CN102444666A - Slewing bearing and mechanical equipment - Google Patents

Slewing bearing and mechanical equipment Download PDF

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Publication number
CN102444666A
CN102444666A CN2011103856903A CN201110385690A CN102444666A CN 102444666 A CN102444666 A CN 102444666A CN 2011103856903 A CN2011103856903 A CN 2011103856903A CN 201110385690 A CN201110385690 A CN 201110385690A CN 102444666 A CN102444666 A CN 102444666A
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CN
China
Prior art keywords
ring
mounting member
raceway
swivel mounting
parts
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.)
Granted
Application number
CN2011103856903A
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Chinese (zh)
Other versions
CN102444666B (en
Inventor
詹纯新
刘权
颜颢
张建军
罗贤智
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.)
Zoomlion Heavy Industry Science and Technology Co Ltd
Original Assignee
Zoomlion Heavy Industry Science and Technology 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 Zoomlion Heavy Industry Science and Technology Co Ltd filed Critical Zoomlion Heavy Industry Science and Technology Co Ltd
Priority to CN201110385690.3A priority Critical patent/CN102444666B/en
Publication of CN102444666A publication Critical patent/CN102444666A/en
Priority to PCT/CN2012/082085 priority patent/WO2013078907A1/en
Application granted granted Critical
Publication of CN102444666B publication Critical patent/CN102444666B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/84—Slewing gear
    • 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
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
    • F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
    • F16C19/381—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with at least one row for radial load in combination with at least one row for axial load
    • 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
    • F16C19/50—Other types of ball or roller bearings
    • F16C19/505—Other types of ball or roller bearings with the diameter of the rolling elements of one row differing from the diameter of those of another row
    • 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
    • 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
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/10—Application independent of particular apparatuses related to size
    • F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

The invention discloses a slewing bearing, which comprises an outer ring, a middle ring, an inner ring, a plurality of rollers, a bottom ring and a connecting pin. The outer ring, the middle ring and the inner ring are of annular structures which are sequentially nested, an outer raceway is formed between the outer ring and the middle ring, an inner raceway is formed between the middle ring and the inner ring, and the rollers are arranged in the outer raceway and the inner raceway so that the middle ring can rotate relative to the outer ring and the inner ring. The bottom ring is detachably fixed to the outer ring and/or the inner ring by a connecting pin. A mechanical apparatus is also disclosed that includes a rotating support. The rotary support and the mechanical equipment can realize quick and frequent disassembly and assembly of the rotary support through the connecting pin.

