CN206561261U - The tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk - Google Patents
The tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk Download PDFInfo
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- CN206561261U CN206561261U CN201720308171.XU CN201720308171U CN206561261U CN 206561261 U CN206561261 U CN 206561261U CN 201720308171 U CN201720308171 U CN 201720308171U CN 206561261 U CN206561261 U CN 206561261U
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- mechanical arm
- bevel gear
- gear
- turbine disk
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Abstract
The tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk, it is related to a kind of tool mechanism, to solve between existing blade of aviation engine wheel disc in nut assembling because the narrow and small manual assembly of working space is difficult, inefficiency, and nut pre-fastening moment is the problem of can not be accurately controlled in specified range, it includes mechanical arm and mechanical arm support meanss；Mechanical arm includes motor, motor cabinet, gear pair, bevel gear pair, No. two bevel gear pairs, power transmission shaft, bolt sleeve, worm screw, worm gear, support tube, connecting seat, base, universal joint supporting plate, train transmission mechanism, tape handler and multiple candan universal joints；The elevating mechanism is arranged on the support base, and the power transmission shaft drives a bevel gear pair transmission, and No. two bevel gear pairs drive the transmission of train transmission mechanism, and wheel type driving mechanism drives No. two bevel gear pair transmissions.Nut is assembled between the utility model is used for aeroengine rotor turbine disk.
Description
Technical field
The utility model is related to a kind of tool mechanism, and in particular to nut is filled between a kind of aeroengine rotor turbine disk
The tool mechanism matched somebody with somebody, belongs to mechanical assembly technique field.
Background technology
At present, there be larger gap in the state such as the aero-engine manufacturing technology of China and America and Europe, wherein in mounting technology side
Face, geometric accuracy, the power of assembling and the technical elements, China's ratio backward in technique such as Torque Control and assembling duration for assembling
It is more.The reason for causing this situation is exactly not count a set of accurate and quick automated machine equipment for assembling, but
By turning for artificial spanner, such efficiency is low and assembling quality is difficult to ensure that.
2 turbine disks of certain new aeroengine rotor component connect through 36 groups of (or some groups) bolts, spiral shells
Female connection is come what is realized, and link position is on diameter 200-500mm pitch circle, is enclosed in two narrow and small blade wheel plate convergences
Between plate, the minimum axial direction size between disk is 60-150mm, and the minimum diameter in core hole is not more than 100mm, the screwing force of nut
Square is 10-100 oxen rice.In actual mechanical process, nut is screwed on bolt beforehand through other modes, it is only necessary to spiral shell
Mother carries out pretension.But according to the space structure feature of rotor assembly, it is necessary to which frock is not more than 100mm core hole by diameter
Then nut is assembled, wherein installation site and core hole entrance axial dimension are 300mm or so.At present due to being limited to
Locus, can not be accurate to up to installation site, and can not visually arrive spiral shell when installing using artificial spanner, frock etc. of manipulating
Mother, causes to need a variety of specific dimensions, the spanner of shape, the installation in turn of frock during assembling, and can not ensure that screw-down torque exists
In the range of the torque specified, extreme difficulties are caused to assembling, the general assembly progress of aero-engine is govern.
Utility model content
The utility model is because working space is narrow and small in being assembled for nut between the existing blade of aviation engine wheel disc of solution
The problem of manual assembly difficulty, inefficiency, and nut pre-fastening moment can not be accurately controlled in specified range, Jin Erti
The tool mechanism assembled for nut between a kind of aeroengine rotor turbine disk.
