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CN106917803A - 一种多用组合螺栓 - Google Patents

一种多用组合螺栓 Download PDF

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Publication number
CN106917803A
CN106917803A CN201710248337.8A CN201710248337A CN106917803A CN 106917803 A CN106917803 A CN 106917803A CN 201710248337 A CN201710248337 A CN 201710248337A CN 106917803 A CN106917803 A CN 106917803A
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CN
China
Prior art keywords
bolt
cylinder
oil groove
stairstepping
hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710248337.8A
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English (en)
Inventor
耿晓曦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Wisdom Machinery Co Ltd
Original Assignee
Jiangsu Wisdom Machinery Co Ltd
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Filing date
Publication date
Application filed by Jiangsu Wisdom Machinery Co Ltd filed Critical Jiangsu Wisdom Machinery Co Ltd
Priority to CN201710248337.8A priority Critical patent/CN106917803A/zh
Publication of CN106917803A publication Critical patent/CN106917803A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Actuator (AREA)

Abstract

一种多用组合螺栓,螺栓本体由油缸和活塞组成。所述油缸内孔为阶梯形通孔,在阶梯形通孔阶梯面上设有油槽,在油槽底部设有与油槽相通的油孔,在油槽上下两侧分别设有密封圈;所述活塞为与油缸内孔相配的阶梯形圆柱体,在圆柱体中间轴向设有圆形通孔,在圆形通孔四周轴向设有多个穿透螺纹孔。在所述圆形通孔上设有可换螺栓,在所述多个穿透螺纹孔上分别设有顶推螺栓。本多用组合螺栓既具有预紧速度快、预紧均匀和精确的优点,又具有通过更换可换螺栓与多种规格尺寸的大型机械零件的螺纹孔或大型螺母相配合的优点。

Description

一种多用组合螺栓
技术领域
本发明涉及一种多用组合螺栓,属于螺栓制造领域。
背景技术
目前预紧大型机械零件所用大型螺栓,在与大型机械零件的螺纹孔或大型螺母相配时,均为单一生配对,即一种大型螺栓只能与其尺寸规格相同的大型机械零件的螺纹孔或大型螺母相配,当大型机械零件的螺纹孔或大型螺母尺寸规格发生改变时,大型螺栓本体必须全部更换,浪费资源与人力。
发明内容
针对现有大型螺栓存在的不足,本发明提供一种多用组合螺栓,其由螺栓本体组成。其特征在于:所述螺栓本体由油缸和活塞组成。所述油缸内孔为阶梯形通孔,在阶梯形通孔阶梯面上设有油槽,在油槽底部设有与油槽相通的油孔,在油孔上径向设有接头,在所述油槽上下两侧分别设有密封圈;所述活塞为与油缸内孔相配的阶梯形圆柱体,在阶梯形圆柱体中间轴向设有圆形通孔,在圆形通孔四周轴向设有多个穿透螺纹孔。在所述圆形通孔上设有可换螺栓,在可换螺栓的顶部设有六角孔。在所述多个穿透螺纹孔上分别设有顶推螺栓,顶推螺栓的顶端分别与设于油缸上端面的垫片相接触。
本发明的有益效果是:既具有快速、均匀、精确预紧的优点,又
具有通过更换螺栓本体上可换螺栓的尺寸规格,实现一个螺栓本体可与多个大型机械零件的螺纹孔或大型螺母相配,节约原材料与制造成本的优点。
附图说明
图1是本发明的结构示意图。
图2是图1的俯视图。
图中:1.油缸,2.活塞,11.内孔,12.油槽,13.油孔,14.接头,15.密封圈,16.垫片,21.圆形通孔,22.螺纹孔,23.可换螺栓,24.顶推螺栓,231.六角孔。
具体实施方式
如图1和图2所示,本发明提供了一种多用组合螺栓,由螺栓本体组成,所述螺栓本体由油缸1和活塞2组成。所述油缸1内孔11为阶梯形通孔,在阶梯形通孔阶梯面上设有油槽12,在油槽12底部设有与油槽12相通的油孔13,在油孔13上径向设有接头14,在所述油槽12上下两侧分别设有密封圈15;所述活塞2为与油缸1内孔11相配的阶梯形圆柱体,在阶梯形圆柱体中间轴向设有圆形通孔21,在圆形通孔21四周轴向设有多个穿透螺纹孔22。在所述圆形通孔21上设有可换螺栓23,在可换螺栓23的顶部设有六角孔231。在所述多个穿透螺纹孔22上分别设有顶推螺栓24,顶推螺栓24的顶端分别与设于油缸1上端面的垫片16相接触。

Claims (2)

1.一种多用组合螺栓,由螺栓本体组成,其特征在于:所述螺栓本体由油缸和活塞组成,所述油缸内孔为阶梯形通孔,在阶梯形通孔阶梯面上设有油槽,在油槽底部设有与油槽相通的油孔,在油孔上径向设有接头;所述活塞为与油缸内孔相配的阶梯形圆柱体,在阶梯形圆柱体中间轴向设有圆形通孔,在圆形通孔四周轴向设有多个穿透螺纹孔,在所述圆形通孔上设有可换螺栓,在可换螺栓的顶部设有六角孔,在所述多个穿透螺纹孔上分别设有顶推螺栓,顶推螺栓的顶端分别与设于油缸上端面的垫片相接触。
2.根据权利要求1所述的多用组合螺栓,其特征在于:所述油槽上下两侧分别设有密封圈。
CN201710248337.8A 2017-04-17 2017-04-17 一种多用组合螺栓 Pending CN106917803A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710248337.8A CN106917803A (zh) 2017-04-17 2017-04-17 一种多用组合螺栓

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710248337.8A CN106917803A (zh) 2017-04-17 2017-04-17 一种多用组合螺栓

Publications (1)

Publication Number Publication Date
CN106917803A true CN106917803A (zh) 2017-07-04

Family

ID=59568024

Family Applications (1)

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CN201710248337.8A Pending CN106917803A (zh) 2017-04-17 2017-04-17 一种多用组合螺栓

Country Status (1)

Country Link
CN (1) CN106917803A (zh)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1584158A (en) * 1976-05-13 1981-02-04 Sulzer Ag Tensioning device for tensioning a rod
CN2290441Y (zh) * 1997-04-28 1998-09-09 通州市东亚液压工具有限责任公司 螺栓液压上紧装置
CN201100299Y (zh) * 2007-02-09 2008-08-13 南通高盛机械制造有限公司 多级顶推紧固器
CN102267050A (zh) * 2011-01-25 2011-12-07 南通高盛机械制造有限公司 一种自动复位螺栓液压预紧装置
CN202606603U (zh) * 2012-04-28 2012-12-19 无锡市阳通机械设备有限公司 滚气管管箍压紧装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1584158A (en) * 1976-05-13 1981-02-04 Sulzer Ag Tensioning device for tensioning a rod
CN2290441Y (zh) * 1997-04-28 1998-09-09 通州市东亚液压工具有限责任公司 螺栓液压上紧装置
CN201100299Y (zh) * 2007-02-09 2008-08-13 南通高盛机械制造有限公司 多级顶推紧固器
CN102267050A (zh) * 2011-01-25 2011-12-07 南通高盛机械制造有限公司 一种自动复位螺栓液压预紧装置
CN202606603U (zh) * 2012-04-28 2012-12-19 无锡市阳通机械设备有限公司 滚气管管箍压紧装置

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