CN212964758U - Eddy current flaw detection device for stainless steel pipe - Google Patents
Eddy current flaw detection device for stainless steel pipe Download PDFInfo
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- CN212964758U CN212964758U CN202021323209.9U CN202021323209U CN212964758U CN 212964758 U CN212964758 U CN 212964758U CN 202021323209 U CN202021323209 U CN 202021323209U CN 212964758 U CN212964758 U CN 212964758U
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- steel pipe
- driving motor
- bevel gear
- vertical plate
- eddy current
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- 238000001514 detection method Methods 0.000 title claims abstract description 37
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 11
- 239000010935 stainless steel Substances 0.000 title claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 51
- 239000010959 steel Substances 0.000 claims abstract description 51
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 239000000523 sample Substances 0.000 claims abstract description 24
- 238000007689 inspection Methods 0.000 claims description 10
- 238000012360 testing method Methods 0.000 claims description 10
- 230000007723 transport mechanism Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 5
- 230000002146 bilateral effect Effects 0.000 abstract description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 241000156978 Erebia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of flaw detection devices, in particular to a stainless steel pipe eddy current flaw detection device which solves the defect of low detection efficiency in the prior art and comprises a working platform, a steel pipe main body, a detection probe, a cross rod and a vertical plate, wherein the front side and the rear side of the top end of the working platform are both provided with mounting plates, a transmission mechanism is arranged between the mounting plates, the bilateral symmetry of the transmission mechanism is provided with a driving mechanism, the vertical plate is movably arranged at the top end of the transmission mechanism through an angle adjusting mechanism, the middle of the vertical plate is provided with a strip-shaped opening, an electric push rod is arranged inside the strip-shaped opening, the cross rod is arranged at one side of the vertical plate, the output end of the electric push rod is fixedly connected with one end of the cross rod, the position of the detection probe can be conveniently adjusted according to the size of the steel, the detection efficiency is high.
Description
Technical Field
The utility model relates to a technical field of detecting a flaw specifically is a nonrust steel pipe eddy current inspection device.
Background
The eddy current flaw detector is a nondestructive testing method for nondestructively evaluating some properties of a conductive material and a workpiece thereof or finding defects by measuring the change of induced eddy current in the workpiece to be tested by using the principle of electromagnetic induction. When a detection coil carrying alternating current is close to a conductive workpiece, eddy currents (parameters such as the size of the eddy currents are related to defects in the workpiece) are induced in the workpiece due to the action of a coil magnetic field, and the impedance of the detection coil is changed by a reaction magnetic field generated by the eddy currents. Therefore, under the condition that the shape, the size, the detection distance and the like of the workpiece are fixed, the detected workpiece can be judged to have no defect by measuring the change of the impedance of the detection coil;
the existing stainless steel pipe eddy current inspection device generally needs to detect the steel pipes one by one during inspection, and the steel pipes are taken down and replaced after the inspection is completed, so that the inspection device is time-consuming, labor-consuming, low in inspection efficiency, inconvenient in adjusting the position of the inspection probe and low in applicability.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a nonrust steel pipe eddy current inspection device to the detection efficiency who proposes among the solution above-mentioned background art is low and the position problem of being not convenient for adjust test probe.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a nonrust steel pipe eddy current inspection device, includes work platform, steel pipe main part, test probe, horizontal pole and riser, both sides all are provided with the mounting panel around the work platform top, and are provided with transport mechanism between the mounting panel, transport mechanism's bilateral symmetry is provided with actuating mechanism, the riser passes through the activity of angle adjustment mechanism and sets up the top at transport mechanism, the centre of riser is provided with the bar mouth, and the internally mounted of bar mouth has electric putter, the horizontal pole sets up in one side of riser, and the one end of horizontal pole passes the opposite side that the bar mouth extends to the riser, electric putter's output and the inside horizontal pole fixed connection of bar mouth, test probe installs the bottom at the horizontal pole, the controller is installed to the one end that actuating mechanism was kept away from to the mounting panel.
