CN104117835A - 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
- CN104117835A CN104117835A CN201410364094.0A CN201410364094A CN104117835A CN 104117835 A CN104117835 A CN 104117835A CN 201410364094 A CN201410364094 A CN 201410364094A CN 104117835 A CN104117835 A CN 104117835A
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- CN
- China
- Prior art keywords
- fan blade
- hole
- demounting
- dismounting
- stripper
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Classifications
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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, be specifically related to the provision for disengagement of a kind of fan blade fast, easily.
Background technology
Fan blade is to be assemblied on axle by fastening mode, and fan blade or axle after damaging all need fan blade to disassemble from axle.The conventional method for dismounting of fan blade is: use hard thing to knock fan blade inside bottom, it is slided from axle gradually, this process easily causes the damage on fan blade inside bottom and axle surface, during well damage, fan blade is scrapped together with axle, and that fan blade and motor end face are installed sometimes is very near, causes being difficult to fan blade inside bottom to knock, thereby not only increased maintenance cost, also wasted maintenance time.
Summary of the invention
Technical problem to be solved by this invention is: a kind of fan blade provision for disengagement is provided, and it can, when not damaging fan blade and axle, disassemble fan blade quickly and easily from axle.
For solving the problems of the technologies described above, the technical solution used in the present invention is: with the fan blade provision for disengagement that puts screw thread removal hole in fan blade and match, comprise first, the second dismounting frame, be characterized in: first, on the second dismounting frame, be respectively arranged with several open-works, first, the front end of the second dismounting frame is connected with stripper, on the end face of stripper, be provided with several through holes, bolt is fixedly connected on stripper on the surface of fan blade inner sleeve through the through hole on stripper and after screwing in the screw thread removal hole putting in fan blade, in the two side arms of position-limited rack, being respectively arranged with can be with first, the pin-and-hole that open-work on the second dismounting frame matches, pin inserts respectively the pin-and-hole and first in two side arms, after open-work on the second dismounting frame, position-limited rack is installed on to first, between the second dismounting frame, position-limited rack and driving mechanism fix, driving mechanism drives first by position-limited rack, the second dismounting frame and stripper move to dismantle lower fan blade to the disassembly direction of fan blade.
Further, the aforesaid fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching, wherein: in position-limited rack two side arms, be respectively arranged with passage, first, second dismounting frame is respectively through the passage in two side arms, and pin-and-hole and first, second open-work of dismantling on frame that pin inserts respectively in two side arms are fixed on first, second dismounting frame in the passage of two side arms.
Further, the aforesaid fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching, wherein: on the end face of stripper, be provided with four through holes and be all strip through hole, wherein first, second through hole distributes point-blank, three, fourth hole and the first through hole or the second through hole are mutually 120 degree angles and distribute, and the 3rd, the intersection point of the axis of fourth hole is between first, second through hole.
Further, the aforesaid fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching, wherein: described driving mechanism is oil cylinder, the cylinder body of oil cylinder is threaded with position-limited rack, between stripper and position-limited rack, be also provided with dismounting rod, on stripper, be also provided with the via hole that can allow dismounting rod pass, the outer face that one end of dismounting rod is passed via hole and withstood the axle that fan blade is housed, the other end of dismounting rod is withstood by the piston rod of oil cylinder, the cylinder body of oil cylinder can drive first by position-limited rack, the second dismounting frame and stripper move to dismantle lower fan blade to the disassembly direction of fan blade.
Further, the aforesaid fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching, wherein: the diameter of dismounting rod is less than the diameter of piston rod of oil cylinder.
Further, the aforesaid fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching, wherein: first, second dismounting frame is connected with stripper employing hinge type.
Advantage of the present invention is: use fan blade provision for disengagement of the present invention, can when not damaging fan blade and axle, fan blade be disassembled quickly and easily from axle, reduced expense and the time of maintenance.
Accompanying drawing explanation
Fig. 1 is the perspective view with putting the fan blade provision for disengagement that screw thread removal hole matches in fan blade of the present invention.
Fig. 2 puts the structural representation of the fan blade that is threaded removal hole in fan blade.
