CN105253574A - Belt direction-changing roller capable of judging conditions of bearings through online shaft circling and application method of belt direction-changing roller - Google Patents
Belt direction-changing roller capable of judging conditions of bearings through online shaft circling and application method of belt direction-changing roller Download PDFInfo
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- CN105253574A CN105253574A CN201510762525.3A CN201510762525A CN105253574A CN 105253574 A CN105253574 A CN 105253574A CN 201510762525 A CN201510762525 A CN 201510762525A CN 105253574 A CN105253574 A CN 105253574A
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Abstract
The invention relates to a belt direction-changing roller capable of judging conditions of bearings through online shaft circling and an application method of the belt direction-changing roller. The belt direction-changing roller comprises a barrel, a main shaft, outboard bearings and external bearing blocks, inboard bearings and internal bearing blocks; the outboard bearings are arranged on the shaft ends of the two sides of the main shaft, one on each end; the outboard bearings are fixed on a rack of a belt conveyor through the external bearing blocks; the main shaft is capable of freely rotating around a center line of an outboard bearing; the inboard bearings are arranged next to the two ends of the barrel within the barrel of the belt direction-changing roller, respectively; a support frame is arranged on an inner wall of the barrel; the inboard bearings are fixed on the support frame through the internal bearing blocks; the barrel is capable of freely rotating around a center line of each inboard bearing; the two ends of the barrel are sealed by sealing discs; oil pipes are arranged on the end faces of the barrel and connected with the inboard bearings. The belt direction-changing roller employs the inboard and outboard bearings; in case of the damage of one set of bearings, normal operation of the system still can be maintained by the other set of bearings; as a result, the service life of the direction-changing roller is greatly prolonged and the safety of operation is greatly improved; the conditions of the bearings can be examined anytime through online shaft circling; in short, the belt direction-changing roller is convenient to use and maintain.
Description
Technical field
The present invention relates to a kind of belt modified roller, particularly relate to a kind of belt modified roller and the using method thereof that can judge bearing condition at wire coil shaft.
Background technology
Turnabout roller be mainly used for change belt of belt conveyor service direction or compress belt make it increase the cornerite with driving drum; Now conventional turnabout roller adopts outboard bearing to support transmission, cannot work, even cause the accident once outboard bearing damage modified roller rotates the dumb band conveyor that will make.Especially those work in small space or closed environment, and work under bad environment, are not easy to Inspection and maintenance and require the significant points of continuously running, and existing modified roller cannot meet its operating needs.Simultaneously conventional at present modified roller cannot realize looking in drum repacking, therefore cannot understand the situation of bearing in time, need strip inspection when running goes wrong, very inconvenient.
Be loaded in the paper " design and study of element analysis of bend pulley of belt conveyor " (author: Jining branch of Cui Guangxue Shandong Special Equipment Inspection and Research Academy) of " handling machinery " the 10th phase 47-49 page in 2013, " under the requirement ensureing cylinder intensity, rigidity and structure, design analysis is optimized to it." propose and " bearing is built between wheel hub and axle, allows axle no longer along with whole roller tube rotates together.On the one hand the set function of bend pulley can realize, and makes axle fix simultaneously, for the location of whole cylinder and intensity is stressed etc. all embodies larger preceence." as can be seen from its description and accompanying drawing, bearing is built among cylinder by it, but adopts key to be connected and fixed between axle and outside axle bed, and namely axle is motionless, and cylinder rotates under built-in bearing supports.Its object that will reach is that " bend pulley after improving; no matter under which kind of operating mode; axle, bearing, bearing seat can concentric runnings; reduce rotational resistance; reduce material consumption and manufacturing cost, reduces energy ezpenditure during running, extend the running life of bearing; maintain good behaviour in service, safe reliability is high.If " built-in bearing damage, this kind of bend pulley cannot normally work, and due to time online, axle and roller all maintain static, and therefore it does not possess the function checked bearing condition at wire coil shaft.
Summary of the invention
The invention provides a kind of belt modified roller that can judge bearing condition at wire coil shaft, adopt built-in and external 2 cover bearings, when 1 cover bearing damage, another 1 cover bearing still can maintain system and normally runs wherein, considerably increase the service life of modified roller and the safety of operation, by just can check the situation of bearing at any time at wire coil shaft, working service is convenient; Invention also provides the using method of this belt modified roller.
