CN211299123U

CN211299123U - Rotating assembly of VR rotating equipment

Info

Publication number: CN211299123U
Application number: CN201921927819.7U
Authority: CN
Inventors: 叶瀚中; 黄凯; 陈婧姝; 戴世华
Original assignee: Beijing Weikuai Technology Co ltd
Current assignee: Beijing Weikuai Technology Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-08-21
Anticipated expiration: 2029-11-08

Abstract

The utility model relates to a rotary component of VR rotating equipment, the utility model provides a thrust ball bearing and tapered roller ball bearing are fixed through the upper and lower screens that the bearing mount was done in the rotary component, make two bearing atress even and difficult rocking, main spindle and bearing mount can adopt spiro union, welding, viscose or die-casting integrated into one piece fixed, the spiro union is fixed than other fixed modes advantage lies in the location level, the assembly is simple, with low costs, the product yield is high, and spiro union fixes the fixed rotary component mechanism fixed mode, each part has the characteristics of positive and negative installation (the installation of just reversing), the assembly is more flexible; the fixing cover is arranged on the conducting ring, three headless inner hexagonal screws of the locknut are utilized to clamp three bayonet bottom walls of the fixing cover, the width of the bayonet is the same as that of the headless inner hexagonal screws, so that the fixing cover is clamped in the vertical and horizontal directions, and the conducting ring is clamped, so that the conducting ring is not easy to loosen and is fixed firmly.

Description

Rotating assembly of VR rotating equipment

Technical Field

The utility model belongs to the technical field of the VR seat technique and specifically relates to a rotating assembly of VR rotating equipment.

Background

VR rotating equipment is widely used in entertainment industries such as VR cinema and commercial game machines, and can combine VR movie and television pictures and special effects to bring audiences into virtual motion scenes, thereby providing the real experience of being personally on the scene for the audiences.

The current VR rotating equipment mainly faces the problems: (1) because the power adapter is arranged on the base, some electronic parts of the wire passing control seat need to be electrified, and the seat of the rotating equipment is easy to wind in the rotating process; (2) although some enterprises think that the conductive slip ring is used for threading, the conductive slip ring is easy to loosen and fall off, generally 3 holes are selected for screwing, but the structural position is limited and cannot be achieved, and the risk of winding is still existed; (3) the bearing is not firmly fixed and is easy to loosen; (4) at present, a main spindle and a bearing fixing frame of VR rotating equipment in the field are mostly welded, if the bearing or the main spindle is damaged, the bearing or the main spindle is difficult to replace and repair, and the maintenance cost is high.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem of loose bearing, it is necessary to provide a VR rotating assembly capable of fixing a thrust ball bearing and a tapered roller ball bearing in the rotating assembly.

To solve the above technical problem, it is necessary to provide a rotating assembly of a VR rotating apparatus, including:

the anti-loosening nut is sleeved on the outer wall of the main spindle, a plurality of blind holes are formed in the outer wall of the anti-loosening nut, fasteners are connected into the blind holes respectively, and the axial length of each fastener is larger than that of each blind hole; the main spindle sequentially comprises a first shaft body, a second shaft body and a third shaft body from top to bottom, the diameter of a cross section circle of the second shaft body is larger than that of the first shaft body and that of the third shaft body, and the anti-loosening nut is sleeved on the outer wall of the first shaft body; the tapered roller ball bearing is attached to the bottom surface of the locknut and sleeved on the outer wall of the first shaft body; the bearing fixing frame is arranged at the bottom of the tapered roller ball bearing and comprises a first limiting groove and a second limiting groove, the first limiting groove is used for accommodating the outer ring of the tapered roller ball bearing, and the first limiting groove is matched with the outer ring of the tapered roller ball bearing; the upper steel plate is coaxially arranged with the tapered roller ball bearing, the bottom surface of the upper steel plate is connected with the top surface of the bearing fixing frame, a round hole is formed in the middle of the upper steel plate, and the diameter of the round hole is larger than that of the outer ring of the tapered roller ball bearing; the thrust ball bearing is arranged at the bottom of the bearing fixing frame and comprises a shaft ring and a seat ring which are sleeved on the outer wall of the second shaft body, the shaft ring is arranged in the second limiting groove, and the shaft ring is matched with the second limiting groove; the lower steel plate is sleeved on the outer wall of the third shaft body, the top surface of the lower steel plate is attached to the bottom surface of the seat ring, and the top surface of the lower steel plate is connected with the bottom surface of the second shaft body.

