CN113198878A - Precise shape correcting device for aircraft engine case - Google Patents
Precise shape correcting device for aircraft engine case Download PDFInfo
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- CN113198878A CN113198878A CN202110462503.0A CN202110462503A CN113198878A CN 113198878 A CN113198878 A CN 113198878A CN 202110462503 A CN202110462503 A CN 202110462503A CN 113198878 A CN113198878 A CN 113198878A
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- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002457 bidirectional effect Effects 0.000 description 5
- 229920003266 Leaf® Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
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- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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Abstract
The invention belongs to the technical field of shape correcting devices, in particular to a precise shape correcting device for a casing of an aircraft engine, which aims at solving the problems that when the shape correction of the upper end surface and the lower end surface of the existing casing is carried out, the casing needs to be manually fixed, the fixing effect is poor, the looseness is easy, and simultaneously, the shape correction of the upper end surface and the lower end surface of the casing needs to be respectively carried out by manually holding a shape correcting hammer, the labor intensity is high, and time and labor are wasted. The scheme is that the electric push rod I is fixed on the top end of the supporting base and the inner top wall of the fixing frame. In the fixing mechanism, the first motor is started and the corresponding parts are matched, so that the four clamping plates can clamp and fasten the periphery of the outer wall of the casing, the stability of shape correction of the upper end face and the lower end face of the casing is ensured, manual fixing is not needed, and the clamping and fixing effects are good.
Description
Technical Field
The invention relates to the technical field of shape correcting devices, in particular to a precise shape correcting device for an aircraft engine casing.
Background
The aircraft engine is a highly complex and precise thermal machine, is used as the heart of an aircraft, is not only the power of the aircraft flight, but also an important driving force for promoting the development of aviation industry, and each important change in the human aviation history is inseparable from the technical progress of the aircraft engine.
The prior aircraft engine needs to use a casing, and the casing is easy to deform the upper end surface and the lower end surface of the casing in the processing process, so that the precision of the casing is affected, however, the prior casing has the following defects when the upper end surface and the lower end surface are corrected:
firstly, the casing needs to be fixedly installed on a shape correcting machine table manually, the installation efficiency is low, and only two side walls of the casing are fixed, so that the casing is easy to loosen in the shape correcting process, the shape correcting failure is caused, and even economic loss can be caused;
secondly, the hammer is manually held to hammer and correct the deformation positions of the upper end face and the lower end face of the casing, so that the manual labor intensity is high, time and labor are wasted, the shape correction efficiency is low, and the shape correction efficiency of the casing is influenced;
therefore, a precise shape correcting device for the engine case of the airplane is designed.
Disclosure of Invention
The invention provides a precise shape correcting device for an aircraft engine casing, which solves the problems that when the shape correction of the upper end surface and the lower end surface of the existing casing is carried out, the casing needs to be manually fixed, the fixing effect is poor, the looseness is easy to occur, and simultaneously, the shape correction of the upper end surface and the lower end surface of the casing needs to be respectively carried out by manually holding a shape correcting hammer, so that the labor intensity is high, and time and labor are wasted.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an accurate correcting unit of aircraft engine machine casket, which comprises a supporting pedestal and is characterized by further comprising, the top of supporting the base is fixed with fixed frame, sliding connection has two symmetrical fly leafs on the fixed frame, the top of supporting the base all is fixed with electric putter one with fixed frame's interior roof, electric putter one's flexible end all links to each other with the fly leaf that corresponds, fixed frame's inner wall is fixed with annular fixed cover, the fixed internal rotation of cover of annular is connected with rotates the cover, the outside rigid coupling that rotates the cover has annular slider, set up in the annular fixed cover with annular slider matched with annular spout, rotate and sheathe in and install fixed establishment, two fly leafs, be connected with reciprocating mechanism between support base and the fixed frame.
Preferably, the fixing mechanism comprises four clamping plates which are movably connected in the rotating sleeve and distributed in a surrounding manner, and two symmetrical hinged plates are hinged on one side wall of each clamping plate, which faces the inner wall of the rotating sleeve.
Preferably, the inner wall of the rotating sleeve is all provided with guide grooves all around, two guide seats are connected in the guide grooves in a sliding mode, one end of each hinged plate is hinged to the corresponding outer side of the corresponding guide seat, two guide seats in each guide groove are connected with the same two-way lead screw in a spiral transmission mode, the two-way lead screws are connected in the corresponding guide grooves in a rotating mode, telescopic rods fixed to the inner wall of the rotating sleeve are arranged on the two sides of each guide groove, and the telescopic ends of the telescopic rods are connected with the corresponding clamping plates.
