CN104908005B - A kind of stud is installed and extracting tool - Google Patents
A kind of stud is installed and extracting tool Download PDFInfo
- Publication number
- CN104908005B CN104908005B CN201510348153.XA CN201510348153A CN104908005B CN 104908005 B CN104908005 B CN 104908005B CN 201510348153 A CN201510348153 A CN 201510348153A CN 104908005 B CN104908005 B CN 104908005B
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- CN
- China
- Prior art keywords
- nut
- lock lever
- chamfered edge
- check lock
- edge overcoat
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/143—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same for installing wire thread inserts or tubular threaded inserts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
- Connection Of Plates (AREA)
Abstract
A kind of stud is installed and extracting tool, the application tail end is fixed with the first spanner, it is cased with nut on described check lock lever, described check lock lever is fixed in chamfered edge overcoat by nut, described chamfered edge overcoat is fixed with the second spanner by the outer end of the first spanner side, pre-load nut is had in described chamfered edge overcoat opposite side, described check lock lever head end passes pre-load nut, described check lock lever head end is fixed in pre-load nut by straight pin, described spring is in chamfered edge overcoat, described spring one end props up nut, the described spring other end props up pre-load nut, chimb binding nut is had on described pre-load nut, porose back-up ring on described chimb binding nut, described chimb binding nut and hole back-up ring are in the end of chamfered edge overcoat.It is easy to assembly, reliable for the present invention.Simple in construction, dismounting flexibly, uses easily, cheap for manufacturing cost, can greatly reduce labour intensity, is suitable for narrow and small special space operation, fast changeable parts, the stud of effect different-diameter.
Description
Technical field
The present invention relates to stud installing/dismounting auxiliary equipment field, particularly relate to a kind of stud and install and extracting tool.
Background technology
Smelter and heavy industry unit can select stud as the securing member connecting zero at special area or narrow positions, reach some cycles using effect, therefore the equipment of its use stud fastening connection piece is many, scope is wide, but it is slow the most all to there is installation and removal medium velocity, in terms of antidetonation and shock-absorbing capacity undesirable, stud must be used again to fasten, such as it is correlated with the Wide-surface copper plate of crystallizer of mining industry and backboard is to be connected in order by stud more than 100, by molten steel high temperature when working online, circulating water, production environment is severe, a period of time can occur drainage, production is caused greater loss.
Not fastening with wide face copper coin through Inspection and analysis part stud, namely fit friction the most completely in bolt end face and copper coin screwed hole bottom surface, will be lost original fastening force affecting by expanding with heat and contract with cold, and also water and impurity constantly corrode and kills.Owing to stud quantity is many, labour intensity is big, finds that when mounting and dismounting stud staff uses control pincers to act on the face of cylinder and carries out degree of tightness operation, makes some bolts coordinate tighter screw thread to twist the most on earth, so normal production just can be affected, increase labour intensity.
Summary of the invention
For problem above, the present invention provides a kind of stud to install and extracting tool, and it is easy to assembly, reliable.nullSimple in construction，Dismounting is flexibly,Use easily，Cheap for manufacturing cost，Labour intensity can be greatly reduced，It is suitable for narrow and small special space operation，Fast changeable parts,The stud of effect different-diameter，For reaching this purpose，The present invention provides a kind of stud to install and extracting tool，Including check lock lever、Nut、Chamfered edge overcoat、Spring、Straight pin、Pre-load nut、Chimb binding nut、Hole back-up ring、First spanner and the second spanner，Described check lock lever is inserted in chamfered edge overcoat，Described check lock lever tail end is fixed with the first spanner，It is cased with nut on described check lock lever，Described check lock lever is fixed in chamfered edge overcoat by nut，Described chamfered edge overcoat is fixed with the second spanner by the outer end of the first spanner side，Pre-load nut is had in described chamfered edge overcoat opposite side，Described check lock lever head end passes pre-load nut，Described check lock lever head end is fixed in pre-load nut by straight pin，Described spring is in chamfered edge overcoat，Described spring one end props up nut，The described spring other end props up pre-load nut，Chimb binding nut is had on described pre-load nut，Porose back-up ring on described chimb binding nut，Described chimb binding nut and hole back-up ring are in the end of chamfered edge overcoat.
Further improvement of the present invention, described check lock lever has scale by the outer wall of the first spanner side, can carry out corresponding fine adjustments by scale.
