CN112978078A - Buffer isolation device, manufacturing method and part hoisting method - Google Patents
Buffer isolation device, manufacturing method and part hoisting method Download PDFInfo
- Publication number
- CN112978078A CN112978078A CN202110286385.2A CN202110286385A CN112978078A CN 112978078 A CN112978078 A CN 112978078A CN 202110286385 A CN202110286385 A CN 202110286385A CN 112978078 A CN112978078 A CN 112978078A
- Authority
- CN
- China
- Prior art keywords
- isolation device
- hoisting
- buffer
- annular
- buffer isolation
- 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.)
- Pending
Links
- 238000002955 isolation Methods 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 239000002390 adhesive tape Substances 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims description 31
- 239000004698 Polyethylene Substances 0.000 claims description 21
- -1 polyethylene Polymers 0.000 claims description 21
- 229920000573 polyethylene Polymers 0.000 claims description 21
- 229910001297 Zn alloy Inorganic materials 0.000 claims description 5
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims 2
- 230000003139 buffering effect Effects 0.000 claims 1
- 239000000314 lubricant Substances 0.000 abstract description 8
- 238000000354 decomposition reaction Methods 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000006072 paste Substances 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D59/00—Plugs, sleeves, caps, or like rigid or semi-rigid elements for protecting parts of articles or for bundling articles, e.g. protectors for screw-threads, end caps for tubes or for bundling rod-shaped articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/54—Internally-expanding grippers for handling hollow articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a buffer isolation device, a manufacturing method and a part hoisting method, which can fully utilize the narrow space between a part journal and a hoisting tool, and the buffer isolation device is arranged in the part journal before the hoisting tool is installed, so that the effective physical isolation is realized between a hoisting rod and a part, the assembly and hoisting of the subsequent hoisting tool and the decomposition of the hoisting tool are not influenced, meanwhile, the impact force generated by the inevitable swinging generated in the assembling process of the hoisting tool can be buffered and released, and the surface state of an inner surface dry film layer can be effectively protected without damage. The invention can avoid the possibility that dry film lubricant coated on the surface of the part is bonded and falls off by using a bonding protection method such as medical adhesive tape and the like.
Description
Technical Field
The invention belongs to the field of assembly of parts of an aircraft engine, and particularly relates to a buffer isolation device, a manufacturing method and a part hoisting method.
Background
In the structure that lubricating oil, grease and paste are inconvenient to lubricate in the part of an aircraft engine, dry film lubricant is usually adopted as the lubricant under the dry friction condition, the thickness of a dry film lubricant coating is very thin, the size and the mechanical strength of parts are not influenced, and the coating is not easy to be extruded out of a friction contact surface under the action of pressure, so that the bearing capacity is high. However, damage to the coating can lead to poor local lubrication of the aircraft engine and, in severe cases, to wear and adhesive failure of the parts. Therefore, the surface quality of the dry lubricant layer on the surface of the aircraft engine part is important to the safety and reliability of the engine operation.
However, in the assembly process of actual aircraft engine components, the lifting appliance needs to be mounted and disassembled for a plurality of times on the shaft neck with the inner surface coated according to the arrangement of a process route, and because the clearance at the matching part between the part and the lifting appliance is very small, the lifting appliance is very easy to be rubbed with the top of the teeth in the shaft neck of the part, so that dry film lubricants on the top surface of the teeth in the shaft neck of the part are scratched and dropped to different degrees, the hidden danger is caused to the working reliability of the aircraft engine, and the assembly quality, the production cycle and the service performance of the aircraft engine components are greatly influenced.
Disclosure of Invention
The invention aims to overcome the defects and provides a buffer isolation device, a manufacturing method and a part hoisting method, which can fully utilize the narrow space between a part journal and a hoisting tool, buffer and release the impact force generated between the hoisting tool and the part, physically isolate the part from the hoisting tool and further improve the assembly quality of a dry film lubricant on the surface of sleeve teeth in the part journal.