Further, the utility model provides a pair of VR rotating equipment's rotating assembly still includes: the rotating part can circumferentially rotate along the axis of the rotating part, the rotating part penetrates through a screw hole of the locknut until the bottom surface of the limiting part is attached to the top surface of the locknut, the limiting part is provided with a plurality of through holes, and the rotating part is sleeved in a shaft hole of the main spindle; the fixing cover is respectively sleeved with the anti-loosening nut and the conductive sliding ring, the inner top wall of the fixing cover is attached to the top surface of the limiting portion, positioning columns are arranged on the inner top wall of the fixing cover and correspond to the through holes in position respectively, each positioning column is connected with the corresponding through hole in an inserting mode, bayonets are arranged on the fixing cover and the corresponding positions of the fasteners in position respectively, each fastener penetrates through the bottom wall of the corresponding bayonet in position respectively, and the width of each bayonet is matched with the corresponding fastener.

Furthermore, the bottom surface of the upper steel plate is fixedly connected with the top surface of the bearing fixing frame, and the top surface of the lower steel plate is fixedly connected with the bottom surface of the second shaft body.

Furthermore, the bottom surface of the upper steel plate is in threaded connection with the top surface of the bearing fixing frame, and the top surface of the lower steel plate is in threaded connection with the bottom surface of the second shaft body.

Furthermore, the bottom surface of the upper steel plate is welded with the top surface of the bearing fixing frame, and the top surface of the lower steel plate is welded with the bottom surface of the second shaft body.

Further, the bottom surface of the upper steel plate and the top surface of the bearing fixing frame are integrally formed, and the top surface of the lower steel plate and the bottom surface of the second shaft body are integrally formed.

Furthermore, the bottom surface of the upper steel plate is connected with the top surface of the bearing fixing frame in an adhesive mode, and the top surface of the lower steel plate is connected with the bottom surface of the second shaft body in an adhesive mode.

Further, the inner wall of the locknut is in threaded connection with the outer wall of the first shaft body.

Furthermore, the fastener is a headless inner hexagonal screw, and the blind hole is in threaded connection with the headless inner hexagonal screw.

The beneficial effects of the utility model reside in that:

1. the thrust ball bearing and the conical roller ball bearing are fixed by upper and lower clamping positions of the bearing fixing frame, so that the two bearings are stressed uniformly and are not easy to shake.

2. The main spindle and the bearing fixing frame are fixed by screws, and the fixing mode of the screw fixing has the advantages of positioning accuracy, simple assembly, low cost and high product yield compared with the fixing mode of welding, gluing and die-casting integrated forming.

3. The conductive slip ring is used for connecting an electric wire of an electronic part on the base and an outgoing line of a signal wire, so that the problem of wire winding can be avoided when the seat rotates, VR rotating equipment can rotate infinitely and continuously, the conductive slip ring is not easy to loosen and is fixed firmly by arranging the locknut with the headless inner hexagonal screw and the fixing cover.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a cross-sectional view of the overall structure of the embodiment of the present invention.

Fig. 3 is an exploded view of an embodiment of the present invention.

Fig. 4 is a view for separating the locknut according to the embodiment of the present invention.

Fig. 5 is a schematic structural view of a main spindle according to an embodiment of the present invention.

Fig. 6 is a schematic structural view of a conductive slip ring according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of a fixing cover according to an embodiment of the present invention.

Fig. 8 is a schematic view of a first view angle of a bearing fixing frame structure according to an embodiment of the present invention.

Fig. 9 is a schematic view of a second view angle of the bearing fixing frame structure according to the embodiment of the present invention.

Fig. 10 is a schematic structural view of a thrust ball bearing according to an embodiment of the present invention.