The utility model adopts the technical scheme that to solve the above problems：Between a kind of aeroengine rotor turbine disk
The tool mechanism of nut assembling, it includes mechanical arm and mechanical arm support meanss；
Mechanical arm support meanss include support base and elevating mechanism；
Mechanical arm includes motor, motor cabinet, gear pair, bevel gear pair, No. two bevel gear pairs, power transmission shaft, a spiral shells
Bolt set, worm screw, worm gear, support tube, connecting seat, base, universal joint supporting plate, train transmission mechanism, tape handler and multiple
Candan universal joint；The motor is the motor with torque limiter；
The support base is arranged on existing aeroengine rotor turbine disk, and the elevating mechanism is arranged on described
On support base, the elevating mechanism can drive the motor cabinet to move up and down, and the motor is arranged on the motor cabinet, described
The output end of motor is connected with torque limiter, and the torque limiter drives drive axis, transmission by a gear pair
Axle is vertically arranged in the support tube being installed on the motor cabinet, and support tube is connected with connecting seat, and the power transmission shaft drives one
Number bevel gear pair transmission, No. two bevel gear pairs drive the transmission of train transmission mechanisms, and train transmission mechanism drives No. two bevel gear pairs
Transmission, bevel gear pair, train transmission mechanism and No. two bevel gear pairs are arranged on base, and No. two bevel gear pairs, which pass through, to be rotated
The connecting shaft being installed on base drives multiple candan universal joints transmission of concatenation, and the minor details end of multiple candan universal joints rotates peace
In the universal joint supporting plate being connected with base, the minor details end of multiple candan universal joints, which is provided with, can drive the spiral shell of nut rotation
Bolt set；
Worm and worm wheel are there also is provided on motor cabinet, worm and worm wheel are engaged, axially vertical, the worm screw of worm gear and power transmission shaft
Rotating shaft and connecting seat between be disposed with the two transmission tape handler, base, which is arranged on, to be rotatablely installed in the connecting seat
On tape handler lower belt wheel wheel shaft on, base can relative connecting seat rotation.
The beneficial effect that the utility model is included compared with prior art is：
First, the utility model replaces the mode for manually turning spanner to realize that turbine disk is bolted pre- with mechanical arm
Tightly, with very high efficiency, good precision, while the task that manpower can not be completed can be realized with operation in small space.
2nd, the utility model mechanical arm support meanss and turbine disk mouthful are circumferential by 36 groups of (or some groups) bolt and nuts
Connection, it is possible to achieve circumferential rotation and fixation, switch machine arm station, is sequentially completed to the pre- of 36 (or several) nuts
Tightly.
3rd, the alignment pin of lifting platform can position mechanical arm in mechanical arm support meanss, reach mechanical arm executing agency
Precalculated position.
4th, the lifting platform in the utility model mechanical arm support meanss can be moved with driving mechanical arm bottom and top feed, can be with
Mechanical arm executing agency is set to be fed in small space, most Zhongdao precalculated position.
5th, wheel train structure is utilized in the utility model mechanical arm, mechanical arm is still kept power transmission in moving up and down
Continuously, it is very convenient.
6th, small footprint can be in feed motion according to the size of turbine disk inner space in the utility model mechanical arm
Small footprint is rotated, mechanical arm executing agency can be made to be fed in small space, most Zhongdao precalculated position.Control simultaneously
The bottom and top feed motion and the rotation of small footprint of mechanical arm, make mechanical arm executing agency narrow by the cooperation between feed motion
Small space reaches precalculated position, realizes the pretension of nut.
7th, the motor with torque force limiting device is used in the utility model in mechanical arm, can when reaching that certain moment of torsion is
To realize overload protection, the pre-fastening moment of nut is set to reach specified range.
8th, tape handler, the kind of drive of candan universal joint transmission, Ke Yichuan are employed in the utility model mechanical arm
Dynamic larger torque, while alleviating the overall quality of frock.
9th, the small footprint in the utility model mechanical arm can be changed and size design according to institute's operation interval adjustment, full
The pretension of nut of the foot on 200~500mm of turbine disk interior diameter pitch circle.
Brief description of the drawings
Fig. 1 is the tool mechanism original state figure of nut assembling between new aeroengine rotor turbine disk of the invention.
Fig. 2 is the structural representation of mechanical arm；
Fig. 3 is the structural representation of mechanical arm support meanss；
Fig. 4 for the motor of mechanical arm, gear pair, worm and gear and tape handler attachment structure schematic diagram；
Fig. 5 is arranged on base for a bevel gear pair, wheel type driving mechanism and No. two bevel gear pairs of mechanical arm
Structural representation；
Fig. 6 mutually passes for a bevel gear pair, No. two gear pairs, No. three gear pairs and No. two bevel gear pairs of mechanical arm
Dynamic three-dimensional structure diagram；
Fig. 7 is the tool mechanism first stage feed motion state of nut assembling between aeroengine rotor turbine disk
Figure；
Fig. 8 is the tool mechanism second stage feed motion state master of nut assembling between aeroengine rotor turbine disk
View figure；
Fig. 9 stands for the tool mechanism second stage feed motion state that nut between aeroengine rotor turbine disk is assembled
Body figure；
Figure 10 is the tool mechanism working state figure of nut assembling between aeroengine rotor turbine disk；
Figure 11 is the tool mechanism conversion station state diagram of nut assembling between aeroengine rotor turbine disk；
Figure 12 performs the state diagram of pre-load nut for the tool mechanism that nut between aeroengine rotor turbine disk is assembled.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by embodiment.
