CN115447326A - Device and method for dismounting tire of airplane wheel - Google Patents

Device and method for dismounting tire of airplane wheel Download PDF

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Publication number
CN115447326A
CN115447326A CN202210950901.1A CN202210950901A CN115447326A CN 115447326 A CN115447326 A CN 115447326A CN 202210950901 A CN202210950901 A CN 202210950901A CN 115447326 A CN115447326 A CN 115447326A
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CN
China
Prior art keywords
tire
clamping
handle
pitching
hinged
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210950901.1A
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Chinese (zh)
Inventor
黄宇
魏志龙
张秋林
刘欣荣
冯旭
匡立祥
孙宁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lingyun Yichang Aviation Equipment Engineering Co ltd
Lingyun Science and Technology Group Co Ltd
Original Assignee
Lingyun Yichang Aviation Equipment Engineering Co ltd
Lingyun Science and Technology Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lingyun Yichang Aviation Equipment Engineering Co ltd, Lingyun Science and Technology Group Co Ltd filed Critical Lingyun Yichang Aviation Equipment Engineering Co ltd
Priority to CN202210950901.1A priority Critical patent/CN115447326A/en
Publication of CN115447326A publication Critical patent/CN115447326A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C25/00—Apparatus or tools adapted for mounting, removing or inspecting tyres
    • B60C25/01—Apparatus or tools adapted for mounting, removing or inspecting tyres for removing tyres from or mounting tyres on wheels
    • B60C25/05—Machines
    • B60C25/132—Machines for removing and mounting tyres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C25/00—Apparatus or tools adapted for mounting, removing or inspecting tyres
    • B60C25/01—Apparatus or tools adapted for mounting, removing or inspecting tyres for removing tyres from or mounting tyres on wheels
    • B60C25/05—Machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C25/00—Apparatus or tools adapted for mounting, removing or inspecting tyres
    • B60C25/01—Apparatus or tools adapted for mounting, removing or inspecting tyres for removing tyres from or mounting tyres on wheels
    • B60C25/05—Machines
    • B60C25/132—Machines for removing and mounting tyres
    • B60C25/135—Machines for removing and mounting tyres having a tyre support or a tool, movable along wheel axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/40—Maintaining or repairing aircraft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C2200/00—Tyres specially adapted for particular applications
    • B60C2200/02—Tyres specially adapted for particular applications for aircrafts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/56—Reuse, recycling or recovery technologies of vehicles

Abstract

The invention provides a device and a method for dismounting a tyre of an airplane wheel, wherein a bilateral clamping and tyre-releasing mechanism is rotatably arranged at the top of a frame structure, and a pressing claw component for pressing the tyre of the airplane wheel is arranged at the tail end of the bilateral clamping and tyre-releasing mechanism; the double-side clamping and tire-removing mechanism is connected with a clamping power device for providing pressing power; a pitching device for adjusting a pitching angle is arranged between the frame structure and the bilateral clamping tire-removing mechanism; a workbench structure for bearing the airplane wheel is arranged in the middle of the front side of the rack structure; a radial adjusting mechanism for adjusting the radial position of the airplane wheel is arranged in the middle of the frame structure and on the side edge of the workbench structure; the clamping power device, the pitching device and the radial adjusting mechanism are connected with a hydraulic control device arranged on the frame structure. The device can be used for automatically disassembling and separating the tire and the hub of the airplane, and can complete the assembly of the tire and the hub, thereby improving the disassembling and assembling efficiency and reducing the labor intensity of operators.

Description

Device and method for dismounting tire of airplane wheel
Technical Field
The invention relates to the field of airplane wheel overhauling equipment, in particular to an airplane wheel tire disassembling device and an airplane wheel tire disassembling method.
Background
The wheel tire of aircraft need be changed after being in active service for a certain time, at the change in-process, just need separate between the tire of wheel and the wheel hub, and traditional disengaging process mainly relies on the manual work of adoption to separate, and work efficiency is low, and the operation process is wasted time and energy.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a device and a method for dismounting a tyre of a airplane wheel.
In order to achieve the technical features, the invention is realized as follows: the device for dismounting the airplane wheel tire comprises a rack structure, wherein a double-side clamping and tire releasing mechanism is rotatably arranged at the top of the rack structure, and a pressing claw component for pressing the airplane wheel tire is arranged at the tail end of the double-side clamping and tire releasing mechanism; the double-side clamping and tire-removing mechanism is connected with a clamping power device for providing pressing power; a pitching device for adjusting a pitching angle is arranged between the frame structure and the bilateral clamping tire-removing mechanism; a workbench structure for bearing the airplane wheel is arranged in the middle of the front side of the rack structure; a radial adjusting mechanism for adjusting the radial position of the airplane wheel is arranged in the middle of the frame structure and on the side edge of the workbench structure; the clamping power device, the pitching device and the radial adjusting mechanism are connected with a hydraulic control device arranged on the frame structure.
The frame structure comprises a bottom frame, walking wheels are mounted at four corners of the bottom frame, lifting support legs for adjusting the height of the bottom frame are fixedly mounted on four outer side walls of the bottom frame, stand columns are symmetrically fixed at the top of the bottom frame, and the double-side clamping tire-removing mechanism is rotatably supported between the tops of the stand columns; and a traction rod is hinged on one outer wall of the bottom frame.
