CN112128255A - Automatic assembling device for inner ring and outer ring of high-speed bearing for machinery - Google Patents

Automatic assembling device for inner ring and outer ring of high-speed bearing for machinery Download PDF

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Publication number
CN112128255A
CN112128255A CN202011153615.XA CN202011153615A CN112128255A CN 112128255 A CN112128255 A CN 112128255A CN 202011153615 A CN202011153615 A CN 202011153615A CN 112128255 A CN112128255 A CN 112128255A
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China
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ring
bearing
outer ring
fixed shaft
sleeve
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CN202011153615.XA
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CN112128255B (en
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王冰
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Yantai Automobile Engineering Professional College
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Yantai Automobile Engineering Professional College
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    • 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
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C43/00Assembling bearings
    • F16C43/04Assembling rolling-contact bearings
    • 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
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C43/00Assembling bearings
    • F16C43/04Assembling rolling-contact bearings
    • F16C43/06Placing rolling bodies in cages or bearings

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mounting Of Bearings Or Others (AREA)

Abstract

The invention discloses an automatic assembling device for inner and outer rings of a high-speed bearing for machinery, which comprises a bearing assembling pedestal arranged on a workbench, and a fixed shaft which can move in the vertical direction and is matched and connected with the bearing assembling pedestal; an outer ring lantern ring is concentrically arranged at the bottom of the fixed shaft through connecting rods which are distributed in an annular manner, and a magnetic induction coil for heating the outer ring of the bearing is wound on the outer ring lantern ring; the bottom of the fixed shaft extends downwards and is inserted into a central hole formed in the bearing assembly pedestal, and a sleeve which can slide along the circumferential surface of the fixed shaft and is used for pushing out an outer ring sleeved on the outer ring lantern ring is sleeved on the fixed shaft. According to the invention, the cylinder pushes the sleeve to move downwards to separate the outer ring from the outer ring lantern ring, and mechanical external force and electric heating are combined to complete the assembly of the bearing, so that the requirement on electromagnetic induction heating is reduced, the assembly of the bearing can be rapidly realized, and the mechanization of bearing processing and production is facilitated.

