CN107269687A - The method for improving rope saw guide wheel life - Google Patents
The method for improving rope saw guide wheel life Download PDFInfo
- Publication number
- CN107269687A CN107269687A CN201710562364.2A CN201710562364A CN107269687A CN 107269687 A CN107269687 A CN 107269687A CN 201710562364 A CN201710562364 A CN 201710562364A CN 107269687 A CN107269687 A CN 107269687A
- Authority
- CN
- China
- Prior art keywords
- axle bed
- outer ring
- rotor
- steel ball
- inner ring
- 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.)
- Pending
Links
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
- 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
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/18—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
- F16C19/181—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact
- F16C19/183—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles
- F16C19/184—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement
- F16C19/185—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement with two raceways provided integrally on a part other than a race ring, e.g. a shaft or 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
- F16C13/00—Rolls, drums, discs, or the like; Bearings or mountings therefor
- F16C13/02—Bearings
-
- 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/82—Arrangements for electrostatic or magnetic action against dust or other particles
-
- 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
- F16C35/063—Fixing them on the shaft
-
- 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
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
-
- 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
- F16C2322/00—Apparatus used in shaping articles
- F16C2322/34—Sawing machines
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a kind of method for improving rope saw guide wheel life, design and assembling scheme including directive wheel rotational structure, wherein design includes the directive wheel being installed on by Bearning mechanism on wheel shaft, before Bearning mechanism includes, rotor and interior afterwards, outer ring and axle bed, each rotor includes the steel ball of the circumference uniform distribution by retainer, inner ring axial limiting is in the front portion of axle bed, outer ring is in suit on axle bed, the steel ball of preceding rotor is arranged in the raceway formed between outer ring and inner ring, the steel ball of rotor is arranged in the raceway formed between outer ring and axle bed afterwards, it is respectively equipped between outer ring and inner ring and axle bed to preceding, the sealing device that rotor is protected afterwards；The rearward end of axle bed is installed on wheel shaft, and directive wheel is installed on outer ring.The present invention reduces the processing of axle sleeve type component, assembly process is simplified, the energy and the consumption of labour is reduced, significantly improves production efficiency.
Description
Technical field
The present invention relates to wheel design, specially a kind of method for improving rope saw guide wheel life.
Background technology
Common directive wheel uses double cone roller bearing or double deep groove ball bearings, coordinate the high bearing of machining accuracy to cover,
Bearing (ball) cover, is fixed on guide wheel shaft with small round nut.
In said structure, bearing is disposable installation and to ensure good running clearance, also needs increase multi-layer sealed anti-
Water measure, conventional directive wheel assembling tedious process, the energy, manpower consumption are larger, inefficient.
The directive wheel that particularly mining machinery is used, due to being chronically at severe working environment (dust is big, humidity is high,
It is big by radial load) in, cause bearing wear serious and be not durable, service life is short, changes extremely inconvenient during bearing.
The content of the invention
In view of the shortcomings of the prior art, the technical problems to be solved by the invention are to propose one kind by design structure to change
Good assembling scheme and make directive wheel use time extend raising rope saw guide wheel life method.
The method that can solve the problem that the raising rope saw guide wheel life of above-mentioned technical problem, its technical scheme includes directive wheel
The design and assembling scheme of rotational structure, wherein
1st, directive wheel design of the rotational struction scheme is：Directive wheel is installed on wheel shaft by Bearning mechanism, the bearing machine
Structure includes forward and backward rotor and inside and outside circle and axle bed, and each rotor includes the steel ball of the circumference uniform distribution by retainer, institute
Inner ring axial limiting is stated in the front end of axle bed, the outer ring in being set with axle bed, the steel ball of preceding rotor be arranged on outer ring with it is interior
In the raceway formed between circle, the steel ball of rear rotor is arranged in the raceway formed between outer ring and axle bed, outer ring and inner ring
The magnetic seal coil assembly and conventional seals coil assembly protected forward and backward rotor is respectively equipped between axle bed, it is described
The rearward end of axle bed is installed on wheel shaft, and the directive wheel is installed on outer ring.
2nd, the step of directive wheel rotational structure assembling scheme is：
1. conventional seals coil assembly, is set with tensioner on axle bed backward.
2., the steel ball of rear rotor is set in corresponding retainer and coating lubricating oil fat, rear rotor is sleeved on
On axle bed, its position is in before conventional seals coil assembly, and the steel ball on rear rotor is pointed to the raceway on axle bed.