Illustrate referring to Fig. 1-Fig. 6, the tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk, it includes
Mechanical arm and mechanical arm support meanss；
Mechanical arm support meanss include support base 18 and elevating mechanism 15；
Mechanical arm includes motor 1, motor cabinet 2, gear pair 3-1, bevel gear pair 4-1, a No. two bevel gear pair 4-
2nd, power transmission shaft 5-1, bolt sleeve 7, worm screw 9, worm gear 10, support tube 13, connecting seat 14, base 16, universal joint supporting plate 17, train
Transmission mechanism 3, tape handler 12 and multiple candan universal joints 6；The motor 1 is the motor with torque limiter；
The support base 18 is arranged on existing aeroengine rotor turbine disk 24, and the elevating mechanism 15 is installed
On the support base 18, the elevating mechanism 15 can drive the motor cabinet 2 to move up and down, and the motor 1 is arranged on described
On motor cabinet 2, the output end of the motor 1 is connected with torque limiter, and the torque limiter passes through a gear pair 3-1 band
Dynamic power transmission shaft 5-1 is rotated, and power transmission shaft 5-1 is vertically arranged in the support tube 13 being installed on the motor cabinet 2, support tube 13 with
Connecting seat 14 is connected, and the power transmission shaft 5 drives a bevel gear pair 4-1 transmission, and No. two bevel gear pair 4-1 drive train driver
Structure 3 is driven, and train transmission mechanism 3 drives No. two bevel gear pair 4-2 transmissions, bevel gear pair 4-1, the and of train transmission mechanism 3
No. two bevel gear pair 4-2 are arranged on base 16, and No. two bevel gear pair 4-2 are by being rotatablely installed in the connecting shaft 5- on base 16
2 drive multiple candan universal joints 6 of concatenation to be driven, and the minor details end of multiple candan universal joints 6 is rotatably installed in be connected with base 16
Universal joint supporting plate 17 on, the minor details end of multiple candan universal joints 6, which is provided with, can drive the bolt sleeve 7 of nut rotation；
Worm screw 9 and worm gear 10 are there also is provided on motor cabinet 2, worm screw 9 and worm gear 10 are engaged, the axle of worm gear 10 and power transmission shaft 5
To vertical, the tape handler with the two transmission is disposed between the rotating shaft of worm screw 10 and connecting seat 14, base 16, which is arranged on, to be turned
Dynamic to be installed on the lower belt wheel 12-1 of the tape handler 12 on the connecting seat 14 wheel shaft 16-1, base 16 can relative connection
Seat 14 is rotated.
Number gear pair 3-1 input gear is arranged on the output end of torque limiter, gear pair 3-1 output gear
Wheel is arranged on power transmission shaft 5-1 lower end installed in power transmission shaft 5-1 upper end, bevel gear pair 4-1 input bevel gear, and band is turned round
The motor 1 of square limiter drives bevel gear pair 4-1 to rotate by power transmission shaft 5-1, leading screw rocking handle 8-2 by worm and gear and
Tape handler 12 drives base 16 to rotate.A number bevel gear pair 4-1 and base 16 constitute the input of 2DOF wheel train structure
End.
In mechanical arm support meanss the port of support base 18 and aeroengine rotor turbine disk 24 by 36 groups (if or
Dry group) bolt and nut be fixedly connected (herein bolt and nut group number should between the turbine disk to be assembled nut number it is consistent),
And mark corresponding position number.When mechanical arm tool mechanism is completed the pretension of a nut turbine disk,
Mechanical arm support meanss and the relative position of aeroengine rotor turbine disk are adjusted, i.e., around turbine disk axle center rotating machinery
Arm support meanss, switch machine arm station, again fixation makes mechanical arm support meanss be fixed with turbine disk, makes mechanical arm in warp
The pretension 36 turbine disk (or several) nuts can be sequentially completed by crossing after some row feed motions.Elevating mechanism
Action can driving mechanical arm move up and down, so as to which mechanical arm is determined in the inside of aeroengine rotor blade wheel disk hole
Position.Calculated by prior mathematical modeling, mechanical arm is fixed under such a position by alignment pin, can just make mechanical arm
Precalculated position, i.e. nut central axis and cubic or outer six side or outer 12 side outside mechanical arm are reached after feed motion terminates
Axis in pore structure is overlapped, and completes positioning requirements.
