CN108087421A - A kind of heavily loaded double row spherical roller bearing of mining machinery jaw crusher - Google Patents
A kind of heavily loaded double row spherical roller bearing of mining machinery jaw crusher Download PDFInfo
- Publication number
- CN108087421A CN108087421A CN201810056020.9A CN201810056020A CN108087421A CN 108087421 A CN108087421 A CN 108087421A CN 201810056020 A CN201810056020 A CN 201810056020A CN 108087421 A CN108087421 A CN 108087421A
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- Prior art keywords
- bearing
- jaw
- outer ring
- pit
- hole
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Classifications
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- 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
- F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
- F16C23/06—Ball or roller bearings
- F16C23/08—Ball or roller bearings self-adjusting
-
- 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
-
- 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
- F16C2320/00—Apparatus used in separating or mixing
- F16C2320/23—Milling apparatus
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
A kind of heavily loaded double row spherical roller bearing of mining machinery jaw crusher, include bearing outer ring and bearing inner race, retainer, spherical roller, wherein bearing outer ring outer circle is mounted in the bearing hole of dynamic jaw, outer end cap is equipped with outside dynamic jaw, wherein eccentric shaft is in bearing inner race, inner end cap is equipped in eccentric shaft, it is characterised in that：Bearing outer ring has pit, moves jaw bearing hole and is equipped with corresponding pit, the pit of two different parts is connected by mating scotch, can not relatively rotated.The motor-driven jaw bearing outer ring of jaw crushing can be overcome to be relatively rotated with dynamic jaw bearing hole, the a series of problem brought, extend the service life for crushing motor-driven jaw bearing and dynamic jaw, the axle is worn changes bearing, dynamic jaw bearing hole precision keeps good, hole does not expand, has the characteristics that using effect is good, extends broken motor-driven jaw service life, reduces maintenance cost.
Description
Technical field
The invention belongs to technical field of bearings, are related to a kind of heavily loaded double row spherical roller axis of mining machinery jaw crusher
It holds.
Background technology
Chinese Enterprises move jaw and often use assembly technology, referring to Figure 11：First 4 bearings 10 are assembled on eccentric shaft 9, Ran Houzai
The eccentric shaft 9 with bearing 10 from left to right, through long dynamic jaw bearing hole 3, it is assembled in the bearing hole 3 of dynamic jaw：Partially
Bearing on the right of mandrel will initially pass through the bearing hole 3 on dynamic 11 left side of jaw, enter back into the bearing hole to the right, due to moving jaw bearing hole
3 is longer, and bearing 10 is spheric roller bearing, and outer ring can be swung relatively, and worker's assembling is extremely difficult.Worker's dress is not entered,
It conflicts with engineer.Engineer also has no idea.Dynamic 11 bearing hole 3 of jaw have to be designed and sized to plus tolerance.Bearing
10 outer ring is usually negative common difference.Bearing 10 is clearance fit with dynamic jaw 11.After a period of time is run, it is commonly found that dynamic jaw axis
It holds 10 outer rings and relatively rotates phenomenon with dynamic jaw bearing hole, dynamic jaw 11 and bearing 10 is caused to scrap in advance.Just take PE900*1200 Come
It says, when crushing granite, using 1 year or so, dynamic jaw bearing hole is seriously worn, serious 3 millimeters big, during repair, is replacing
While bearing, the bearing hole 3 that jaw 11 is moved in repair welding to re-work dynamic 11 bearing hole 3 of jaw.Stone field loss is big, waste of resource.
The content of the invention
In order to overcome the disadvantages mentioned above of the prior art, the present invention provides a kind of mining machinery jaw crusher with heavily loaded biserial
Spheric roller bearing, it can overcome the problems, such as that the motor-driven jaw bearing outer ring of jaw crushing is relatively rotated with dynamic jaw bearing hole, extend
The service life of motor-driven jaw and bearing is crushed, the axle is worn changes bearing, moves jaw bearing hole precision and keeps good, Kong Weikuo
Greatly, have the characteristics that using effect is good, extend broken motor-driven jaw service life, reduce maintenance cost.
