CN104908005A - Double-headed bolt assembling and disassembling tool - Google Patents
Double-headed bolt assembling and disassembling tool Download PDFInfo
- Publication number
- CN104908005A CN104908005A CN201510348153.XA CN201510348153A CN104908005A CN 104908005 A CN104908005 A CN 104908005A CN 201510348153 A CN201510348153 A CN 201510348153A CN 104908005 A CN104908005 A CN 104908005A
- Authority
- CN
- China
- Prior art keywords
- nut
- lock lever
- check lock
- chamfered edge
- spanner
- 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.)
- Granted
Links
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
- Connection Of Plates (AREA)
Abstract
Provided is a double-headed bolt assembling and disassembling tool. A first wrench is fixed at the tail end of the tool, a locking rod is sleeved with a nut and fixed in a feather edge outer sleeve through the nut, a second wrench is fixed at the outer end of the side, near the first wrench, of the feather edge outer sleeve, and a pre-tightening nut is arranged in the other side of the feather edge outer sleeve; the head end of the locking rod penetrates through the pre-tightening nut and is fixed in the pre-tightening nut through a straight pin, a spring is arranged in the feather edge outer sleeve, one end of the spring abuts against the nut, the other end of the spring abuts against the pre-tightening nut, a convex edge clamping nut is arranged on the pre-tightening nut, a hole check ring is arranged on the convex edge clamping nut, and the convex edge clamping nut and the hole check ring are arranged in the end of the feather edge outer sleeve. According to the double-headed bolt assembling and disassembling tool, the assembly is convenient and reliable, the structure is simple, the disassembly is flexible, use is easy, the manufacturing cost is low, the labor intensity can be greatly reduced, the tool is suitable for operation in narrow and special space, parts can be replaced quickly, and double-headed bolts with different diameters can be acted.
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 of connection zero at special area or narrow positions, reach some cycles result of use, therefore it uses the equipment of stud fastening connection piece many, scope is wide, but it is slow all to there is installation and removal medium velocity for a long time, undesirable in antidetonation and shock-absorbing capacity, stud must be used to carry out again fastening, such as the Wide-surface copper plate of crystallizer of relevant mining industry is be connected in order by stud more than 100 with backboard, by molten steel high temperature when working online, circulating water, production environment is severe, can drainage be there is in a period of time, greater loss is caused to production.
Do not have fastening through Inspection and analysis part stud and wide copper coin, namely do not fit friction completely in bolt end face and copper coin screwed hole bottom surface, just can lose original fastening force in the impact of being expanded with heat and contract with cold, and also have water and impurity constantly to corrode and kill.Because stud quantity is many, labour intensity is large, finding that staff uses control pincers to act on the face of cylinder and carries out degree of tightness operation, making some bolts coordinate tighter screw thread to twist not on earth when mounting and dismounting stud, so just normal production can be affected, increase labour intensity.
Summary of the invention
For above problem, the invention provides a kind of stud and install and extracting tool, it is easy to assembly, reliable.Structure is simple, dismounting flexibly, use easily, cheap for manufacturing cost, labour intensity can be greatly reduced, be applicable to narrow and small special space operation, fast changeable parts, the stud of effect different-diameter, for reaching this object, the invention provides a kind of stud to install and extracting tool, comprise 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, on described check lock lever, cover has nut, 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 is through 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, described pre-load nut there is chimb binding 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 invention provides a kind of stud to install and extracting tool, its tool has the following advantages:
1, utilize the principle of pairs of anti-loose nut, acted on outside scale check lock lever and chamfered edge by two nuts and put, the length adding impetus is convenient to putting of enlarging moment and spanner.
2, pre-load nut and chimb binding nut fastening on stud, on the basis of a clamping force of two screw threads and the frictional force of a faying face, add again the frictional force that pre-load nut bottom surface is combined with stud end face, better more firmly dismounting stud does not produce skidding.
3, chamfered edge overcoat being done chamfered edge process is consider special occasions and narrow space regional work, expands job area.
4, pre-load nut and chimb binding nut are designed to movable members, in order to 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, use 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 shorter a little than chamfered edge overcoat diameter of bore has been anticreep effect.
6, scale check lock lever is the degree of depth telling that this instrument of operator is screwed into, and illustrates whether reach the requirement of tightening scale check lock lever according to data, in order to avoid waste strength.
7, spring action is between nut and pre-load nut, avoids rocking in assembly 1 chamfered edge overcoat, and the auxiliary strength resetted after giving the lifting of scale check lock lever, also plays the effect of damping, buffering guiding.
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 invention provides a kind of stud to install and extracting tool, it is easy to assembly, reliable.Structure is simple, and dismounting flexibly, uses easily, cheap for manufacturing cost, can greatly reduce labour intensity, be applicable to narrow and small special space operation, fast changeable parts, the stud of effect different-diameter.
As an embodiment of the present invention, the invention provides a kind of stud to install and extracting tool, comprise 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, on described check lock lever 1, cover has nut 2, 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 is through 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, described pre-load nut 6 there is chimb binding nut 7, 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.