Description

A kind of swivel mounting member and machinery
Technical field
The present invention relates to the mechanical rotation field, particularly relate to a kind of swivel mounting member and machinery.
Background technique
Swivel mounting member is mainly used in realizes being rotatably connected between two structures, is widely used in industries such as engineering, mine, metallurgy, boats and ships, harbour, oil, chemical industry, light industry, food, aviation, military project, instrument.
Fig. 1 is the sectional view of swivel mounting member of the prior art.As shown in Figure 1, this swivel mounting member mainly is made up of outer ring 1, centre circle 2, inner ring 3 and roller 4.Outer ring 1, centre circle 2 and inner ring 3 all are to adopt ring structure.Between outer ring 1 and centre circle 2, be provided with a circle raceway, and between centre circle 2 and inner ring 3, be provided with a circle raceway equally.A plurality of rollers 4 are arranged in above-mentioned two raceways.Outer ring 1, centre circle 2 and inner ring 3 can relatively rotate under the effect of external force, transmitted load when roller 4 rolls in raceway.This swivel mounting member can be used to be rotationally connected external component 5 and 6.Wherein, external component 5 is fixed on outer ring 1 and the inner ring 3, and external component 6 is fixed on the centre circle 2, can realize being rotationally connected of external component 5 and external component 6 thus.But, in the prior art, external component 5 and 6 and swivel mounting member be fixing through high-strength bolt (not shown), installation process is consuming time relatively, is difficult to realize fast assembling-disassembling, and after dismounting repeatedly, high-strength bolt damages easily.
Therefore, a kind of swivel mounting member and machinery need be provided, can't reach the problem of frequent dismounting with swivel mounting member in the solution existing technology fast.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of swivel mounting member and machinery, to realize the quick and frequent dismounting of swivel mounting member.
For solving the problems of the technologies described above; The invention provides a kind of swivel mounting member, comprise outer ring, centre circle, inner ring and a plurality of roller, outer ring, centre circle and inner ring are nested successively ring structure; And raceway outside between outer ring and centre circle, forming; Raceway between centre circle and inner ring, forming, a plurality of rollers are arranged in outer raceway and the interior raceway, so that centre circle outer ring and inner ring rotation relatively; Swivel mounting member further comprises foundation ring and connecting pin, and the foundation ring is fixed on outer ring and/or the inner ring with removably through connecting pin.
According to a preferred embodiment of the invention; The outer ring is provided with outer pull ring; Inner ring is provided with interior pull ring, and foundation ring part at least is arranged between outer pull ring and the interior pull ring, and outer pull ring, interior pull ring and foundation ring are provided with the pin-and-hole of mutual coupling; Connecting pin is installed in the pin-and-hole with removably, and then the foundation ring is fixed on outer pull ring and the interior pull ring.
According to a preferred embodiment of the invention, outer pull ring and outer ring are one-body molded or be fixed on the outer ring, and interior pull ring and inner ring are one-body molded or be fixed on the inner ring.
According to a preferred embodiment of the invention, outer pull ring and interior pull ring are fixed on outer ring and the inner ring through bolt or welding manner respectively.
According to a preferred embodiment of the invention, outer raceway and interior raceway are respectively two circles.
According to a preferred embodiment of the invention, roller is cylindrical or spherical.
For solving the problems of the technologies described above, the present invention also provides a kind of machinery, and this machinery comprises above-mentioned any one swivel mounting member.
According to a preferred embodiment of the invention, machinery further comprises first parts and second parts, and first parts are fixed on the foundation ring, and second parts are fixed on the centre circle in the side away from first parts of swivel mounting member.
According to a preferred embodiment of the invention, first parts and second parts are fixed on foundation ring and the centre circle through bolt or welding manner respectively.
According to a preferred embodiment of the invention, machinery is a hoist, and first parts are the vehicle frame of hoist, and second parts are the turntable of hoist.
The invention has the beneficial effects as follows: be different from the situation of existing technology, swivel mounting member of the present invention can be realized the quick and frequent dismounting of swivel mounting member through connecting pin.
Description of drawings
Fig. 1 is the sectional view of the swivel mounting member of existing technology;
Fig. 2 is swivel mounting member one an embodiment's of the present invention sectional view;
Fig. 3 is the plan view of swivel mounting member shown in Figure 2.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is elaborated.
See also Fig. 2-3, Fig. 2 is swivel mounting member one an embodiment's of the present invention sectional view, and Fig. 3 is the plan view of swivel mounting member shown in Figure 2.As shown in Figure 2, swivel mounting member 200 comprises outer ring 201, centre circle 202, inner ring 203 and a plurality of roller 204, and in the present embodiment, for the ease of outer ring 201 and inner ring 203 are installed, centre circle 202 takes detachable to divide body structure up and down.As shown in Figure 3, outer ring 201, centre circle 202 and inner ring 203 are nested successively ring structure.
Raceway outside between outer ring 201 and centre circle 202, forming (not indicating), raceway (not indicating) between centre circle 202 and inner ring 203, forming.In the present embodiment, outer raceway and interior raceway are two circles.In other embodiments, the quantity of outer raceway and interior raceway can be provided with arbitrarily as required.A plurality of rollers 204 are arranged in outer raceway and the interior raceway, roller 204 can be cylindrical also can be spherical.Roller 204 can be in the outer ring 201, and centre circle 202 and inner ring 203 receive external force and do the time spent and roll in raceway and the interior raceway outside, and when rolling transmitted load so that centre circle 202 outer ring 201 and inner ring 203 rotations relatively.
In the present embodiment, foundation ring 206 is fixed on outer ring 201 and the inner ring 203 with removably through connecting pin 205.Specifically, outer ring 201 is provided with outer pull ring 207, and inner ring 203 is provided with interior pull ring 208.Wherein, outer pull ring 207 is one-body molded with outer ring 201, and interior pull ring 208 is one-body molded with inner ring 203.In other embodiments, outer pull ring 207 can be fixed on the outer ring 201 through welding, bolt or other means of fixation, and interior pull ring 208 can be fixed on the inner ring 203 through welding, bolt or other means of fixation.
Foundation ring 206 part at least is arranged between outer pull ring 207 and the interior pull ring 208, and outer pull ring 207, interior pull ring 208 and foundation ring 206 are provided with the pin-and-hole of mutual coupling.Connecting pin 205 is installed in the pin-and-hole with removably, and then foundation ring 206 is fixed on outer pull ring 207 and the interior pull ring 208 with removably.In other embodiments, only outer ring 201 is provided with outer pull ring 207, and perhaps only inner ring 203 is provided with interior pull ring 208, and through connecting pin 205 foundation ring 206 only is fixed on outer ring 201 or the inner ring 203.
Swivel mounting member 200 shown in Fig. 2-3 can be used in the various machinery.At this moment; First parts 210 of machinery are to be fixed on the foundation ring 206 with bolt, welding or other means of fixation; Second parts 211 are fixed on the centre circle 202 in the side away from first parts 210 of swivel mounting member 200 with bolt 209, welding or other means of fixation, thus first parts 210 being rotationally connected through swivel mounting member 200 realizations and second parts 211.
Wherein, machinery of the present invention can be a hoist.At this moment, first parts 210 can be the vehicle frames of hoist, and second parts 211 can be the turntables of hoist.
In the hoist transportation process, can separate vehicle frame 210 and turntable 211 apace through the action of pulling pin to the connecting pin 205 of swivel mounting member 200, other vehicle transport are used in turntable 211 dismounting backs.After being transported to the builder's yard, come assembling vehicle frame 210 and turntable 211 fast through latch action to connecting pin 205.In addition, the design of connecting pin 205 allows the frequent dismounting of vehicle frame 210 and turntable 211.
By the way, swivel mounting member of the present invention can be realized the quick and frequent dismounting of swivel mounting member through connecting pin.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.