Illustrate referring to Fig. 2 and Fig. 3, elevating mechanism 15 includes lead screw pair, lifting platform 21, mounting seat 22, height limitator 23
With polished rod 19；The leading screw 20 of lead screw pair is vertically arranged to be rotatably installed on support base 18, and lifting platform 21 is arranged on the spiral shell of lead screw pair
On mother, mounting seat 22 is arranged on lifting platform 21, and motor cabinet 2 is arranged in the mounting seat 22, and lifting platform 21 is slidably arranged in
It is installed on multiple polished rods 19 on support base 18, the top of polished rod 19 is provided with height limitator 23.Wherein, polished rod 19 and silk
Thick stick 20 is supported jointly by support base 18 and height limitator 23, the quantity of polished rod 19 preferably four, the top of preferably two polished rods 19
Hold setting height(from bottom) limiter 23.Lifting platform 21 is feed screw nut seat, and lifting rocking handle 8-2 is installed with leading screw 20 and is connected, and is rotated and is risen
Drop rocking handle 8-1 can drive lifting platform 21 to move up and down by screw nut driven.Alignment pin and connection on lifting platform 21
Mounting seat 22 on the robotic arm can cooperate, and mounting seat 22 plays a part of calibrating mechanical arm.Determining on lifting platform 21
After position pin cooperates with the mounting seat 22 being connected on the robotic arm, lifting platform can be driven by rotational lead screw rocking handle 8-2
21 bottom and top feeds are moved, and mechanical arm is also done corresponding up and down motion with lifting platform 21, and such auxiliary mechanical arm can be
Posture is adjusted in small space at any time according to space requirement to eventually arrive at precalculated position.
In practical operation, while rotational lead screw rocking handle 8-2 and worm screw rocking handle 8-1 are realized respectively makes mechanical arm bottom and top feed
Main motion rotates feed motion with mechanical arm itself base 16, and the main motion and rotation feed motion of mechanical arm are engaged.Realize
The moving downward in small space of bolt sleeve 7 of mechanical arm tail end and rotational motion, so as to reach precalculated position, i.e. nut
The axis coinciding of axis and bolt sleeve 7.Stop operating leading screw rocking handle 8-2 afterwards, because the self-locking action of worm gear 9 and worm screw 10 is limited
The rotation of base 16 is made, now the rotational angle of base 16 is 90 degree.Adjusting screw rocking handle 8-2 makes mechanical arm move up and down again,
Nut is just covered with stud bolt in 7, complete warming-up exercise.Motor is opened, in the case where the motor 1 with torque force limiting device is acted on
Bolt sleeve is rotated, and is driven object nut rotation, is realized the pretension of nut.During pretension of the tool mechanism to nut, when up to
When in the range of to torque, due to the effect of torque limiter, disconnect a gear pair 3-1 of power output and mechanical arm, it is real
Existing overload protection, makes the pre-fastening moment of nut reach specified range.
Illustrate referring to Fig. 2 and Fig. 6, in order to improve transmission efficiency and scope of pushing the speed, structure is compacter, realizes larger
Gearratio, improve service life, using the train Chuan Gong mechanisms of gear auxiliary driving, train transmission mechanism 3 includes No. two gears
Secondary 3-2 and No. three gear pair 3-3；The input gear setting of a number bevel gear pair 4-1 output bevel gear wheel and No. two gear pair 3-2
It is being rotatablely installed on connecting seat 14 and base 16 on a rotary shaft 16-2, No. two gear pair 3-2 output gear and No. three
Gear pair 3-3 input gear, which is arranged on, to be rotatablely installed on No. two rotary shaft 16-3 on base 16, No. three gear pair 3-3's
Output gear and No. two bevel gear pair 4-2 input bevel gear are arranged on No. three rotary shaft 16-4 being installed on base 16
On.Preferably, in order to reduce processing and fabricating cost, it is adaptable to a variety of occasions, in one embodiment, gear pair 3-1, two
Number gear pair 3-2 and No. three gear pair 3-3 is spur gear pair, and now, the axial direction of motor 1 is vertically arranged.Preferably, in order to carry
The stability of height transmission, can rush and bear heavy duty, raising service life, in another embodiment, gear pair 3-1, No. two
Gear pair 3-2 and No. three gear pair 3-3 is helical gear pair.Now, the axial direction of motor 1 is vertically arranged.In another embodiment,
A number gear pair 3-1 is bevel gear pair, and No. two gear pair 3-2 and No. three gear pair 3-3 are spur gear pair.The now axle of motor 1
To horizontally disposed.
