CN210665609U - Self-crawling driving wheel of crossed magnetic yoke magnetic powder inspection device - Google Patents
Self-crawling driving wheel of crossed magnetic yoke magnetic powder inspection device Download PDFInfo
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- CN210665609U CN210665609U CN201920999518.9U CN201920999518U CN210665609U CN 210665609 U CN210665609 U CN 210665609U CN 201920999518 U CN201920999518 U CN 201920999518U CN 210665609 U CN210665609 U CN 210665609U
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Abstract
The utility model relates to a cross yoke magnetic particle inspection device is from the design of the drive wheel of crawling mainly comprises electromagnetism wheel rim (1), electromagnetism wheel magnetic conduction axle sleeve (2), collection electrical slip ring rotor (3), collection electrical slip ring stator (4), seal groove (5), electromagnetism wheel line hole (6), the fixed axle sleeve of drive shaft (7) etc.. The self-crawling driving mechanism is connected with the driving wheel through the driving shaft fixing shaft sleeve. Inside the axial trompil of establishing of electromagnetism wheel magnetic conduction axle sleeve, its size just can pack into current collection sliding ring rotor, through the fixed assembly current collection sliding ring rotor of hot melt adhesive mode, current collection sliding ring rotor passes through clearance fit mode with current collection sliding ring stator and assembles, is equipped with the seal groove on the current collection sliding ring stator, establishes rubber seal in the seal groove, has prevented the influence of humidity and splash water environment. Enameled wires are wound between the two groups of electromagnetic wheel rims, and the head end and the tail end of each enameled wire are connected to two power wires of the collector slip ring stator through electromagnetic wheel wire passing holes.
Description
Technical Field
The utility model relates to a cross yoke magnetic particle inspection device especially relates to a drive wheel design from mechanism of crawling.
Background
The cross magnetic yoke method magnetic particle inspection technology is a method commonly used in the nondestructive testing work of large-scale pressure-bearing special equipment, but due to the limitation of field conditions, when a horizontal welding line is detected, the ergonomic principle is obviously violated when the cross magnetic yoke magnetic particle inspection device is pulled, the labor intensity of operators is high, and the standard operation requirements are difficult to achieve. The problem of labor intensity in the cross magnetic yoke magnetic particle inspection process can be effectively solved by utilizing a self-crawling technology.
In the prior art, in order to ensure that the self-crawling mechanism has enough traction force, the driving wheel is required to generate constant pressure on the detected workpiece, and the driving wheel based on the permanent magnet technology is generally adopted at present. Mainly uses the strong magnetic field of permanent magnet, and two sides of the permanent magnet are respectively equipped with a ferromagnetic magnetic disk as two groups of magnetic poles and wheel rims. However, there are three significant disadvantages to this design: firstly, the driving wheel adopting the permanent magnet technology is difficult to be taken down after being adsorbed on a detection workpiece; secondly, because of strong magnetic interference, strong magnetic protection work of other precise instruments must be done; thirdly, due to the existence of the strong magnetic field, danger caused by sudden adsorption of other ferromagnetic objects is prevented all the time.
The patent CN2533002Y discloses an electromagnetic wheel, which solves the problem of difficulty in removing the device from the workpiece, but the patent does not disclose the power supply problem of the electromagnetic wheel, and is not suitable for the damp or even splash environment of magnetic suspension in the magnetic powder inspection field.
Disclosure of Invention
Solves the technical problem
The utility model is to improve the design of traditional alternately yoke magnetic particle inspection device from the drive wheel of crawling, adopt the electromagnetic wheel as the drive wheel of crawling certainly, adopt miniature current collector to solve electromagnetic wheel power and carry the problem, adopt the influence that sealed rubber ring prevented moist and splash water environment.
