CN104454875A - Fixing and clamping assembly with fixed-distance steady-pressure quick releasing unthreaded bolt and unthreaded nut - Google Patents

Fixing and clamping assembly with fixed-distance steady-pressure quick releasing unthreaded bolt and unthreaded nut Download PDF

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Publication number
CN104454875A
CN104454875A CN201410610772.7A CN201410610772A CN104454875A CN 104454875 A CN104454875 A CN 104454875A CN 201410610772 A CN201410610772 A CN 201410610772A CN 104454875 A CN104454875 A CN 104454875A
Authority
CN
China
Prior art keywords
quick
nut
release
fast
release bolt
Prior art date
Application number
CN201410610772.7A
Other languages
Chinese (zh)
Inventor
赵惠光
邹刚
先世兵
魏君淑
Original Assignee
贵州航天精工制造有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 贵州航天精工制造有限公司 filed Critical 贵州航天精工制造有限公司
Priority to CN201410610772.7A priority Critical patent/CN104454875A/en
Publication of CN104454875A publication Critical patent/CN104454875A/en

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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, WEDGES, JOINTS OR JOINTING
    • F16B21/00Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
    • F16B21/02Releasable fastening devices locking by rotation
    • F16B21/04Releasable fastening devices locking by rotation with bayonet catch
    • 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, WEDGES, JOINTS OR JOINTING
    • F16B5/00Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/10Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of bayonet connections

Abstract

The invention discloses a fixed-distance steady-pressure quick releasing unthreaded bolt assembly which comprises a quick releasing nut and a quick releasing bolt. The fixed-distance steady-pressure quick releasing unthreaded bolt assembly is fixed in clamping distance and clamping force. A connected face is parallel to a mounting reference surface after assembly, the clamping force is even everywhere, and assembling and disassembling are rapid. The fixed-distance steady-pressure quick releasing unthreaded bolt assembly is reliable in performance, simple in structure, low in cost and convenient to use and maintain.

Description

A kind of spacing constant-pressure quick-release polished rod bolt shank nut fixes to clamp assembly

Technical field

The present invention relates to component of machine processing technique field, particularly spacing constant-pressure quick-release polished rod bolt shank nut fixes to clamp assembly, can obtain fixing clamping distance (adding layer thickness to determine) and fixing clamping force.Shorten clamping simultaneously and drive distance, increase substantially installing/dismounting efficiency.Be applicable to add layer thickness certain, be connected face after assembling parallel with reference for installation requirement, everywhere clamping force uniformity, need the mechanical connection place of frequent installing/dismounting.

Background technique

At present in high-tech area Course Exercise in Machinery Elements Design, integrate multifunctionality, volume is little, high-end fastener technology requirement that reliability is strong is high, complex structure, technology difficulty are large, expensive.Often require to require the clamping force that clamping distance (adding layer thickness to determine) is fixing and fixing in use in Modern mechanical design.Be connected face after assembling parallel with reference for installation requirement, everywhere clamping force uniformity, installing/dismounting is quick.Reach above-mentioned requirements conventional design to need to adopt complicated mechanical structure.The invention provides a kind of spacing constant-pressure quick-release polished rod bolt assembly that a kind of mechanical structure form can solve an above-mentioned difficult problem.Collection clamping distance is fixed, clamping force is fixed.Be connected face after assembling parallel with reference for installation, everywhere clamping force uniformity, installing/dismounting is fast integrated.Prospect is splendid has promotional value.

Summary of the invention

The object of the invention is to, a kind of spacing constant-pressure quick-release polished rod bolt shank nut is provided to fix to clamp assembly, its using method: by quick-release bolt through joining plate I, fast removing nut is arranged on quick-release bolt by joining plate II, the fast removing nut twisting hex surface of fast removing nut is turned with hexagon wrench, by the locking nail inclined-plane driving principle on the locking slot on quick-release bolt and fast removing nut, quick-release bolt support surface and quick-release nut support face is made tightly to be pressed on joining plate I and joining plate II, be cylndrical surface Spielpassung between quick-release bolt and fast removing nut in assembly process, with locking slot and locking nail guide-localization.Because the distance of locking slot to quick-release bolt support surface is fixed, so the pressure that this assembly produces is definite value.Adopt symmetrical inclined-plane driving design to drive apart from short, achieve quick mounting dismounting.The present invention collects that clamping distance is fixed, clamping force is fixed.Be connected face after assembling parallel with reference for installation, everywhere clamping force uniformity, installing/dismounting is fast integrated.Reliable performance, working service is very convenient.

Technological scheme of the present invention

There is provided a kind of spacing constant-pressure quick-release polished rod bolt assembly and using method thereof, it is formed: comprise fast removing nut 4, quick-release bolt 5.