Description

Automatic assembling device for inner ring and outer ring of high-speed bearing for machinery
Technical Field
The invention relates to the technical field of bearing processing equipment, in particular to an automatic assembling device for an inner ring and an outer ring of a high-speed bearing for machinery.
Background
The bearing is an important basic part of the modern mechanical equipment, and plays a role in fixing and reducing the load friction coefficient in the mechanical transmission process. The precision, performance, life and reliability of the bearing play a decisive role in the precision, performance, life and reliability of the main machine. With the progress and development of the society at present, the mechanization degree is continuously improved, and the application of the bearing is more and more extensive.
The high-speed bearing generally comprises four parts, namely an inner ring, an outer ring, a rolling body and a retainer, wherein the inner ring is used for being matched with a shaft and rotating together with the shaft; the outer ring is matched with the bearing seat to play a supporting role; the rolling body is arranged between the inner ring and the outer ring by virtue of the retainer, and the shape, size and number of the rolling body directly influence the service performance and service life of the bearing; the retainer can enable the rolling bodies to be uniformly distributed, prevent the rolling bodies from falling off, guide the rolling bodies to rotate and play a role in lubrication. The assembly of the high-speed bearing is to assemble the inner ring, the retainer and the rolling body into an inner ring component and then assemble the inner ring component and the outer ring. In the current assembly technology, most assembly lines utilize external pressure to realize the assembly of the outer ring. However, with this method of assembly the bearings are subject to wear, which greatly reduces their service life. Therefore, a method of assembling the outer ring using an electric heater based on the principle of thermal expansion has been developed later.
The prior art discloses a patent document with application number 201310355537.5 and named as a high-speed bearing inner and outer ring automatic assembly device, which heats a bearing outer ring by a magnetic induction heating method, and then quickly completes assembly of a bearing by utilizing the gravity action of the bearing inner ring, so that the automation of bearing assembly is realized, but the assembly mode has very strict requirements on the magnetic induction heating technology and the bearing assembly structure, the complete uniform heating of the bearing outer ring needs to be ensured, and the bearing inner ring can not be assembled under the action of self gravity only even if small errors exist; the present invention has been made based on this.
Disclosure of Invention
The invention aims to solve the technical problems, and provides an automatic assembling device for inner and outer rings of a high-speed bearing for machinery, wherein the outer ring of the bearing is fixed on a fixed shaft which can move along the vertical direction, an outer ring lantern ring for sleeving the outer ring is formed at the bottom of the fixed shaft, the bottom of the fixed shaft is inserted into a central hole of a bearing assembling pedestal, and the outer ring expanded by heating is separated from the outer ring lantern ring and assembled on the inner ring under the pushing action of a sleeve, so that the mechanization of bearing installation is realized.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-speed bearing inner and outer ring automatic assembly device for machinery comprises a bearing assembly pedestal arranged on a workbench, and a fixed shaft which can move in the vertical direction and is matched and connected with the bearing assembly pedestal; an outer ring lantern ring is concentrically arranged at the bottom of the fixed shaft through connecting rods which are distributed in an annular manner, and a magnetic induction coil for heating the outer ring of the bearing is wound on the outer ring lantern ring; the bottom of the fixed shaft extends downwards and is inserted into a central hole formed in the bearing assembly pedestal, and a sleeve which can slide along the circumferential surface of the fixed shaft and is used for pushing out an outer ring sleeved on the outer ring lantern ring is sleeved on the fixed shaft.
Preferably, the bottom of the fixed shaft extends along the axis of the fixed shaft for the same length as the depth of the central hole in the bearing assembly pedestal.
Preferably, the bottom of the fixed shaft is fixedly sleeved with an inner ring compression ring with the same diameter as that of the inner ring of the bearing, and the height of the inner ring compression ring is the same as that of the outer ring lantern ring; the outer circumference of the inner ring compression ring is connected with the inner wall of the outer ring lantern ring through a connecting rod.
