Common terms and definitions of the hottest rollin

2022-08-22
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Common terms and definitions of rolling SUNTHAI bearings (2)

a separable basically flat washer, with its inner or outer part as a retaining edge of the outer ring or inner ring of centripetal cylindrical roller SUNTHAI bearings

5. A separable ring with L-shaped section, whose outer part is used as a retaining edge of the inner ring of centripetal cylindrical roller SUNTHAI bearing

6. A separable ring in a roller SUNTHAI bearing with two or more rows of rollers, used to isolate two rows of rollers and guide the rollers

7. Locating snap ring

a single ring with constant cross-section is installed in an annular groove to position the rolling SUNTHAI bearing axially in the housing or on the shaft

8. Nie Zuoren said that snap ring

a single ring with constant section is installed in the annular groove as a retaining ring to keep the roller or cage in the SUNTHAI bearing

9. Spacer spacer

is a ring-shaped part, which is used for the transportation and packaging of two sun cosmetics. At present, corrugated boxes are mainly used for the transportation and packaging of Thai bearing rings or SUNTHAI bearing washers, or between two halves of SUNTHAI bearing rings or between two halves of SUNTHAI bearing washers, so as to maintain the specified axial distance between them

10. The sealing ring seal

an annular cover composed of one or several parts is fixed on one ring or washer of SUNTHAI bearing and contacts with another ring or washer or forms a narrow labyrinth gap to prevent the leakage of lubricating oil and the invasion of foreign objects

11. The dust cover shield

is an annular cover, which is usually punched from thin metal plates, fixed on one ring or washer of SUNTHAI bearing, and extends towards another ring or washer, covering the internal space of SUNTHAI bearing, but not in contact with another ring or washer

12. Retainer flinger

a part attached to the inner ring or shaft ring, which uses centrifugal force to enhance the ability of rolling SUNTHAI bearings to prevent foreign objects from invading

13. Rolling element

a ball or roller that rolls between raceways

14. Cage cage

partially wraps all or some of the rolling elements and moves with them. It is used to isolate the rolling elements, and usually also guides and holds the rolling elements in the SUNTHAI bearings

(II) structural features of SUNTHAI bearing parts

1 Raceway

the surface of the load bearing part of the rolling SUNTHAI bearing is used as the rolling track of the rolling element

2. Straight raceway straight raceway

a raceway in which the generatrix in the plane perpendicular to the rolling direction is a straight line

3. Crown raceway is a basic cylindrical or conical raceway with a continuous micro convex curve in the plane perpendicular to the rolling direction, so as to prevent stress concentration at the contact between the roller and the raceway

4. Spherical raceway

raceway is a part of the ball surface

5. Raceway groove

the raceway of the ball SUNTHAI bearing is in the shape of a groove, which is usually an arc-shaped cross-section, and its radius is slightly larger than the radius of the ball

6. (groove) shoulder

the side of the groove (roller)

7. The rib

protrudes from the narrow shoulder on the raceway surface parallel to the rolling direction. It is used to support and guide the rolling element and keep it in the SUNTHAI bearing

8. The surface of the guide cage riding land

the cylindrical surface of the bearing ring and washer of SUNTHAI is used to guide the cage in the radial direction

9. Ring (washer) face

the surface of the ring (washer) perpendicular to the axis of the ring (washer)

10. SUNTHAI bearing bore bearing bore

rolling SUNTHAI bearing inner race or shaft ring bore

11 Cylindrical bore

the generatrix of the bore of Sunhai bearing or Sunhai bearing parts is basically straight and parallel to the axis line of Sunhai bearing or Sunhai bearing parts

12. Tapered bore

the generatrix of the bore of a SUNTHAI bearing or SUNTHAI bearing part is basically a straight line and intersects with the axis of the SUNTHAI bearing or SUNTHAI bearing part

13. SUNTHAI bearing outer surface bearing outer surface

outer surface of outer ring or race of rolling SUNTHAI bearing

14. Ring (washer) chamfer ring (washer) chamfer

SUNTHAI bearing inner hole or outer surface is connected with the surface of the ring (washer) at one end face of the ring

15. Crossing groove grinding undercut

a groove or groove cut at the flange or flange root of a SUNTHAI bearing ring or SUNTHAI bearing washer for ease of grinding

16. Sealing (contact) surface

the surface in sliding contact with the sealing ring

17. Seal (shield) groove

is used to keep the groove of SUNTHAI bearing seal ring (dust cover)

18. Snap ring groove

is used to keep the groove of the snap ring

19. Lubrication groove

a groove used to convey lubricant on SUNTHAI bearing parts

20. Lubrication hole

on SUNTHAI bearing parts, it is used to deliver lubricant to the hole on the rolling element