3., outer ring is sleeved on the retainer of rear rotor, the steel ball of rear rotor is pointed to the correspondence rolling in outer ring
Road, outer ring is sealed with the formation of conventional seals coil assembly close contact.
4., the steel ball of preceding rotor is set in corresponding retainer and coating lubricating oil fat, preceding rotor is set in
Axle bed is simultaneously interior located at outer ring (6), and its position is in before rear rotor, and the steel ball (4) of preceding rotor is pointed in outer ring (6)
Correspondence raceway；
5., inner ring is set in before being placed on axle bed front portion in the retainer of rotor, the raceway on inner ring is pointed to
The steel ball of preceding rotor, magnetic seal coil assembly is located between outer ring and inner ring and sealing structure is formed with both；
6., the front end of riveting pier axle bed and axial limiting inner ring front end, axle rank of the inner ring rear end on axle bed are spacing.
7., check outer ring in the rotating effect on axle bed, it is desirable to run well.
8. the rear end of axle bed, is installed on wheel shaft front end, wheel is directed to and is installed on outer ring.
Further, provided with the drive end bearing bracket protected axle bed, inner ring and outer ring, the drive end bearing bracket is installed in directive wheel
Leading flank on；The rear end cap protected axle bed and outer ring is additionally provided with, the rear end cap is set in wheel shaft and is installed in outer
On circle.
Corrode to mitigate weight and taking precautions against, the directive wheel is made using aluminum alloy materials.
Beneficial effects of the present invention：
The method that the present invention improves rope saw guide wheel life reduces the processing of axle sleeve type component, simplifies assembler
Sequence, reduces the energy and the consumption of labour, significantly improves production efficiency, and its advantage is embodied as：
1st, in structure design of the invention, modified form Bearning mechanism can increase substantially service life, compared to conventional junction
Structure can increase the service life more than 3 times.
2nd, in structure design of the invention, modified form Bearning mechanism can integral replacing, simple and convenient, the production efficiency of installation
It is high.
3rd, in structure design of the invention, modified form Bearning mechanism can be with general so that the directive wheel of various outer diameter specification
Replacing become convenient easy.
4th, in structure design of the invention, the waterproof and dustproof of modified form Bearning mechanism is good, the service life of directive wheel
It is long, job requirement of the rope saw in adverse circumstances can be met.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the present invention.
Fig. 2 is the structural representation of Fig. 1 embodiment middle (center) bearings mechanism.
Figure number is identified：1st, wheel shaft；2nd, directive wheel；3rd, retainer；4th, steel ball；5th, inner ring；6th, outer ring；7th, axle bed；8th, front end
Lid；9th, rear end cap；10th, magnetic seal coil assembly；11st, conventional seals coil assembly；12nd, Bearning mechanism.
Embodiment
Illustrated embodiment is described further to technical scheme below in conjunction with the accompanying drawings.
The method that the present invention improves rope saw guide wheel life, its technical scheme includes the design side of directive wheel rotational structure
The assembling scheme of case and directive wheel rotational structure.
The design of directive wheel rotational structure, including the directive wheel 2 (aluminum alloy wheel) being rotatably installed on wheel shaft 1, its
Being rotatablely installed structure is realized by modified form Bearning mechanism 12.
The Bearning mechanism 12 includes forward and backward rotor and inside and outside circle 5,6 and axle bed 7, and the inner ring 5 is same to be located in
Realize axially position in the anterior recess of axle bed 7, the outer ring 6 in the upper coaxial package in the middle part of axle bed 7, outer ring 6 and inner ring 5 it
Between provided with it is upper and lower tiltedly to raceway (raceway section for local sphere), under the upper raceway on outer ring 6 is rearward and on inner ring 5
Raceway is forward, the steel ball 4 of preceding rotor (by the corresponding circumference uniform distribution of retainer 3 and spacing) be arranged on outer ring 6 and inner ring 5 it
Between upper and lower raceway in, between outer ring 6 and axle bed 7 provided with opposite direction it is upper and lower tiltedly to raceway (raceway section be partial sphere
Face), the upper raceway on outer ring 6 is forward and lower raceway on axle bed 7 rearward, the steel ball 4 of rear rotor (passes through corresponding retainer
3 circumference uniform distributions and spacing) it is arranged in the upper and lower raceway between outer ring 6 and axle bed 7, as shown in Figure 2.
