Automatic trimming device and method for composite c-beam

Abstract

The application provides an automatic trimming device and method for a composite C-beam, which comprises: a plurality of milling and pressing units, wherein a lifting assembly, an air path assembly, a control unit and a rotating assembly in each milling and pressing unit are arranged on a fixed support, the air path assembly and the control unit are control modules, the lifting assembly and the rotating assembly are movement modules, the air path assembly and the control unit control the rotating process of the rotating assembly and the lifting process of the lifting assembly, and the movement sequence of the pressing process and the trimming process of the C-beam part is controlled; the accurate positioning and pressing of the composite C-beam parts with different sizes, lengths and types can be realized, and the trimming requirements of different types of C-beam parts can be met; the cost of the trimming device for the composite C-beam part is reduced, the production efficiency of the trimming device for the C-beam part is improved, and the trimming production preparation time of the C-beam part is effectively reduced.

Description

Technical Field

[0001] This invention belongs to the field of mold design technology, and in particular relates to an automated edge-cutting device and method for composite material C-shaped beams. Background Technology

[0002] Composite material C-beam structural parts are a common type of structural component in helicopters. They are characterized by their wide application, numerous types, poor rigidity, and the presence of reinforcing layers.

[0003] Traditional edge trimming methods include manual or machined trimming. When machined trimming, to ensure the rigidity requirements of the parts, traditional trimming fixtures are specifically designed based on the part's shape, resulting in excessively high costs for the trimming equipment. Furthermore, the traditional mechanical clamping process is cumbersome, severely limiting the trimming needs of C-beam-type parts. In addition, manual trimming leads to low efficiency, failing to meet the production efficiency requirements of the product.

[0004] Therefore, a new type of intelligent positioning and trimming device for C-beams of different types and sizes is needed to meet the trimming requirements of C-beam parts, reduce production costs, and improve trimming efficiency. Summary of the Invention

[0005] The technical problem to be solved by the present invention is that the cost of machine cutting is too high and the process is too complicated, while manual cutting is inefficient and cannot meet the production efficiency requirements of the product.

[0006] The technical solution of this invention is: In a first aspect, an automated edge-cutting device for composite material C-beams is provided, comprising: multiple milling and clamping units, the positions of which are determined according to the structure and edge-cutting requirements of the composite material C-beam. Each milling and clamping unit includes: a fixed support 1, a lifting assembly 2, an air circuit assembly 3, a control unit 4, and a rotating assembly 7. The lifting assembly 2, air circuit assembly 3, control unit 4, and rotating assembly 7 are mounted on the fixed support 1, which is the overall support frame of the milling and clamping unit and is used for positioning and installing the lifting assembly 2, air circuit assembly 3, control unit 4, and rotating assembly 7. The rotating assembly 7 is mounted on the lifting assembly 2. The control unit 4 is electrically connected to the air circuit assembly 3, and the air circuit assembly 3 is air-connected to the rotating assembly 7 and the lifting assembly 2. The pneumatic circuit assembly 3 and the control unit 4 are control modules, while the lifting assembly 2 and the rotary assembly 7 are motion modules. The pneumatic circuit assembly 3 and the control unit 4 control the rotation process of the rotary assembly 7 and the lifting process of the lifting assembly 2, thereby controlling the sequence of motion of the pressing process and the trimming process of the C-shaped beam parts.

[0007] Furthermore, the device also includes a horizontal adjustment plate 5 and a positioning support assembly 6 mounted on the fixed support 1. The positioning support component 6 is installed on the horizontal adjustment plate 5, and the positioning support component 6 is provided with multiple sets of positioning pin holes for positioning the composite material C-shaped beam.

[0008] Optionally, the bottom of the horizontal adjustment plate 5 is provided with a relief surface for adjusting the height and horizontal position of the positioning support component 6. The height and horizontal position of the positioning support component 6 can be adjusted by adjusting the height of a local area of ​​the horizontal adjustment plate 5.

[0009] Furthermore, the device also includes an accordion-style cover 8 and a steel protective cover assembly 9 fixed on the fixed support 1. The accordion-style cover 8 can move up and down with the lifting assembly 2. The accordion-style cover 8 and the steel protective cover assembly 9 are connected and are used for dust prevention.

[0010] Optionally, the fixed support 1 includes: a base plate 10, a channel steel 11, a square steel 12, a slider mounting plate 13, a blocking plate 14, a top plate 15, a dust cover mounting plate 16, a dust cover mounting screw 17, a reference plate 18, and a pad 19. Among them, channel steel 11 is welded to the base plate 10, and channel steel 11 is located on the outer boundary of the square base plate 10; square steel 12 is welded to the base plate 10, and square steel 12 is located at the four corners and the middle of the square base plate 10; slider mounting plate 13 is welded to square steel 12, and slider mounting plate 13 is located at the top of the side of the square steel 12 column; blocking plate 14 is welded to square steel 12, and blocking plate 14 is located at the top end face of the square steel 12 column; top plate 15 is welded to square steel 12, and top plate 15 is located on the upper end face of square steel 12; dust cover mounting plate 16 is fixedly connected to square steel 12 by dust cover mounting screws 17, and dust cover mounting plate 16 is located at the middle of the side of square steel 12; reference plate 18 is welded to the base plate 10, and reference plate 18 is located at the bottom of the base plate 10; pad plate 19 is welded to channel steel 11, and pad plate 19 is located at the bottom of channel steel 11. The U-shaped channel is located on the outer side; the steel protective cover assembly 9 is fixedly connected to the channel steel 11 and the dust cover mounting plate 16.