The technical solution adopted by the present invention to solve the technical problems is：A kind of mining machinery jaw crusher is double with heavy duty
Row spheric roller bearing, includes bearing outer ring and bearing inner race, retainer, spherical roller, and wherein bearing outer ring outer circle is mounted in
In the bearing hole of dynamic jaw, outer end cap is installed outside dynamic jaw, wherein eccentric shaft is equipped with inner end in bearing inner race, in eccentric shaft
Lid, bearing outer ring have pit；Bearing hole is equipped with corresponding pit, and the pit of two different parts passes through mating scotch phase
Connection, can not relatively rotate, and can overcome the problems, such as that the motor-driven jaw bearing outer ring of jaw crushing is relatively rotated with dynamic jaw bearing hole.
Preferably, the bearing outer ring pit distribution is in outer diameter.
Preferably, for the bearing outer ring pit distribution on an end face of outer ring, outer end cap is equipped with corresponding pit,
It is connected by mating scotch, is allowed to not relatively rotate.
Preferably, for the bearing outer ring pit distribution on two end faces of outer ring, outer end cap is equipped with corresponding pit,
It is connected by mating scotch, is allowed to not relatively rotate.
Preferably, the pit enclosed in or beyond the bearing be hole, hole can be through hole, can be blind hole, outer circle it is recessed
Hole can be understood as removing some materials in the outer circle processed（Misrun）.
Preferably, the pit enclosed in or beyond the bearing be keyway, adjacent part be equipped with corresponding keyway, two
The keyway of different parts is connected by mating key, can not be relatively rotated.
Preferably, double row spherical roller is equipped between the bearing inner race and bearing outer ring.
Preferably, bearing inner race also has pit.
Preferably, bearing inner race pit distribution is in internal diameter；Eccentric shaft is equipped with corresponding pit, two different parts it is recessed
Hole is connected by mating scotch, can not be relatively rotated, being capable of opposite with eccentric shaft turn of gram bearing of jaw breaker inner ring
The problem of dynamic.
Preferably, bearing inner race pit distribution is in end face；Inner end cap is equipped with corresponding pit, passes through mating scotch
It is connected, is allowed to not relatively rotate.
The bearing has identical effect, does not just repeat on rack bearing hole.
Pit is only if it were not on the raceway of bearing inner race or outer ring, by suitable scotch, can act as identical
Effect, be at least one.
The beneficial effects of the invention are as follows：Bearing outer ring and dynamic jaw bearing hole, the pits of two different parts pass through mating
Scotch is connected, and is linked together, and can not relatively rotate, being capable of the motor-driven jaw bearing outer ring of gram jaw crushing and dynamic jaw bearing hole
The problem of relative rotation, can keep dynamic jaw bearing hole precision, extend bearing life, extend the dynamic jaw service life.Reduce maintenance time,
Maintenance cost is reduced, is increased economic efficiency.
It avoids and occurs that relative motion is caused to wear, generated heat, lubricating grease is lost in, profit between bearing outer ring and dynamic jaw bearing hole
The situation of sliding failure has the characteristics that using effect is good, extends crusher service life, reduces maintenance cost.
Description of the drawings
Fig. 1 schematic structural views of the invention；
Fig. 2 is 1 structure diagram of embodiment；
Fig. 3 is 1 side sectional view of embodiment；
Fig. 4 is 2 structure diagram of embodiment；
Fig. 5 is 3 structure diagram of embodiment；
Fig. 6 is 4 structure diagram of embodiment；
Fig. 7 is 4 side sectional view of embodiment；
Fig. 8 is 5 structure diagram of embodiment；
The side view of Fig. 9 embodiments 5；
Figure 10 is 6 structure diagram of embodiment；
Figure 11 prior art construction schematic diagrames.
