CN117424405B - Disassembling tool for turbojet engine motor rotor - Google Patents
Disassembling tool for turbojet engine motor rotor Download PDFInfo
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- CN117424405B CN117424405B CN202311745374.1A CN202311745374A CN117424405B CN 117424405 B CN117424405 B CN 117424405B CN 202311745374 A CN202311745374 A CN 202311745374A CN 117424405 B CN117424405 B CN 117424405B
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- holding cylinder
- force application
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- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 239000003292 glue Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0006—Disassembling, repairing or modifying dynamo-electric machines
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The application discloses extracting tool for turbojet engine motor rotor, include: the holding cylinder is used for being sleeved on the inner hole; the plurality of arc-shaped force application pieces are provided with an arc-shaped body, a top block positioned at the lower end of the arc-shaped body and a first connecting block positioned at the upper end of the arc-shaped body; the lining cylinder is used for being inserted into the holding cylinder, the force application part is positioned between the lining cylinder and the holding cylinder, the upper end of the lining cylinder is provided with a second connecting block, and the hollow part of the lining cylinder is provided with an internal thread section; the connecting piece is used for connecting the first connecting block and the second connecting block; the screw rod is used for extending into the hollow part of the lining barrel, the screw rod is in threaded fit with the internal thread section, the lining barrel is limited in working, the screw rod is enabled to be in contact with the bottom wall of the inner hole through rotating the screw rod, the force application piece and the lining barrel can be enabled to move upwards through further rotating the screw rod, and then the rotor assembly is synchronously driven to move upwards through the jacking block. The application is disassembled steadily, is easy to operate, and can take out parts in sequence after the connecting piece is loosened after the application is finished, so that the impeller and the rotor assembly are not damaged.
Description
Technical Field
The invention relates to a disassembling tool, in particular to a disassembling tool for a motor rotor of a turbojet engine.
Background
The turbojet engine impeller is internally provided with a motor rotor piece. The motor rotor is a thin-wall cylinder part and is in small clearance fit with the inner hole of the impeller, and is connected with the impeller by using high-strength locking glue. When a certain component is damaged and needs to be maintained, the motor rotor (magnetic steel) needs to be removed from the inner hole of the impeller. The impeller and the motor rotor are precise, the motor rotor has compact structure at the inner position of the impeller, no force application point is provided, and powerful dismantling is not possible. The motor rotor is connected by the locking glue, and is usually disassembled by adopting a mode of heating to disable the locking glue, but the locking glue cannot be disabled by adopting a mode of integrally heating the parts because the motor rotor is processed by special magnetic materials for ensuring the performance and has limited temperature resistance.
Namely, the disassembly of the motor rotor of the turbojet engine is just right opposite, and the following problems exist:
(1) The motor rotor is compact, the procedure is complicated by using a common method, and the disassembly is difficult;
(2) The materials are easy to damage in the disassembling process.
Disclosure of Invention
The present invention addresses at least one of the above-mentioned problems by providing a removal tool for the motor rotor of a turbojet engine.
The technical scheme adopted by the invention is as follows:
a removal tool for a turbojet engine motor rotor for mating with an impeller, the impeller having an inner bore with a rotor assembly bonded thereto, the removal tool for a turbojet engine motor rotor comprising:
the holding cylinder is used for being sleeved on the inner hole, and when the holding cylinder is sleeved on the inner hole, the outer side wall of the holding cylinder is attached to the inner wall of the rotor assembly;
the force application pieces are provided with arc-shaped bodies, ejector blocks positioned at the lower ends of the arc-shaped bodies and first connecting blocks positioned at the upper ends of the arc-shaped bodies, the ejector blocks are arranged in a protruding mode towards the outer sides of the arc-shaped bodies, the force application pieces are used for extending into the holding cylinders, and the ejector blocks are used for being in contact fit with the lower ends of the rotor assemblies after extending out of the lower ends of the holding cylinders;
the lining is used for being inserted into the holding cylinder, the force application piece is positioned between the lining and the holding cylinder, the force application piece is in contact fit with the lining and the holding cylinder, the upper end of the lining is provided with a second connecting block, and the hollow part of the lining is provided with an internal thread section;
the connecting piece is used for connecting the first connecting block and the second connecting block, so that each force application piece is fixed with the lining cylinder;
the screw rod is used for extending into the hollow part of the lining barrel, the screw rod is in threaded fit with the internal thread section, the lining barrel is limited in working, the screw rod is enabled to be in contact with the bottom wall of the inner hole through rotation of the screw rod, the force application piece and the lining barrel can be enabled to move upwards through further rotation of the screw rod, and then the rotor assembly is driven to move upwards through the jacking block synchronously.