In the figure, a locknut 100, a blind hole 110, a fastening member 120, a main spindle 200, a first shaft body 210, a second shaft body 220, a third shaft body 230, a conductive slip ring 300, a limiting portion 310, a plurality of through holes 311, a rotating portion 320, a fixing cover 400, a positioning column 410, a bayonet 420, a conical roller ball bearing 500, a bearing fixing frame 600, a first limiting groove 610, a second limiting groove 620, an upper steel plate 700, a thrust ball bearing 800, a shaft collar 810, a seat ring 820 and a lower steel plate 900.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following description, with reference to the accompanying drawings and embodiments, further describes in detail a rotating assembly of a VR rotating apparatus of the present invention. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Referring to fig. 1, fig. 1 is a schematic view of an overall structure of an embodiment of the present invention.

Referring to fig. 1-10, in an embodiment of the present invention, a rotating assembly of a VR rotating apparatus includes: the anti-loosening device comprises a locknut 100, a main spindle 200, a tapered roller ball bearing 500, a bearing fixing frame 600, an upper steel plate 700, a thrust ball bearing 800 and a lower steel plate 900; specifically, the locknut 100 is sleeved on the outer wall of the main spindle 200, the outer wall of the locknut 100 is provided with a plurality of blind holes 110, the plurality of blind holes 110 are respectively connected with a fastening piece 120, in this embodiment, preferably, three blind holes 110 are arranged along the circumferential direction of the locknut 100 at equal intervals, the blind holes 110 are respectively connected with a fastening piece 120, the fastening piece 120 and the blind hole 110 can be connected in a fixing mode such as a screw joint, a clamping joint, an interference fit and the like, the fastening piece 120 can be a screw, a buckle, an insert column, a rivet and the like according to the selected fixing mode, the axial length of the fastening piece 120 is greater than that of the blind hole 110, and; the main spindle 200 sequentially comprises a first shaft body 210, a second shaft body 220 and a third shaft body 230 from top to bottom, the diameter of the cross section circle of the second shaft body 220 is larger than that of the first shaft body 210 and that of the third shaft body 230, the locknut 100 is sleeved on the outer wall of the first shaft body 210, the main spindle 200 is designed in a segmented manner, the position of different parts placed on each segment is favorably limited, and the locking effect on each part sleeved on the main spindle 200 is achieved; the tapered roller ball bearing 500 is attached to the bottom surface of the locknut 100, the tapered roller ball bearing 500 is sleeved on the outer wall of the first shaft body 210, and the tapered roller bearing 500 is mainly used for bearing radial and axial combined loads which mainly take radial loads as main loads; the bearing fixing frame 600 is arranged at the bottom of the tapered roller ball bearing 500, the bearing fixing frame 600 comprises a first limiting groove 610 and a second limiting groove 620, the first limiting groove 610 is used for accommodating the outer ring of the tapered roller ball bearing 500, the shape and the specification of the first limiting groove 610 and the outer ring of the tapered roller ball bearing 500 are the same, and therefore the outer ring of the tapered roller ball bearing 500 is clamped in the first limiting groove 610; the upper steel plate 700 and the conical roller ball bearing 500 are coaxially arranged, the bottom surface of the upper steel plate 700 is connected with the top surface of the bearing fixing frame 600, the connection mode can be detachable connection or fixed connection, a circular hole is formed in the middle of the upper steel plate 700, the diameter of the circular hole is larger than that of the outer ring of the conical roller ball bearing 500, on one hand, the upper steel plate 700 drives the seat to rotate, and on the other hand, the bearing fixing frame 600 is fixed; the thrust ball bearing 800 is arranged at the bottom of the bearing fixing frame 600, the thrust ball bearing 800 is mainly used for bearing axial load, the thrust ball bearing 800 comprises a shaft ring 810 and a seat ring 820 which are sleeved on the outer wall of the second shaft body 220, the shaft ring 810 is arranged in the second limiting groove 620, and the shaft ring 810 is matched with the second limiting groove 620, so that the shaft ring 810 is clamped in the second limiting groove 620; lower steel sheet 900 establishes on the outer wall of third axis body 230, and the top surface of lower steel sheet 900 sets up with the laminating of the bottom surface of seat circle 820, and the top surface of lower steel sheet 900 is connected with the bottom surface of second axis body 220, and this connected mode can be dismantled the connection, also can be fixed connection, and lower steel sheet 900 is connected with the equipment base, guarantees down that steel sheet 900 is connected with the firm of center pin 200, just can make the equipment seat can the safe rotation.

