CN109015493A - The installation tool and installation method of small space installation fastener - Google Patents
The installation tool and installation method of small space installation fastener Download PDFInfo
- Publication number
- CN109015493A CN109015493A CN201810922475.4A CN201810922475A CN109015493A CN 109015493 A CN109015493 A CN 109015493A CN 201810922475 A CN201810922475 A CN 201810922475A CN 109015493 A CN109015493 A CN 109015493A
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- China
- Prior art keywords
- nut
- gasket
- groove
- installation
- sleeve
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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
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
-
- 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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention discloses the installation tools and installation method of a kind of small space installation fastener, for nut to be assembled to stud in small space, including for being sequentially placed nut and gasket from inside to outside sleeve and connection coaxial with sleeve assemble the guiding bar of nut and gasket for adjusting sleeve portion and exert a force, sleeve is successively arranged by bottom to end for the nut groove of placing nut and the spacer groove for placing gasket, fixed structure is equipped on the cell wall of the junction and spacer groove of spacer groove and nut groove to fall from sleeve in operation moving process to avoid nut and gasket.The installation tool of small space installation fastener of the invention, by the way that nut and gasket are respectively placed in nut groove and spacer groove, and it is by fixed structure that gasket is fixed at the assembly of gasket and nut.
Description
Technical field
The present invention relates to fastener mounting technology fields, particularly, are related to a kind of installation of small space installation fastener
Tool, in addition, further relating to a kind of installation method of small space fastener.
Background technique
Engine is mounted in aircraft ring frames, and structure is extremely compact.Engine needs to change attachment sometimes.Engine accessory power rating is logical
It is often used the fasteners such as nut to connect with body, by gasket to protect attachment mounting surface not between nut and the mounting surface of attachment
It is weighed wounded and is abraded by nut.After nut fastener is loosened using tools such as sleeve or open-end wrench, when reassembling attachment, by
Very narrow in operating space, the gap between many structures is less than 80mm, and the gap between certain structures is even less than 60mm,
Operator can not directly be protruded into gap with hand and gasket and nut are inserted on stud, though hand can touch stud also due to
Narrow space and can not implement to operate, or stud can not be touched since hand is too far apart from stud, lead to reassembling for attachment
It is very difficult.
Summary of the invention
The present invention provides the installation tools and installation method of a kind of small space installation fastener, to solve in narrow sky
Between internal clamp and gasket technical problem difficult to install.
According to an aspect of the present invention, a kind of installation tool of small space installation fastener is provided, for narrow
Nut is assembled on stud in space, is total to including the sleeve for being sequentially placed nut and gasket from inside to outside and with sleeve
Axis connection assembles the guiding bar of nut and gasket for adjusting sleeve portion and exerting a force, and sleeve is successively arranged by bottom to end
Spacer groove for the nut groove of placing nut and for placing gasket, the junction and spacer groove of spacer groove and nut groove
Fixed structure is equipped on cell wall to fall from sleeve in operation moving process to avoid nut and gasket.
Further, fixed structure is the absorption on the cell wall of the junction and spacer groove of spacer groove and nut groove
Layer, adsorption layer are the adsorbent material of the junction coated on spacer groove and nut groove.
Further, the outside wall surface of the inner wall of nut groove and nut to be installed fit and the depth of nut groove with wait pacify
The height of the nut of dress is equal.
Further, guiding bar is equipped with becket bridle, and becket bridle is connect by connecting rope with operator's limbs.
Further, guiding bar includes the coaxial fixed link for being connected to sleeve bottom and the tune with fixed link cooperation socket
Pole, adjusting rod along fixed link axial movement and positioned to adjust the length of guiding bar after moving axially.
Further, sleeve bottom is equipped with connecting rod, and connecting rod is inserted into guiding bar or is placed on outside guiding bar and guiding bar
It is threadedly engaged connection, the direction that the direction that guiding bar is tightened against connecting rod is tightened against on stud with nut to be installed is identical.