Technical scheme (I)
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a design of cross yoke magnetic particle inspection device from drive wheel of crawling, includes that electromagnetism wheel rim 1, electromagnetism wheel magnetic conduction axle sleeve 2, collection electrical slip ring rotor 3, collection electrical slip ring stator 4, seal groove 5, electromagnetism wheel cross line hole 6, drive shaft fixed axle sleeve 7, drive shaft fixed shaft hole 8, drive shaft locking screw 9 constitute. The electromagnetic wheel rim 1, the electromagnetic wheel magnetic conduction shaft sleeve 2 and the driving shaft fixing shaft sleeve 7 are integrally processed and all made of electrician pure iron materials, and the tread of the rim is provided with a concave-convex groove; the drive shaft of the drive mechanism is fitted into the drive shaft fixing shaft hole 8, and a locking bolt is screwed in the drive shaft locking screw hole 9 for fastening. The inside axial trompil of establishing of electromagnetism wheel magnetic conduction axle sleeve 2, its size just can pack into current collection sliding ring rotor 3, fixes through the hot melt adhesive mode. The collector slip ring rotor 3 and the collector slip ring stator 4 are assembled in a clearance fit mode, a sealing groove 5 is formed in the collector slip ring stator 4, and a rubber sealing ring is arranged in the sealing groove 5 before assembly so as to prevent magnetic suspension from splashing into the interior. The two groups of electromagnetic wheel rims 1 are wound with 800-1000 turns of 0.25mm enameled wires, the head and the tail ends of the enameled wires are connected to two power wires of the collector slip ring stator 3 through the electromagnetic wheel wire passing holes 6, and the transmission of a power supply of an electromagnetic wheel to an electromagnetic wheel coil is realized.
(II) advantageous effects
The utility model discloses traditional cross yoke magnetic particle inspection device has been improved from the design of the drive wheel of crawling. The method has the following beneficial effects:
1. the electromagnetic wheel is used as the self-crawling driving wheel, so that the defects of inconvenience in retraction, electromagnetic interference and danger of strong magnetic adsorption caused by the permanent electromagnet driving wheel are avoided;
2. the problem of power supply transmission of the electromagnetic wheel is solved by adopting the miniature current collector;
3. through installing seal groove and rubber seal additional, prevented the influence of moist and splash water environment.
Drawings
The present invention/utility model will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, an electromagnetic wheel rim 1, an electromagnetic wheel magnetic conduction shaft sleeve 2, a current collection slip ring rotor 3, a current collection slip ring stator 4, a sealing groove 5, an electromagnetic wheel wire passing hole 6, a driving shaft fixing shaft sleeve 7, a driving shaft fixing shaft hole 8 and a driving shaft locking screw hole 9 are arranged.
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.
As shown in the attached figure 1, the design of the self-crawling driving wheel of the crossed magnetic yoke magnetic particle inspection device comprises an electromagnetic wheel rim 1, an electromagnetic wheel magnetic conduction shaft sleeve 2, a current collection slip ring rotor 3, a current collection slip ring stator 4, a sealing groove 5, an electromagnetic wheel wire passing hole 6, a driving shaft fixing shaft sleeve 7, a driving shaft fixing shaft hole 8 and a driving shaft locking screw hole 9. The whole processing of electromagnetism wheel rim 1, electromagnetism wheel magnetic conduction axle sleeve 2 and the fixed axle sleeve 7 of drive shaft all adopts electrician's pure iron material, and the tread of rim is equipped with the relief groove.
The drive shaft of the drive mechanism is fitted into the drive shaft fixing shaft hole 8, and a locking bolt is screwed in the drive shaft locking screw hole 9 for fastening.
The inside axial trompil of establishing of electromagnetism wheel magnetic conduction axle sleeve 2, its size can pack into current collection sliding ring rotor 3, fixes through the hot melt adhesive mode.
The collector slip ring rotor 3 and the collector slip ring stator 4 are assembled in a clearance fit mode, a sealing groove 5 is formed in the collector slip ring stator 4, and a rubber sealing ring is arranged in the sealing groove 5 before assembly so as to prevent magnetic suspension from splashing into the interior.
The rims of the two groups of electromagnetic wheels are wound with 800-1000 turns of enameled wires with the diameter of 0.25mm, and the head and the tail ends of the enameled wires are connected to two power wires of the collector slip ring stator 3 through the electromagnetic wheel wire passing holes 6, so that the transmission of a power supply of the electromagnetic wheels to the electromagnetic wheel coils is realized. Before winding the enameled wire, two power lines of the collector slip ring stator 4 should be led out through the wire passing hole 6 of the electromagnetic wheel, and two terminals of the enameled wire of the wound electromagnetic wheel should also be led out and then connected with two power lines of the collector slip ring stator 4 led out in advance, so that the operability of the manufacturing process and the detection is improved.
