CN114876965B - Be applicable to high load deep groove ball bearing ring subassembly - Google Patents

Be applicable to high load deep groove ball bearing ring subassembly Download PDF

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Publication number
CN114876965B
CN114876965B CN202210203068.4A CN202210203068A CN114876965B CN 114876965 B CN114876965 B CN 114876965B CN 202210203068 A CN202210203068 A CN 202210203068A CN 114876965 B CN114876965 B CN 114876965B
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China
Prior art keywords
ring
assembly
threaded pin
threaded
diameter
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Active
Application number
CN202210203068.4A
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Chinese (zh)
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CN114876965A (en
Inventor
都俊衡
郑红芳
都芳雷
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Shandong Langche Bearing Co ltd
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Shandong Langche Bearing Co ltd
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Priority to CN202210203068.4A priority Critical patent/CN114876965B/en
Publication of CN114876965A publication Critical patent/CN114876965A/en
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Publication of CN114876965B publication Critical patent/CN114876965B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/07—Fixing them on the shaft or housing with interposition of an element
    • F16C35/073—Fixing them on the shaft or housing with interposition of an element between shaft and inner race ring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
    • F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/583—Details of specific parts of races
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/60—Raceways; Race rings divided or split, e.g. comprising two juxtaposed rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
    • F16C2226/50—Positive connections
    • F16C2226/60—Positive connections with threaded parts, e.g. bolt and nut connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
    • F16C2226/50—Positive connections
    • F16C2226/62—Positive connections with pins, bolts or dowels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2235/00—Cleaning

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

The invention provides a high-load deep groove ball bearing ring assembly, which relates to the technical field of bearing combination and comprises the following components: the outer part of the inner ring is provided with a retainer in a sliding manner; the outer ring is rotatably arranged outside the retainer, and balls are rotatably arranged in the retainer; according to the threaded pin, the upper half part of the inner side of the outer ring is of a round groove structure, the combined function of conveniently replacing an internal fitting is provided, the threaded pin is fixedly installed through an inner hexagonal wrench, a nut sleeve is fixedly arranged at the outer end of the threaded pin through threaded connection, after the threaded pin is fixedly wrapped by the nut sleeve, a double-thread locking effect is provided, the inner hexagonal groove is sealed and protected, the nut sleeve and the threaded pin can be quickly removed when cleaning is needed, the assembly ring is taken out for cleaning, and the problem that the existing bearing lacks the combined function of conveniently replacing the internal fitting when the outer ring is located in an unsealed environment is solved.

