CN104117835B - Fan blade demounting device matched with threaded demounting holes in fan blade inner sleeve - Google Patents
Fan blade demounting device matched with threaded demounting holes in fan blade inner sleeve Download PDFInfo
- Publication number
- CN104117835B CN104117835B CN201410364094.0A CN201410364094A CN104117835B CN 104117835 B CN104117835 B CN 104117835B CN 201410364094 A CN201410364094 A CN 201410364094A CN 104117835 B CN104117835 B CN 104117835B
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- China
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- fan blade
- demounting
- hole
- dismounting
- stripper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a fan blade demounting device matched with threaded demounting holes in a fan blade inner sleeve. A first demounting rack and a second demounting rack are respectively provided with multiple through holes. The front end of the first demounting rack and the front end of the second demounting rack are connected with a demounting plate. The end face of the demounting plate is provided with multiple through holes. Bolts penetrate through the through holes in the demounting plate and are screwed into the threaded demounting holes in the fan blade inner sleeve, so that the demounting plate is fixedly connected to the surface of the fan blade inner sleeve. Two side arms of a limit frame are respectively provided with a pin hole, wherein the pin holes are matched with the through holes in the first demounting rack and the second demounting rack, and pins are inserted in the pin holes in the two side arms and the corresponding through holes in the first demounting rack and the second demounting rack respectively, so that the limit frame is mounted between the first demounting rack and the second demounting rack, the limit frame is fixed to a driving mechanism, and the driving mechanism drives the first demounting rack, the second demounting rack and the demounting plate through the limit frame to move towards the demounting direction of fan blades to demount the fan blades. The fan blade demounting device has the advantages of being capable of demounting the fan blades quickly and conveniently and reducing maintenance cost and time.
Description
Technical field
The present invention relates to flight-line maintenance tooling device field, and in particular to a kind of fast, easily fan blade provision for disengagement.
Background technology
Fan blade is assemblied on axle by way of fastening, after fan blade or axle damage, is required for a fan blade to tear open from axle
Unload down.The conventional method for dismounting of fan blade is：Fan blade inside bottom is tapped using hard thing so as to gradually slide from axle, this mistake
Journey easily causes the damage on fan blade inside bottom and axle surface, and during well damage, fan blade and axle are scrapped together, and fan blade sometimes
It is close with what motor end face was installed, cause to be difficult to tap fan blade inside bottom, so as to not only increase maintenance cost, also
Waste maintenance time.
The content of the invention
The technical problem to be solved is：A kind of fan blade provision for disengagement is provided, which can not damage fan blade and axle
While, fan blade is quickly and easily disassembled from axle.
To solve above-mentioned technical problem, the technical solution used in the present invention is：Match with threaded dismounting hole is put in fan blade
The fan blade provision for disengagement of conjunction, including first, second dismounting frame, are characterized in：It is respectively arranged with first, second dismounting frame several
Open-work, the front end of first, second dismounting frame are connected with stripper, and several through holes are provided with the end face of stripper, and bolt is passed through
Through hole on stripper simultaneously stripper is fixedly connected on the surface of fan blade inner sleeve after screwing in the threaded dismounting hole put in fan blade
On, the pin-and-hole that can be engaged with the open-work on first, second dismounting frame, pin difference are respectively arranged with the two side arms of position-limited rack
Insertion two side arms on pin-and-hole and first, second dismounting frame on open-work after by position-limited rack be installed on first, second dismounting frame it
Between, position-limited rack is mutually fixed with drive mechanism, and drive mechanism drives first, second to dismantle frame and stripper to fan blade by position-limited rack
Disassembly direction motion dismantling lower fan blade.
Further, it is aforesaid with the fan blade provision for disengagement that threaded dismounting hole is engaged is put in fan blade, wherein：Position-limited rack
Passage is respectively arranged with two side arms, first, second dismounting frame is each passed through the passage in two side arms, and pin inserts both sides respectively
The open-work on pin-and-hole and first, second dismounting frame on arm is fixed on first, second dismounting frame in the passage of two side arms.
Further, it is aforesaid with the fan blade provision for disengagement that threaded dismounting hole is engaged is put in fan blade, wherein：Stripper
End face on be provided with four through holes and be all strip through hole, wherein first, second through hole is distributed point-blank, the
3rd, fourth hole and first through hole or the second through hole are mutually distributed in 120 degree angles, and the 3rd, the intersection point of the axis of fourth hole
Between first, second through hole.