The present invention provides a kind of stud to install and extracting tool, and it has the advantage that
1, utilize the principle of pairs of anti-loose nut, two nuts are acted on and puts outside scale check lock lever and chamfered edge, add the length of impetus and be easy to putting of enlarging moment and spanner.
2, pre-load nut and chimb binding nut fasten on stud, on the basis of a clamping force of two screw threads and the frictional force of a faying face, adding again the frictional force that pre-load nut bottom surface is combined with stud end face, more preferable stronger dismounting stud does not produce skidding.
3, chamfered edge overcoat is done chamfered edge process and allows for special occasions and narrow space regional work, expand job area.
4, pre-load nut and chimb binding nut are designed to movable members, it is for the stud for different-diameter, as long as the pre-load nut of processing different-diameter and chimb binding nut (not changing profile), just can make a set of special stud and install and extracting tool.
5, using hole back-up ring and the pre-load nut of straight pin fast changeable different-diameter and the effect of chimb binding nut, straight pin length is more shorter than chamfered edge overcoat diameter of bore has been anticreep effect.
6, scale check lock lever is the degree of depth telling this instrument of operator to be screwed into, and whether reaches, according to data explanation, the requirement tightening scale check lock lever, in order to avoid waste strength.
7, spring acts between nut and pre-load nut, rocks in avoiding assembly 1 chamfered edge overcoat, the auxiliary strength resetted after giving the lifting of scale check lock lever, also functions to the effect that damping, buffering guides.
8, scale check lock lever and chamfered edge overcoat spanner are puted forth effort position and are provided with step, prevent instrument landing, play the effect of spacing anticreep.
Accompanying drawing explanation
Fig. 1 is that stud of the present invention is installed and extracting tool schematic diagram:
Fig. 2 is that stud of the present invention is installed and extracting tool design sketch:
Illustrate:
1, check lock lever；2, nut；3, chamfered edge overcoat；
4, spring；5, straight pin；6, pre-load nut；
7, chimb binding nut；8, hole back-up ring；9, the first spanner；
10, the second spanner；11, stud；12, pedestal.
Detailed description of the invention
Below in conjunction with drawings and Examples, invention is described in detail:
The present invention provides a kind of stud to install and extracting tool, and it is easy to assembly, reliable.Simple in construction, dismounting flexibly, uses easily, cheap for manufacturing cost, can greatly reduce labour intensity, is suitable for narrow and small special space operation, fast changeable parts, the stud of effect different-diameter.
nullAs an embodiment of the present invention，The present invention provides a kind of stud to install and extracting tool，Including check lock lever 1、Nut 2、Chamfered edge overcoat 3、Spring 4、Straight pin 5、Pre-load nut 6、Chimb binding nut 7、Hole back-up ring 8、First spanner 9 and the second spanner 10，Described check lock lever 1 is inserted in chamfered edge overcoat 3，Described check lock lever 1 tail end is fixed with the first spanner 9，It is cased with nut 2 on described check lock lever 1，Described check lock lever 1 is fixed in chamfered edge overcoat 3 by nut 2，Described chamfered edge overcoat 3 is fixed with the second spanner 10 by the outer end of the first spanner 9 side，Pre-load nut 6 is had in described chamfered edge overcoat 3 opposite side，Described check lock lever 1 head end passes pre-load nut 6，Described check lock lever 1 head end is fixed in pre-load nut 6 by straight pin 5，Described spring 4 is in chamfered edge overcoat 3，Described spring 4 one end props up nut 2，Described spring 4 other end props up pre-load nut 6，Chimb binding nut 7 is had on described pre-load nut 6，Porose back-up ring 8 on described chimb binding nut 7，Described chimb binding nut 7 and hole back-up ring 8 are in the end of chamfered edge overcoat 3.
