CN111673680B - Rotor assembly assembling and disassembling tool - Google Patents
Rotor assembly assembling and disassembling tool Download PDFInfo
- Publication number
- CN111673680B CN111673680B CN202010359640.7A CN202010359640A CN111673680B CN 111673680 B CN111673680 B CN 111673680B CN 202010359640 A CN202010359640 A CN 202010359640A CN 111673680 B CN111673680 B CN 111673680B
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- China
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- hole
- fixing sleeve
- rotor assembly
- nut
- clamping seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
Abstract
The invention discloses a tool for assembling and disassembling a rotor assembly, which comprises: the center of the clamping seat is sequentially provided with an axial square hole and a fixing sleeve mounting hole from top to bottom along the axial direction, and the middle part of the clamping seat is hollowed to be provided with a handle abdicating notch; the fixing sleeve is in clearance fit with the fixing sleeve mounting hole at the upper section and is provided with a first connecting hole which is vertical to the axis of the fixing sleeve in a penetrating manner; the handle penetrates into the handle abdicating notch and the first connecting hole; the clamping jaws are identical in structure, the upper ends of the clamping jaws are uniformly hinged to the bottom of the clamping seat along the circumferential direction, and the lower ends of the clamping jaws are embedded into the nut notches after the clamping jaws are folded; the positioning sleeve is detachably connected with the lower section of the fixing sleeve, and the inner hole wall of the positioning sleeve is inwards provided with a plurality of grooves opposite to the gear grooves along the circumferential direction; and the plurality of rolling rods are inserted into a combined cavity formed by encircling the gear grooves and the grooves which are oppositely arranged. The invention has simple structure and convenient operation, and can greatly improve the assembly and disassembly efficiency of the rotor assembly.
Description
Technical Field
The invention relates to the field of assembling and disassembling tools, in particular to a tool for assembling and disassembling a rotor assembly.
Background
Generally, in the assembly and disassembly of mechanical parts, when the nut is screwed and loosened, the nut can be loosened and tightened by using a general spanner, but a special structural form needs to be designed for loosening and tightening the nut of a special component, so that the nut can be loosened and tightened only under the condition that the component does not rotate. For example, in some type of engine, after the power turbine rotor assembly is pressed into the front casing, the locking ring and the nut are installed, the input drive gear is installed on the elastic shaft and enters the groove of the nut, and then the nut is tightened and the rotor assembly is fastened in the casing by measuring the torque. At this moment, when the nut is screwed and loosened, the rotor assembly can rotate along with the screwing and loosening directions, and the nut cannot be screwed and loosened, so that the nut cannot be screwed and loosened by an universal wrench, the torque cannot be measured, and the nut can be screwed and loosened only by fixing the power turbine rotor assembly without rotating.
Disclosure of Invention
The invention provides a tool for assembling and disassembling a rotor assembly, which aims to solve the technical problems that when a nut is screwed and loosened, the rotor assembly can rotate along with the screwing and loosening directions, and the nut cannot be screwed and loosened, so that a universal wrench cannot screw and loosen the nut and cannot measure torque.
The technical scheme adopted by the invention is as follows:
a rotor assembly disassembly tool, comprising:
the center of the clamping seat is sequentially provided with an axial square hole and a fixing sleeve mounting hole from top to bottom along the axial direction, and the middle part of the clamping seat is hollowed to be provided with a handle abdicating notch;
the fixing sleeve is in clearance fit with the fixing sleeve mounting hole at the upper section and is provided with a first connecting hole which is vertical to the axis of the fixing sleeve in a penetrating manner;
the handle penetrates into the handle abdicating notch and the first connecting hole;
the clamping jaws are identical in structure, the upper ends of the clamping jaws are uniformly hinged to the bottom of the clamping seat along the circumferential direction, and the lower ends of the clamping jaws are embedded into the nut notches after the clamping jaws are folded;
the positioning sleeve is detachably connected with the lower section of the fixing sleeve, and the inner hole wall of the positioning sleeve is inwards provided with a plurality of grooves opposite to the gear grooves along the circumferential direction;
and the plurality of rolling rods are inserted into a combined cavity formed by encircling the gear grooves and the grooves which are oppositely arranged.