In order to achieve the purpose, the buffer isolation device comprises an annular partition plate, wherein a circle of flanging is arranged at the end part of the annular partition plate, a polyethylene film covers the outer surface of the annular partition plate, and the polyethylene film extends to the surface of the flanging.
The annular partition plate and the outward flange are both made of copper-zinc alloy plates.
The polyethylene film is fixed on the annular clapboard and the outward turned edge by adopting medical adhesive tape or transparent adhesive tape.
The included angle between the annular partition plate and the outward flanging is 90 degrees.
A manufacturing method of a buffer isolation device comprises the following steps:
the annular partition plate is flatly laid, and a layer of polyethylene film is covered outside the annular partition plate;
one long edge at one side of the annular partition plate is provided with a fixed-depth opening at intervals of fixed length;
rolling the annular clapboard into a ring shape, and placing a polyethylene film on the outer side of the ring;
the opening is turned outwards to form a flanging.
The depth of the openings was 20mm and the distance between the openings was 25 mm.
The included angle between the outward flanging formed after the opening is turned outwards and the annular clapboard is 90 degrees.
The polyethylene film is fixed on the annular clapboard by adopting medical adhesive plaster or transparent adhesive tape.
A part hoisting method of a buffer isolation device comprises the following steps:
s1, fixing the parts on the stations;
s2, mounting the annular partition plate of the buffer isolation device into the inner cavity of the shaft neck of the part, and attaching the outward flange of the buffer isolation device to the end face of the shaft neck of the part;
s3, hoisting the core expanding sling into the shaft neck of the part, and isolating the hoisting rod from the part by a buffer isolation device;
s4, hoisting the components;
s5, lifting the core expanding sling from the shaft neck of the part;
and S6, taking the buffer isolation device out of the shaft neck, and completing part hoisting.
And S1, when the part is fixed on the station, the mounting shaft neck is upward.
Compared with the prior art, the buffer isolation device comprises the annular partition plate, the end part of the annular partition plate is provided with the circle of outward flange, the outer surface of the annular partition plate is covered with the polyethylene film, and the polyethylene film extends to the surface of the outward flange.
The buffer isolation device can fully utilize the narrow space between the part shaft neck and the lifting appliance, and when the buffer isolation device is used, the buffer isolation device is arranged in the part shaft neck before the lifting appliance is installed, so that the effective physical isolation is realized between the lifting rod and the part, the assembly and the lifting of the subsequent lifting appliance and the decomposition of the lifting appliance are not influenced, and meanwhile, the impact force formed by the inevitable swinging generated in the assembly process of the lifting appliance can be buffered and released, the surface state of the inner surface dry film layer can be effectively protected, and the damage is avoided. The invention can avoid the possibility that dry film lubricant coated on the surface of the part is bonded and falls off by using a bonding protection method such as medical adhesive tape and the like.
Drawings
FIG. 1 is a schematic view of the buffer device according to the present invention;
FIG. 2 is a schematic view of a buffer isolation device according to the present invention;
wherein, 1, annular baffle, 2, flanging.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, a buffer isolation device comprises an annular partition plate 1, wherein a circle of flanging 2 is arranged at the end part of the annular partition plate 1, a polyethylene film covers the outer surface of the annular partition plate 1, and the polyethylene film extends to the surface of the flanging 2. The polyethylene film is fixed on the annular partition board 1 and the outward flanging 2 by adopting medical adhesive tapes or transparent adhesive tapes. The included angle between the annular partition plate 1 and the outward flanging 2 is 90 degrees. The buffer isolation device consists of a copper-zinc alloy rectangular thin plate and a polyethylene film. The annular partition plate 1 and the outward flanging 2 are both made of copper-zinc alloy plates.
A manufacturing method of a buffer isolation device comprises the following steps:
referring to fig. 1, a ring-shaped partition board 1 is tiled, a layer of polyethylene film is covered outside the ring-shaped partition board 1, and the polyethylene film is fixed on the ring-shaped partition board 1 by adopting medical adhesive tape or transparent adhesive tape;
a long edge at one side of the annular clapboard 1 is provided with a fixed-depth opening at fixed intervals;
referring to fig. 2, the annular partition board 1 is rolled into a ring shape so that a polyethylene film is placed outside the ring;
the opening is turned outwards to form an outward flange 2, and the included angle between the outward flange 2 and the annular clapboard 1 is 90 degrees.
