CN104390452B - The rotary kiln method of rotary kiln gear wheel essence centering - Google Patents
The rotary kiln method of rotary kiln gear wheel essence centering Download PDFInfo
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- CN104390452B CN104390452B CN201410671684.8A CN201410671684A CN104390452B CN 104390452 B CN104390452 B CN 104390452B CN 201410671684 A CN201410671684 A CN 201410671684A CN 104390452 B CN104390452 B CN 104390452B
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- gear wheel
- latch plate
- rotary kiln
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Abstract
The invention discloses a kind of rotary kiln method of rotary kiln gear wheel essence centering, relate to rotary kiln gear wheel mounting technique field, rotary kiln includes the gear wheel being sleeved on outside cylinder, multiple pin-and-hole is distributed at gear wheel inner edge, gear wheel is connected with the engagement of little gear, little gear is connected with stand-by motor by reductor, comprises the following steps: gear wheel 1 is connected by A, use polylith spring coupling plate with cylinder 2；The long side of latch plate is fixed on cylinder by B, use silk pressing；The arc-shaped concave of latch plate offsets with limited block；C, startup paving help driven by motor barrel body rotation, measure the radial and axial jerk value of gear wheel；D, adjustment gear wheel；E, repeat step B, C, to measure gear wheel radial and axial beat qualified；F, pull down silk pressing and limited block, latch plate and barrel soldering.Compared with prior art, when gear wheel is adjusted by the present invention, it is not required to bomb disposal spring plank, is also not required to repeat to adjust silk pressing and limited block, time-consuming and expense.
Description
Technical field
The present invention relates to rotary kiln gear wheel mounting technique field, during the maintenance of a kind of rotary kiln, the rotary kiln method of essence centering installed by gear wheel.
Background technology
Cement rotary kiln includes cylinder and is sleeved on the gear wheel outside this cylinder by center mounting hole, this gear wheel is in multiple pin-and-hole being circumferentially distributed at center mounting hole inner edge, gear wheel is connected with the engagement of little gear, and little gear is connected with stand-by motor by reductor.The installation accuracy of gear wheel is higher, typically requires circular runout≤1.5mm, axial runout≤1mm.Therefore after installation gear wheel carries out thick centering when rotary kiln keeps in repair, then carry out essence centering, need rotate back to rotary kiln and use dial gauge measurement data.The rotary kiln method of existing rotary kiln gear wheel essence centering is: 1. that some connecting rods are firm with barrel soldering by gear wheel from both sides；2. open stand-by motor and drive barrel body rotation, measure circular runout and the axial runout numerical value of multiple test point gear wheel；3. connecting rod is cut down, gear wheel is axially and radially adjusted to conjunction connecting rod is firm with barrel soldering by special adjusting apparatus；4. repeat step 2., step 3., to measuring the circular runout of gear wheel and axial runout is qualified；5. lower connecting rod is cut.There is following deficiency in the rotary kiln method of this rotary kiln gear wheel essence centering: 1, owing to connecting rod is all welded to connect with gear wheel and cylinder, cutting need to be repeated when adjusting gear wheel and be welded to connect the connecting rod of gear wheel and rotary kiln, expending a large amount of human and material resources, maintenance cost is high；2, the set-up time is longer, affects the progress of whole duration.
Summary of the invention
The technical problem to be solved is to provide a kind of rotary kiln method of rotary kiln gear wheel essence centering, need to repeat cutting and the problem being welded to connect gear wheel and the connector of rotary kiln during to solve and to adjust gear wheel.
In order to solve the problems referred to above, the technical solution used in the present invention is: the rotary kiln method of this rotary kiln gear wheel essence centering, rotary kiln includes the gear wheel being sleeved on outside cylinder by center mounting hole, this gear wheel is in multiple pin-and-hole being circumferentially distributed at center mounting hole inner edge, described gear wheel is connected with the engagement of little gear, described little gear is connected with stand-by motor by reductor, comprises the following steps:
Described gear wheel is connected by A, use polylith spring coupling plate with described cylinder, described spring coupling plate includes latch plate, and latch plate includes two arc-shaped side edges being oppositely arranged and having arc-shaped concave and is connected to the long side at two described arc-shaped side edges two ends and short side；Short side at described latch plate is connected with two pieces of otic placodes having hole, location；
Bearing pin plug-in mounting is entered in the pin-and-hole of described gear wheel, the hole, location of two pieces of described otic placodes of short for described latch plate side is set on the described bearing pin stretching out described gear wheel pin-and-hole two ends, stretch out at described bearing pin and fill back-up ring respectively at two pieces of described otic placodes, be connected fixing to described latch plate and described gear wheel；
B, a kind of silk pressing is used to be fixed on described cylinder by the long side of described latch plate；Described silk pressing includes that one end is coated with the pressing plate of bolt, is provided with relative two piece fagging in the both sides of the described pressing plate other end；
The long side of described latch plate is abutted against with described cylinder outer rim, the pressing plate of two described silk pressings is crimped at its long side nearly of described latch plate arc-shaped side edges respectively, make the fagging of described silk pressing offset with described cylinder body outer wall and fix with described cylinder to be connected；Described cylinder is respectively fixed with two pieces of limited blocks at the arc-shaped concave of two described arc-shaped side edges of nearly described latch plate, and described limited block offsets with the arc-shaped concave of described latch plate；
C, start described paving and help motor, make described gear wheel drive described barrel body rotation by described spring coupling plate, measure radial beat eccentricity and the axial runout amount of gear wheel described in multiple test point；
D, by special adjusting apparatus, described gear wheel is carried out radial and axial adjustment；
E, repetition step C, step D are qualified to the circular runout and axial runout measuring described gear wheel；
F, described silk pressing and described limited block are pulled down, described latch plate and described barrel soldering.