Furthermore, a second through hole vertical to the axis of the clamping seat is arranged at the upper end of the clamping seat in a penetrating manner, and a plurality of force application notches are uniformly arranged on the cylindrical surface at the upper end of the clamping seat along the circumferential direction;
the bottom of cassette is provided with a plurality of articulated breach along circumference evenly at interval, articulated breach department is provided with and is used for through first cylindric lock and each jack catch articulated first through-hole mutually.
Furthermore, the lower end of the fixed sleeve is provided with a connecting part which is sleeved with the inner hole of the positioning sleeve, and the connecting part is provided with a second connecting hole which is vertical to the axis of the fixed sleeve in a penetrating manner.
Further, an axial through hole for reducing weight is arranged in the center of the fixing sleeve in an axial penetrating mode.
Further, the jack catch includes the jack catch main part, the upper end of jack catch main part is provided with and is used for the articulated third through-hole of cassette, and the lower extreme is provided with the sectorial portion that the contained angle is the same, and the contained angle sum of the sectorial portion of all jack catch main parts is 360 degrees, the sectorial portion extends between two parties towards one side of nut and is provided with the boss that can imbed the nut breach.
Further, still including the snap ring, be provided with a plurality of round pin axles along circumference on the snap ring periphery wall, the snap ring cover is in the angle that opens of each jack catch of one side restriction that each jack catch main part deviates from the nut.
Furthermore, a clamping ring positioning flange used for limiting the position of the clamping ring is further arranged on one side, away from the nut, of the jaw main body.
Furthermore, the bottom surface of the sector is obliquely provided with an inclined plane with an included angle of 30-45 degrees with the horizontal plane, wherein the highest end of the inclined plane points to the snap ring positioning flange, and the lowest end points to the boss.
Further, the position sleeve center runs through along the axis and is provided with the ladder centre bore, the ladder centre bore from top to bottom is including coaxial fixed cover connecting hole, gear mating holes, the position sleeve upper segment run through be provided with through the second cylindric lock with the fourth through-hole that fixed cover is connected, evenly be provided with a plurality of semi-circular grooves along circumference on the gear mating holes inner wall, each semi-circular groove length side is parallel with the length direction who corresponds the gear groove.
Further, the roller comprises a first cylindrical section and a second cylindrical section which are coaxially arranged, the diameter of the first cylindrical section is larger than the maximum radial dimension of the combined cavity, and the second cylindrical section is in clearance fit with the combined cavity.
The invention has the following beneficial effects:
the tool for assembling and disassembling the rotor assembly is provided with the clamping seat and the fixing sleeve which can rotate relatively, wherein the clamping seat is embedded into the nut notch through the plurality of clamping jaws to drive the nut to rotate, and the fixing sleeve limits the power turbine rotor assembly from rotating through the positioning sleeve and the roller, so that the power turbine rotor assembly is fixed, the rotor assembly cannot rotate along with the nut when the nut is screwed, and the nut is screwed and loosened.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of a rotor assembly disassembly tool in use in accordance with a preferred embodiment of the present invention; and
fig. 2 is a schematic view of fig. 1 taken along direction a.
Fig. 3 is a schematic cross-sectional view of a cartridge in accordance with a preferred embodiment of the present invention.
Fig. 4 is a schematic top view of a cartridge according to a preferred embodiment of the present invention.
Fig. 5 is a schematic view of direction a in fig. 4.
Fig. 6 is a schematic cross-sectional view of the harness of the preferred embodiment of the present invention.
Figure 7 is a schematic front view of the jaws of the preferred embodiment of the invention.
Fig. 8 is a schematic sectional view taken along line a-a in fig. 7.
Fig. 9 is a schematic top view of a jaw of a preferred embodiment of the present invention.
FIG. 10 is a schematic cross-sectional view of a position sleeve of a preferred embodiment of the present invention.
Fig. 11 is a schematic sectional view taken along line a-a in fig. 10.
Fig. 12 is a schematic view of fig. 11 in the direction of P.
Fig. 13 is a schematic view of the structure of the roller according to the preferred embodiment of the present invention.
FIG. 14 is a semi-sectional schematic view of a snap ring in accordance with a preferred embodiment of the present invention.