When the rotor assembly works, the holding cylinder is inserted into the inner hole, and then each force application piece respectively penetrates through the holding cylinder, so that the outer side wall of the arc-shaped body is tightly attached to the holding cylinder, and a jacking block protruding from the lower end of the holding cylinder forms a reverse step and is lapped on the lower edge of the rotor assembly; then the assembly formed by the screw rod and the lining barrel is inserted between the force application pieces, the circumferential positions of the lining barrel and the force application pieces are adjusted, the lining barrel and the force application pieces are connected through the connecting pieces, then the lining barrel is limited, the screw rod is enabled to be in contact with the bottom wall of the inner hole through rotation of the screw rod, the force application pieces and the lining barrel can be enabled to move upwards through further rotation of the screw rod, and further the rotor assembly is synchronously driven to move upwards through the jacking block to be separated from the impeller.
The application point acts on the bottom wall surface of the inner hole of the impeller, the arc-shaped top block is uniformly lapped on the edge of the thin-wall part (rotor assembly), and the torque is slowly and uniformly applied through the twisting screw rod, so that the rotating torque is converted into an axial component force, and the rotor assembly and the impeller are decomposed. The method solves the problem of disassembling the motor rotor part of the turbojet engine, and particularly for disassembling thin-wall parts which are high-precision and free of stress surfaces and cannot be heated and cooled. The application is disassembled steadily, is easy to operate, and can take out parts in sequence after the connecting piece is loosened after the application is finished, so that the impeller and the rotor assembly are not damaged.
The outer side wall of the holding cylinder is smooth and matched with the rotor assembly in a contact manner, the holding cylinder can play a role in protecting the rotor assembly, and the rotor assembly is limited in a space formed by the inner hole and the holding cylinder when moving upwards; the lining cylinder is used for limiting the radial position of the force application part, so that the force application part is in contact fit with the lining cylinder and the holding cylinder.
In this application, rotor subassembly can be the magnet steel, and the magnet steel is fixed through the hole of high strength locking glue and impeller. In practical use, the fit of the present application is also achieved by a small gap between the outer side wall of the holding cylinder and the inner wall of the rotor assembly.
In one embodiment of the present invention, the two force applying members are symmetrically disposed at two sides of the liner.
In one embodiment of the invention, a pressing block is arranged at the lower end of the screw rod, and the screw rod is in contact fit with the bottom wall of the inner hole through the pressing block.
In one embodiment of the invention, the pressing block is provided with an anti-falling cavity, the upper end of the anti-falling cavity is provided with a first threaded hole, the lower end of the screw rod is provided with a small-diameter part and a large-diameter part which are sequentially arranged from top to bottom, the large-diameter part is provided with external threads, the external threads of the large-diameter part are in threaded fit with the first threaded hole, the large-diameter part penetrates through the first threaded hole to enter the anti-falling cavity through relative rotation, and the small-diameter part is used for being in rotary fit with the first threaded hole.
The screw rod can not drive the pressing block to synchronously rotate when rotating, and the bottom wall of the inner hole can be prevented from being damaged by the screw rod.
In one embodiment of the present invention, the first handle is further disposed on the second connecting block. The first handle is convenient to hold when in work, so that the lining barrel does not rotate along with the screw rod.
In one embodiment of the present invention, the present invention further comprises a second handle disposed at an upper end of the screw. The second handle is arranged to facilitate the rotation of the screw.
In one embodiment of the present invention, the connecting piece is a bolt, the first connecting block is provided with a second threaded hole, the second connecting block is provided with a through hole opposite to the second threaded hole, and the connecting piece is threaded with the corresponding second threaded hole after passing through the through hole.
In one embodiment of the invention, the lower end surface of the holding cylinder is provided with a supporting rod extending downwards, and the length of the supporting rod is greater than or equal to the thickness of the top block; the supporting rod is used for forming a space between the supporting rod and the bottom wall of the inner hole, and the space is convenient for the top block to pass through.
The design of bracing piece can realize installing the application of force piece in place fast.