The double-side clamping tire-removing mechanism comprises a pitching beam frame which is rotatably supported on an upright post of the frame structure through a connecting shaft; the pitching beam frame is symmetrically hinged with L-shaped force arms through first pin shafts, and the pitching beam frame is hinged with auxiliary pull rods through second pin shafts; the vertical arm of the L-shaped force arm is arranged in parallel with the auxiliary pull rod; the tail ends of the L-shaped force arm and the auxiliary pull rod are hinged with a pressing claw component.
The pressing claw assembly comprises a fixing plate, and the fixing plate is hinged to the L-shaped force arm of the bilateral clamping tire-removing mechanism and the tail end of the auxiliary pull rod; a sleeve is fixed at the bottom end of the fixed plate, a nut sleeve is rotatably installed at the end part of the sleeve, the nut sleeve and a screw rod penetrating through the sleeve form thread transmission fit, and an arc-shaped pressing claw is fixed at the inner end of the screw rod through a connecting plate; the outer wall of the nut sleeve is fixed with a handle for driving the nut sleeve to rotate.
The screw rod is provided with a guide groove, the guide groove and a guide screw fixed on the sleeve form sliding guide fit, and the screw rod is enabled to keep horizontal telescopic sliding in the jacking process.
The clamping power device comprises an oil cylinder fixing seat fixed in the middle of the bottom end of a pitching beam frame of the bilateral clamping tire-removing mechanism, a clamping oil cylinder is fixed at the top of the oil cylinder fixing seat, a top cross rod is fixed at the top end of a first piston rod of the clamping oil cylinder, two ends of the top cross rod are hinged with connecting rods, and the other end of each connecting rod is hinged with an L-shaped force arm of the bilateral clamping tire-removing mechanism.
The pitching device comprises a first hinge seat, the first hinge seat is fixed at the top of a bottom frame of the frame structure, a pitching oil cylinder is hinged to the first hinge seat, the tail end of a second piston rod of the pitching oil cylinder is hinged to an ear plate, and the ear plate is fixed on the outer wall of a pitching beam frame of the double-side clamping tire-removing mechanism; the ear plate is matched with a pore plate fixed on a stand column of the frame structure in a positioning way through a locking pin.
The workbench structure comprises side plate frameworks which are symmetrically arranged, the side plate frameworks are hinged on a second hinge seat of the rack structure, clamping grooves are formed in different parts of the top of the side plate frameworks, and movable rollers and conical rollers are selectively positioned and supported on the clamping grooves; the tail end of the head part of the side plate framework is provided with an inclined plate.
The radial adjusting mechanism comprises a radial adjusting oil cylinder, the radial adjusting oil cylinder is hinged to the rack structure through a third hinge seat, the tail end of a piston rod of the radial adjusting oil cylinder is hinged to the roller mounting rack, a nylon roller is mounted at the top end of the roller mounting rack, and the bottom end of the roller mounting rack is hinged to the rack structure through a fourth hinge seat;
the hydraulic control device comprises a hydraulic control cabinet, a hydraulic pump is arranged in the hydraulic control cabinet, the hydraulic pump is connected with a hand rocker and used for providing hydraulic oil, a control valve rod used for controlling a hydraulic oil circuit is arranged on the hydraulic control cabinet, and an electric control box is arranged on the side edge of the hydraulic control cabinet;
the electric control boxes are connected through a handheld controller.
The method for disassembling the tire by adopting the airplane wheel tire disassembling device comprises the following steps:
step one, taking out the handheld controller and switching on a power supply, and turning on a 'handheld controller power-on switch' knob and a 'motor power-on switch' knob of the hydraulic control device:
step two, pulling a 'decomposition' handle on the hand-held controller to enable the handle to be positioned in a 'loosening' direction, expanding the pressing claw assembly to the maximum position, and loosening the handle;
thirdly, adjusting the positions of a movable roller and a conical roller of the workbench structure according to the size of the airplane wheel;
step four, slowly pushing the airplane wheel to the workbench structure:
fifthly, adjusting the heights of the radial adjusting mechanism and the pressing claw component through a pitching adjusting handle, a decomposing handle and a radial positioning adjusting handle on the handheld controller according to the wheel diameter, enabling a roller at the end part of the radial adjusting mechanism to prop against the tire tread, enabling the inner arc surface of the pressing claw component of the bilateral clamping tire-removing mechanism to be close to the outer arc surface of the wheel hub, and loosening the handle;
step six, pulling a 'decomposition' handle on the hand-held controller to enable the 'decomposition' handle to be located at a 'clamping' position; the pressure claw components of the double-side clamping and tire-removing mechanism retract inwards, and when the distance between the flange of the pressure claw components and the side surface of the tire is 10-15mm, the handle is loosened;
step seven, observing the relative positions of the flange of the pressing claw assembly, the tire side and the hub, and if the flange of the pressing claw assembly is far away from the joint of the tire and the hub or has an interference tendency with the hub, radially adjusting the height of the mechanism and the height of the pressing claw assembly again;
step eight, if not, pulling a 'decomposition' handle on the hand-held controller to enable the 'decomposition' handle to be positioned at a 'clamping' position; clamping the two sides of the tire until the joint is separated, loosening the handle, and observing the separation condition of the pressure point and the whole tire;
step nine, pulling a 'decomposition' handle on the hand-held controller to enable the 'decomposition' handle to be located at a 'loose' position; loosening the clamped pressing claw assembly, pushing the tire to rotate in situ, replacing another point for pressurization and separation until the tire is basically separated from the hub bonding surface, and performing hub decomposition and taking down work;
and step ten, pulling a 'decomposition' handle on the hand-held controller to enable the handle to be located at a 'loose' position, loosening the clamped pressing claw assembly and rolling down the tire.