Description

Be applicable to high load deep groove ball bearing ring subassembly
Technical Field
The invention relates to the technical field of bearing combination, in particular to a high-load deep groove ball bearing ring assembly.
Background
The deep groove ball bearing main body is a single-row radial ball bearing, is the rolling bearing with the most wide application, and consists of an inner ring, an outer ring, a retainer and balls, and provides a radial bearing function after assembly, is generally assembled in a centralized way, and does not have a direct splitting function after assembly.
However, with regard to the currently commonly used deep groove ball bearing, the assembly mode is fixed, the combination function of conveniently replacing internal fittings is lacking, the flexible assembly fixing function capable of being selectively combined is lacking, the connection function capable of self-adjusting adaptation according to the offset of the connecting shaft is difficult to provide, and the cleaning or adjustment of the internal balls is inconvenient to directly carry out.
Disclosure of Invention
In view of the above, the present invention provides a high load deep groove ball bearing ring assembly, which has an assembly set, provides a load extending function, can be used for maintaining a rotational relationship between a rotating shaft with an axial position not fixed and a shaft seat, and provides a radial load function capable of adjusting the position.
The invention provides a high-load deep groove ball bearing ring assembly, which specifically comprises the following components: the outer part of the inner ring is provided with a retainer in a sliding manner; the outer ring is rotatably arranged outside the retainer, and balls are rotatably arranged in the retainer; the upper half part of the inner side of the outer ring is of a round groove structure; the assembly ring is clamped on the inner side of the outer ring through clearance fit; the threaded pins are fixedly arranged in adjacent planes of the outer ring and the assembly ring, and the number of the threaded pins is eight groups; the assembly sleeve is arranged in the inner ferrule in a sliding manner, and the bottom edge of the assembly sleeve is of a flange structure; the butt joint plug bush is fixedly arranged at the top end of the assembly sleeve.
Optionally, twelve groups of sliding grooves are formed in the inner ring; twelve groups of guide edges are integrally arranged outside the assembly, chamfering is carried out on the corners of the outer sides of the guide edges, and the guide edges are arranged in the sliding groove in a matched sliding manner.
Optionally, eight groups of T-shaped holes are formed in the outer side of the outer ring, which is aligned with the middle height of the circular groove structure, and the wide diameters of the T-shaped holes face outwards.
Optionally, the upper and lower ends of the threaded pin are both in a threaded structure, the diameter of the thread of the lower end of the threaded pin is smaller than the diameter of the middle of the threaded pin, the diameter of the thread of the upper end of the threaded pin is larger than the diameter of the middle of the threaded pin, and an inner hexagonal groove is formed in the middle of the top of the threaded pin.
Optionally, the top outer end of the threaded pin is fixedly provided with a nut sleeve through threaded connection, the outside of the nut sleeve is of a hexagonal column structure, the bottom of the nut sleeve is of a flange structure, and the bottom of the flange structure is of a corrugated surface structure.
Optionally, the assembly ring is fixedly provided with eight groups of alignment pins outside, the alignment pins penetrate through the T-shaped holes and are fixed outside the assembly ring, and the length of the threaded part of each alignment pin is larger than the depth of the wide-diameter through hole of each T-shaped hole.
Optionally, the middle of the inner butt joint part of the outer ring and the assembly ring is a ring groove structure, and the outer surface of the ball is attached in the ring groove structure.
Optionally, the butt-joint plug bush main part is T shape structure, and the bottom integral type of butt-joint plug bush is provided with twelve sets of alignment limit cards, and alignment limit card establishes in the interval of leading edge, and the outside at the dress is fixed through threaded connection to the alignment limit card.
Optionally, a shoulder structure is arranged below the inner side of the assembly sleeve, and the inner diameter of the shoulder structure is consistent with the inner diameter of the butt-joint sleeve.
Advantageous effects
According to the threaded pin provided by the embodiment of the invention, the combined function of conveniently replacing internal accessories is provided, the threaded pin is fixed through the socket head cap wrench, the nut sleeve is fixedly arranged at the outer end of the threaded pin through threaded connection, the nut sleeve is used for wrapping the fixed threaded pin, a double-thread locking effect is provided, the internal hexagonal groove is sealed and protected, the nut sleeve and the threaded pin can be quickly removed when cleaning is needed, the assembly ring is taken out for cleaning, and the threaded pin can be applied to the situation that the outer ring is located in an unsealed environment.
In addition, the provision of the alignment pin provides a dual selection function, and as required, when the outer race is installed in a closed environment, such as within an appliance, the nut sleeve increases the axial length occupation, and at this time, the threaded pin and nut sleeve are optionally not installed, and the outer race and the mounting ring are secured by inserting the alignment pin through the T-shaped aperture into the mounting ring.
In addition, the setting of dress group provides auxiliary sliding function, wears to establish the outside at the dress group with the inner race after, with dress group and butt joint plug bush grafting and fixed, and then the outside of installing the holder suit at the inner race, then install outer lane and assembly ring in the outside of holder, and then set up the outside of outer lane in the axle bed through interference fit.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
fig. 1 shows a schematic perspective view of an embodiment according to the present invention;
FIG. 2 shows a schematic diagram of a pitch-back structure according to an embodiment of the invention;
FIG. 3 shows a schematic perspective cross-sectional structure according to an embodiment of the invention;
FIG. 4 shows a schematic elevation sectional view of a structure according to an embodiment of the present invention;
FIG. 5 shows a schematic perspective cross-sectional structure of an outer race according to an embodiment of the present invention;
FIG. 6 shows a schematic perspective semi-sectional view of an assembly sleeve according to an embodiment of the present invention;