Preferably, the openings have a depth of 20mm and a distance of 25mm between the openings.
A part hoisting method adopting a buffer isolation device comprises the following steps:
s1, fixing the mounting journal of the part to be mounted on the station upwards;
s2, mounting the annular partition plate 1 of the buffer isolation device into the inner cavity of the shaft neck, and attaching the outward flange 2 of the buffer isolation device to the end face of the shaft neck of the part to be mounted;
s3, hoisting the core expanding sling into the shaft neck, and isolating the hanging rod from the part to be installed by a buffer isolation device;
s4, hoisting the components;
s5, lifting the core expanding sling from the shaft neck of the part;
and S6, taking the buffer isolation device out of the journal of the part, and completing part hoisting.
The thickness of the buffer isolation device is about 0.8mm, the buffer isolation device can be firstly installed in a shaft neck of a part without influencing the assembly, hoisting and decomposition of a subsequent lifting appliance, and the copper-zinc alloy thin plate has better plasticity and toughness, can buffer and release impact force formed by inevitable swinging generated in the installation process of the lifting appliance, can effectively protect the surface state of a dry film layer on the surface of a sleeve tooth in the part and has no damage.
Claims (10)
1. The utility model provides a buffering isolating device, its characterized in that includes annular baffle (1), and the tip of annular baffle (1) is provided with round flanging (2), and the surface of annular baffle (1) covers has the polyethylene film, and the polyethylene film extends to flanging (2) surface.
2. A buffer isolation device according to claim 1, wherein the annular partition (1) and the outward turned edge (2) are made of copper-zinc alloy plate.
3. A buffer isolation device according to claim 1, wherein the polyethylene film is fixed on the annular partition plate (1) and the outward flange (2) by medical adhesive tape or transparent adhesive tape.
4. A buffer spacer according to claim 1, characterised in that the angle between the annular partition (1) and the flanging (2) is 90 °.
5. A method of making a cushioning isolation device according to claim 1, comprising the steps of:
the annular partition plate (1) is tiled, and a layer of polyethylene film is covered outside the annular partition plate (1);
a long edge at one side of the annular clapboard (1) is provided with a fixed-depth opening at fixed intervals;
rolling the annular clapboard (1) into an annular shape to enable a polyethylene film to be arranged on the outer side of the annular shape;
the opening is turned outwards to form a flanging (2).
6. The method as claimed in claim 5, wherein the depth of the openings is 20mm and the distance between the openings is 25 mm.
7. A method for manufacturing a buffer and isolation device according to claim 5, characterized in that the outward turned edge (2) formed after the opening is turned outwards forms an angle of 90 degrees with the annular partition (1).
8. A method for manufacturing a buffer isolation device according to claim 5, characterized in that a polyethylene film is fixed on the annular partition plate (1) by using medical adhesive tape or transparent adhesive tape.
9. A method for hoisting parts by using the buffer isolation device as claimed in claim 1, which comprises the following steps:
s1, fixing the parts on the stations;
s2, mounting the annular partition plate (1) of the buffer isolation device to the inner cavity of the shaft neck of the part, and attaching the outward flange (2) of the buffer isolation device to the end face of the shaft neck of the part;
s3, hoisting the core expanding sling into the shaft neck of the part, and isolating the hoisting rod from the part by a buffer isolation device;
s4, hoisting the components;
s5, lifting the core expanding sling from the part shaft neck;
and S6, taking the buffer isolation device out of the shaft neck, and completing part hoisting.
