CN114871913B

CN114871913B - Processing equipment for airplane lightning protection mechanical system accessories

Info

Publication number: CN114871913B
Application number: CN202210808825.0A
Authority: CN
Inventors: 段泽民; 司晓亮; 叶大伟
Original assignee: Hefei Hangtai Electrophysics Co ltd
Current assignee: Hefei Hangtai Electrophysics Co ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-09-27
Anticipated expiration: 2042-07-11
Also published as: CN114871913A

Abstract

The invention discloses an aircraft lightning protection mechanical system accessory processing device, and particularly relates to the field of lightning protection accessory processing. The invention changes the adjusting range of the angle adjusting mechanism by controlling different degrees of outward expansion of the limiting slide rail, so as to be suitable for polishing and processing workpieces with different curvatures.

Description

Processing equipment for airplane lightning protection mechanical system accessories

Technical Field

The invention relates to the technical field of lightning protection accessory processing, in particular to processing equipment for accessories of an airplane lightning protection mechanical system.

Background

In order to prevent electrical shock injuries to personnel on the fly and ground, to reduce the level of interference caused by repeated contact between parts having different electromotive forces, to prevent the build-up of electrostatic charges, to provide a low impedance path to reduce lightning hazards, to avoid mechanical failure or fire resulting from arcing, to reduce the effects of corona discharge effects, to ground through a low impedance path for effective shielding and radiation protection, all of the components (fuselage, vertical tails, horizontal stabilizers, landing gear … …) and electrical lap joints that make up the skin or envelope of the aircraft are required to be able to transmit high energy when subjected to lightning.

Electrical bonding is a method of joining aircraft lightning protection electromechanical fittings to all other electrically conductive parts and insulating parts with a conductive surface treatment to provide electrical current conduction.

The existing aircraft lightning protection mechanical system electric lapping structure comprises the following steps in the processing process: and paving a copper mesh in the composite material, and polishing the composite material outside the copper mesh in the lap joint area of the composite material and the metal structural part until the copper mesh is exposed, but because common airplane structural parts have certain curvature, only manual polishing can be carried out, and the working efficiency is low.

Disclosure of Invention

The invention provides a processing device for accessories of a lightning protection mechanical system of an airplane, which aims to solve the problems that: the existing processing equipment for the lightning protection mechanical system accessories of the airplane is not convenient for polishing the curved surface of a workpiece.

In order to achieve the purpose, the invention provides the following technical scheme: the processing equipment for the airplane lightning protection mechanical system accessories comprises a fixed table and a rotary table, wherein an electromagnetic adsorption workbench is arranged on one side, close to the rotary table, of the fixed table, a positioning groove is formed in the electromagnetic adsorption workbench, a workpiece is arranged in the positioning groove, the thickness of the workpiece to be polished is exposed out of the positioning groove, a cross rod is arranged between the fixed table and the rotary table, a polishing mechanism is mounted on the cross rod, and the normal line of a polishing plane of the polishing mechanism is perpendicular to the axial line of the cross rod all the time;

decide the periphery side of platform and be equipped with angle adjusting mechanism, angle adjusting mechanism includes spacing slide rail, the one end activity of horizontal pole is inlayed and is equipped with the telescopic link, the tip of telescopic link and the side swing joint of spacing slide rail, the mount pad is installed to one side of revolving stage, the other end of horizontal pole is articulated with the mount pad, spacing slide rail moves outward along deciding a platform diameter direction, make the horizontal pole rotate the slope around its articulated shaft with the mount pad, the pole of up to the horizontal pole is parallel with the generating line of work piece surface to the axis, the reciprocal swing of revolving stage, the drive horizontal pole drives the surface of grinding mechanism swing work piece of polishing, surface and constant head tank notch parallel and level up to the work piece, expose the copper mesh.

In a preferred embodiment, the fixed table is internally and rotatably provided with a turbine disc, a worm is meshed and connected with the upper part of the turbine disc, one side of the turbine disc is provided with an arc-shaped groove, one side of the fixed table is provided with a radial groove, one side of the limiting slide rail, which is close to the fixed table, is fixedly connected with a vertical rod, the end part of the vertical rod, which is far away from the limiting slide rail, is fixedly connected with a convex block, the vertical rod is slidably arranged in the radial groove, the convex block penetrates through the radial groove to be sleeved in the arc-shaped groove, the turbine disc rotates, and the arc-shaped groove extrudes the convex block, so that the limiting slide rail moves outwards along the radial groove.

