Floating assembly platform

Abstract

The utility model provides a floating assembly platform which is used for assembling two outer coils outside a core cylinder through a framework and comprises a rack, a bearing platform arranged in the middle of the rack and a plurality of lifting floating platforms annularly and evenly distributed on the periphery of the bearing platform. During assembly, the core cylinder is vertically placed on the bearing platform, the outer coil located at the bottom is placed on the lifting floating platforms in a floating mode, the framework is provided with side supporting rods, the bottom end of the framework is connected with the outer coil located at the bottom, the top end of the framework is connected with the outer coil located at the top, and the side supporting rods are connected with the core cylinder. The floating assembly platform can solve the problem that when the outer coil and the core cylinder are assembled, positioning is difficult due to factors such as weight, size and protection. During assembly, the lifting floating platform can adjust the height of the outer coil and can horizontally pull the outer coil to be aligned with the core cylinder; in addition, the core cylinder can rotate through the driving disc, and accurate positioning of the outer coil, the framework and the core cylinder in the circumferential direction is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to superconducting magnet assembly technical field, concretely relates to a floating assembly platform. BACKGROUND

[0002] Superconducting magnet refers to the coil made of the second superconductor with high transition temperature and critical magnetic field under low temperature. The superconducting magnet is divided into two kinds of traditional cylindrical superconducting magnet and open superconducting magnet, wherein the cylindrical superconducting magnet is mainly composed of a core barrel, two coils outside the core barrel and a framework for connecting the core barrel and the coil. At present, the mainstream cylindrical superconducting magnet includes 1.5T and 3.0T, and the 3.0T superconducting magnet is difficult to assemble due to large volume, high assembly precision requirement, coil material easy to damage and other factors. SUMMARY

[0003] In view of the defects in the background art, the utility model provides a floating assembly platform for assembling two outer coils to the outside of the core barrel through the framework, which can solve the problem of difficult positioning of the outer coil and the core barrel due to factors such as weight, volume and protection during assembly.

[0004] The utility model provides a floating assembly platform for assembling two outer coils to the outside of the core barrel through the framework, and the floating assembly platform comprises a rack, a bearing platform arranged in the middle of the rack and a plurality of lifting floating platforms arranged uniformly around the periphery of the bearing platform in a ring shape.

[0005] During assembly, the core barrel is vertically placed on the bearing platform, the outer coil at the bottom is placed on the plurality of lifting floating platforms, the framework is provided with a side support rod, the bottom end of the framework is connected with the outer coil at the bottom, the top end of the framework is connected with the outer coil at the top, and the side support rod is connected with the core barrel.

[0006] Preferably, the lifting floating platform comprises a fixed seat, a lifting track, a lifting motor, a lead screw, a sliding seat and a floating plate.

[0007] The fixed seat is fixedly arranged on the rack, the lifting track is vertically fixedly arranged on the inner side of the fixed seat close to the bearing platform, the lifting motor is fixedly arranged on the outer side of the fixed seat, the sliding seat is slidingly arranged on the inner side of the lifting track, the floating plate is arranged on the sliding seat, the lead screw is rotatably arranged on the fixed seat, and the lifting motor drives the sliding seat to move up and down through the lead screw.

[0008] Preferably, the floating plate comprises a bottom sliding plate and a top sliding plate, the bottom sliding plate is slidingly arranged on the sliding seat in a radial direction of the ring, and the top sliding plate is slidingly arranged on the bottom sliding plate in a tangential direction of the ring.

[0009] Reset springs are arranged on both sides of the sliding direction of the bottom sliding plate, and reset springs are arranged on both sides of the sliding direction of the top sliding plate.

[0010] Preferably, the bearing platform is detachably installed on the frame, and the bearing platform is provided with a rotating disc, and the core barrel is placed on the rotating disc.

[0011] Preferably, the frame is centrally provided with a rotatable driving disc, the driving disc extends upward by a plurality of guide columns, and the rotating disc is provided with a plurality of guide holes, and the guide columns are one-to-one inserted into the guide holes.