The invention has the following beneficial effects:
1. the device can be used for automatically disassembling and separating the tire and the hub of the airplane, and can complete the assembly of the tire and the hub, thereby improving the disassembling and assembling efficiency and reducing the labor intensity of operators.
2. The frame structure is a base of the tire dismounting device and is used for installing a pitching device, a radial adjusting mechanism, a workbench structure, a traction rod, a walking wheel, supporting legs, an electrical control box, a tool box and a hydraulic control box.
3. The double-side clamping and tire-releasing mechanism is a tire-releasing executing mechanism, and in the specific disassembling process, the clamping power device drives the L-shaped force arm, and the L-shaped force arm drives the pressing claw assembly so as to realize the clamping and separating actions of the tire through the pressing claw assembly.
4. The pressing claw assembly is used for being in direct contact with the tire for clamping.
5. The clamping power device can be used for providing clamping power.
6. The pitching device is used for adjusting the inclination angle of the bilateral clamping and tire-releasing mechanism, so that the device is suitable for tires of different sizes and models.
7. The workbench structure is mainly used for supporting and placing the airplane wheel. The inclined plate is convenient to push the tire to a working surface.
8. The turning angle of the radial adjusting mechanism can be controlled, and then the nylon roller is guaranteed to compress the tire.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
FIG. 1 is a first perspective three-dimensional view of the present invention.
FIG. 2 is a second perspective three-dimensional view of the present invention.
FIG. 3 is a third perspective three-dimensional view of the present invention.
FIG. 4 is a third perspective three-dimensional view of the present invention.
FIG. 5 is a third perspective three-dimensional view of the present invention.
Fig. 6 is an operation panel of the electric cabinet of the present invention.
FIG. 7 is a diagram of the operation panel of the handheld controller of the present invention.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-7, the device for dismounting a tire of an airplane wheel comprises a frame structure 1, wherein a bilateral clamping and tire-releasing mechanism 3 is rotatably mounted at the top of the frame structure 1, and a pressing claw assembly 4 for pressing the tire of the airplane wheel is mounted at the tail end of the bilateral clamping and tire-releasing mechanism 3; the double-side clamping and tire-removing mechanism 3 is connected with a clamping power device 2 for providing pressing power; a pitching device 8 for adjusting the pitching angle is arranged between the frame structure 1 and the bilateral clamping and tire-releasing mechanism 3; a workbench structure 7 for bearing the airplane wheel is arranged in the middle of the front side of the frame structure 1; a radial adjusting mechanism 6 for adjusting the radial position of the airplane wheel is arranged in the middle of the frame structure 1 and on the side edge of the workbench structure 7; the clamping power unit 2, the pitch device 8 and the radial adjustment mechanism 6 are connected to a hydraulic control unit 5 mounted on the frame structure 1. The dismounting device can be used for automatically dismounting and separating the tire and the hub of the airplane wheel, and can complete the assembly of the tire and the hub, thereby improving the dismounting efficiency and reducing the labor intensity of operators.
Further, the frame structure 1 includes a bottom frame 103, walking wheels 105 are installed at four corners of the bottom frame 103, lifting support legs 104 for adjusting the height of the bottom frame 103 are fixedly installed on four outer side walls of the bottom frame 103, vertical columns 102 are symmetrically fixed at the top of the bottom frame 103, and the double-side clamping and tire-removing mechanism 3 is rotatably supported between the tops of the vertical columns 102; a traction rod 101 is hinged on one of the outer walls of the bottom frame 103. The frame structure 1 is a base of the tire dismounting device and is used for mounting a pitching device 8, a radial adjusting mechanism, a workbench structure 7, a traction rod, a travelling wheel, a support leg, an electric control box, a tool box and a hydraulic control box.
Preferably, the tire dismounting device adopts a movable design, 2 universal wheels, 2 directional wheels and a traction rod are mounted on the frame, and the tire dismounting device can move by operating the traction rod. 2 universal wheels and 2 finished product casters of the oriented selection of the ring ball brand are convenient to maintain and replace. The traction rod is arranged at the traction lug of the frame, can be folded quickly and is fixed by adopting a quick-release pin, so that the occupied space is reduced.
Further, the double-side clamping tire-removing mechanism 3 comprises a pitching beam frame 301, and the pitching beam frame 301 is rotatably supported on the upright post 102 of the frame structure 1 through a connecting shaft 306; the pitching beam frame 301 is symmetrically hinged with an L-shaped moment arm 305 through a first pin shaft 302, and the pitching beam frame 301 is hinged with an auxiliary pull rod 303 through a second pin shaft 303; the vertical arm of the L-shaped force arm 305 is arranged in parallel with the auxiliary pull rod 303; the L-shaped arm 305 and the tail end of the auxiliary pull rod 303 are hinged with the pressing claw component 4. The double-side clamping and tire-releasing mechanism 3 is a tire-releasing executing mechanism, and in the specific disassembling process, the clamping power device 2 drives the L-shaped force arm 305, and the L-shaped force arm 305 drives the pressing claw assembly 4 so as to realize the clamping and separating actions of the tire through the pressing claw assembly 4. The auxiliary pull rod 303 and the L-shaped force arm 305 are used for transmitting the motion of the clamping power device 2 to the pressing claw assembly, and the auxiliary pull rod is a follow-up connecting rod and forms a parallelogram motion with the L-shaped force arm 305, so that the horizontal motion of the pressing claw assembly during working is ensured.