In figure：1- bearing outer rings, 2- bearing inner races, 3- bearing holes, 4- keys, 5- pits, 6- latch, 7- inner end caps, 8- outer ends
Lid, 9- eccentric shafts, 10- bearings, 11- move jaw.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples.
Referring to Fig. 1-Figure 10, a kind of heavily loaded double row spherical roller bearing of mining machinery jaw crusher includes bearing
Outer ring 1 and bearing inner race 2, wherein 1 outer circle of bearing outer ring are mounted in the bearing hole 3 of dynamic jaw 11, and outer end is equipped with outside dynamic jaw 11
Lid 8, bearing outer ring 1 are connected by mating scotch from the pit of dynamic 11 two different parts of jaw, can not relatively rotated.Energy
The problem of enough motor-driven jaw bearing outer rings of gram jaw crushing are relatively rotated with dynamic jaw bearing hole.
Preferably, in the bearing outer ring 1 and dynamic 11 bearing hole 3 of jaw or bearing outer ring 1 and 8 two different parts of outer end cap
Pit be connected by mating scotch, can not relatively rotate, being capable of the motor-driven jaw bearing outer ring of gram jaw crushing and dynamic jaw
The problem of bearing hole relatively rotates.
Preferably, the outer diameter face of the bearing outer ring 1 is equipped at least one pit 5, and bearing hole 3 is equipped with corresponding recessed
Hole 5 moves jaw 11 and also has mating key 4.
Preferably, it is provided with pit 5 in the outer diameter face of the bearing outer ring 1（Pin hole）, bearing hole 3 is equipped with corresponding
Bearing outer ring 1 by latch 6 with dynamic 11 bearing hole 3 of jaw is connected, can not relatively rotated by hole.It being capable of gram jaw crusher
The problem of dynamic jaw bearing outer ring is relatively rotated with dynamic jaw bearing hole.
Preferably, pit 5 is provided in the end face of the bearing outer ring 1, outer end cap 8 is equipped with corresponding pit 5, passes through
Latch 6 connects, and can not relatively rotate.Can the motor-driven jaw bearing outer ring of gram jaw crushing asked with what dynamic jaw bearing hole relatively rotated
Topic.
Preferably, corresponding pit 5 is offered on the end face of the bearing outer ring 1 and end cap（Hole）, pass through latch 6
Bearing outer ring 1 with outer end cap 8 is connected, can not be relatively rotated.It being capable of the motor-driven jaw bearing outer ring of gram jaw crushing and dynamic jaw axis
The problem of bearing bore relatively rotates.
Preferably, the end face of the bearing outer ring 1 and outer diameter face be equipped with it is coherent together with pit 5, in bearing hole 3 or
Outer end cap 8 is equipped with corresponding latch 6, and the connection of bearing outer ring 1 is realized by pit 5 and the cooperation of latch 6, can not be opposite
It rotates.It being capable of the motor-driven jaw bearing outer ring of gram jaw crushing and dynamic jaw bearing hole the problem of relatively rotating.
Preferably, double row spherical roller is equipped between the bearing inner race 2 and bearing outer ring 1.
Preferably, there is eccentric shaft 9 among the bearing inner race 2,1 one side of bearing outer ring is set with inner end cap 7, inner end cap 7
It can realize that the pit of two different parts is connected by mating scotch from bearing outer ring 1, can not relatively rotate.It can
The problem of gram motor-driven jaw bearing outer ring of jaw crushing is relatively rotated with dynamic jaw bearing hole.
Preferably, the pit of 7 two different parts of the bearing inner race 2 and eccentric shaft 9 or inner end cap is stopped by mating
Motion block is connected, and can not relatively rotate.Can the motor-driven jaw bearing outer ring of gram jaw crushing asked with what dynamic jaw bearing hole relatively rotated
Topic.