Illustrate referring to Fig. 4, in order to improve the stability of transmission, it is ensured that base is stable to be rotated, easy to maintenance, tape handler
15 be V-belt or ribbed V-belt drives mechanism.Referring to Figure 12, it is preferable that the quantity of candan universal joint 6 selects 3.Three crosses
The concatenation of universal joint 6 can ensure that bolt sleeve 7 can commutate, and being bolted set 7 in nut stud bolt set 7 between turbine disk drives rotation
Turn.
Operation principle
When initial, mechanical arm support meanss are fixedly connected with rotor blade wheel disc, and mechanical arm is by being manually placed into rotor blade
Inside wheel disc.During feed motion, mechanical arm is connected by mounting seat 22 with lifting platform 21, rotational lead screw rocking handle 8-2 driving leading screws
20 make mechanical arm move up and down, while rotary worm rocking handle 8-1 drives the upper belt-wheel and lower band of worm gear 9 and V belt translation transmission mechanism
Wheel is rotated, and then drives wheel shaft 16-1 and base 16 to rotate, and base 16 is rotated around connecting seat 14, and the side of base 16 is packed in wheel
On axle 16-1, the opposite side of base 16 is rotatably installed on a rotary shaft 16-2, and the positioning of bolt sleeve 7 and bolt is done step-by-step
Coordinate.The motion of motor 1 is set to drive bolt sleeve 7 to realize the pretension on nut during work, when reaching the torque of specified range, electricity
The power output under torque limiter effect of machine 1 disconnects, and pretightning force reaches specified range.
Fig. 1 is the mechanical arm tool mechanism original state figure of nut assembling between aeroengine rotor turbine disk.Initially
When, mechanical arm support meanss are connected with rotor blade wheel disc port by 36 groups of (or some groups) bolt and nuts, it is therefore an objective to make machine
Tool arm support meanss realize positioning in turbine disk.Mechanical arm support meanss are fixedly mounted by metope and (do not draw metope in figure
Signal), make it fix over the ground to carry the reaction force and torque when motor 1 works.Meanwhile, aided in by overhead traveling crane etc.
Mechanical arm is that and mechanical arm support meanss are docked and mechanical arm enters for the mechanical arm of next step close to turbine disk port by equipment
Prepared to motion.
Fig. 7 is the mechanical arm tool mechanism first stage feed motion of nut assembling between aeroengine rotor turbine disk
State diagram.Keep the base 16 of mechanical arm and support tube 13 to keep vertical parastate first, by auxiliary equipments such as overhead traveling cranes, lead to
Cross artificial operation mechanical arm is put into turbine disk core hole, mechanical arm is entered the cylindrical type intracavitary portion of turbine disk, and
And progressively move straight down.Wherein, by prior mechanical calculations and design, the maximum radial dimension of mechanical arm is not more than blade
Wheel disc core bore dia.When mechanical arm, which is moved downward, to be made near the arrival of bolt sleeve 7 working region of mechanical arm, by lifting platform 21
On alignment pin and mechanical arm on mounting seat 22 can cooperate so that mechanical arm is in aeroengine rotor blade wheel
The positioned internal of disk hole, it is ensured that nut axis is overlapped with bolt sleeve mechanical arm executing agency axis after feed motion terminates.
Fig. 8 and Fig. 9 enters for the mechanical arm tool mechanism second stage that nut between aeroengine rotor turbine disk is assembled
To motion state diagram.Mechanical arm is connected with mechanical arm support meanss by alignment pin with mounting seat 22, and such mechanical arm can be with
Lifting platform 21 and do bottom and top feed motion.Therefore, in the cylindrical type intracavitary portion of narrow and small turbine disk, leading screw rocking handle 8-2 is passed through
Mechanical arm is set to move up and down, the base 16 for making mechanical arm by worm screw rocking handle 8-2 is rotated around support tube 13-1, artificial to manipulate
Above-mentioned two rocking handle, makes to move downward progress synchronous with rotating feed motion, the bolt sleeve 7 of mechanical arm is eventually arrived at pre-determined bit
Put, i.e., nut axis is overlapped with the bolt sleeve axis of mechanical arm.Stop operating leading screw rocking handle 8-2 afterwards, due to worm and gear
Self-locking action limits the rotation of base 16, and now the rotational angle of base 16 is 90 degree.Rotary worm rocking handle 8-1 makes mechanical arm again
Move up and down, nut is just covered with stud bolt in 7, complete warming-up exercise.
