CN117052806A - Horn-shaped large-swing-angle dustproof part and ball cage type universal joint - Google Patents

Horn-shaped large-swing-angle dustproof part and ball cage type universal joint Download PDF

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Publication number
CN117052806A
CN117052806A CN202311310010.0A CN202311310010A CN117052806A CN 117052806 A CN117052806 A CN 117052806A CN 202311310010 A CN202311310010 A CN 202311310010A CN 117052806 A CN117052806 A CN 117052806A
Authority
CN
China
Prior art keywords
horn
connecting sleeve
swing
shaped large
mouth structure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311310010.0A
Other languages
Chinese (zh)
Inventor
杨敏
吴昭东
吴平平
何升超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wanxiang Qianchao Co Ltd
Original Assignee
Wanxiang Qianchao Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wanxiang Qianchao Co Ltd filed Critical Wanxiang Qianchao Co Ltd
Priority to CN202311310010.0A priority Critical patent/CN117052806A/en
Publication of CN117052806A publication Critical patent/CN117052806A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/16Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
    • F16D3/20Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members
    • F16D3/22Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts
    • F16D3/223Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/84Shrouds, e.g. casings, covers; Sealing means specially adapted therefor
    • F16D3/843Shrouds, e.g. casings, covers; Sealing means specially adapted therefor enclosed covers

Abstract

The invention discloses a horn-shaped large-swing-angle dustproof part and a ball cage type universal joint, which comprise a connecting sleeve and a dustproof cover, wherein the connecting sleeve and the dustproof cover are connected, the connecting sleeve comprises a connecting panel and a connecting sleeve formed in the middle of the connecting panel, and an outwards-turned horn-shaped structure is formed at an opening of the connecting sleeve; the utility model discloses a ball cage structure, including the horn mouth structure, the horn mouth structure tip is formed with the hem of inwards overturning, be formed with the joint groove with dust cover looks joint between hem and the horn mouth structure, compare with prior art, through design horn mouth structure in the adapter sleeve opening part, play the expansion to adapter sleeve opening part to realize the effect of increase ball cage swing angle, satisfy the requirement of big swing angle ball cage, simultaneously under the effect of horn mouth structure, form the toper structure that is linked together with the dust cover is inside in adapter sleeve opening part, thereby under the effect of toper structure, make the inside silt of dust cover be difficult to pile up, play the effect of increase ball cage life-span.

