CN103075430A - Jet loom beam head bush fitting and manufacturing method thereof - Google Patents
Jet loom beam head bush fitting and manufacturing method thereof Download PDFInfo
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- CN103075430A CN103075430A CN2012105968452A CN201210596845A CN103075430A CN 103075430 A CN103075430 A CN 103075430A CN 2012105968452 A CN2012105968452 A CN 2012105968452A CN 201210596845 A CN201210596845 A CN 201210596845A CN 103075430 A CN103075430 A CN 103075430A
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- spindle nose
- axle sleeve
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Abstract
The invention discloses a jet loom beam head bush fitting and a manufacturing method thereof, beam sleeves are beset in the positions of bearings of beam heads at the two ends of the loom beam, and the outer circles of the beam sleeves are in interference fit with the inner circles of the bearings. The jet loom beam head bush fitting greatly neutralizes and eliminates radial impact force of the bearings to the beam, and lowers generation probability of a gap, and further abrasion of relative movement, which is caused by enlarged clearance, is avoided, so that the problem of abrasion of the beam head is completely solved. The beam sleeves processed by the method not only prolong the service life of the bearings at the two ends, but also ensure that the loom beam can be repeatedly used and is not easy to jump, enable the tension of chaine to be even and stable, and greatly improve the comprehensive efficiency of a jet loom. If the beam sleeves are abraded in future, the beam sleeves do not need to be dismounted on a machine tool, and can be just manually exchanged, and the dimensional coordination of the working position and cooperating components can be ensured to the utmost extent.
Description
Technical field:
The present invention relates to a kind of parts and processing method thereof of weaving appliance, relate in particular to a kind of beam of a loom spindle nose edge cover and processing method thereof of air-jet loom.
Background technique:
The air-jet loom multiselect that present domestic textile enterprise introduces produces field, Tianjin coltfoal air-jet loom with Japan, field, Tianjin matching used with it coltfoal beam of a loom time is with after of a specified duration, because bearing inner race rotates with spindle nose, and the spindle nose rear support is stressed, so bearing is subjected to cyclic loading, make the bearing position of beam of a loom mandrel head be equipped with obvious wearing and tearing, than the little 1.0mm～1.5mm of green diameter, the beam of a loom that weaves on looms when making is acutely beated, thereby cause warp tension unstable, the production kind is brought undesirable element in quality, such as float such as increase " Filling Bar " uneven weaving, simultaneously cloth machine overall efficiency is had considerable influence.
The traditional solution of axle end wear mainly contains scutching point, pad metal skin, built-up welding car mill, positive and negative tooth edge cover etc., but these methods all can not well finally thoroughly solve the axle end wear problem.For example to be only applicable to axle end wear be not very serious to built-up welding car mill method, and wear extent is no more than 0.5mm～1.0mm, and the little situation of wear area.Although bead-welding technology can part effectively solve the axle end wear problem, but be easy to also cause that axle splits, shaft distortion etc., wearing and tearing can appear again in the short time after the maintenance in addition, thereby cause spindle nose directly to scrap renewal and cause waste, the quality of product and the Bearing Consumption that have badly influenced at present the cloth machine are larger, and this difficult problem is perplexing most domestic textile enterprise always.Positive and negative tooth edge cover method is to fix in the spot welding of the positive and negative tooth steel bushing of beam of a loom mandrel head edge extremely to use, and effect is undesirable.Beam of a loom mandrel head cooperates steel bushing to wash after spot welding is heated through processing cart, and the Inner that affect steel bushing is reaching surface hardness, reduces simultaneously the hardness of beam of a loom mandrel head, makes the material hardness ageing and working life of reducing the beam of a loom core.Beam of a loom mandrel head, steel bushing, bearing wear still seriously the situation of bearing inner race locking often occurs behind the upper machine some months, can't take off replacing, bring simultaneously potential safety hazard.