Figure 10 is the mechanical arm tool mechanism working state figure of nut assembling between aeroengine rotor turbine disk.Start
Motor 1 with torque limiter, motor 1 is rotated by gear auxiliary driving 3-1, a power transmission shaft 5-1, a bevel gear pair 4-1
Transmission, wheel type driving mechanism 3 are driven and No. two bevel gear pair 4-2, and by power transmission to candan universal joint 6, most torque is passed at last
On the defeated bolt sleeve 7 to mechanical arm, bolt sleeve 7 drives nut rotation, completes the pretension to nut.Tool mechanism is to the pre- of nut
During tight, when pre-fastening moment is reached in the range of torque, due to the effect of the motor 1 of torque limiter, motor is set to export and machine
Tool arm tool mechanism is separated, and overload protection is realized, so that the pre-fastening moment of nut reaches specified range.
Figure 11 is the mechanical arm tool mechanism conversion station state diagram of nut assembling between aeroengine rotor turbine disk.
Support base 18 passes through 36 groups of (or some groups) bolt spiral shells with aeroengine rotor turbine disk port in mechanical arm support meanss
Mother is fixedly connected with (nut number is consistent between bolt and nut group number and the turbine disk to be assembled herein), when mechanical arm completion pair
During the pretension of a nut between turbine disk, adjustment mechanical arm support meanss are relative with aeroengine rotor turbine disk
Position, i.e., around turbine disk axle center rotating mechanical arm support meanss, switch machine arm station, make again mechanical arm support meanss with
Turbine disk is fixed, and makes the bolt sleeve 7 of mechanical arm can be according to after some row feed motions by above-mentioned Fig. 7, Fig. 8 and Figure 10
The secondary pretension completed 36 turbine disk (or several) nuts, as shown in figure 12.
Above example is to elaborate general principle of the present utility model and characteristic, and the utility model is not by above-mentioned example
Limitation, on the premise of the utility model spirit and scope are not departed from, the utility model also has various change and change, these changes
Change and change and both fall within the range of claimed the utility model.Scope is claimed in the utility model will by appended right
Ask book and its equivalent thereof.
Claims (7)
1. the tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk, it is characterised in that：It includes mechanical arm
With mechanical arm support meanss；
Mechanical arm support meanss include support base (18) and elevating mechanism (15)；
Mechanical arm includes motor (1), motor cabinet (2), gear pair (3-1), bevel gear pair (4-1), No. two bevel gears
Secondary (4-2), power transmission shaft (5-1), bolt sleeve (7), worm screw (9), worm gear (10), support tube (13), connecting seat (14), base
(16), universal joint supporting plate (17), train transmission mechanism (3), tape handler (12) and multiple candan universal joints (6)；It is described
Motor (1) is the motor with torque limiter；
The support base (18) is arranged on existing aeroengine rotor turbine disk (24), elevating mechanism (15) peace
On the support base (18), the elevating mechanism (15) can drive the motor cabinet (2) to move up and down, the motor (1)
On the motor cabinet (2), the output end of the motor (1) is connected with torque limiter, and the torque limiter passes through
A number gear pair (3-1) drives power transmission shaft (5-1) to rotate, and power transmission shaft (5-1), which is vertically arranged, to be installed on the motor cabinet (2)
Support tube (13) in, support tube (13) is connected with connecting seat (14), the power transmission shaft (5) number bevel gear pair (4-1) of drive
Transmission, No. two bevel gear pairs (4-1) drive train transmission mechanism (3) transmission, and train transmission mechanism (3) drives No. two bevel gear pairs
(4-2) is driven, and bevel gear pair (4-1), train transmission mechanism (3) and No. two bevel gear pairs (4-2) are installed in base (16)
On, No. two bevel gear pairs (4-2) drive multiple crosses ten thousand of concatenation by being rotatablely installed in the connecting shaft (5-2) on base (16)
To section (6) transmission, the minor details end of multiple candan universal joints (6) is rotatably installed in the universal joint supporting plate being connected with base (16)
(17) on, the minor details end of multiple candan universal joints (6), which is provided with, can drive the bolt sleeve (7) of nut rotation；
Worm screw (9) and worm gear (10), worm screw (9) and worm gear (10) engagement, worm gear (10) and transmission are there also is provided on motor cabinet (2)
Axle (5) it is axially vertical, be disposed between the rotating shaft of worm screw (9) and connecting seat (14) with the two transmission tape handler, bottom
Seat (16), which is arranged on, to be rotatablely installed in the wheel shaft of the lower belt wheel (12-1) of the tape handler (12) on the connecting seat (14)
On (16-1), base (16) can be rotated relative to connecting seat (14).
