CN106312882A - Tool for assembling and disassembling bolts and nuts and multifunctional sleeve of tool - Google Patents

Tool for assembling and disassembling bolts and nuts and multifunctional sleeve of tool Download PDF

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Publication number
CN106312882A
CN106312882A CN201611071866.7A CN201611071866A CN106312882A CN 106312882 A CN106312882 A CN 106312882A CN 201611071866 A CN201611071866 A CN 201611071866A CN 106312882 A CN106312882 A CN 106312882A
Authority
CN
China
Prior art keywords
sleeve
nut
bolt
collet head
head
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
CN201611071866.7A
Other languages
Chinese (zh)
Inventor
谢品
段维涵
张岚
李晓雅
吴用福
耿艳桂
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.)
Chery Automobile Co Ltd
Original Assignee
Chery Automobile Co Ltd
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 Chery Automobile Co Ltd filed Critical Chery Automobile Co Ltd
Priority to CN201611071866.7A priority Critical patent/CN106312882A/en
Publication of CN106312882A publication Critical patent/CN106312882A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00Spanners; Wrenches
    • B25B13/02Spanners; Wrenches with rigid jaws
    • B25B13/06Spanners; Wrenches with rigid jaws of socket type

Abstract

The invention relates to a tool for assembling and disassembling bolts and nuts and a multifunctional sleeve of the tool. The tool is characterized in that the tool comprises multistage sleeve heads and a tail end cover, the multistage sleeve heads are sequentially and telescopically in sleeve connection together, the length of a front sleeve head is smaller than that of a rear sleeve head in sleeve connection with the front sleeve head, and the tail end cover is arranged at the tail end of a last sleeve head. When the tool works, the multifunctional sleeve presses the bolts or the nuts, corresponding types of sleeve heads are matched with the bolts or the nuts, the sleeve head smaller than the bolts or the nuts are pressed into corresponding types of sleeve head bodies, and the sleeved heads pressed into the sleeve head bodies automatically eject after disassembly or fastening is finished. According to the tool, one sleeve can correspond to various bolts and nuts, so that assembly or disassembly efficiency is effectively improved, and the labor intensity of workers is reduced.