Further, it is aforesaid with the fan blade provision for disengagement that threaded dismounting hole is engaged is put in fan blade, wherein：The drive
Motivation structure is oil cylinder, and the cylinder body of oil cylinder is threadedly coupled with position-limited rack, and dismounting rod is additionally provided between stripper and position-limited rack, dismounting
The via that dismounting rod can be allowed to pass through is additionally provided with plate, the one end for dismantling rod passes through via and withstands the outer end of the axle equipped with fan blade
Face, the other end for dismantling rod are withstood by the piston rod of oil cylinder, and the cylinder body of oil cylinder can drive first, second to dismantle frame by position-limited rack
Move to dismantle lower fan blade with stripper to the disassembly direction of fan blade.
Further, it is aforesaid with the fan blade provision for disengagement that threaded dismounting hole is engaged is put in fan blade, wherein：Dismounting rod
Diameter it is less than the diameter of piston rod of oil cylinder.
Further, it is aforesaid with the fan blade provision for disengagement that threaded dismounting hole is engaged is put in fan blade, wherein：Firstth,
Second dismounting frame is connected using hinge type with stripper.
It is an advantage of the invention that：Using fan blade provision for disengagement of the present invention, the same of fan blade and axle can not damaged
When, fan blade is quickly and easily disassembled from axle, expense and the time of maintenance is reduced.
Description of the drawings
Fig. 1 is of the present invention with the fan blade provision for disengagement that threaded dismounting hole is engaged is put in fan blade stereochemical structure
Schematic diagram.
Fig. 2 is the structural representation of the fan blade with threaded dismounting hole in fan blade inner sleeve.
Specific embodiment
Below by specific embodiments and the drawings, the present invention is described in further detail.
With the fan blade provision for disengagement that threaded dismounting hole is engaged is put in fan blade, as shown in Figure 1 and Figure 2, including first,
Two dismounting framves 3,4, are evenly arranged with several first open-works 31 and several second open-works 41 on first, second dismounting frame respectively, the
First, the front end of the second dismounting frame 3,4 is connected with 8 hinge type of stripper, and in the present embodiment, first, second dismantles frame 3,4 and tear open
Unload, can be when stripper 8 be mounted and dismounted, first, second dismounting frame 3,4 to both sides
Push aside, facilitate the installation and removal of stripper 8.Be provided with the end face of stripper 8 shape be all strip first, second,
3rd, fourth hole 81,82,83,84, wherein first, second through hole 81,82 is distributed point-blank, the 3rd, fourth hole
83rd, 84 and second through hole 82 be mutually distributed in 120 degree angles, the 3rd, the intersection point of the axis of fourth hole 83,84 first, the
Between two through holes 81,82, in the present embodiment, strip through hole as arranging on the end face of stripper 8, on the one hand can be with
For dismantling in fan blade inner sleeve 21 threaded dismounting hole to the center of circle apart from different fan blades 2, on the other hand it is to adapt in fan blade
Following three kinds of distribution situations of threaded dismounting hole on set 21：First, respectively be located at foursquare four angles on, two, respectively be located at just
On three angles of triangle, three, on straight line.First bolt 85 passes through first through hole 81 and screws in fan blade inner sleeve 21
The first threaded dismounting hole 22 in, the second bolt 86 passes through the second through hole 82 and screws in the dismounting of the second screw thread in fan blade inner sleeve 21
In hole 23, so as to stripper 8 is fixedly connected on the surface of fan blade inner sleeve 21, first, second side arm 51,52 of position-limited rack 5
On be respectively arranged with first, second pin-and-hole 511,521 that can be engaged with first, second open-work 31,41, position-limited rack 5 first,
It is also respectively provided with first, second passage 55,56 on second side arm 51,52, first, second dismounting frame 3,4 is each passed through first,