Summary of the invention:
Technical problem to be solved by this invention just provides a kind of beam of a loom spindle nose edge cover and processing method thereof of air-jet loom, bearing can greatly be dissolved and offset to the axle sleeve of the method processing to the radial impact power of axle, after damaging, axle sleeve need not the lathe dismounting, only just can change by hand, thoroughly solve the axle end wear problem, both prolonged the working life of bearings at both ends, guaranteed again that beam of a loom is reused and be difficult for beating, make warp tension uniform and stable, greatly improved cloth machine overall efficiency.
In order to solve the problems of the technologies described above, the technical solution that the beam of a loom spindle nose edge cover of a kind of air-jet loom of the present invention adopts is such: it comprises beam of a loom core two ends spindle nose and bearing, position of bearings at the two ends spindle nose is equipped with keyway, and the spindle nose apical position is equipped with annular groove; Spindle nose outer ring, two ends respectively studs with an axle sleeve, and the axle sleeve inner ring is provided with the keyway corresponding with keyway on the spindle nose, and axle sleeve is fixed on the position of bearings of spindle nose by flat key and snap ring; Axle sleeve one end outer ring chamfering, the other end outer ring is provided with two laterally zygomorphic square openings, and axle sleeve has an end of two openings and the location shaft shoulder to combine closely; Axle sleeve outer ring and bearing inner race adopt interference fit.
The beam of a loom spindle nose edge cover processing method of a kind of air-jet loom of the present invention comprises the steps:
(1), at first use the primary standard size of vernier caliper measurement beam of a loom spindle nose, in conjunction with the primary standard size of spindle nose and be installed in the processing dimension that bearing bore diameter on the spindle nose is determined spindle nose;
(2), determine the size of axle sleeve to be processed:
A, external diameter: in conjunction with the primary standard size of spindle nose and be installed in bearing bore diameter on the spindle nose according to the requirement of tolerance fit, find corresponding tolerance range, be processing axle sleeve outside dimension;
B, internal diameter: adopt flat key to cooperate and inlay on the spindle nose with axle sleeve, axle sleeve is cooperated with spindle nose closely, according to the requirement of tolerance fit, find corresponding tolerance range, be processing axle sleeve internal diameter size;
C, highly: measure the length of spindle nose with slide calliper rule or ruler, deduct snap ring the height that required width is axle sleeve to be processed is installed;
(3), the processing of spindle nose: the beam of a loom core is contained in carries out spindle nose turning or grinding on lathe or the grinding machine, remove the part that is worn to fixed spindle nose processing dimension, then at a spindle nose top circumference annular groove of processing and the keyway corresponding with axle sleeve;
(4), determine the processing dimension of flat key, determine the size of snap ring according to the processing dimension of spindle nose;
(5), the processing of axle sleeve: according to the size that step (2) is determined, use machined into one axle sleeve, keyway of inner ring processing, one end outer ring chamfering, the 8*14mm square opening of two symmetries of the other end outer ring processing;
(6), utilize wind weldering to quench axle sleeve is heated, temperature is controlled at 300～400 ℃, axle sleeve is cooperated with flat key to be installed on the spindle nose that processes after the axle sleeve cooling, makes axle sleeve have an end of two openings and the location shaft shoulder to combine closely;
(7), utilize at last clamp that snap ring is installed in the annular groove that processes.
After adopting technique scheme, because the beam of a loom spindle nose of a kind of air-jet loom of the present invention edge cover is to stud with axle sleeve in the position of bearings of beam of a loom two ends spindle nose, axle sleeve outer ring and bearing inner race adopt interference fit, so, just greatly dissolve and offset bearing to the radial impact power of axle, and reduced the possibility that the gap occurs, also just avoid equipment to cause the wearing and tearing of relative movement because the gap increases, thereby thoroughly solved the axle end wear problem.The axle sleeve of the method processing had both prolonged the working life of bearings at both ends, had guaranteed again that beam of a loom is reused to be difficult for beating, and made warp tension uniform and stable, had greatly improved cloth machine overall efficiency.If from now on axle sleeve wearing and tearing need not the lathe dismounting, only just can change axle sleeve by hand, can guarantee to greatest extent the dimensional fits of working position and component.