Preferably, the position of the bottom of the sleeve corresponding to the inner ring pressing ring is provided with an inner ring pressing ring accommodating groove matched with the inner ring pressing ring, and the bottom of the sleeve is positioned on the periphery of the inner ring pressing ring and is provided with an outer ring lantern ring accommodating groove matched with the outer ring lantern ring.
Preferably, the inner ring of the bearing is detachably sleeved on the outer circumferential surface of the bearing assembly pedestal; the outer ring of the bearing is attracted to the outer ring lantern ring through magnetism.
Preferably, the device also comprises a nut screw mechanism for driving the fixed shaft to move along the vertical direction;
the nut and screw rod mechanism comprises a supporting column vertically arranged on the workbench, the inside of the supporting column is in a hollow cavity shape, a motor is fixedly arranged at the top of the supporting column, a power output end of the motor extends downwards into the cavity of the supporting column, a screw rod is arranged in the cavity of the supporting column, the upper end of the screw rod is connected with the power output end of the motor, and the bottom of the screw rod is rotatably connected with the bottom in the cavity of the supporting column through a connecting piece; the screw rod is sleeved with a nut in a threaded manner, a connecting block is arranged on the circumferential surface of the nut in a direction perpendicular to the axis direction of the nut, vertically-distributed strip-shaped notches are formed in the outer wall of the supporting column, the connecting block extends outwards to penetrate through the strip-shaped notches and then is connected with a transverse mounting frame, and the fixing shaft is vertically arranged at the bottom of the transverse mounting frame.
Preferably, still install on the horizontal mounting bracket and be used for the drive the gliding cylinder of fixed axle is followed to the sleeve, the cylinder base end of cylinder is fixed on the horizontal mounting bracket, the piston rod of cylinder upwards stretches out and is connected with the push pedal of circular structure, telescopic top is connected with several guide posts along vertical direction, and the other end of guide post upwards extends and runs through link to each other with the push pedal behind the horizontal mounting bracket.
Preferably, the guide post is provided with six altogether, and six the guide post annular distribution is in on the push pedal, be located the push pedal with the cover is equipped with the spring on the guide post between the horizontal mounting bracket.
The invention has the beneficial effects that:
(1) the bearing assembly pedestal is characterized in that a bearing inner ring and a rolling body are assembled together and then sleeved on the bearing assembly pedestal, an outer ring of the bearing is fixed on a fixed shaft capable of moving along the vertical direction, an outer ring lantern ring for sleeving the outer ring is formed at the bottom of the fixed shaft, a magnetic induction coil for heating the outer ring is wound on the outer ring lantern ring, eddy generated by the magnetic induction coil in the outer ring of the bearing heats and expands the outer ring, the bottom of the fixed shaft is inserted into a central hole of the bearing assembly pedestal to complete the installation and positioning of the outer ring and the inner ring, and the outer ring after being heated and expanded is separated from the outer ring lantern ring and assembled on the inner ring under the pushing action of a sleeve, so that the mechani.
(2) The movement of the fixed shaft is realized by driving the nut-screw structure through the servo motor, and the outer ring is separated from the outer ring lantern ring by pushing the sleeve to move downwards through the air cylinder during the bearing assembly, so that the assembly of the bearing is completed by combining mechanical external force and electric heating, the requirement on electromagnetic induction heating is reduced, the assembly of the bearing can be quickly realized, and the mechanization of the bearing processing production is facilitated.
Drawings
FIG. 1 is a schematic structural diagram of an automatic assembling device for inner and outer races of a high-speed bearing for machinery according to the present invention;
FIG. 2 is a schematic partial structural view of an automatic assembling device for inner and outer races of a high-speed bearing for machinery according to the present invention;
FIG. 3 is a schematic structural diagram of the working state of the automatic assembling device for the inner and outer races of the high-speed bearing for machinery according to the present invention;
FIG. 4 is a front cross-sectional view of an automatic assembling device for inner and outer races of a high-speed bearing for machinery according to the present invention;
FIG. 5 is a partially enlarged view of FIG. 4 of an automatic assembling apparatus for inner and outer races of a high-speed bearing for machinery according to the present invention;