In the figure:
1. an anti-rotation plate; 2. a handle; 3. a card holder; 31. an axial square hole; 32. a handle abdication notch; 33. a first through hole; 34. fixing a sleeve mounting hole; 35. a second through hole; 36. a connecting rib; 37. a hinge notch; 4. fixing a sleeve; 41. an axial through hole; 42. a first connection hole; 43. a second connection hole; 44. a connecting portion; 5. a first cylindrical pin; 6. a claw; 61. a third through hole; 62. a jaw body; 63. a snap ring locating flange; 64. a boss; 7. a second cylindrical pin; 8. a positioning sleeve; 81. a fixed sleeve connecting hole; 82. a fourth via hole; 83. a semicircular groove; 84. a gear mating hole; 9. rolling a rod; 91. a first cylindrical section; 92. a second cylindrical section; 10. a pin shaft; 11. a snap ring; 111. and a fifth through hole.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 2, a tool for assembling and disassembling a rotor assembly includes a clamping seat 3, a fixing sleeve 4, a handle 2, four jaws 6, a positioning sleeve 8, and a plurality of rollers 9.
The clamping seat 3 is cylindrical, an axial square hole 31 and a fixing sleeve mounting hole 34 are sequentially formed in the center of the clamping seat from top to bottom along the axial direction, a handle abdicating notch 32 is formed in the middle of the clamping seat in a hollowed mode, and an offset connecting rib 36 is formed in the middle of the clamping seat 3 due to the handle abdicating notch 32;
the upper section of the fixing sleeve 4 is in clearance fit with the fixing sleeve mounting hole 34, and a first connecting hole 42 perpendicular to the axis of the fixing sleeve 4 is arranged in a penetrating manner, in this embodiment, two first connecting holes 42 are arranged, and the two first connecting holes 42 are located on the same plane and intersect at an included angle of 90 degrees;
the handle 2 penetrates into the handle abdicating notch 32 and the first connecting hole 42;
the structure of each clamping jaw 6 is the same, the upper end of each clamping jaw is uniformly hinged to the bottom of the clamping seat 3 along the circumferential direction, and the lower end of each clamping jaw 6 is embedded into a nut notch after being folded;
the positioning sleeve 8 is detachably connected with the lower section of the fixed sleeve 4, and a plurality of grooves opposite to the gear grooves are formed in the inner hole wall of the positioning sleeve along the circumferential direction in an inwards concave manner;
the plurality of rolling rods 9 are inserted into a combined cavity formed by encircling the gear grooves and the grooves which are oppositely arranged.
In this embodiment, a clamping seat 3 and a fixing sleeve 4 are provided, which can be relatively rotatably disposed, wherein the clamping seat 3 is embedded into the nut notch through a square head torque and a plurality of clamping jaws 6 to drive the nut to rotate, the fixing sleeve 4 limits the rotation of the power turbine rotor assembly through a positioning sleeve 8 and a roller 9, so as to fix the power turbine rotor assembly, and ensure that the rotor assembly cannot rotate along with the rotation of the nut when screwing, the handle 2 penetrates into the handle abdicating notch 32 and the first connecting hole 42, and the power turbine rotor assembly is limited from rotating through the handle 2, the fixing sleeve 4, the positioning sleeve 8 and the roller 9, at this time, the clamping seat 3 and the clamping jaws 6 can be rotated through a square head torque wrench or other wrenchers, due to the existence of the handle abdicating notch 32, even if the handle 2 penetrates into the handle abdicating notch 32 and the first connecting hole 42, the clamping seat 3 and the fixing sleeve 4 can still relatively rotate by a certain angle, the clamping jaws 6 are ensured to drive the nut to rotate so as to realize the screwing and loosening of the nut, the structure is simple, the operation is convenient, and the assembly and disassembly efficiency can be greatly improved.
As shown in fig. 3 to 5, a second through hole 35 perpendicular to the axis of the clamping seat 3 is formed through the upper end of the clamping seat 3, and a plurality of force application notches are uniformly formed in the cylindrical surface of the upper end of the clamping seat 3 along the circumferential direction; the bottom of cassette 3 is provided with a plurality of articulated breach 37 along circumference evenly at interval, articulated breach 37 department is provided with and is used for through first cylindric lock 5 and each jack catch 6 articulated first through-hole 33 mutually.
In this embodiment, the rotation of the clamping seat 3 can be limited by inserting the handle 2 into the second through hole 35, or the rotation of the clamping seat 3 can be limited by a wrench matching with the force application notch, and specifically, corresponding selection can be performed according to requirements.