[0012] When the bearing platform is installed on the frame, the rotating disc is driven to rotate by the driving disc.

[0013] Preferably, the frame is in an E shape, including three parallel extending frame bottom plates, the driving disc is installed on the middle one of the frame bottom plates, and a plurality of lifting floating platforms are arranged on the two frame bottom plates on the two sides.

[0014] Preferably, the frame bottom plates on the two sides are oppositely provided with a pair of bearing platform limiting grooves.

[0015] Preferably, the middle frame bottom plate is further provided with a rotating motor and a speed reducer, and the rotating motor drives the driving disc to rotate through the speed reducer.

[0016] Preferably, the middle part of the rotating disc is provided with a first positioning hole, the middle part of the driving disc is provided with a second positioning hole, the floating assembly platform is further provided with a hanging line positioning rod, the hanging line positioning rod is sequentially inserted into the first positioning hole and the second positioning hole downward, and the length of the hanging line positioning rod is greater than the length of the core barrel.

[0017] Preferably, the rotating disc is provided with a plurality of positioning pins, the positioning pins are arranged in a triangular shape in a group, and the groups are uniformly distributed in a ring shape around the center of the rotating disc.

[0018] The beneficial effects of the utility model include that the outer coil is loaded on the lifting floating platform, the height can be adjusted through the lifting floating platform, the outer coil and the core barrel can be centered and centered by horizontal pulling, the outer coil, the framework and the core barrel can be precisely positioned in the circumferential direction through the rotation of the driving disc, and the assembly is smoothly carried out; the bearing platform adopts a split structure, can be independently assembled on the floating assembly platform, and the utilization rate of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] The utility model will be described in detail in combination with embodiments and drawings, in which:

[0020] Figure 1 is the perspective view of the floating assembly platform of the utility model.

[0021] Figure 2 is the structural schematic view of the lifting floating platform of the utility model.

[0022] Figure 3 is the structural schematic view of the bearing platform of the utility model.

[0023] Figure 4It is the assembly schematic view of the driving disc and the rack of the utility model.

[0024] Figure 5 It is the structure schematic view of the framework of the utility model.

[0025] Reference signs:

[0026] 1-outer coil, 2-core barrel, 3-rack, 31-rack bottom plate, 32-accepting platform limiting slot, 4-driving disc, 41-rotary motor, 42-reducer, 43-second positioning hole, 44-guide column, 5-lifting floating platform, 51-fixing seat, 52-lifting track, 53-lifting motor, 54-screw, 55-sliding seat, 56-floating plate, 561-bottom sliding plate, 562-top sliding plate, 563-return spring, 6-framework, 61-side support rod, 62-U-shaped slot, 7-accepting platform, 71-rotating disc, 72-guide hole, 73-first positioning hole, 74-positioning pin, 8-hanging line positioning rod. DETAILED DESCRIPTION

[0027] In order to make the technical problems, technical schemes and beneficial effects to be solved in the utility model more clearly understood, the utility model will be further described in detail below in combination with the drawings and examples.

[0028] Therefore, one feature indicated in the specification will be used to explain one feature of one embodiment of the utility model, and it is not suggested that each embodiment of the utility model must have the explained feature. In addition, it should be noted that the specification describes many features. Although certain features can be combined together to show possible system designs, these features can also be used in other combinations that are not explicitly explained. Therefore, unless otherwise explained, the explained combination is not intended to be limited.

[0029] The principle of the utility model will be described in detail below in combination with the drawings and examples.

[0030] The utility model provides a kind of floating assembly platform, as Figures 1-5 As shown, for two outer coils 1 are assembled to core barrel 2 outside by framework 6, floating assembly platform includes rack 3, the accepting platform 7 of being set in the middle part of rack 3 and the multiple lifting floating platforms 5 that are evenly distributed in the peripheral of accepting platform 7 four around;When assembling, core barrel 2 is placed vertically on the accepting platform 7, the outer coil 1 at bottom is placed floatingly on multiple lifting floating platforms 5, the side of framework 6 is equipped with side support rod 61, both ends are equipped with U-shaped slot 62, the U-shaped slot 62 at bottom is connected with the outer coil 1 at bottom, the U-shaped slot 62 at top is connected with the outer coil 1 at top, and side support rod 61 is connected with core barrel 2.

