CN103480662A - Guide wheel bearing sealing structure in liquid - Google Patents
Guide wheel bearing sealing structure in liquid Download PDFInfo
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- CN103480662A CN103480662A CN201210195015.9A CN201210195015A CN103480662A CN 103480662 A CN103480662 A CN 103480662A CN 201210195015 A CN201210195015 A CN 201210195015A CN 103480662 A CN103480662 A CN 103480662A
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- guide wheel
- bearing
- shaft
- die cavity
- cover plate
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Abstract
The present invention discloses a guide wheel bearing sealing structure in a liquid. The sealing structure comprises a guide wheel, a bearing, a guide wheel shaft and a guide wheel bracket, wherein the guide wheel shaft is arranged on the guide wheel bracket. The sealing structure is characterized in that the guide wheel is provided with a mold cavity, the guide wheel shaft is arranged inside the guide wheel mold cavity, is connected with the guide wheel through the bearing, and forms a sealed connection with one side of the guide wheel mold cavity through a shaft sleeve, the other side of the guide wheel mold cavity is provided with a guide wheel cover plate, the guide wheel cover plate and the guide wheel form a sealed and fixed connection, and the guide wheel shaft positioned inside the guide wheel mold cavity is fixedly connected with a shaft head cover plate. The guide wheel bearing sealing structure has characteristics of simple structure, easy maintenance, product qualification rate increase, and manufacturing cost reduction.
Description
Technical field
The present invention relates to the sealing device of bearing, relate in particular to a kind of silicon wafer material cutting steel wire hermetically-sealed construction of corner guide wheel bearing under water tank agate mouth in manufacture process.
Background technology
Silicon wafer material cutting steel wire in manufacture process, be by the wire wire rod through pretreatment, heat treatment, in draw, plating and the several operations of water tank wire drawing form.Existing wet drawing equipment operating mode, be coppered steel wire by the I-beam wheel unwrapping wire, enter in water tank by after each road mould, cone pulley drawing, through each process guide wheel, by special-purpose Receiving wire wheel rolling steel wire, the working order of each guide wheel directly has influence on the quality of finished product steel wire again.Chinese patent CN200520116955.X discloses a kind of sealed water-casting device for wire drawing machine, it is characterized in that: comprise and throw water seat, throwing water ring, oil sealing and water leakage device, throw that water ring is sleeved on an end of cone pulley for metal-wire drawing machine axle and between step pulley shaft bearing and cone pulley, throwing the water cover for seat is contained on the throwing water ring and fixes with the gear housing of wire drawing machine, water leakage device is arranged on to be thrown on the water seat, and is provided with oil sealing in throwing water seat.Sealing is thrown the water device and is formed by throwing water ring, throwing water seat, water leakage device, O RunddichtringO and oil sealing etc., be arranged on the O RunddichtringO of throwing in water ring and can stop fluid and wire drawing liquid to flow through from step pulley shaft, be arranged on the oil sealing of throwing in the water seat and can stop wire drawing liquid inflow gear to rotate in casing; And when seepage appears in the oil sealing wearing and tearing, along with throwing water ring, together with step pulley shaft, rotate, flow to the wire drawing liquid of throwing on water ring and be thrown in the water seat from leakage, wire drawing liquid outside water leakage device is discharged wire drawing machine, makes thus gear rotate between casing and water tank and has good sealing property again.
Silicon wafer material cutting steel wire in process of production, under the agate mouth, the operational situation of corner guide wheel is most important to the quality of product, existing weak point is: due to the impurity in lubricant, after the guide wheel long-play, lubricant impurity infiltrates bearing and is deposited on bearing ball and inner ring, causes guide wheel shaft to be forwarded moving dumb.The dumb direct impact brought to production of guide wheel has: 1, wire diameter is thinner, and tension force is less, and guide wheel rotates dumb meeting and causes that the wire loop footpath is defective scraps; 2,, because the guide wheel maintenance is frequent, cause maintenance cost and maintenance personal's workload to can not get effectively controlling and descending; 3, the guide wheel fault rate is high, causes that product percent of pass is low, production efficiency of equipment is low; 4, product quality can not be guaranteed, and manufacturing cost can not get effective control.
Summary of the invention
The object of the invention is to overcome above the deficiencies in the prior art, provide a kind of simple in structure, easy to maintenance, can improve product percent of pass, the hermetically-sealed construction of guide wheel bearing in the liquid of reduction manufacturing cost.