In a preferred embodiment, the grinding mechanism comprises four connecting rods and a belt grinder, the four connecting rods are parallel to each other and are uniformly distributed on two sides of the cross rod in pairs, two ends of each connecting rod are hinged to the cross rod and the belt grinder respectively, a driving piece III is installed on one side of the belt grinder, and a distance adjusting mechanism is arranged between the cross rod and the grinding mechanism.

In a preferred embodiment, apart from adjustment mechanism including the fixed block, fixed block fixed connection is on the pole wall of horizontal pole, and the one end of fixed block articulates there is drive actuating cylinder, drives the tip fixedly connected with slider that actuating cylinder kept away from the fixed block, and one side of horizontal pole runs through there is the spout, and in the spout was located in the slider slides, the both sides of slider all articulated have the elastic connecting rod, and the tip that the slider was kept away from to the elastic connecting rod is articulated with the belt polisher.

In a preferred embodiment, the electromagnetic adsorption worktable comprises a conical part, the positioning groove is arranged on the outer peripheral side of the conical part, and the positioning groove is arranged corresponding to the polishing surface of the polishing mechanism.

In a preferred embodiment, three groups of transverse rods are arranged, the three groups of transverse rods are distributed on the outer side of the electromagnetic adsorption workbench in an annular array shape, three positioning grooves are also arranged, and the three positioning grooves correspond to the three transverse rods one to one.

In a preferred embodiment, a limiting groove is formed in one side, close to the cross rod, of the limiting slide rail, a matching block is arranged inside the limiting groove in a sliding mode, an electromagnetic adsorption semispherical sleeve is fixedly connected to one end of the matching block, a ball head is fixedly connected to the end, far away from the cross rod, of the telescopic rod, and the ball head is matched with the electromagnetic adsorption semispherical sleeve.

In a preferred embodiment, the cross rod and the limiting slide rail are arranged in a separated mode, the ball head and the electromagnetic adsorption semispherical sleeve are in electromagnetic adsorption fit, one side, far away from the rotary table, of the turbine disc is fixedly connected with a driving part I, the driving part I drives the fixed table and the turbine disc to move horizontally, the ball head and the electromagnetic adsorption semispherical sleeve are in adsorption fit, a driving part II is fixedly mounted on one side, far away from the fixed table, of the rotary table, and the driving part II drives the rotary table to swing in a reciprocating mode.

In a preferred embodiment, a clamping shaft is rotatably mounted on one side of the rotary table close to the fixed table, a clamping hole is formed on one side of the conical part close to the rotary table, and the clamping shaft is matched with the clamping hole.

In a preferred embodiment, two laser range finders which are symmetrically arranged are installed on the rod wall of the cross rod, the conical part is detachably installed on the turbine disc, laser emitted by the two laser range finders perpendicularly irradiates the two end surfaces of the conical part respectively to measure two distance data of the two laser range finders and the two end surfaces of the conical part, the worm is driven to rotate for corresponding turns through a control system based on two different distance data signals, the limiting slide rail moves outwards to adjust the inclination angle of the cross rod until the two laser range finders respectively measure that the two distance data of the two end surfaces of the conical part are the same, the worm stops rotating, and the grinding surface of the grinding mechanism is parallel to the tangent plane of a workpiece right below.

The invention has the technical effects and advantages that:

1. the invention controls the limiting slide rail to open outwards, pulls the telescopic rod and the cross rod to rotate outwards around the hinged shaft of the mounting seat until the included angle between the cross rod and the horizontal plane is the same as the curvature inclination angle of the workpiece, swings the turntable in a reciprocating way, and drives the cross rod and the polishing mechanism to swing, thereby realizing the function of uniformly polishing the workpiece;

2. according to the invention, after the limiting slide rail is extended, when the polishing mechanism polishes from the highest position to two sides, the pressure of the polishing mechanism on the surface of the workpiece is gradually increased, so that the polishing degree of the positions at two sides of the workpiece is more and deeper than that at the middle position in the polishing process, the two sides of the workpiece are polished to the required thickness, and the situations that the middle position is polished to be sunken and polished to be too deep are reduced;

3. the invention is convenient for workers to carry out loading and unloading by adopting a separated design between the fixed table and the rotary table.

