CN-122028237-A - Chuck type stepless gear-shifting flexible magnetic disk

CN122028237ACN 122028237 ACN122028237 ACN 122028237ACN-122028237-A

Abstract

The application relates to the field of hub induction heating, in particular to a chuck type stepless gear-shifting flexible magnetic disk, wherein a disk cavity is formed in a chuck body, a plurality of guide channels distributed along the circumferential direction are formed on the end surface of the chuck body, each guide channel extends along the radial direction of the chuck body, a rotating disk is arranged in the disk cavity, a wire is formed on the end surface of the rotating disk, is arranged in an Archimedes spiral line and uniformly winds outwards from the center of the rotating disk, clamping seats are arranged in the guide channels in a one-to-one correspondence manner and are in sliding fit with the guide channels, clamping grooves are formed on the end surface, close to the rotating disk, of the clamping seats, the clamping grooves are meshed with the wire, magnetic steels are arranged on the clamping seats in a one-to-one correspondence manner, and the rotating disk can drive the clamping seats and the magnetic steels to move outwards or inwards along the guide channels through rotation, so that the radius of the magnetic disk is adjusted. The stepless adjustment of the diameter of the magnetic steel group is realized through the matching of the chuck body, the rotating disc and the clamping seat, the limitation that only the fixed gear can be changed is broken through, and the heating air gap between the magnet and the hub can be flexibly adjusted.

Inventors

DAI SHAOTAO
WANG LEI
Wan Haiyun
ZHANG LIMING
JIANG GUOZHONG
LUO JIE
ZHANG BIN
DU FENG

Assignees

江西联创超导技术有限公司

Dates

Publication Date: 20260512
Application Date: 20260313

Claims (10)

1. A cartridge type stepless shift flexible magnetic disk, comprising: the chuck comprises a chuck body, wherein a disc cavity is formed in the chuck body, a plurality of guide channels distributed along the circumferential direction are formed on the end surface of the chuck body, and each guide channel extends along the radial direction of the chuck body; The rotating disc is arranged in the disc cavity, a wire coil is formed on the end face of the rotating disc, and is arranged in an Archimedes spiral line, and the wire coil uniformly winds outwards from the center of the rotating disc; The clamping seats are arranged in the guide channels in a one-to-one correspondence manner and are in sliding fit with the guide channels, clamping grooves are formed in the end faces, close to the rotating disc, of the clamping seats, and the clamping grooves are meshed with the wire rods; The magnetic steels are arranged on the clamping seat in a one-to-one correspondence manner; the rotating disc can drive the clamping seat and the magnetic steel to move outwards or inwards along the guide channel through rotation, so that the radius of the magnetic disc is adjusted.
2. The chuck type stepless shift flexible disk of claim 1, wherein a driving bevel gear is installed in the disk cavity, a wheel shaft of the driving bevel gear is arranged along the radial direction, a bevel gear is arranged on the other end face of the rotating disk, and the driving bevel gear drives the rotating disk to rotate through meshing with the bevel gear.
3. The chuck type stepless shift flexible disk of claim 2, wherein a driven bevel gear is further installed in the disk cavity, a wheel shaft of the driven bevel gear is arranged along the radial direction, the driven bevel gear and the driving bevel gear are distributed in a ring shape integrally, and the driven bevel gear is meshed with bevel teeth on the rotating disk, so that the rotating disk is movably supported on the driving bevel gear and the driven bevel gear.
4. The cartridge type stepless shift flexible magnetic disk of claim 3, wherein said rotary disk is annular, and said disk cavity is annular.
5. The chuck type stepless shift flexible disk of claim 4, wherein a mounting hole is formed on the outer annular wall of the disk cavity, and the large end parts of the driving bevel gear and the driven bevel gear are respectively formed with cylindrical extension sections, and the extension sections are arranged in the mounting hole in a penetrating manner.
6. The cartridge type stepless shift flexible magnetic disk of claim 5, wherein an annular groove is formed on the extension section for reducing friction force between the surface of the extension section and the inner wall of the mounting hole.
7. The cartridge type stepless shift flexible disk of claim 4, further comprising a driver connected with the wheel axle of said driving bevel gear for driving said driving bevel gear to rotate around the wheel axle.
8. The chuck type stepless shift flexible disk of claim 4, wherein an avoidance hole is formed in the center of the chuck body, the driver is arranged at the avoidance hole, a shaft hole is formed in the inner annular wall of the disk cavity, and a wheel shaft of the driving bevel gear penetrates through the shaft hole and is connected with the output end of the driver.
9. The cartridge type stepless shift flexible magnetic disk according to claim 1, further comprising: The chuck body is axially connected with the base through bolts, and the chuck body and the base are circumferentially limited through a concave-convex structure; The magnetic steel is axially connected with the magnetic seat through bolts, and the magnetic seat is circumferentially limited with the clamping seat through a concave-convex structure.
10. The cartridge type stepless shift flexible disk of claim 9, further comprising a displacement sensor mounted on said base for acquiring radial displacement of said cartridge.