Description

Horn-shaped large-swing-angle dustproof part and ball cage type universal joint
Technical Field
The invention relates to the technical field of ball-and-cage universal joints, in particular to a horn-shaped large-swing-angle dustproof part and a ball-and-cage universal joint.
Background
The ball cage type universal joint is a device which connects two shafts with included angles or mutual positions being changed and enables the two shafts to transmit power at the same angular speed, and can solve the problem of non-constant speed of the common cross shaft type universal joint.
The dust cover in the ball and socket joint is a key component in the ball and socket joint product, and the dust cover mainly aims at preventing dust from entering the ball and preventing grease in the ball from flowing out, special high-temperature resistant lubricating grease must be used in the ball and socket, the special high-temperature resistant lubricating grease cannot be replaced by other lubricating grease, and the ball and socket plays an important role in a transmission system of an automobile and can transmit power from an engine to wheels.
Chinese patent No. CN109915495a discloses a constant velocity joint having a mating boot and a shaft exhaust passage, comprising a shaft and an inner race coupled to the shaft, the inner race having a shaft groove formed thereon, the inner race coupled to the shaft, a boot assembly engaging the shaft; and a pair of grooves axially formed in the shroud assembly, wherein the shaft groove provides communication between the pair of grooves.
The protective cover assembly disclosed by the above is of a bowl-shaped structure, because the connecting sleeve of the existing ball cage component is of a cylindrical structure, in the bowl-shaped structure, sediment easily enters the dust cover through a sediment road section in the running process of a vehicle, the sediment is not easy to fall off when the vehicle runs at a high speed, and when the ball cage runs in a large swing angle state, the sediment entering the dust cover rubs with the dust cover, so that the dust cover is early disabled.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides the horn-shaped large-swing-angle dustproof part and the ball cage type universal joint which are simple in structure, safe and reliable and solve the early failure of the ball cage.
In order to achieve the above object, the present invention adopts the following technical scheme: the connecting sleeve comprises a connecting panel and a connecting sleeve formed in the middle of the connecting panel, and an outwards turned horn mouth structure is formed at the opening of the connecting sleeve; the end part of the bell mouth structure is provided with an inward-turned folded edge, and a clamping groove which is clamped with the dust cover is formed between the folded edge and the bell mouth structure.
As a preferable mode of the invention, a mounting hole is formed in the middle of the connecting panel, and the connecting sleeve is arranged around the mounting hole.
As a preferable scheme of the invention, the connecting sleeve and the bell mouth structure are hollow circular ring structures, and the outer diameter dimension of the bell mouth structure gradually decreases towards the connecting sleeve.
As a preferred scheme of the invention, the folded edge is also of a hollow circular ring structure, and the inner diameter of the folded edge gradually decreases towards the connecting sleeve.
As a preferable scheme of the invention, the dust cover is in interference fit with the clamping groove.
As a preferable scheme of the invention, a plurality of supporting pieces for avoiding steel ball interference during large swing angle are formed at the joint of the connecting panel and the connecting sleeve, and the plurality of supporting pieces are arranged along the circumferential direction of the connecting sleeve.
As a preferable scheme of the invention, the connecting panel is further provided with a plurality of assembly holes, and the assembly holes and the supporting pieces are alternately arranged along the circumferential direction of the connecting panel.
As a preferable scheme of the invention, the connecting panel is provided with a connecting piece which is connected with two adjacent assembling holes at the same time, and the connecting piece is provided with a fastener which is connected with the two assembling holes respectively.
As a preferable scheme of the invention, the connecting panel, the connecting sleeve, the bell mouth structure and the folded edge are of an integrated structure.
The utility model provides a ball cage type universal joint, includes loudspeaker form big pivot angle dust prevention part, still includes the spindle nose that is connected in adapter sleeve and dust cover middle part.
Compared with the prior art, the invention has the beneficial effects that:
the horn mouth structure is designed at the opening of the connecting sleeve, so that the opening of the connecting sleeve is expanded, the function of increasing the swing angle of the ball cage is realized, and the requirement of the ball cage with a large swing angle is met;