Aforementioned fast removing nut 4 comprises quick-release nut top surface 16, fast removing nut chamfering 17, quick-release nut support face 18, fast removing nut twisting hex surface 19, twisting hex surface inner cylindrical surface 20, locking nail 21.Fast removing nut 4 adopt unthreaded hole locking nail design locking key drive distance comparatively regular screw threads drive shortening about 400%, difficulty of processing greatly reduces and efficiently avoid internal thread machining, has saved manufacture cost.

Material selec-tion structural carbon steel 30#, 35#, 45#; The blank upsetting that the good materials of thermoplasticity such as Alloy Constructional Steel structural steel 40Cr, 30CrMnSi, 40CrNiMo, 38CrA are convenient to part is shaping.

Aforementioned quick-release bolt 5 comprises quick-release bolt end surface chamfer 6, locking slot 7, locking slot side 8, locking slot bottom surface 9, locking slot arc surface 10, quick-release bolt support surface 11, quick-release bolt hex surface chamfering 12, quick-release bolt end face 13, quick-release bolt circle cylinder 14, quick-release bolt twisting hex surface 15, quick-release bolt 5 adopts without the design of screw thread polished rod easy to process with low cost, inclined-plane driving principle design driven is apart from short, and installing/dismounting is quick.Distance between adjustment locking slot 7 to quick-release bolt support surface 11 can obtain and fix to clamp arbitrarily distance, fix to clamp power.

Material selec-tion structural carbon steel 30#, 35#, 45#; The blank upsetting that the good materials of thermoplasticity such as Alloy Constructional Steel structural steel 40Cr, 30CrMnSi, 40CrNiMo, 38CrA are convenient to part is shaping.

Compared with prior art, the invention provides a kind of spacing constant-pressure quick-release polished rod bolt assembly and using method thereof: fast removing nut 4 in assembly process, the locking key of quick-release bolt 5 polished rod Spielpassung connects, without threaded connection design, easy installation and removal is quick, and this is one of key of the present invention.

Spacing constant-pressure quick-release polished rod bolt assembly 1 provided by the invention comprises fast removing nut 4, quick-release bolt 5, quick-release polished rod spiral shell has quick-release polished rod bolt end surface chamfer 6, locking slot 7, locking slot side 8, locking slot bottom surface 9, locking slot arc surface 10, quick-release bolt support surface 11, quick-release bolt hex surface chamfering 12, quick-release bolt end face 13, quick-release bolt circle cylinder 14, quick-release bolt twisting hex surface 15; Have quick-release nut top surface 16 without on the fast removing nut 4 of screw thread, fast removing nut chamfering 17, quick-release nut support face 18, fast removing nut twisting hex surface 19, in twisting hex surface inner cylindrical surface 20, is provided with locking nail 21, and suitable collection clamping distance is fixed, clamping force is fixed.Be connected face after assembling parallel with reference for installation, everywhere clamping force uniformity, installing/dismounting is fast integrated.Become screw thread clamping into locking key clamping, reliable performance, working service is very convenient, and this is key two of the present invention.

Quick-release bolt, adopt without the design of screw thread polished rod easy to process with low cost, inclined-plane driving principle design driven is apart from short, and installing/dismounting is quick.Become screw drive into inclined-plane driving, this is key three of the present invention.

Fast removing nut 4 adopts unthreaded hole locking nail to design locking key and drives distance comparatively regular screw threads driving shortening about 400%, difficulty of processing greatly reduces and efficiently avoid internal thread machining, saved manufacture cost, locking key drives, clamped integrated design, this is key four of the present invention.

Material selec-tion structural carbon steel 30#, 35#, 45#; The blank upsetting that the good materials of thermoplasticity such as Alloy Constructional Steel structural steel 40Cr, 30CrMnSi, 40CrNiMo, 38CrA are convenient to part is shaping, and selection range is wide, with low cost, and this is key five of the present invention.

Therefore the present invention is the another important member in mechanical connection component field.The present invention owing to taking above technological scheme, its beneficial effect: collection clamping distance is fixed, clamping force fixes.Be connected face after assembling parallel with reference for installation, everywhere clamping force uniformity, installing/dismounting is fast integrated.Reliable performance, structure are simple, with low cost, and working service is convenient.

Accompanying drawing explanation

Fig. 1-1 is the structural representation that spacing constant-pressure quick-release polished rod bolt shank nut of the present invention fixes to clamp assembly.

Fig. 1-2 is the plan view of Fig. 1-1.

Fig. 2-1 is the structural representation of quick-release bolt.

Fig. 2-2 is the plan view of Fig. 2-2.