Specifically, the lower end of the fixed sleeve 4 is provided with a connecting part 44 which is sleeved with the inner hole of the positioning sleeve 8, and the connecting part 44 is provided with a second connecting hole 43 which is perpendicular to the axis of the fixed sleeve 4 in a penetrating manner, so that the fixed sleeve 4 and the positioning sleeve 8 can be quickly connected and detached.
In addition, the center of the fixed sleeve 4 is provided with an axial through hole 41 for reducing weight in an axial penetrating manner, so that the weight reducing effect is achieved.
In another possible embodiment, as shown in fig. 7 to 9, the jaw 6 comprises a jaw body 62, the upper end of the jaw body 62 is provided with a third through hole 61 for hinging the clamping seat 3, the lower end is provided with sectors with angles of 90 degrees, the sum of the angles of the sectors of the four jaw bodies 62 is 360 degrees, the sector is provided with a boss 64 capable of being embedded in a nut notch, the boss 64 is inserted into the nut notch when the jaw 6 rotates around the first cylindrical pin 5 to approach the nut.
Specifically, as shown in fig. 8, a portion of the bottom surface of the sector, which is far away from the boss 64, is provided with an inclined surface having an angle of 30 degrees with the horizontal plane, wherein the highest end of the inclined surface points to the snap ring positioning flange 63, and the lowest end points to the boss 64. Thereby reducing the interference of the component to be disassembled and assembled, especially when the operation space of the component to be disassembled and assembled is small.
As shown in fig. 10 to 12, a stepped central hole is formed in the center of the positioning sleeve 8 along the axis in a penetrating manner, the stepped central hole includes a fixing sleeve connecting hole 81 and a gear matching hole 84 which are coaxial from top to bottom, a fourth through hole 82 connected to the fixing sleeve 4 through a second cylindrical pin 7 is formed in the upper section of the positioning sleeve 8 in a penetrating manner, a plurality of semicircular grooves 83 are uniformly formed in the inner wall of the gear matching hole 84 along the circumferential direction, and the length direction of each semicircular groove 83 is parallel to the length direction of a corresponding gear groove, so that a tool can be matched with gears of different types, such as a spur gear or a helical gear.
In a possible embodiment, as shown in fig. 13, the roller 9 comprises a first cylindrical section 91 and a second cylindrical section 92, which are coaxially arranged, the diameter of the first cylindrical section 91 being larger than the largest radial dimension of the combined cavity, and the second cylindrical section 92 being a clearance fit with the combined cavity. In this embodiment, since the diameter of the first cylindrical section 91 is larger than the maximum radial dimension of the combined cavity, after the second cylindrical section 92 of the roller 9 is inserted into the combined cavity, it is possible to ensure consistent insertion depth and prevent the roller 9 from falling out of the combined cavity during operation.
As shown in fig. 14, the tool for assembling and disassembling the rotor assembly further includes a snap ring 11, a plurality of fifth through holes 111 into which the pin shafts 10 are inserted are circumferentially formed in the outer peripheral wall of the snap ring 11, and the snap ring 11 is sleeved on one side of each jaw body 62 departing from the nut to limit the opening angle of each jaw 6, so as to prevent the jaws 6 from swinging.
In this embodiment, through with snap ring 11 cover is in the one side that each jack catch main part 62 deviates from the nut, can effectively stop the angle that opens of each jack catch 6, prevents rotor subassembly assembly decomposition instrument each jack catch 6 rotates around first cylindric lock 5 and separates each other in the operation process to stop boss 64 to break away from the nut breach, ensure the normal clear of dismouting operation. In addition, the plurality of fifth through holes 111 are formed in the outer peripheral wall of the snap ring 11 along the circumferential direction, and the pin shaft 10 is inserted, so that the snap ring 11 can be conveniently held and rotated when being sleeved and taken out.
In addition, the jaw main body 62 is further provided with a snap ring positioning flange 63 for limiting the position of the snap ring 11 on the side away from the nut, and in this embodiment, the snap ring 11 can be limited in the vertical position by the snap ring positioning flange 63, so that the snap ring 11 is kept stable, and the snap ring 11 is prevented from falling off.