Second channel 55,56, the first pin 53 inserts in the first pin-and-hole 511 and the first open-work 31, and the insertion of the second pin 54 second
After in pin-and-hole 521 and the second open-work 41 by position-limited rack 5 be installed between first, second dismounting frame 3,4, in the present embodiment,
Several open-works for being uniformly arranged respectively on first, second dismounting frame 3,4, can make position-limited rack 5 positioned at first, second dismounting frame 3,
Different positions, the fan blade 2 different to adapt to the degree of extracting before and after between 4；Set on first, second side arm 51,52 respectively
First, second passage 55,56 is put, more consolidating for the installation of position-limited rack 5 can be made.Drive mechanism is oil cylinder 6, and oil cylinder 6 can be by
7 fuel feeding of hand oil pump drives, and wherein oil cylinder 6 and hand oil pump 7 are all conventional equipment, it is easy to bought；The cylinder body of oil cylinder 6 with
Position-limited rack 5 is threadedly coupled, and dismounting rod 61 is additionally provided between stripper 8 and position-limited rack 5, dismantles the diameter of rod 61 than oil cylinder 6
Diameter of piston rod is little, and the via 62 that dismounting rod 61 can be allowed to pass through is additionally provided with stripper 8, and the one end for dismantling roller 61 passes through via
62 and the outer face of the axle 1 equipped with fan blade 2 is withstood, the other end for dismantling rod 61 is withstood by the piston rod of oil cylinder 6, with oil cylinder 6
Piston rod continue to stretch out, the cylinder body of oil cylinder 6 drives first, second to dismantle frame 3,4 and stripper 8 to fan blade 2 by position-limited rack 5
Disassembly direction motion dismantling lower fan blade 2, in the present embodiment, oil cylinder 6 can be made using dismounting 61 one side of rod
Piston rod extension elongation shortens, and increases the service life of oil cylinder 6,62 diameter of via on the other hand can be made to diminish, increase dismounting
On plate 8, the range of accommodation of first, second, third, fourth through hole 81,82,83,84, enables stripper 8 to be fixed on threaded dismounting hole
In the close blower fan inner sleeve 21 leaned on.
Described in the present embodiment with the operation principle that the fan blade provision for disengagement that threaded dismounting hole is engaged is put in fan blade it is：
As shown in Figure 1 and Figure 2, connected using hinge type between first first, second dismounting frame 3,4 and stripper 8, then the first bolt
85 pass through first through hole 81 and screw in the first threaded dismounting hole 22 in fan blade inner sleeve 21, and the second bolt 86 through second
Through hole 82 is simultaneously screwed in the second threaded dismounting hole 23 in fan blade inner sleeve 21, and stripper 8 is fixedly connected on fan blade inner sleeve 21
On surface, then first, second dismounting frame 3,4 is each passed through first, second passage 55,56 on position-limited rack 5, then according to dismounting
Need, determine position of the position-limited rack 5 on first, second dismounting frame 3,4, then the first pin-and-hole 511 is inserted by the first pin 53
With in the first open-work 31, and position-limited rack 5 is installed on into the after the second pin 54 is inserted in the second pin-and-hole 521 and the second open-work 41
First, between the second dismounting frame 3,4, then oil cylinder 6 is threadedly coupled with position-limited rack 5,7 oil supply cylinder of hand oil pump, 6 fuel feeding, oil cylinder 6
Piston rod stretch out and withstand the outer end of dismounting rod 61, the axle 1 for installing fan blade 2 is withstood in the inner for dismantling rod 61 through via 62
Outer face, as the piston rod of oil cylinder 6 continues to stretch out, the cylinder body of oil cylinder 6 drives first, second to dismantle frame 3,4 by position-limited rack 5
Move to dismantle lower fan blade 2 with stripper 8 to the disassembly direction of fan blade 2.
Beneficial effects of the present invention：Using fan blade provision for disengagement of the present invention, fan blade and axle can not damaged
Meanwhile, fan blade is quickly and easily disassembled from axle, the expense of maintenance is reduced, and the take-down time foreshortens to originally
1/4, substantially increase the work efficiency of dismounting.
