24 to lift the roller 25, which pushes the left end of the rotating base 1 upward, so that the rotating base 1 rotates on the fixed frame 21 through the rotating shaft 22, so that the rotating base 1 is inclined, and thus the steel pipe is inclined;

[0030] During detection, the fixed roller 12 and the movable roller 14 are controlled to rotate, which drives the steel pipe to rotate, the hand-held rod 211 is pushed to place the scraper 212 inside the left end of the steel pipe, the electric telescopic rod 29 is started to lift the mounting block 210, so that the scraper 212 is attached to the inner wall of the steel pipe, with the rotation of the steel pipe, the detection head 213 can detect the inner wall of the steel pipe, the dust on the inner wall of the steel pipe can be cleaned through the scraper 212, to ensure the accuracy of the detection result, the dust cleaned will flow to the right along the inclined steel pipe and be collected in the collecting box 214, to reduce the accumulation of dust in the steel pipe and the shielding of the detection head 213 and the inner wall of the steel pipe, to ensure the accuracy of the detection result.

[0031] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in any form; any person skilled in the art can smoothly implement the present application according to the drawings shown in the specification and the above description; however, any person skilled in the art can make slight changes, modifications and equivalent changes of the present application within the scope of the technical scheme of the present application, and the equivalent embodiments of the present application are still within the protection scope of the technical scheme of the present application.

Claims

1. A device for inspecting the inner surface of a hole in a stainless steel pipe, comprising: The utility model provides a rotary base (1), the top surface of rotary base (1) is slidably installed with movable block (11), the top surface right -hand member of rotary base (1) is installed with fixed cylinder (12), the top surface of rotary base (1) is installed with threaded rod assembly (13), the top surface of movable block (11) is installed with movable cylinder (14), It is characterized by: The utility model provides a rotary base (1), the top surface of rotary base (1) is slidably installed with movable block (11), the top surface right -hand member of rotary base (1) is installed with fixed cylinder (12), the top surface of rotary base (1) is installed with threaded rod assembly (13), the top surface of movable block (11) is installed with movable cylinder (14), 2. The apparatus for inspecting the inner surface of a stainless steel pipe according to claim 1, wherein: The utility model discloses a rotary base (1), the top surface of rotary base (1) is slidably installed with movable block (11), the top surface right -hand member of rotary base (1) is installed with fixed cylinder (12), the top surface of rotary base (1) is installed with threaded rod assembly (13), the top surface of movable block (11) is installed with movable cylinder (14), 3. The apparatus for inspecting the inner surface of a stainless steel pipe according to claim 1, wherein: The threaded rod assembly (13) is threadedly connected with the movable block (11), and the threaded rod assembly (13) is used for moving the movable block (11) left and right on the top surface of the rotary base (1).

4. The apparatus for inspecting the inner surface of a stainless steel pipe according to claim 1, wherein: The limiting cylinder (27) is located on the right side of the fixed cylinder (12), and the collecting box (214) is located on the lower side of the limiting cylinder (27).

5. The apparatus for inspecting the inner surface of a stainless steel pipe according to claim 1, wherein: The rotary shaft (22) is fixedly installed on the front and rear walls of the right end of the rotary base (1), the bottom surfaces of the fixed frame (21), the supporting leg (23) and the hydraulic cylinder (24) are flush, the top surface of the supporting leg (23) is attached to the bottom surface of the rotary base (1), and the roller (25) is attached to the bottom surface of the rotary base (1). The cross section of the hand rod (211) is rectangular. The utility model discloses a rotary base (1), the top surface of rotary base (1) is slidably installed with movable block (11), the top surface right -hand member of rotary base (1) is installed with fixed cylinder (12), the top surface of rotary base (1) is installed with threaded rod assembly (13), the top surface of movable block (11) is installed with movable cylinder (14),

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