Embodiment 1
Referring to Fig. 1, Fig. 2 and Fig. 3, pit 5 is offered on bearing outer ring 1, pit 5 is offered on bearing hole 3, and equipped with key
4, the connection between bearing outer ring 1 and bearing hole 3 is realized by pit 5 and the cooperation of key 4.
Embodiment 2
Referring to Fig. 4, pit 5 is offered respectively on bearing inner race 2 and bearing outer ring 1, on eccentric shaft 9 and bearing hole 3 respectively
Pit 5 is offered, and equipped with key 4, the fixation between bearing inner race 2 and eccentric shaft 9, bearing are realized by pit 5 and the cooperation of key 4
Connection between outer ring 1 and bearing hole 3.
Embodiment 3
Referring to Fig. 5, pit 5 is offered on bearing inner race 2, pit 5 is offered on eccentric shaft 9, key 4 is offered, by recessed
The connection between bearing inner race 2 and eccentric shaft 9 is realized in hole 5 and the cooperation of key 4.
Embodiment 4
Referring to Fig. 6 and Fig. 7, pit 5 is equipped on the end face of bearing outer ring 1, pit 5 is equipped on outer end cap 8, offers stop
Pin 6 realizes the connection between bearing outer ring 1 and bearing hole 3 by the cooperation of pit 5 and latch 6.
Embodiment 5
Referring to Fig. 8 and Fig. 9, pit 5 is offered respectively on 2 end face of bearing inner race, and pit 5 is equipped in inner end cap 7, is offered
Latch 6 realizes the connection between bearing inner race 2 and axis by the cooperation of pit 5 and latch 6.
Embodiment 6
Referring to Figure 10, pit 5 is offered respectively on the end face of bearing inner race 2 and bearing outer ring 1, in inner end cap 7 and outer end cap 8
Pit 5 is equipped with, offers latch 6, realizes that bearing inner race 2 is connected with eccentric shaft 9 with the cooperation of latch 6 by pit 5,
Bearing outer ring 1 is connected with bearing hole 3.
The outer ring of the present invention is linked together with bearing hole or outer end cap by scotch, can not be relatively rotated.Solve jaw
Formula crushes the problem of motor-driven jaw bearing outer ring is relatively rotated with dynamic jaw bearing hole,
It avoids and occurs the situation that relative motion causes abrasion between outer ring and bearing hole, have that using effect is good, it is broken to extend
Machine service life reduces the features such as maintenance cost.
To be protected can be the combination of above example, as long as it can prevent what outer ring rotating from relatively rotating with dynamic jaw 11
Bearing, all in the range of protection.
In order to simplify legend, on the premise of being appreciated that, part figure does not draw dynamic jaw 11 and key, partly schemes no picture
Go out eccentric shaft and key.
Claims (10)
1. a kind of heavily loaded double row spherical roller bearing of mining machinery jaw crusher, includes bearing outer ring and bearing inner race,
Retainer, wherein spherical roller, bearing outer ring outer circle are mounted in the bearing hole of dynamic jaw, and outer end cap is equipped with outside dynamic jaw, wherein
Eccentric shaft is mounted in bearing inner race, and inner end cap is equipped in eccentric shaft, it is characterised in that：Bearing outer ring has pit.
2. jaw crusher bearing as described in claim 1, it is characterised in that：The bearing outer ring pit distribution is in outer diameter.
3. jaw crusher bearing as described in claim 1, it is characterised in that：The bearing outer ring pit distribution is in outer ring
On one end face.
4. jaw crusher bearing as described in claim 1, it is characterised in that：The bearing outer ring pit distribution is in outer ring
On two end faces.
5. jaw crusher bearing as described in claim 1, it is characterised in that：Pit in the bearing inner race or outer ring is
Hole.
6. jaw crusher bearing as described in claim 1, it is characterised in that：Pit in the bearing inner race or outer ring is
Keyway.