Description of drawings:
Fig. 1 is the erection drawing of the beam of a loom spindle nose edge cover of a kind of air-jet loom of the present invention;
Fig. 2 is the structural representation of beam of a loom spindle nose edge cover erection drawing axis head shown in Figure 1;
Fig. 3 is the front view of beam of a loom spindle nose edge cover erection drawing Intermediate shaft sleeve shown in Figure 1;
Fig. 4 is the right elevation of axle sleeve shown in Figure 3.
Embodiment:
In conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 as seen, the beam of a loom spindle nose of a kind of air-jet loom of the present invention edge cover comprises spindle nose 2 and the bearing 3 at beam of a loom core 1 two ends, is equipped with keyway 4 in bearing 3 positions of two ends spindle nose 2, and spindle nose 2 apical positions are equipped with annular groove 5; Spindle nose 2 outer rings in two ends respectively stud with an axle sleeve 6, and axle sleeve 6 inner rings are provided with the keyway 7 corresponding with keyway 4 on the spindle nose 2, and axle sleeve 6 is fixed on bearing 3 positions of spindle nose 2 by flat key 8 and snap ring 9.Axle sleeve 6 one end outer ring chamferings are convenient to bearing 3 assemblings.Processing two laterally zygomorphic 8*14mm square openings 10 in axle sleeve 6 the other end outer rings are convenient to utilize from now on two pawls to grasp dismounting axle sleeve 6.Axle sleeve 6 has an end of two square openings 10 and the location shaft shoulder 11 to combine closely.Axle sleeve 6 outer rings and bearing 3 inner rings adopt interference fit.
The beam of a loom spindle nose edge cover process step of a kind of air-jet loom of the present invention is as follows:
(1), the primary standard that at first goes out the beam of a loom spindle nose with vernier caliper measurement is of a size of Φ 60mm, determines that in conjunction with the primary standard size Φ 60mm of spindle nose and the bearing designation 6212 that is installed on the spindle nose processing dimension of spindle nose is Φ 40mm.
(2), determine the size of axle sleeve to be processed:
A, external diameter: in conjunction with the primary standard size Φ 60mm of spindle nose and be installed in bearing designation 6212 on the spindle nose, according to the requirement of tolerance fit, find corresponding tolerance range, be processing axle sleeve outside dimension Φ 60+0.01mm;
B, internal diameter: adopt flat key to cooperate and inlay on the spindle nose with axle sleeve, axle sleeve is cooperated with spindle nose closely, according to the requirement of tolerance fit, find corresponding tolerance range, be processing axle sleeve internal diameter size Φ 40mm-0.02mm;
C, highly: the length that measures spindle nose with slide calliper rule or ruler is 26mm, deducts snap ring the height 22mm that required width 4mm is axle sleeve to be processed is installed.
(3), the processing of spindle nose: the beam of a loom core is contained in carries out spindle nose turning or grinding on lathe or the grinding machine, remove the part that is worn to fixed spindle nose processing dimension Φ 40mm, then at annular groove and a 8*7*22mm keyway corresponding with axle sleeve of a Φ 36mm of spindle nose top circumference processing.
(4), determine the processing dimension 8*7*22mm of flat key, determine that according to the processing dimension Φ 40mm of spindle nose snap ring is of a size of Φ 36mm.
(5), the processing of axle sleeve: the size definite according to step (2), use machined into one axle sleeve, material, axle sleeve adopts Bearing Steel, 8*7*22mm keyway of axle sleeve inner ring processing, axle sleeve one end outer ring chamfering, the 8*10*14mm square opening of two symmetries of the other end outer ring processing.
(6), utilize wind weldering to quench axle sleeve is heated, temperature is controlled at 350 ℃, axle sleeve is cooperated with flat key to be installed on the spindle nose that processes after the axle sleeve cooling, makes axle sleeve have an end of two openings and the location shaft shoulder to combine closely.
(7), utilize at last clamp that snap ring is installed in the annular groove that processes.