Description

A kind of instrument for loading and unloading bolt and nut and Multifunctional sleeve thereof
Technical field
The invention belongs to automobile assembling accessory technical field, be specifically related to a kind of instrument for loading and unloading bolt and nut and Multifunctional sleeve.
Background technology
Mechanical assembly or maintenance, the sleeve of the pneumatic or electric tool of employing, be all a sleeve correspondence one at present The bolt of individual model or nut.Such as in automobile assembling produces, same instrument needs to fasten the bolt of several models Or nut, this just requires that employee ceaselessly to change sleeve.But the structure of sleeve all must have locking mechanism, this is the biggest Add greatly employee and change the difficulty of sleeve, add the labor intensity that employee is unnecessary, waste substantial amounts of man-hour.From raising From the point of view of production efficiency and labor intensity, design an a kind of sleeve can fasten or dismantle Multiple Type bolt or Person's nut has become a kind of needs.
Summary of the invention
The present invention devises a kind of instrument for loading and unloading bolt and nut and Multifunctional sleeve thereof, which solves prior art In tighten or problem that the sleeve of demounting bolt specific purpose tool needs frequently to change.
In order to solve the technical problem of above-mentioned existence, present invention employs below scheme:
A kind of Multifunctional sleeve for loading and unloading bolt and nut, it is characterised in that: include multi-stage sleeve head and end caps, described Multi-stage sleeve head is the most telescopic to connect together, and the length of prime collet head is less than the length of the rear class collet head being socketed with it Degree, described end caps is arranged on the end of afterbody collet head;During work, this Multifunctional sleeve is pressed onto bolt or nut On, the collet head of corresponding model and described bolt or nut screw connection, the collet head less than described bolt or nut model is pushed back In the collet head body of described corresponding model;After dismantling or having fastened, the collet head automatic spring being pressed into.
Further, between the collet heads all at different levels in addition to described afterbody collet head and described end caps respectively It is provided with back-moving spring.
Further, described back-moving spring is cylindrical helical spring.
Further, in collet heads at different levels the front end in regular hexagon hole as work functional hole be used for load and unload corresponding bolt or Nut, the rear end of the collet heads all at different levels in addition to described afterbody collet head is machined with back-moving spring installing hole.
Further, two collet heads of adjacent socket, outer six prismatic surfaces of prime collet head are machined with wedge shape boss structure, It is machined with corresponding wedge-shaped groove structure on the interior regular hexagon hole hole wall of the rear class collet head being socketed with it.
Further, described afterbody collet head is the tube-in-tube structure in regular hexagon hole in a cylindrical, and its rear portion is along footpath To being machined with fastener hole to coordinate the described end caps of fastening with fastening bolt.
Further, described end caps is a ladder axle construction;The big end external diameter of described end caps with described last The external diameter of level collet head is identical;The small end of described end caps is processed into positive six prism structures, the outer cylinder of positive six prism structures On be machined with boss structure to coordinate installation with described afterbody collet head, the small end outer cylinder of described end caps also adds Work has screw radially to coordinate with described fastener hole, described fastening bolt.
Further, the big end outer face of described end caps is also machined with installing hole with pneumatic or electric with match Power driven tools assembles.
Further, described collet head has three grades.
A kind of instrument for loading and unloading bolt and nut, it is characterised in that: include any of the above-described described Multifunctional sleeve.
This kind of instrument for loading and unloading bolt and nut and Multifunctional sleeve thereof have the advantages that
(1) tighten during the present invention solves prior art or the sleeve of demounting bolt specific purpose tool needs that frequently changes to ask Topic, can only design and develop a kind of multi-functional on the basis of the bolt of a corresponding model or nut at original single sleeve Sleeve so that sleeve can the screw bolt and nut of corresponding multiple models, thus be effectively increased assembling or removal efficiency, Reduce staff labor intensity.
(2) present invention makes material and easily obtains, and using method is simple, reliability is high, efficiency is high, has industry and uses for reference property And directiveness.
(3) present invention uses the form of multiple sleeve combination, relies on the wedge-shaped groove structure of each sleeve to be connected with each other, it is possible to Bearing enough torsional strengths, rely on built-in helical spring to reach the switching between different model sleeve, operation is reliable, convenient.
Accompanying drawing explanation
Fig. 1: the present invention is for loading and unloading the perspective view of the Multifunctional sleeve of bolt and nut;
Fig. 2: the present invention is for loading and unloading the explosive view of the Multifunctional sleeve of bolt and nut;
Fig. 3: the perspective view of the first collet head in the present invention;
Fig. 4: the perspective view of the second collet head in the present invention;
Fig. 5: the perspective view of the 3rd collet head in the present invention;
Fig. 6: the front view of the first collet head in the present invention;
Fig. 7: the left view of the first collet head in the present invention;
The A-A sectional view of Fig. 8: Fig. 6;
Fig. 9: the front view of the second collet head in the present invention;
Figure 10: the left view of the second collet head in the present invention;
The B-B sectional view of Figure 11: Fig. 9;
Figure 12: the front view of the 3rd collet head in the present invention;
Figure 13: the top view of the 3rd collet head in the present invention;
The C-C sectional view of Figure 14: Figure 12.
Description of reference numerals:
