CN203616284U - Screw propulsion type magnetic powder inspection device - Google Patents
Screw propulsion type magnetic powder inspection device Download PDFInfo
- Publication number
- CN203616284U CN203616284U CN201320626384.9U CN201320626384U CN203616284U CN 203616284 U CN203616284 U CN 203616284U CN 201320626384 U CN201320626384 U CN 201320626384U CN 203616284 U CN203616284 U CN 203616284U
- Authority
- CN
- China
- Prior art keywords
- workpiece
- magnetic powder
- screw propulsion
- powder inspection
- inspection device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The utility model relates to the technical field of magnetic power inspection and discloses a screw propulsion type magnetic powder inspection device. The magnetic powder inspection device sequentially comprises a front-section screw propulsion feeding mechanism, a magnetization mechanism and a back-section screw propulsion discharging mechanism in a long rod and tube type workpiece magnetic powder inspection feeding direction, wherein each of the front-section screw propulsion feeding mechanism and the back-section screw propulsion discharging mechanism consists of a base frame and two transmission shafts provided with screw propulsion wheels; the magnetization mechanism comprises two longitudinal magnetization coils arranged oppositely and a U-shaped circumferential magnetization magnet yoke body; the longitudinal magnetization coils are arranged on a workpiece propulsion path; the circumferential magnetization magnet yoke body is perpendicular to the workpiece propulsion path, and magnet conducting blocks are arranged on two end surfaces respectively and arranged on two sides of the workpiece propulsion path respectively. According to the screw propulsion type magnetic powder inspection device, defects in the prior art are overcome, and non-contact 360-degree magnetic powder inspection and observation for long rod and tube type workpieces are realized.
Description
Technical field
The utility model relates to Magnetic Particle Inspection field, discloses a kind of screw-pushing type magnetic powder inspection device.
Background technology
Magnetic powder inspection utilizes the stray field at workpiece, defect place and the interaction of magnetic, it has utilized steel product surface and near surface flaw (as crackle, slag inclusion, hairline etc.) difference of magnetic permeability and iron and steel magnetic permeability, after magnetization will there is rugged change in the magnetic field at these material discontinuity places, forming section flux leakage place surface of the work has produced stray field, thereby attract magnetic to form magnetism powder accumulation---the magnetic trace of fault location, under suitable illumination condition, show defective locations and shape, the accumulation of these magnetics is observed and explained, just realized magnetic powder inspection.Magnetic powder inspection, very effective to the check of ferrous materials or surface of the work defects i.e.cracks; Equipment and operation are all simpler; Check speed is fast, is convenient at the scene main equipment and workpiece be detected a flaw; Expenses of laboratory examination is also lower.
The current magnetic powder inspection for stock, tubing workpiece, mainly contains two kinds of devices:
Device 1: press shown in Fig. 1, carry out circumferentially clamping energising in Workpiece length direction, longitudinal coil induction, multiple step format is detected a flaw piecemeal, this kind of method is due to the mode having adopted the clamping energising of workpiece two ends, therefore add the workpiece tip position of holding at wire and have the problem of sparking, the workpiece of burning, and adopt substep flaw detection piecemeal, flaw detection efficiency is lower.
Device 2: press shown in Fig. 2, adopt through type inductive method, the magnetization of workpiece is adopted to the magnetization of crossed yoke induction mode, workpiece adopts linear advancement mode, this kind of method workpiece, in the time observing, needs both sides to be furnished with respectively magnetic staff and carries out the observation of magnetic trace, simultaneously because workpiece can not rotate by circumferencial direction, for the observation inconvenience of workpiece bottom, may there is the situation of observing of omitting.
Utility model content
Object of the present utility model is customer service the deficiencies in the prior art, and a kind of screw-pushing type magnetic powder inspection device is provided, and can solve the problems of the technologies described above, and realizes contactless 360 ° of comprehensive magnetic powder inspections and the observation of stock, tubing workpiece.
Complete skill scheme of the present utility model is: a kind of screw-pushing type magnetic powder inspection device, comprises successively according to stock, tubing workpiece magnetic powder inspection feedstock direction: leading portion screw propulsion feeding mechanism, magnetizable body, back segment spiral propel discharging mechanism.