Drawings

FIG. 1 is a schematic front view of the processing apparatus of the present invention;

FIG. 2 is a schematic view of the structure of the electromagnetic adsorption worktable, the cross bar and the grinding mechanism of the invention;

FIG. 3 is a schematic structural view of a reducing grinding workpiece according to the present invention;

FIG. 4 is a schematic diagram of a polishing mechanism according to the present invention;

FIG. 5 is a left side view of the table of the present invention;

FIG. 6 is a right side view of the table of the present invention;

FIG. 7 is a schematic view of another embodiment of a right-view structure of the present invention;

FIG. 8 is a schematic cross-sectional view of the cross bar of the present invention in combination with a limiting slide rail;

FIG. 9 is a schematic view of a structure of an electromagnetic adsorption worktable and a workpiece;

FIG. 10 is a schematic view of the polishing mechanism of the present invention showing the change in polishing conditions under load;

FIG. 11 is a schematic view of a workpiece according to the present invention.

The reference signs are: 1. fixing a platform; 11. a turbine disk; 110. an arc-shaped slot; 12. a worm; 13. a first driving part; 14. a radial slot; 2. a turntable; 21. a mounting seat; 22. clamping a shaft; 23. a driving part II; 3. an electromagnetic adsorption worktable; 31. a tapered portion; 32. positioning a groove; 33. a clamping hole; 4. a cross bar; 41. a telescopic rod; 42. a ball head; 43. a chute; 5. a polishing mechanism; 51. a connecting rod; 52. a belt sander; 53. a driving member III; 6. an angle adjusting mechanism; 61. a limiting slide rail; 611. a limiting groove; 62. a vertical rod; 63. a bump; 64. a matching block; 65. an electromagnetic adsorption semispherical sleeve; 7. a distance adjusting mechanism; 71. a fixed block; 72. a driving cylinder; 73. a slider; 74. an elastic connecting rod; 8. polishing the area; 10. and (5) a workpiece.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to the attached drawings 1-11 of the specification, the processing equipment for the airplane lightning protection mechanical system accessories comprises a fixed table 1 and a rotary table 2, wherein an electromagnetic adsorption workbench 3 is arranged on one side, close to the rotary table 2, of the fixed table 1, a positioning groove 32 is formed in the electromagnetic adsorption workbench 3, a workpiece 10 is arranged in the positioning groove 32, the thickness to be polished of the workpiece 10 is exposed out of the positioning groove 32, a cross rod 4 is arranged between the fixed table 1 and the rotary table 2, a polishing mechanism 5 is arranged on the cross rod 4, and the normal line of the polishing plane of the polishing mechanism 5 is always perpendicular to the axial line of the cross rod 4 in the rod direction (namely the polishing plane is parallel to the cross rod 4, so that the horizontal angle of the polishing plane and the horizontal plane can be synchronously adjusted only by adjusting the horizontal angle of the cross rod 4);

decide the periphery side of platform 1 and be equipped with angle adjusting mechanism 6, angle adjusting mechanism 6 includes spacing slide rail 61, the one end activity of horizontal pole 4 is inlayed and is equipped with telescopic link 41, the tip of telescopic link 41 and the side swing joint of spacing slide rail 61, mount pad 21 is installed to one side of revolving stage 2, the other end of horizontal pole 4 is articulated with mount pad 21, spacing slide rail 61 moves outward along deciding 1 diameter direction of platform, make horizontal pole 4 rotate the slope around its articulated shaft with mount pad 21, the pole of horizontal pole 4 is parallel to the generating line of axis and work piece 10 surface, the reciprocal swing of revolving stage 2, drive horizontal pole 4 drives the surface of 5 swings of grinding mechanism 10, surface and constant head tank 32 notch parallel and level until work piece 10, expose the copper mesh.