1 first collet head;11 first wedge shape boss structures;Hexagonal hole in 12;13 second spring mounting holes; 2 second collet heads;21 first wedge-shaped groove structures;22 second wedge shape boss structures;23 first spring mounting holes; 3 the 3rd collet heads;31 second wedge-shaped groove structures;32 fastener holes;4 end caps;5 first back-moving springs;6— Second back-moving spring;7 fastening bolts.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the present invention will be further described:
Fig. 1 to Figure 14 shows a kind of Multifunctional sleeve for loading and unloading bolt and nut, including first collet head the 1, second sleeve The 2, the 3rd collet head 3, end caps the 4, first back-moving spring 5 and the second back-moving spring 6.
As depicted in figs. 1 and 2, first collet head the 1, second collet head 2 and the 3rd collet head 3 is the most telescopic is socketed in Together, end caps 4 is arranged on the end of the 3rd collet head 3 and is fastened by fastening bolt 7.At the first collet head 1 and end It is provided with the second back-moving spring 6 between end cap 4, between the second collet head 2 and end caps 4, is provided with the first back-moving spring 5. First back-moving spring 5 and the second back-moving spring 6 are cylindrical helical spring, and the second back-moving spring 6 is through the first of hollow structure Back-moving spring the 5, second collet head 2 and the 3rd collet head 3 are arranged between the first collet head 1 and end caps 4.First collet head The length of 1 is less than the second collet head 2, and the length of the second collet head 2 is less than the 3rd collet head 3.
As shown in Fig. 3, Fig. 6, Fig. 7 and Fig. 8, the first collet head 1 is positive six prism structures, positive six prism structures every The first wedge shape boss structure 11 all it is machined with to coordinate installation with the second collet head 2, before positive six prism structures on the outer cylinder of face Portion is machined with interior hexagonal hole 12 as work functional hole with for loading and unloading corresponding bolt and nut, and the rear portion of positive six prism structures adds Work has the second axial spring mounting hole 13 to work with the one end fits with the second back-moving spring 6.
As shown in Fig. 4, Fig. 9, Figure 10 and Figure 11, the second collet head 2 is positive six prismatic tube-in-tube structures.Second sleeve The second wedge shape boss structure 22 all it is machined with to coordinate installation with the 3rd collet head 3 on every outer cylinder of 2 outer six prisms, the Be machined with on the hole wall in regular hexagon hole in two collet heads 2 first wedge-shaped groove structure 21 with the first wedge on the first collet head 1 Shape boss structure 11 cooperating.In second collet head 2, the front end in regular hexagon hole is corresponding to be used for loading and unloading as work functional hole Bolt and nut, the rear portion of the second collet head 2 be also machined with the first axial spring mounting hole 23 with the first back-moving spring 5 one End cooperating.
As shown in Fig. 5, Figure 12, Figure 13 and Figure 14, the 3rd collet head 3 is the sleeve knot in regular hexagon hole in a cylindrical Structure.Be machined with on the hole wall in regular hexagon hole in 3rd collet head 3 second wedge-shaped groove structure 31 with on the second collet head 2 Two wedge shape boss structure 22 cooperatings.The rear portion of the 3rd collet head 3 is radially machined with fastener hole 32 to join with fastening bolt 7 Close fastening end caps 4.In 3rd collet head 3 front end in regular hexagon hole as work functional hole be used for load and unload corresponding bolt Nut.
End caps 4 is processed by a multidiameter.The big end external diameter of end caps 4 and the external diameter of the 3rd collet head 3 Identical, the big end outer face of end caps 4 is machined with square mounting hole to assemble with pneumatic or electric tool.End caps The small end of 4 is processed into positive six prism structures, every outer cylinder of positive six prism structures is all machined with boss structure with the 3rd Collet head 3 rear portion coordinates installs, and place corresponding with fastener hole 32 on the small end outer cylinder of end caps 4 is also machined with radially Screw is to coordinate with fastening bolt 7.End caps 4 little rectify be machined with inside six prism structures the second spring mounting hole with The other end of the second back-moving spring 6 coordinates.The other end of the small end end face of end cap 4 and the first back-moving spring 5 coordinates to limit the One back-moving spring 5.
In the present embodiment, each collet head all selects 45 steel as material.First collet head is applicable to the bolt and nut of M10, Second collet head is applicable to the bolt and nut of M16, and the 3rd collet head is applicable to the bolt and nut of M24.
When running into the nut needing fastening or the good several models of dismounting in process of production, can be directly by this Multifunctional cover Cylinder is pressed onto on nut, and the collet head less than nut model will be pressed back in rear class sleeve body, corresponding type on Multifunctional sleeve Number collet head and bolt or nut screw connection;After dismantling or having fastened, the collet head being pressed into is by back-moving spring Effect is lower ejects.
The present invention solves and tightens in prior art or the sleeve of demounting bolt specific purpose tool needs that frequently changes to ask Topic, can only design and develop a kind of multi-functional on the basis of the bolt of a corresponding model or nut at original single sleeve Sleeve so that sleeve can the screw bolt and nut of corresponding multiple models, thus be effectively increased assembling or removal efficiency, Reduce staff labor intensity.
The present invention makes material and easily obtains, and using method is simple, reliability is high, efficiency is high, have industry use for reference property and Directiveness.
The present invention uses the form of multiple sleeve combination, relies on the wedge-shaped groove structure of each sleeve to be connected with each other, it is possible to hold By enough torsional strengths, relying on built-in helical spring to reach the switching between different model sleeve, operation is reliable, convenient.
Above in conjunction with accompanying drawing, the present invention is carried out exemplary description, it is clear that the realization of the present invention is not by aforesaid way Restriction, as long as have employed method design and the various improvement that carry out of technical scheme of the present invention or the most improved by the present invention Design and technical scheme directly apply to other occasion, the most within the scope of the present invention.