Further, referring to fig. 1-7, the rotating assembly of the VR rotating apparatus further includes: conductive slip ring 300 and stationary cover 400; specifically, the conductive slip ring 300 sequentially includes, from top to bottom, a limiting portion 310 and a rotating portion 320, the limiting portion 310 is sleeved on an outer wall of the rotating portion 320, the rotating portion 320 can circumferentially rotate along an axis thereof, the rotating portion 320 penetrates through a screw hole of the locknut 100 until a bottom surface of the limiting portion 310 is attached to a top surface of the locknut 100, the limiting portion 310 is provided with a plurality of through holes 311, preferably, in this embodiment, three through holes 311 are equally spaced along a circumferential direction of the limiting portion 310, and the rotating portion 320 is sleeved in a shaft hole of the spindle 200; fixed lid 400 cup joints with lock nut 100 and conductive slip ring 300 respectively, the interior roof of fixed lid 400 sets up with the top surface laminating of spacing portion 310, correspond the punishment with a plurality of through-hole 311 positions on the interior roof of fixed lid 400 and do not be equipped with reference column 410, every reference column 410 is pegged graft with corresponding through-hole 311, fixed lid 400 corresponds the punishment with every fastener 120 position and do not is equipped with bayonet socket 420, every fastener 120 passes the bayonet socket 420 diapire that the position corresponds respectively, bayonet socket 420's width and fastener 120 looks adaptation, all the card has died the upper and lower left and right sides direction of fixed lid 400 like this.

As can be seen from the above description, in this embodiment, the conductive slip ring 300 is arranged to connect the outgoing line of the electronic component wire and the signal line on the base, so as to prevent the seat from twisting when rotating, and the VR rotating device can rotate indefinitely and continuously without considering the winding problem, and the conductive slip ring 300 is not easily loosened and firmly fixed as a whole by the arrangement of the locknut with the headless hexagon socket screw and the fixing cover.

Further, the bottom surface of the upper steel plate 700 is fixedly connected with the top surface of the bearing fixing frame 600, the top surface of the lower steel plate 900 is fixedly connected with the bottom surface of the second shaft body 220, the tapered roller ball bearing 500 and the thrust ball bearing 800 are embedded in the groove of the bearing fixing frame 600 and cannot be loosened left and right, the bearing fixing frame 600 is fixedly connected with the bottom surface of the upper steel plate 700, the position of the bearing fixing frame 600 is fixed, the tapered roller ball bearing 500 is attached to the bottom surface of the locknut 100, the tapered roller ball bearing 500 cannot be loosened up and down, the tapered roller ball bearing 500 is fixed, because the top surface of the lower steel plate 900 is fixedly connected with the bottom surface of the second shaft body 220, the race 820 of the thrust ball bearing 800 is abutted against the top surface of the lower steel plate 900, the thrust ball bearing.

The utility model discloses in the first embodiment, the top surface spiro union of upper steel plate 700 and bearing fixing frame 600, the top surface of lower steel sheet 900 and the bottom surface spiro union of second shaft body 220, preferably, the top surface of upper steel plate 700 and bearing fixing frame 600 is through setting up six screw fixation that set up along bearing fixing frame 600 middle part axle mouth axial equidistant on upper steel plate 700, the top surface of lower steel sheet 900 and the underrun of second shaft body 220 set up six screw fixation that set up along center pin circumference equidistant under on steel sheet 900, the spiro union is fixed convenient, and the cost is also low.

The utility model discloses in the second embodiment, the top surface welding of going up steel sheet 700 and bearing fixing frame 600, the top surface of lower steel sheet 900 and the bottom surface welding of second axle body 220, welded compactness is good, saves the metal, and is firm reliable relatively.

In the third embodiment of the present invention, the bottom surface of the upper steel plate 700 is integrally formed with the top surface of the bearing holder 600, the top surface of the lower steel plate 900 is integrally formed with the bottom surface of the second shaft 220, and the forming method adopts die-casting.

In the fourth embodiment of the present invention, the bottom surface of the upper steel plate 700 is connected to the top surface of the bearing holder 600, and the top surface of the lower steel plate 900 is connected to the bottom surface of the second shaft 220, which is low in cost.