For the purpose of explanation, the axes of the structures of the present invention are defined as follows, axis a: the cross rod 4 is axially arranged; axis b: a generatrix of the outer surface of the workpiece 10; axis x: an axis passing through the centers of the fixed table 1 and the rotary table 2;

and the angle adjusted by the angle adjusting mechanism 6 is the included angle between the polishing plane of the polishing mechanism 5 and the horizontal plane, and is also the wire clip angle between the axis a and the axis b.

In this embodiment, the implementation scenario specifically includes: in the initial state, the axis a is parallel to the axis x; in a polishing state, the axis a is parallel to the axis b, and a polishing plane of the polishing mechanism 5 is parallel to a tangent plane of a bus of the outer surface of the workpiece 10, so that the polishing mechanism 5 can move along the outer surface of the workpiece 10 and uniformly polish the workpiece 10;

the workpiece 10 with the surface to be polished is placed in the positioning groove 32 to be clamped, the workpiece 10 is stably limited in the positioning groove 32 under the electromagnetic adsorption effect of the electromagnetic adsorption workbench 3 during working, and at the moment, the axis b and the axis a are inclined; then, the limiting slide rail 61 of the angle adjusting mechanism 6 is controlled to move outwards along the diameter direction of the fixed table 1, the telescopic rod 41 and the cross rod 4 are pulled and rotate outwards around the hinged shaft of the mounting seat 21 until the axis a is parallel to the axis b (at the moment, the included angle between the cross rod 4 and the horizontal plane is the same as the curvature inclination angle of the workpiece 10), the rotary table 2 is swung in a reciprocating manner, the rotary table 2 swings left and right around the axis x, the rotary table 2 drives the cross rod 4 and the polishing mechanism 5 to swing, the outer surface of the workpiece 10 is uniformly polished until the outer surface of the workpiece 10 is flush with the notch of the fixed groove 32, and the copper mesh is exposed.

A turbine disc 11 is rotatably mounted inside the fixed table 1, a worm 12 is meshed and connected above the turbine disc 11, an arc-shaped groove 110 is formed in one side of the turbine disc 11, a radial groove 14 is formed in one side of the fixed table 1, a vertical rod 62 is fixedly connected to one side, close to the fixed table 1, of the limiting slide rail 61, a protruding block 63 is fixedly connected to the end portion, far away from the limiting slide rail 61, of the vertical rod 62, the vertical rod 62 is slidably arranged in the radial groove 14, the protruding block 63 penetrates through the radial groove 14 and is sleeved in the arc-shaped groove 110, the turbine disc 11 rotates, and the arc-shaped groove 110 extrudes the protruding block 63 to enable the limiting slide rail 61 to move outwards along the radial groove 14;

further, one end of the worm 12 rotates with an external servo motor or driven by other power sources, the limiting slide rail 61 is coaxially arranged with the fixed table 1, and the radial groove 14 is a groove formed along the diameter direction of the fixed table 1;

it should be further noted that the angle adjusting mechanism 6 controls the outward expansion of the limiting slide rail 61, and the mode of adjusting the included angle between the polishing plane of the polishing mechanism 5 and the horizontal plane includes: the worm 12 is controlled to rotate by an external servo motor, the turbine disc 11 is driven to rotate around the axis x, the arc-shaped groove 110 is driven to rotate, the convex block 63 is extruded, the vertical rod 62 and the limiting slide rail 61 are pushed to be outwards expanded, the telescopic rod 41 and the cross rod 4 are further pulled, and the telescopic rod 41 and the cross rod 4 are enabled to rotate outwards around the hinged shaft of the mounting seat 21 until the axis a is parallel to the axis b; but the invention is not limited to other similar ways to achieve the same effect of limiting the outward expansion of the sliding rail 61 to adjust the angle of the grinding mechanism 5.