simultaneously under the effect of horn mouth structure, form the toper structure that is linked together with the dust cover inside at the adapter sleeve opening part to under the effect of toper structure, get into the inside silt of dust cover during the driving under self gravity and vehicle vibrations, can drop the silt along toper structure direction, thereby make the inside silt of dust cover be difficult to pile up, play and increase ball cage life-span effect.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view taken along the A-A plane in FIG. 2;
fig. 4 is a schematic structural view of the connecting sleeve;
FIG. 5 is a schematic illustration of the position of the folds;
fig. 6 is a front view of the connection sleeve;
fig. 7 is a side view of the connection sleeve;
FIG. 8 is a schematic view of a flare structure;
FIG. 9 is a schematic view of the structure of the ball and socket joint;
FIG. 10 is a cross-sectional view of the ball and socket joint;
reference numerals: the connecting sleeve 1; a dust cover 2; a connection panel 3; a support 31; a fitting hole 32; a mounting hole 33; a connecting sleeve 4; a flare structure 5; folding edges 6; a clamping groove 7; a connecting piece 8; a fastener 81; the axle head 9.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, the horn-shaped large-swing-angle dustproof part comprises a connecting sleeve 1 and a dustproof cover 2 which are connected, wherein the connecting sleeve 1 comprises a connecting panel 3 and a connecting sleeve 4 formed in the middle of the connecting panel 3, and an outwards-turned horn-shaped structure 5 is formed at the opening of the connecting sleeve 4; the end part of the bell mouth structure 5 is provided with an inward-turning folded edge 6, and a clamping groove 7 which is clamped with the dust cover 2 is formed between the folded edge 6 and the bell mouth structure 5.
Under the effect of horn mouth structure 5 for original opening of connecting sleeve 4 expands outward under the effect of horn mouth structure 5, thereby has increaseed the opening size of adapter sleeve 1, and under the effect of horn mouth structure 5, forms the circular cone structure with the opening part of adapter sleeve 1.
Under the effect of enlarging the opening size of adapter sleeve 1, when dustproof part is connected with spindle nose 9, enlarged spindle nose 9's swing size to satisfied the requirement of spindle nose 9 to big swing angle, under the effect of the opening part of adapter sleeve 1 formed cone structure simultaneously, after adapter sleeve 1 and dust cover 2 junction got into silt, silt can slide down along cone structure under the effect of gravity, thereby can realize with silt roll-off adapter sleeve 1 and dust cover 2 junction, prevent the accumulation of silt.
As shown in fig. 4-6, a mounting hole 33 is formed in the middle of the connection panel 3, the connection sleeve 4 is arranged around the mounting hole 33, the connection sleeve 4 is in a circular ring structure, the mounting hole 33 is arranged concentrically with the connection sleeve 4, and the mounting hole 33 is used for mounting a shaft head.
The connecting sleeve 4 and the bell mouth structure 5 are hollow circular ring structures, the connecting sleeve 4 and the bell mouth structure 5 are concentrically arranged, the outer diameter of the bell mouth structure 5 in the direction of the connecting sleeve 4 is gradually reduced, the connecting panel 3 is also a corresponding circular ring structure, the connecting sleeve 4 is arranged on one side of the connecting panel 3, and the connecting sleeve 4 is perpendicular to the connecting panel 3.
As shown in fig. 6, the connection part between the connection panel 3 and the connection sleeve 4 is formed with a plurality of supporting members 31 for avoiding steel ball interference when having a large swing angle, the plurality of supporting members 31 are arranged along the circumferential direction of the connection sleeve 4, the number of the supporting members 31 is set according to actual needs, the supporting members 31 are arc-shaped protrusions formed on the surface of the connection panel 3, and the arc-shaped protrusions are simultaneously connected with the connection panel 3 and the connection sleeve 4.
The support piece 31 is allowed to deform after forming, and only the deformed support piece 31 is ensured to be in a large swing angle rotary table, and under the action of the support piece 31, the connecting panel 3 is not interfered with steel balls of the ball cage, so that the support piece 31 is prevented from influencing the use of the ball cage.
The connecting panel 3 is further provided with a plurality of assembly holes 32, the assembly holes 32 and the supporting pieces 31 are alternately distributed along the circumferential direction of the connecting panel 3, the number of the assembly holes 32 is set according to actual needs, and the assembly holes 32 are used for being connected with the ball cage universal joint, so that the connecting panel 3 is used for forming the side face of the ball cage universal joint.
Under the effect of a plurality of assembly holes 32 and a plurality of support piece 31 of arranging in turn for connecting panel 3 and connecting sleeve 4 atress is even, thereby connecting panel 3 and connecting sleeve 4 have better connection stability and stability in use.