Fig. 3-1 is quick-release nut structure schematic diagram.

Fig. 3-2 is the plan view of Fig. 3-1.

Fig. 4 spacing constant-pressure of the present invention quick-release polished rod bolt shank nut fixes to clamp the application example figure of assembly.

In figure: 1-spacing constant-pressure quick-release polished rod bolt assembly, 2-joining plate I, 3-joining plate II, 4-is without the fast removing nut of screw thread, 5-quick-release bolt, 6-quick-release bolt end surface chamfer, 7-locking slot, 8-locking slot side, 9-locking slot bottom surface, 10-locking slot arc surface, 11-quick-release bolt support surface, 12-quick-release bolt hex surface chamfering, 13-quick-release bolt end face, 14-quick-release bolt circle cylinder, 15-quick-release bolt twisting hex surface, 16-is without screw thread quick-release nut top surface, the fast removing nut chamfering of 17-, 18-quick-release nut support face, 19-fast removing nut twisting hex surface, 20-twisting hex surface inner cylindrical surface, 21-locking nail.

Embodiment

Below in conjunction with drawings and Examples, the present invention is described in further detail.But not as any limitation of the invention foundation.

Embodiment, spacing constant-pressure quick-release polished rod bolt shank nut fixes to clamp assembly, comprising: without the fast removing nut 4 of screw thread, polished rod quick-release bolt 5, has chamfering 6 at its quick-release bolt 5 end face, the circumferential surface of quick-release bolt 5 has locking slot 7, locking slot side 8, locking slot bottom surface 9, locking slot arc surface 10, quick-release bolt support surface 11, quick-release bolt hex surface chamfering 12, quick-release bolt end face 13, quick-release bolt circle cylinder 14, quick-release bolt twisting hex surface 15; Have quick-release nut top surface 16 without the fast removing nut 4 of screw thread, fast removing nut chamfering 17, quick-release nut support face 18, fast removing nut twisting hex surface 19, twisting hex surface inner cylindrical surface 20, fast removing nut 4 circumferential inner wall is provided with symmetrical locking nail 21.

Its using method is: by quick-release bolt 5 through joining plate I 2, fast removing nut 4 is arranged on quick-release bolt 5 by joining plate II 3, the fast removing nut twisting hex surface 19 of fast removing nut 4 is turned with hexagon wrench, by the locking slot 7 on quick-release bolt 5 and the locking nail 21 inclined-plane driving principle on fast removing nut 4, quick-release bolt support surface 11 and quick-release nut support face 18 is made tightly to be pressed on joining plate I 2 and joining plate II 3, be cylndrical surface Spielpassung between quick-release bolt 5 and fast removing nut 4 in assembly process, with locking slot 7 and locking nail 21 guide-localization.Because the distance of locking slot 7 to quick-release bolt support surface 11 is fixed, so the pressure that this assembly produces is definite value.Adopt symmetrical inclined-plane driving design to drive apart from short, achieve quick mounting dismounting.Complete installation process.

Claims (3)