Preferably, the one end of two-way lead screw all extends to the bottom of rotating the cover to the rigid coupling has belt pulley one, and the bottom of rotating the cover still rotates and is connected with four belt pulley two that are the surrounding type and distribute, and the transmission is connected with same drive belt between four belt pulley two and four belt pulley one, and the top of rotating the cover is fixed with motor one, and the one end of one of them two-way lead screw extends to the top of rotating the cover to link to each other with the output shaft of motor one.
Preferably, the reciprocating mechanism comprises two first spline sleeves, the first spline sleeves are all rotatably connected to corresponding movable plates, the first spline sleeves are slidably connected to the same first spline shaft in an installation shaft hole, the top ends of the first spline shafts are rotatably connected with a first fixing block, the other ends of the first spline shafts are rotatably connected to the top end of the supporting base, the first fixing block is fixed to one side wall of the fixing frame, a second motor is fixed to the top end of the first fixing block, an output shaft of the second motor is connected with an extending portion of the top end of the first spline shaft, a first bevel gear is fixedly connected to the outer side of the first spline sleeves, and one side of the first bevel gear is connected with a second bevel gear in an all-meshed mode.
Preferably, all run through on the fly leaf and seted up the movable groove, equal swing joint has U type movable support in the movable groove, all is fixed with the carriage release lever on the both sides wall of U type movable support, and the equal sliding connection of the other end of carriage release lever is in the movable groove, and the equal rotation is connected with spline housing two on the U type movable support, and the equal sliding connection has spline shaft two in the mounting shaft hole of two spline housing two.
Preferably, both ends of the second spline shaft are rotatably connected with second fixed blocks, the second fixed blocks are fixed on the corresponding movable plates, cams are fixedly connected to the outer sides of the second spline sleeves, and one end of the second spline shaft extends to the outer sides of the corresponding second fixed blocks and is connected with the mounting shaft holes of the corresponding second bevel gears.
Preferably, two all be fixed with fixed outer pole on the lateral wall of U type movable support opposite direction, all seted up movable chamber in the fixed outer pole, the equal sliding connection of activity intracavity has the briquetting, all run through on the briquetting and be fixed with movable interior pole, the equal sliding through connection of movable interior pole is on fixed outer pole and the U type movable support that corresponds, the one end of pole all is fixed with the roof in the activity, the other end all is fixed with strikes the piece, the one end of briquetting all with be connected with the spring between the activity chamber one side inner wall that corresponds, the equal movable sleeve of spring is established in the outside of the pole in the activity that corresponds.
Preferably, an electric push rod II is fixedly embedded in one side wall of the movable groove, the telescopic end of the electric push rod II is connected with the corresponding side wall of the U-shaped movable support, a transmission outer gear ring is fixedly connected to the outer side of the rotating sleeve, a driving gear is meshed with one side of the transmission outer gear ring, and the driving gear is fixedly connected to the outer side of the spline shaft I.
Compared with the prior art, the invention has the beneficial effects that:
1. in the fixing mechanism, under the matching of the clamping plates, the hinged plate, the guide seat, the two-way screw rod, the telescopic rod, the first belt pulley, the second belt pulley, the transmission belt and the first motor, the four clamping plates can clamp and fasten the periphery of the outer wall of the casing by starting the first motor and matching with the arrangement of a plurality of corresponding parts, so that the stability of shape correction of the upper end surface and the lower end surface of the casing is ensured, manual fixing is not needed, the clamping and fixing effects are good, and the upper end surface and the lower end surface of the casing are not easy to loosen when being simultaneously corrected.
2. According to the reciprocating mechanism, the spline housing I, the spline shaft I, the motor II, the bevel gear I, the bevel gear II, the U-shaped movable support, the spline housing II, the spline shaft II, the cam, the fixed outer rod, the movable inner rod, the top plate, the movable rod, the electric push rod II, the knocking blocks, the transmission outer gear ring, the driving gear, the pressing block and the spring are matched, the motor II is started, and the two corresponding parts are matched, so that the clamped and fixed casing can rotate, the two knocking blocks can simultaneously perform reciprocating knocking on the upper end surface and the lower end surface of the casing, the upper end surface and the lower end surface of the casing can be quickly and precisely corrected, the upper end surface and the lower end surface of the casing do not need to be respectively hammered and corrected by a manual hammer, the labor intensity of manual correction is reduced, time and labor are saved, the shape correction efficiency is high, and the efficiency of casing processing is greatly improved.