Further, the top of guiding bar is equipped with the mounting base for mounting torque spanner.
Further, sleeve includes the nut cylinder connecting with guiding bar and the gasket cylinder being placed on nut cylinder and and nut
Cylinder is slidably connected, and the cavity in nut cylinder is the nut groove for placing nut, and the cavity in gasket cylinder is for placing gasket
Spacer groove.
According to another aspect of the present invention, a kind of installation method of small space installation fastener is also provided, use is above-mentioned
Small space installs the installation tool of fastener, includes the following steps, selects suitable peace according to the model of nut to be installed
Holding tool；Nut to be installed is placed in nut groove；Adsorbent material is coated on to junction, the gasket of spacer groove and nut groove
To form adsorption layer on the end face of the cell wall of slot and nut to be installed；Gasket to be installed is placed in spacer groove and passes through absorption
Layer is fixed；Mobile guiding bar is so that gasket and nut in sleeve are placed on stud；Nut and gasket are tightened against stud
On.
Further, nut and gasket are tightened against on stud, comprising the following steps: rotation guiding bar nut is tightened spiral shell
In stake；Or installation tool is taken out so that gasket and nut are twisted nut using use-em-up fitted socket and torque spanner after separating with sleeve
Tightly on stud.
The invention has the following advantages:
The installation tool of small space installation fastener of the invention, places nut to be installed by the way that nut groove is arranged,
Gasket to be installed is placed by adding spacer groove again, and on the cell wall of the junction and spacer groove of spacer groove and nut groove
Equipped with fixed structure, gasket to be installed is fixed in spacer groove to avoid gasket in operation moving process by fixed structure
In fallen from sleeve, while fixed gasket can also hinder the movement in operation moving process of the nut in nut groove to fall, and lead to
It crosses operation adjusting guiding bar and the nut and gasket to be installed in sleeve is moved to stud to be assembled in small space
Place is simultaneously placed on stud, and whole installation process is easy to operate and simple.
Other than objects, features and advantages described above, there are also other objects, features and advantages by the present invention.
Below with reference to figure, the present invention is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the installation tool of the small space installation fastener of the preferred embodiment of the present invention；
Fig. 2 is the mounting structure schematic diagram of the installation tool of the small space installation fastener of the preferred embodiment of the present invention.
Marginal data:
1, sleeve；2, guiding bar；3, nut groove；4, spacer groove；5, nut；6, gasket；7, becket bridle；8, nut；9, attachment.
Specific embodiment
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be limited by following and
The multitude of different ways of covering is implemented.
Fig. 1 is the structural schematic diagram of the installation tool of the small space installation fastener of the preferred embodiment of the present invention；Fig. 2 is
The mounting structure schematic diagram of the installation tool of the small space installation fastener of the preferred embodiment of the present invention.