7. jaw crusher bearing as described in claim 1, it is characterised in that：Between the bearing inner race and bearing outer ring
Equipped with double row spherical roller.
8. jaw crusher bearing as described in claim 1, it is characterised in that：Bearing inner race also has pit.
9. jaw crusher bearing as claimed in claim 8, it is characterised in that：Bearing inner race pit distribution is in internal diameter.
10. jaw crusher bearing as claimed in claim 8, it is characterised in that：Bearing inner race pit distribution is in end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810056020.9A CN108087421A (en) | 2018-01-20 | 2018-01-20 | A kind of heavily loaded double row spherical roller bearing of mining machinery jaw crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810056020.9A CN108087421A (en) | 2018-01-20 | 2018-01-20 | A kind of heavily loaded double row spherical roller bearing of mining machinery jaw crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108087421A true CN108087421A (en) | 2018-05-29 |
Family
ID=62181815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810056020.9A Pending CN108087421A (en) | 2018-01-20 | 2018-01-20 | A kind of heavily loaded double row spherical roller bearing of mining machinery jaw crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108087421A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001095A (en) * | 2021-11-09 | 2022-02-01 | 华南理工大学 | Composite rolling bearing capable of supporting shaft to do planetary motion |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1052437A (en) * | 1989-12-15 | 1991-06-26 | 罗伊·E·拉邦提 | The destroyer of hydraulic crawler excavator |
| CN1220933A (en) * | 1994-05-20 | 1999-06-30 | Thk株式会社 | Rolling guide apparatus |
| CN201033292Y (en) * | 2007-04-30 | 2008-03-12 | 广东省韶铸集团有限公司 | Jaw crusher device |
| CN101608666A (en) * | 2009-04-17 | 2009-12-23 | 高子华 | A kind of double-row self-aligning roller bearing |
| CN102207129A (en) * | 2011-03-05 | 2011-10-05 | 中山市盈科轴承制造有限公司 | Double-row spherical roller bearing with T-shaped locking device |
| CN202052568U (en) * | 2011-03-21 | 2011-11-30 | 白银有色集团股份有限公司 | Moving jaw eccentric shaft assembly of simple swing type jaw crusher |
| JP2013000732A (en) * | 2011-06-22 | 2013-01-07 | Tadao Yoshikawa | Jaw crusher |
| CN207864424U (en) * | 2018-01-20 | 2018-09-14 | 刘一峰 | The heavily loaded double row spherical roller bearing of mining machinery jaw crusher |
-
2018
- 2018-01-20 CN CN201810056020.9A patent/CN108087421A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1052437A (en) * | 1989-12-15 | 1991-06-26 | 罗伊·E·拉邦提 | The destroyer of hydraulic crawler excavator |
| CN1220933A (en) * | 1994-05-20 | 1999-06-30 | Thk株式会社 | Rolling guide apparatus |
| CN201033292Y (en) * | 2007-04-30 | 2008-03-12 | 广东省韶铸集团有限公司 | Jaw crusher device |
| CN101608666A (en) * | 2009-04-17 | 2009-12-23 | 高子华 | A kind of double-row self-aligning roller bearing |
| CN102207129A (en) * | 2011-03-05 | 2011-10-05 | 中山市盈科轴承制造有限公司 | Double-row spherical roller bearing with T-shaped locking device |
| CN202052568U (en) * | 2011-03-21 | 2011-11-30 | 白银有色集团股份有限公司 | Moving jaw eccentric shaft assembly of simple swing type jaw crusher |
| JP2013000732A (en) * | 2011-06-22 | 2013-01-07 | Tadao Yoshikawa | Jaw crusher |
| CN207864424U (en) * | 2018-01-20 | 2018-09-14 | 刘一峰 | The heavily loaded double row spherical roller bearing of mining machinery jaw crusher |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001095A (en) * | 2021-11-09 | 2022-02-01 | 华南理工大学 | Composite rolling bearing capable of supporting shaft to do planetary motion |
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