Drawings
FIG. 1 is a schematic structural diagram of a precise shape correction device for an aircraft engine casing according to the present invention;
FIG. 2 is a schematic sectional view of a precise shape correction device for an aircraft engine casing according to the present invention;
FIG. 3 is an enlarged schematic structural view of a part A of a precise shape correction device for an aircraft engine casing according to the present invention;
FIG. 4 is a schematic structural diagram of the spreading of a pressing block and a spring of the precise shape correcting device of the aircraft engine casing provided by the invention;
fig. 5 is an enlarged schematic structural diagram of a position B of a precision shape correction device for an aircraft engine casing according to the present invention.
In the figure: 1. a support base; 2. a fixed frame; 21. a movable plate; 22. an electric push rod I; 3. an annular fixing sleeve; 31. rotating the sleeve; 32. an annular slider; 4. a fixing mechanism; 401. a clamping plate; 402. a hinge plate; 403. a guide seat; 404. a bidirectional screw rod; 405. a telescopic rod; 406. a first belt pulley; 407. a second belt pulley; 408. a transmission belt; 409. a first motor; 5. a reciprocating mechanism; 501. a spline housing I; 502. a first spline shaft; 503. a second motor; 504. a first bevel gear; 505. a second bevel gear; 506. a U-shaped movable support; 507. a second spline housing; 508. a spline shaft II; 509. a cam; 510. fixing the outer rod; 511. a movable inner rod; 512. a top plate; 513. a travel bar; 514. a second electric push rod; 515. knocking the block; 516. an outer gear ring is driven; 517. a driving gear; 518. briquetting; 519. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a precise shape correction device for an aircraft engine casing comprises a support base 1, a fixed frame 2 is fixed at the top end of the support base 1, two symmetrical movable plates 21 are connected to the fixed frame 2 in a sliding manner, electric push rods 22 are fixed at the top end of the support base 1 and the inner top wall of the fixed frame 2, the telescopic ends of the electric push rods 22 are connected to the corresponding movable plates 21, an annular fixed sleeve 3 is fixed on the inner wall of the fixed frame 2, a rotating sleeve 31 is connected in the annular fixed sleeve 3 in a rotating manner, an annular sliding block 32 is fixedly connected to the outer side of the rotating sleeve 31, an annular sliding groove matched with the annular sliding block 32 is formed in the annular fixed sleeve 3, and the electric push rods 22 are arranged so that the distance between the two movable plates 21 is adjustable, and the installation and the disassembly of the casing and the adjustment of the positions of two knocking blocks 515 are facilitated.
The rotating sleeve 31 is provided with a fixing mechanism 4, the fixing mechanism 4 comprises four clamping plates 401 which are movably connected in the rotating sleeve 31 and distributed in a surrounding manner, one side wall of the inner wall of each clamping plate 401 facing the rotating sleeve 31 is hinged with two symmetrical hinged plates 402, guide grooves are formed in the periphery of the inner wall of the rotating sleeve 31, two guide seats 403 are connected in each guide groove in a sliding manner, one end of each hinged plate 402 is hinged with the outer side of the corresponding guide seat 403, the two guide seats 403 in each guide groove are connected with the same bidirectional screw rod 404 in a spiral transmission manner, the bidirectional screw rods 404 are connected in the corresponding guide grooves in a rotating manner, telescopic rods 405 fixed on the inner wall of the rotating sleeve 31 are arranged on two sides of each guide groove, the telescopic ends of the telescopic rods 405 are connected with the corresponding clamping plates 401, one end of each bidirectional screw rod 404 extends to the bottom end of the rotating sleeve 31 and is fixedly connected with a belt pulley 406, the bottom of the rotating sleeve 31 is rotatably connected with four belt pulleys 407 which are distributed in a surrounding mode, the four belt pulleys 407 and the four belt pulleys 406 are in transmission connection with a same transmission belt 408, the top end of the rotating sleeve 31 is fixedly provided with a motor 409, one end of one bidirectional screw rod 404 extends to the top end of the rotating sleeve 31 and is connected with an output shaft of the motor 409, and corresponding protective pads can be arranged on clamping surfaces of the clamping plates 401 to prevent a coating on the outer wall of the case from being damaged when the case is clamped.