Through the comparison, the screw fixation is better than welding, integrated into one piece and bonding mode, if: the positioning is accurate, the assembly is simple, the cost is low, the product yield is high, what need be mentioned here is to adopt the fixed mode of screw fixation rotating assembly mechanism, and each part has the characteristics of positive and negative installation (namely installation of turning over), and the assembly is more nimble.

The utility model provides an in the embodiment, locknut 100's inner wall and the outer wall spiro union of the first axle body 210, locknut 100's inner wall are equipped with female screw, and the outer wall of the first axle body 210 is equipped with the male thread with the corresponding department in female screw position, and female screw and male thread are connected and are made locknut 100 locked, and locknut 100 is better at the axial locking effect of center pin 200.

The utility model provides an in the embodiment, fastener 120 can be headless hexagon socket head cap screw, blind hole 110 and headless hexagon socket head cap screw spiro union, and headless hexagon socket head cap screw is fixed effectual, and use cost is low.

The utility model discloses theory of operation of embodiment: when the VR rotating device is started, the conductive slip ring 300 is used to connect the outgoing line of the electric wire and the signal line of the electronic component on the base, to prevent the seat from twisting when rotating, the three headless hexagon socket head screws of the locknut 100 are clamped at the bottom walls of the three bayonets 420 of the fixing cover 400, the width of the bayonets 420 is the same as that of the headless hexagon socket head screws, so that the fixing cover 400 is clamped in the up-down and left-right directions, and thus the conductive slip ring 300 is clamped, the three positioning columns 410 on the inner top wall of the fixing cover 400 are clamped in the three through holes 311 arranged on the limiting portion 310 of the conductive slip ring 300, so that the limiting portion 310 of the conductive slip ring 300 is fixed, and the limiting portion 310 is prevented from being driven to deviate when the rotating portion 320 of the conductive slip ring 300 rotates, in order to enable the locknut 100 to have a better locking effect in the axial direction of the central shaft, the female thread is connected with the male thread to further enhance the locking effect of the locknut 100, the tapered roller ball bearing 500 and the thrust ball bearing 800 are embedded in the groove of the bearing fixing frame 600 and therefore cannot be loosened left and right, the bearing fixing frame 600 is screwed or welded with the bottom surface of the upper steel plate 700 to fix the position of the bearing fixing frame 600, the tapered roller ball bearing 500 is attached to the bottom surface of the locknut 100, the tapered roller ball bearing 500 cannot be loosened up and down, the tapered roller ball bearing 500 is fixed, because the top surface of the lower steel plate 900 is screwed or welded with the bottom surface of the second shaft body 220, the seat ring 820 of the thrust ball bearing 800 is pressed by the top surface of the lower steel plate 900, the thrust ball bearing 800 cannot be loosened up and down, the thrust ball bearing 800 is fixed, thus the problem of fixing the two bearings is solved, the lower steel plate 900 is screwed with the base, the upper steel, the central shaft 200 drives the rotating part 320 of the conductive slip ring 300 and the bearing fixing frame 600 to synchronously rotate, the outgoing lines of the electric wires of the electronic parts and the signal wires on the base are led out from the conductive slip ring 300 and synchronously rotate with the central shaft 200 along with the rotating part 320, so that the seat is prevented from being twisted, the VR rotating equipment can infinitely and continuously rotate without considering the winding problem, the upper steel plate 700 synchronously rotates with the central shaft 200 along with the bearing fixing frame 600, and the upper steel plate 700 drives the seat to rotate.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention.

Claims

1. A rotating assembly of a VR rotating equipment, comprising:

the anti-loosening nut (100) is sleeved on the outer wall of the main spindle (200), a plurality of blind holes (110) are formed in the outer wall of the anti-loosening nut (100), fasteners (120) are connected into the blind holes (110) respectively, and the axial length of each fastener (120) is larger than that of each blind hole (110);

the main spindle (200) sequentially comprises a first shaft body (210), a second shaft body (220) and a third shaft body (230) from top to bottom, the diameter of the cross section circle of the second shaft body (220) is larger than that of the first shaft body (210) and the third shaft body (230), and the locknut (100) is sleeved on the outer wall of the first shaft body (210);

the tapered roller ball bearing (500) is attached to the bottom surface of the locknut (100), and the tapered roller ball bearing (500) is sleeved on the outer wall of the first shaft body (210);

