CN107975543B - Dynamic balance transmission device with axial positioning function and assembling method thereof - Google Patents
Dynamic balance transmission device with axial positioning function and assembling method thereof Download PDFInfo
- Publication number
- CN107975543B CN107975543B CN201711177899.4A CN201711177899A CN107975543B CN 107975543 B CN107975543 B CN 107975543B CN 201711177899 A CN201711177899 A CN 201711177899A CN 107975543 B CN107975543 B CN 107975543B
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- torque transmission
- pressure plate
- rotary pressure
- rotary
- transmission mandrel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
- F16D3/18—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts the coupling parts (1) having slidably-interengaging teeth
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2300/00—Special features for couplings or clutches
- F16D2300/12—Mounting or assembling
Abstract
The invention discloses a dynamic balance transmission device with an axial positioning function, which comprises a main body part and a decomposition part, wherein the main body part is provided with a bearing; the main body part comprises a torque transmission mandrel, a rotary pressure plate, a gasket, a screw, a flange plate and a bolt; the disassembling part comprises a disassembling puller and a rotary wrench; the torque transmission core shaft and the rotary pressure plate are both provided with angle adjusting holes for adjusting the angle of the rotary pressure plate through a rotary wrench; the torque transmission mandrel and the rotary pressure plate are fixed through screws, and a gasket is arranged between the inner wall of the torque transmission mandrel and the screws; the front end of the torque transmission mandrel is provided with an external spline matched with the internal spline of the part shaft neck; the flange plate is fixed on the torque transmission mandrel through bolts; the disassembly puller is used for disassembling the main body part. The technical scheme of the invention realizes the dynamic balance of the fan rotor assembly of the engine and promotes the development of a novel high-performance fan rotor assembly.
Description
Technical Field
The invention relates to the technical field of rotor dynamic balance adapting devices, in particular to a dynamic balance transmission device with an axial positioning function and an assembling method thereof.
Background
With the development of engine development technology, new structures of engine rotor assemblies are continuously appeared. The dynamic balance device is suitable for the dynamic balance requirement of a rotor with a new structure, and a corresponding dynamic balance device is urgently needed to be solved. According to the structural characteristics of a certain engine fan rotor assembly, only an end driving mode can be adopted, but the axial positioning is difficult, and the existing transmission device cannot realize the axial positioning.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a dynamic balance transmission device with an axial positioning function and an assembling method thereof, and the specific technical scheme is as follows:
a dynamic balance transmission device with an axial positioning function comprises a main body part and a decomposition part;
the main body part comprises a torque transmission mandrel, a rotary pressure plate, a gasket, a screw, a flange plate and a bolt;
the disassembling part comprises a disassembling puller and a rotary wrench;
the torque transmission core shaft and the rotary pressure plate are both provided with angle adjusting holes for adjusting the angle of the rotary pressure plate through a rotary wrench;
the torque transmission mandrel and the rotary pressure plate are fixed through screws, and a gasket is arranged between the inner wall of the torque transmission mandrel and the screws;
the front end of the torque transmission mandrel is provided with an external spline matched with the internal spline of the part shaft neck;
the flange plate is fixed on the torque transmission mandrel through bolts;
the disassembly puller is used for disassembling the main body part.
An assembling method of a dynamic balance transmission device with an axial positioning function comprises the following steps:
the method comprises the following steps: placing a rotary pressure plate into the inner side of a hole neck of a part shaft neck, assembling a suitably cooled torque transmission mandrel into the shaft neck of the part, staggering an angle of 5-10 degrees along the circumference, adjusting the rotary pressure plate by a rotary wrench, and screwing the rotary pressure plate onto the torque transmission mandrel, so that the rotary pressure plate is axially staggered from half teeth to one tooth; then the flange plate is connected with a torque transmission mandrel through bolts, so that the rotary pressure plate has an axial positioning function, the flange plate and the torque transmission mandrel are integrated, the flange plate has a torque transmission function, a rotary wrench is needed to be used for staggering an angle in the assembling process, the flange plate is connected to a universal coupling of a balancing machine, and a dynamic balance experiment is carried out on an engine rotor assembly;
step two: after the experiment work is finished, separating the device from the dynamic balancing machine, detaching the flange plate, and then loosening the screw for connecting the rotary pressure plate and the torque transmission mandrel to separate the rotary pressure plate and the torque transmission mandrel;
step three: and installing the flange plate again, assembling the puller on the flange plate through 3 stud bolts, and supporting the top sleeve of the disassembling puller on the axial end surface of the part to generate a reaction force, wherein the flange plate is subjected to the pulling force of the disassembling puller and is matched with a common jack to disassemble the lower torque transmission mandrel.