A reciprocating mechanism 5 is connected between the two movable plates 21, the supporting base 1 and the fixed frame 2, the reciprocating mechanism 5 comprises two spline housings I501, the spline housings I501 are rotatably connected to the corresponding movable plates 21, the same spline shaft I502 is slidably connected in the installation shaft holes of the two spline housings I501, the top end of the spline shaft I502 is rotatably connected with a fixed block I, the other end of the spline shaft I is rotatably connected to the top end of the supporting base 1, the fixed block I is fixed on one side wall of the fixed frame 2, a motor II 503 is fixed at the top end of the fixed block I, the output shaft of the motor II 503 is connected with the top end extension part of the spline shaft I502, a bevel gear I504 is fixedly connected to the outer side of the spline housing I501, one side of the bevel gear I504 is respectively engaged with a bevel gear II 505, movable grooves are respectively formed in the movable plates 21 in a penetrating manner, U-shaped movable brackets 506 are respectively movably connected in the movable grooves, and movable rods 513 are respectively fixed on the two side walls of the U-shaped movable brackets 506, the other ends of the movable rods 513 are slidably connected in the movable grooves, the U-shaped movable brackets 506 are rotatably connected with two spline sleeves 507, the mounting holes of the two spline sleeves 507 are slidably connected with a spline shaft II 508, the two ends of the spline shaft II 508 are rotatably connected with a fixed block II, the fixed block II is fixed on the corresponding movable plate 21, the outer sides of the spline sleeves 507 are fixedly connected with a cam 509, one end of the spline shaft II 508 extends to the outer side of the corresponding fixed block II and is connected with the corresponding mounting hole of the bevel gear II 505, the opposite side walls of the two U-shaped movable brackets 506 are respectively fixed with a fixed outer rod 510, a movable cavity is arranged in each fixed outer rod 510, a pressing block 518 is slidably connected in each movable cavity, a movable inner rod 511 is fixedly penetrated through each pressing block 518, the movable inner rod 511 is slidably penetrated and connected on the corresponding fixed outer rod 510 and the U-shaped movable brackets 506, one end of the movable inner rod 511 is fixed with a top plate 512, the other end of the movable inner rod 511 is fixed with a knocking block 515, one end of a pressing block 518 is connected with a spring 519 between the inner wall of one side of a corresponding movable cavity, the spring 519 is movably sleeved on the outer side of the corresponding movable inner rod 511, a side wall of a movable groove is fixedly embedded with a second electric push rod 514, the telescopic end of the second electric push rod 514 is connected with one side wall of a corresponding U-shaped movable support 506, the outer side of a rotating sleeve 31 is fixedly connected with a transmission outer gear ring 516, one side of the transmission outer gear ring 516 is meshed with a driving gear 517, the driving gear 517 is fixedly connected on the outer side of the first spline shaft 502, the second electric push rod 514 is arranged, and the transverse horizontal position of the knocking block 515 can be adjusted.
The working principle is as follows: s1, the casing is placed between the four clamping plates 401 in the rotating sleeve 31, the first motor 409 is started, one of the two-way screw rods 404 rotates, the four first belt pulleys 406 and the four second belt pulleys 407 are in transmission connection through the transmission belt 408, the four two-way screw rods 404 can simultaneously rotate, the two-way screw rods 404 are in spiral transmission connection with the two corresponding guide seats 403, the two guide seats 403 in each guide groove can move relatively, the four clamping plates 401 are matched with the arrangement of the hinged plate 402 and the telescopic rod 405, the four clamping plates 401 can clamp and fasten the periphery of the outer wall of the casing, the stability of shape correction of the upper end face and the lower end face of the casing is guaranteed, manual fixing is not needed, and the clamping and fixing effects are good.