The polishing mechanism 5 comprises four connecting rods 51 and a belt type polishing machine 52, the four connecting rods 51 are parallel to each other and uniformly distributed on two sides of the cross rod 4 in pairs, two ends of each connecting rod 51 are hinged to the cross rod 4 and the belt type polishing machine 52 respectively, a driving piece III 53 is installed on one side of the belt type polishing machine 52, and a distance adjusting mechanism 7 is arranged between the cross rod 4 and the polishing mechanism 5;

to further illustrate, the belt sander 52 is selected to sand the workpiece 10 in this embodiment because the belt sander 52 has more stable grinding speed, less roughness and less damage to the workpiece 10 than the grinding wheel, and the driving member three 53 is a servo motor or other power source that drives the belt sander 52 to self-drive the grinding;

it should also be noted that the four mutually parallel connecting rods 51 ensure that the sanding plane of the belt sander 52 is always mutually parallel to the top surface of the crossbar 4.

The distance adjusting mechanism 7 comprises a fixed block 71, the fixed block 71 is fixedly connected to the rod wall of the cross rod 4, one end of the fixed block 71 is hinged with a driving air cylinder 72, the end part, far away from the fixed block 71, of the driving air cylinder 72 is fixedly connected with a sliding block 73, one side of the cross rod 4 penetrates through the sliding groove 43, the sliding block 73 is slidably arranged in the sliding groove 43, two sides of the sliding block 73 are hinged with elastic connecting rods 74, and the end part, far away from the sliding block 73, of each elastic connecting rod 74 is hinged with the belt sander 52;

it should be noted that when it is necessary to adjust the grinding plane of the belt sander 52 to contact the tangent plane of the outer surface of the workpiece 10, the driving cylinder 72 is controlled to extend, the pushing slider 73 slides along the sliding slot 43, and under the action of the elastic connecting rod 74, the belt sander 52 and the connecting rod 51 are pushed around the hinge joint with the cross bar 4, so as to adjust the vertical distance between the belt sander 52 and the cross bar 4.

The electromagnetic adsorption workbench 3 comprises a conical part 31, the conical part 31 is detachably arranged on the turbine disc 11, a positioning groove 32 is arranged on the outer peripheral side of the conical part 31, and the positioning groove 32 is arranged corresponding to the polishing surface of the polishing mechanism 5;

further, the workpieces 10 with different curvatures have the matched corresponding conical parts 31, and grinding processing of the workpieces 10 with different curvatures by processing equipment is facilitated by replacing the different conical parts 31.

Three groups of transverse rods 4 are arranged, the three groups of transverse rods 4 are distributed on the outer side of the electromagnetic adsorption workbench 3 in an annular array shape, three positioning grooves 32 are also arranged, and the three positioning grooves 32 correspond to the three transverse rods 4 one by one;

it should be noted that the three positioning grooves 32 are additionally arranged, so that the processing equipment can polish three or more workpieces 10 at one time, and the working efficiency of the equipment is improved.

As shown in fig. 1 and fig. 6 to 8, a limiting groove 611 is formed in one side of the limiting slide rail 61 close to the cross bar 4, a matching block 64 is slidably arranged in the limiting groove 611, an electromagnetic adsorption semispherical sleeve 65 is fixedly connected to one end of the matching block 64, a ball head 42 is fixedly connected to the end portion of the telescopic rod 41 far from the cross bar 4, and the ball head 42 is matched with the electromagnetic adsorption semispherical sleeve 65;

it should be noted that, when the rotary table 2 swings for polishing, the cross rod 4 and the telescopic rod 41 also swing along with the rotary table, and the ball head 42 and the electromagnetic adsorption semispherical sleeve 65 are in adsorption fit, so that the fitting block 64 slides left and right in the limiting groove 611, and the motion of the polishing mechanism 5 is limited and guided, thereby avoiding being influenced by centrifugal force in the swinging process, allowing the cross rod 4 and the polishing mechanism 5 to deviate, and being beneficial to improving the stability of the cross rod 4 in the polishing process in the structural motion state;

it should be noted that, after the limiting slide rail 61 is extended, the track of the limiting slide rail and the track of the limiting groove 611 are not concentric circles with the fixed table 1, but have arc sections with downward trends at both ends, therefore, when the grinding mechanism 5 grinds the workpiece 10, the middle point is the highest position, when the grinding mechanism 5 grinds from the highest position to both sides, the pressure F of the grinding mechanism 5 on the surface of the workpiece 10 is gradually increased, so that in the grinding process, the grinding degree of the positions at both sides of the workpiece 10 is more and deeper than the middle position, which is beneficial to grinding both sides of the workpiece 10 to the required thickness first, reducing the occurrence of the situations that the middle position is ground to be sunken and the grinding depth is too deep, and when grinding to both sides, the friction pressure is gradually increased, which is convenient for reducing burrs generated by grinding both sides of the workpiece 10 and removing the grinding burrs generated at both sides of the workpiece 10.