FIG. 7 shows a perspective cutaway split architecture schematic diagram according to an embodiment of the present invention;
fig. 8 shows a schematic perspective view of a threaded pin according to an embodiment of the present invention.
List of reference numerals
1. An inner collar; 101. a chute; 2. a retainer; 3. an outer ring; 301. a T-shaped aperture; 4. a mounting ring; 5. a threaded pin; 6. a nut sleeve; 7. an alignment pin; 8. assembling a set; 801. a guide edge; 9. a butt-joint plug bush; 901. and aligning the edge card.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention. Unless otherwise indicated, terms used herein have the meaning common in the art. Like reference numerals in the drawings denote like parts.
Examples: please refer to fig. 1 to 8:
the invention provides a high-load deep groove ball bearing ring assembly, which comprises: an inner ring 1, wherein a retainer 2 is slidably arranged outside the inner ring 1; an outer ring 3, wherein the outer ring 3 is rotatably arranged outside the retainer 2, and balls are rotatably arranged in the retainer 2; the upper half part of the inner side of the outer ring 3 is of a round groove structure; the assembly ring 4 is clamped on the inner side of the outer ring 3 through clearance fit; a threaded pin 5, the threaded pin 5 being fixedly disposed in adjacent planes of the outer ring 3 and the fitting ring 4, the number of threaded pins 5 being set to eight groups; the assembly kit 8 is arranged in the inner ferrule 1 in a sliding manner, and the bottom edge of the assembly kit 8 is of a flange structure; the butt joint plug bush 9, the butt joint plug bush 9 is fixedly arranged at the top end of the assembly sleeve 8.
Furthermore, according to an embodiment of the present invention, referring to fig. 3 and 7, twelve sets of sliding grooves 101 are opened inside the inner race 1; twelve groups of guide edges 801 are integrally arranged outside the assembly group 8, the outer side corners of the guide edges 801 are chamfered, and the guide edges 801 are arranged in the sliding groove 101 in a matched sliding manner, are connected in a sliding manner and are radially fixed.
Furthermore, according to the embodiment of the present invention, referring to fig. 5, eight sets of T-shaped holes 301 are formed at positions where the outer side of the outer ring 3 is aligned with the middle height of the circular groove structure, and the wide diameter of the T-shaped holes 301 is directed outward.
In addition, according to an embodiment of the present invention, referring to fig. 7, the upper and lower ends of the threaded pin 5 are both of a threaded structure, the diameter of the lower end thread of the threaded pin 5 is smaller than the diameter of the middle of the threaded pin 5, the diameter of the upper end thread of the threaded pin 5 is larger than the diameter of the middle of the threaded pin 5, and an inner hexagonal groove is formed in the middle of the top of the threaded pin 5; the outer end of the top of the threaded pin 5 is fixedly provided with a nut sleeve 6 through threaded connection, the outer part of the nut sleeve 6 is of a hexagonal column structure, the bottom of the nut sleeve 6 is of a flange structure, and the bottom of the flange structure is of a corrugated surface structure.
Further, according to the embodiment of the present invention, referring to fig. 5, the fitting ring 4 is externally fixedly provided with eight sets of alignment pins 7, the alignment pins 7 are fixed to the outside of the fitting ring 4 through the T-shaped holes 301, and the length of the threaded portions of the alignment pins 7 is longer than the depth of the wide-diameter through holes of the T-shaped holes 301.
In addition, according to an embodiment of the present invention, referring to fig. 5, the inside butt joint of the outer ring 3 and the fitting ring 4 is centrally in a ring groove structure, and the ball outer surface fits in the ring groove structure.
In addition, according to the embodiment of the present invention, referring to fig. 6, the main body of the docking sleeve 9 has a T-shaped structure, twelve sets of alignment edge cards 901 are integrally provided at the bottom of the docking sleeve 9, the alignment edge cards 901 are snapped into the space of the guide edges 801, and the alignment edge cards 901 are fixed at the outside of the assembly line 8 by screw connection; the lower part of the inner side of the assembly group 8 is provided with a shoulder structure, and the inner diameter of the shoulder structure is consistent with the inner diameter of the butt-joint plug bush 9.
Specific use and action of the embodiment: in the invention, when in use, the assembly sleeve 8 or the butt-joint sleeve 9 is fixed outside the shaft in advance, and then is fixedly connected through interference fit, so that the fixed assembly is realized, after the inner ring 1 is arranged outside the assembly sleeve 8 in a penetrating way, the assembly sleeve 8 and the butt-joint sleeve 9 are inserted and fixed, then the assembly retainer 2 is sleeved outside the inner ring 1, then the outer ring 3 and the assembly ring 4 are arranged outside the retainer 2, and then the outer ring 3 is arranged in the shaft seat through interference fit.
According to the installation requirement, when the outer ring 3 is installed in a closed environment, such as the inside of a device, the nut sleeve 6 is occupied by increasing the axial length, at this time, the threaded pin 5 and the nut sleeve 6 are not installed, and the outer ring 3 and the assembly ring 4 are fixed by inserting the alignment pin 7 into the assembly ring 4 through the T-shaped hole 301.
When the outer ring 3 is positioned in an unsealed environment according to installation requirements, the top surface of the assembly ring 4 faces to the outside air, external dust is easy to fall outside the retainer 2 when the assembly ring is used for a long time, the friction coefficient of the retainer 2 is reduced, the assembly ring is selected not to use the alignment pin 7 to fix by using the thread pin 5, the thread pin 5 is installed and fixed by using an internal hexagonal wrench, the nut sleeve 6 is further fixedly arranged at the outer end of the thread pin 5 through threaded connection, the nut sleeve 6 is utilized to wrap the fixed thread pin 5, a double-thread locking effect is provided, an internal hexagonal groove is sealed and protected, the nut sleeve 6 and the thread pin 5 can be quickly removed when cleaning is required, and the assembly ring 4 is taken out for cleaning and maintenance.
Finally, it should be noted that the present invention is generally described in terms of a/a pair of components, such as the location of each component and the mating relationship therebetween, however, those skilled in the art will appreciate that such location, mating relationship, etc. are equally applicable to other components/other pairs of components.
The foregoing is merely exemplary embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.