In order to achieve the above object, the present invention realizes by the following technical solutions:
A kind of belt modified roller that can judge bearing condition at wire coil shaft, comprise cylindrical shell, main shaft, outboard bearing and outer bearing carrier, built-in bearing and inner pedestal, described main shaft both sides axle head respectively establishes 1 group of outboard bearing, be fixed on Belt Conveying machine frame by outer bearing carrier, main shaft freely can rotate around outboard bearing line of centers; Respectively establish 1 group of built-in bearing in belt modified roller cylindrical shell, near cylindrical shell two ends, cylinder inboard wall establishes bracing frame, and built-in bearing is fixed on bracing frame by inner pedestal, and cylindrical shell freely can rotate around built-in bearing line of centers; Cylindrical shell two ends are sealed by seal disc, and body end surface establishes oil pipe to connect built-in bearing.
Labyrinth packing is adopted between described seal disc and cylindrical shell.
Establish outside framework oil seal between the inner pedestal of described built-in bearing both sides and main shaft, between outer bearing carrier and main shaft, be also provided with outside framework oil seal.
A using method for the belt modified roller of bearing condition can be judged at wire coil shaft, comprising:
1) after belt modified roller is installed and when daily attention checks, by looking into bearing running condition in drum repacking; Online situation lower shell is fixing, and this hour indicator moves main shaft, if main axis freely, without jam and noise, just can judge built-in bearing and outboard bearing state all good;
2) at work, if 1 group or 2 groups of damages in outboard bearing, main shaft cannot when outer bearing carrier rotates, and due to the existence of built-in bearing, belt modified roller cylindrical shell still freely can rotate around main-shaft axis, guarantees that equipment normally runs; If 1 group in built-in bearing or 2 groups of damages, belt modified roller cylindrical shell cannot rotate around main-shaft axis, but due to the existence of outboard bearing, cylindrical shell freely rotates around outboard bearing line of centers together in company with main shaft, still can guarantee that equipment normally runs;
3) periodic inspection and maintenance, changes when finding that built-in bearing or outboard bearing damage by dish axle immediately, by injecting lubricating oil by oil pipe in built-in bearing after online or shutdown, guarantees that built-in bearing lubrication is good.
Compared with prior art, the invention has the beneficial effects as follows:
1) adopt built-in and external 2 cover bearings, when 1 cover bearing damage, another 1 cover bearing still can maintain system and normally runs wherein, considerably increases the service life of modified roller and the safety of operation;
2) by just can check the situation of bearing at any time at wire coil shaft, working service is convenient;
3) good airproof performance, adopts 6 outside framework oil seals and 4 labyrinth packings, can effectively prevent dust, material, steam from entering bearing;
4) be suitable for polluting comparatively serious, to be not easy to Inspection and maintenance important events in, environment for use high to the requirement of belt modified roller in-use performance.
Accompanying drawing explanation
Fig. 1 is the structural representation of belt modified roller of the present invention.
In figure: 1. outer bearing carrier 2. main shaft 3. cylindrical shell 4. seal disc 5. bracing frame 6. inner pedestal 7. built-in bearing 8. primer 9. glue 10. outside framework oil seal 11. outboard bearing 12. oil pipes
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
Seeing Fig. 1, is the structural representation of belt modified roller of the present invention.A kind of belt modified roller that can judge bearing condition at wire coil shaft of the present invention, comprise cylindrical shell 3, main shaft 2, outboard bearing 11 and outer bearing carrier 1, built-in bearing 7 and inner pedestal 6, described main shaft 2 both sides axle head respectively establishes 1 group of outboard bearing 11, be fixed on Belt Conveying machine frame by outer bearing carrier 1, main shaft 2 freely can rotate around outboard bearing 11 line of centers; Respectively establish 1 group of built-in bearing 7 in belt modified roller cylindrical shell 3, near cylindrical shell 3 two ends, cylindrical shell 3 inwall establishes bracing frame 5, and built-in bearing 6 is fixed on bracing frame 5 by inner pedestal 6, and cylindrical shell 3 freely can rotate around built-in bearing 7 line of centers; Cylindrical shell 3 two ends are sealed by seal disc 4, and cylindrical shell 3 end face establishes oil pipe 12 to connect built-in bearing 7.
Labyrinth packing is adopted between described seal disc 4 and cylindrical shell 3.
Establish outside framework oil seal 10 between the inner pedestal 6 of described built-in bearing 7 both sides and main shaft 2, between outer bearing carrier 1 and main shaft 2, be also provided with outside framework oil seal 10.