The installation and use process of the rotor assembly assembling and disassembling tool of the above embodiment is as follows:
before use, the rotor assembly is placed on the anti-rotation plate 1, the positioning sleeve 8 is placed on the elastic shaft of a part, the gear matching hole 84 is opposite to the gear, the rolling rod 9 is inserted into a combined cavity formed by encircling the gear tooth groove and the semi-circular groove 83 of the positioning sleeve 8, the fixing sleeve 4 is inserted into the fixing sleeve connecting hole 81 of the positioning sleeve 8, the second cylindrical pin 7 is inserted into the fixing sleeve connecting hole 81 and the second connecting hole 43, the fixing sleeve 4 is inserted into the fixing sleeve mounting hole 34 of the clamping seat 3, the clamping jaws 6 hinged on the clamping seat 3 are placed down, the bosses 64 are inserted into the corresponding nut notches, the clamping rings 11 are sleeved on the outer circles of the clamping jaws 6, and finally the handle 2 is penetrated into the handle abdicating notch 32 and the first connecting hole 42, so that the power turbine rotor assembly can be fixed by holding the part handle 2 with one hand, the nut can be screwed and loosened by rotating the clamping seat 3 through a torque wrench by the other hand, so that the nut of the rotor assembly can be mounted and dismounted.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A rotor assembly disassembly tool, comprising:
the center of the clamping seat (3) is sequentially provided with an axial square hole (31) and a fixing sleeve mounting hole (34) from top to bottom along the axial direction, and the middle part of the clamping seat is hollowed to be provided with a handle abdicating notch (32);
the upper section of the fixing sleeve (4) is in clearance fit with the fixing sleeve mounting hole (34), and a first connecting hole (42) perpendicular to the axis of the fixing sleeve (4) is arranged in a penetrating manner;
the handle (2) penetrates into the handle abdicating notch (32) and the first connecting hole (42);
the structure of each clamping jaw (6) is the same, the upper end of each clamping jaw (6) is uniformly hinged to the bottom of the clamping seat (3) along the circumferential direction, and the lower end of each clamping jaw (6) is embedded into the gap of the nut after being folded;
the positioning sleeve (8) is detachably connected with the lower section of the fixing sleeve (4), and the inner hole wall of the positioning sleeve is inwards provided with a plurality of grooves opposite to the gear grooves along the circumferential direction;
the rolling rods (9) are inserted into a combined cavity formed by encircling the gear grooves and the grooves which are oppositely arranged;
the utility model discloses a gear wheel, including fixed cover connecting hole (81), gear mating holes (82), position sleeve (8) center, gear mating holes (84), gear mating holes (83) are provided with along the axis at position sleeve (8) center, the ladder centre bore from top to bottom including coaxial fixed cover connecting hole (81), gear mating holes (84), position sleeve (8) upper segment run through be provided with through second cylindric lock (7) with the fourth through-hole (82) that fixed cover (4) are connected, evenly be provided with a plurality of semi-circular grooves (83) along circumference on gear mating holes (84) inner wall, each semi-circular groove (83) length direction is parallel with the length direction who corresponds the gear groove.
2. The rotor assembly disassembly tool of claim 1,
a second through hole (35) vertical to the axis of the clamping seat (3) penetrates through the upper end of the clamping seat (3), and a plurality of force application notches are uniformly formed in the cylindrical surface of the upper end of the clamping seat (3) along the circumferential direction;
the bottom of cassette (3) is provided with a plurality of articulated breach (37) along circumference evenly at interval, articulated breach (37) department is provided with and is used for through first cylindric lock (5) and each jack catch (6) articulated first through-hole (33) mutually.
3. The tool for assembling and disassembling the rotor assembly as claimed in claim 1, wherein the lower end of the fixing sleeve (4) is provided with a connecting part (44) sleeved with the inner hole of the positioning sleeve (8), and the connecting part (44) is provided with a second connecting hole (43) which is perpendicular to the axis of the fixing sleeve (4) in a penetrating manner.
4. Tool for assembling and disassembling rotor assemblies according to claim 3, characterized in that the said fixing sleeve (4) is provided with an axial through hole (41) for weight reduction, axially through the center.
5. The rotor assembly disassembly tool of claim 1,
the jack catch (6) includes jack catch main part (62), the upper end of jack catch main part (62) is provided with and is used for articulated third through-hole (61) of cassette (3), and the lower extreme is provided with the sectorial part that the contained angle is the same, and the contained angle sum of the sectorial part of all jack catch main parts (62) is 360 degrees, the sector extends with extending towards one side of nut and is provided with boss (64) that can imbed the nut breach between two parties.