Described leading portion screw propulsion feeding mechanism and back segment spiral propel discharging mechanism form by underframe and two transmission shafts with screw propulsion roller.
Described magnetizable body comprises two longitudinal magnetization coils that are oppositely arranged and a U-shaped circumferential magnetization yoke main body; Described longitudinal magnetization coil is arranged at workpiece and advances on path; Described circumferential magnetization yoke main body advances path vertical with workpiece, and two end faces are respectively provided with a magnetic inductive block, is arranged at respectively the both sides in workpiece propelling path.
Further, the space that has a segment distance placed separately between described magnetizable body and back segment spiral propel discharging mechanism.
Preferably, described magnetic inductive block is fixed by servo slide locating mechanism.
Described servo slide locating mechanism comprises detent mechanism main body, guide pillar and slide block; Described guide pillar is fixed in detent mechanism main body, and described slide block is located on guide pillar, and is connected with magnetic inductive block.
Apply this practicality while newly stock, tubing workpiece being carried out to magnetic powder inspection, first workpiece is placed on leading portion screw propulsion feeding mechanism, utilizing with two transmission shafts of screw propulsion roller drives workpiece to pass magnetizable body with spiral promotion by rotation, by magnetizable body, workpiece is carried out to resultant magnetization with circumferential yoke method and longitudinal coil method, workpiece is sprayed to magnetic flaw detection ink simultaneously, and the magnetic trace of the gap observation workpiece of the personnel that arrange work between magnetizable body and back segment spiral propel discharging mechanism.Workpiece through magnetizable body can be gradually away from magnetizable body under the effect of back segment spiral propel discharging mechanism, and magnetizable body is all the time in "on" position, workpiece is owing to weakening gradually away from the magnetic field intensity that makes to be subject to, to complete demagnetization operation away from the form of decay.
The utility model provides a kind of screw-pushing type magnetic powder inspection device, compared with prior art, there is following beneficial effect: the screw propulsion under the drive of screw propulsion roller of (1) workpiece, staff observe fixed position, position can be comprehensive 360 ° observe surface of the works, whole flaw detection process workpiece sensing is without any blind area; (2) workpiece does not contact with equipment in the time passing magnetizable body, spray magnetic flaw detection ink and carry out the observation of magnetic trace, has avoided affecting because of hardware grazing the accuracy of magnetic powder inspection; (3) magnetic inductive block in circumferential magnetization yoke main body is fixed by servo slide locating mechanism, can pass through sliding slider, regulates the distance of magnetic inductive block, to adapt to stock, the tubing workpiece of different size; (4) basis is practical carries out magnetic powder inspection to workpiece, operation is continuous, does not have waste motion, and the fltting speed of workpiece is only limited to staff's observation speed, at utmost improve the flaw detection efficiency of stock in enormous quantities, tubing workpiece, be suitable for the needs of Industry Promotion.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, does not form to improper restriction of the present utility model, in the accompanying drawings:
Fig. 1 is clamping energising, the signal of coil method magnetic powder inspection device;
Fig. 2 is for illustrating by inductive method crossed yoke failure detector;
Fig. 3 is the utility model structural representation;
In figure: 1 is workpiece, 2 is magnetizing coil, and 3 is both sides powered electrode, 4 is crossed yoke, and 5 is taper linear advancement roller, and 6 is leading portion screw propulsion feeding mechanism, 7 is magnetizable body, and 8 is back segment spiral propel discharging mechanism, and 9 is underframe, 10 is screw propulsion roller, and 11 is transmission shaft, and 12 is longitudinal magnetization coil, 13 is circumferential magnetization yoke main body, and 14 is magnetic inductive block, and 15 is servo slide locating mechanism, 16 is detent mechanism main body, and 17 is guide pillar, and 18 is slide block.
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, be used for explaining the utility model in this illustrative examples of the present utility model and explanation, but not as to restriction of the present utility model.
The present embodiment provides a kind of screw-pushing type magnetic powder inspection device, and structure as shown in Figure 1, comprises according to stock, tubing workpiece magnetic powder inspection feedstock direction: leading portion screw propulsion feeding mechanism 6, magnetizable body 7, back segment spiral propel discharging mechanism 8 successively; The space that has a segment distance placed separately between described magnetizable body 7 and back segment spiral propel discharging mechanism 8.