A using method for the belt modified roller of bearing condition can be judged at wire coil shaft, comprising:
1) after belt modified roller is installed and when daily attention checks, by looking into bearing running condition in drum repacking; Online situation lower shell 3 is fixing, and this hour indicator moves main shaft 2, if main shaft 2 rotates freely, without jam and noise, just can judge built-in bearing 7 and outboard bearing 11 state all good;
2) at work, if 1 group or 2 groups of damages in outboard bearing 11, main shaft 2 cannot when outer bearing carrier 1 rotates, and due to the existence of built-in bearing 7, belt modified roller cylindrical shell 3 still freely can rotate around main shaft 2 axis, guarantees that equipment normally runs; If 1 group in built-in bearing 7 or 2 groups of damages, belt modified roller cylindrical shell 3 cannot rotate around main shaft 2 axis, but due to the existence of outboard bearing 11, cylindrical shell 3 freely rotates around outboard bearing 11 line of centers together in company with main shaft 2, still can guarantee that equipment normally runs;
3) periodic inspection and maintenance, changes when finding that built-in bearing 7 or outboard bearing 11 damage by dish axle immediately, by injecting lubricating oil by oil pipe 12 in built-in bearing 7 after online or shutdown, guarantees that built-in bearing 7 lubricates well.
In the present invention, the integral structure of belt modified roller is similar to existing structure, and outer bearing carrier 1 is established in cylindrical shell 3 both sides, and by 1 cover (2 groups) outboard bearing 11 supports main shaft 2 transmission, cylindrical shell 3 outside face is provided with primer 8 and face glue 9 successively.Its difference is: cylindrical shell 3 inside is also provided with 1 cover (2 groups) built-in bearing 7 in addition, and the cylindrical shell 3 of built-in bearing 7 both sides is sealed by seal disc 4, adopts labyrinth packing between seal disc 4 and cylindrical shell 3.Cylindrical shell 3 end face is provided with oil pipe 12 and leads to built-in bearing 7, and the bearing inner ring of built-in bearing 7 is fixed on main shaft 2, and outside race is fixed on by inner pedestal 6 on the bracing frame 5 in cylindrical shell 3.
In the present invention, outer bearing carrier 1 provides rotational support for whole belt modified roller, and outboard bearing 11 can ensure to rotate between main shaft 2 and outer bearing carrier 1 flexibly, and built-in bearing 7 can ensure to rotate between cylindrical shell 3 and main shaft 2 flexible; Because built-in bearing 7 has been set up in cylindrical shell 3 inside, cylindrical shell 3 can be rotated freely relative to main shaft 2, and the two ends of main shaft 2 are also provided with outboard bearing 11 in addition, and therefore main shaft 2 can also rotate freely relative to outer bearing carrier 1.When belt modified roller cylindrical shell 3 rotates under the driving of belt, main shaft 2 can rotate and also can not rotate, with cylindrical shell 3 operate can synchronous also can be asynchronous, its service life is more than a times of conventional belt modified roller, and can be judged by the state of dish axle to each group of bearing.
Belt modified roller of the present invention have employed 6 outside framework oil seals 10 and 4 labyrinth packings seal built-in bearing 7, outboard bearing 11 and cylindrical shell 3 respectively, its good seal performance.Built-in bearing is by oil pipe oiling, and outer bearing normally carries out oiling maintenance, can extend the service life of bearing.
Belt modified roller of the present invention is highly suitable for important events and uses, belt modified roller does not all affect the normal operation of equipment in any one bearing damage, if be that 2 groups of built-in bearings 7 or 2 groups of outboard bearings 11 damage and also do not affect normal operation just simultaneously, effectively can prevent the equipment breakdown because bearing damage causes, simultaneously longer service life.As long as and the modified roller bearing damage of routine will cause equipment to run.
Belt modified roller of the present invention can carry out dish repacking online and look into, and can judge that the state of 4 groups of bearings is whether good easily, and conventional belt modified roller cannot coil repacking and looks into.Often need when rotation goes wrong to carry out strip inspection, particularly for the belt modified roller being arranged on small space, it is very inconvenient to carry out strip inspection, even cannot check.
The above; be only the present invention's preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (4)
1. one kind can judge the belt modified roller of bearing condition at wire coil shaft, it is characterized in that, comprise cylindrical shell, main shaft, outboard bearing and outer bearing carrier, built-in bearing and inner pedestal, described main shaft both sides axle head respectively establishes 1 group of outboard bearing, be fixed on Belt Conveying machine frame by outer bearing carrier, main shaft freely can rotate around outboard bearing line of centers; Respectively establish 1 group of built-in bearing in belt modified roller cylindrical shell, near cylindrical shell two ends, cylinder inboard wall establishes bracing frame, and built-in bearing is fixed on bracing frame by inner pedestal, and cylindrical shell freely can rotate around built-in bearing line of centers; Cylindrical shell two ends are sealed by seal disc, and body end surface establishes oil pipe to connect built-in bearing.