The cross rod 4 and the limiting slide rail 61 are arranged in a separated mode, the ball head 42 is matched with the electromagnetic adsorption semispherical sleeve 65 through electromagnetic adsorption, one side, away from the rotary table 2, of the turbine disc 11 is fixedly connected with a driving part I13, the driving part I13 drives the fixed table 1 and the turbine disc 11 to move horizontally, the ball head 42 is matched with the electromagnetic adsorption semispherical sleeve 65 in an adsorption mode, a driving part II 23 is fixedly installed on one side, away from the fixed table 1, of the rotary table 2, and the driving part II 23 drives the rotary table 2 to swing in a reciprocating mode;

to be further described, the first driving component 13 is a linear driving component such as a driving cylinder capable of driving the turntable 1 and the turbine disk 11 to move horizontally, and the second driving component 23 is a swinging cylinder or other driving component for controlling the turntable 2 to swing left and right around the axis x;

it should be noted that, considering that the surrounding type processing equipment is not convenient for loading and unloading the workpiece 10, in the actual use process, the fixed table 1 and the rotary table 2 are designed in a separated manner, and in the loading and unloading process, the fixed table 1 and the rotary table 2 are in a separated state, that is, the driving part one 13 controls the fixed table 1 to be far away from the rotary table 2, so that the electromagnetic adsorption worktable 3 is exposed from the grinding mechanism 5, and the loading and unloading of a worker are facilitated; in the machining process, the fixed table 1 and the rotary table 2 are in adsorption fit with the electromagnetic adsorption semispherical sleeve 65 through the ball head 42, so that the fixed table 1 and the rotary table 2 are connected through the cross rod 4 to form a machining whole, and the workpiece 10 is polished.

The revolving stage 2 is close to one side of deciding platform 1 and rotates and install card axle 22, and the card hole 33 has been seted up to one side that toper portion 31 is close to revolving stage 2, and card axle 22 and card hole 33 looks adaptation are favorable to improving the structural stability of whole processing equipment.

Two laser range finders which are symmetrically arranged are mounted on the rod wall of the cross rod 4, laser emitted by the two laser range finders respectively and vertically irradiates the two end surfaces of the conical part 31 to measure two distance data of the two laser range finders and the two end surfaces of the conical part 31, the worm 12 is driven to rotate for corresponding turns through a control system based on two different distance data signals, the limiting slide rail 61 is moved outwards to adjust the inclination angle of the cross rod 4 until the two laser range finders respectively measure that the two distance data of the two end surfaces of the conical part 31 are the same, the worm 12 stops rotating, and the grinding surface of the grinding mechanism 5 is parallel to the tangent plane of the workpiece 10 right below;

although the laser rangefinder and control system are not shown in the figures, it will be appreciated that the laser rangefinder may be, for example, a general purpose laser rangefinder sensor mounted on the rail 4, a control system such as a management controller (BMC), or other control device that may be integrated on general control circuitry within the memory device.

In this embodiment, the implementation scenario specifically includes: initially, the fixed table 1 and the rotary table 2 are separated, the workpiece 10 is installed in the positioning groove 32, the first driving part 13 is controlled to drive the fixed table 1 to move reversely to the rotary table 2, the ball head 42 is in adsorption fit with the electromagnetic adsorption semispherical sleeve 65, and the fixed table 1 and the rotary table 2 are connected, in this state, the workpiece 10 deviates from the center of the polishing area 8 and is located in the polishing area 8, namely when the angle adjusting mechanism is not started, the workpiece 10 and the polishing mechanism 5 corresponding to the positioning groove 32 deviate, and the workpiece 10 is installed by a worker;