Claims (3)
1. with put the fan blade provision for disengagement that threaded dismounting hole is engaged in fan blade, including first, second dismounting frame, its feature exist
In：Several open-works are respectively arranged with first, second dismounting frame, the front end of first, second dismounting frame is connected with stripper, is dismantled
Four through holes are provided with the end face of plate and all it is strip through hole, wherein first, second through hole is distributed point-blank,
3rd, fourth hole and first through hole or the second through hole are mutually distributed in 120 degree angles, and the 3rd, the friendship of the axis of fourth hole
O'clock between first, second through hole, bolt will through the through hole on stripper and after screwing in the threaded dismounting hole put in fan blade
Stripper is fixedly connected on the surface of fan blade inner sleeve, and being respectively arranged with the two side arms of position-limited rack can be with first, second dismounting
The pin-and-hole that open-work on frame is engaged, is also respectively provided with passage in position-limited rack two side arms, first, second dismounting frame is each passed through
Passage in two side arms, pin are inserted after the open-work on the pin-and-hole in two side arms and first, second dismounting frame respectively by position-limited rack
Be installed between first, second dismounting frame, position-limited rack is mutually fixed with drive mechanism, the drive mechanism be oil cylinder, the cylinder of oil cylinder
Body is threadedly coupled with position-limited rack, and dismounting rod is additionally provided between stripper and position-limited rack, is additionally provided with and can allow dismounting on stripper
The via that rod is passed through, the one end for dismantling rod pass through via and withstand the outer face of the axle equipped with fan blade, dismantle the other end quilt of rod
The piston rod of oil cylinder withstands, and the cylinder body of oil cylinder can drive first, second to dismantle frame and stripper tearing open to fan blade by position-limited rack
Unload direction motion to dismantle lower fan blade.
2. it is according to claim 1 with the fan blade provision for disengagement that threaded dismounting hole is engaged is put in fan blade, its feature exists
In：The diameter of dismounting rod is less than the diameter of piston rod of oil cylinder.
3. it is according to claim 1 and 2 with the fan blade provision for disengagement that threaded dismounting hole is engaged, its feature are put in fan blade
It is：First, second dismounting frame is connected using hinge type with stripper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410364094.0A CN104117835B (en) | 2014-07-29 | 2014-07-29 | Fan blade demounting device matched with threaded demounting holes in fan blade inner sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410364094.0A CN104117835B (en) | 2014-07-29 | 2014-07-29 | Fan blade demounting device matched with threaded demounting holes in fan blade inner sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104117835A CN104117835A (en) | 2014-10-29 |
| CN104117835B true CN104117835B (en) | 2017-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410364094.0A Active CN104117835B (en) | 2014-07-29 | 2014-07-29 | Fan blade demounting device matched with threaded demounting holes in fan blade inner sleeve |
Country Status (1)
| Country | Link |
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| CN (1) | CN104117835B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398709B (en) * | 2017-09-18 | 2019-03-22 | 沈阳飞机工业（集团）有限公司 | A method of replacement linkage load component |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5923100A (en) * | 1982-07-28 | 1984-02-06 | Toshiba Corp | Apparatus for assembling propeller fan |
| CN2170188Y (en) * | 1993-04-29 | 1994-06-29 | 王泽清 | Oil pressure device for demounting sleeve |
| KR101305737B1 (en) * | 2011-08-05 | 2013-09-06 | 한전케이피에스 주식회사 | axial fan variable pitch blade shaft disjointing and assembly apparatus |
| CN202991659U (en) * | 2012-12-25 | 2013-06-12 | 中国神华能源股份有限公司 | Disassembling tool for cooling fan |
| CN104057286B (en) * | 2014-05-30 | 2016-10-05 | 江苏永钢集团有限公司 | A kind of erecting device of motor rotor upper bearing (metal) |
| CN204061343U (en) * | 2014-07-29 | 2014-12-31 | 江苏永钢集团有限公司 | With the fan blade dismounting device putting threaded dismounting hole in fan blade and match |
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2014
- 2014-07-29 CN CN201410364094.0A patent/CN104117835B/en active Active
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| Publication number | Publication date |
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| CN104117835A (en) | 2014-10-29 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190726 Address after: 215600 Yong village, Nanfeng Town, Zhangjiagang, Jiangsu, Suzhou Patentee after: Lian Feng Steel (Zhangjiagang) Co., Ltd. Address before: Nanfeng town Zhangjiagang city Suzhou city Jiangsu province 215628 wing Jiangsu Yonggang Group Co Ltd Patentee before: Jiangsu Yonggang Group Co., Ltd. |
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| TR01 | Transfer of patent right |