Claims (10)

1. swivel mounting member; Comprise outer ring, centre circle, inner ring and a plurality of roller, said outer ring, said centre circle and said inner ring are nested successively ring structure, and raceway outside between said outer ring and said centre circle, forming; Raceway between said centre circle and said inner ring, forming; Said a plurality of roller be arranged at said outer raceway and said in the raceway so that said centre circle can said relatively outer ring and said inner ring rotate, it is characterized in that; Said swivel mounting member further comprises foundation ring and connecting pin, and said foundation ring is fixed on said outer ring and/or the said inner ring with removably through said connecting pin.
2. swivel mounting member according to claim 1; It is characterized in that said outer ring is provided with outer pull ring, said inner ring is provided with interior pull ring; Said foundation ring part at least is arranged between said outer pull ring and the said interior pull ring; Said outer pull ring, said interior pull ring and said foundation ring are provided with the pin-and-hole of mutual coupling, and said connecting pin is installed in the said pin-and-hole with removably, and then said foundation ring is fixed on said outer pull ring and the said interior pull ring.
3. swivel mounting member according to claim 2 is characterized in that, said outer pull ring and said outer ring are one-body molded or be fixed on the said outer ring, said in pull ring and said inner ring one-body molded or be fixed on the said inner ring.
4. swivel mounting member according to claim 3 is characterized in that, said outer pull ring and said interior pull ring are fixed on said outer ring and the said inner ring through bolt or welding manner respectively.
5. swivel mounting member according to claim 1 is characterized in that, said outer raceway and said interior raceway are respectively two circles.
6. swivel mounting member according to claim 1 is characterized in that, said roller is cylindrical or spherical.
7. a machinery is characterized in that, said machinery comprises any described swivel mounting member according to claim 1-6.
8. machinery according to claim 7; It is characterized in that; Said machinery further comprises first parts and second parts; Said first parts are fixed on the said foundation ring, and said second parts are fixed on the said centre circle in the side away from said first parts of said swivel mounting member.
9. machinery according to claim 8 is characterized in that, said first parts and said second parts are fixed on said foundation ring and the said centre circle through bolt or welding manner respectively.
10. machinery according to claim 8 is characterized in that, said machinery is a hoist, and said first parts are the vehicle frame of said hoist, and said second parts are the turntable of said hoist.
CN201110385690.3A 2011-11-28 2011-11-28 Slewing bearing and mechanical equipment Active CN102444666B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201110385690.3A CN102444666B (en) 2011-11-28 2011-11-28 Slewing bearing and mechanical equipment
PCT/CN2012/082085 WO2013078907A1 (en) 2011-11-28 2012-09-26 Slewing bearing and mechanical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110385690.3A CN102444666B (en) 2011-11-28 2011-11-28 Slewing bearing and mechanical equipment