In one embodiment of the present invention, the two arc-shaped bodies are correspondingly arranged, an arc-shaped elastic member is arranged between the two arc-shaped bodies, the elastic member is upwardly convex or downwardly convex, and the elastic member is used for enabling the two arc-shaped bodies to have a movement trend away from each other.
Because of the plurality of force application members, the position between the two members needs to be adjusted, which is inconvenient. This application can realize automatically regulated through setting up the elastic component, during the actual installation, makes two arc bodies draw close each other through pressing the elastic component, and the kicking block can go deep into and hold a section of thick bamboo, wears out and holds a section of thick bamboo lower extreme face after when the kicking block, can make two arcs have automatically under the effect of elastic component and keep away from each other, and with holding the inside wall contact of a section of thick bamboo.
In one embodiment of the present invention, the holding cylinder is provided with a plurality of groups of limiting strips, each group of limiting strips comprises two limiting strips arranged at intervals, and the force application member is located between the two limiting strips of the corresponding group. Reliable positioning can be achieved through the limiting strips.
The beneficial effects of the invention are as follows: the application point acts on the bottom wall surface of the inner hole of the impeller, the arc-shaped top block is uniformly lapped on the edge of the thin-wall part (rotor assembly), and the torque is slowly and uniformly applied through the twisting screw rod, so that the rotating torque is converted into an axial component force, and the rotor assembly and the impeller are decomposed. The method solves the problem of disassembling the motor rotor part of the turbojet engine, and particularly for disassembling thin-wall parts which are high-precision and free of stress surfaces and cannot be heated and cooled. The application is disassembled steadily, is easy to operate, and can take out parts in sequence after the connecting piece is loosened after the application is finished, so that the impeller and the rotor assembly are not damaged.
Drawings
Fig. 1 is a schematic view of a disassembly tool for a turbojet engine motor rotor of embodiment 1;
fig. 2 is a sectional view of a detaching tool for a turbojet engine motor rotor of embodiment 1;
fig. 3 is an exploded view of a disassembly tool for a turbojet engine motor rotor of embodiment 1;
fig. 4 is a schematic view of the use of the disassembly tool for the turbojet engine motor rotor of embodiment 1;
FIG. 5 is a schematic view of two force application members of example 2;
FIG. 6 is a schematic view of a cradle of example 3;
FIG. 7 is a schematic view of the embodiment 3 force application member mounted on the holding cylinder;
fig. 8 is a schematic view of a disassembly tool for a turbojet engine motor rotor of embodiment 4.
The reference numerals in the drawings are as follows:
1. an impeller; 11. an inner bore; 12. a rotor assembly; 2. a holding cylinder; 21. a support rod; 22. a limit bar; 3. a force application member; 31. an arc-shaped body; 32. a top block; 33. a first connection block; 331. a second threaded hole; 34. an elastic member; 4. a liner; 41. a hollow portion; 411. an internal thread segment; 42. a second connection block; 421. a through hole; 43. a first handle; 5. a connecting piece; 6. a screw; 61. a small diameter portion; 62. a large diameter portion; 621. an external thread; 63. a second handle; 7. briquetting; 71. an anti-drop cavity; 72. a first threaded bore.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It will be apparent that the embodiments described are some, but not all, of the embodiments of the present application. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
In the description of the present application, it should be noted that, the azimuth or positional relationship indicated by the terms "inner", "outer", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that is commonly put when the product of the application is used, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
The present invention will be described in detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1, 2, 3 and 4, a disassembly tool for a motor rotor of a turbojet engine, for cooperation with an impeller 1, the impeller 1 having an inner bore 11, a rotor assembly 12 being bonded to the inner bore 11, the disassembly tool for the motor rotor of the turbojet engine comprising:
the holding cylinder 2 is used for being sleeved on the inner hole 11, and when the holding cylinder 2 is sleeved on the inner hole 11, the outer side wall of the holding cylinder 2 is attached to the inner wall of the rotor assembly 12;
the force application members 3 are in arc shape, the force application members 3 are provided with arc-shaped bodies 31, top blocks 32 positioned at the lower ends of the arc-shaped bodies 31 and first connecting blocks 33 positioned at the upper ends of the arc-shaped bodies 31, the top blocks 32 are arranged in a protruding mode towards the outer sides of the arc-shaped bodies 31, the force application members 3 are used for extending into the holding cylinder 2, and the top blocks 32 are used for being in contact fit with the lower ends of the rotor assemblies 12 after extending out from the lower ends of the holding cylinder 2;
the lining 4 is used for being inserted into the holding cylinder 2, the force application member 3 is positioned between the lining 4 and the holding cylinder 2, the force application member 3 is in contact fit with both the lining 4 and the holding cylinder 2, the upper end of the lining 4 is provided with a second connecting block 42, and the hollow part 41 of the lining 4 is provided with an internal thread section 411;
a connecting member 5 for connecting the first connecting block 33 and the second connecting block 42 to fix each urging member 3 to the liner 4;
the screw rod 6 is used for extending into the hollow part 41 of the lining barrel 4, the screw rod 6 is in threaded fit with the internal thread section 411, the lining barrel 4 is limited in operation, the screw rod 6 is contacted with the bottom wall of the inner hole 11 by rotating the screw rod 6, the force application member 3 and the lining barrel 4 can be moved upwards by further rotating the screw rod 6, and the rotor assembly 12 is further synchronously driven to move upwards by the jacking block 32.