Claims (2)

1. A deep groove ball bearing ring assembly adapted for high loads, comprising: an inner ring (1), wherein a retainer (2) is arranged outside the inner ring (1) in a sliding manner; the outer ring (3) is rotatably arranged outside the retainer (2), and balls are rotatably arranged in the retainer (2); eight groups of T-shaped holes (301) are formed in the outer side of the outer ring (3) aligned with the middle height of the circular groove structure, and the wide diameter of each T-shaped hole (301) faces outwards; the upper half part of the inner side of the outer ring (3) is of a round groove structure; the assembly ring (4) is clamped on the inner side of the outer ring (3) through clearance fit; a threaded pin (5), the threaded pin (5) being fixedly arranged in adjacent planes of the outer ring (3) and the assembly ring (4), the number of threaded pins (5) being arranged in eight groups; the upper end and the lower end of the threaded pin (5) are of a threaded structure, the diameter of the thread at the lower end of the threaded pin (5) is smaller than the diameter of the middle of the threaded pin (5), the diameter of the thread at the upper end of the threaded pin (5) is larger than the diameter of the middle of the threaded pin (5), and an inner hexagonal groove is formed in the middle of the top of the threaded pin (5); the outer end of the top of the threaded pin (5) is fixedly provided with a nut sleeve (6) through threaded connection, the outer part of the nut sleeve (6) is of a hexagonal column structure, the bottom of the nut sleeve (6) is of a flange structure, and the bottom of the flange structure is of a corrugated surface structure; eight groups of alignment pins (7) are fixedly arranged outside the assembly ring (4), the alignment pins (7) penetrate through the T-shaped holes (301) and are fixed outside the assembly ring (4), and the length of the threaded part of each alignment pin (7) is larger than the depth of the wide-diameter through hole of each T-shaped hole (301); the assembly sleeve (8) is arranged in the inner ferrule (1) in a sliding manner, and the bottom edge of the assembly sleeve (8) is of a flange structure; the butt joint plug bush (9), the butt joint plug bush (9) is fixedly arranged at the top end of the assembly sleeve (8); twelve groups of sliding grooves (101) are formed in the inner ring (1); twelve groups of guide edges (801) are integrally arranged outside the assembly group (8), the corners of the outer sides of the guide edges (801) are chamfered, and the guide edges (801) are arranged in the sliding groove (101) in a matched sliding manner; the main body of the butt-joint plug bush (9) is of a T-shaped structure, twelve groups of alignment edge cards (901) are integrally arranged at the bottom of the butt-joint plug bush (9), the alignment edge cards (901) are clamped in the intervals of the guide edges (801), and the alignment edge cards (901) are fixedly arranged at the outer side of the assembly sleeve (8) through threaded connection; the lower part of the inner side of the assembly group (8) is provided with a shoulder structure, and the inner diameter of the shoulder structure is consistent with the inner diameter of the butt-joint plug bush (9).
2. A deep groove ball bearing ring assembly suitable for high load according to claim 1, characterized in that the middle of the inner butt joint of the outer ring (3) and the assembly ring (4) is a ring groove structure, and the ball surface fits in the ring groove structure.
CN202210203068.4A 2022-06-17 2022-06-17 Be applicable to high load deep groove ball bearing ring subassembly Active CN114876965B (en)

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CN202210203068.4A CN114876965B (en) 2022-06-17 2022-06-17 Be applicable to high load deep groove ball bearing ring subassembly

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Application Number Priority Date Filing Date Title
CN202210203068.4A CN114876965B (en) 2022-06-17 2022-06-17 Be applicable to high load deep groove ball bearing ring subassembly

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CN114876965B true CN114876965B (en) 2024-02-20

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Denomination of invention: A ring assembly suitable for high load deep groove ball bearings

Granted publication date: 20240220

Pledgee: Shandong Linqing Rural Commercial Bank Co.,Ltd.

Pledgor: Shandong langche Bearing Co.,Ltd.

Registration number: Y2024980009102