Preferably, actuating mechanism includes bearing roller, drive roller, U type installing support, cylinder and a driving motor, two the bearing roller is respectively through the centre of bearing installation at two mounting panels, U type installing support sets up the below in the middle of two bearing rollers, the bottom at work platform is installed to the cylinder, and the output of cylinder and the bottom fixed connection of U type installing support, the inside at U type installing support is installed to the drive roller, a driving motor installs in one side of U type installing support, and the pivot fixed connection of a driving motor and drive roller.
Preferably, the lateral wall of U type installing support one side passes through slide rail and mounting panel sliding connection, the mounting panel of work platform top opposite side is provided with the opening that matches each other with a driving motor.
Preferably, the steel pipe main body is placed at the top end between the two carrier rollers, the diameter of the steel pipe main body is larger than the distance between the two carrier rollers, and the detection probe is located right above the steel pipe main body.
Preferably, transport mechanism includes slider, third driving motor, lead screw and slide bar, the lead screw passes through the bearing and installs in the centre of the relative one end of two mounting panels, and the one end of lead screw extends to the outside of mounting panel, the lead screw in the mounting panel outside and third driving motor's output fixed connection, the both sides at the lead screw are fixed respectively to the slide bar, the slider cup joints on lead screw and slide bar, and the centre and the lead screw threaded connection of slider, the both sides and the slide bar sliding connection of slider.
Preferably, angle adjustment mechanism includes second driving motor, first bevel gear, regulation pivot, shell body and second bevel gear, the top at the slider is fixed to the shell body, adjust the pivot and fix the bottom at the riser, and adjust the inside that the pivot extends to the shell body, second bevel gear cup joints in the inside regulation pivot of shell body, first bevel gear installs the one side at second bevel gear through the pivot, and first bevel gear and second bevel gear intermeshing, second driving motor installs on the lateral wall of shell body, and second driving motor's output and first bevel gear's pivot fixed connection.
Compared with the prior art, the beneficial effects of the utility model are that: the stainless steel pipe eddy current flaw detection device
(1) The supporting rollers are arranged on the two sides of the top end of the working platform, the U-shaped mounting bracket, the driving roller and the first driving motor are arranged between the two supporting rollers, during detection, the driving roller rotates to drive the steel pipe to rotate, the sliding block, the third driving motor, the lead screw and the sliding rod are arranged in the middle of the top end of the working platform, the detection probe can be driven to slide above the steel pipe main body along the length direction of the steel pipe main body, the steel pipe main body is detected in an all-dimensional mode, accuracy is high, and detection efficiency is high;
(2) the strip-shaped opening is formed in the vertical plate, the electric push rod is arranged in the strip-shaped opening and is fixedly connected with the cross rod, the length of the detection probe from the steel pipe can be adjusted through the extension and retraction of the electric push rod, when the diameters of the steel pipes are different, the distance of the detection probe from the steel pipe is inconvenient, the air cylinder is arranged at the bottom end of the U-shaped mounting support, the position of the driving roller can be adjusted according to the diameter of the steel pipe, the top end of the driving roller is abutted against the lower end face of the steel pipe to drive the steel pipe, the steel pipes with different sizes can be detected;
(3) through setting up the shell body in the bottom of riser, and the inside of shell body is provided with first bevel gear, adjust pivot and second bevel gear, one side of first bevel gear is provided with second driving motor, work platform top both sides all are provided with actuating mechanism, after the steel pipe to work platform one side actuating mechanism top detects the completion, receive the reloading, then drive the riser through second driving motor and rotate 180, detect the steel pipe of work platform top opposite side, so reciprocal circulation, can improve the efficiency that detects, it is more energy-conserving high-efficient.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic side view of the vertical plate of the present invention;
fig. 4 is a system block diagram of the present invention.