The 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 puts screw thread removal hole in fan blade and match, as shown in Figure 1 and Figure 2, comprise first, second dismounting frame 3,4, on first, second dismounting frame, be evenly provided with respectively several the first open-works 31 and several the second open-work 41, the front end of first, second dismounting frame 3,4 is connected with stripper 8 hinge types, in the present embodiment, between first, second dismounting frame 3,4 and stripper 8, adopt hinge type to connect, can be when installation and removal stripper 8, first, second dismounting frame 3,4 is pushed aside to the installation and removal of plate 8 for convenience detach to both sides.On the end face of stripper 8, being provided with shape is all first of strip, second, the 3rd, fourth hole 81, 82, 83, 84, wherein first, the second through hole 81, 82 distribute point-blank, the 3rd, fourth hole 83, the 84 and second through hole 82 is mutually 120 degree angles and distributes, the 3rd, fourth hole 83, the intersection point of 84 axis is first, the second through hole 81, between 82, in the present embodiment, such strip through hole is set on the end face of stripper 8, on the one hand can be used for dismantling in fan blade inner sleeve 21 screw thread removal hole to distance of center circle from different fan blade 2, in order to adapt to following three kinds of distribution situations of screw thread removal hole in fan blade inner sleeve 21 on the other hand: one, lay respectively on foursquare four angles, two, lay respectively on three angles of equilateral triangle, three, be positioned on straight line.The first bolt 85 passes the first through hole 81 and screws in the first screw thread removal hole 22 in fan blade inner sleeve 21, the second bolt 86 passes the second through hole 82 and screws in the second screw thread removal hole 23 in fan blade inner sleeve 21, thereby stripper 8 is fixedly connected on the surface of fan blade inner sleeve 21 to first of position-limited rack 5, the second side arm 51, on 52, being respectively arranged with can be with first, the second open-work 31, 41 match first, the second pin-and-hole 511, 521, first of position-limited rack 5, the second side arm 51, on 52, be also respectively arranged with first, second channel 55, 56, the first, the second dismounting frame 3, 4 respectively through first, second channel 55, 56, the first pins 53 insert in the first pin-and-hole 511 and the first open-work 31, and second pin 54 position-limited rack 5 is installed on to first after inserting in the second pin-and-holes 521 and the second open-work 41, the second dismounting frame 3, between 4, in the present embodiment, first, the second dismounting frame 3, the several open-works that evenly arrange respectively on 4, can make position-limited rack 5 be positioned at first, the second dismounting frame 3, between 4, different position, front and back, extracts to adapt to the fan blade 2 that degree is different, first, second passage 55,56 is set respectively on first, second side arm 51,52, can makes the more firm of position-limited rack 5 installations.Driving mechanism is oil cylinder 6, and oil cylinder 6 can be driven by hand oil pump 7 fuel feeding, and wherein oil cylinder 6 and hand oil pump 7 are all conventional equipment, are easy to buy, the cylinder body of oil cylinder 6 is threaded with position-limited rack 5, between stripper 8 and position-limited rack 5, be also provided with dismounting rod 61, the diameter of dismounting rod 61 is less than the diameter of piston rod of oil cylinder 6, on stripper 8, be also provided with the via hole 62 that can allow dismounting rod 61 pass, the outer face that one end of dismounting roller 61 is passed via hole 62 and withstood the axle 1 that fan blade 2 is housed, the other end of dismounting rod 61 is withstood by the piston rod of oil cylinder 6, along with the piston rod of oil cylinder 6 continues to stretch out, the cylinder body of oil cylinder 6 drives first by position-limited rack 5, the second dismounting frame 3, 4 and stripper 8 to the disassembly direction of fan blade 2, move to dismantle lower fan blade 2, in the present embodiment, use described dismounting rod 61 can make on the one hand the piston rod extension elongation of oil cylinder 6 shorten, increase the service life of oil cylinder 6, can make on the other hand via hole 62 diameters diminish, increase on stripper 8 first, second, the 3rd, fourth hole 81, 82, 83, 84 adjustable range, stripper 8 can be fixed in the very near blower fan inner sleeve 21 that screw thread removal hole leans on.
The operation principle with putting the fan blade provision for disengagement that screw thread removal hole matches in fan blade described in the present embodiment is: as Fig. 1, shown in Fig. 2, first first, the second dismounting frame 3, 4 and stripper 8 between use hinge type to connect, then the first bolt 85 is through the first through hole 81 and screw in the first screw thread removal hole 22 in fan blade inner sleeve 21, and second bolt 86 through the second through hole 82 and screw in the second screw thread removal hole 23 in fan blade inner sleeve 21, stripper 8 is fixedly connected on the surface of fan blade inner sleeve 21, then first, the second dismounting frame 3, 4 respectively through on position-limited rack 5 first, second channel 55, 56, then, according to dismounting needs, determine that position-limited rack 5 is first, the second dismounting frame 3, position on 4, then insert in the first pin-and-hole 511 and the first open-work 31 by the first pin 53, and second pin 54 position-limited rack 5 is installed on to first after inserting in the second pin-and-holes 521 and the second open-work 41, the second dismounting frame 3, between 4, then oil cylinder 6 is threaded with position-limited rack 5, hand oil pump 7 is given oil cylinder 6 fuel feeding, the piston rod of oil cylinder 6 stretches out and withstands the outer end of dismounting rod 61, the outer face of the axle 1 that fan blade 2 is installed is withstood in the inner of dismounting rod 61 through via hole 62, along with the piston rod of oil cylinder 6 continues to stretch out, the cylinder body of oil cylinder 6 drives first by position-limited rack 5, the second dismounting frame 3, 4 and stripper 8 to the disassembly direction of fan blade 2, move to dismantle lower fan blade 2.