Owing to have employed technique scheme, the present invention compared with prior art has the advantages that
1, the present invention uses polylith spring coupling plate to be connected with cylinder by gear wheel, spring coupling plate includes latch plate and two pieces affixed with the short side of the latch plate otic placodes having a hole, location, two pieces of otic placodes are affixed with gear wheel by bearing pin, being fixed on cylinder by the long side of latch plate with two silk pressings, the arc-shaped concave of latch plate offsets with the limited block being fixed on cylinder；Being not required to bomb disposal spring plank when gear wheel being carried out radial and axial adjustment, being also not required to repeat to adjust silk pressing and limited block, working procedure simple and fast, saving expense, shorten the set-up time.
2, the some connecting rods of original employing are firm with barrel soldering by gear wheel from both sides, utilize stand-by motor to drive rotary kiln to carry out essence centering, take 72 hours and just complete smart centering work.And after using rotary kiln method of the present invention, only just completed essence centering work with 18 hours, save substantial amounts of manpower and materials, shorten the overhaul duration, provide favourable condition for resuming production faster.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the schematic diagram that the latch plate of the embodiment of the present invention is connected with gear wheel and cylinder.
Fig. 3 is the structural representation of the silk pressing of the embodiment of the present invention.
Fig. 4 is the schematic diagram that the latch plate of the embodiment of the present invention is connected with barrel soldering.
Detailed description of the invention
The invention will be further described for embodiment below in conjunction with the accompanying drawings:
As shown in Figure 1 and Figure 2, a kind of rotary kiln method of rotary kiln gear wheel essence centering, rotary kiln includes the gear wheel 1 being sleeved on outside cylinder 2 by center mounting hole, this gear wheel 1 is in ten two pin-and-holes being circumferentially distributed at center mounting hole inner edge, gear wheel 1 is connected with the engagement of little gear, little gear is connected with stand-by motor by reductor, specifically comprises the following steps that
Gear wheel 1 is connected by A, six pieces of uniform spring coupling plates of use with cylinder 2, spring coupling plate includes latch plate 3, and latch plate 3 includes two arc-shaped side edges being oppositely arranged and having arc-shaped concave and is connected to the long side at two arc-shaped side edges two ends and short side；Short side at latch plate 3 is welded with two pieces of otic placodes 4 having hole, location；
Bearing pin 5 plug-in mounting is entered in the pin-and-hole of gear wheel 1, the hole, location of two pieces of otic placodes 4 of short for latch plate 3 side is set on the bearing pin 5 stretching out gear wheel 1 pin-and-hole two ends, stretching out at bearing pin 5 and fill back-up ring 6 at two pieces of otic placodes 4 respectively, back-up ring 6 welds with bearing pin 5, is connected fixing with gear wheel 1 for latch plate 3；
B, a kind of silk pressing 7 as shown in Figure 3 is used to be fixed on cylinder 2 by the long side of latch plate 3；Silk pressing 7 includes that one end is coated with the pressing plate 7-1 of bolt 8, is welded with relative two piece fagging 7-2 in the both sides of the pressing plate 7-1 other end；
The long side of latch plate 3 is abutted against with cylinder 2 outer rim, the pressing plate 7-1 of two silk pressings 7 is crimped at its long side nearly of latch plate 3 arc-shaped side edges respectively, make the fagging 7-2 of silk pressing 7 offset with cylinder 2 outer wall and be welded to connect with cylinder 2；Cylinder 2 is respectively welded two pieces of limited blocks 9 at the arc-shaped concave of two arc-shaped side edges of short round spring plank 3, and limited block 9 offsets with the arc-shaped concave of latch plate 3；
C, startup paving help motor, make gear wheel 1 drive cylinder 2 to rotate by spring coupling plate, measure radial beat eccentricity and the axial runout amount of eight test point gear wheels 1；
D, by special adjusting apparatus, gear wheel 1 is carried out radial and axial adjustment；
E, repeat step C, step D twice, qualified to the circular runout and axial runout measuring gear wheel 1；
F, silk pressing 7 and limited block 9 being cut down, latch plate 3 welds with cylinder 2, as shown in Figure 4.