In the figure: 1. a working platform; 101. mounting a plate; 2. a drive mechanism; 201. a carrier roller; 202. a drive roller; 203. a U-shaped mounting bracket; 204. a cylinder; 205. a first drive motor; 3. a steel pipe body; 4. detecting a probe; 5. a cross bar; 6. a vertical plate; 601. a strip-shaped opening; 7. an angle adjusting mechanism; 701. a second drive motor; 702. a first bevel gear; 703. adjusting the rotating shaft; 704. an outer housing; 705. a second bevel gear; 8. a transport mechanism; 801. a slider; 802. a third drive motor; 803. a screw rod; 804. a slide bar; 9. a controller; 10. an electric push rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a stainless steel pipe eddy current flaw detection device comprises a working platform 1, a steel pipe main body 3, a detection probe 4, a cross rod 5 and a vertical plate 6, wherein the type of the detection probe 4 can be GD-IE12, mounting plates 101 are arranged on the front side and the rear side of the top end of the working platform 1, a transmission mechanism 8 is arranged between the mounting plates 101, the transmission mechanism 8 comprises a sliding block 801, a third driving motor 802, a lead screw 803 and a sliding rod 804, the type of the third driving motor 802 can be Y90S-2, the lead screw 803 is mounted in the middle of one end, opposite to the two mounting plates 101, of each mounting plate 101 through a bearing, one end of the lead screw 803 extends to the outer side of the corresponding mounting plate 101, the lead screw 803 on the outer side of the mounting plate 101 is fixedly connected with the output end of the third driving motor 802, the sliding rods 804 are respectively fixed on the two sides of the lead screw 803, the sliding block is sleeved 801, the rotation of the screw 803 can drive the detection probe 4 to move above the steel pipe main body 3 along the length direction thereof, so as to carry out omnibearing detection on the steel pipe main body 3;
the driving mechanism 2 is symmetrically arranged on two sides of the conveying mechanism 8, the driving mechanism 2 comprises carrier rollers 201, a driving roller 202, a U-shaped mounting bracket 203, an air cylinder 204 and a first driving motor 205, the model of the air cylinder 204 can be SC63, the model of the first driving motor 205 can be Y315M-2, the two carrier rollers 201 are respectively arranged in the middle of the two mounting plates 101 through bearings, the U-shaped mounting bracket 203 is arranged below the middle of the two carrier rollers 201, the air cylinder 204 is arranged at the bottom end of the working platform 1, the output end of the air cylinder 204 is fixedly connected with the bottom end of the U-shaped mounting bracket 203, the driving roller 202 is arranged inside the U-shaped mounting bracket 203, the first driving motor 205 is arranged on one side of the U-shaped mounting bracket 203, the first driving motor 205 is fixedly connected with the rotating shaft of the driving roller 202, the steel pipe main body 3 is driven to rotate through the rotation of the driving roller 202, the position of the driving roller 202 can be adjusted according to the size of the steel pipe main body 3 through the expansion and contraction of the air cylinder 204, so that the applicability is strong;
the side wall of one side of the U-shaped mounting bracket 203 is connected with the mounting plate 101 in a sliding manner through a sliding rail, the mounting plate 101 on the other side of the top end of the working platform 1 is provided with an opening matched with the first driving motor 205, and when the position of the driving roller 202 is adjusted, the U-shaped mounting bracket 203 can move up and down stably;
the vertical plate 6 is movably arranged at the top end of the conveying mechanism 8 through an angle adjusting mechanism 7, the angle adjusting mechanism 7 comprises a second driving motor 701, a first bevel gear 702, an adjusting rotating shaft 703, an outer shell 704 and a second bevel gear 705, the model of the second driving motor 701 can be Y160M1-2, the outer shell 704 is fixed at the top end of the sliding block 801, the adjusting rotating shaft 703 is fixed at the bottom end of the vertical plate 6, the adjusting rotating shaft 703 extends to the inside of the outer shell 704, the second bevel gear is sleeved on the adjusting rotating shaft 703 inside the outer shell 704, the first bevel gear 702 is arranged at one side of the second bevel gear 705 through the rotating shaft, the first bevel gear 702 is meshed with the second bevel gear 705, the second driving motor 701 is arranged on the outer side wall of the outer shell 704, the output end of the second driving motor 701 is fixedly connected with the rotating shaft of the first bevel gear 702, the second driving motor 701 drives the adjusting rotating shaft, thereby driving the vertical plate 6 to rotate, and alternately detecting the steel pipe main bodies 3 on the two sides of the top end of the working platform 1, and improving the detection efficiency;