S2, when the shape of the fixed upper and lower end surfaces of the casing needs to be calibrated, the two first electric push rods 22 are activated to enable the two upper and lower movable plates 21 to move to the optimal positions away from the upper and lower end surfaces of the casing, respectively, and the two second electric push rods 514 are activated to enable the U-shaped movable bracket 506 to move in the corresponding movable grooves, so that the two knocking blocks 515 can be aligned to the positions of the upper and lower end surfaces of the casing that need to be calibrated, and at the same time, the two spline sleeves 501 slide on the first spline shafts 502, the second spline sleeves 507 can slide on the corresponding second spline shafts 508, and then the second electric motors 503 are activated to enable the first spline shafts 502 to rotate and drive the two spline sleeves 501 to rotate simultaneously, so that the first bevel gears 504 connected to the first spline sleeves 501 can drive the second spline shafts 508 connected to the corresponding second bevel gears 505 to rotate, the spline housing II 507 connected to the spline shaft II 508 rotates, the spline housing II 507 drives the cam 509 to rotate, the spline housing II is matched with the fixed outer rod 510, the movable inner rod 511, the top plate 512, the pressing block 518 and the spring 519 to be arranged, so that the two knocking blocks 515 can knock and shape-correct the upper end face and the lower end face of the casing at the same time, when the driving gear 517 rotates, the rotating sleeve 31 connected with the transmission outer gear ring 516 rotates on the annular fixing sleeve 3 to drive the fixed casing to rotate, and when the two knocking blocks 515 knock in a reciprocating mode, the upper end face and the lower end face of the casing can be quickly and precisely shaped, a hammer is not required to be manually held to hammer to perform hammering and shape correction, the labor intensity of manual shape correction is reduced, the shape correction efficiency is high, and the efficiency of casing processing is greatly improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides an aircraft engine machine casket's accurate school shape device, including supporting base (1), a serial communication port, the top of supporting base (1) is fixed with fixed frame (2), sliding connection has two symmetrical fly leaf (21) on fixed frame (2), the top of supporting base (1) all is fixed with electric putter one (22) with the interior roof of fixed frame (2), the flexible end of electric putter one (22) all links to each other with fly leaf (21) that correspond, the inner wall of fixed frame (2) is fixed with annular fixed cover (3), annular fixed cover (3) internal rotation is connected with and rotates cover (31), the outside rigid coupling that rotates cover (31) has annular slider (32), set up annular spout with annular slider (32) matched with in annular fixed cover (3), install fixed establishment (4) on rotating cover (31), two fly leaf (21), A reciprocating mechanism (5) is connected between the supporting base (1) and the fixed frame (2).
2. The precise shaping device of an aircraft engine casing according to claim 1, characterized in that the fixing means (4) comprise four clamping plates (401) movably connected in the rotating sleeve (31) and distributed in a surrounding manner, and two symmetrical hinge plates (402) are hinged on one side wall of each clamping plate (401) facing the inner wall of the rotating sleeve (31).
3. The precise shape correcting device of the aircraft engine casing according to claim 1, characterized in that guide grooves are formed in the periphery of the inner wall of the rotating sleeve (31), two guide seats (403) are connected in the guide grooves in a sliding manner, one end of each hinge plate (402) is hinged to the outer side of the corresponding guide seat (403), the two guide seats (403) in each guide groove are connected with the same two-way lead screw (404) in a spiral transmission manner, the two-way lead screws (404) are connected in the corresponding guide grooves in a rotating manner, telescopic rods (405) fixed to the inner wall of the rotating sleeve (31) are arranged on two sides of each guide groove, and the telescopic ends of the telescopic rods (405) are connected with the corresponding clamping plates (401).
4. The precise shape correcting device of the aircraft engine casing according to claim 3, characterized in that one end of the two-way screw rod (404) extends to the bottom end of the rotating sleeve (31) and is fixedly connected with a first belt pulley (406), the bottom end of the rotating sleeve (31) is also rotatably connected with four second belt pulleys (407) which are distributed in a surrounding manner, the four second belt pulleys (407) and the four first belt pulleys (406) are in transmission connection with a same transmission belt (408), the top end of the rotating sleeve (31) is fixed with a first motor (409), and one end of one of the two-way screw rods (404) extends to the top end of the rotating sleeve (31) and is connected with an output shaft of the first motor (409).
5. The precise shaping device for the engine case of an aircraft according to claim 1, reciprocating mechanism (5) include two spline housing one (501), spline housing one (501) are all rotated and are connected on fly leaf (21) that correspond, the installation downthehole sliding connection of two spline housing one (501) has same integral key shaft one (502), the top of integral key shaft one (502) is rotated and is connected with fixed block one, the other end is rotated and is connected on the top of supporting base (1), fixed block one is fixed on a lateral wall of fixed frame (2), the top of fixed block one is fixed with motor two (503), the output shaft of motor two (503) links to each other with the top extension of integral key shaft one (502), the equal rigid coupling in outside of spline housing one (501) has bevel gear one (504), the equal meshing connection in one side of bevel gear one (504) has bevel gear two (505).