Further, the pressure claw assembly 4 comprises a fixing plate 401, and the fixing plate 401 is hinged at the tail ends of the L-shaped arm 305 and the auxiliary pull rod 303 of the double-side clamping and tire removing mechanism 3; a sleeve 402 is fixed at the bottom end of the fixing plate 401, a nut sleeve 403 is rotatably installed at the end of the sleeve 402, the nut sleeve 403 and a screw rod 404 penetrating through the sleeve 402 form threaded transmission fit, and an arc-shaped pressing claw 406 is fixed at the inner end of the screw rod 404 through a connecting plate 407; a handle 405 for driving the nut sleeve 403 to rotate is fixed on the outer wall of the nut sleeve 403. The pressing claw assembly 4 is used for directly contacting and clamping the tire. Moreover, the nut sleeve 403 is driven by rotating the handle 405, the screw 404 is driven by the nut sleeve 403, and the arc-shaped pressing claws 406 are driven by the screw 404, so that the distance between the adjacent arc-shaped pressing claws 406 is adjusted, the pressing of tires with different sizes is adapted, and the flexibility of use is enhanced.
Further, a guide groove 409 is formed in the screw rod 404, and the guide groove 409 forms a sliding guide fit with a guide screw 408 fixed on the sleeve 402, so that the screw rod 404 keeps horizontally extending and sliding in the jacking process. The screw 404 is prevented from rotating during the linear movement by the linear guide engagement described above.
Further, the clamping power device 2 comprises an oil cylinder fixing seat 201 fixed at the middle part of the bottom end of the pitching beam frame 301 of the double-side clamping and tire-removing mechanism 3, a clamping oil cylinder 202 is fixed at the top of the oil cylinder fixing seat 201, a top cross rod 204 is fixed at the top end of a first piston rod 203 of the clamping oil cylinder 202, two ends of the top cross rod 204 are hinged with a connecting rod 205, and the other end of the connecting rod 205 is hinged with an L-shaped force arm 305 of the double-side clamping and tire-removing mechanism 3. The clamping power means 2 can be used to provide the clamping power. In the working process, the clamping cylinder 202 drives the first piston rod 203, the first piston rod 203 drives the top cross rod 204, the top cross rod 204 synchronously drives the connecting rod 205, and the connecting rod 205 drives the L-shaped force arm 305.
Further, the pitching device 8 comprises a first hinge seat 801, the first hinge seat 801 is fixed at the top of the bottom frame 103 of the rack structure 1, a pitching cylinder 802 is hinged on the first hinge seat 801, the end of a second piston rod 803 of the pitching cylinder 802 is hinged to an ear plate 803, and the ear plate 803 is fixed on the outer wall of the pitching beam frame 301 of the double-side clamping and tire removing mechanism 3; the ear plate 803 is in locking engagement with an aperture plate fixed to the upright 102 of the frame structure 1 by means of a locking pin 805. The pitching device 8 is used for adjusting the inclination angle of the double-side clamping and tire-removing mechanism 3, so that the tire-removing mechanism is suitable for tires with different sizes and models. In the working process, the ear plate 803 is driven by the pitch cylinder 802, and the pitch beam frame 301 is driven by the ear plate 803 to rotate around the corresponding connecting shaft 306.
Further, the workbench structure 7 includes side plate frameworks 704 which are symmetrically arranged, the side plate frameworks 704 are hinged on the second hinge seat 701 of the rack structure 1, different parts of the tops of the side plate frameworks 704 are provided with clamping grooves 706, and the movable rollers 702 and the tapered rollers 703 are selectively positioned and supported on the clamping grooves 706; the end of the head of the side plate frame 704 is provided with a sloping plate 705. The platform structure 7 described above is mainly used to support the placing wheels. The tires are conveniently pushed to the work surface by the ramp 705. The conical roller, the turning roller and the movable roller are convenient for adjusting the position of the tire in situ. The wheels with different gears are adapted by turning the roller to different placing positions.
Further, the radial adjusting mechanism 6 includes a radial adjusting cylinder 601, the radial adjusting cylinder 601 is hinged to the frame structure 1 through a third hinge seat 602, the end of a piston rod of the radial adjusting cylinder 601 is hinged to a roller mounting bracket 604, a nylon roller 603 is installed at the top end of the roller mounting bracket 604, and the bottom end of the roller mounting bracket 604 is hinged to the frame structure 1 through a fourth hinge seat 605. The turning angle of the radial adjusting mechanism 6 can be controlled, and then the nylon roller 603 is guaranteed to compress the tire. The nylon idler wheel can rotate around the idler wheel shaft.
Further, the hydraulic control device 5 comprises a hydraulic control cabinet 502, a hydraulic pump is installed inside the hydraulic control cabinet 502, the hydraulic pump is connected with a hand lever 504 and used for providing hydraulic oil, a control valve rod 503 used for controlling a hydraulic oil path is arranged on the hydraulic control cabinet 502, and an electric control box 501 is arranged on the side of the hydraulic control cabinet 502; the electric control box 501 is connected through a handheld controller.
Preferably, the tire dismounting device adopts hydraulic assistance and is provided with two sets of independent pressure sources, one set of pressure source is a pressure source which is provided with pressure by a hand pump, the pressure is provided for a system under the condition of no power supply, and manual control is adopted; one set is a pressure source with pressure provided by an electric hydraulic oil pump and adopts electric control.
The operation of the tire dismounting device is mainly completed by operating a knob on an electric control box or a handle on a handheld controller.