Claims (10)

1. the Multifunctional sleeve being used for loading and unloading bolt and nut, it is characterised in that: include multi-stage sleeve head and end caps, institute Stating that multi-stage sleeve head is the most telescopic to connect together, the length of prime collet head is less than the rear class collet head being socketed with it Length, described end caps is arranged on the end of afterbody collet head;During work, this Multifunctional sleeve is pressed onto bolt or spiral shell On mother, the collet head of corresponding model and described bolt or nut screw connection, the collet head less than described bolt or nut model is pressed Return in the collet head body of described corresponding model;After dismantling or having fastened, the collet head automatic spring being pressed into.
Multifunctional sleeve for loading and unloading bolt and nut the most according to claim 1, it is characterised in that: except described last Back-moving spring it is provided with respectively between collet heads all at different levels and described end caps outside level collet head.
Multifunctional sleeve for loading and unloading bolt and nut the most according to claim 2, it is characterised in that: described back-moving spring It is cylindrical helical spring.
4. according to the Multifunctional sleeve for loading and unloading bolt and nut described in Claims 2 or 3, it is characterised in that: sleeves at different levels Head in regular hexagon hole front end as work functional hole be used for load and unload corresponding bolt or nut, except described afterbody sleeve The rear end of the collet heads all at different levels outside Tou is machined with back-moving spring installing hole.
5. according to the arbitrary described Multifunctional sleeve for loading and unloading bolt and nut of Claims 1-4, it is characterised in that: adjacent Two collet heads of socket, outer six prismatic surfaces of prime collet head are machined with wedge shape boss structure, the rear class sleeve being socketed with it It is machined with corresponding wedge-shaped groove structure on the interior regular hexagon hole hole wall of head.
6. according to the arbitrary described Multifunctional sleeve for loading and unloading bolt and nut of claim 1 to 5, it is characterised in that: described Afterbody collet head is the tube-in-tube structure in regular hexagon hole in a cylindrical, its rear portion be radially machined with fastener hole with tightly Fixing bolt coordinates the described end caps of fastening.
7. according to the arbitrary described Multifunctional sleeve for loading and unloading bolt and nut of claim 1 to 6, it is characterised in that: described End caps is a ladder axle construction;The big end external diameter of described end caps is identical with the external diameter of described afterbody collet head; The small end of described end caps is processed into positive six prism structures, the outer cylinder of positive six prism structures is machined with boss structure with Described afterbody collet head coordinates to be installed, the small end outer cylinder of described end caps is also machined with screw radially with institute State fastener hole, described fastening bolt coordinates.
Multifunctional sleeve for loading and unloading bolt and nut the most according to claim 7, it is characterised in that: described end caps Big end outer face on be also machined with installing hole with the pneumatic or electric tool assembling matched.
9. according to the arbitrary described Multifunctional sleeve for loading and unloading bolt and nut of claim 1 to 8, it is characterised in that: described Collet head has three grades.
10. the instrument being used for loading and unloading bolt and nut, it is characterised in that: include any of the above-described described Multifunctional sleeve.
CN201611071866.7A 2016-11-29 2016-11-29 Tool for assembling and disassembling bolts and nuts and multifunctional sleeve of tool Pending CN106312882A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611071866.7A CN106312882A (en) 2016-11-29 2016-11-29 Tool for assembling and disassembling bolts and nuts and multifunctional sleeve of tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611071866.7A CN106312882A (en) 2016-11-29 2016-11-29 Tool for assembling and disassembling bolts and nuts and multifunctional sleeve of tool

Publications (1)

Publication Number Publication Date
CN106312882A true CN106312882A (en) 2017-01-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611071866.7A Pending CN106312882A (en) 2016-11-29 2016-11-29 Tool for assembling and disassembling bolts and nuts and multifunctional sleeve of tool

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107900955A (en) * 2017-09-30 2018-04-13 国网浙江省电力公司衢州供电公司 Electric wrench modular sleeve

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5163344A (en) * 1991-10-18 1992-11-17 Mathers William S Adjustable socket apparatus
CN102350678A (en) * 2011-09-28 2012-02-15 河南科技大学 Multi-specification sleeve
US20120137837A1 (en) * 2010-12-01 2012-06-07 Souma Masaaki Bolt-nut turning multi socket
CN203045613U (en) * 2012-09-10 2013-07-10 张家港市大新家力五金工具厂 Integral multi-functional square connector and repair tool
CN203343967U (en) * 2013-07-24 2013-12-18 国家电网公司 Combined sleeve
CN103722518A (en) * 2013-12-31 2014-04-16 众泰控股集团有限公司 Bolt disassembling and assembling sleeve

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5163344A (en) * 1991-10-18 1992-11-17 Mathers William S Adjustable socket apparatus
US20120137837A1 (en) * 2010-12-01 2012-06-07 Souma Masaaki Bolt-nut turning multi socket
CN102350678A (en) * 2011-09-28 2012-02-15 河南科技大学 Multi-specification sleeve
CN203045613U (en) * 2012-09-10 2013-07-10 张家港市大新家力五金工具厂 Integral multi-functional square connector and repair tool
CN203343967U (en) * 2013-07-24 2013-12-18 国家电网公司 Combined sleeve
CN103722518A (en) * 2013-12-31 2014-04-16 众泰控股集团有限公司 Bolt disassembling and assembling sleeve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107900955A (en) * 2017-09-30 2018-04-13 国网浙江省电力公司衢州供电公司 Electric wrench modular sleeve

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Application publication date: 20170111

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