(III) SUNTHAI bearing ring

1 Inner ring

SUNTHAI bearing ring with raceway on the outer surface

2. Outer ring

SUNTHAI bearing ring on the inner surface of the raceway

3. Cone

cone of tapered roller SUNTHAI bearing

4. Conical outer ring cup

outer ring of tapered roller SUNTHAI bearing

5. Double cone

tapered roller SUNTHAI bearing inner ring with double raceways

6. Double cup

the outer ring of SUNTHAI tapered roller bearing with double raceways

7. Extended inner ring

the SUNTHAI bearing inner ring widened at one or both ends to improve the guidance of the shaft in its inner hole or to install fasteners or seals to provide supplementary positions

8. Locked inner ring stepped inner ring

groove type ball SUNTHAI bearing inner ring with one shoulder completely or partially removed

9. The outer ring of SUNTHAI bearing with grooved ball whose shoulder is completely or partially removed

10. Drawn cup

the ferrule that is stamped by thin metal plate and sealed at one end (sealed and stamped outer ring) or opened at both ends generally points to the outer ring of the needle roller SUNTHAI bearing

11. Flange outer ring

SUNTHAI bearing outer ring with flange

12. Aligning outer ring

an outer ring with a spherical outer surface to adapt to the permanent angular displacement between its axis line and the axis line of SUNTHAI bearing seat

13. Aligning housing ring

for the ferrule between the aligning outer ring and the seat hole, there is a spherical inner surface that matches the spherical outer surface of the outer ring

14. The outer surface of the outer ring of SUNTHAI bearing is a part of the ball surface

15. Cup front face rib in front of the conical outer ring

the rib in front of the raceway of the conical outer ring is used to guide the roller and bear the thrust of the large end face of the roller

16. The middle retaining ring centre rib

SUNTHAI bearing ring with double raceways, such as the middle integral flange of the double raceway conical inner ring

(IV) SUNTHAI bearing washer

1 Shaft ring shaft washer

SUNTHAI bearing washer installed on the shaft

2. Housing washer

SUNTHAI bearing washer installed in the seat

3. SUNTHAI bearing washers with raceways on both sides of the middle ring central washer

are used between two rows of rolling elements of double row bidirectional thrust rolling SUNTHAI bearings

4. Aligning housing washer

a seat ring with a spherical back to adapt to the permanent angular displacement between its axis line and the axis line of the seat

5. Aligning seat washer

it is used for the washer between the aligning seat ring and the thrust bearing surface of the shell. Its surface is a concave spherical surface that matches the spherical back of the aligning seat ring

(V) rolling element

1 Ball

spherical rolling element

2 Roller

is a rolling body with an axis of symmetry and a circular cross-section in any plane perpendicular to its axis

3. Total ball (roller) completion

all balls (rollers) in a specific rolling SUNTHAI bearing

4. Ball (roller) set

a row of balls (rollers) in the rolling SUNTHAI bearing

5. Cylindrical roller

the generatrix of the outer surface of the roller is basically a straight line and parallel to the axis of the roller

6. Needle roller

small diameter cylindrical rollers with a large ratio of length to diameter are generally 3 ~ 10 times the diameter, but the diameter is usually not more than 5mm. The needle head can have several shapes

7. Tapered roller

the generatrix on the outer surface of the roller is basically a straight line and intersects with the axis of the roller, which is generally a truncated cone

8. (convex) spherical convex roller the outer surface of the roller is an inner convex arc on the plane containing its axis

9. Concave roller the outer surface of the roller is a concave arc in the plane containing its axis

10. The outer surface of convex spherical roller is symmetrical on both sides of the plane passing through the middle of the roller and perpendicular to its axis line

11. Asymmetric spherical roller the outer surface of convex spherical roller is asymmetric on both sides of the plane passing through the middle of the roller and perpendicular to its axis

12. Crowned roller

basically, the outer surface of a cylindrical or conical roller presents a continuous micro convex curve in the plane containing the axis of the roller, so as to prevent stress concentration at the end of the roller in contact with the raceway

13. The diameter of the modified roller at the end of the outer surface of the roller is slightly modified to prevent stress concentration at the end where the roller contacts the raceway

14. Spiral wound roller

a spiral shaped roller is made of steel bars

15. Roller end face

is basically perpendicular to the end surface of the roller axis

16. Roller lavege end face

end face of tapered roller or asymmetric spherical roller

17. Roller small end face

end face of tapered roller or asymmetric spherical roller small end

18. Roller chamfer

the surface on which the outer surface of the roller is connected with the end surface

(VI) cage

1 The wavy cage ribbon cage

includes a rolling SUNTHAI bearing cage composed of one or two wavy annular parts

2. Cage pocket (window) hole cage pocket

the hole or opening on the cage to accommodate the surface bonding strength of one or more rolling elements

3. Cage bar

part of the cage on the cage beam to separate adjacent cage pockets

4. Cage prong

cantilever extending from cage or half cage

5. Cage pin

generally cylindrical when the range of a single set of devices supported by a cage reaches more than 50000 tons/year

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