6. The precise shape correcting device of the aircraft engine case as claimed in claim 1, wherein the movable plates (21) are provided with movable grooves in a penetrating manner, the movable grooves are movably connected with U-shaped movable supports (506), two side walls of the U-shaped movable supports (506) are fixed with movable rods (513), the other ends of the movable rods (513) are slidably connected in the movable grooves, the U-shaped movable supports (506) are rotatably connected with second spline sleeves (507), and the mounting holes of the two second spline sleeves (507) are slidably connected with second spline shafts (508).
7. The precise shape correcting device of the aircraft engine receiver according to claim 6, characterized in that two ends of the second spline shaft (508) are rotatably connected with the second fixed blocks, the second fixed blocks are fixed on the corresponding movable plates (21), the outer sides of the second spline housing (507) are fixedly connected with the cams (509), and one end of the second spline shaft (508) extends to the outer side of the corresponding second fixed block and is connected with the mounting shaft hole of the corresponding second bevel gear (505).
8. The precise shape correcting device of the aircraft engine casing according to claim 6, wherein two opposite side walls of the U-shaped movable supports (506) are respectively fixed with a fixed outer rod (510), each fixed outer rod (510) is internally provided with a movable cavity, each movable cavity is slidably connected with a pressing block (518), each pressing block (518) is fixedly penetrated through an inner movable rod (511), each inner movable rod (511) is slidably penetrated and connected with the corresponding fixed outer rod (510) and the U-shaped movable support (506), one end of each inner movable rod (511) is respectively fixed with a top plate (512), the other end of each pressing block (518) is respectively fixed with a knocking block (515), one end of each pressing block (518) is connected with a spring (519) between the inner wall of one side of the corresponding movable cavity, and the springs (519) are movably sleeved on the outer side of the corresponding inner movable rod (511).
9. The precise shape correcting device of the aircraft engine casing as claimed in claim 6, wherein one side wall of the movable groove is fixedly embedded with a second electric push rod (514), the telescopic ends of the second electric push rods (514) are connected with one side wall of the corresponding U-shaped movable bracket (506), the outer side of the rotating sleeve (31) is fixedly connected with a transmission outer gear ring (516), one side of the transmission outer gear ring (516) is engaged and connected with a driving gear (517), and the driving gear (517) is fixedly connected with the outer side of the first spline shaft (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110462503.0A CN113198878A (en) | 2021-04-27 | 2021-04-27 | Precise shape correcting device for aircraft engine case |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110462503.0A CN113198878A (en) | 2021-04-27 | 2021-04-27 | Precise shape correcting device for aircraft engine case |
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| CN113198878A true CN113198878A (en) | 2021-08-03 |
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| CN202110462503.0A Pending CN113198878A (en) | 2021-04-27 | 2021-04-27 | Precise shape correcting device for aircraft engine case |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115502247A (en) * | 2022-11-24 | 2022-12-23 | 成立航空技术(成都)有限公司 | Correction device for deformation of aero-engine case |
| CN116441359A (en) * | 2023-06-19 | 2023-07-18 | 成都市鸿侠科技有限责任公司 | Prevent aircraft engine crust correcting unit of fold |
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| CN112207155A (en) * | 2020-10-30 | 2021-01-12 | 湖南精专自动化技术有限公司 | Accessory hammering device for hardware machining and using method thereof |
| CN212371654U (en) * | 2019-12-26 | 2021-01-19 | 深圳市永基钢铁有限公司 | Turning and milling positioning device of numerical control milling machine |
| CN112405395A (en) * | 2020-11-23 | 2021-02-26 | 阜阳市世科智能设备有限公司 | Hardware clamping equipment with adjustable clamping width |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115502247A (en) * | 2022-11-24 | 2022-12-23 | 成立航空技术(成都)有限公司 | Correction device for deformation of aero-engine case |
| CN115502247B (en) * | 2022-11-24 | 2023-03-24 | 成立航空技术(成都)有限公司 | Correction device for deformation of aero-engine case |
| CN116441359A (en) * | 2023-06-19 | 2023-07-18 | 成都市鸿侠科技有限责任公司 | Prevent aircraft engine crust correcting unit of fold |
| CN116441359B (en) * | 2023-06-19 | 2023-08-29 | 成都市鸿侠科技有限责任公司 | Prevent aircraft engine crust correcting unit of fold |
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