1. a spacing constant-pressure quick-release polished rod bolt shank nut fixes to clamp assembly, it is characterized in that: form and comprise, without the fast removing nut of screw thread (4), polished rod quick-release bolt (5), chamfering (6) is had at its quick-release bolt (5) end face, the circumferential surface of quick-release bolt (5) there is locking slot (7), locking slot side (8), locking slot bottom surface (9), locking slot arc surface (10), quick-release bolt support surface (11), quick-release bolt hex surface chamfering (12), quick-release bolt end face (13), quick-release bolt circle cylinder (14), quick-release bolt twisting hex surface (15), quick-release nut top surface (16) is had without the fast removing nut of screw thread (4), fast removing nut chamfering (17), quick-release nut support face (18), fast removing nut twisting hex surface (19), twisting hex surface inner cylindrical surface (20), fast removing nut (4) circumferential inner wall is provided with symmetrical locking nail (21), its using method: by quick-release bolt (5) through joining plate I (2), fast removing nut (4) is arranged on quick-release bolt (5) by joining plate II (3), the fast removing nut twisting hex surface (19) of fast removing nut (4) is turned with hexagon wrench, driven by the locking slot (7) on quick-release bolt (5) and locking nail (21) inclined-plane on fast removing nut (4), quick-release bolt support surface (11) and quick-release nut support face (18) is made tightly to be pressed on joining plate I (2) and joining plate II (3), be cylndrical surface Spielpassung between quick-release bolt (5) and fast removing nut (4) in assembly process, with locking slot (7) and locking nail (21) guide-localization, locking slot (7) is fixed to the distance of quick-release bolt support surface (11), and the pressure that this assembly produces is definite value, drives, drive apart from short with symmetrical inclined-plane, realizes quick mounting dismounting.
2. spacing constant-pressure quick-release polished rod bolt shank nut according to claim 1 fixes to clamp assembly, it is characterized in that: comprise without the fast removing nut of screw thread (4), polished rod quick-release bolt (5), describedly comprise quick-release nut top surface (16) without the fast removing nut of screw thread (4), fast removing nut chamfering (17), quick-release nut support face (18), fast removing nut twisting hex surface (19), twisting hex surface inner cylindrical surface (20), locking nail (21); The locking of unthreaded hole locking nail is adopted to drive distance comparatively regular screw threads driving shortening 400%, Material selec-tion structural carbon steel 30#, 35#, 45# without the fast removing nut of screw thread (4); The good material of Alloy Constructional Steel structural steel 40Cr, 30CrMnSi, 40CrNiMo, 38CrA thermoplasticity, the blank upsetting being convenient to part is shaping.
3. spacing constant-pressure quick-release polished rod bolt shank nut according to claim 2 fixes to clamp assembly, it is characterized in that: described polished rod quick-release bolt (5) comprises quick-release bolt end surface chamfer (6), locking slot (7), locking slot side (8), locking slot bottom surface (9), locking slot arc surface (10), quick-release bolt support surface (11), quick-release bolt hex surface chamfering (12), quick-release bolt end face (13), quick-release bolt circle cylinder (14), quick-release bolt twisting hex surface (15), quick-release bolt (5) adopts without screw thread polished rod, inclined-plane drives apart from short, distance between adjustment locking slot (7) to quick-release bolt support surface (11) can obtain and fix to clamp distance arbitrarily, fix to clamp power, Material selec-tion structural carbon steel 30#, 35#, 45#, the blank upsetting that the good material of Alloy Constructional Steel structural steel 40Cr, 30CrMnSi, 40CrNiMo, 38CrA thermoplasticity is convenient to part is shaping.
CN201410610772.7A 2014-11-04 2014-11-04 Fixing and clamping assembly with fixed-distance steady-pressure quick releasing unthreaded bolt and unthreaded nut CN104454875A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410610772.7A CN104454875A (en) 2014-11-04 2014-11-04 Fixing and clamping assembly with fixed-distance steady-pressure quick releasing unthreaded bolt and unthreaded nut

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410610772.7A CN104454875A (en) 2014-11-04 2014-11-04 Fixing and clamping assembly with fixed-distance steady-pressure quick releasing unthreaded bolt and unthreaded nut

Publications (1)

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CN104454875A true CN104454875A (en) 2015-03-25

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB270167A (en) * 1926-11-12 1927-05-05 Fred Henderson Improvements in or relating to coupling pins and the like for use with connecting rods, links and other parts of machinery
US4067090A (en) * 1976-01-07 1978-01-10 Dzus Fastener Co., Inc. Fastener
US4442561A (en) * 1978-11-29 1984-04-17 Dzus Fastener Co., Inc. Slotted fastener
CN102083701A (en) * 2008-05-30 2011-06-01 中村浩平 Connecting structure
CN201866041U (en) * 2010-10-28 2011-06-15 赖东峰 Fast-assembly positioning pin
CN102384141A (en) * 2011-11-27 2012-03-21 河南机电高等专科学校 Connecting piece with fast disassembly and assembly
CN102865278A (en) * 2012-09-17 2013-01-09 李理 Self-locking bolt for furniture
CN203516367U (en) * 2013-10-21 2014-04-02 达霆精密工业有限公司 Rotary locking structure provided with groove, rotary locking combination member and package structure

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB270167A (en) * 1926-11-12 1927-05-05 Fred Henderson Improvements in or relating to coupling pins and the like for use with connecting rods, links and other parts of machinery
US4067090A (en) * 1976-01-07 1978-01-10 Dzus Fastener Co., Inc. Fastener
US4442561A (en) * 1978-11-29 1984-04-17 Dzus Fastener Co., Inc. Slotted fastener
CN102083701A (en) * 2008-05-30 2011-06-01 中村浩平 Connecting structure
CN201866041U (en) * 2010-10-28 2011-06-15 赖东峰 Fast-assembly positioning pin
CN102384141A (en) * 2011-11-27 2012-03-21 河南机电高等专科学校 Connecting piece with fast disassembly and assembly
CN102865278A (en) * 2012-09-17 2013-01-09 李理 Self-locking bolt for furniture
CN203516367U (en) * 2013-10-21 2014-04-02 达霆精密工业有限公司 Rotary locking structure provided with groove, rotary locking combination member and package structure

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Application publication date: 20150325