The square opening of two symmetries of axle sleeve one end outer ring processing is to utilize two pawls to grasp the dismounting and change axle sleeve for the ease of manual from now on.During upper loom, use the special tool sleeve that bearing is installed in the spindle nose two end axles and put, require to clean before the supporting upper machine to bearing lubricated, revolution flexibly, without wear phenomenon, passed examination can be used; During lower loom, the dismounting bearing uses the special tool three-jaw to grasp.Bearings at both ends and axle sleeve have so just been protected.
Because beam of a loom spindle nose two-end structure and measure-alike, all available same method edge cover is processed.Mill a keyway corresponding with keyway on the spindle nose at the axle sleeve inner ring during processing axle sleeve, axle sleeve is fixed on by flat key and snap ring on the position of bearings of spindle nose, neither can produce relative movement between axle sleeve and the spindle nose like this, can guarantee that again axle sleeve can closely cooperate with spindle nose.The method has been unified the processing dimension of axle sleeve and spindle nose before turning, be applicable to axle end wear quantity large and damage face and the inconsistent situation of damage degree.Should leave enough surpluses according to actual conditions during turning, so that spindle nose is after turning or grinding and splining, can be not too small because of the spindle nose diameter, make the strength decreased of spindle nose too serious, cause can't using after the beam of a loom processing.The spindle nose green diameter is lower than Φ 40mm and adopts spline fitted.
Claims (2)
1. the beam of a loom spindle nose of air-jet loom edge overlaps, the spindle nose (2) and the bearing (3) that comprise beam of a loom core (1) two ends, it is characterized in that: bearing (3) position in two ends spindle nose (2) is equipped with keyway (4), and spindle nose (2) apical position is equipped with annular groove (5); Two ends spindle nose (2) outer ring respectively studs with an axle sleeve (6), axle sleeve (6) inner ring is provided with the keyway (7) corresponding with the upper keyway (4) of spindle nose (2), and axle sleeve (6) is fixed on bearing (3) position of spindle nose (2) by flat key (8) and snap ring (9); Axle sleeve (6) one end outer ring chamferings, the other end outer ring is provided with two laterally zygomorphic square openings (10), and axle sleeve (6) has an end of two square openings (10) and the location shaft shoulder (11) to combine closely; Axle sleeve (6) outer ring and bearing (3) inner ring adopt interference fit.
2. the processing method of the beam of a loom spindle nose of the described air-jet loom of claim 1 edge cover comprises the steps:
(1), at first use the primary standard size of vernier caliper measurement beam of a loom spindle nose, in conjunction with the primary standard size of spindle nose and be installed in the processing dimension that bearing bore diameter on the spindle nose is determined spindle nose;
(2), determine the size of axle sleeve to be processed:
A, external diameter: in conjunction with the primary standard size of spindle nose and be installed in bearing bore diameter on the spindle nose according to the requirement of tolerance fit, find corresponding tolerance range, be processing axle sleeve outside dimension;
B, internal diameter: adopt flat key to cooperate and inlay on the spindle nose with axle sleeve, axle sleeve is cooperated with spindle nose closely, according to the requirement of tolerance fit, find corresponding tolerance range, be processing axle sleeve internal diameter size;
C, highly: measure the length of spindle nose with slide calliper rule or ruler, deduct snap ring the height that required width is axle sleeve to be processed is installed;
(3), the processing of spindle nose: the beam of a loom core is contained in carries out spindle nose turning or grinding on lathe or the grinding machine, remove the part that is worn to fixed spindle nose processing dimension, then at a spindle nose top circumference annular groove of processing and the keyway corresponding with axle sleeve;
(4), determine the processing dimension of flat key, determine the size of snap ring according to the processing dimension of spindle nose;