The invention has the beneficial effects that: the technical scheme of the invention utilizes the structural characteristics of the fan rotor component, the core parts are integrally manufactured, the matching of the internal spline and the external spline is considered on the whole, the residual space of the parts is combined, a part of the internal spline torque transmission mandrel is cut to be changed into a rotary pressure plate, the small-angle staggered fixation of the split rotation is realized by utilizing the same steel structure but different axial space angle positions, the axial positioning function is realized, and the torque is transmitted. Through probation, the dynamic balance experiment of the existing part is met, and the effect is good. The development cost is low, and the economic benefit of a single unit is obvious.
Drawings
FIG. 1 is a journal of a component engaged with a transmission;
FIG. 2 is a schematic structural view of a dynamic balance transmission device with an axial positioning function;
FIG. 3 is a drawing of the tool disassembled from the parts after use of the dynamic balance drive;
FIG. 4 is a schematic view of an angle adjusting wrench for external splines;
FIG. 5 is a schematic view of a torque transmitting mandrel;
FIG. 6 is a schematic view of a rotary platen.
In the figure, 1-torque transmission mandrel, 2-rotary pressure plate, 3-gasket, 4-screw, 5-flange, 6-bolt, 7-disassembly puller, 8-rotary wrench and 9-angle adjusting hole.
Detailed Description
1-6, the dynamic balance transmission device with axial positioning function comprises a main body part and a decomposition part;
the main body part comprises a torque transmission mandrel 1, a rotary pressure plate 2, a gasket 3, a screw 4, a flange plate 5 and a bolt 6;
the disassembling part comprises a disassembling puller 7 and a rotary wrench 8;
the torque transmission mandrel 1 and the rotary pressure plate 2 are both provided with angle adjusting holes 9 for adjusting the angle of the rotary pressure plate 2 through a rotary wrench 8;
the torque transmission mandrel 1 and the rotary pressure plate 2 are fixed through a screw 4, and a gasket 3 is arranged between the inner wall of the torque transmission mandrel 1 and the screw 4;
the front end of the torque transmission mandrel 1 is provided with an external spline matched with an internal spline of a part shaft neck;
the flange 5 is fixed on the torque transmission mandrel 1 through a bolt 6;
the disassembly puller 7 is used when the main body part is disassembled.
An assembling method of a dynamic balance transmission device with an axial positioning function comprises the following steps:
the method comprises the following steps: putting a rotary pressure plate 2 into the inner side of a hole neck of a part shaft neck, assembling a suitably cooled torque transmission mandrel 1 into the shaft neck of the part, staggering an angle of 5-10 degrees along the circumference, adjusting the rotary pressure plate 2 through a rotary wrench 8, and screwing the rotary pressure plate 2 onto the torque transmission mandrel 1, so that the rotary pressure plate 2 staggers half teeth to one tooth axially; then the flange plate 5 is connected with the torque transmission mandrel 1 through the bolt 6, so that the rotary pressure plate 2 has an axial positioning function, the flange plate 5 and the torque transmission mandrel 1 are integrated, the flange plate 5 has a torque transmission function, a rotary wrench is needed for staggering the angle in the assembling process, then the flange plate is connected to a universal coupling of a balancing machine, and a dynamic balance experiment is carried out on an engine rotor assembly;
step two: after the experiment work is finished, separating the device from a dynamic balancing machine, detaching a flange plate 5, and then loosening screws for connecting a rotary pressure plate 2 and a torque transmission mandrel 1 to separate the rotary pressure plate 2 and the torque transmission mandrel 1;
step three: and installing the flange plate 5 again, assembling the puller 7 on the flange plate 5 through 3 stud bolts, and supporting the top sleeve of the disassembling puller 7 on the axial end face of the part to generate a reaction force, wherein the flange plate 5 is subjected to the pulling force of the disassembling puller and is matched with a common jack to disassemble the lower torque transmission mandrel 1.