Beneficial effect of the present invention: use fan blade provision for disengagement of the present invention, can when not damaging fan blade and axle, fan blade be disassembled quickly and easily from axle, reduced the expense of maintenance, and the take-down time foreshortens to original 1/4, has greatly improved the operating efficiency of dismounting.
Claims (7)
1. with the fan blade provision for disengagement that puts screw thread removal hole in fan blade and match, comprise first, the second dismounting frame, it is characterized in that: first, on the second dismounting frame, be respectively arranged with several open-works, first, the front end of the second dismounting frame is connected with stripper, on the end face of stripper, be provided with several through holes, bolt is fixedly connected on stripper on the surface of fan blade inner sleeve through the through hole on stripper and after screwing in the screw thread removal hole putting in fan blade, in the two side arms of position-limited rack, being respectively arranged with can be with first, the pin-and-hole that open-work on the second dismounting frame matches, pin inserts respectively the pin-and-hole and first in two side arms, after open-work on the second dismounting frame, position-limited rack is installed on to first, between the second dismounting frame, position-limited rack and driving mechanism fix, driving mechanism drives first by position-limited rack, the second dismounting frame and stripper move to dismantle lower fan blade to the disassembly direction of fan blade.
2. the fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching according to claim 1, it is characterized in that: in position-limited rack two side arms, be respectively arranged with passage, first, second dismounting frame is respectively through the passage in two side arms, and pin-and-hole and first, second open-work of dismantling on frame that pin inserts respectively in two side arms are fixed on first, second dismounting frame in the passage of two side arms.
3. the fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching according to claim 1 and 2, it is characterized in that: on the end face of stripper, be provided with four through holes and be all strip through hole, wherein first, second through hole distributes point-blank, three, fourth hole and the first through hole or the second through hole are mutually 120 degree angles and distribute, and the 3rd, the intersection point of the axis of fourth hole is between first, second through hole.
4. the fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching according to claim 1 and 2, it is characterized in that: described driving mechanism is oil cylinder, the cylinder body of oil cylinder is threaded with position-limited rack, between stripper and position-limited rack, be also provided with dismounting rod, on stripper, be also provided with the via hole that can allow dismounting rod pass, the outer face that one end of dismounting rod is passed via hole and withstood the axle that fan blade is housed, the other end of dismounting rod is withstood by the piston rod of oil cylinder, the cylinder body of oil cylinder can drive first by position-limited rack, the second dismounting frame and stripper move to dismantle lower fan blade to the disassembly direction of fan blade.
5. the fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching according to claim 3, it is characterized in that: described driving mechanism is oil cylinder, the cylinder body of oil cylinder is threaded with position-limited rack, between stripper and position-limited rack, be also provided with dismounting rod, on stripper, be also provided with the via hole that can allow dismounting rod pass, the outer face that one end of dismounting rod is passed via hole and withstood the axle that fan blade is housed, the other end of dismounting rod is withstood by the piston rod of oil cylinder, the cylinder body of oil cylinder can drive first by position-limited rack, the second dismounting frame and stripper move to dismantle lower fan blade to the disassembly direction of fan blade.
6. the fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching according to claim 5, is characterized in that: the diameter of dismounting rod is less than the diameter of piston rod of oil cylinder.
7. the fan blade provision for disengagement with putting screw thread removal hole in fan blade and matching according to claim 1 and 2, is characterized in that: first, second dismounting frame is connected with stripper employing hinge type.
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 true CN104117835A (en) | 2014-10-29 |
| CN104117835B 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) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398709A (en) * | 2017-09-18 | 2017-11-28 | 沈阳飞机工业（集团）有限公司 | A kind of method for changing linkage load component |
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| 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 |
| 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 |
| KR101305737B1 (en) * | 2011-08-05 | 2013-09-06 | 한전케이피에스 주식회사 | axial fan variable pitch blade shaft disjointing and assembly apparatus |
| CN104057286A (en) * | 2014-05-30 | 2014-09-24 | 江苏永钢集团有限公司 | Mounting device for upper bearing of motor rotor |
| 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 |
-
2014
- 2014-07-29 CN CN201410364094.0A patent/CN104117835B/en active Active
Patent Citations (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 |
| CN104057286A (en) * | 2014-05-30 | 2014-09-24 | 江苏永钢集团有限公司 | Mounting device for upper bearing of motor rotor |
| 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398709A (en) * | 2017-09-18 | 2017-11-28 | 沈阳飞机工业（集团）有限公司 | A kind of method for changing linkage load component |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104117835B (en) | 2017-04-12 |
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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. |