Described leading portion screw propulsion feeding mechanism 6 and back segment spiral propel discharging mechanism 8 form by underframe 9 and two transmission shafts 11 with screw propulsion roller 10.
Described magnetizable body 7 comprises two longitudinal magnetization coils 12 that are oppositely arranged and a U-shaped circumferential magnetization yoke master, 13; Described longitudinal magnetization coil 12 is arranged on the propelling path of workpiece 1; Described circumferential magnetization yoke main body 13 advances path vertical with workpiece 1, and two end faces are respectively provided with a magnetic inductive block 14, is arranged at respectively workpiece 1 and advances the both sides in path; Described magnetic inductive block 14 is fixing by servo slide locating mechanism 15.
Described servo slide locating mechanism 15 comprises detent mechanism main body 16, guide pillar 17 and slide block 18; Described guide pillar 17 is fixed in detent mechanism main body 16, and described slide block 18 is located on guide pillar 17, and is connected with magnetic inductive block 14.
Apply this practicality while newly stock, tubing workpiece 1 being carried out to magnetic powder inspection, first workpiece 1 is placed on leading portion screw propulsion feeding mechanism 6, utilizing with two transmission shafts 11 of screw propulsion roller 10 drives workpiece 1 to pass magnetizable body 7 in the mode of spiral promotion by rotation, by magnetizable body 7, workpiece is carried out to resultant magnetization with circumferential yoke method and longitudinal coil method, workpiece 1 is sprayed to magnetic flaw detection ink simultaneously, and the magnetic trace of the gap observation workpiece 1 of the personnel that arrange work between magnetizable body 7 and back segment spiral propel discharging mechanism 8.Workpiece 1 through magnetizable body 7 can be gradually away from magnetizable body 7 under the effect of back segment spiral propel discharging mechanism 8, and magnetizable body 7 is all the time in "on" position, workpiece 1 is owing to weakening gradually away from the magnetic field intensity that makes to be subject to, to complete demagnetization operation away from the form of decay.
The screw-pushing type magnetic powder inspection device of the present embodiment, the screw propulsion under the drive of screw propulsion roller 10 of workpiece 1, staff observe fixed position, position can be comprehensive 360 ° observe surface of the works, whole flaw detection process workpiece sensing is without any blind area; Workpiece 1 does not contact with equipment in the time passing magnetizable body 7, spray magnetic flaw detection ink and carry out the observation of magnetic trace, has avoided affecting because of hardware grazing the accuracy of magnetic powder inspection; Magnetic inductive block 14 in circumferential magnetization yoke main body 13 is fixing by servo slide locating mechanism 15, can pass through sliding slider 18, regulates the distance of magnetic inductive block 14, to adapt to stock, the tubing workpiece 1 of different size.The screw-pushing type magnetic powder inspection device of the present embodiment, in the time that workpiece is carried out to magnetic powder inspection, operation is continuous, there is not waste motion, the fltting speed of workpiece is only limited to staff's observation speed, at utmost improve the flaw detection efficiency of stock in enormous quantities, tubing workpiece, be suitable for the needs of Industry Promotion.
The technical scheme above the utility model embodiment being provided is described in detail, applied principle and the embodiment of specific case to the utility model embodiment herein and set forth, the explanation of above embodiment is only applicable to help to understand the principle of the utility model embodiment; , for one of ordinary skill in the art, according to the utility model embodiment, in embodiment and range of application, all will change, in sum, this description should not be construed as restriction of the present utility model meanwhile.
Claims (2)
1. a screw-pushing type magnetic powder inspection device, comprise successively according to stock, tubing workpiece magnetic powder inspection feedstock direction: leading portion screw propulsion feeding mechanism, magnetizable body, back segment spiral propel discharging mechanism, is characterized in that: described leading portion screw propulsion feeding mechanism and back segment spiral propel discharging mechanism form by underframe and two transmission shafts with screw propulsion roller; Described magnetizable body comprises two longitudinal magnetization coils that are oppositely arranged and a U-shaped circumferential magnetization yoke main body; Described longitudinal magnetization coil is arranged at workpiece and advances on path; Described circumferential magnetization yoke main body advances path vertical with workpiece, and two end faces are respectively provided with a magnetic inductive block, is arranged at respectively the both sides in workpiece propelling path; Described magnetic inductive block is fixed by servo slide locating mechanism; Described servo slide locating mechanism comprises detent mechanism main body, guide pillar and slide block; Described guide pillar is fixed in detent mechanism main body, and described slide block is located on guide pillar, and is connected with magnetic inductive block.
