CN-224232497-U - Structure for high-temperature superconducting winding tool

CN224232497UCN 224232497 UCN224232497 UCN 224232497UCN-224232497-U

Abstract

The utility model provides a structure for a high-temperature superconducting winding tool, which comprises a rotating base capable of rotating around a central axis, a chuck assembly and a framework fixing assembly, wherein the chuck assembly and the framework fixing assembly are sequentially stacked on one side of the rotating base, the framework fixing assembly comprises a supporting disc and at least one pair of fixing parts, each pair of fixing parts are arranged on the supporting disc in a radial direction of the supporting disc in a mutually opposite mode and respectively capable of moving in the radial direction, one end of each fixing part protrudes out of one side of the supporting disc, away from the rotating base, and can be switched between a fixing state abutting against the inner peripheral wall of a coil framework of a high-temperature superconducting coil and a separating state separating from the inner peripheral wall, and each driving part of the chuck assembly is in transmission connection with a corresponding fixing part. Each group of fixing parts synchronously move under the drive of the corresponding driving part, the centering precision is obviously improved compared with a manual alignment mode, at least one pair of fixing parts are arranged to be suitable for high-temperature superconducting coils with different shapes, and the universality of the high-temperature superconducting winding tool is improved.

Inventors

HAO XIANGLIN
WANG ZHIYU
Ping Haonan
LIU FEI
WANG SEN

Assignees

岩超聚能(上海)科技有限公司

Dates

Publication Date: 20260512
Application Date: 20260409

Claims (10)

1. The structure for the high-temperature superconducting winding tool is characterized by comprising a rotating base capable of rotating around a central axis, a chuck assembly and a framework fixing assembly, wherein the chuck assembly and the framework fixing assembly are sequentially stacked on one side of the rotating base; wherein the method comprises the steps of The bobbin fixing assembly comprises a support plate fixed to a corresponding side of the rotary base and rotatable with the rotary base about the central axis, and at least one pair of fixing members each disposed on the support plate so as to be opposed to each other in a radial direction of the support plate and movable in the radial direction, wherein one end of each of the fixing members in an axial direction of the central axis protrudes from a side of the support plate facing away from the rotary base and is switchable between a fixed state abutting against an inner peripheral wall of a bobbin of the high-temperature superconducting coil and a separated state separated from the inner peripheral wall, and The chuck assembly comprises a centering chuck and at least one pair of driving parts, wherein the centering chuck is coaxially arranged between the supporting disc and the rotating base and can rotate around the central axis relative to the rotating base, and each driving part is arranged on the centering chuck, is in transmission connection with a corresponding fixing part and can drive the fixing part to switch between a fixing state and a separating state.
2. The structure for a high temperature superconducting winding tool of claim 1, wherein The support plate comprises a rotating base, a rotating plate, a fixing part, at least one pair of guide grooves, a plurality of guide grooves and a plurality of guide grooves, wherein the surface of the support plate is provided with at least one pair of guide grooves, each guide groove extends along the radial direction of the support plate, and the other end of each fixing part extends out of the other side of the support plate towards the rotating base along the axial direction and is arranged in a corresponding guide groove in a sliding way; each driving part comprises at least one pair of guide grooves formed on the centering chuck and driving sliding blocks which are arranged in the guide grooves and can move along the guide grooves, wherein each guide groove extends obliquely relative to the radial direction of the centering chuck, the end part of each driving sliding block, which is close to the supporting disk, is fixedly connected with the other end of a corresponding fixing part, and each pair of guide grooves symmetrically extends on the centering chuck relative to the central axis, wherein the driving sliding blocks are respectively connected with the other end of the fixing part, and the driving sliding blocks are respectively connected with the other end of the fixing part Each pair of guide grooves and a corresponding pair of guide grooves are correspondingly arranged in the axial direction, and the centering chuck can rotate around the central axis relative to the supporting coil, so that each driving sliding block is driven to move in the guide groove and is linked with the fixing part to switch between the fixing state and the separating state along the corresponding guide groove.
3. The structure for a high temperature superconducting winding tool of claim 2, wherein Each guide groove is an arc-shaped groove which is formed in the centering chuck and extends obliquely relative to the circumferential direction of the centering chuck; each pair of the arc-shaped grooves symmetrically extend on the centering chuck relative to the central axis, and the inclination directions of the plurality of the arc-shaped grooves relative to the circumferential direction of the centering chuck are consistent, wherein The central angle occupied by each of the arcuate slots on the centering chuck is such that: Wherein: A central angle occupied on the centering chuck for each of the arcuate slots; n is the number of guide grooves formed in the centering chuck.
4. The structure for a high temperature superconducting winding tool of claim 3, wherein ends of adjacent two arc grooves are aligned with and spaced apart from each other in a radial direction of the centering chuck, and The at least one pair of guide grooves are uniformly arranged at intervals in the circumferential direction of the support plate.
5. The structure for a high-temperature superconducting winding tool according to claim 4, wherein the rotating base comprises a chassis, a circumferential edge of which is provided with a connection boss protruding toward the support plate in the axial direction, the connection boss extending in the circumferential direction of the chassis; The circumferential edge of the supporting disc is lapped and fixedly connected to the connecting boss through a connecting piece, an accommodating space is formed between the supporting disc and the chassis, and the centering chuck can be rotatably arranged in the accommodating space around the central axis.
6. The structure for high temperature superconducting winding tool of claim 5, wherein a chute extending along the circumferential direction of the chassis is formed between two ends of the connection boss, a stopper is slidably arranged in the chute, and The edge of the centering chuck is convexly provided with a rotating part, the rotating part is convexly arranged at the edges of the supporting disk and the chassis from the chute, wherein When the fixed part is in the separation state, the rotating part drives the centering clamp to rotate around the central axis along a first rotating direction and to move to a fixed state abutting against the coil framework, and in the fixed state, the stop block abuts against one side of the rotating part in a second rotating direction and is fixed relative to the sliding groove, so that the rotating part is blocked from driving the centering clamp to rotate along the second rotating direction, wherein the stop block is arranged on the side of the rotating part in the second rotating direction The first rotational direction and the second rotational direction are rotational directions opposite to each other about the central axis.
7. The structure for a high temperature superconducting winding tool of claim 6, wherein each of the fixing members comprises a slide rod extending along an extending direction of the guide groove, one end of the slide rod near the center axis is provided with a fixing block protruding from one side of the supporting plate, and the other end is provided with a fastener facing the centering chuck, wherein And when the fixing part is in the fixed state, one side of each fixing block away from the central axis is abutted against the inner peripheral wall of the coil skeleton.
8. The structure for a high temperature superconducting winding tool of claim 7, wherein each of the fixed blocks is further provided with at least one pair of adjusting members, wherein Each adjusting part comprises a threaded hole penetrating through the fixing block in the radial direction and an adjusting bolt penetrating through the corresponding threaded hole and in threaded connection with the fixing block, and one end, close to the coil framework, of each adjusting bolt is adjustably abutted to the inner peripheral wall of the coil framework.
9. The structure for a high temperature superconducting winding tool according to any one of claims 1 to 8, wherein at least two layers of high temperature superconducting tapes are wound along an axial direction of the coil bobbin, the high temperature superconducting winding tool further comprises a temporary wire reel support seat fixedly supported above the support disc through a connecting rod, and the temporary wire reel wound with the high temperature superconducting tapes is supported on the temporary wire reel support seat.
10. The structure for a high temperature superconducting winding tool of any one of claims 1-8, further comprising a rotary drive assembly including a rotary shaft passing sequentially through the rotary base, the chuck assembly along the central axis, the rotary shaft being fixedly connected to the support plate.