As shown in fig. 7 to 8, the flare 5 is gradually reduced in outer diameter toward the connecting sleeve 4 so that the flare 5 is gradually increased in size toward the opening of the connecting sleeve 4, and the flare 5 is formed in a conical structure gradually increased in size toward the opening of the connecting sleeve 4. Thereby expanding the size of the opening of the connecting sleeve 4 under the action of the bell mouth structure 5.
The folded edge 6 is also of a hollow circular ring structure, the inner diameter of the folded edge 6 gradually decreases towards the connecting sleeve 4, the folded edge 6 also forms a corresponding conical structure, the bell mouth structure 5 forms the outer wall of the opening of the connecting sleeve 4, the folded edge 6 forms the inner wall of the opening of the connecting sleeve 4, and the inclination directions of the bell mouth structure 5 and the folded edge 6 are the same.
The joint groove 7 forms between hem 6 and horn mouth structure 5, and the interval between hem 6 and the horn mouth structure 5 designs according to the dust cover 2 that connects in reality, and dust cover 2 and joint groove 7 interference fit, dust cover 2 tip simultaneously with hem 6 and horn mouth structure 5 looks butt to under the centre gripping effect of hem 6 and horn mouth structure 5, carry out interference joint to dust cover 2 tip, realize the fixed mounting of dust cover 2 on adapter sleeve 1.
As shown in fig. 9, the connecting panel 3 is provided with the connecting piece 8 connected with two adjacent assembling holes 32, the connecting piece 8 is provided with the fastening pieces 81 connected with the two assembling holes 32 respectively, the connecting piece 8 is of an arc structure, the middle part of the connecting piece 8 is provided with a notch for preventing the connecting piece 8 from interfering with the supporting piece 31, and the connecting piece 8 can be abutted with the surface of the supporting piece 31, so that the supporting piece 31 is more stably installed on the connecting panel 3.
The fastener 81 is the bolt that sets up in connecting piece 8 both ends, connects adjacent fastener 81 under the effect of connecting piece 8 to when connecting panel 3 atress vibrations, can cause the vibrations of fastener 81 at connecting panel 3 under the effect of external force, under the effect of connecting piece 8, make fastener 81 obtain the buffering of connecting piece 8 when receiving vibrations, ensure the stability of fastener 81 in the use.
Meanwhile, the connecting piece 8 is arranged on the surface of the connecting panel 3 in a fitting mode, and the surface of the connecting panel 3 can be pressed under the action of the connecting piece 8, so that the connecting panel 3 is prevented from deforming.
The connecting panel 3, the connecting sleeve 4, the bell mouth structure 5 and the folded edge 6 are of an integrated structure, so that the connecting panel 3, the connecting sleeve 4, the bell mouth structure 5 and the folded edge 6 are of better stability as a whole.
As shown in fig. 9-10, the ball cage type universal joint comprises a horn-shaped large-swing-angle dustproof part and further comprises a shaft head 9 connected to the middle parts of a connecting sleeve 1 and a dustproof cover 2, wherein under the action of a horn structure 5, the opening of the connecting sleeve 1 is adjusted to be in a horn shape by a straight edge structure, so that under the action of the horn structure 5, the ball cage swing angle is increased.
Simultaneously, as the opening of the connecting sleeve 1 is adjusted to be in a horn mouth shape, in the driving process, sediment entering the inside of the dust cover 2 can drop downwards along the folded edge 6 under the action of the gravity of the sediment and vibration of the vehicle, so that the sediment inside the dust cover 2 is not easy to accumulate, and the service life of the ball cage is prolonged.
In the actual use process, the horn mouth shape 5 is inclined 20-25 degrees on the connecting sleeve 4, the horn mouth shape 5 and the folded edge 6 are bent to form an arc structure, the folded edge 6 is inclined 25-30 degrees on the connecting sleeve 4, so that the size of the formed clamping groove 7 gradually increases towards the opening direction of the clamping groove 7, when the end part of the dust cover 2 is spliced with the clamping groove 7, the size of the corresponding clamping groove 7 gradually decreases along with the insertion of the end part of the dust cover 2 under the condition that the end part of the dust cover 2 is unchanged, interference clamping between the end part of the dust cover 2 and the clamping groove 7 can be realized while the dust cover 2 is conveniently clamped, and sealing connection between the dust cover 2 and the connecting sleeve 1 is realized.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more herein: the terms of the connecting sleeve 1, the dust cover 2, the connecting panel 3, the supporting member 31, the assembly hole 32, the mounting hole 33, the connecting sleeve 4, the bell mouth structure 5, the flange 6, the clamping groove 7, the connecting member 8, the fastening member 81, the shaft head 9, etc. are not excluded from the possibility of using other terms. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.