As shown in Figure 1, the installation tool of the small space installation fastener of the present embodiment, is used for spiral shell in small space
Mother 5 is assembled on stud, including be sequentially placed from inside to outside nut 5 and gasket 6 sleeve 1 and connection coaxial with sleeve 1
The guiding bar 2 of nut 5 and gasket 6 is assembled for adjusting 1 position of sleeve and exerting a force, sleeve 1 is successively arranged use by bottom to end
In the nut groove 3 of placing nut 5 and spacer groove 4 for placing gasket 6, the junction and gasket of spacer groove 4 and nut groove 3
Fixed structure is equipped on the cell wall of slot 4 to fall from sleeve 1 in operation moving process to avoid nut 5 and gasket 6.Gasket
Slot 4 and 6 clearance fit of gasket to be installed generate to avoid position of the gasket 6 in spacer groove 4 to be deviated.Installation tool is for pacifying
Fill plain nut and self-locking nut.Optionally, nut groove 3 is step-like and is followed successively by the first nut groove, the second spiral shell from inside to outside
Female groove and third nut groove.The bore of first nut groove, the second nut groove and third nut groove is sequentially increased more to be adapted to
The nut of kind model.The installation tool of small space installation fastener of the invention, is placed to be installed by setting nut groove 3
Nut 5, then gasket 6 to be installed, and the junction and spacer groove of spacer groove 4 and nut groove 3 are placed by adding spacer groove 4
It is equipped with fixed structure on 4 cell wall, gasket 6 to be installed is fixed in spacer groove 4 to avoid gasket 6 by fixed structure
It is fallen in operation moving process from sleeve 1, while fixed gasket 6 can also hinder the nut 5 in nut groove 3 to move in operation
Movement is fallen in the process, adjusts guiding bar 2 by operation and the nut 5 and gasket 6 to be installed in sleeve 1 is moved to positioned at narrow
It at stud 8 to be assembled and is placed on stud 8 in small space, whole installation process is easy to operate and simple.Small space refers to
Operating clearance space is less than the area of space of 80mm.
Fixed structure is the adsorption layer on the cell wall of the junction and spacer groove 4 set on spacer groove 4 and nut groove 3, is inhaled
Attached layer is the adsorbent material coated on spacer groove 4 Yu the junction of nut groove 3.Adsorbent material is to have sticking oily pasty masses
Or colloid substance.Optionally, adsorbent material is vaseline, paste, solid oil and/or adhesive sticker.In the present embodiment, absorption
Material uses vaseline.Oil vaseline large viscosity paste, makes the cell wall of gasket 6 and spacer groove 4 and slot bottom fit, even if working as
Sleeve 1 downward when gasket 6 be also not easy to fall under the effect of gravity, also can avoid position run-off the straight of the gasket 6 in spacer groove 4
Offset, to ensure that nut 5 is screwed in stud 8 after sleeve 1 is moved at stud 8 to be assembled by operator's operation guide bar 2
Accurately gasket 6 was placed on stud 8 while upper.Optionally, fixed structure is set on the junction of spacer groove 4 and nut groove 3
And the small sucker on the cell wall of spacer groove 4.Optionally, nut groove 3 is hexagon slot to adapt to hex nut 5.It is optional
Ground, nut groove 3 are square groove to adapt to square nut 5.Optionally, fixed structure is the protrusion buckle in spacer groove 4
Structure.Gasket 6 is placed in spacer groove 4 by raised buckle structure by the way that gasket 6 will be pressed when use.Optionally, fixed knot
Structure is laid in the elastic block piece at the notch of spacer groove 4 for the circumferential direction along spacer groove 4.Pass through pressing gasket 6, elasticity gear when use
Flexible deformation occurs into spacer groove 4 for piece, and gasket 6 enters in spacer groove 4 from the gap between elastic block piece, and elastic block piece is extensive
Multiple deformation is to stop gasket 6 to fall from spacer groove 4.
As shown in Figure 1, the outside wall surface of the inner wall of nut groove 3 and nut 5 to be installed fit and the depth of nut groove 3 with
The height of nut 5 to be installed is equal.After nut 5 is placed in nut groove 3, the end face of nut 5 is put down altogether with the slot bottom of spacer groove 4
Face, gasket 6 are placed in while fitting in spacer groove 4 with the adsorption layer on the slot bottom of spacer groove 4 and are also bonded with the end face of nut 5,
To avoid gasket 6 in spacer groove 4 run-off the straight and fall off.Optionally, the depth of nut groove 3 is greater than nut 5 to be installed
Height.Gasket 6 is placed in spacer groove 4 and is only bonded with the adsorption layer on the slot bottom of spacer groove 4.Optionally, the depth of nut groove 3
Less than the height of nut 5 to be installed.The front end of nut 5 is located in spacer groove 4, and adsorbent material is coated on to the front end of nut 5
On face, gasket 6 is placed in spacer groove 4 and is attracted by the adsorbent material on nut front end face with nut 5 firm.