[0031] The floating assembly platform can solve the problem of difficult positioning caused by factors such as weight, volume and protection when the outer coil 1 is assembled with the core barrel 2. The outer coil 1 is loaded on the lifting floating platform 5, which can not only adjust the height through the lifting floating platform 5, but also horizontally pull to center the outer coil 1 with the core barrel 2. In addition, the core barrel 2 can be rotated through the driving disc 4, realizing the precise positioning of the outer coil 1, the framework 6 and the core barrel 2 in the circumferential direction, and smoothly assembling.

[0032] In this embodiment, the lifting floating platform 5 includes a fixed seat 51, a lifting track 52, a lifting motor 53, a lead screw 54, a sliding seat 55 and a floating plate 56. The fixed seat 51 is fixedly arranged on the rack 3, the lifting track 52 is vertically arranged on the inner side of the fixed seat 51 close to the driving disc 4, the lifting motor 53 is fixedly arranged on the outer side of the fixed seat 51, the sliding seat 55 is slidingly arranged on the inner side of the lifting track 52, the floating plate 56 is arranged on the sliding seat 55, and the lead screw 54 is rotatably arranged on the fixed seat 51. The lifting motor 53 drives the sliding seat 55 to move up and down through the lead screw 54, thereby adjusting the outer coil 1 on the floating plate 56 to the required height.

[0033] The floating plate 56 includes a bottom sliding plate 561 and a top sliding plate 562. The bottom sliding plate 561 is slidingly arranged on the sliding seat 55 in an annular radial direction, and the top sliding plate 562 is slidingly arranged on the bottom sliding plate 561 in an annular tangential direction. The sliding direction of the bottom sliding plate 561 is provided with a reset spring 563 on both sides, and the sliding direction of the top sliding plate 562 is also provided with a reset spring 563 on both sides. The outer coil 1 can be moved horizontally through the floating plate 56, and the outer coil 1 will not be damaged during movement.

[0034] In this embodiment, the bearing platform 7 is detachably mounted on the rack 3, and the bearing platform 7 is provided with a rotating disc 71 on which the core barrel 2 is placed. The bearing platform 7 adopts a split structure and can be independently assembled in sequence before the floating assembly platform, such as preassembling the circuit board and the wiring port around the core barrel 2, and then assembling the bearing platform 7 on the rack 3 for the installation of the outer coil 1, thereby improving the utilization rate of the equipment. The rotating disc 71 is provided with a plurality of positioning pins 74, three of which are arranged in a triangular shape and evenly distributed in a ring shape around the center of the rotating disc 71. The positioning pins 74 are sleeved with rubber sleeves, the top end of the rubber sleeve has a sharp tip, the core barrel 2 is inserted between each group of positioning pins 74, and is temporarily fixed by the positioning pins 74. The rack bottom plate 31 on both sides is provided with a pair of bearing limiting grooves 32, and after the core barrel 2 is preassembled with components such as the circuit board, a forklift is used to insert the bearing platform 7 between the pair of bearing limiting grooves 32.

[0035] In this embodiment, the rack 3 is centrally provided with a rotatable driving disc 4, the driving disc 4 extends upwardly by a plurality of guide columns 44, the rotating disc 71 is provided with a plurality of guide holes 72, and the guide columns 44 are one-to-one correspondingly inserted into the guide holes 72. When the bearing platform 7 is mounted on the rack 3, the rotating disc 71 is driven to rotate by the driving disc 4.