Example 2:
referring to fig. 6-7, a method of tire removal using a wheel tire removal apparatus, comprising the steps of:
tire disassembly then proceeds, electric mode:
step one, taking out the handheld controller and switching on a power supply, and turning on a 'handheld controller power-on switch' knob and a 'motor power-on switch' knob of the hydraulic control device 5:
secondly, pulling a 'decomposition' handle on the hand-held controller to enable the handle to be positioned in a 'loosening' direction, expanding the pressing claw assembly 4 to the maximum position, and loosening the handle;
thirdly, adjusting the positions of the movable roller 702 and the conical roller 703 of the workbench structure 7 according to the size of the airplane wheel;
step four, slowly pushing the airplane wheel onto the workbench structure 7:
fifthly, according to the wheel diameter, the heights of the radial adjusting mechanism 6 and the pressing claw component 4 are adjusted through a pitching adjusting handle, a decomposing handle and a radial positioning adjusting handle on the handheld controller, so that a roller at the end part of the radial adjusting mechanism 6 is enabled to be propped against the tire tread, the inner arc surface of the pressing claw component 4 of the double-side clamping and tire-removing mechanism 3 is close to the outer arc surface of the wheel hub, and the handle is loosened;
step six, pulling a 'decomposition' handle on the hand-held controller to enable the 'decomposition' handle to be located at a 'clamping' position; the pressure claw component 4 of the double-side clamping and tire-releasing mechanism 3 retracts inwards, and when the distance between the flange of the pressure claw component 4 and the side surface of the tire is 10-15mm, the handle is loosened;
step seven, observing the relative positions of the flange of the pressing claw component 4, the tire side and the hub, and if the flange of the pressing claw component 4 is far away from the joint of the tire and the hub or has an interference tendency with the hub, re-radially adjusting the height of the mechanism 6 and the pressing claw component 4;
step eight, if not, pulling a 'decomposition' handle on the hand-held controller to enable the 'decomposition' handle to be positioned at a 'clamping' position; clamping the two sides of the tire until the joint is separated, loosening the handle, and observing the separation condition of the pressure point and the whole tire;
step nine, pulling a 'decomposition' handle on the hand-held controller to enable the 'decomposition' handle to be located at a 'loose' position; loosening the clamped pressing claw assembly 4, pushing the tire to rotate in situ, replacing another point for pressurization and separation until the tire is basically separated from the hub bonding surface, and performing hub decomposition and taking-down work;
and step ten, pulling a 'disassembling' handle on the hand-held controller to enable the handle to be located at a 'loosening' position, loosening the clamped press claw assembly 4 and rolling off the tire.
Tire assembly is then performed, electric mode:
a) Taking out the handheld controller and switching on a power supply, and turning on a knob of a 'handheld controller power-on switch' and a knob of a 'motor power-on switch' on the electrical control box;
b) Pulling a 'decomposition' handle on the handheld controller to enable the handle to be positioned in a 'loosening' direction, opening the pressing claw to the maximum position, and loosening the handle;
c) Adjusting the position of a turnover roller or a movable roller of the workbench according to the size of the airplane wheel;
d) Slowly pushing the tire onto a workbench, adjusting the heights of a radial adjusting mechanism and a pressing claw component through a pitching adjusting handle, a decomposing handle and a radial positioning adjusting handle on a handheld controller according to the diameter of the tire, enabling a roller at the end part of the radial adjusting mechanism to prop against the tire tread of the tire, clamping the inner cambered surface of the pressing claw component of the tire releasing mechanism at two sides to be close to the outer cambered surface of the hub, and loosening the handle;
e) Pulling a 'decomposition' handle on the hand-held controller to enable the handle to be positioned at a 'clamping' position; the pressing claw components of the double-side clamping and tire-releasing mechanism are retracted inwards, the pressing claw components are adjusted to clamp the side surface of the tire, the position which is about 150mm away from the tire tread of the tire is clamped, and the handle is loosened;
f) Taking out the tire assembling mechanism and the two positioning pins;
g) Loading the hub on one side, aligning and placing the hub on the other side, and aligning bolt holes on the hubs on the two sides;
h) Two positioning pins penetrate through two bolt holes at an interval of 180 degrees to position the hubs at two sides;
i) The 'assembly' handle on the handheld controller is pulled, the clamping actuating cylinder of the tire assembly mechanism is completely extended out, and the handle is loosened;
j) Inserting a simple piston rod of a tire assembling mechanism from the hub part to clamp, and installing a clamping disc from the other side of the hub;
k) Pulling an assembly handle on the hand-held controller to be positioned at a clamping position, recovering a clamping actuating cylinder of the tire assembly mechanism, inwards tightening clamping discs at two sides, tightly combining two half wheels, and loosening a button;
l) 4 hub connecting bolts are arranged at intervals of 90 degrees, the positioning pin is taken down, the other bolts are arranged in sequence,
m) pulling an assembly handle on the hand-held controller to enable the assembly handle to be positioned at a loose position, and simply extending the clamping action of the tire assembly mechanism;
n) taking down the clamping plug, taking out the clamping disc at one side, drawing out the piston rod of the clamping actuator cylinder from the shaft hole of the hub, and taking down the clamping disc at the other side;
o) wrenching an assembly handle on the hand-held controller to enable the assembly handle to be positioned at a clamping position, and completely recovering a clamping actuator cylinder piston rod of the tire assembly mechanism:
p) pulling a 'decomposition' handle on the hand-held controller to enable the handle to be located at a 'loose' position, loosening the pressing claw assembly and rolling down the tire.