2. a kind of screw-pushing type magnetic powder inspection device according to claim 1, is characterized in that: the space that has a segment distance placed separately between described magnetizable body and back segment spiral propel discharging mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320626384.9U CN203616284U (en) | 2013-10-10 | 2013-10-10 | Screw propulsion type magnetic powder inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320626384.9U CN203616284U (en) | 2013-10-10 | 2013-10-10 | Screw propulsion type magnetic powder inspection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203616284U true CN203616284U (en) | 2014-05-28 |
Family
ID=50768917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320626384.9U Expired - Fee Related CN203616284U (en) | 2013-10-10 | 2013-10-10 | Screw propulsion type magnetic powder inspection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203616284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110376277A (en) * | 2019-07-25 | 2019-10-25 | 湖州阳力钢结构有限公司 | Roller defects detecting technology for steel construction production |
-
2013
- 2013-10-10 CN CN201320626384.9U patent/CN203616284U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110376277A (en) * | 2019-07-25 | 2019-10-25 | 湖州阳力钢结构有限公司 | Roller defects detecting technology for steel construction production |
| CN110376277B (en) * | 2019-07-25 | 2023-02-03 | 湖州阳力钢结构有限公司 | Roller flaw detection process for steel structure production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202599903U (en) | Shaft type workpiece magnetic powder flaw detector | |
| CN104458892B (en) | A kind of steel profile defect detecting device | |
| CN201828544U (en) | Magnetic powder inspection device for sampling wire | |
| CN2924531Y (en) | Magnetic flux leakage defect detector | |
| CN107424721A (en) | A kind of pipeline demagnetizer and its application based on permanent-magnet structure | |
| CN104597118B (en) | A kind of pipe end magnetic spy machine | |
| CN203216904U (en) | Special-shaped part magnetic particle flaw detector | |
| CN203616284U (en) | Screw propulsion type magnetic powder inspection device | |
| CN101710099B (en) | Fluorescent magnetic powder flaw detection flow line for drill rod joint | |
| CN215415205U (en) | Special fluorescent magnetic particle flaw detector for rotating sleeve | |
| CN206161588U (en) | Oil pipe electromagnetism combination formula magnetic flux leakage detection device | |
| CN113068448B (en) | Magnetic powder inspection method and device for inner surface of aircraft cylinder part | |
| CN205749398U (en) | A kind of precision bearing roller magnetic particle inspection apparatus | |
| CN106990164A (en) | A kind of steel pipe longitudinal defect magnetic leakage crack detection device based on rotary magnetization | |
| CN203422323U (en) | Mechanical positioning detecting system for bearing roller | |
| CN101915803A (en) | Non-contact magnetic powder inspection device for three-dimensional rotating magnetic field | |
| CN207281004U (en) | Special-shaped coils wheel is to magnetic powder inspection device | |
| CN207542027U (en) | A kind of pipeline demagnetizer based on permanent-magnet structure | |
| CN103123335A (en) | Large-size ring unit magnetic powder inspection magnetizer and manufacturing method thereof | |
| CN201716296U (en) | Eddy current flaw detection device for steel pipes | |
| CN204101505U (en) | A kind of distance type magnetic powder inspection device | |
| CN102353714A (en) | Pipe-end induction-based magnetic particle flaw detector | |
| US10151729B2 (en) | Apparatus and method for detection of imperfections by detecting changes in flux of a magnetized body | |
| CN204925036U (en) | Compound magnetization unit of pipe end inside and outside wall non -contact | |
| CN208672568U (en) | A kind of cartridge type part magnetic powder inspection clamping device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Ma Wenqiao Document name: Notification of Passing Examination on Formalities |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170104 Address after: 210000 Jiangning economic and Technological Development Zone, Jiangsu, Ma Pu street, No. 6, No. Patentee after: NANJING LUOFU AUTOMATION TECHNOLOGY CO.,LTD. Address before: 210000 Jiangning Development Zone, Jiangsu, Ma Pu street, No. 6 Patentee before: Li Wei |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20211010 |