FIG. 6 is a circuit control diagram of the operation of the magnetic induction coil in the automatic assembling device for the inner and outer rings of the high-speed bearing for machinery, which is provided by the invention.
In the figure: 1. a work table; 2. a support pillar; 3. a motor; 4. a transverse mounting frame; 5. a cylinder; 6. a bearing assembly pedestal; 7. a bearing; 71. an outer ring; 72. an inner ring; 73. a rolling body; 8. a sleeve; 9. pushing the plate; 10. a strip-shaped notch; 11. a fixed shaft; 12. an inner ring compression ring; 13. an outer ring lantern ring; 14. a magnetic induction coil; 15. a guide post; 16. a lead screw; 17. a connecting member; 18. a nut; 19. connecting blocks; 20. a piston rod; 21. a spring; 22. a connecting rod; 23. an inner ring compression ring accommodating groove; 24. the outer ring lantern ring is received the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and intended to explain the invention type, and are not to be construed as limiting the invention type.
In the description of the invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include one or more of that feature. In the description of the invention "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the invention can be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-6, an automatic assembling device for inner and outer rings of a high-speed bearing for machinery comprises a bearing assembling pedestal 6 arranged on a workbench 1, and a fixed shaft 11 which can move in the vertical direction and is matched and connected with the bearing assembling pedestal 6, wherein when an inner ring 72 and an outer ring 71 of a bearing 7 are assembled, a rolling body 73 of the bearing 7 is arranged in a retainer and is sleeved on the outer circumferential surface of the bearing assembling pedestal 6 together with the inner ring 72, and the outer diameter of the bearing assembling pedestal 6 is ensured to be slightly smaller than that of the inner ring of the bearing 7, so that the bearing 7 can be conveniently taken out after being assembled; an outer ring lantern ring 13 is concentrically arranged at the bottom of the fixed shaft 11 through a connecting rod 22 which is distributed in an annular mode, a magnetic induction coil 14 used for heating an outer ring 71 of the bearing 7 is wound on the outer ring lantern ring 13, the outer ring of the bearing 7 is attracted to the outer ring lantern ring 13 through magnetism, direct current is converted into alternating current through an inverter circuit, the alternating current passing through the magnetic induction coil 14 is increased under the action of a high-frequency transformer, and eddy current generated by the magnetic induction coil 14 in the outer ring 71 of the bearing is heated and expanded for the outer ring 71; in order to ensure the precision of the bearing 7 during assembling, in the invention, the bottom of the fixed shaft 11 extends downwards and is inserted into a central hole formed in the bearing assembling pedestal 6, so that the outer ring 71 and the inner ring 72 of the bearing 7 can be kept concentric all the time, in addition, the fixed shaft 11 is sleeved with the sleeve 8 which can slide along the circumferential surface of the fixed shaft 11 and is used for pushing out the outer ring 71 sleeved on the outer ring lantern ring 13, after the magnetic induction coil 14 heats and expands the outer ring 71, the sleeve 8 moves downwards along the fixed shaft 11 to push out the outer ring 71 and enable the outer ring 71 to be assembled on the inner ring 72.
Since the diameter of the center hole in the bearing fitting pedestal 6 is slightly smaller than the outer diameter of the fixed shaft 11, in order to avoid the fixed shaft 11 from shaking inside the center hole in the bearing fitting pedestal 6, the length of the bottom of the fixed shaft 11 extending along the axis thereof is set to be the same as the depth of the center hole inside the bearing fitting pedestal 6.
Preferably, the bottom of the fixed shaft 11 is fixedly sleeved with an inner ring compression ring 12 with the same diameter as the inner ring 72 of the bearing 7, and the height of the inner ring compression ring 12 is the same as that of the outer ring lantern ring 13; the outer circumferential surface of the inner ring press ring 12 is connected with the inner wall of the outer ring lantern ring 13 through a connecting rod 22, when the bottom of the fixed shaft 11 is inserted into the central hole of the bearing assembly pedestal 6, the inner ring press ring 12 presses and fixes the inner ring 72 of the bearing 7, and the outer ring 71 of the bearing 7 is assembled on the inner ring 72 after being heated by the outer ring lantern ring 13.