As a kind of best specific embodiment of the present invention, the invention provides a kind of stud of schematic diagram as shown in Fig. 1 Fig. 2 to install and extracting tool, comprise 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, on described check lock lever 1, cover has nut 2, 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 is through 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, described pre-load nut 6 there is chimb binding nut 7, 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 with hole and adopt interference fits, straight pin length shorter a little than chamfered edge overcoat diameter of bore (assembly 1).
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, slightly 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。Assemble according to the stud installation of above step one and extracting tool.
When using this instrument mounting stud, stud hand is screwed into pedestal until twist motionless, then chimb binding nut is screwed on bolt, pre-load nut is reached through chimb binding nut, due 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 rising 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.Be rotated counterclockwise this moment chamfered edge overcoat make chimb binding nut and pre-load nut fastening, 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 counterclockwise successively 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, also pre-load nut is reached through chimb binding nut, scale check lock lever can constantly rise by trace, but be greater than a nut thickness, then firmly fastening scale check lock lever, makes stud end face and pre-load nut bottom surface overlap and produces very large frictional force.Be rotated counterclockwise chamfered edge overcoat, make chimb binding nut and pre-load nut fastening, then pull chamfered edge overcoat counterclockwise, reach the object of taking out stud from pedestal.
The above is only preferred embodiment of the present invention, is not restriction the present invention being made to any other form, and any amendment done according to technical spirit of the present invention or equivalent variations, still belong to the present invention's scope required for protection.
Claims (2)
1. a stud is installed and extracting tool, comprise 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) tail end is fixed with the first spanner (9), the upper cover of described check lock lever (1) has nut (2), 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 is through 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), described pre-load nut (6) there is chimb binding nut (7), 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).
2. a kind of stud according to claim 1 is installed and extracting tool, it is characterized in that: described check lock lever (1) has scale by the outer wall of the first spanner (9) side.
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 true CN104908005A (en) | 2015-09-16 |
| CN104908005B 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) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234896A (en) * | 2015-11-12 | 2016-01-13 | 莱芜钢铁集团有限公司 | Nut disassembly and assembly device |
| CN109746870A (en) * | 2019-03-08 | 2019-05-14 | 中铁工程装备集团有限公司 | Studs screwing device |
| CN109955190A (en) * | 2017-12-22 | 2019-07-02 | 中核核电运行管理有限公司 | One kind screwing dismantling device for underwater remote locking destruction, bolt |
| 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 |
| CN110340830A (en) * | 2019-07-17 | 2019-10-18 | 杭州筱趣贸易有限公司 | 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 |
| CN112720349A (en) * | 2020-12-11 | 2021-04-30 | 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 |
| CN113084752A (en) * | 2021-03-19 | 2021-07-09 | 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 |
| CN114523450A (en) * | 2022-02-25 | 2022-05-24 | 新疆金风科技股份有限公司 | Stud screwing device |
| CN115351750A (en) * | 2022-10-19 | 2022-11-18 | 江苏拓米洛环境试验设备有限公司 | Hole sleeve mounting device and mounting method |
| 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 |
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| CN103659683A (en) * | 2013-12-06 | 2014-03-26 | 苏州市职业大学 | Stud mounting and dismounting tool |
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| EP0153268A2 (en) * | 1984-02-21 | 1985-08-28 | Vsi Corporation | Installation tool tangless helically coiled insert |
| CN2094427U (en) * | 1991-04-23 | 1992-01-29 | 刘弘 | Stud disassembly and assembly spanner |
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Cited By (18)
| 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 |
| CN105234896A (en) * | 2015-11-12 | 2016-01-13 | 莱芜钢铁集团有限公司 | Nut disassembly and assembly device |
| CN109955190A (en) * | 2017-12-22 | 2019-07-02 | 中核核电运行管理有限公司 | One kind screwing dismantling device for underwater remote locking destruction, bolt |
| 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 |
| CN109746870A (en) * | 2019-03-08 | 2019-05-14 | 中铁工程装备集团有限公司 | Studs 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 |
| CN110340830A (en) * | 2019-07-17 | 2019-10-18 | 杭州筱趣贸易有限公司 | Rotating device for hexagonal bolt anti-skid thread |
| 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 |
| CN112720349A (en) * | 2020-12-11 | 2021-04-30 | 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 |
| CN113084752A (en) * | 2021-03-19 | 2021-07-09 | 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 |
| CN114523450A (en) * | 2022-02-25 | 2022-05-24 | 新疆金风科技股份有限公司 | Stud screwing device |
| CN115351750A (en) * | 2022-10-19 | 2022-11-18 | 江苏拓米洛环境试验设备有限公司 | Hole sleeve mounting device and mounting method |
| CN115351750B (en) * | 2022-10-19 | 2023-03-14 | 江苏拓米洛环境试验设备有限公司 | Hole sleeve mounting device and mounting method |
| 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 |
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| Publication number | Publication date |
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| CN104908005B (en) | 2016-08-17 |
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