Description

Structure for high-temperature superconducting winding tool Technical Field The utility model relates to the technical field of winding tools, in particular to a structure for a high-temperature superconductive winding tool. Background The high-temperature superconducting coil is an electromagnetic coil which can enter a superconducting state in a specific temperature region (such as a liquid nitrogen temperature region, 77K and above), a core component of the high-temperature superconducting coil is formed by winding a high-temperature superconducting tape on a coil skeleton, and the high-temperature superconducting coil has excellent characteristics of zero resistance, high current carrying, strong magnetic field, low cost refrigeration and the like, and is widely applied to the fields of nuclear fusion equipment, energy power equipment, superconducting magnetic levitation devices and the like. The uniformity of the high-temperature superconducting tape wound on the coil skeleton can influence the superconducting performance and the magnetic field uniformity of the high-temperature superconducting coil, so that the high-temperature superconducting tape is ensured to be uniformly wound on the coil skeleton, and the high-temperature superconducting tape is a key factor for ensuring the stable performance of the high-temperature superconducting coil. In the prior art, the high-temperature superconducting coil is wound by manually aligning the geometric center of the coil framework with the rotation center of the winding platform and fixing the coil framework on the winding platform to enable the coil framework to synchronously rotate along with the winding platform, but the problem that visual judgment deviation and force control are inaccurate cannot be avoided due to manual operation, and the geometric center of the framework and the rotation center of the winding platform are offset. Disclosure of utility model The utility model aims to solve the technical problem that the geometric center of a framework and the rotation center of a winding platform are deviated due to manual operation in the winding of the existing high-temperature superconducting coil. In order to solve the technical problems, the embodiment of the utility model provides a structure for a high-temperature superconducting winding tool, which comprises a rotating base capable of rotating around a central axis, a chuck assembly and a framework fixing assembly, wherein the chuck assembly and the framework fixing assembly are sequentially overlapped on one side of the rotating base, the framework fixing assembly comprises a supporting disc and at least one pair of fixing parts, the supporting disc is fixed on the corresponding side of the rotating base and can rotate around the central axis together with the rotating base, each pair of fixing parts are mutually opposite to each other in the radial direction of the supporting disc and are respectively and movably arranged on the supporting disc in the radial direction, one end of each fixing part in the axial direction of the central axis protrudes out of one side of the supporting disc, away from the rotating base, can be switched between a fixing state abutting against the inner peripheral wall of a coil framework of the high-temperature superconducting coil and a separating state separated from the inner peripheral wall, and comprises a centering chuck and at least one pair of driving parts, wherein the centering chuck is coaxially arranged between the supporting disc and the rotating base and can rotate around the central axis relative to the rotating base, and each driving part is arranged on the centering chuck and can be in transmission connection with the corresponding fixing part and can be switched between the fixing state and the separating state. By adopting the technical scheme, the central axis is the rotation center of the whole high-temperature superconducting winding tool, and the central axis is also used as the geometric center of the high-temperature superconducting coil during winding, namely, the geometric center of the coil skeleton is required to be aligned with the central axis before winding, so that the geometric center of the high-temperature superconducting coil is ensured to be aligned with the central axis during winding, and accurate and uniform winding is realized. In the high-temperature superconducting winding tool, a rotating base, a supporting disc and a centering chuck are coaxially arranged and can rotate around a central axis, the supporting disc is used for placing a high-temperature superconducting coil, and each fixing part protrudes out of one end of the supporting disc, which is away from the rotating base, of the supporting disc and is used for being abutted against the inner peripheral wall of a coil framework of the fixed high-temperature superconducting coil. Each fixing part is driven to move along the radial direction of the supporting disc b