[0036] In the embodiment, the rack 3 is E-shaped, including three parallel extending rack bottom plates 31, the driving disc 4 is installed on the middle one of the rack bottom plates 31, and the plurality of lifting floating platforms 5 are arranged on the two rack bottom plates 31 on the two sides. The middle rack bottom plate 31 is further provided with a rotating motor 41 and a speed reducer 42, the rotating motor 41 drives the driving disc 4 to rotate through the speed reducer 42.

[0037] In the embodiment, the floating assembly platform is further provided with a hanging line positioning rod 8, the length of the hanging line positioning rod 8 is greater than the length of the core barrel 2, which is used for hanging the coil wire inside the core barrel 2 and can also play a role in positioning left and right. The middle part of the rotating disc 71 is provided with a first positioning hole 73, the middle part of the driving disc 4 is provided with a second positioning hole 43, and the hanging line positioning rod 8 is sequentially inserted into the first positioning hole 73 and the second positioning hole 43 for positioning.

[0038] The above only describes the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A floating assembly platform for assembling two outer coils onto the outside of a core cylinder via a frame, characterized in that, The floating assembly platform includes a frame, a support platform located in the middle of the frame, and multiple lifting floating platforms evenly arranged in a ring around the periphery of the support platform. During assembly, the core tube is placed upright on the support platform, and the outer coil at the bottom is floating on the multiple lifting platforms. The frame is provided with side support rods. The bottom end of the frame is connected to the outer coil at the bottom, the top end is connected to the outer coil at the top, and the side support rods are connected to the core tube.

2. The floating assembly platform as described in claim 1, characterized in that, The lifting platform includes a fixed base, lifting rails, lifting motor, lead screw, sliding base, and float plate; The fixed seat is fixed on the frame, the lifting rail is vertically fixed on the inner side of the fixed seat near the support, the lifting motor is fixed on the outer side of the fixed seat, the sliding seat is slidably disposed on the inner side of the lifting rail, the float is disposed on the sliding seat, the lead screw is rotatably mounted on the fixed seat, and the lifting motor drives the sliding seat to move up and down through the lead screw.

3. The floating assembly platform as described in claim 2, characterized in that, The floating plate includes a bottom slide plate and a top slide plate. The bottom slide plate is slidably disposed on the sliding seat along the annular radial direction, and the top slide plate is slidably disposed on the bottom slide plate along the annular tangential direction. The bottom slide plate is provided with a return spring on both sides of the sliding direction, and the top slide plate is provided with a return spring on both sides of the sliding direction.

4. The floating assembly platform as described in claim 1, characterized in that, The support platform is detachably mounted on the frame, and the support platform is equipped with a turntable, on which the core cylinder is placed.

5. The floating assembly platform as described in claim 4, characterized in that, The frame is centrally located with a rotatable drive disk. The drive disk extends upward with several guide posts. The turntable has several guide holes, and the guide posts are inserted into the guide holes one by one. When the platform is installed onto the frame, the turntable is driven to rotate via the drive disc.

6. The floating assembly platform as described in claim 5, characterized in that, The frame is E-shaped and includes three parallel extending frame base plates. The drive disk is mounted on the central frame base plate, and the multiple lifting floating platforms are arranged on the two frame base plates on both sides.

7. The floating assembly platform as described in claim 6, characterized in that, The frame base plates on both sides are provided with a pair of support limiting grooves.

8. The floating assembly platform as described in claim 7, characterized in that, A rotary motor and a reducer are also provided on the central frame base plate. The rotary motor drives the drive disk to rotate through the reducer.

9. The floating assembly platform as described in claim 8, characterized in that, The turntable has a first positioning hole in the middle, the drive plate has a second positioning hole in the middle, and the floating assembly platform is also provided with a hanging positioning rod. The hanging positioning rod is inserted downward into the first positioning hole and the second positioning hole in sequence, and the length of the hanging positioning rod is greater than the length of the core cylinder.

10. The floating assembly platform as described in claim 4, characterized in that, The turntable is provided with multiple positioning pins, which are arranged in groups of three in a triangular pattern and are evenly distributed in a ring around the center of the turntable.

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