Tire disassembly then proceeds, manual mode:
and in the case of no power supply or emergency, the tire is disassembled manually.
a) Pulling "decompose hydro-cylinder" handle to "pine" position, waveing hand pump handle, two side clamping mechanism press the claw and open to the maximum position, stop to wave hand pump, loosen "decompose hydro-cylinder" handle:
b) Adjusting the position of a turnover roller or a movable roller of the workbench according to the size of the airplane wheel;
c) Slowly pushing the airplane wheel onto a workbench;
d) According to the wheel diameter, the heights of a radial adjusting mechanism and a pressing claw component are adjusted by operating a handle of a radial oil cylinder, a handle of a pitching oil cylinder and a hand pump, so that a roller of the radial adjusting mechanism is pressed against the tire tread, the inner arc surfaces of the pressing claws of the tire release mechanism are clamped at two sides and close to the outer arc surfaces of a wheel hub, and the handle is loosened;
e) Operating a handle of the 'decomposition oil cylinder' and turning to the 'clamp' position, and shaking a handle of the hand pump; the pressing claws of the double-side clamping and tire-removing mechanism are retracted inwards, when the distance between the flange of the pressing claw and the side surface of the tire is about 10mm, the hand-operated pump is stopped to be shaken, and the handle of the 'decomposition oil cylinder' is loosened;
f) Observing the relative positions of the pressing claw flange, the side surface of the tire and the hub, and if the pressing claw flange is far away from the joint of the tire and the hub or has an interference tendency with the hub, readjusting the radial adjusting mechanism and the height of the pressing claw;
g) Continuing to clamp the tire inwards until the joint is separated, stopping shaking the hand pump, loosening the handle of the 'decomposition oil cylinder', and observing the separation condition of the pressed point and the whole tire;
h) If the tire is basically separated from the hub bonding surface, the hub can be disassembled and taken down, the handle of the disassembling oil cylinder is pulled to a loose position, the hand-operated pump is shaken, the clamping pressing claw is completely loosened, the handle of the disassembling oil cylinder is loosened, and the tire is pushed away;
i) Otherwise, the handle of the 'decomposition oil cylinder' is pulled to the 'loose' position, the hand-operated pump is shaken, the clamping pressing claw is slightly loosened, the handle of the 'decomposition oil cylinder' is loosened, the tire is pushed to rotate in situ, another point is replaced, pressurization is carried out again until the tire is basically separated from the bonding surface of the wheel \37208208, and the wheel hub is decomposed and taken down.
Tire assembly then, manual mode:
in the absence of a power supply or in an emergency, the tires are assembled manually.
a) Pulling a handle of a decomposition oil cylinder to a loosening position, shaking a handle of a hand-operated pump, expanding a pressure claw of the double-side clamping and tire-removing mechanism to a maximum position, stopping shaking the hand-operated pump, and loosening a handle for pressurizing and separating;
b) Adjusting the position of a turnover roller or a movable roller of the workbench according to the size of the airplane wheel;
c) Slowly pushing the tire onto a workbench, respectively operating a radial cylinder handle, a pitching cylinder handle and a hand pump according to the wheel diameter to enable a roller of a radial adjusting mechanism to prop against the tire tread, clamping the inner cambered surfaces of the press claws of the tire releasing mechanism at two sides to be close to the outer cambered surfaces of the hub, and loosening the handles;
d) Then, a handle of the 'decomposition oil cylinder' is operated, the hand-operated pump handle is turned to the 'clamping' position, the pressing claw of the double-side clamping and tire-releasing mechanism is retracted inwards, when the distance between the flange of the pressing claw and the side surface of the tire is about 10mm, the hand-operated pump is stopped to be turned, and the handle of the 'decomposition oil cylinder' is loosened;
e) Observing the relative positions of the pressure claw flanges and the side surface of the tire and the hub, and if the pressure claw flanges are too close to the joint of the tire and the hub or have interference tendency with the hub, readjusting the radial positioning mechanism and the pressure claw height, wherein the pressure claws are required to be adjusted to be clamped on the side surface of the tire and be about 150mm away from the tire tread;
f) Taking out the tire assembling mechanism and the two positioning pins;
g) Loading the hub on one side, aligning and placing the hub on the other side, and aligning bolt holes on the hubs on the two sides;
h) Two positioning pins penetrate through two bolt holes at 180-degree intervals to position hubs on two sides;
i) Pulling a handle of an assembling oil cylinder to a loose position, shaking a handle of a hand-operated pump to extend a clamping actuating cylinder of the tire assembling equipment to the maximum extent, and loosening a handle of a hub clamping;
j) Inserting a clamping actuating mechanism of the tire assembling mechanism from the hub part, installing a clamping disc from the other side of the hub, and limiting the clamping disc by inserting a clamp;
k) Pulling a handle of an assembly oil cylinder to a clamping position, shaking a handle of a hand pump to recover a clamping actuating cylinder of the tire assembly mechanism, inwards tightening clamping discs on two sides, tightly combining two half hubs, and loosening the handle of the assembly oil cylinder;
l) installing 4 hub connecting bolts at intervals of 90 degrees and pre-tightening, taking down the positioning pins, and sequentially installing the other bolts;
m) pulling a handle of the 'assembling oil cylinder' to a 'loose' position hood, shaking a handle of the hand pump, extending a clamping actuating cylinder of the tire assembling equipment, and loosening the handle of the 'assembling oil cylinder';
n) taking down the clamping plug, taking out the clamping disc at one side, drawing out the clamping actuating cylinder from the shaft hole of the hub, and taking down the clamping disc at the other side;
o) pulling the handle of the 'assembling oil cylinder' to the 'clamping' position, shaking the handle of the hand pump, assembling the tire, recovering all clamping actions and loosening the handle of the 'assembling oil cylinder'.

Claims (10)

1. Wheel tire dismounting device, its characterized in that: the tire pressing machine comprises a rack structure (1), wherein a bilateral clamping and tire releasing mechanism (3) is rotatably arranged at the top of the rack structure (1), and a pressing claw assembly (4) for pressing a wheel tire is arranged at the tail end of the bilateral clamping and tire releasing mechanism (3); the double-side clamping and tire-removing mechanism (3) is connected with a clamping power device (2) for providing pressing power; a pitching device (8) for adjusting a pitching angle is arranged between the frame structure (1) and the bilateral clamping tire-removing mechanism (3); a workbench structure (7) for bearing the airplane wheel is arranged in the middle of the front side of the frame structure (1); a radial adjusting mechanism (6) for adjusting the radial position of the airplane wheel is arranged in the middle of the frame structure (1) and on the side of the workbench structure (7); the clamping power device (2), the pitching device (8) and the radial adjusting mechanism (6) are connected with a hydraulic control device (5) arranged on the frame structure (1).
2. The tire wheel dismounting device according to claim 1, characterized in that: the frame structure (1) comprises a bottom frame (103), walking wheels (105) are mounted at four corners of the bottom frame (103), lifting support legs (104) for adjusting the height of the bottom frame (103) are fixedly mounted on four outer side walls of the bottom frame (103), upright columns (102) are symmetrically fixed at the top of the bottom frame (103), and the double-side clamping tire-removing mechanism (3) is rotatably supported between the tops of the upright columns (102); a traction rod (101) is hinged on one of the outer walls of the bottom frame (103).
3. The tire wheel dismounting device according to claim 1, characterized in that: the double-side clamping tire-removing mechanism (3) comprises a pitching beam frame (301), and the pitching beam frame (301) is rotatably supported on an upright post (102) of the frame structure (1) through a connecting shaft (306); the pitching beam frame (301) is symmetrically hinged with L-shaped moment arms (305) through a first pin shaft (302), and the pitching beam frame (301) is hinged with an auxiliary pull rod (303) through a second pin shaft (303); the vertical arm of the L-shaped force arm (305) is arranged in parallel with the auxiliary pull rod (303); the L-shaped arm (305) and the tail end of the auxiliary pull rod (303) are hinged with the pressing claw component (4).
4. The wheel tire dismounting device of claim 3, wherein: the pressing claw assembly (4) comprises a fixing plate (401), and the fixing plate (401) is hinged to the tail ends of an L-shaped force arm (305) and an auxiliary pull rod (303) of the bilateral clamping and tire removing mechanism (3); a sleeve (402) is fixed at the bottom end of the fixing plate (401), a nut sleeve (403) is rotatably installed at the end part of the sleeve (402), the nut sleeve (403) and a screw rod (404) penetrating through the sleeve (402) form thread transmission fit, and an arc-shaped pressing claw (406) is fixed at the inner end of the screw rod (404) through a connecting plate (407); a handle (405) for driving the nut sleeve (403) to rotate is fixed on the outer wall of the nut sleeve.
5. The tire wheel dismounting device according to claim 4, characterized in that: a guide groove (409) is formed in the screw rod (404), the guide groove (409) and a guide screw (408) fixed on the sleeve (402) form sliding guide fit, and the screw rod (404) keeps horizontal telescopic sliding in the jacking process.
6. The tire wheel dismounting device according to claim 1, characterized in that: the clamping power device (2) comprises an oil cylinder fixing seat (201) fixed in the middle of the bottom end of a pitching beam frame (301) of the bilateral clamping tire-removing mechanism (3), a clamping oil cylinder (202) is fixed at the top of the oil cylinder fixing seat (201), a top cross rod (204) is fixed at the top end of a first piston rod (203) of the clamping oil cylinder (202), connecting rods (205) are hinged to two ends of the top cross rod (204), and the other end of each connecting rod (205) is hinged to an L-shaped force arm (305) of the bilateral clamping tire-removing mechanism (3).
7. The tire wheel dismounting device according to claim 1, characterized in that: the pitching device (8) comprises a first hinge seat (801), the first hinge seat (801) is fixed to the top of the bottom frame (103) of the rack structure (1), a pitching oil cylinder (802) is hinged to the first hinge seat (801), the tail end of a second piston rod (803) of the pitching oil cylinder (802) is hinged to an ear plate (803), and the ear plate (803) is fixed to the outer wall of a pitching beam frame (301) of the double-side clamping tire-removing mechanism (3); the lug plate (803) is matched with a hole plate fixed on the upright post (102) of the frame structure (1) in a positioning way through a locking pin (805).
8. The tire wheel dismounting device according to claim 1, characterized in that: the workbench structure (7) comprises side plate frameworks (704) which are symmetrically arranged, the side plate frameworks (704) are hinged to a second hinge seat (701) of the rack structure (1), clamping grooves (706) are machined in different parts of the top of the side plate frameworks (704), and movable rollers (702) and conical rollers (703) are selectively positioned and supported on the clamping grooves (706); the tail end of the head part of the side plate framework (704) is provided with a sloping plate (705).
9. The tire wheel dismounting device according to claim 1, characterized in that: the radial adjusting mechanism (6) comprises a radial adjusting oil cylinder (601), the radial adjusting oil cylinder (601) is hinged to the rack structure (1) through a third hinge seat (602), the tail end of a piston rod of the radial adjusting oil cylinder (601) is hinged to a roller mounting rack (604), a nylon roller (603) is mounted at the top end of the roller mounting rack (604), and the bottom end of the roller mounting rack (604) is hinged to the rack structure (1) through a fourth hinge seat (605);
the hydraulic control device (5) comprises a hydraulic control cabinet (502), a hydraulic pump is installed inside the hydraulic control cabinet (502), the hydraulic pump is connected with a hand-operated lever (504) and used for providing hydraulic oil, a control valve rod (503) used for controlling a hydraulic oil way is arranged on the hydraulic control cabinet (502), and an electric control box (501) is arranged on the side edge of the hydraulic control cabinet (502);
the electric control boxes (501) are connected through a handheld controller.
10. A method of tire removal using the tire wheel removal apparatus of any one of claims 1-9, comprising the steps of:
step one, taking out the handheld controller and switching on a power supply, and turning on a 'handheld controller power-on switch' knob and a 'motor power-on switch' knob of a hydraulic control device (5):
secondly, pulling a 'decomposition' handle on the hand-held controller to enable the handle to be positioned in a 'loosening' direction, stretching the pressing claw assembly (4) to the maximum position, and loosening the handle;
thirdly, adjusting the positions of a movable roller (702) and a conical roller (703) of the workbench structure (7) according to the size of the airplane wheel;
step four, slowly pushing the airplane wheel onto the workbench structure (7):
fifthly, adjusting the heights of the radial adjusting mechanism (6) and the pressing claw component (4) through a pitching adjusting handle, a decomposing handle and a radial positioning adjusting handle on the handheld controller according to the wheel diameter, enabling a roller at the end part of the radial adjusting mechanism (6) to prop against the tire tread, enabling the inner arc surface of the pressing claw component (4) of the double-side clamping and tire-removing mechanism (3) to be close to the outer arc surface of the wheel hub, and loosening the handle;
step six, pulling a 'decomposition' handle on the hand-held controller to enable the 'decomposition' handle to be located at a 'clamping' position; the claw pressing component (4) of the double-side clamping and tire removing mechanism (3) retracts inwards, and when the distance between the flange of the claw pressing component (4) and the side surface of the tire is 10-15mm, the handle is loosened;
step seven, observing the relative positions of the flange of the pressing claw component (4) and the tire side and the hub, and if the flange of the pressing claw component (4) is far away from the joint of the tire and the hub or has an interference tendency with the hub, radially adjusting the height of the mechanism (6) and the pressing claw component (4) again;
step eight, if not, pulling a 'decomposition' handle on the hand-held controller to enable the 'decomposition' handle to be positioned at a 'clamping' position; clamping the two sides of the tire until the joint is separated, loosening the handle, and observing the separation condition of the pressure point and the whole tire;
step nine, pulling a 'decomposition' handle on the hand-held controller to enable the 'decomposition' handle to be located at a 'loose' position; loosening the clamped pressing claw assembly (4), pushing the tire to rotate in situ, replacing another point for pressurization and separation until the tire is basically separated from the hub bonding surface, and performing hub decomposition and taking down work;
and step ten, pulling a 'decomposition' handle on the hand-held controller to enable the handle to be located at a 'loose' position, loosening the clamped pressing claw assembly (4), and rolling down the tire.
CN202210950901.1A 2022-08-09 2022-08-09 Device and method for dismounting tire of airplane wheel Pending CN115447326A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210950901.1A CN115447326A (en) 2022-08-09 2022-08-09 Device and method for dismounting tire of airplane wheel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210950901.1A CN115447326A (en) 2022-08-09 2022-08-09 Device and method for dismounting tire of airplane wheel

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Publication Number Publication Date
CN115447326A true CN115447326A (en) 2022-12-09

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Country Link
CN (1) CN115447326A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203449862U (en) * 2013-02-01 2014-02-26 中国航空工业集团公司西安飞机设计研究所 Separating device of aircraft tire hub
CN105480034A (en) * 2016-02-02 2016-04-13 华德宝机械（昆山）有限公司 Automatic disassembling machine for tires
CN108284718A (en) * 2018-02-10 2018-07-17 西安飞豹科技有限公司 A kind of periderm of generalization intelligence aero tyre and wheel hub separation equipment
CN209972076U (en) * 2019-06-05 2020-01-21 中国人民解放军92098部队 Vertical tire-removing device for tire
CN113524990A (en) * 2021-08-10 2021-10-22 沈阳飞研航空设备有限公司 Electric tyre detacher for airplane
CN218084963U (en) * 2022-08-09 2022-12-20 凌云(宜昌)航空装备工程有限公司 Wheel tire dismounting device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203449862U (en) * 2013-02-01 2014-02-26 中国航空工业集团公司西安飞机设计研究所 Separating device of aircraft tire hub
CN105480034A (en) * 2016-02-02 2016-04-13 华德宝机械（昆山）有限公司 Automatic disassembling machine for tires
CN108284718A (en) * 2018-02-10 2018-07-17 西安飞豹科技有限公司 A kind of periderm of generalization intelligence aero tyre and wheel hub separation equipment
CN209972076U (en) * 2019-06-05 2020-01-21 中国人民解放军92098部队 Vertical tire-removing device for tire
CN113524990A (en) * 2021-08-10 2021-10-22 沈阳飞研航空设备有限公司 Electric tyre detacher for airplane
CN218084963U (en) * 2022-08-09 2022-12-20 凌云(宜昌)航空装备工程有限公司 Wheel tire dismounting device

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