As shown in fig. 5, a matching inner ring press ring accommodating groove 23 is formed at a position of the bottom of the sleeve 8 corresponding to the inner ring press ring 12, an outer ring lantern ring accommodating groove 24 matching the outer ring lantern ring 13 is formed at the periphery of the inner ring press ring 12 at the bottom of the sleeve 8, after the outer ring 71 of the bearing 7 is heated, the sleeve 8 moves downward along the fixed shaft 11, the sleeve 8 pushes the outer ring 71 out of the outer ring lantern ring 13, and in the process that the sleeve 8 pushes downward, the inner ring press ring 12 slides into the inner ring press ring accommodating groove 23, and when the outer ring 71 on the outer ring lantern ring 13 is separated, the outer ring lantern ring 13 slides into the outer ring accommodating groove 24.
As a preferred embodiment, the nut-screw mechanism is adopted in the present invention to drive the fixed shaft 11 to move in the vertical direction; specifically, the nut and screw rod mechanism comprises a support column 2 vertically arranged on the workbench 1, the interior of the support column 2 is in a hollow cavity shape, a motor 3 is fixedly arranged at the top of the support column 2, the motor 3 adopts a servo motor to facilitate accurate control of the fixed shaft 11, a power output end of the motor 3 extends downwards into the cavity of the support column 2, a screw rod 16 is arranged in the cavity of the support column 2, the upper end of the screw rod 16 is connected with the power output end of the motor 3, and the bottom of the screw rod 16 is rotatably connected with the bottom in the cavity of the support column 2 through a connecting piece 17; the nut 18 is sleeved on the screw 16 in a threaded manner, the connecting block 19 is installed on the circumferential surface of the nut 18 in a direction perpendicular to the axis direction of the nut, the bar-shaped notches 10 which are vertically distributed are formed in the outer wall of the supporting column 2, the connecting block 19 extends outwards to penetrate through the bar-shaped notches 10 and then is connected with the transverse mounting frame 4, the fixing shaft 11 is vertically installed at the bottom of the transverse mounting frame 4, the motor 3 drives the screw 16 to rotate along the central axis of the screw, the nut 18 is in threaded connection with the screw 16, the rotary motion of the screw 16 is converted into the linear motion of the nut 18 on the screw 16, and under the limiting effect of the bar-shaped notches 10, the connecting block 19 linearly moves along the bar-shaped notches 10, so that the height adjustment of the transverse mounting.
In addition, the horizontal mounting frame 4 is further provided with an air cylinder 5 for driving the sleeve 8 to slide along the fixed shaft 11, a cylinder seat end of the air cylinder 5 is fixed on the horizontal mounting frame 4, a piston rod 20 of the air cylinder 5 extends upwards and is connected with a push plate 9 with a circular structure, the top of the sleeve 8 is connected with six guide posts 15 along the vertical direction, the other ends of the guide posts 15 extend upwards to penetrate through the horizontal mounting frame 4 and then are connected with the push plate 9, the six guide posts 15 are annularly distributed on the push plate 9, a spring 21 is sleeved on the guide post 15 between the push plate 9 and the horizontal mounting frame 4, the piston rod 20 is in an extending state when the air cylinder 5 is started, when the sleeve 8 needs to be pushed to move downwards, the piston rod 20 retracts into the air cylinder 5 and drives the push plate 9 to move downwards, the sleeve 8 moves downwards along the fixed shaft 11 under the action of the six guide posts 15 to push the outer ring 71 out, the guide, the spring 21 acts as a buffer for the movement of the sleeve 8 and prevents the cylinder 5 from being impacted by inertia, which could affect the assembly of the outer ring 71 and the inner ring 72 of the bearing 7.
The invention provides an automatic assembling device for inner and outer rings of a high-speed bearing for machinery, when the automatic assembling device works, firstly, a rolling body 73 of a bearing 7 is arranged in a retainer and assembled with an inner ring 72, then, the inner ring 72 is sleeved on a bearing assembling pedestal, an outer ring 71 of the bearing 7 is fixed on an outer ring lantern ring 13 with a magnetic induction coil 14 in a magnetic absorption manner, a starting motor 3 drives a transverse mounting rack 4 to move downwards to be close to the bearing assembling pedestal 6, a fixed shaft 11 is inserted into a central hole of the bearing assembling pedestal 6, a heating circuit is started to heat the outer ring 71 of the bearing 7 through the magnetic induction coil 14, eddy current generated by the magnetic induction coil 14 in the outer ring 71 of the bearing is heated and expanded, a starting cylinder 5 drives a sleeve 8 to move downwards along the fixed shaft 11, the sleeve 8 is used for pushing out the outer ring 71 at the bottom of the fixed shaft 11 after being heated, the bottom portion thereof is fitted on the inner race 72, thereby completing the assembly of the bearing 7.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims (8)

