CN107448471A - 并条套筒结合件 - Google Patents

并条套筒结合件 Download PDF

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Publication number
CN107448471A
CN107448471A CN201610361198.5A CN201610361198A CN107448471A CN 107448471 A CN107448471 A CN 107448471A CN 201610361198 A CN201610361198 A CN 201610361198A CN 107448471 A CN107448471 A CN 107448471A
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CN
China
Prior art keywords
needle
bearing
joint member
sleeve joint
cages
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Pending
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CN201610361198.5A
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English (en)
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不公告发明人
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Individual
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Individual
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Priority to CN201610361198.5A priority Critical patent/CN107448471A/zh
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Classifications

    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01HSPINNING OR TWISTING
    • D01H5/00Drafting machines or arrangements ; Threading of roving into drafting machine
    • D01H5/18Drafting machines or arrangements without fallers or like pinned bars
    • D01H5/56Supports for drafting elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/44Needle bearings
    • F16C19/46Needle bearings with one row or needles
    • F16C19/463Needle bearings with one row or needles consisting of needle rollers held in a cage, i.e. subunit without race rings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/34Rollers; Needles

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

本发明涉及一种并条套筒结合件,即纺纱并条机械中支撑并条皮辊芯轴旋转的并条套筒结合件,特别是一种并条套筒结合件中的滚针轴承结构,属于纺织轴承专件制造技术领域。它包括轴承外圈、滚针和滚针保持架,所述滚针的长度为30mm;所述滚针嵌镶在滚针保持架中;所述滚针和滚针保持架装在轴承外圈内且滚针能在轴承外圈的内孔中作约束滚动。由于本发明增加了滚针轴承的工作长度,因而使轴承的承载能力加大,不仅能成倍在提高轴承的使用寿命,还能有效地延长与其配合使用的并条芯轴的使用周期。本发明具有承载大、使用寿命长、结合件的装配工艺简单等优点。

Description

并条套筒结合件
技术领域
本发明涉及一种并条套筒结合件,即纺纱并条机械中支撑并条皮辊芯轴旋转的并条套筒结合件,特别是一种并条套筒结合件中的滚针轴承结构,属于纺织轴承专件制造技术领域。
背景技术
传统并条套筒结合件中用于支撑并条皮辊芯轴旋转的轴承,一般选用两只滚针轴承作为滚动体旋转支撑在并条芯轴的一端,这种旋转支撑形式存在着支撑面小、轴承的承载大、容易磨损,因而使轴承的使用寿命短。且结合件的装配复杂、两只轴承之间的同轴度得不到保证,再度加急了轴承的提前失效。由于轴承的磨损加急,又导致了作为轴承内圈用的并条芯轴外圆的磨损骤急,造成了轴承和芯轴双双提前报费。增大了纺纱成本且纺纱质量还得不到应有的保证。因此,设计出一种有效提高并条套筒结合件轴承的使用寿命,有效延长并条皮轴芯轴使用周期的并条套筒结合件轴承具有重要意义。
发明内容
为了克服现有并条套筒结合件轴承存在着的摩损严重问题,本发明提供一种并条套筒结合件。
它采用以下方式实现:它包括轴承外圈、滚针和滚针保持架,所述滚针的长度为30mm;所述滚针嵌镶在滚针保持架中;所述滚针和滚针保持架装在轴承外圈内且滚针能在轴承外圈的内孔中作约束滚动。由于本发明增加了滚针轴承的工作长度,因而使轴承的承载能力加大,不仅能成倍在提高轴承的使用寿命,还能有效地延长与其配合使用的并条芯轴的使用周期。
本发明具有承载大、使用寿命长、结合件的装配工艺简单等优点。
附图说明
附图1为本发明剖视结构示意图;
附图2为本发明在实际使用中的工作状态图。
在附图1中:1轴承外壳、2滚针、3滚针保持架。
在附图2中:4套筒、5球垫、6垫圈、7钢球、8卡簧、9并条芯轴。
具体实施方式
以下结合附图,对本发明作进一步详细描述。
附图1所示,选用长度为30mm、直径为¢2。8mm的滚针2作为轴承的滚动体。将滚针保持架3放入轴承外壳1的孔内,用专用钳将滚针2一粒一粒地嵌镶在滚针保持架3中,即成为一个滚针轴承的整体。
附图2所示,在套筒4的内孔内端依次装入球垫5、嵌入钢球7、垫上垫圈6、滚针轴承的整体,最后以卡簧8轴向固定。再插入并条芯轴9作为滚动支撑的外圆柱面,即形成并条芯轴与轴承套筒接合件的工作状态。由于本发明采用较长的滚针轴承作为并条芯轴旋转支撑的滚动体,以使滚针的支撑长度增加了三分之一之多,因而使套筒接合件的承载能力也增加了至少三分之一。相应,并条芯轴的支撑面也同步增加。因此,并条芯轴和套筒接合件的使用寿命得到了有效的提高。

Claims (3)

1.一种并条套筒结合件,它包括轴承外圈、滚针和滚针保持架,所述滚针的长度为30mm。
2.根据权利要求1所述的一种并条套筒结合件,其特征在于所述滚针嵌镶在滚针保持架中。
3.根据权利要求1和2所述的一种并条套筒结合件,其特征在于所述滚针和滚针保持架装在轴承外圈内且滚针能在轴承外圈的内孔中作约束滚动。
CN201610361198.5A 2016-05-30 2016-05-30 并条套筒结合件 Pending CN107448471A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610361198.5A CN107448471A (zh) 2016-05-30 2016-05-30 并条套筒结合件

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610361198.5A CN107448471A (zh) 2016-05-30 2016-05-30 并条套筒结合件

Publications (1)

Publication Number Publication Date
CN107448471A true CN107448471A (zh) 2017-12-08

Family

ID=60484659

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610361198.5A Pending CN107448471A (zh) 2016-05-30 2016-05-30 并条套筒结合件

Country Status (1)

Country Link
CN (1) CN107448471A (zh)

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