Magnetic seal coil assembly 10, rear end and the axle bed 7 of outer ring 6 are provided between the front end and the front end of inner ring 5 of the outer ring 6
Between be provided with conventional seals coil assembly 11, the pre- grease of rubbing surface of the conventional seals coil assembly 11, as shown in Figure 2.
The directive wheel 2 is set on outer ring 6 and is installed on screw in the spine of the local increase in outer ring 6, the axle bed 7
Rear end and the front end of wheel shaft 1 be coaxially connected；Drive end bearing bracket 8 is installed with screw on the leading flank of the directive wheel 2 and (covers axle bed
7 front ends, inner ring 5 and outer ring 6 are anterior), the rear end face for being set with rear end cap 9 on wheel shaft 1 and being arranged on outer ring 6 with screw is local
On the shoulder of increase (rear portion for covering the rear end of axle bed 7 and outer ring 6), as shown in Figure 1.
The assembling scheme of directive wheel rotational structure, comprises the following steps：
1st, conventional seals coil assembly 11 is set with tensioner at the rear portion of axle bed 7.
2nd, the steel ball 4 of rear rotor is set in corresponding retainer 3 and coating lubricating oil fat, rear rotor is sleeved on
On axle bed 7, its position is in before conventional seals coil assembly 11, and the steel ball 4 on rear rotor is pointed to the lower rolling on axle bed 7
Road, the diameter of the lower raceway is less than the attachment face diameter of conventional seals coil assembly 11.
3rd, outer ring 6 is sleeved on the retainer 3 of rear rotor, the steel ball 4 of rear rotor is pointed to the correspondence in outer ring 6
Upper raceway, outer ring 6 forms the sealing to rear rotor with the close contact of conventional seals coil assembly 11.
4th, the steel ball 4 of preceding rotor is set in corresponding retainer 3 and coating lubricating oil fat, preceding rotor is set in
Axle bed 7 is placed in outer ring 6, and the position of preceding rotor is in before rear rotor, and the steel ball 4 of preceding rotor is pointed to outer ring 6
Raceway in interior correspondence.
5th, inner ring 5 is set in into the front portion of axle bed 7 and its rear end to be placed in the retainer 3 of preceding rotor, the raceway on inner ring 5
The steel ball 4 of rotor before being pointed to, magnetic seal coil assembly 10 is located between outer ring 6 and inner ring 5 and formed with both to preceding
The sealing protection of rotor.
6th, the front end of riveting pier axle bed 7 and the front end of axial limiting inner ring 5, axle rank of the rear end of inner ring 5 on axle bed 7 are spacing.
7th, check outer ring 6 in the rotating effect on axle bed 7, it is desirable to run well.
8th, the rear end of axle bed 7 is coaxially installed on the front end of wheel shaft 1, is directed to wheel 2 and is installed on outer ring 6.
9th, drive end bearing bracket 8 is installed on the leading flank of directive wheel 2.
10th, rear end cap 9 is set in wheel shaft 1 and be installed on outer ring 6.
A kind of preferred embodiment is：
Retainer 3 adds glass fibre to make using 530/1270B nylon, coordinates 12 diameter 12.70mm GCr15 steel
Ball 4, magnetic seal coil assembly 10 adds soft magnetism to make using thickness 10mm nitrile rubber, and conventional seals coil assembly 11 uses thickness
10mm nitrile rubber sealing ring, inner ring 5 is fixed on axle bed 7 using riveting pier technique, under 100N.m moment loadings, its axial direction
Free clearance control is in 0~0.01mm.
After the preferred embodiment general assembly, after tested, its rated static load is more than 51.7KN to directive wheel rotational structure, specified dynamic
Load is more than 46.9KN.