during adjustment, the worm 12 rotates to drive the turbine disc 11 to rotate for a certain angle, so that the limiting sliding rail 61 is opened outwards, the telescopic rod 41 is pulled through the connection structure of the ball head 42 and the electromagnetic adsorption semispherical sleeve 65, the cross rod 4 is opened outwards and inclined through the hinge shaft of the mounting seat 21 until the axis a is parallel to the axis b, and in this state, the electromagnetic adsorption workbench 3 rotates for a certain angle along with the turbine disc 11, so that the workpiece 10 and the positioning groove 32 deflect towards the center of the polishing area 8, the workpiece 10 corresponds to the polishing mechanism 5, and the polishing mechanism 5 is convenient to directly contact with the outer surface of the workpiece 10 for polishing after adjusting the vertical distance;

during machining, the second driving part 23 (a swing cylinder) controls the rotary table 2 to swing by taking the axis x as an axis, so that the polishing mechanism 5 polishes the outer surface of the workpiece 10 in parallel along the axis b, and meanwhile, the third driving part 53 controls the belt type polishing machine 52 to start, so that the surface of the workpiece 10 along the direction of the axis b is polished, and the smoothness of the polished surface of the workpiece 10 of the machining equipment is improved by combining the integral swing of the polishing mechanism 5;

after the machining is finished, the first driving part 13 controls the fixed table 1 and the rotary table 2 to be separated, the machined workpiece 10 is exposed out of the enclosure of the polishing mechanism 5 along with the electromagnetic adsorption workbench 3, and a worker takes out the workpiece 10.

And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides an aircraft lightning protection mechanical system accessory processing treatment facility which characterized in that: the polishing device comprises a fixed table (1) and a rotary table (2), wherein an electromagnetic adsorption workbench (3) is arranged on one side, close to the rotary table (2), of the fixed table (1), a positioning groove (32) is formed in the electromagnetic adsorption workbench (3), a workpiece (10) is arranged in the positioning groove (32), the thickness of the workpiece (10) to be polished is exposed out of the positioning groove (32), a cross rod (4) is arranged between the fixed table (1) and the rotary table (2), a polishing mechanism (5) is installed on the cross rod (4), and the normal line of the polishing plane of the polishing mechanism (5) is perpendicular to the axial line of the cross rod (4) all the time;

the outer peripheral side of deciding platform (1) is equipped with angle adjusting mechanism (6), angle adjusting mechanism (6) are including spacing slide rail (61), spacing slide rail (61) internal week side with decide platform (1) outer peripheral side corresponding, the one end activity of horizontal pole (4) is inlayed and is equipped with telescopic link (41), the tip of telescopic link (41) and the side swing joint of spacing slide rail (61), mount pad (21) are installed to one side of revolving stage (2), the other end and the mount pad (21) of horizontal pole (4) are articulated, radial groove (14) have been seted up to one side of deciding platform (1), one side fixedly connected with montant (62) that spacing slide rail (61) are close to and decide platform (1), montant (62) slide and locate in radial groove (14), montant (62) slide outward along radial groove (14), drive spacing slide rail (61) move outward along deciding platform (1) diameter direction, the cross rod (4) is enabled to rotate and incline around the hinge shaft of the cross rod and the hinge shaft of the mounting seat (21) until the rod of the cross rod (4) is parallel to the generatrix of the outer surface of the workpiece (10) along the axis, the rotary table (2) swings in a reciprocating mode to drive the cross rod (4) to drive the grinding mechanism (5) to grind the outer surface of the workpiece (10) along the track swing of the limiting slide rail (61) until the outer surface of the workpiece (10) is flush with the notch of the positioning groove (32), and the copper mesh is exposed.

2. The aircraft lightning protection mechanical system accessory processing equipment of claim 1, wherein: decide the inside of platform (1) and rotate and install turbine dish (11), the top meshing of turbine dish (11) is connected with worm (12), arc wall (110) have been seted up to one side of turbine dish (11), tip fixedly connected with lug (63) of spacing slide rail (61) are kept away from in montant (62), lug (63) pass radial groove (14) cover locate in arc wall (110), turbine dish (11) are rotatory, and lug (63) are extruded in arc wall (110), make spacing slide rail (61) outwards remove along radial groove (14) groove.