1. The utility model provides a machinery is with outer lane automatic assembly device in high-speed bearing which characterized in that: the device comprises a bearing assembly pedestal (6) arranged on a workbench (1), and a fixed shaft (11) which can move in the vertical direction and is matched and connected with the bearing assembly pedestal (6); an outer ring lantern ring (13) is concentrically arranged at the bottom of the fixed shaft (11) through a connecting rod (22) which is distributed in an annular mode, and a magnetic induction coil (14) used for heating an outer ring (71) of the bearing (7) is wound on the outer ring lantern ring (13); the bottom of the fixed shaft (11) extends downwards and is inserted into a central hole formed in the bearing assembly pedestal (6), and the fixed shaft (11) is sleeved with a sleeve (8) which can slide along the circumferential surface of the fixed shaft (11) and is used for pushing out an outer ring (71) sleeved on the outer ring sleeve ring (13).
2. An automatic assembling device for inner and outer races of high-speed bearing for machine according to claim 1, characterized in that the bottom of the fixed shaft (11) extends along its axis to the same depth as the center hole in the bearing assembling stand (6).
3. The automatic assembling device for the inner ring and the outer ring of the high-speed bearing for the machine is characterized in that an inner ring compression ring (12) with the same diameter as that of an inner ring (72) of the bearing (7) is fixedly sleeved at the bottom of the fixed shaft (11), and the height of the inner ring compression ring (12) is the same as that of the outer ring lantern ring (13); the outer circumferential surface of the inner ring compression ring (12) is connected with the inner wall of the outer ring lantern ring (13) through a connecting rod (22).
4. The automatic assembling device for the inner ring and the outer ring of the high-speed bearing for the machine according to claim 3 is characterized in that an inner ring press ring accommodating groove (23) matched with the bottom of the sleeve (8) is formed at a position, corresponding to the inner ring press ring (12), of the bottom of the sleeve (8), and an outer ring lantern ring accommodating groove (24) matched with the outer ring lantern ring (13) is formed at the periphery of the inner ring press ring (12).
5. The automatic assembling device for the inner and outer rings of the high-speed bearing for machinery, according to claim 1, is characterized in that the inner ring (72) of the bearing (7) is detachably sleeved on the outer circumferential surface of the bearing assembling pedestal (6); the outer ring (71) of the bearing (7) is attracted to the outer ring lantern ring (13) through magnetism.
6. The automatic assembling device for the inner and outer rings of the high-speed bearing for the machine according to claim 1, further comprising a nut and screw mechanism for driving the fixed shaft (11) to move in a vertical direction;
the nut and screw rod mechanism comprises a supporting column (2) vertically arranged on the workbench (1), the inside of the supporting column (2) is in a hollow cavity shape, a motor (3) is fixedly arranged at the top of the supporting column (2), a power output end of the motor (3) extends downwards into the cavity of the supporting column (2), a screw rod (16) is arranged in the cavity of the supporting column (2), the upper end of the screw rod (16) is connected with the power output end of the motor (3), and the bottom of the screw rod (16) is rotatably connected with the bottom in the cavity of the supporting column (2) through a connecting piece (17); the lead screw is characterized in that a nut (18) is sleeved on the lead screw (16) in a threaded manner, a connecting block (19) is installed on the circumferential surface of the nut (18) in a direction perpendicular to the axis direction of the nut, vertically-distributed strip-shaped notches (10) are formed in the outer wall of the supporting column (2), the connecting block (19) extends outwards to penetrate through the strip-shaped notches (10) and then is connected with a transverse mounting rack (4), and the fixing shaft (11) is vertically installed at the bottom of the transverse mounting rack (4).
7. The automatic assembling device for the inner and outer rings of the high-speed bearing for the machine according to claim 6, wherein a cylinder (5) for driving the sleeve (8) to slide along a fixed shaft (11) is further installed on the transverse mounting frame (4), a cylinder seat end of the cylinder (5) is fixed on the transverse mounting frame (4), a piston rod (20) of the cylinder (5) extends upwards and is connected with a push plate (9) with a circular structure, the top of the sleeve (8) is connected with a plurality of guide columns (15) along a vertical direction, and the other ends of the guide columns (15) extend upwards to penetrate through the transverse mounting frame (4) and then are connected with the push plate (9).
8. The automatic assembling device for the inner and outer rings of the high-speed bearing for the machine is characterized in that six guide posts (15) are arranged, the six guide posts (15) are annularly distributed on the push plate (9), and a spring (21) is sleeved on the guide post (15) between the push plate (9) and the transverse mounting frame (4).
CN202011153615.XA 2020-10-26 2020-10-26 Automatic assembling device for inner ring and outer ring of high-speed bearing for machinery Active CN112128255B (en)