Description

Chuck type stepless gear-shifting flexible magnetic disk Technical Field The application relates to the technical field of hub induction heating equipment, in particular to a chuck type stepless gear-shifting flexible magnetic disk. Background The core heating principle of the hub induction heating equipment is that a magnetic field is formed by optimally arranged permanent magnets, a rotating magnetic field is generated when the permanent magnets rotate, the hub cuts magnetic induction lines to form eddy currents and generate heat, and therefore the hub is heated, and the flexible magnetic disk is a core key component for realizing the heating process. In the prior art, flexible magnetic discs are complex in action in the locking and gear shifting process, only the fixed gear can be changed, and along with the improvement of the heating adaptation requirement of the hubs, the requirement of gear change is continuously increased, and further the limited gears of the conventional flexible magnetic discs cannot be adapted to the heating of hubs with more types. Disclosure of Invention The application provides a chuck type stepless gear-shifting flexible magnetic disk, which is used for solving the technical problems that the flexible magnetic disk in the prior art is complex in structure, only can change fixed gears, is unsmooth in gear shifting and is high in installation and maintenance cost, realizing stepless adjustment of the diameter of a magnetic steel set of the magnetic disk, and improving the flexibility and efficiency of hub induction heating. The application provides a chuck type stepless gear-shifting flexible magnetic disk, which comprises a chuck body, a rotating disk, a plurality of clamping seats and a plurality of magnetic steels. A disc cavity is formed in the chuck body, a plurality of guide channels distributed along the circumferential direction are formed in the end face of the chuck body, each guide channel extends along the radial direction of the chuck body respectively, the rotating disc is arranged in the disc cavity, disc wires are formed on the end face of the rotating disc and are distributed in an Archimedes spiral line mode and uniformly spiral outwards from the center of the rotating disc, clamping seats are arranged in the guide channels in one-to-one correspondence and are in sliding fit with the guide channels, clamping grooves are formed in the end face, close to the rotating disc, of the clamping seats, the clamping grooves are meshed with the disc wires, magnetic steel is arranged on the clamping seats in one-to-one correspondence, and the rotating disc can drive the clamping seats and the magnetic steel to move outwards or inwards along the guide channels through rotation, so that the radius of the magnetic disc is adjusted. In one possible design, a driving bevel gear is installed in the disc cavity, the wheel shaft of the driving bevel gear is arranged along the radial direction, the other end face of the rotating disc is provided with bevel teeth, and the driving bevel gear drives the rotating disc to rotate through meshing with the bevel teeth. In one possible design, the disc cavity is also provided with a driven bevel gear, the wheel shaft of the driven bevel gear is arranged along the radial direction, the driven bevel gear and the driving bevel gear are distributed in a ring shape as a whole, and the driven bevel gear is meshed with the helical teeth on the rotating disc, so that the rotating disc is movably supported on the driving bevel gear and the driven bevel gear, and the structural stability of the rotating disc in the rotating process is ensured. In one possible design, the rotating disk is annular, the disk cavity is annular, the installation and rotation requirements of the rotating disk are adapted, and the overall structural layout of the magnetic disk is optimized. In one possible design, the outer annular wall of the disc cavity is provided with a mounting hole, the big end ends of the driving bevel gear and the driven bevel gear are respectively provided with a cylindrical extension section, and the extension sections are arranged in the mounting hole in a penetrating manner, so that the positioning and mounting of the bevel gear on the chuck body are realized. In one possible design, the extending section is formed with an annular groove for reducing friction between the surface of the extending section and the inner wall of the mounting hole, and improving the rotation flexibility of the bevel gear. In one possible design, the flexible disk further comprises a driver coupled to the axle of the drive bevel gear for driving the drive bevel gear to rotate about the axle to power rotation of the rotating disk. In one possible design, the center of the chuck body is provided with an avoidance hole, the driver is arranged at the avoidance hole, the inner annular wall of the disc cavity is provided with a shaft hole, the wheel shaft of the driving bev