The present invention is achieved by the following technical solution:
The hermetically-sealed construction of guide wheel bearing in liquid, comprise guide wheel, bearing, guide wheel shaft and wheel bracket, described guide wheel shaft is arranged on wheel bracket, it is characterized in that: described guide wheel is provided with die cavity, described guide wheel shaft is connected with bearing with guide wheel in the guide wheel die cavity, and be tightly connected with the sidewall of guide wheel die cavity, the opposite side of described guide wheel die cavity is provided with the guide wheel cover plate, described guide wheel cover plate and guide wheel sealing are affixed, and the described guide wheel shaft that is positioned at the guide wheel die cavity is connected with the spindle nose cover plate.
Described guide wheel shaft is connected with sleeve sealing with the sidewall of guide wheel die cavity.
Described guide wheel shaft is connected with duplex bearing with guide wheel in the guide wheel die cavity.
The present invention compared with prior art has following beneficial effect:
1, by design utilize mechanical system by bearing seal in guide wheel inside, effectively avoid bearing directly to contact with lubricant, reduce the lubricant Impurity deposition and cause guide wheel to rotate dumb phenomenon; 2, sled goes bearing both sides back-up ring to smear appropriate consistent lubricant in guide wheel inside, has not only guaranteed that the lubricant effect of bearing has also improved the going slick property of bearing simultaneously; 3, the inner employing of guide wheel is the duplex bearing design, in the time of can not causing guide wheel because of High Rotation Speed, rocks.
The accompanying drawing explanation
The structural representation that Fig. 1 is the embodiment of the present invention.
Sequence number in figure: 1, guide wheel, 2, bearing, 3, guide wheel shaft, 4, wheel bracket, 5, axle sleeve, 6, the guide wheel cover plate, 7, the spindle nose cover plate.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Shown in Figure 1, the hermetically-sealed construction of guide wheel bearing in a kind of liquid, comprise guide wheel 1, bearing 2, guide wheel shaft 3 and wheel bracket 4, described guide wheel shaft 3 is arranged on wheel bracket 4, described guide wheel 1 is provided with die cavity, described guide wheel shaft 3 is connected with duplex bearing 2 with guide wheel 1 in the guide wheel die cavity, and is tightly connected with axle sleeve 5 with a side of guide wheel die cavity, between duplex bearing 2, is provided with bearing spacer; The opposite side of described guide wheel die cavity is provided with guide wheel cover plate 6, and described guide wheel cover plate 6 is affixed with guide wheel 1 sealing, and the described guide wheel shaft 3 that is positioned at the guide wheel die cavity is connected with spindle nose cover plate 7 by countersunk head screw rod M4 * 10.
The present invention has adopted hermetic design at guide wheel 1 left end, uses guide wheel cover plate 6 directly to be fastened on guide wheel 1 by screw rod, when guide wheel cover plate 6 is installed, smears appropriate fluid sealant, stops lubricant impurity and enters guide wheel 1 inside; The inner duplex bearing 2 that adopts of guide wheel 1 designs, guaranteed to greatest extent stability when guide wheel runs up, avoid causing the wire loop footpath to change because guide wheel rocks, all prize and go when when bearing 2 is installed, the back-up ring on bearing ball both sides is installed, anti-Sealing shield ring expanding with heat and contract with cold after bearing 2 runs up, bearing inner race and outer ring coordinate too tight with end cap, rotate dumb; Adopt oil sealing, axle sleeve and guide wheel shaft 3 fitted seal mode each other at the guide wheel right-hand member: interference fits between oil sealing and guide wheel endoporus and axle sleeve 5, avoided lubricant impurity to enter guide wheel 1 inside; Matched in clearance between axle sleeve 5 and guide wheel shaft 3, reduce when lubricant impurity enters guide wheel 1 inside and also guaranteed guide wheel 1 going slick property.
Service condition contrast table before and after the hermetically-sealed construction that table 1 is guide wheel bearing in our company's one factory's liquid improves.
Table 1:
Annotate: in liquid, the hermetically-sealed construction of guide wheel bearing was installed since in November, 2011, from the form tracking data can find out, since November fault ratio and ton flat report rate for repairment and descend and tend to be steady month by month, promoted stabilization of equipment performance, guaranteed the process control of product.
Embodiment is just for the ease of understanding technical scheme of the present invention; do not form limiting the scope of the invention; every interior any simple modification, equivalent variations and modification of perhaps according to technical spirit of the present invention, above scheme being done that does not break away from technical solution of the present invention, within all still belonging to protection domain of the present invention.