2. the tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk according to claim 1, its feature
It is：The elevating mechanism (15) includes lead screw pair, lifting platform (21), mounting seat (22), height limitator (23) and polished rod
(19)；
The leading screw (20) of lead screw pair is vertically arranged to be rotatably installed on support base (18), and lifting platform (21) is arranged on the spiral shell of lead screw pair
On mother, mounting seat (22) is arranged on lifting platform (21), and motor cabinet (2) is arranged in the mounting seat (22), lifting platform (21)
It is slidably arranged on the multiple polished rods (19) being installed on support base (18), the top of polished rod (19) is provided with height limitator
(23)。
3. the tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk according to claim 1 or claim 2, it is special
Levy and be：The train transmission mechanism (3) includes No. two gear pairs (3-2) and No. three gear pairs (3-3)；
The output bevel gear wheel of number bevel gear pair (4-1) and the input gear of No. two gear pairs (3-2) be arranged on be rotatablely installed in
On connecting seat (14) and the upper rotary shaft (16-2) of base (16), the output gear and No. three gears of No. two gear pairs (3-2)
The input gear of secondary (3-3), which is arranged on, to be rotatablely installed on No. two rotary shafts (16-3) on base (16), No. three gear pair (3-
3) output gear and the input bevel gear of No. two bevel gear pairs (4-2) is arranged on No. three rotations being installed on base (16)
On axle (16-4).
4. the tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk according to claim 3, its feature
It is：A number gear pair (3-1), No. two gear pairs (3-2) and No. three gear pairs (3-3) are spur gear pair.
5. the tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk according to claim 3, its feature
It is：A number gear pair (3-1), No. two gear pairs (3-2) and No. three gear pairs (3-3) are helical gear pair.
6. the tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk according to claim 1,2,4 or 5,
It is characterized in that：The tape handler (15) is V-belt or ribbed V-belt drives mechanism.
7. the tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk according to claim 6, its feature
It is：The quantity of candan universal joint (6) is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720308171.XU CN206561261U (en) | 2017-03-27 | 2017-03-27 | The tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720308171.XU CN206561261U (en) | 2017-03-27 | 2017-03-27 | The tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206561261U true CN206561261U (en) | 2017-10-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720308171.XU Expired - Fee Related CN206561261U (en) | 2017-03-27 | 2017-03-27 | The tool mechanism that nut is assembled between a kind of aeroengine rotor turbine disk |
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| Country | Link |
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| CN (1) | CN206561261U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107900675A (en) * | 2017-11-01 | 2018-04-13 | 中国航发南方工业有限公司 | A kind of aeroengine rotor assembly method |
| CN108000127A (en) * | 2017-12-12 | 2018-05-08 | 大连理工大学 | A kind of aircraft engine high pressure rotor seal pan postposition nut tightening device and method |
| CN108080939A (en) * | 2017-12-12 | 2018-05-29 | 大连理工大学 | A kind of preposition nut tightening device of aircraft engine high pressure rotor seal pan and method |
| CN110039475A (en) * | 2019-06-05 | 2019-07-23 | 自然资源部第二海洋研究所 | A kind of limitation space Special visible speeder wrench |
| CN110561098A (en) * | 2019-09-03 | 2019-12-13 | 大连理工大学 | flexible shaft transmission type screwing device and method for nuts inside aircraft engine |