When the device works, firstly the holding cylinder 2 is inserted into the inner hole 11, then each force application piece 3 respectively penetrates through the holding cylinder 2, the outer side wall of the arc-shaped body 31 is tightly attached to the holding cylinder 2, and the top block 32 protruding from the lower end of the holding cylinder 2 forms a reverse step and is lapped on the lower edge of the rotor assembly 12; then the assembly formed by the screw 6 and the lining 4 is inserted between the force application members 3, the circumferential positions of the lining 4 and the force application members 3 are adjusted, the lining 4 and the force application members 3 are connected through the connecting members 5, the lining 4 is limited, the screw 6 is contacted with the bottom wall of the inner hole 11 through rotating the screw 6, the force application members 3 and the lining 4 can be moved upwards through further rotating the screw 6, and the rotor assembly 12 is synchronously driven to move upwards through the jacking block 32 to be separated from the impeller 1.
The application point is acted on the bottom wall surface of the inner hole 11 of the impeller 1, the arc-shaped top block 32 is uniformly lapped on the edge of a thin-wall part (rotor assembly 12), and the torque is slowly and uniformly applied by twisting the screw rod 6, so that the rotating torque is converted into an axial component force, and the rotor assembly 12 and the impeller 1 are decomposed. The method solves the problem of disassembling the motor rotor part of the turbojet engine, and particularly for disassembling thin-wall parts which are high-precision and free of stress surfaces and cannot be heated and cooled. The application is disassembled steadily, is simple to operate, and can take out parts in sequence after the connecting piece 5 is loosened after the application is finished, so that the impeller 1 and the rotor assembly 12 are not damaged.
The outer side wall of the holding cylinder 2 is smooth and matched with the rotor assembly 12 in a contact way, the holding cylinder 2 can play a role in protecting the rotor assembly 12, and the rotor assembly 12 is limited in a space formed by the inner hole 11 and the holding cylinder 2 when moving upwards; the function of the lining 4 is to define the radial position of the force application member 3 so that the force application member 3 is in contact engagement with both the lining 4 and the holding cylinder 2.
In this application, the rotor assembly 12 may be magnetic steel, and the magnetic steel is fixed to the inner hole 11 of the impeller 1 through high-strength locking glue. In practical use, the fit of the present application is also achieved by a small gap between the outer wall of the holding cylinder 2 and the inner wall of the rotor assembly 12.
In the present embodiment, as shown in fig. 3, the two urging members 3 are symmetrically disposed on both sides of the liner 4.
As shown in fig. 2, 3 and 4, a pressing block 7 is mounted at the lower end of the screw 6, and the screw 6 is in contact fit with the bottom wall of the inner hole 11 through the pressing block 7. In this embodiment, the pressing block 7 has a drop-preventing cavity 71, the upper end of the drop-preventing cavity 71 has a first threaded hole 72, the lower end of the screw 6 has a small diameter portion 61 and a large diameter portion 62 sequentially arranged from top to bottom, the large diameter portion 62 has an external thread 621, the external thread 621 of the large diameter portion 62 is in threaded engagement with the first threaded hole 72, the large diameter portion 62 passes through the first threaded hole 72 through relative rotation to enter the drop-preventing cavity 71, and the small diameter portion 61 is used for in rotational engagement with the first threaded hole 72.
The screw rod 6 is arranged to rotate in such a way that the pressing block 7 is not driven to synchronously rotate, and the screw rod 6 can be prevented from damaging the bottom wall of the inner hole 11.