3. The aircraft lightning protection mechanical system accessory processing equipment of claim 2, wherein: grinding machanism (5) are including four connecting rods (51) and belt polisher (52), four connecting rod (51) are parallel to each other, and are two liang of equipartitions in horizontal pole (4) both sides, the both ends of connecting rod (51) are articulated with horizontal pole (4) and belt polisher (52) respectively, driving piece three (53) are installed to one side of belt polisher (52), be equipped with apart from adjustment mechanism (7) between horizontal pole (4) and grinding machanism (5).

4. The aircraft lightning protection mechanical system accessory processing equipment of claim 3, wherein: distance adjustment mechanism (7) are including fixed block (71), fixed block (71) fixed connection is on the pole wall of horizontal pole (4), the one end of fixed block (71) articulates there is drive actuating cylinder (72), drive actuating cylinder (72) and keep away from tip fixedly connected with slider (73) of fixed block (71), one side of horizontal pole (4) is run through has spout (43), slider (73) slide and locate in spout (43), the both sides of slider (73) are all articulated flexible connecting rod (74), the tip that slider (73) were kept away from in flexible connecting rod (74) is articulated with belt polisher (52).

5. The aircraft lightning protection mechanical system accessory processing equipment of claim 4, wherein: the electromagnetic adsorption workbench (3) comprises a conical part (31), the positioning groove (32) is formed in the outer peripheral side of the conical part (31), and the positioning groove (32) corresponds to the polishing surface of the polishing mechanism (5).

6. The aircraft lightning protection mechanical system accessory processing equipment of claim 5, wherein: horizontal pole (4) are provided with three groups, and three groups horizontal pole (4) are the outside that annular array form distributes at electromagnetic adsorption workstation (3), constant head tank (32) also are provided with threely, three constant head tank (32) and three horizontal pole (4) one-to-one.

7. The aircraft lightning protection mechanical system accessory processing equipment of claim 6, wherein: spacing slide rail (61) are close to one side of horizontal pole (4) and have been seted up spacing groove (611), the inside slip of spacing groove (611) is equipped with cooperation piece (64), the one end fixedly connected with electromagnetism of cooperation piece (64) adsorbs hemisphere cover (65), the tip fixedly connected with bulb (42) of horizontal pole (4) are kept away from in telescopic link (41), bulb (42) and electromagnetism adsorb hemisphere cover (65) looks adaptation.

8. The aircraft lightning protection mechanical system accessory processing equipment of claim 7, wherein: horizontal pole (4) and spacing slide rail (61) are the disconnect-type setting, adsorb the cooperation through the electromagnetism between bulb (42) and the electromagnetism semi-sphere cover (65), one side fixedly connected with driving piece (13) of revolving stage (2) are kept away from in turbine dish (11), platform (1) and turbine dish (11) horizontal migration are decided in driving piece (13) drive, make bulb (42) and the electromagnetism adsorb semi-sphere cover (65) and adsorb the cooperation, one side fixed mounting that deciding platform (1) was kept away from in revolving stage (2) has driving piece two (23), driving piece two (23) drive revolving stage (2) reciprocating swing.

9. The aircraft lightning protection mechanical system accessory processing equipment of claim 8, wherein: the rotary table is characterized in that a clamping shaft (22) is rotatably mounted on one side, close to the fixed table (1), of the rotary table (2), a clamping hole (33) is formed in one side, close to the rotary table (2), of the conical portion (31), and the clamping shaft (22) is matched with the clamping hole (33).

10. The aircraft lightning protection mechanical system accessory processing equipment of claim 9, wherein: install the laser range finder that two symmetries set up on the pole wall of horizontal pole (4), cone (31) detachably installs on turbine disc (11), two laser range finder transmission laser is perpendicular respectively shines the both ends surface of cone (31), measures two laser range finder and two distance data on cone (31) both ends surface pass through the rotatory corresponding number of turns of control system drive worm (12) based on two different distance data signal, make spacing slide rail (61) move outward and adjust the inclination of horizontal pole (4), until two laser range finder measures two distance data on cone (31) both ends surface respectively the same, and worm (12) stop rotating, the polished surface of polishing mechanism (5) is parallel to each other with the tangent plane of work piece (10) under.