10. The method for hoisting the parts by using the buffer spacer as claimed in claim 9, wherein the mounting journal is directed upward when the parts are fixed at the working position in S1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110286385.2A CN112978078A (en) | 2021-03-17 | 2021-03-17 | Buffer isolation device, manufacturing method and part hoisting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110286385.2A CN112978078A (en) | 2021-03-17 | 2021-03-17 | Buffer isolation device, manufacturing method and part hoisting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112978078A true CN112978078A (en) | 2021-06-18 |
Family
ID=76332689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110286385.2A Pending CN112978078A (en) | 2021-03-17 | 2021-03-17 | Buffer isolation device, manufacturing method and part hoisting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112978078A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102189A (en) * | 1986-04-06 | 1987-10-21 | 蓬莱县南王乡团结农机修造厂 | Edge folding process for cold pressed bi-metal reel pleeve |
| JP2983534B1 (en) * | 1998-11-06 | 1999-11-29 | 千代田鋼業株式会社 | Coil protector and forming equipment |
| CN2523702Y (en) * | 2002-01-18 | 2002-12-04 | 黄志杰 | Outer Packing pots of sine bottles |
| CN101302618A (en) * | 2007-05-11 | 2008-11-12 | 陈鸣 | Manufacturing method of corrosion resistant steel plate having polyethylene zinc-aluminium alloy composite coating |
| CN201152314Y (en) * | 2008-02-01 | 2008-11-19 | 胡君明 | Bearing protecting cover |
| KR101030766B1 (en) * | 2010-06-24 | 2011-04-27 | (주)유창하이텍 | Iron plate coil transportation guard ring |
| CN102491165A (en) * | 2011-12-29 | 2012-06-13 | 无锡市创威冷轧有限公司 | Tool for lifting thin rolled plate |
| CN202358812U (en) * | 2011-10-25 | 2012-08-01 | 河北钢铁集团衡水板业有限公司 | Device for preventing cold rolled steel roll from colliding |
| CN103089163A (en) * | 2013-01-28 | 2013-05-08 | 北京化工大学 | High abrasion resistant steel-plastic composite coupling |
| CN204778318U (en) * | 2015-06-05 | 2015-11-18 | 中国重汽集团杭州发动机有限公司 | Embedded hoist |
| CN206351819U (en) * | 2016-12-15 | 2017-07-25 | 四川维克多工业有限公司 | A kind of full paper barrel of firm and durable |
| CN110436329A (en) * | 2019-07-17 | 2019-11-12 | 泰州润杰物流安全装备科技有限公司 | A kind of cargo securing device for securing cargo |
| CN210366613U (en) * | 2019-06-14 | 2020-04-21 | 荆州大方智能科技股份有限公司 | Steel wire rope hoisting sheath for hoisting annular metal component |
-
2021
- 2021-03-17 CN CN202110286385.2A patent/CN112978078A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102189A (en) * | 1986-04-06 | 1987-10-21 | 蓬莱县南王乡团结农机修造厂 | Edge folding process for cold pressed bi-metal reel pleeve |
| JP2983534B1 (en) * | 1998-11-06 | 1999-11-29 | 千代田鋼業株式会社 | Coil protector and forming equipment |
| CN2523702Y (en) * | 2002-01-18 | 2002-12-04 | 黄志杰 | Outer Packing pots of sine bottles |
| CN101302618A (en) * | 2007-05-11 | 2008-11-12 | 陈鸣 | Manufacturing method of corrosion resistant steel plate having polyethylene zinc-aluminium alloy composite coating |
| CN201152314Y (en) * | 2008-02-01 | 2008-11-19 | 胡君明 | Bearing protecting cover |
| KR101030766B1 (en) * | 2010-06-24 | 2011-04-27 | (주)유창하이텍 | Iron plate coil transportation guard ring |
| CN202358812U (en) * | 2011-10-25 | 2012-08-01 | 河北钢铁集团衡水板业有限公司 | Device for preventing cold rolled steel roll from colliding |
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| CN210366613U (en) * | 2019-06-14 | 2020-04-21 | 荆州大方智能科技股份有限公司 | Steel wire rope hoisting sheath for hoisting annular metal component |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210618 |
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| RJ01 | Rejection of invention patent application after publication |