As shown in fig. 1 and 3, in the present embodiment, a first handle 43 provided on the second connection block 42 and a second handle 63 provided on the upper end of the screw 6 are further included. The first handle 43 is arranged to be convenient for holding during working, so that the lining cylinder 4 does not rotate along with the screw rod 6; providing a second handle 63 facilitates rotation of the screw 6.
As shown in fig. 2 and 3, in the present embodiment, the connecting member 5 is a bolt, the first connecting block 33 has a second threaded hole 331, the second connecting block 42 has a through hole 421 opposite to the second threaded hole 331, and the connecting member 5 is threaded with the corresponding second threaded hole 331 after passing through the through hole 421.
Example 2
As shown in fig. 5, this embodiment differs from embodiment 1 in that: the two arc-shaped bodies 31 are correspondingly arranged, an arc-shaped elastic piece 34 is arranged between the two arc-shaped bodies 31, the elastic piece 34 is upwards convex or downwards convex, and the elastic piece 34 is used for enabling the two arc-shaped bodies to have a movement trend away from each other.
Because of the plurality of force application members 3, the position between the two members needs to be adjusted, which is inconvenient. This application can realize automatically regulated through setting up elastic component 34, during the actual installation, makes two arc bodies 31 draw close each other through pressing elastic component 34, and kicking block 32 can go deep into and hold a section of thick bamboo 2, and after kicking block 32 wears out and holds a section of thick bamboo 2 lower terminal surface, can make two arcs have automatically under elastic component 34 and keep away from each other, and with holding the inside wall contact of section of thick bamboo 2.
Example 3
As shown in fig. 6 and 7, this embodiment differs from embodiment 1 in that: the holding cylinder 2 is provided with a plurality of groups of limiting strips 22, each group of limiting strips 22 comprises two limiting strips 22 which are arranged at intervals, and the force application part 3 is positioned between the two limiting strips 22 of the corresponding group. Reliable positioning can be achieved by the stop bars 22.
Example 4
As shown in fig. 8, this embodiment differs from embodiment 2 or embodiment 3 in that:
the lower end surface of the holding cylinder 2 is provided with a supporting rod 21 extending downwards, and the length of the supporting rod 21 is greater than or equal to the thickness of the top block 32; the support rod 21 is used to form a space with the bottom wall of the inner hole 11 for the top block 32 to pass through.
The design of the support bar 21 enables a quick mounting of the force application member 3 in place.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover all equivalent structures as modifications within the scope of the invention, either directly or indirectly, as may be contemplated by the present invention.
Claims (8)
1. A removal tool for a turbojet engine motor rotor for mating with an impeller having an inner bore with a rotor assembly bonded thereto, the removal tool comprising:
the holding cylinder is used for being sleeved on the inner hole, and when the holding cylinder is sleeved on the inner hole, the outer side wall of the holding cylinder is attached to the inner wall of the rotor assembly;
the force application pieces are provided with arc-shaped bodies, ejector blocks positioned at the lower ends of the arc-shaped bodies and first connecting blocks positioned at the upper ends of the arc-shaped bodies, the ejector blocks are arranged in a protruding mode towards the outer sides of the arc-shaped bodies, the force application pieces are used for extending into the holding cylinders, and the ejector blocks are used for being in contact fit with the lower ends of the rotor assemblies after extending out of the lower ends of the holding cylinders;
the lining is used for being inserted into the holding cylinder, the force application piece is positioned between the lining and the holding cylinder, the force application piece is in contact fit with the lining and the holding cylinder, the upper end of the lining is provided with a second connecting block, and the hollow part of the lining is provided with an internal thread section;
the connecting piece is used for connecting the first connecting block and the second connecting block, so that each force application piece is fixed with the lining cylinder;
the screw rod is used for extending into the hollow part of the lining barrel, the screw rod is in threaded fit with the internal thread section, the lining barrel is limited in working, the screw rod is rotated to enable the screw rod to be in contact with the bottom wall of the inner hole, the force application piece and the lining barrel can be moved upwards by further rotating the screw rod, and then the rotor assembly is synchronously driven to move upwards by the jacking block;
the lower end face of the holding cylinder is provided with a supporting rod extending downwards, and the length of the supporting rod is greater than or equal to the thickness of the top block; the supporting rod is used for forming a space which is convenient for the top block to pass through with the bottom wall of the inner hole;
the two arc bodies are correspondingly arranged, an arc-shaped elastic piece is arranged between the two arc bodies, the elastic piece is upwards convex or downwards convex, and the elastic piece is used for enabling the two arc bodies to have a movement trend away from each other.