Claims (1)
1. The assembling method of the dynamic balance transmission device with the axial positioning function is characterized in that: the structure of the dynamic balance transmission device with the axial positioning function comprises a main body part and a decomposition part;
the main body part comprises a torque transmission mandrel, a rotary pressure plate, a gasket, a screw, a flange plate and a bolt;
the disassembling part comprises a disassembling puller and a rotary wrench;
the torque transmission core shaft and the rotary pressure plate are both provided with angle adjusting holes for adjusting the angle of the rotary pressure plate through a rotary wrench;
the torque transmission mandrel and the rotary pressure plate are fixed through screws, and a gasket is arranged between the inner wall of the torque transmission mandrel and the screws;
the front end of the torque transmission mandrel is provided with an external spline matched with the internal spline of the part shaft neck;
the flange plate is fixed on the torque transmission mandrel through bolts;
the disassembly puller is used for disassembling the main body part;
the assembling method of the dynamic balance transmission device with the axial positioning function comprises the following steps:
the method comprises the following steps: placing a rotary pressure plate into the inner side of a hole neck of a part shaft neck, assembling a suitably cooled torque transmission mandrel into the shaft neck of the part, staggering an angle of 5-10 degrees along the circumference, adjusting the rotary pressure plate by a rotary wrench, and screwing the rotary pressure plate onto the torque transmission mandrel, so that the rotary pressure plate is axially staggered from half teeth to one tooth; then the flange plate is connected with a torque transmission mandrel through bolts, so that the rotary pressure plate has an axial positioning function, the flange plate and the torque transmission mandrel are integrated, the flange plate has a torque transmission function, a rotary wrench is needed to be used for staggering an angle in the assembling process, the flange plate is connected to a universal coupling of a balancing machine, and a dynamic balance experiment is carried out on an engine rotor assembly;
step two: after the experiment work is finished, separating the device from the dynamic balancing machine, detaching the flange plate, and then loosening the screw for connecting the rotary pressure plate and the torque transmission mandrel to separate the rotary pressure plate and the torque transmission mandrel;
step three: and installing the flange plate again, assembling the disassembling puller on the flange plate through 3 stud bolts, and supporting the top sleeve of the disassembling puller on the axial end face of the part to generate a reaction force, wherein the flange plate is subjected to the pulling force of the disassembling puller and is matched with a common jack to disassemble the lower torque transmission mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711177899.4A CN107975543B (en) | 2017-11-23 | 2017-11-23 | Dynamic balance transmission device with axial positioning function and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711177899.4A CN107975543B (en) | 2017-11-23 | 2017-11-23 | Dynamic balance transmission device with axial positioning function and assembling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107975543A CN107975543A (en) | 2018-05-01 |
| CN107975543B true CN107975543B (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711177899.4A Active CN107975543B (en) | 2017-11-23 | 2017-11-23 | Dynamic balance transmission device with axial positioning function and assembling method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2130386A (en) * | 1980-03-18 | 1984-05-31 | Sun Electric Corp | Dynamic wheel balancing machine |
| US5199992A (en) * | 1990-03-01 | 1993-04-06 | Hines Industries, Inc. | Apparatus for the single station balancing and correction of rotating workpieces |
| CN102564697A (en) * | 2010-12-24 | 2012-07-11 | 沈阳黎明航空发动机(集团)有限责任公司 | Dynamic balance assembly testing device of engine rotors |
| CN204142426U (en) * | 2014-11-06 | 2015-02-04 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of engine rotor without journal balance device |
| CN104729795A (en) * | 2013-12-18 | 2015-06-24 | 上海宝钢工业技术服务有限公司 | Tension sleeve coupling for dynamic balance test |
| CN206440425U (en) * | 2016-12-30 | 2017-08-25 | 綦江齿轮传动有限公司 | For detecting the dynamically balanced fixture of planet carrier component |
-
2017
- 2017-11-23 CN CN201711177899.4A patent/CN107975543B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2130386A (en) * | 1980-03-18 | 1984-05-31 | Sun Electric Corp | Dynamic wheel balancing machine |
| US5199992A (en) * | 1990-03-01 | 1993-04-06 | Hines Industries, Inc. | Apparatus for the single station balancing and correction of rotating workpieces |
| CN102564697A (en) * | 2010-12-24 | 2012-07-11 | 沈阳黎明航空发动机(集团)有限责任公司 | Dynamic balance assembly testing device of engine rotors |
| CN104729795A (en) * | 2013-12-18 | 2015-06-24 | 上海宝钢工业技术服务有限公司 | Tension sleeve coupling for dynamic balance test |
| CN204142426U (en) * | 2014-11-06 | 2015-02-04 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of engine rotor without journal balance device |
| CN206440425U (en) * | 2016-12-30 | 2017-08-25 | 綦江齿轮传动有限公司 | For detecting the dynamically balanced fixture of planet carrier component |
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| Publication number | Publication date |
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| CN107975543A (en) | 2018-05-01 |
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