(5), the processing of axle sleeve: according to the size that step (2) is determined, use machined into one axle sleeve, keyway of inner ring processing, one end outer ring chamfering, the 8*14mm square opening of two symmetries of the other end outer ring processing;
(6), utilize wind weldering to quench axle sleeve is heated, temperature is controlled at 300～400 ℃, axle sleeve is cooperated with flat key to be installed on the spindle nose that processes after the axle sleeve cooling, makes axle sleeve have an end of two openings and the location shaft shoulder to combine closely;
(7), utilize at last clamp that snap ring is installed in the annular groove that processes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210596845.2A CN103075430B (en) | 2012-12-28 | 2012-12-28 | Bushing and the processing method of a kind of beam of a loom spindle nose of air-jet loom |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210596845.2A CN103075430B (en) | 2012-12-28 | 2012-12-28 | Bushing and the processing method of a kind of beam of a loom spindle nose of air-jet loom |
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| Publication Number | Publication Date |
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| CN103075430A true CN103075430A (en) | 2013-05-01 |
| CN103075430B CN103075430B (en) | 2016-01-13 |
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| CN201210596845.2A Active CN103075430B (en) | 2012-12-28 | 2012-12-28 | Bushing and the processing method of a kind of beam of a loom spindle nose of air-jet loom |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106216945A (en) * | 2016-07-20 | 2016-12-14 | 中国能源建设集团安徽电力建设第工程有限公司 | A kind of processing and assembling of large thin-wall axle sleeve |
| CN113399953A (en) * | 2021-07-15 | 2021-09-17 | 湖南九鼎科技（集团）永州鼎立饲料有限公司 | Main shaft and shaft sleeve machining process convenient to overhaul and disassemble |
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| JPS54103937A (en) * | 1978-01-31 | 1979-08-15 | Kobe Steel Ltd | Bearing for rotary shaft of ship |
| DE4211365C1 (en) * | 1992-04-04 | 1993-05-19 | Otto 5653 Leichlingen De Feller | Clamping set for releasable shaft and hub coupling - uses standard nut with blind chamber in centre of front side |
| CN2756896Y (en) * | 2004-12-05 | 2006-02-08 | 柳小林 | Driving shaft lining sleeve |
| US20090016661A1 (en) * | 2006-05-01 | 2009-01-15 | Casey Marion R | Shaft mounting assembly |
| CN201354808Y (en) * | 2008-12-26 | 2009-12-02 | 安徽奥马特汽车变速系统有限公司 | Automotive micro-motor power output connection device |
| CN102066777A (en) * | 2008-06-23 | 2011-05-18 | Skf公司 | Pulley device for tensioning idler or runner roller |
| CN203023311U (en) * | 2012-12-28 | 2013-06-26 | 安徽华茂纺织股份有限公司 | Loom shaft head bushing of air-jet loom |
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2012
- 2012-12-28 CN CN201210596845.2A patent/CN103075430B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4010987A (en) * | 1975-10-23 | 1977-03-08 | C. L. Frost & Son, Inc. | Removable seal for bearings |
| JPS54103937A (en) * | 1978-01-31 | 1979-08-15 | Kobe Steel Ltd | Bearing for rotary shaft of ship |
| DE4211365C1 (en) * | 1992-04-04 | 1993-05-19 | Otto 5653 Leichlingen De Feller | Clamping set for releasable shaft and hub coupling - uses standard nut with blind chamber in centre of front side |
| CN2756896Y (en) * | 2004-12-05 | 2006-02-08 | 柳小林 | Driving shaft lining sleeve |
| US20090016661A1 (en) * | 2006-05-01 | 2009-01-15 | Casey Marion R | Shaft mounting assembly |
| CN102066777A (en) * | 2008-06-23 | 2011-05-18 | Skf公司 | Pulley device for tensioning idler or runner roller |
| CN201354808Y (en) * | 2008-12-26 | 2009-12-02 | 安徽奥马特汽车变速系统有限公司 | Automotive micro-motor power output connection device |
| CN203023311U (en) * | 2012-12-28 | 2013-06-26 | 安徽华茂纺织股份有限公司 | Loom shaft head bushing of air-jet loom |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106216945A (en) * | 2016-07-20 | 2016-12-14 | 中国能源建设集团安徽电力建设第工程有限公司 | A kind of processing and assembling of large thin-wall axle sleeve |
| CN113399953A (en) * | 2021-07-15 | 2021-09-17 | 湖南九鼎科技（集团）永州鼎立饲料有限公司 | Main shaft and shaft sleeve machining process convenient to overhaul and disassemble |
Also Published As
| Publication number | Publication date |
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| CN103075430B (en) | 2016-01-13 |
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