2. The disassembling tool for a rotor of a turbojet engine according to claim 1, wherein the force applying members are provided in two, symmetrically arranged on both sides of the liner.
3. The disassembling tool for a motor rotor of a turbojet engine according to claim 1, wherein a pressing block is mounted at the lower end of the screw rod, and the screw rod is in contact fit with the bottom wall of the inner hole through the pressing block.
4. The disassembling tool for a motor rotor of a turbojet engine according to claim 3, wherein the pressing block is provided with an anti-drop cavity, the upper end of the anti-drop cavity is provided with a first threaded hole, the lower end of the screw rod is provided with a small-diameter part and a large-diameter part which are sequentially arranged from top to bottom, the large-diameter part is provided with external threads, the external threads of the large-diameter part are in threaded fit with the first threaded hole, the large-diameter part penetrates through the first threaded hole to enter the anti-drop cavity through relative rotation, and the small-diameter part is used for being in rotary fit with the first threaded hole.
5. The removal tool for a turbojet engine motor rotor of claim 1 further comprising a first handle disposed on the second connection block.
6. The removing tool for a turbojet engine motor rotor of claim 1 further comprising a second handle disposed at an upper end of the screw.
7. The dismounting tool for a turbojet engine motor rotor as claimed in claim 1, wherein the connecting piece is a bolt, a second threaded hole is formed in the first connecting block, a through hole opposite to the second threaded hole is formed in the second connecting block, and the connecting piece is in threaded connection with the corresponding second threaded hole after passing through the through hole.
8. The dismounting tool for a turbojet engine motor rotor as claimed in claim 1, wherein the holding cylinder is provided with a plurality of groups of limiting strips, each group of limiting strips comprises two limiting strips arranged at intervals, and the force application piece is positioned between the two limiting strips of the corresponding group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311745374.1A CN117424405B (en) | 2023-12-19 | 2023-12-19 | Disassembling tool for turbojet engine motor rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311745374.1A CN117424405B (en) | 2023-12-19 | 2023-12-19 | Disassembling tool for turbojet engine motor rotor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117424405A CN117424405A (en) | 2024-01-19 |
| CN117424405B true CN117424405B (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311745374.1A Active CN117424405B (en) | 2023-12-19 | 2023-12-19 | Disassembling tool for turbojet engine motor rotor |
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| Country | Link |
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| CN (1) | CN117424405B (en) |
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|---|---|---|---|---|
| GB962938A (en) * | 1962-09-28 | 1964-07-08 | Alfred Kleinbongartz | Improvements in or relating to a puller device |
| JP2009148035A (en) * | 2007-12-12 | 2009-07-02 | Aisin Aw Co Ltd | Rotor attaching apparatus |
| KR20180003178A (en) * | 2016-06-30 | 2018-01-09 | 르노삼성자동차 주식회사 | Apparatus for removing an injector |
| CN209110969U (en) * | 2018-10-08 | 2019-07-16 | 兰州西固热电有限责任公司 | A kind of mill exhauster use drawing horse |
| CN109848916A (en) * | 2019-03-22 | 2019-06-07 | 王川洪 | A kind of blowdown valve valve pocket extracting tool and its valve pocket dismantle extracting method |
| CN213673901U (en) * | 2020-10-21 | 2021-07-13 | 祖运行 | Fan impeller dismounting device |
| CN215817855U (en) * | 2021-08-27 | 2022-02-11 | 广州宁尚能源科技有限公司 | PCB motor permanent magnet rotor dismantles frock |
| CN216543112U (en) * | 2022-01-14 | 2022-05-17 | 江西中发天信航空发动机科技有限公司 | Aeroengine impeller dismounting device |
| CN216802396U (en) * | 2022-01-24 | 2022-06-24 | 安徽创安机电设备有限公司 | Portable traction machine disassembling equipment |
| CN115431013A (en) * | 2022-08-15 | 2022-12-06 | 北京动力机械研究所 | Turbofan engine case press-mounting device |
| CN218984654U (en) * | 2022-11-12 | 2023-05-09 | 中国航空工业集团公司洛阳电光设备研究所 | Dismounting device |
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| CN117424405A (en) | 2024-01-19 |
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