Oscillating device, superfinishing device, method of manufacturing bearing, method of manufacturing vehicle, and method of manufacturing machine

Patent metadata

Field	Value
Publication number	US-11638976-B2
Application number	US-201816625524-A
Country	US
Kind code	B2
Filing date	Apr 23, 2018
Priority date	Jun 29, 2017
Publication date	May 2, 2023
Grant date	May 2, 2023

Abstract

An oscillating device includes: a driving source; an oscillating member which performs an oscillating motion; and a connecting mechanism which converts a rotational motion of the driving source into an oscillating motion and transmits the oscillating motion to the oscillating member. At least one of a part or whole of a component forming the connecting mechanism is a component made of a fiber-reinforced resin, and the component made of a fiber-reinforced resin includes a reinforced fiber and a binder resin.

First claim

The invention claimed is:

1. An oscillating device, comprising:
a driving source;
an oscillating member which performs an oscillating motion; and
a connecting mechanism which converts a rotational motion of the driving source into an oscillating motion and transmits the oscillating motion to the oscillating member, wherein:
the connecting mechanism includes a component, and at least a part or whole of the component is made of a fiber-reinforced resin including a reinforced fiber and a binder resin,
the component comprises:
a first through hole for inserting a shaft eccentric to a rotary shaft of the driving source therethrough; and
a second through hole for connecting other components forming the connecting mechanism thereto through another shaft,

the component is formed by binding a wound material of the reinforced fiber with the binder resin, blocks made of the fiber-reinforced resin are inserted into openings at opposite ends of the tubular body to close the openings, and
the first through hole and the second through hole are formed to penetrate through the tubular body and the blocks.

2. The oscillating device according to claim 1 , wherein
the component made of a fiber-reinforced resin is an assembly in which plate materials made of a fiber-reinforced resin are combined and bonded to each other.

3. The oscillating device according to claim 2 , wherein
the plate materials are materials in which the reinforced fiber is radially oriented outward from a center of a surface thereof.

4. The oscillating device according to claim 1 , wherein
the block is a laminated body formed of thin plates made of a fiber-reinforced resin, and the through hole is formed in a direction orthogonal to a lamination direction.

5. The oscillating device according to claim 1 , wherein
the connecting mechanism includes a holding component for holding the oscillating member, and the holding component is an assembly in which plate materials made of the fiber-reinforced resin are bonded to each other.

6. The oscillating device according to claim 1 , wherein
the connecting mechanism includes a holding component for holding the oscillating member, and a part or whole of a component forming the holding component is a tubular body formed by binding a wound material of a filament of the reinforced fiber with the binder resin.

7. The oscillating device according to claim 6 , wherein
at least a portion of the tubular body where the filament of the reinforced fiber is exposed includes a coating layer made of a silicone resin.

8. A superfinishing device including the oscillating device according to claim 1 .

9. A method of manufacturing a bearing, including polishing a raceway surface using the superfinishing device according to claim 1 .

10. The method of manufacturing a bearing according to claim 9 , wherein the bearing is for use in a vehicle.

11. The method of manufacturing a bearing according to claim 9 , wherein the bearing is for use in a machine.

12. An oscillating device, comprising:
a driving source;
an oscillating member which performs an oscillating motion; and
a connecting mechanism which converts a rotational motion of the driving source into an oscillating motion and transmits the oscillating motion to the oscillating member, wherein:
the connecting mechanism includes a component, and at least a part or whole of the component is made of a fiber-reinforced resin including a reinforced fiber and a binder resin,
the component is provided with a tubular body made of a fiber-reinforced resin,
blocks made of a fiber-reinforced resin are respectively inserted into opposite ends of the tubular body, and
a space between the blocks inside the tubular body is hollow.

13. The oscillating device according to claim 12 , wherein
the blocks are formed by laminating thin plates made of the fiber-reinforced resin, and
a surface orthogonal to a thickness direction of the thin plates made of a fiber-reinforced resin is arranged in an end surface of the tubular body whose openings are closed by inserting the blocks.

14. The oscillating device according to claim 12 , wherein
the blocks are formed by laminating thin plates made of the fiber-reinforced resin, and
a lamination direction of the thin plates and an inserting direction of the blocks into the tubular body are the same.

15. The oscillating device according to any one of claims 13 to 14 , wherein
through holes penetrating through the tubular body and the blocks are formed.

16. The oscillating device according to claim 15 , wherein
metallic sleeves are inserted into the through holes.

17. The oscillating device according to claim 14 , wherein
a cross section of the tubular body orthogonal to an axial line of the tubular body is a rectangular shape, and
the tubular body has a symmetrical shape in a longitudinal direction.

18. The oscillating device according to claim 12 , wherein
through holes penetrating through the tubular body and the blocks are formed, and
each of the blocks is a laminated body formed of thin plates made of a fiber-reinforced resin, and the through holes are formed in a direction orthogonal to a lamination direction of the thin plates.

19. An oscillating device, comprising:
a driving source;
an oscillating member which performs an oscillating motion; and
a connecting mechanism which converts a rotational motion of the driving source into an oscillating motion and transmits the oscillating motion to the oscillating member, wherein:
the connecting mechanism includes a component, and at least a part or whole of the component is made of a fiber-reinforced resin including a reinforced fiber and a binder resin,
the component is provided with a tubular body made of a fiber-reinforced resin,
blocks made of a fiber-reinforced resin are respectively inserted into openings at opposite ends of the tubular body,
through holes penetrating through the tubular body and the blocks are formed,
the blocks are formed by laminating this plates made of fiber-reinforced resin, and
surfaces orthogonal to a thickness direction of the thin plates made of a fiber-reinforced resin are arranged in opposite end surfaces of the tubular body whose openings are closed by inserting the block.

Assignees

• Nsk Ltd

Inventors

• Ebina Takeshi
• MIZUURA Kengou

Classifications

• B24B47/12

  by mechanical gearing or electric power (B24B47/16 takes precedence) · CPC title

• B24B19/06 Primary

  for grinding races, e.g. roller races · CPC title

• B24B35/00

  Machines or devices designed for superfinishing surfaces on work, i.e. by means of abrading blocks reciprocating with high frequency · CPC title