a bar-shaped opening 601 is formed in the middle of the vertical plate 6, an electric push rod 10 is installed inside the bar-shaped opening 601, the model of the electric push rod 10 can be GRA-L36, the cross rod 5 is arranged on one side of the vertical plate 6, one end of the cross rod 5 penetrates through the bar-shaped opening 601 and extends to the other side of the vertical plate 6, the output end of the electric push rod 10 is fixedly connected with the cross rod 5 inside the bar-shaped opening 601, the detection probe 4 is installed at the bottom end of the cross rod 5, the steel pipe main body 3 is placed at the top end of the middle of the two carrier rollers 201, the diameter of the steel pipe main body 3 is larger than the distance between the two carrier rollers 201, and the detection probe 4 is located right above the steel pipe;
the controller 9 is installed at one end, far away from the driving mechanism 2, of the mounting plate 101, the model of the controller 9 can be ARGUS, and the output end cylinder 204 of the controller 9, the first driving motor 205, the detection probe 4, the second driving motor 701, the third driving motor 802 and the input end of the electric push rod 10 are electrically connected through a wire.
The working principle is as follows: firstly, a steel pipe main body 3 is placed at the top end between two carrier rollers 201, then a switch of an air cylinder 204 is opened through a controller 9, the air cylinder 204 stretches and contracts, the top end of a driving roller 202 is abutted against the bottom end of the steel pipe main body 3, then the switch of a first driving motor 205 is opened through the controller 9, the first driving motor 205 drives the driving roller 202 to rotate, the driving roller 202 drives the steel pipe main body 3 to rotate, meanwhile, a switch of a third driving motor 802 is opened through the controller 9, the third driving motor 802 drives a lead screw 803 to rotate, the lead screw 803 drives a sliding block 801 to slide along the length direction of the steel pipe main body 3, the steel pipe main body 3 is detected through a detection probe 4, a coil inside the detection probe 4 generates an alternating magnetic field and induces eddy current in the steel pipe main body 3 during detection, when the steel pipe main body 3 has defects or physical property changes, the coil voltage, various interference signals are eliminated through a signal processor, useful signals are input into a controller 9 to display a detection result, after the steel pipe main body 3 on one side of the top end of the working platform 1 is detected, the steel pipe main body 3 is taken down and replaced, meanwhile, a switch of a second driving motor 701 is turned on through the controller 9, the second driving motor 701 drives an adjusting rotating shaft 703 to rotate through a first bevel gear 702 and a second bevel gear 705, so that a vertical plate 6 is driven to rotate 180 degrees, a detection probe 4 is positioned right above the steel pipe main body 3 on the other side of the top end of the working platform 1 to perform uninterrupted detection, a cross rod 5 can be driven to slide up and down on one side of the vertical plate 6 through the stretching of an electric push rod 10, and when the steel pipe main bodies 3 with different sizes are detected, the distance between the detection probe 4 and the steel pipe.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a nonrust steel pipe eddy current inspection device, includes work platform (1), steel pipe main part (3), test probe (4), horizontal pole (5) and riser (6), its characterized in that: the front side and the rear side of the top end of the working platform (1) are respectively provided with a mounting plate (101), and a conveying mechanism (8) is arranged between the mounting plates (101), the two sides of the conveying mechanism (8) are symmetrically provided with driving mechanisms (2), the vertical plate (6) is movably arranged at the top end of the conveying mechanism (8) through an angle adjusting mechanism (7), a strip-shaped opening (601) is arranged in the middle of the vertical plate (6), an electric push rod (10) is arranged in the strip-shaped opening (601), the cross rod (5) is arranged on one side of the vertical plate (6), one end of the cross rod (5) passes through the strip-shaped opening (601) and extends to the other side of the vertical plate (6), the output end of the electric push rod (10) is fixedly connected with a cross rod (5) in the strip-shaped opening (601), the bottom at horizontal pole (5) is installed in test probe (4), controller (9) are installed to the one end that actuating mechanism (2) were kept away from in mounting panel (101).