Claims (10)

1. The horn-shaped large-swing-angle dustproof part comprises a connecting sleeve (1) and a dustproof cover (2) which are connected, and is characterized in that the connecting sleeve (1) comprises a connecting panel (3) and a connecting sleeve (4) formed in the middle of the connecting panel (3), and a horn mouth structure (5) which is turned outwards is formed at the opening of the connecting sleeve (4); the end part of the bell mouth structure (5) is provided with an inward turnover folded edge (6), and a clamping groove (7) which is clamped with the dust cover (2) is formed between the folded edge (6) and the bell mouth structure (5).
2. The horn-shaped large-swing-angle dustproof member according to claim 1, wherein a mounting hole (33) is formed in the middle of the connection panel (3), and the connection sleeve (4) is disposed around the mounting hole (33).
3. The horn-shaped large-swing-angle dustproof part according to claim 1, wherein the connecting sleeve (4) and the horn mouth structure (5) are hollow circular ring structures, and the outer diameter of the horn mouth structure (5) gradually decreases towards the connecting sleeve (4).
4. A horn-shaped large swing angle dust prevention member as claimed in claim 3, wherein said folded edge (6) is also of hollow circular ring structure, and the inner diameter dimension of the folded edge (6) is gradually reduced toward the connecting sleeve (4).
5. A horn-shaped large swing angle dust prevention member according to claim 1, wherein said dust prevention cover (2) is interference fit with the clamping groove (7).
6. The horn-shaped large-swing-angle dustproof part according to claim 1, wherein a plurality of supporting pieces (31) for avoiding steel ball interference during large swing angles are formed at the joint of the connecting panel (3) and the connecting sleeve (4), and the plurality of supporting pieces (31) are arranged along the circumferential direction of the connecting sleeve (4).
7. The horn-shaped large-swing-angle dustproof member according to claim 6, wherein the connection panel (3) is further formed with a plurality of fitting holes (32), and the plurality of fitting holes (32) and the plurality of supporting pieces (31) are alternately arranged along the circumferential direction of the connection panel (3).
8. The horn-shaped large swing angle dustproof member according to claim 7, wherein the connecting panel (3) is provided with a connecting piece (8) connected with two adjacent assembly holes (32) at the same time, and the connecting piece (8) is provided with a fastening piece (81) connected with the two assembly holes (32) respectively.
9. A horn-shaped large swing angle dust prevention member according to claim 1, wherein said connection panel (3), connection sleeve (4), horn mouth structure (5) and hem (6) are of unitary construction.
10. A rzeppa universal joint, characterized by comprising a horn-shaped large swing angle dust-proof part according to any one of claims 1-9, and further comprising a shaft head (9) connected to the middle part of the connecting sleeve (1) and the dust-proof cover (2).
CN202311310010.0A 2023-10-11 2023-10-11 Horn-shaped large-swing-angle dustproof part and ball cage type universal joint Pending CN117052806A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311310010.0A CN117052806A (en) 2023-10-11 2023-10-11 Horn-shaped large-swing-angle dustproof part and ball cage type universal joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311310010.0A CN117052806A (en) 2023-10-11 2023-10-11 Horn-shaped large-swing-angle dustproof part and ball cage type universal joint

Publications (1)

Publication Number Publication Date
CN117052806A true CN117052806A (en) 2023-11-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311310010.0A Pending CN117052806A (en) 2023-10-11 2023-10-11 Horn-shaped large-swing-angle dustproof part and ball cage type universal joint

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0378134U (en) * 1989-11-30 1991-08-07
JPH09151959A (en) * 1995-11-30 1997-06-10 Ntn Corp Constant velocity joint
US20030207714A1 (en) * 2002-05-02 2003-11-06 Ramey John A. High speed joint labyrinth style vent
CN1648481A (en) * 2004-01-31 2005-08-03 Gkn动力传动系统北美有限公司 Boltless retention system for a constant velocity joint
US20160025151A1 (en) * 2014-07-25 2016-01-28 Dana Automotive Systems Group, Llc Constant velocity joint boot assembly
CN109915495A (en) * 2017-12-07 2019-06-21 尼亚布科知识产权控股有限责任公司 The CV joint of shield and axis exhaust passage with cooperation
CN210440487U (en) * 2019-09-20 2020-05-01 浙江向隆机械有限公司 Metal plate cover for ball cage
CN214534135U (en) * 2021-02-22 2021-10-29 青岛卡库再制造科技有限公司 Single-section constant-speed transmission shaft assembly

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0378134U (en) * 1989-11-30 1991-08-07
JPH09151959A (en) * 1995-11-30 1997-06-10 Ntn Corp Constant velocity joint
US20030207714A1 (en) * 2002-05-02 2003-11-06 Ramey John A. High speed joint labyrinth style vent
CN1648481A (en) * 2004-01-31 2005-08-03 Gkn动力传动系统北美有限公司 Boltless retention system for a constant velocity joint
US20160025151A1 (en) * 2014-07-25 2016-01-28 Dana Automotive Systems Group, Llc Constant velocity joint boot assembly
CN109915495A (en) * 2017-12-07 2019-06-21 尼亚布科知识产权控股有限责任公司 The CV joint of shield and axis exhaust passage with cooperation
CN210440487U (en) * 2019-09-20 2020-05-01 浙江向隆机械有限公司 Metal plate cover for ball cage
CN214534135U (en) * 2021-02-22 2021-10-29 青岛卡库再制造科技有限公司 Single-section constant-speed transmission shaft assembly

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