Claims (3)
1. the hermetically-sealed construction of guide wheel bearing in liquid, comprise guide wheel (1), bearing (2), guide wheel shaft (3) with wheel bracket (4), (3) described guide wheel shaft is arranged on wheel bracket and (4) goes up, it is characterized in that: (1) described guide wheel is provided with die cavity, (2) (1) (3) described guide wheel shaft be connected with bearing with guide wheel in the guide wheel die cavity, and be tightly connected with the sidewall of guide wheel die cavity, (6) the opposite side of described guide wheel die cavity is provided with the guide wheel cover plate, (1) (6) described guide wheel cover plate seal affixedly with guide wheel, and (7) (3) the described guide wheel shaft that is positioned at the guide wheel die cavity be connected with the spindle nose cover plate.
2. the hermetically-sealed construction of guide wheel bearing in liquid according to claim 1, it is characterized in that: (5) (3) described guide wheel shaft be tightly connected with axle sleeve with the sidewall of guide wheel die cavity.
3. the hermetically-sealed construction of guide wheel bearing in liquid according to claim 1 and 2, it is characterized in that: (2) (1) (3) described guide wheel shaft be connected with duplex bearing with guide wheel in the guide wheel die cavity.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210195015.9A CN103480662A (en) | 2012-06-14 | 2012-06-14 | Guide wheel bearing sealing structure in liquid |
Applications Claiming Priority (1)
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CN201210195015.9A CN103480662A (en) | 2012-06-14 | 2012-06-14 | Guide wheel bearing sealing structure in liquid |
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CN103480662A true CN103480662A (en) | 2014-01-01 |
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CN201210195015.9A Pending CN103480662A (en) | 2012-06-14 | 2012-06-14 | Guide wheel bearing sealing structure in liquid |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108662393A (en) * | 2018-06-08 | 2018-10-16 | 浙江大口日用品有限公司 | A kind of medical inspection device |
CN108758239A (en) * | 2018-06-08 | 2018-11-06 | 浙江大口日用品有限公司 | A kind of modern medical service detection device |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4025132A (en) * | 1974-10-01 | 1977-05-24 | Wada Seiko Kabushiki Kaisha (Wada Seiko Co., Ltd.) | Bearing unit |
SU1532109A1 (en) * | 1987-08-04 | 1989-12-30 | Производственное объединение "Уралмаш" | Roller support for rolling mill roller table |
CN201301959Y (en) * | 2008-11-28 | 2009-09-02 | 天津钢铁有限公司 | Dustproof sealing device |
CN201357881Y (en) * | 2009-01-08 | 2009-12-09 | 杨洪根 | End surface sealed bearing as well as bearing wheel, drag chain wheel and guiding wheel provided with the same |
CN201483658U (en) * | 2009-09-11 | 2010-05-26 | 中国电子科技集团公司第四十五研究所 | Reel device for semiconductor dedicated equipment |
CN201763927U (en) * | 2010-09-11 | 2011-03-16 | 成都嘉陵华西光学精密机械有限公司 | Dustproof and slurry-proof idle pulley assembly |
CN202725652U (en) * | 2012-06-14 | 2013-02-13 | 江苏兴达钢帘线股份有限公司 | Sealing structure of guide wheel bearing in liquid |
-
2012
- 2012-06-14 CN CN201210195015.9A patent/CN103480662A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4025132A (en) * | 1974-10-01 | 1977-05-24 | Wada Seiko Kabushiki Kaisha (Wada Seiko Co., Ltd.) | Bearing unit |
SU1532109A1 (en) * | 1987-08-04 | 1989-12-30 | Производственное объединение "Уралмаш" | Roller support for rolling mill roller table |
CN201301959Y (en) * | 2008-11-28 | 2009-09-02 | 天津钢铁有限公司 | Dustproof sealing device |
CN201357881Y (en) * | 2009-01-08 | 2009-12-09 | 杨洪根 | End surface sealed bearing as well as bearing wheel, drag chain wheel and guiding wheel provided with the same |
CN201483658U (en) * | 2009-09-11 | 2010-05-26 | 中国电子科技集团公司第四十五研究所 | Reel device for semiconductor dedicated equipment |
CN201763927U (en) * | 2010-09-11 | 2011-03-16 | 成都嘉陵华西光学精密机械有限公司 | Dustproof and slurry-proof idle pulley assembly |
CN202725652U (en) * | 2012-06-14 | 2013-02-13 | 江苏兴达钢帘线股份有限公司 | Sealing structure of guide wheel bearing in liquid |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108662393A (en) * | 2018-06-08 | 2018-10-16 | 浙江大口日用品有限公司 | A kind of medical inspection device |
CN108758239A (en) * | 2018-06-08 | 2018-11-06 | 浙江大口日用品有限公司 | A kind of modern medical service detection device |
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Application publication date: 20140101 |