Publications (2)

Publication Number Publication Date
CN102444666A true CN102444666A (en) 2012-05-09
CN102444666B CN102444666B (en) 2014-04-30

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WO (1) WO2013078907A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013078907A1 (en) * 2011-11-28 2013-06-06 中联重科股份有限公司 Slewing bearing and mechanical device
CN107028346A (en) * 2017-04-24 2017-08-11 北京工业大学 Automatic tableware clears up dining table
CN107028348A (en) * 2017-04-24 2017-08-11 北京工业大学 A kind of desktop revolution and switching mechanism

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4248488A (en) * 1979-02-07 1981-02-03 Rotek Incorporated Quick disconnect bearing mount for construction machinery
CN101936332A (en) * 2010-08-26 2011-01-05 马鞍山统力回转支承有限公司 Six-row roller-type pivoting support and processing method thereof
CN202017702U (en) * 2010-02-08 2011-10-26 三一汽车制造有限公司 Double slewing bearing
CN102225733A (en) * 2011-05-31 2011-10-26 太原重工股份有限公司 Separable slewing bearing and device for plugging pin roll
CN202348972U (en) * 2011-11-28 2012-07-25 中联重科股份有限公司 Slewing bearing and mechanical equipment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3151277A1 (en) * 1981-12-24 1983-07-07 Hoesch Werke Ag, 4600 Dortmund SECURITY FASTENING IN LARGE ROLLER BEARINGS FOR PARTICULAR EXCAVATORS AND CRANES
DE10039573C1 (en) * 2000-08-09 2002-01-03 Atecs Mannesmann Ag Mobile crane has releasable coupling to connect bogie to upper part and outer toothed ring to mesh with fixed drive pinion of slewing gear that is connected to complementing ring with bayonet fitting
CN101705965B (en) * 2009-11-03 2011-05-25 洛阳Lyc轴承有限公司 Roller type turntable bearing for super-tonnage crawler-type crane
CN201647860U (en) * 2010-02-08 2010-11-24 三一汽车制造有限公司 Three-ring slewing bearing structure
CN102444666B (en) * 2011-11-28 2014-04-30 中联重科股份有限公司 Slewing bearing and mechanical equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4248488A (en) * 1979-02-07 1981-02-03 Rotek Incorporated Quick disconnect bearing mount for construction machinery
CN202017702U (en) * 2010-02-08 2011-10-26 三一汽车制造有限公司 Double slewing bearing
CN101936332A (en) * 2010-08-26 2011-01-05 马鞍山统力回转支承有限公司 Six-row roller-type pivoting support and processing method thereof
CN102225733A (en) * 2011-05-31 2011-10-26 太原重工股份有限公司 Separable slewing bearing and device for plugging pin roll
CN202348972U (en) * 2011-11-28 2012-07-25 中联重科股份有限公司 Slewing bearing and mechanical equipment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013078907A1 (en) * 2011-11-28 2013-06-06 中联重科股份有限公司 Slewing bearing and mechanical device
CN107028346A (en) * 2017-04-24 2017-08-11 北京工业大学 Automatic tableware clears up dining table
CN107028348A (en) * 2017-04-24 2017-08-11 北京工业大学 A kind of desktop revolution and switching mechanism
CN107028346B (en) * 2017-04-24 2019-10-08 北京工业大学 Automatic tableware clears up dining table
CN107028348B (en) * 2017-04-24 2020-02-11 北京工业大学 Desktop gyration and tilting mechanism

Also Published As

Publication number Publication date
CN102444666B (en) 2014-04-30
WO2013078907A1 (en) 2013-06-06

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