2. a kind of belt modified roller that can judge bearing condition at wire coil shaft according to claim 1, is characterized in that, adopt labyrinth packing between described seal disc and cylindrical shell.
3. a kind of belt modified roller that can judge bearing condition at wire coil shaft according to claim 1, is characterized in that, establish outside framework oil seal, be also provided with outside framework oil seal between outer bearing carrier and main shaft between the inner pedestal of described built-in bearing both sides and main shaft.
4. a kind of using method that can judge the belt modified roller of bearing condition at wire coil shaft according to claim 1, is characterized in that, comprising:
1) after belt modified roller is installed and when daily attention checks, by looking into bearing running condition in drum repacking; Online situation lower shell is fixing, and this hour indicator moves main shaft, if main axis freely, without jam and noise, just can judge built-in bearing and outboard bearing state all good;
2) at work, if 1 group or 2 groups of damages in outboard bearing, main shaft cannot when outer bearing carrier rotates, and due to the existence of built-in bearing, belt modified roller cylindrical shell still freely can rotate around main-shaft axis, guarantees that equipment normally runs; If 1 group in built-in bearing or 2 groups of damages, belt modified roller cylindrical shell cannot rotate around main-shaft axis, but due to the existence of outboard bearing, cylindrical shell freely rotates around outboard bearing line of centers together in company with main shaft, still can guarantee that equipment normally runs;
3) periodic inspection and maintenance, changes when finding that built-in bearing or outboard bearing damage by dish axle immediately, by injecting lubricating oil by oil pipe in built-in bearing after online or shutdown, guarantees that built-in bearing lubrication is good.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510762525.3A CN105253574A (en) | 2015-11-10 | 2015-11-10 | Belt direction-changing roller capable of judging conditions of bearings through online shaft circling and application method of belt direction-changing roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510762525.3A CN105253574A (en) | 2015-11-10 | 2015-11-10 | Belt direction-changing roller capable of judging conditions of bearings through online shaft circling and application method of belt direction-changing roller |
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| Publication Number | Publication Date |
|---|---|
| CN105253574A true CN105253574A (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510762525.3A Pending CN105253574A (en) | 2015-11-10 | 2015-11-10 | Belt direction-changing roller capable of judging conditions of bearings through online shaft circling and application method of belt direction-changing roller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230644A (en) * | 2019-07-08 | 2019-09-13 | 浙江正泰新能源开发有限公司 | The photovoltaic tracking device bearing arrangement of external sliding block |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201162029Y (en) * | 2008-03-18 | 2008-12-10 | 武汉钢铁(集团)公司 | Novel strip steel support roller |
| WO2009004510A1 (en) * | 2007-07-02 | 2009-01-08 | Lorbrand (Pty) Ltd | Lightweight idler roller |
| CN202926893U (en) * | 2012-10-23 | 2013-05-08 | 中色科技股份有限公司 | Bearing lubrication structure of roller shaft |
| CN203079248U (en) * | 2013-01-17 | 2013-07-24 | 中交一航局安装工程有限公司 | Rotary drum with bearings arranged inside |
| CN203173327U (en) * | 2013-03-12 | 2013-09-04 | 颜旭华 | Belt conveyor transmission drum with double-layer rubber faces |
| CN205151035U (en) * | 2015-11-10 | 2016-04-13 | 于明珠 | Can judge that belt of bearing situation changes to roller at wire coil shaft |
-
2015
- 2015-11-10 CN CN201510762525.3A patent/CN105253574A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009004510A1 (en) * | 2007-07-02 | 2009-01-08 | Lorbrand (Pty) Ltd | Lightweight idler roller |
| CN201162029Y (en) * | 2008-03-18 | 2008-12-10 | 武汉钢铁(集团)公司 | Novel strip steel support roller |
| CN202926893U (en) * | 2012-10-23 | 2013-05-08 | 中色科技股份有限公司 | Bearing lubrication structure of roller shaft |
| CN203079248U (en) * | 2013-01-17 | 2013-07-24 | 中交一航局安装工程有限公司 | Rotary drum with bearings arranged inside |
| CN203173327U (en) * | 2013-03-12 | 2013-09-04 | 颜旭华 | Belt conveyor transmission drum with double-layer rubber faces |
| CN205151035U (en) * | 2015-11-10 | 2016-04-13 | 于明珠 | Can judge that belt of bearing situation changes to roller at wire coil shaft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230644A (en) * | 2019-07-08 | 2019-09-13 | 浙江正泰新能源开发有限公司 | The photovoltaic tracking device bearing arrangement of external sliding block |
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Application publication date: 20160120 |