As shown in Figure 1, guiding bar 2 is equipped with becket bridle 7, becket bridle 7 is connect by connecting rope with operator's limbs.Connecting rope
One end lie in becket bridle 7, the other end is lain on hand, arm, wrist or the waist of operator, to avoid operator
Installation tool is fallen to interior of aircraft by operation error in operation assembling process.
Guiding bar 2 includes the coaxial fixed link for being connected to 1 bottom of sleeve and the adjusting rod with fixed link cooperation socket, is adjusted
Pole adjusts the length of guiding bar 2 along the axial movement of fixed link.Fixed link and adjusting rod are equipped with adjustment hole, pass through fixation
Bolt is arranged in different adjustment holes will be in adjusting rod fixation and fixed link.Optionally, adjusting rod inserts in fixed link and leads to
Cross screw thread matching connection.Depth in fixed link is inserted in by adjust adjusting rod to adjust the length of guiding bar 2.According to stud 8
Position adjust guiding bar 2 length sleeve 1 to be moved at 8 position of stud.
1 bottom of sleeve is equipped with connecting rod, and connecting rod, which is inserted into guiding bar 2 or is placed on, matches outside guiding bar 2 with 2 screw thread of guiding bar
Connection is closed, the direction that guiding bar 2 is tightened against connecting rod is identical as the direction that nut 5 to be installed is tightened against on stud 8.According to institute
The sleeve 1 for 5 model of the nut selection different size that need to be assembled is installed in guiding bar 2.Guiding bar 2 is tightened against the direction of connecting rod
It is identical as the direction that nut 5 to be installed is tightened against on stud 8, therefore nut 5 is screwed on stud 8 in rotation guiding bar 2
The connection of guiding bar 2 and connecting rod simultaneously keeps firm.Optionally, sleeve 1 is welded and fixed with guiding bar 2.
The top of guiding bar 2 is equipped with the mounting base for mounting torque spanner.It is equipped in mounting base and is pulled for coupling torque
The square groove of hand.Guiding bar 2 is rotated by torque spanner, and nut 5 is tightened against stud 8.
Sleeve 1 includes the nut cylinder connecting with guiding bar 2 and the gasket cylinder being placed on nut cylinder and slides with nut cylinder
It connects, the cavity in nut cylinder is the nut groove 3 for placing nut, and the cavity in gasket cylinder is the pad for placing gasket 6
Film trap 4.Gasket 6 is placed on stud 8 while rotation guiding bar 2 screws in nut 5 on stud 8, while pressing guiding bar 2 to make
Gasket cylinder is slided to nut cylinder nut 5 is screwed in stud 8 and is bonded with the mounting surface of attachment 9.
In another embodiment, sleeve 1 by bottom to end be successively arranged stud slot for wearing stud 8 to be assembled,
Spacer groove 4 for the nut groove 3 of placing nut 5 and for placing gasket 6, sleeve 1 include the nut connecting with guiding bar 2
5 and 6, gasket being placed on 5, nut are simultaneously slidably connected with 5, nut, and the cavity in 5, nut is from end to bottom
It is followed successively by for the nut groove 3 of placing nut 5 and the stud slot for wearing stud 8 to be assembled, the aperture of stud slot is greater than etc.
Diameter in stud 8 to be assembled and the diameter less than nut groove 3.By gasket 6 while rotating guiding bar 2 on 5 stud 8 of nut
It is placed on stud 8, while pressing guiding bar 2 slides gasket cylinder nut 5 is gradually screwed in stud 8 to nut cylinder, and stud 8
Constantly enter in stud slot, last nut 5 is tightened against on stud 8 and is bonded with the mounting surface of attachment 9.Optionally, sleeve 1 is the bottom of by
Portion to end is successively arranged for the nut groove 3 of placing nut 5 and the spacer groove 4 for placing gasket 6.Sleeve 1, which is placed on, to be drawn
It is on guide rod 2 and affixed.The inside groove for being used to wear stud 8 to be assembled being connected to nut groove 3 is equipped in guiding bar 2.