2. The eddy current testing apparatus for stainless steel pipes according to claim 1, characterized in that: actuating mechanism (2) are including bearing roller (201), drive roller (202), U type installing support (203), cylinder (204) and first driving motor (205), two bearing roller (201) is respectively installed in the centre of two mounting panels (101) through the bearing, U type installing support (203) set up the below in the middle of two bearing rollers (201), the bottom at work platform (1) is installed in cylinder (204), and the output of cylinder (204) and the bottom fixed connection of U type installing support (203), the inside at U type installing support (203) is installed in drive roller (202), one side at U type installing support (203) is installed in first driving motor (205), and the pivot fixed connection of first driving motor (205) and drive roller (202).
3. The eddy current testing apparatus for stainless steel pipes according to claim 2, characterized in that: the lateral wall of U type installing support (203) one side passes through slide rail and mounting panel (101) sliding connection, mounting panel (101) of work platform (1) top opposite side are provided with the opening that matches each other with first driving motor (205).
4. The eddy current testing apparatus for stainless steel pipes according to claim 1, characterized in that: the steel pipe main body (3) is placed at the top end between the two carrier rollers (201), the diameter of the steel pipe main body (3) is larger than the distance between the two carrier rollers (201), and the detection probe (4) is located right above the steel pipe main body (3).
5. The eddy current testing apparatus for stainless steel pipes according to claim 1, characterized in that: transport mechanism (8) include slider (801), third driving motor (802), lead screw (803) and slide bar (804), lead screw (803) pass through the bearing and install in the centre of two relative one ends of mounting panel (101), and the one end of lead screw (803) extends to the outside of mounting panel (101), lead screw (803) and third driving motor (802) output fixed connection in the outside of mounting panel (101), slide bar (804) are fixed respectively in the both sides of lead screw (803), slider (801) cup joint on lead screw (803) and slide bar (804), and the centre and lead screw (803) threaded connection of slider (801), the both sides and slide bar (804) sliding connection of slider (801).
6. The eddy current testing apparatus for stainless steel pipes according to claim 5, characterized in that: the angle adjusting mechanism (7) comprises a second driving motor (701), a first bevel gear (702), an adjusting rotating shaft (703), an outer shell (704) and a second bevel gear (705), the outer shell (704) is fixed at the top end of the sliding block (801), the adjusting rotating shaft (703) is fixed at the bottom end of the vertical plate (6), the adjusting rotating shaft (703) extends to the inside of the outer shell (704), the second bevel gear (705) is sleeved on the adjusting rotating shaft (703) inside the outer shell (704), the first bevel gear (702) is arranged on one side of the second bevel gear (705) through a rotating shaft, and the first bevel gear (702) and the second bevel gear (705) are meshed with each other, the second driving motor (701) is installed on the outer side wall of the outer shell (704), and the output end of the second driving motor (701) is fixedly connected with the rotating shaft of the first bevel gear (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021323209.9U CN212964758U (en) | 2020-07-08 | 2020-07-08 | Eddy current flaw detection device for stainless steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021323209.9U CN212964758U (en) | 2020-07-08 | 2020-07-08 | Eddy current flaw detection device for stainless steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212964758U true CN212964758U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021323209.9U Expired - Fee Related CN212964758U (en) | 2020-07-08 | 2020-07-08 | Eddy current flaw detection device for stainless steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212964758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054675A (en) * | 2023-08-28 | 2023-11-14 | 苏州德斯森电子有限公司 | Automatic detection system for surface defects of workpiece |
-
2020
- 2020-07-08 CN CN202021323209.9U patent/CN212964758U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054675A (en) * | 2023-08-28 | 2023-11-14 | 苏州德斯森电子有限公司 | Automatic detection system for surface defects of workpiece |
| CN117054675B (en) * | 2023-08-28 | 2024-06-04 | 苏州德斯森电子有限公司 | Automatic detection system for surface defects of workpiece |
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Granted publication date: 20210413 |