Claims (1)
1. the rotary kiln method of a rotary kiln gear wheel essence centering, rotary kiln includes being sleeved on cylinder (2) gear wheel (1) outward by center mounting hole, this gear wheel (1) is in multiple pin-and-hole being circumferentially distributed at center mounting hole inner edge, described gear wheel (1) is connected with the engagement of little gear, described little gear is connected with stand-by motor by reductor, it is characterised in that comprise the following steps:
Described gear wheel (1) is connected by A, use polylith spring coupling plate with described cylinder (2), described spring coupling plate includes latch plate (3), and latch plate (3) includes two arc-shaped side edges being oppositely arranged and having arc-shaped concave and is connected to the long side at two described arc-shaped side edges two ends and short side；Short side at described latch plate (3) is connected with two pieces of otic placodes (4) having hole, location；
Bearing pin (5) plug-in mounting is entered in the pin-and-hole of described gear wheel (1), the hole, location of two pieces of described otic placodes (4) of described latch plate (3) short side is set on the described bearing pin (5) stretching out described gear wheel (1) pin-and-hole two ends, stretch out two pieces of described otic placode (4) places at described bearing pin (5) and fill back-up ring (6) respectively, be connected fixing to described latch plate (3) and described gear wheel (1)；
The long side of described latch plate (3) is fixed on described cylinder (2) by B, a kind of silk pressing (7) of use；Described silk pressing (7) includes that one end is coated with the pressing plate (7-1) of bolt (8), is provided with relative two piece fagging (7-2) in the both sides of described pressing plate (7-1) other end；
The long side of described latch plate (3) is abutted against with described cylinder (2) outer rim, the pressing plate (7-1) of two described silk pressings (7) is crimped at its long side nearly of described latch plate (3) arc-shaped side edges respectively, makes the fagging (7-2) of described silk pressing (7) offset with described cylinder (2) outer wall and fix with described cylinder (2) to be connected；Described cylinder (2) is respectively fixed with two pieces of limited blocks (9) at the arc-shaped concave of two described arc-shaped side edges of nearly described latch plate (3), and described limited block (9) offsets with the arc-shaped concave of described latch plate (3)；
C, start described stand-by motor, make described gear wheel (1) drive described cylinder (2) to rotate by described spring coupling plate, measure radial beat eccentricity and the axial runout amount of gear wheel (1) described in multiple test point；
D, by special adjusting apparatus, described gear wheel (1) is axially and radially adjusted；
E, repetition step C, step D are qualified to the circular runout and axial runout measuring described gear wheel (1)；
F, described silk pressing (7) and described limited block (9) being pulled down, described latch plate (3) welds with described cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410671684.8A CN104390452B (en) | 2014-11-21 | 2014-11-21 | The rotary kiln method of rotary kiln gear wheel essence centering |
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| CN201410671684.8A CN104390452B (en) | 2014-11-21 | 2014-11-21 | The rotary kiln method of rotary kiln gear wheel essence centering |
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| CN104390452A CN104390452A (en) | 2015-03-04 |
| CN104390452B true CN104390452B (en) | 2016-08-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293329A (en) * | 2019-06-29 | 2019-10-01 | 中国二十二冶集团有限公司 | The construction method and its specific purpose tool of gear wheel installation and adjustment |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113275885A (en) * | 2021-05-20 | 2021-08-20 | 江苏鹏飞集团股份有限公司 | Integrated machining device and machining method for face hole of spring plate |
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| CN101852547A (en) * | 2010-06-10 | 2010-10-06 | 中国铝业股份有限公司 | Rotary kiln heavy gear ring repairing method |
| CN202562261U (en) * | 2012-05-18 | 2012-11-28 | 中冶北方（大连）工程技术有限公司 | Variable stiffness driving device for rotary kiln |
| CN203240881U (en) * | 2013-04-01 | 2013-10-16 | 新兴能源装备股份有限公司 | Welded type rotary kiln big gear ring tangential spring plate |
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2014
- 2014-11-21 CN CN201410671684.8A patent/CN104390452B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6132560A (en) * | 1998-09-11 | 2000-10-17 | Atlantic Richfield Company | Rotary drum cooler having adjustable lifters |
| CN101749939A (en) * | 2008-12-18 | 2010-06-23 | 鞍钢建设集团有限公司 | Installation method of rotary kiln tyre |
| CN101749940A (en) * | 2008-12-18 | 2010-06-23 | 鞍钢建设集团有限公司 | Adjustment method for center line of rotary kiln cylinders |
| CN101852547A (en) * | 2010-06-10 | 2010-10-06 | 中国铝业股份有限公司 | Rotary kiln heavy gear ring repairing method |
| CN101846450A (en) * | 2010-06-13 | 2010-09-29 | 中国铝业股份有限公司 | Installation method of big gear ring of rotary kiln |
| CN202562261U (en) * | 2012-05-18 | 2012-11-28 | 中冶北方（大连）工程技术有限公司 | Variable stiffness driving device for rotary kiln |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293329A (en) * | 2019-06-29 | 2019-10-01 | 中国二十二冶集团有限公司 | The construction method and its specific purpose tool of gear wheel installation and adjustment |
| CN110293329B (en) * | 2019-06-29 | 2021-06-22 | 中国二十二冶集团有限公司 | Construction method for mounting and adjusting large gear and special tool thereof |
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| CN104390452A (en) | 2015-03-04 |
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