nullAs a kind of optimal specific embodiment of the present invention，The present invention provides the schematic diagram a kind of stud as shown in Fig. 1 Fig. 2 to install and extracting tool，Including check lock lever 1、Nut 2、Chamfered edge overcoat 3、Spring 4、Straight pin 5、Pre-load nut 6、Chimb binding nut 7、Hole back-up ring 8、First spanner 9 and the second spanner 10，Described check lock lever 1 is inserted in chamfered edge overcoat 3，Described check lock lever 1 tail end is fixed with the first spanner 9，It is cased with nut 2 on described check lock lever 1，Described check lock lever 1 is fixed in chamfered edge overcoat 3 by nut 2，Described check lock lever 1 has scale by the outer wall of the first spanner 9 side，Corresponding fine adjustments can be carried out by scale，Described chamfered edge overcoat 3 is fixed with the second spanner 10 by the outer end of the first spanner 9 side，Pre-load nut 6 is had in described chamfered edge overcoat 3 opposite side，Described check lock lever 1 head end passes pre-load nut 6，Described check lock lever 1 head end is fixed in pre-load nut 6 by straight pin 5，Described spring 4 is in chamfered edge overcoat 3，Described spring 4 one end props up nut 2，Described spring 4 other end props up pre-load nut 6，Chimb binding nut 7 is had on described pre-load nut 6，Porose back-up ring 8 on described chimb binding nut 7，Described chimb binding nut 7 and hole back-up ring 8 are in the end of chamfered edge overcoat 3.
Specific works flow process of the present invention is as follows:
Parts are put workbench.
1.With straight pin, scale check lock lever and pre-load nut are linked together.
Notice that straight pin coordinates employing interference fits, straight pin length more shorter than chamfered edge overcoat diameter of bore (assembly 1) with hole.
2.Chimb binding nut is inserted in chamfered edge overcoat keyway, loads onto hole back-up ring.Notice that hole back-up ring controls chimb binding nut play, unsuitable excessive, more longer than chimb binding nut external key in processing chamfered edge overcoat keyway length, facilitate installing hole back-up ring (assembly 2).
3.Assembly 1 is loaded in assembly 2 endoporus, spring is packed into scale check lock lever, compress and screw in nut.Notice that the scale check lock lever face of cylinder and nut inner hole fit clearance are less than 0.8mm, pre-load nut and chamfered edge overcoat inner hole gap are less than 0.8mm.Install according to one stud of above step and extracting tool has assembled.
When using this instrument mounting stud, stud hand is screwed into pedestal until twisting motionless, then chimb binding nut is screwed on bolt, pre-load nut is reached through chimb binding nut, owing to centering difference not necessarily screw thread can be screwed in pre-load nut, now scale check lock lever can constantly rise by trace, observe check lock lever scale and rise size (setting of pre-load nut thickness GB), when scale value reaches a nut thickness, the scale check lock lever that turns clockwise then screws on stud bolt thread, screw-in depth is check lock lever scale initial position, at this moment stud end face and pre-load nut bottom surface may not overlap or have less frictional force.Rotating chamfered edge overcoat the most counterclockwise makes chimb binding nut fasten with pre-load nut, then stud is screwed into base bottom surface until fastening by the scale check lock lever that turns clockwise.The chamfered edge overcoat that finally turns clockwise release clamping force, back-out the most counterclockwise scale check lock lever and chamfered edge overcoat, take out stud and install and extracting tool.
During dismounting stud, also chimb binding nut is screwed on bolt, pre-load nut is reached also through chimb binding nut, scale check lock lever can constantly rise by trace, but it is greater than a nut thickness, then firmly fasten scale check lock lever, make stud end face and pre-load nut bottom surface overlap and produce the biggest frictional force.Rotate chamfered edge overcoat counterclockwise, making chimb binding nut fasten with pre-load nut, then pull chamfered edge overcoat counterclockwise, reach to take out from pedestal the purpose of stud.
The above, be only presently preferred embodiments of the present invention, is not the restriction that the present invention makees any other form, and any amendment made according to the technical spirit of the present invention or equivalent variations, still fall within scope of the present invention.