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CN112128255B CN112128255B (en) 2022-04-19

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114352646A (en) * 2022-01-21 2022-04-15 烟台汽车工程职业学院 Mechanical high-speed bearing inner and outer ring production and assembly manipulator
CN114635927A (en) * 2022-05-18 2022-06-17 南通泽恒机电制造厂(普通合伙) Linear bearing assembling device capable of avoiding steel ball dislocation
CN116379070A (en) * 2023-05-08 2023-07-04 安徽家瑞轴承有限公司 Full-automatic assembly equipment and method for thin-wall angular contact bearing ring

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US3088190A (en) * 1959-07-03 1963-05-07 Lewis R Heim Method for making antifriction bearings
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CN203412968U (en) * 2013-08-15 2014-01-29 常熟理工学院 Automatic assembly device of outer ring and inner ring component of high-speed bearing
CN103619532A (en) * 2012-02-23 2014-03-05 日本精工株式会社 Method for assembling and device for assembling roller bearing
CN109236870A (en) * 2018-12-04 2019-01-18 中山市盈科轴承制造有限公司 Angular contact ball bearing trap mold
CN109465621A (en) * 2018-12-27 2019-03-15 宁波中亿自动化装备有限公司 Bearing assembly machine

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Publication number Priority date Publication date Assignee Title
US3088190A (en) * 1959-07-03 1963-05-07 Lewis R Heim Method for making antifriction bearings
JP2003083353A (en) * 2001-07-03 2003-03-19 Nsk Ltd Method/device of manufacturing rolling bearing unit for supporting wheel
CN103619532A (en) * 2012-02-23 2014-03-05 日本精工株式会社 Method for assembling and device for assembling roller bearing
CN203412968U (en) * 2013-08-15 2014-01-29 常熟理工学院 Automatic assembly device of outer ring and inner ring component of high-speed bearing
CN109236870A (en) * 2018-12-04 2019-01-18 中山市盈科轴承制造有限公司 Angular contact ball bearing trap mold
CN109465621A (en) * 2018-12-27 2019-03-15 宁波中亿自动化装备有限公司 Bearing assembly machine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114352646A (en) * 2022-01-21 2022-04-15 烟台汽车工程职业学院 Mechanical high-speed bearing inner and outer ring production and assembly manipulator
CN114352646B (en) * 2022-01-21 2023-06-27 烟台汽车工程职业学院 Production and assembly manipulator for inner ring and outer ring of high-speed bearing for machinery
CN114635927A (en) * 2022-05-18 2022-06-17 南通泽恒机电制造厂(普通合伙) Linear bearing assembling device capable of avoiding steel ball dislocation
CN114635927B (en) * 2022-05-18 2022-07-15 南通泽恒机电制造厂(普通合伙) Linear bearing assembling device capable of avoiding steel ball dislocation
CN116379070A (en) * 2023-05-08 2023-07-04 安徽家瑞轴承有限公司 Full-automatic assembly equipment and method for thin-wall angular contact bearing ring
CN116379070B (en) * 2023-05-08 2024-04-16 安徽家瑞轴承有限公司 Full-automatic assembly equipment and method for thin-wall angular contact bearing ring

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