As depicted in figs. 1 and 2, the installation method of the small space installation fastener of the present embodiment, using above-mentioned narrow sky
Between the installation tool of fastener is installed, include the following steps, suitable erector selected according to the model of nut 5 to be installed
Tool；Nut 5 to be installed is placed in nut groove 3；Adsorbent material is coated on to junction, the gasket of spacer groove 4 and nut groove 3
To form adsorption layer on the end face of the cell wall of slot 4 and nut to be installed 5；Gasket 6 to be installed is placed in spacer groove 4 and is passed through
Adsorption layer is fixed；Mobile guiding bar 2 is so that gasket 6 and nut 5 in sleeve 1 are placed on stud 8；By nut 5 and gasket 6
It is tightened against on stud 8.The installation method of small space installation fastener of the invention, by using above-mentioned installation tool by gasket
6 and nut 5 be installed on the stud 8 in small space, manually gasket 6 is placed in small space without operator
On stud 8, and junction, the cell wall of spacer groove 4 and the end of nut to be installed 5 by being coated on spacer groove 4 and nut groove 3
Adsorbent material on face bonds gasket 6 firm, avoids gasket 6 in the mobile course location offsetting dip of operation or from spacer groove
It is fallen in 4.
Nut 5 and gasket 6 are tightened against on stud 8, comprising the following steps: nut 5 is tightened stud 8 by rotation guiding bar 2
On；Or installation tool is taken out so that gasket 6 and nut 5 use use-em-up fitted socket and torque spanner by nut 5 after separating with sleeve 1
It is tightened against on stud 8.
It can be seen from the above description that the above embodiment of the present invention realizes following technical effect:
The installation tool of small space installation fastener of the invention, places nut to be installed by the way that nut groove is arranged,
Gasket to be installed is placed by adding spacer groove again, and on the cell wall of the junction and spacer groove of spacer groove and nut groove
Equipped with adsorption layer, gasket to be installed is fixed in spacer groove by the viscous force of adsorption layer and is moved through to avoid gasket in operation
It is fallen in journey from sleeve, while fixed gasket can also hinder the movement in operation moving process of the nut in nut groove to fall,
Guiding bar is adjusted by operation, and the nut and gasket to be installed in sleeve is moved to spiral shell to be assembled in small space
It at stake and is placed on stud, whole installation process is easy to operate and simple.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of installation tool of small space installation fastener, for nut (5) to be assembled to stud in small space,
It is characterized in that,
Including for being from inside to outside sequentially placed nut (5) and gasket (6) sleeve (1) and company coaxial with the sleeve (1)
What is connect assembles the guiding bar (2) of nut (5) and gasket (6) for adjusting the sleeve (1) position and exerting a force,
The sleeve (1) is successively arranged for the nut groove (3) of placing nut (5) by bottom to end and for placing gasket
(6) spacer groove (4),
Fixed knot is equipped on the cell wall of the junction and the spacer groove (4) of the spacer groove (4) and the nut groove (3)
Structure is fallen from the sleeve (1) in operation moving process to avoid nut (5) and gasket (6).
2. the installation tool of small space installation fastener according to claim 1, which is characterized in that
The fixed structure is the junction and the spacer groove (4) set on the spacer groove (4) and the nut groove (3)
Adsorption layer on cell wall, adsorption layer are the adsorbent material coated on the spacer groove (4) Yu the junction of the nut groove (3).
3. the installation tool of small space installation fastener according to claim 1, which is characterized in that
The inner wall of the nut groove (3) and the outside wall surface of nut to be installed (5) fit and the depth of the nut groove (3) with
The height of nut (5) to be installed is equal.