Claims (1)
- null1. a stud is installed and extracting tool，Including check lock lever (1)、Nut (2)、Chamfered edge overcoat (3)、Spring (4)、Straight pin (5)、Pre-load nut (6)、Chimb binding nut (7)、Hole is with back-up ring (8)、First spanner (9) and the second spanner (10)，It is characterized in that: described check lock lever (1) is inserted in chamfered edge overcoat (3)，Described check lock lever (1) has scale by the outer wall of the first spanner (9) side，Described check lock lever (1) tail end is fixed with the first spanner (9)，Nut (2) it is cased with on described check lock lever (1)，Described check lock lever (1) is fixed in chamfered edge overcoat (3) by nut (2)，Described chamfered edge overcoat (3) is fixed with the second spanner (10) by the outer end of the first spanner (9) side，Pre-load nut (6) is had in described chamfered edge overcoat (3) opposite side，Described check lock lever (1) head end passes pre-load nut (6)，Described check lock lever (1) head end is fixed in pre-load nut (6) by straight pin (5)，Described spring (4) is in chamfered edge overcoat (3)，Described spring (4) one end props up nut (2)，Described spring (4) other end props up pre-load nut (6)，Chimb binding nut (7) is had on described pre-load nut (6)，The upper porose back-up ring (8) of described chimb binding nut (7)，Described chimb binding nut (7) and hole back-up ring (8) are in the end of chamfered edge overcoat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510348153.XA CN104908005B (en) | 2015-06-23 | 2015-06-23 | A kind of stud is installed and extracting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510348153.XA CN104908005B (en) | 2015-06-23 | 2015-06-23 | A kind of stud is installed and extracting tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104908005A CN104908005A (en) | 2015-09-16 |
| CN104908005B true CN104908005B (en) | 2016-08-17 |
Family
ID=54077661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510348153.XA Active CN104908005B (en) | 2015-06-23 | 2015-06-23 | A kind of stud is installed and extracting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104908005B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234896B (en) * | 2015-11-12 | 2017-03-22 | 莱芜钢铁集团有限公司 | Nut disassembly and assembly device |
| CN109955190B (en) * | 2017-12-22 | 2024-02-09 | 中核核电运行管理有限公司 | Be used for remote locking destruction under water, bolt screwing assembly and disassembly tools |
| CN109746870B (en) * | 2019-03-08 | 2023-04-28 | 中铁工程装备集团有限公司 | Double-end stud screwing device |
| CN110076725A (en) * | 2019-04-30 | 2019-08-02 | 上海外高桥造船有限公司 | A kind of kind screw tool of manhole sect circle peculiar to vessel |
| CN110340830B (en) * | 2019-07-17 | 2021-10-22 | 江苏明璐不锈钢有限公司 | Rotating device for hexagonal bolt anti-skid thread |
| CN110524475A (en) * | 2019-08-30 | 2019-12-03 | 中国航发动力股份有限公司 | A kind of extracting tool and its method for dismounting of taper pin with internal thread |
| CN112720349B (en) * | 2020-12-11 | 2023-04-11 | 山西江淮重工有限责任公司 | Stud bolt assembling and disassembling device and method |
| CN112975845A (en) * | 2021-01-25 | 2021-06-18 | 东风柳州汽车有限公司 | Follow-up rotation prevention device for bolt |
| CN113084752B (en) * | 2021-03-19 | 2022-07-15 | 华东桐柏抽水蓄能发电有限责任公司 | Auxiliary device is dismantled in installation of power station water intaking valve bolt |
| CN114523450B (en) * | 2022-02-25 | 2024-06-14 | 金风科技股份有限公司 | Stud bolt screwing device |
| CN116276764A (en) * | 2022-10-19 | 2023-06-23 | 江苏拓米洛高端装备股份有限公司 | Hole sleeve mounting method based on hole sleeve mounting device |
| CN115488627A (en) * | 2022-10-20 | 2022-12-20 | 国网河南省电力公司平顶山供电公司 | Bolt dismounting device and method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4553302A (en) * | 1984-02-21 | 1985-11-19 | Rexnord Inc. | Installation tool, tangless helically coiled insert |
| CN2094427U (en) * | 1991-04-23 | 1992-01-29 | 刘弘 | Stud disassembly and assembly spanner |
| JP2001047371A (en) * | 1999-08-06 | 2001-02-20 | Tadashi Suzuki | One touch nut fastening jig |
| CN201808027U (en) * | 2010-09-10 | 2011-04-27 | 中国十五冶金建设有限公司 | Special tool for assembling and disassembling stud bolts |
| CN203343962U (en) * | 2013-04-02 | 2013-12-18 | 河北中农博远农业装备有限公司 | Installation tool for double-end stud |
| CN103659683A (en) * | 2013-12-06 | 2014-03-26 | 苏州市职业大学 | Stud mounting and dismounting tool |
-
2015
- 2015-06-23 CN CN201510348153.XA patent/CN104908005B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104908005A (en) | 2015-09-16 |
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