The working process of the utility model is as follows:
after the power supply switch-on of electromagnetism wheel, through collecting current sliding ring stator 3, on collecting current sliding ring stator 4 transmits the enameled wire of electromagnetism wheel, produce the electromagnetic field between two sets of rims of electromagnetism wheel, when being detected the work piece and contact with two sets of rims, just formed and used two sets of electromagnetism wheel rims 1, detect the electromagnetic field that work piece and electromagnetism wheel magnetic conduction axle sleeve 2 were the magnetic circuit, make the work piece closely adsorb with two sets of rims of electromagnetism wheel, ensured the constant pressure of crawling the mechanism and being detected between the work piece. Under the action of a driving shaft of the driving mechanism, the rotating torque is transmitted to the rim and the rim 1 of the electromagnetic wheel through the driving shaft fixing shaft sleeve 7, so that effective driving is realized. After the power supply of the electromagnetic wheel is disconnected, the magnetic field of the electromagnetic wheel is instantly disappeared because the material of the electromagnetic wheel is soft magnetic electrician pure iron, so that the crawling device can be conveniently taken down from the workpiece, and in a working state, the danger of electromagnetic interference and strong magnetic adsorption does not exist.
Claims (3)
1. A self-crawling driving wheel of a crossed magnetic yoke magnetic particle inspection device is characterized by mainly comprising an electromagnetic wheel rim (1), an electromagnetic wheel magnetic conduction shaft sleeve (2), a current collection slip ring rotor (3), a current collection slip ring stator (4), a sealing groove (5), an electromagnetic wheel wire passing hole (6), a driving shaft fixing shaft sleeve (7), a driving shaft fixing shaft hole (8) and a driving shaft locking screw hole (9), wherein an axial hole is formed in the electromagnetic wheel magnetic conduction shaft sleeve (2), wherein fixed assembly current collection sliding ring rotor (3), current collection sliding ring rotor (3) and current collection sliding ring stator (4) are through clearance fit mode assembly, are equipped with seal groove (5) on current collection sliding ring stator (4), install rubber seal in seal groove (5), wind the enameled wire between two sets of electromagnetism wheel rims (1), the head and the tail both ends of enameled wire are connected to two power cords of current collection sliding ring stator (4) through electromagnetism wheel wire passing hole (6).
2. The self-crawling driving wheel of the cross magnetic yoke magnetic particle inspection device according to claim 1, wherein an axial opening is formed in the magnetic conductive shaft sleeve (2) of the electromagnetic wheel, the size of the axial opening is just capable of installing the current collection slip ring rotor (3), and the axial opening is fixed in a hot melt adhesive mode.
3. The self-crawling driving wheel of the cross magnetic particle inspection device of claim 1, wherein the rim (1) of the electromagnetic wheel, the magnetic conductive shaft sleeve (2) of the electromagnetic wheel and the driving shaft fixing shaft sleeve (7) are integrally machined and made of electrician pure iron materials, the tread of the rim is provided with concave-convex grooves, the driving shaft of the driving mechanism is assembled in the driving shaft fixing shaft hole (8), and the driving shaft locking screw hole (9) is used for screwing and fastening a locking bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920999518.9U CN210665609U (en) | 2019-06-30 | 2019-06-30 | Self-crawling driving wheel of crossed magnetic yoke magnetic powder inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920999518.9U CN210665609U (en) | 2019-06-30 | 2019-06-30 | Self-crawling driving wheel of crossed magnetic yoke magnetic powder inspection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210665609U true CN210665609U (en) | 2020-06-02 |
Family
ID=70813246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920999518.9U Expired - Fee Related CN210665609U (en) | 2019-06-30 | 2019-06-30 | Self-crawling driving wheel of crossed magnetic yoke magnetic powder inspection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210665609U (en) |
-
2019
- 2019-06-30 CN CN201920999518.9U patent/CN210665609U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 Termination date: 20210630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |