CN115676687A - Special equipment for assembling rear lower frame of vertical tail wing of airplane - Google Patents
Special equipment for assembling rear lower frame of vertical tail wing of airplane Download PDFInfo
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- CN115676687A CN115676687A CN202211431761.3A CN202211431761A CN115676687A CN 115676687 A CN115676687 A CN 115676687A CN 202211431761 A CN202211431761 A CN 202211431761A CN 115676687 A CN115676687 A CN 115676687A
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- turnover
- lifting
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- vertical tail
- grabbing
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Abstract
The invention provides special equipment for dismounting a vertical tail of an airplane after assembly, and belongs to the technical field of aviation equipment. The special equipment comprises a moving mechanism, a turnover mechanism, a grabbing and lifting mechanism and a control system. After the vertical tail wing of the airplane is assembled, a product is taken out of the tooling type frame to be below the frame and is transferred to a next station; manpower resources are greatly saved, at least 6 persons are needed for cooperative operation in conventional hoisting and lowering, and the lowering equipment can be operated by only 2 persons, so that 67% of persons are saved. The equipment is time-saving and labor-saving, and potential hidden dangers of product damage and personnel safety are greatly reduced.
Description
Technical Field
The invention belongs to the technical field of aviation equipment, and relates to special equipment for dismounting a vertical tail after being assembled, which is used for transferring the vertical tail after being assembled to a lower frame from a vertical tail assembly jig and transferring the vertical tail to a next station for use, and can be used for dismounting the vertical tail under the conditions of time saving, labor saving and safety.
Background
After the assembly of the vertical tail of the airplane is completed, the product needs to be taken out of the tooling fixture to be placed under the fixture for subsequent assembly. The conventional way is usually to manually remove and lift the lower rack. The vertical tail box of the C919 large passenger aircraft has the length of about 8.7 meters, the width of about 3 meters and the total weight of about 420KG. Manual removal is not possible based on the product size and weight. If adopt the handling mode, 6 people at least need carry out the cooperation, and the handling undercarriage in-process, the wobbling condition can appear in the product, has caused the hidden danger to operating personnel safety and product quality.
Disclosure of Invention
In order to solve the problems, the invention provides special equipment for taking off the assembled vertical tail of the airplane from the rack, wherein the equipment is used for taking out a product from a tooling fixture to the lower part of the rack and transferring the product to the next station after the vertical tail of the airplane is assembled. The equipment is time-saving and labor-saving, and potential hidden dangers of product damage and personnel safety are greatly reduced.
The technical scheme of the invention is as follows:
a special device for dismounting a vertical tail of an airplane after assembly comprises a moving mechanism 1, a turnover mechanism 2, a grabbing and lifting mechanism 3 and a control system.
The moving mechanism 1 comprises a moving platform, four universal wheels 4, a foot support, a laser indicator 5 and an indicator lamp 6. Wherein, four universal wheels 4 are respectively arranged at four corners of the mobile platform; each castor 4 has a motor and a drive. Each universal wheel 4 consists of a plurality of rollers which are 45 degrees with each other, and each roller is connected on the circumferential surface of the universal wheel through a shaft and can automatically rotate around the shaft. The resultant movement of each castor moves the translation mechanism in various directions, including 3 orthogonal motions and 1 rotational motion.
The turnover mechanism 2 comprises a turnover frame 8, a turnover shaft 9, a turnover connecting rod 12, a turnover driving motor 11, a turnover lead screw 10 and a turnover lead screw guide rail. Wherein, an upset lead screw guide rail is respectively installed to moving platform both sides, and two upset lead screws 10 are installed in the upset lead screw guide rail, and all are connected with upset driving motor 11. The turnover frame 8 is of a frame structure, and the lower end of the turnover frame is connected with a moving platform of the moving mechanism 1 through a turnover shaft 9; two sides of the turning frame 8 are respectively hinged with one end of a turning connecting rod 12, and the other ends of the two turning connecting rods 12 are respectively connected with two turning screw rods 10 in a thread fit manner. The two turnover screws 10 are driven to rotate by the turnover driving motor 11, so that the turnover connecting rod 12 is driven to move, and the product is converted from a vertical state into a horizontal state under the driving of the turnover frame 8 to prepare for subsequent station conversion.
The grabbing and lifting mechanism 3 is responsible for connecting the vertical tail assembly and taking the vertical tail assembly out of the fixture. The gripping and lifting mechanism 3 includes a lifting screw 13, a lifting drive motor 14, a connector 15, a supporter 16, and a gripping and lifting frame 19. Wherein, the ascending screw 13 is vertically arranged, two ends of the ascending screw are arranged in the middle of the turnover frame, and the ascending screw is driven to rotate by an ascending driving motor 14 arranged at the top end of the turnover frame. The left side and the right side of the turnover frame are provided with vertical slide rails 17, the grabbing and lifting frame 19 is installed on the vertical slide rails 17, the middle part of the grabbing and lifting frame is connected with the lifting screw rod 13 in a threaded fit mode, and lifting is achieved under the driving of the lifting driving motor. The connector 15 is arranged at the top end of the grabbing and lifting frame 19 and is connected with the product lifting connector through a bolt. The connector 15 is provided with two sets of roller and rail mechanisms 18 which are movable in the horizontal direction as well as in the vertical product direction to ensure stress-free connection of the connection mechanisms. The supporting devices 16 are arranged at the left end and the right end of the grabbing and lifting frame 19 and are used for being attached to the outer surface of a product after the product is connected, and the product is prevented from moving.
The control system is located inside the mobile platform and used for controlling the mobile platform to move, controlling the indicator light and the laser indicator to operate, controlling the overturning driving motor to work to overturn the overturning frame and controlling the lifting driving motor to work to lift the grabbing frame.
When in use, the equipment is accurately moved to a fixed position through the moving mechanism 1; after the equipment is in place, the grabbing and lifting mechanism 3 is lifted to a specified height; connecting the grabbing mechanism 3 with a hoisting joint on a front beam of the vertical tail wing through a positioning pin; after the connection is finished, loosening all connections used for positioning of the vertical tail fin and the assembly tool; the moving mechanism 1 loads products and moves to a safe area, and the vertical tail wing assembly is transferred to a horizontal state on the equipment under the action of the turnover mechanism 2; the vertical tail is transferred to the next station by the moving mechanism 1 for subsequent work.
The invention has the beneficial effects that: the equipment greatly saves human resources, at least 6 persons are required for cooperative operation in conventional hoisting and lowering, and only 2 persons are required for operation, so that 67% of persons are saved. In addition, in the lifting process, the vertical tail assembly can shake in the tool fixture frame, so that great damage risks exist to products, and meanwhile, certain hidden dangers exist for the safety of operators.
Drawings
Fig. 1 is a structural schematic diagram of special equipment for the lower frame after the vertical tail wing is assembled.
Fig. 2 is a schematic structural view of the moving mechanism.
Fig. 3 is a schematic view of the turnover mechanism.
Fig. 4 is a schematic structural view of the grasping mechanism.
Fig. 5 is a partial enlarged view of the connector.
In the figure: 1 a moving mechanism; 2, turning over the mechanism; 3, a grabbing and lifting mechanism; 4, universal wheels; 5 a laser pointer; 6 an indicator light; 7 hydraulic manual pump; 8, overturning the frame; 9, turning over a shaft; 10, turning the lead screw; 11 turning over the driving motor; 12 turning over the connecting rod; 13 lifting the lead screw; 14 a lift drive motor; 15 a connector; 16 a support; 17 a vertical guide rail; 18 roller and rail mechanisms; 19 grip the frame.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the present invention is further described below with reference to the accompanying drawings in combination with the embodiments so that those skilled in the art can implement the present invention by referring to the description, and the scope of the present invention is not limited to the embodiments.
As shown in figure 1, the special equipment for the after-assembly lower frame of the vertical tail wing of the airplane comprises a moving mechanism 1, a turnover mechanism 2, a grabbing and lifting mechanism 3 and a control system.
As shown in fig. 2, the moving mechanism 1 includes a moving platform, four universal wheels 4, a foot support, a laser pointer 5, and an indicator lamp 6. Wherein, the four universal wheels 4 are respectively arranged at four corners of the mobile platform; each castor 4 has a motor and a drive. Each universal wheel 4 consists of a plurality of rollers which are 45 degrees with each other, and each roller is connected on the circumferential surface of the universal wheel through a shaft and can automatically rotate around the shaft. The resultant movement of each castor moves the translation mechanism in various directions, including 3 orthogonal motions and 1 rotational motion.
As shown in fig. 3, the turnover mechanism 2 includes a turnover frame 8, a turnover shaft 9, a turnover link 12, a turnover drive motor 11, a turnover screw 10, and a turnover screw guide rail. Wherein, an overturning lead screw guide rail is respectively installed on both sides of the mobile platform, and two overturning lead screws 10 are installed in the overturning lead screw guide rails and are connected with an overturning driving motor 11. The turnover frame 8 is of a frame structure, and the lower end of the turnover frame is connected with a moving platform of the moving mechanism 1 through a turnover shaft 9; two sides of the turning frame 8 are respectively hinged with one end of a turning connecting rod 12, and the other ends of the two turning connecting rods 12 are respectively connected with two turning screw rods 10 in a thread fit manner. The two turnover screws 10 are driven to rotate by the turnover driving motor 11, so that the turnover connecting rod 12 is driven to move, and the product is converted from a vertical state into a horizontal state under the driving of the turnover frame 8 to prepare for subsequent station conversion.
As shown in fig. 4, the gripping mechanism 3 includes a lifting screw 13, a lifting drive motor 14, a connector 15, a supporter 16, and a gripping frame 19. Wherein, the ascending screw 13 is vertically arranged, two ends of the ascending screw are arranged in the middle of the turnover frame, and the ascending screw is driven to rotate by an ascending driving motor 14 arranged at the top end of the turnover frame. The left side and the right side of the turnover frame are provided with vertical slide rails 17, the grabbing and lifting frame 19 is installed on the vertical slide rails 17, the middle part of the grabbing and lifting frame is connected with the lifting screw 13 in a threaded fit mode, and lifting is achieved under the driving of the lifting driving motor. The connector 15 is arranged at the top end of the grabbing and lifting frame 19 and is connected with the product hoisting connector through a bolt. The connector 15 is provided with two sets of roller and rail mechanisms 18 which are movable in the horizontal direction as well as in the vertical product direction to ensure stress-free connection of the connection mechanisms. The supporting devices 16 are installed at the left end and the right end of the grabbing and lifting frame 19, lift together with the grabbing and lifting frame 19, and are used for being attached to the outer surface of a product after the product is connected, so that the product is prevented from moving.
The control system is located inside the mobile platform and used for controlling the mobile platform to move, controlling the indicator light and the laser indicator to operate, controlling the overturning driving motor to work to overturn the overturning frame and controlling the lifting driving motor to work to lift the grabbing frame.
When carrying out the product undercarriage, the operator drives universal wheel 4 and drives moving platform and remove to the undercarriage position, and when the vehicle surpassed the undercarriage position, equipment can automatic shutdown. When in the correct position, the device will automatically stop, sound an alarm, and the indicator light 6 will flash quickly. At this time, the operator checks whether the laser pointer 5 is within the floor mark. When the position of the moving mechanism is confirmed to be correct, an operator uses the hydraulic manual pump 7 to lower the foot supports so as to ensure that the mechanism cannot move in the process of lowering the shelf and prepare for subsequent work of lowering the shelf.
When the moving mechanism 1 moves to a designated position, the lifting driving motor 14 is controlled to drive the lifting screw 13, so that the grabbing and lifting frame 19 is lifted along the vertical slide rail 17, and when the designated position is reached, the lifting is stopped. Two sets of roller guide rail mechanisms 18 of the adjusting connector 15 are connected with the product hoisting joint by using a plug pin. The support 16 is manually positioned to fully engage the outer surface of the product.
After the grabbing and lifting mechanism 3 is connected with a product, the overturning driving motor 11 is controlled to drive the two overturning lead screws 10 to rotate, so that the overturning connecting rod 12 moves along the overturning lead screw guide rail. The turnover frame 8 is driven to rotate along the turnover shaft 9, so that the product is driven by the turnover frame 8 to be changed from a vertical state to a horizontal state. The operator drives the universal wheels 4 to move the mobile platform to the next station.
The invention has been applied to vertical tails 10002, 10106, 10107 and 10108; meanwhile, the method has wide application range and can be suitable for similar structure cases.
Claims (8)
1. A special device for lowering an assembled vertical tail of an airplane is characterized by comprising a moving mechanism (1), a turnover mechanism (2), a grabbing and lifting mechanism (3) and a control system;
the moving mechanism (1) comprises a moving platform and four universal wheels (4); the four universal wheels (4) are respectively arranged at four corners of the mobile platform, and each universal wheel (4) is provided with a motor and a drive;
the turnover mechanism (2) comprises a turnover frame (8), a turnover shaft (9), a turnover connecting rod (12), a turnover driving motor (11), a turnover lead screw (10) and a turnover lead screw guide rail; wherein, both sides of the mobile platform are respectively provided with an overturning lead screw guide rail, and two overturning lead screws (10) are arranged in the overturning lead screw guide rails and are connected with an overturning driving motor (11); the turnover frame (8) is of a frame structure, and the lower end of the turnover frame is connected with a moving platform of the moving mechanism (1) through a turnover shaft (9); two sides of the overturning frame (8) are respectively hinged with one end of an overturning connecting rod (12), and the other ends of the two overturning connecting rods (12) are respectively connected with the two overturning screw rods (10) in a threaded fit manner; the two turnover lead screws (10) are driven to rotate by the turnover driving motor (11), so that the turnover connecting rod (12) is driven to move, the product is converted from a vertical state to a horizontal state under the drive of the turnover frame, and preparation is made for subsequent station conversion;
the grabbing and lifting mechanism (3) is responsible for connecting the vertical tail assembly and taking the vertical tail assembly out of the jig; the grabbing and lifting mechanism (3) comprises a lifting screw rod (13), a lifting driving motor (14), a connector (15), a support (16) and a grabbing and lifting frame (19); the lifting screw rod (13) is vertically arranged in the middle of the turnover frame and is driven to rotate by a lifting driving motor (14) arranged at the top end of the turnover frame; the left side and the right side of the turnover frame are both provided with vertical sliding rails (17), the grabbing and lifting frame (19) is installed on the vertical sliding rails (17), the middle part of the grabbing and lifting frame is connected with the lifting screw rod (13) in a threaded fit manner, and lifting is realized under the driving of a lifting driving motor; the connector (15) is arranged at the top end of the grabbing and lifting frame (19) and is connected with the product lifting connector through a bolt; the supporting devices (16) are arranged at the left end and the right end of the grabbing and lifting frame (19) and are used for being attached to the outer surface of a product after the product is connected, so that the product is prevented from moving;
the control system is located inside the mobile platform and used for controlling the mobile platform to move, controlling the overturning driving motor to work to overturn the frame and controlling the lifting driving motor to work to lift the frame.
2. Special equipment for the after-assembly lowering of the vertical tail of an airplane according to claim 1, characterized in that laser pointers (5) are installed on both the front and rear sides of the moving platform for detecting whether the moving mechanism is in the right position; all be equipped with pilot lamp (6) around moving platform, be used for instructing moving mechanism whether in the correct position when the product is put down.
3. The special equipment for the after-assembly undercarriage of the vertical tail of the airplane as claimed in claim 1 or 2, wherein the bottom of the moving platform is provided with a foot support which is driven to ascend and descend by a hydraulic manual pump (7), and when the position of the moving mechanism is confirmed to be correct, the foot support is descended by the hydraulic manual pump so as to ensure that the special equipment cannot move in the undercarriage process and prepare for the subsequent undercarriage operation.
4. A special device for the after-assembly lowering of the vertical tail of an aircraft according to claim 1 or 2, characterized in that each universal wheel (4) consists of a plurality of rollers at 45 ° to each other, each roller is connected to the circumferential surface of the universal wheel by a shaft and can rotate automatically around the shaft.
5. A special device for the after-assembly lowering of the vertical tail of an aircraft according to claim 3, characterized in that each universal wheel (4) consists of a plurality of 45 ° rollers, each roller is connected to the circumferential surface of the universal wheel by a shaft and can rotate automatically around the shaft.
6. Equipment specific for the after-assembly lowering of the vertical tail of an aircraft according to claim 1, 2 or 5, characterized in that the connector (15) is provided with two sets of roller and rail mechanisms (18) which are movable in the horizontal direction as well as in the vertical product direction to ensure stress-free connection of the connection mechanisms.
7. Equipment specific for the after-assembly lowering of the vertical tail of an aircraft according to claim 3, characterized in that the connector (15) is provided with two sets of roller and rail mechanisms (18) allowing it to move in the horizontal direction as well as in the vertical production direction, in order to ensure a stress-free connection of the connection mechanisms.
8. Equipment specific for the after-assembly lowering of the vertical tail of an aircraft according to claim 4, characterized in that the connector (15) is provided with two sets of roller and rail mechanisms (18) allowing it to move in the horizontal direction as well as in the vertical production direction, in order to ensure a stress-free connection of the connection mechanisms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211431761.3A CN115676687A (en) | 2022-11-16 | 2022-11-16 | Special equipment for assembling rear lower frame of vertical tail wing of airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211431761.3A CN115676687A (en) | 2022-11-16 | 2022-11-16 | Special equipment for assembling rear lower frame of vertical tail wing of airplane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115676687A true CN115676687A (en) | 2023-02-03 |
Family
ID=85053737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211431761.3A Pending CN115676687A (en) | 2022-11-16 | 2022-11-16 | Special equipment for assembling rear lower frame of vertical tail wing of airplane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115676687A (en) |
-
2022
- 2022-11-16 CN CN202211431761.3A patent/CN115676687A/en active Pending
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