4. the installation tool of small space installation fastener according to claim 1, which is characterized in that
The guiding bar (2) is equipped with becket bridle (7), and the becket bridle (7) is connect by connecting rope with operator's limbs.
5. the installation tool of small space installation fastener according to claim 1, which is characterized in that
The guiding bar (2) includes the coaxial fixed link for being connected to the sleeve (1) bottom and is socketed with fixed link cooperation
Adjusting rod, the adjusting rod along the fixed link axial movement and positioned to adjust the guiding bar after moving axially
(2) length.
6. the installation tool of small space installation fastener according to claim 1, which is characterized in that
Sleeve (1) bottom is equipped with connecting rod, and the guiding bar is inserted into the guiding bar (2) or is placed on to the connecting rod
(2) be threadedly engaged and connect with the guiding bar (2) outside, the guiding bar (2) be tightened against the direction of the connecting rod with it is to be installed
The direction that is tightened against on stud (8) of nut (5) it is identical.
7. the installation tool of small space installation fastener according to claim 1, which is characterized in that the guiding bar
(2) top is equipped with the mounting base for mounting torque spanner.
8. the installation tool of small space installation fastener according to claim 1, which is characterized in that
The sleeve (1) include the nut cylinder being connect with the guiding bar (2) and the gasket cylinder being placed on the nut cylinder simultaneously
It is slidably connected with the nut cylinder, the cavity in the nut cylinder is the nut groove (3) for placing nut (5), described
Cavity in gasket cylinder is the spacer groove (4) for placing gasket (6).
9. a kind of installation method of small space installation fastener, which is characterized in that any described narrow using claim 1-8
The installation tool of small space installation fastener, includes the following steps,
Suitable installation tool is selected according to the model of nut (5) to be installed；
Nut (5) to be installed is placed in the nut groove (3)；
Adsorbent material is coated on the junction of the spacer groove (4) and the nut groove (3), the cell wall of the spacer groove (4)
And to form adsorption layer on the end face of nut (5) to be installed；
Gasket to be installed (6) is placed in the spacer groove (4) and is fixed by adsorption layer；
The mobile guiding bar (2) is so that gasket (6) and nut (5) in the sleeve (1) are placed on stud (8)；
Nut (5) and gasket (6) are tightened against on stud (8).
10. the installation method of small space according to claim 9 installation fastener, which is characterized in that by nut (5) and
Gasket (6) is tightened against on stud (8), comprising the following steps:
The guiding bar (2) is rotated to tighten nut (5) on stud (8)；
Or installation tool is taken out so that gasket (6) and nut (5) use use-em-up fitted socket (1) and torque after separating with sleeve (1)
Nut (5) is tightened against on stud (8) by spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810922475.4A CN109015493A (en) | 2018-08-14 | 2018-08-14 | The installation tool and installation method of small space installation fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810922475.4A CN109015493A (en) | 2018-08-14 | 2018-08-14 | The installation tool and installation method of small space installation fastener |
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| CN109015493A true CN109015493A (en) | 2018-12-18 |
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|---|---|---|---|
| CN201810922475.4A Pending CN109015493A (en) | 2018-08-14 | 2018-08-14 | The installation tool and installation method of small space installation fastener |
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| CN110125855A (en) * | 2019-04-28 | 2019-08-16 | 东莞市亿玩劳保用品有限公司 | A kind of multi-section sleeve spanner |
| CN111641166A (en) * | 2020-06-08 | 2020-09-08 | 广东电网有限责任公司 | Auxiliary mounting device for bolt component of power transmission line |
| CN112091893A (en) * | 2020-08-26 | 2020-12-18 | 江西昌河航空工业有限公司 | Throttle valve mounting device and method |
| CN112192490A (en) * | 2020-09-22 | 2021-01-08 | 官昌权 | A spanner mechanism that is used for spare part bottom fixation nut in narrow and small space |
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