the bearing fixing frame (600) is arranged at the bottom of the tapered roller ball bearing (500), the bearing fixing frame (600) comprises a first limiting groove (610) and a second limiting groove (620), the first limiting groove (610) is used for accommodating the outer ring of the tapered roller ball bearing (500), and the first limiting groove (610) is matched with the outer ring of the tapered roller ball bearing (500);

the upper steel plate (700) is coaxially arranged with the tapered roller ball bearing (500), the bottom surface of the upper steel plate (700) is connected with the top surface of the bearing fixing frame (600), a round hole is formed in the middle of the upper steel plate (700), and the diameter of the round hole is larger than that of the outer ring of the tapered roller ball bearing (500);

the thrust ball bearing (800) is arranged at the bottom of the bearing fixing frame (600), the thrust ball bearing (800) comprises a shaft ring (810) and a seat ring (820) which are sleeved on the outer wall of the second shaft body (220), the shaft ring (810) is arranged in the second limiting groove (620), and the shaft ring (810) is matched with the second limiting groove (620);

the lower steel plate (900) is sleeved on the outer wall of the third shaft body (230), the top surface of the lower steel plate (900) is attached to the bottom surface of the seat ring (820), and the top surface of the lower steel plate (900) is connected with the bottom surface of the second shaft body (220).

2. The rotating assembly of a VR rotating equipment as in claim 1, further comprising:

the conductive slip ring (300) comprises a limiting part (310) and a rotating part (320), the limiting part (310) is sleeved on the outer wall of the rotating part (320), the rotating part (320) can rotate circumferentially along the axis of the rotating part, the rotating part (320) penetrates through a screw hole of the locknut (100) until the bottom surface of the limiting part (310) is attached to the top surface of the locknut (100), a plurality of through holes (311) are formed in the limiting part (310), and the rotating part (320) is sleeved in a shaft hole of the spindle (200);

the fixing cover (400) is respectively sleeved with the anti-loose nut (100) and the conductive sliding ring (300), the inner top wall of the fixing cover (400) is attached to the top surface of the limiting portion (310), positioning columns (410) are arranged on the inner top wall of the fixing cover (400) corresponding to the through holes (311) in position respectively, each positioning column (410) is connected with the corresponding through hole (311) in an inserting mode, bayonets (420) are arranged on the positions, corresponding to the fasteners (120), of the fixing cover (400) and each fastener (120) respectively, each fastener (120) penetrates through the bottom wall of the corresponding bayonet (420) in position, and the width of the bayonet (420) is matched with the fasteners (120).

3. A rotary component of a VR spinning apparatus as claimed in claim 1, wherein a bottom surface of the upper steel plate (700) is fixedly connected to a top surface of the bearing holder (600), and a top surface of the lower steel plate (900) is fixedly connected to a bottom surface of the second shaft body (220).

4. The rotating assembly of a VR rotating apparatus as in claim 1, wherein a bottom surface of the upper steel plate (700) is threadedly engaged with a top surface of the bearing holder (600), and a top surface of the lower steel plate (900) is threadedly engaged with a bottom surface of the second shaft body (220).

5. A rotating assembly of a VR spinning device as in claim 1, wherein the bottom surface of the upper steel plate (700) is welded to the top surface of the bearing holder (600), and the top surface of the lower steel plate (900) is welded to the bottom surface of the second shaft body (220).

6. A rotary component of a VR spinning apparatus as claimed in claim 1, wherein a bottom surface of the upper steel plate (700) is integrally formed with a top surface of the bearing holder (600), and a top surface of the lower steel plate (900) is integrally formed with a bottom surface of the second shaft body (220).

7. A rotary component of a VR spinning apparatus as claimed in claim 1, wherein a bottom surface of the upper steel plate (700) is adhesively attached to a top surface of the bearing holder (600), and a top surface of the lower steel plate (900) is adhesively attached to a bottom surface of the second shaft body (220).

8. The rotating assembly of a VR rotating apparatus according to any of claims 1-7, wherein an inner wall of the locknut (100) is in threaded engagement with an outer wall of the first shaft (210).

9. The rotary component of a VR rotary device of any of claims 2-7, wherein the fastener (120) is a headless socket head cap screw, and the blind hole (110) is threadably engaged with the headless socket head cap screw.