[0011] Optionally, the lifting assembly 2 includes: a linear cylinder 20, a spiral hose 21, a slide rail mounting channel steel 22, a clamping device mounting bracket 23, a bracket mounting screw 24, a cylinder connector 25, a dust cover mounting bracket 26, a slide rail 27, and a slider 28. The linear cylinder 20 is fixedly connected to the clamping device mounting bracket 23 via the cylinder connector 25, with the connection position located at the bottom center of the clamping device mounting bracket 23; the spiral hose 21 is located in the U-shaped groove of the slide rail mounting channel steel 22, with both ends connected to the air circuit assembly 3 and the rotary assembly 7 respectively; the slide rail mounting channel steel 22 is fixedly connected to the clamping device mounting bracket 23 via the bracket mounting screws 24, and is located at both ends of the bottom of the clamping device mounting bracket 23; the dust cover mounting bracket 26 is fixedly connected to the clamping device mounting bracket 23, and is located at the bottom of the clamping device mounting bracket 23; the slide rail 27 is fixedly connected to the slide rail mounting channel steel 22, and is located on the opposite side of the U-shaped groove of the slide rail mounting channel steel 22; the slider 28 is slidably connected to the slide rail 27, and the slider 28 is located on the slide rail 27; the lifting assembly 2 is connected to the slider mounting plate 13 of the fixed support 1 via the slide rail 27 and the slider 28, and the accordion-style cover 8 is fixedly connected to the clamping device mounting bracket 23.

[0012] Optionally, the positioning support assembly 6 includes: an internally threaded positioning pin 46, a welded support 47, a positioning support assembly mounting screw 48, and a positioning pin 49; the internally threaded positioning pin 46 is interference-fitted with the welded support 47 and is located in the positioning pin hole at the bottom of the welded support 47; the positioning support assembly mounting screw 48 is connected to the welded support 47 with a clearance of 0.5-1mm on one side and is located in the bolt hole at the bottom of the welded support 47; the positioning pin 49 is clearance-fitted with the welded support 47 and is located in the positioning pin hole on the positioning surface of the welded support 47. The positioning support assembly 6 is mounted on the horizontal adjustment plate 5 via an internal threaded positioning pin 46 and a positioning support assembly mounting screw 48; the welded support 47 is provided with multiple sets of positioning pin holes to adapt to the positioning requirements of different C-beam parts, and the C-beam parts are positioned in the position of the positioning support assembly 6 via positioning pins 49.

[0013] Optionally, the rotary assembly 7 includes: a rubber pressure block 29, a screw 30, a locking nut 31, a swing arm 32, a push block 33, a wing nut 34, a ball plunger 35, a housing 36, a rotary assembly mounting screw 37, a seated bearing 38, a cover plate 39, a bearing mounting screw 40, a bearing housing mounting plate 41, a hexagonal support 42, a bearing 43, a swing cylinder 44, and a swing cylinder mounting plate 45. The adjusting and pressing assembly consists of a rubber pressure block 29, a screw 30, a locking nut 31, a pushing block 33, a wing nut 34, and a ball-head plunger 35. The rubber pressure block 29 is fixedly connected to the screw 30 and is located at the spherical thread end of the screw 30. The locking nut 31, the pushing block 33, and the wing nut 34 are threadedly connected to the threaded end of the flat end of the screw 30. The adjusting and pressing assembly is movably connected to the swing arm 32 and is installed in the slot of the swing arm 32. The swing arm 32 is located between the locking nut 31 and the pushing block 33. The swing arm 32 is fixedly connected to the bearing 43, the cover plate 39, and the bearing housing mounting plate 41 by bearing mounting screws 40. The cover plate 39 is located on the upper end face of the round hole at the non-slot end of the swing arm 32, and the bearing housing mounting plate 41 is located on the lower end face of the round hole at the non-slot end of the swing arm 32. The mounting screws 40 pass through the center holes of the cover plate 39 and the non-slot end of the swing arm 32 in sequence, and are screwed into the center threaded hole on the upper end face of the bearing housing mounting plate 41. The mounted bearing 38 is fixedly connected to the bearing housing mounting plate 41, and the mounted bearing 38 is located in the groove on the bottom surface of the bearing housing mounting plate 41; the hexagonal support column 42 is fixedly connected to the bearing housing mounting plate 41, and the hexagonal support column 42 is located on the bottom surface of the bearing housing mounting plate 41 around the mounted bearing 38; the center hole of the hexagonal support column 42 corresponds to the positioning hole on the bottom surface of the bearing housing mounting plate 41; the rotary assembly mounting screw 37 is loosely connected to the bearing housing mounting plate 41, and the rotary assembly mounting screw 37 is located in the bolt hole at one square end of the bearing housing mounting plate 41; the large end of the bearing 43 is fixedly connected to the mounted bearing 38, and the small end is fixedly connected to the swing cylinder 44, and the bearing 43 is located between the center positioning hole on the bottom surface of the mounted bearing 38 and the swing shaft of the swing cylinder 44; The swing cylinder mounting plate 45 is fixedly connected to the hexagonal support column 42 and the swing cylinder 44. The lower surface of the swing cylinder mounting plate 45 is attached to the positioning surface at one end of the swing shaft of the swing cylinder 44, and the upper surface is fixedly connected to the hexagonal support column 42. The bolt holes on the periphery of the swing cylinder mounting plate 45 correspond one-to-one with the corresponding threaded holes of the hexagonal support column 42. The swing cylinder 44 is fixedly connected to the bearing 43. The swing cylinder 44 is located on the lower side of the swing cylinder mounting plate 45 and the bearing 43, and its center is coaxial with the center of the swing cylinder mounting plate 45 and the bearing 43. The rotary assembly 7 is installed in the corresponding bolt holes on the lifting assembly 2 through the rotary assembly mounting screws 37.