Claims (3)
1. improve the method for rope saw guide wheel life, it is characterised in that design and assembling including directive wheel rotational structure
Scheme, wherein
1., directive wheel design of the rotational struction scheme is：Directive wheel (2) is installed on wheel shaft (1) by Bearning mechanism (12), described
Bearning mechanism (12) includes forward and backward rotor and inside and outside circle (5,6) and axle bed (7), and each rotor includes passing through retainer
(3) steel ball (4) of circumference uniform distribution, inner ring (5) axial limiting is in the front end of axle bed (7), and the outer ring (6) is in axle bed
(7) it is set with, the steel ball (4) of preceding rotor is arranged in the raceway formed between outer ring (6) and inner ring (5), rear rotor
Steel ball (4) is arranged in the raceway formed between outer ring (6) and axle bed (7), is divided between outer ring (6) and inner ring (5) and axle bed (7)
The magnetic seal coil assembly (10) and conventional seals coil assembly (11) that forward and backward rotor She You not be protected, the axle bed
(7) rearward end is installed on wheel shaft (1), and the directive wheel (2) is installed on outer ring (6)；
2., the step of directive wheel rotational structure assembling scheme is：
A, conventional seals coil assembly (11) is set with tensioner on axle bed (7) backward；
B, the steel ball (4) of rear rotor is set in corresponding retainer (3) and coating lubricating oil fat, rear rotor is sleeved on
On axle bed (7), its position is in before conventional seals coil assembly (11), and the steel ball (4) on rear rotor is pointed on axle bed (7)
Raceway；
C, outer ring (6) are sleeved on the retainer of rear rotor (3), the steel ball (4) of rear rotor is pointed in outer ring (6)
Correspondence raceway, outer ring (6) are sealed with the formation of conventional seals coil assembly (11) close contact；
D, the steel ball (4) of preceding rotor is set in corresponding retainer (3) and coating lubricating oil fat, preceding rotor is set in
Axle bed (7) is placed in outer ring (6), and its position is in before rear rotor, and the steel ball (4) of preceding rotor is pointed to outer ring (6)
Interior corresponding raceway；
E, inner ring (5) is set in before being placed on axle bed (7) front portion in the retainer (3) of rotor, the raceway on inner ring (5)
The steel ball (4) of rotor before being pointed to, by magnetic seal coil assembly (10) be located between outer ring (6) and inner ring (5) and with both
Form sealing structure；
F, the front end of riveting pier axle bed (7) and axial limiting inner ring (5) front end, axle rank limit of inner ring (5) rear end on axle bed (7)
Position；
G, inspection outer ring (6) are in the rotating effect on axle bed (7), it is desirable to run well；
H, the rear end of axle bed (7) is installed on to wheel shaft (1) front end, is directed to wheel (2) and is installed on outer ring (6).
2. the method according to claim 1 for improving rope saw guide wheel life, it is characterised in that：Provided with to axle bed (7),
The drive end bearing bracket (8) that inner ring (5) and outer ring (6) are protected, the drive end bearing bracket (8) is installed on the leading flank of directive wheel (2)；
The rear end cap (9) protected axle bed (7) and outer ring (6) is additionally provided with, the rear end cap (9) is set in wheel shaft (1) and is fixedly mounted with
In on outer ring (6).
3. the method according to claim 1 or 2 for improving rope saw guide wheel life, it is characterised in that：The directive wheel
(2) made using aluminum alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710562364.2A CN107269687A (en) | 2017-07-11 | 2017-07-11 | The method for improving rope saw guide wheel life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710562364.2A CN107269687A (en) | 2017-07-11 | 2017-07-11 | The method for improving rope saw guide wheel life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107269687A true CN107269687A (en) | 2017-10-20 |
Family
ID=60072533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710562364.2A Pending CN107269687A (en) | 2017-07-11 | 2017-07-11 | The method for improving rope saw guide wheel life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107269687A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202062519U (en) * | 2011-05-10 | 2011-12-07 | 长沙通石达机械制造有限公司 | Universal and adjustable guide wheel of rope sawing machine |
| JP2014092186A (en) * | 2012-11-01 | 2014-05-19 | Ntn Corp | Wheel bearing device |
| CN104903603A (en) * | 2013-01-09 | 2015-09-09 | Ntn株式会社 | Bearing device for wheel |
| CN204639319U (en) * | 2015-05-27 | 2015-09-16 | 苏州博合雅工程材料科技有限公司 | For cutting the rope saw of pipeline |
-
2017
- 2017-07-11 CN CN201710562364.2A patent/CN107269687A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202062519U (en) * | 2011-05-10 | 2011-12-07 | 长沙通石达机械制造有限公司 | Universal and adjustable guide wheel of rope sawing machine |
| JP2014092186A (en) * | 2012-11-01 | 2014-05-19 | Ntn Corp | Wheel bearing device |
| CN104903603A (en) * | 2013-01-09 | 2015-09-09 | Ntn株式会社 | Bearing device for wheel |
| CN204639319U (en) * | 2015-05-27 | 2015-09-16 | 苏州博合雅工程材料科技有限公司 | For cutting the rope saw of pipeline |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171020 |