6. The tool for assembling and disassembling the rotor assembly as claimed in claim 5, further comprising a snap ring (11), wherein a plurality of pins are circumferentially arranged on the outer peripheral wall of the snap ring (11), and the snap ring (11) is sleeved on one side of each jaw body (62) away from the nut to limit the opening angle of each jaw (6).
7. The tool for assembling and disassembling a rotor assembly according to claim 6, characterized in that a side of the jaw body (62) facing away from the nut is further provided with a snap ring positioning flange (63) for limiting the position of the snap ring (11).
8. The tool for assembling and disassembling the rotor assembly according to claim 7, wherein the bottom surface of the sector is obliquely provided with an inclined surface having an angle of 30-45 degrees with the horizontal plane, wherein the highest end of the inclined surface is directed to the snap ring positioning flange (63) and the lowest end is directed to the boss (64).
9. A rotor assembly disassembly tool as claimed in claim 1, wherein the roller (9) comprises a first cylindrical section (91) and a second cylindrical section (92) arranged coaxially, the diameter of the first cylindrical section (91) being larger than the largest radial dimension of the combined cavity, the second cylindrical section (92) being a clearance fit with the combined cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010359640.7A CN111673680B (en) | 2020-04-30 | 2020-04-30 | Rotor assembly assembling and disassembling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010359640.7A CN111673680B (en) | 2020-04-30 | 2020-04-30 | Rotor assembly assembling and disassembling tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111673680A CN111673680A (en) | 2020-09-18 |
| CN111673680B true CN111673680B (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010359640.7A Active CN111673680B (en) | 2020-04-30 | 2020-04-30 | Rotor assembly assembling and disassembling tool |
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| CN (1) | CN111673680B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372582B (en) * | 2020-11-02 | 2022-06-07 | 中国航发沈阳发动机研究所 | Assembling and disassembling device for bearing inner ring compression nut |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2004202324A1 (en) * | 2003-07-23 | 2005-02-10 | Junkers, John Kurt | Method of tightening and loosening objects |
| CN204263059U (en) * | 2014-12-02 | 2015-04-15 | 山东浩信机械有限公司 | A kind of spanner assembly |
| CN106181878A (en) * | 2016-06-28 | 2016-12-07 | 中国南方航空工业(集团)有限公司 | Axial workpiece device for screwing up and method |
| CN205799342U (en) * | 2016-06-17 | 2016-12-14 | 银川威力减速器有限公司 | A kind of round nut device for screwing up |
| CN106514550A (en) * | 2016-12-23 | 2017-03-22 | 贵州黎阳航空动力有限公司 | Bearing puller used for aero-engine assembling and bearing disassembling method |
| CN106541363A (en) * | 2015-09-18 | 2017-03-29 | 中航商用航空发动机有限责任公司 | Locking nut is tightened and back off tool |
| CN209699003U (en) * | 2019-03-05 | 2019-11-29 | 中国航发商用航空发动机有限责任公司 | Auxiliary mould for device for providing torque amplification |
-
2020
- 2020-04-30 CN CN202010359640.7A patent/CN111673680B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2004202324A1 (en) * | 2003-07-23 | 2005-02-10 | Junkers, John Kurt | Method of tightening and loosening objects |
| CN204263059U (en) * | 2014-12-02 | 2015-04-15 | 山东浩信机械有限公司 | A kind of spanner assembly |
| CN106541363A (en) * | 2015-09-18 | 2017-03-29 | 中航商用航空发动机有限责任公司 | Locking nut is tightened and back off tool |
| CN205799342U (en) * | 2016-06-17 | 2016-12-14 | 银川威力减速器有限公司 | A kind of round nut device for screwing up |
| CN106181878A (en) * | 2016-06-28 | 2016-12-07 | 中国南方航空工业(集团)有限公司 | Axial workpiece device for screwing up and method |
| CN106514550A (en) * | 2016-12-23 | 2017-03-22 | 贵州黎阳航空动力有限公司 | Bearing puller used for aero-engine assembling and bearing disassembling method |
| CN209699003U (en) * | 2019-03-05 | 2019-11-29 | 中国航发商用航空发动机有限责任公司 | Auxiliary mould for device for providing torque amplification |
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| Publication number | Publication date |
|---|---|
| CN111673680A (en) | 2020-09-18 |
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