| DE102019132106A1 (en) * | 2019-11-27 | 2021-05-27 | Rolls-Royce Deutschland Ltd & Co Kg | Screw connection device for the mechanical connection of a front drum and a rear drum of a compressor of a gas turbine engine |
| CN113458771A (en) * | 2021-07-05 | 2021-10-01 | 常州工学院 | Electric screwdriver device with flexible screwing gun head |
| CN113547319A (en) * | 2020-04-26 | 2021-10-26 | 中国航发商用航空发动机有限责任公司 | Tightening device |
| CN113927285A (en) * | 2021-11-15 | 2022-01-14 | 中国航发南方工业有限公司 | Large-diameter rotor inner cavity fastener assembling equipment |
| CN114888555A (en) * | 2022-04-29 | 2022-08-12 | 中广核研究院有限公司 | Fastener replacement and repair device |
| CN115741070A (en) * | 2022-11-30 | 2023-03-07 | 中国航发沈阳发动机研究所 | Tool and method for disassembling and assembling connecting nut in shaft cavity of aircraft engine |
| CN115781752A (en) * | 2022-11-22 | 2023-03-14 | 哈尔滨工业大学 | Three-degree-of-freedom driving joint applied to soft mechanical arm |
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2017
- 2017-03-27 CN CN201720308171.XU patent/CN206561261U/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107900675A (en) * | 2017-11-01 | 2018-04-13 | 中国航发南方工业有限公司 | A kind of aeroengine rotor assembly method |
| CN108000127A (en) * | 2017-12-12 | 2018-05-08 | 大连理工大学 | A kind of aircraft engine high pressure rotor seal pan postposition nut tightening device and method |
| CN108080939A (en) * | 2017-12-12 | 2018-05-29 | 大连理工大学 | A kind of preposition nut tightening device of aircraft engine high pressure rotor seal pan and method |
| CN108000127B (en) * | 2017-12-12 | 2019-05-17 | 大连理工大学 | A kind of aircraft engine high pressure rotor seal pan postposition nut tightening device and method |
| CN108080939B (en) * | 2017-12-12 | 2019-10-29 | 大连理工大学 | A kind of preposition nut tightening device of aircraft engine high pressure rotor seal pan and method |
| CN110039475A (en) * | 2019-06-05 | 2019-07-23 | 自然资源部第二海洋研究所 | A kind of limitation space Special visible speeder wrench |
| CN110561098A (en) * | 2019-09-03 | 2019-12-13 | 大连理工大学 | flexible shaft transmission type screwing device and method for nuts inside aircraft engine |
| DE102019132106B4 (en) | 2019-11-27 | 2021-07-08 | Rolls-Royce Deutschland Ltd & Co Kg | Screw connection device for the mechanical connection of a front drum and a rear drum of a compressor of a gas turbine engine |
| DE102019132106A1 (en) * | 2019-11-27 | 2021-05-27 | Rolls-Royce Deutschland Ltd & Co Kg | Screw connection device for the mechanical connection of a front drum and a rear drum of a compressor of a gas turbine engine |
| CN113547319A (en) * | 2020-04-26 | 2021-10-26 | 中国航发商用航空发动机有限责任公司 | Tightening device |
| CN113458771A (en) * | 2021-07-05 | 2021-10-01 | 常州工学院 | Electric screwdriver device with flexible screwing gun head |
| CN113458771B (en) * | 2021-07-05 | 2022-05-10 | 常州工学院 | Electric screwdriver with flexible screwing gun head |
| CN113927285A (en) * | 2021-11-15 | 2022-01-14 | 中国航发南方工业有限公司 | Large-diameter rotor inner cavity fastener assembling equipment |
| CN114888555A (en) * | 2022-04-29 | 2022-08-12 | 中广核研究院有限公司 | Fastener replacement and repair device |
| CN114888555B (en) * | 2022-04-29 | 2023-04-11 | 中广核研究院有限公司 | Fastener replacement and repair device |
| CN115781752A (en) * | 2022-11-22 | 2023-03-14 | 哈尔滨工业大学 | Three-degree-of-freedom driving joint applied to soft mechanical arm |
| CN115741070A (en) * | 2022-11-30 | 2023-03-07 | 中国航发沈阳发动机研究所 | Tool and method for disassembling and assembling connecting nut in shaft cavity of aircraft engine |
| CN115741070B (en) * | 2022-11-30 | 2024-01-30 | 苏州海通机器人系统有限公司 | Tool and method for disassembling and assembling nut in shaft cavity of aero-engine |
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Granted publication date: 20171017 |