[0014] Secondly, an automated edge-cutting method for composite material C-beams is provided, including: Step 1: Exhaust the cylinders of lifting assembly 2 and rotating assembly 7 to bring lifting assembly 2 to its lowest position and make the swing arm 32 of rotating assembly 7 parallel to the length direction of the milling and clamping unit; fix the composite material C-beam part on the positioning support assembly 6. Step 2: The control unit 4 drives the air circuit assembly 3 to start the lifting assembly 2 and the rotating assembly 7 on one side of the length direction of the trimming device; the control unit 4 controls the air circuit assembly 3 to make the lifting assembly 2 drive the rotating assembly 7 to move vertically upward; the control unit 4 controls the air circuit assembly 3 to make the swing arm 32 of the rotating assembly 7 perpendicular to the length direction of the trimming device; the control unit 4 controls the air circuit assembly 3 to make the lifting assembly 2 drive the rotating assembly 7 to move downward, and then stops running after applying a certain clamping force to the composite material C-shaped beam. Step 3: Call the trimming program to trim one side of the edge; Step 4: Following Step 2, ensure that the lifting assembly 2 and the rotating assembly 7 on the other side of the length direction of the cutting device meet the clamping requirements; Step 5: Control unit 4 controls the air circuit assembly 3 to make the lifting assembly 2 on the side of the edge cutting device that runs first in the length direction drive the rotating assembly 7 to move upward; control unit 4 controls the air circuit assembly 3 to make the swing arm 32 of the rotating assembly 7 swing parallel to the length direction of the edge cutting device; control unit 4 controls the air circuit assembly 3 to make the lifting assembly 2 on the side that runs first drive the rotating assembly 7 to move downward, return to the initial position, and stop the air injection. Step 6: Call the trimming program to trim the other side; Step 7: Following step 5, return the lifting assembly 2 and the rotating assembly 7 on the other side of the cutting device along its length to their initial positions and stop the air injection.

[0015] The beneficial effects of this application are as follows: 1. An automated universal trimming device for composite material C-beams, which enables precise positioning and clamping of composite material C-beam parts of different sizes, lengths and types, thereby meeting the trimming requirements of different types of C-beam parts; 2. Reduce the cost of the cutting device for composite C-beam parts, improve the production efficiency of the cutting device for C-beam parts, effectively reduce the preparation time for cutting C-beam parts, and improve the consistency of cutting quality. Attached Figure Description

[0016] Figure 1 A schematic diagram of an automated universal trimming device for composite material C-beams; Figure 2 This is a schematic diagram of a fixed support structure; Figure 3 This is a schematic diagram of the lifting assembly structure; Figure 4 This is a schematic diagram of the rotating component structure; Figure 5 This is a schematic diagram of the positioning support component structure.

[0017] Among them, 1-fixed support, 2-lifting assembly, 3-pneumatic circuit assembly, 4-control unit, 5-level adjustment plate, 6-positioning support assembly, 7-rotation assembly, 8-bellows-style protective cover, 9-steel protective cover assembly, 10-base plate, 11-channel steel, 12-square steel, 13-slider mounting plate, 14-blocking plate, 15-top plate, 16-dust cover mounting plate, 17-dust cover mounting screw, 18-reference plate, 19-pad plate, 20-linear cylinder, 21-spiral hose, 22-slide rail mounting channel steel, 23-pressure clamp mounting plate Mounting bracket, 24-bracket mounting screw, 25-cylinder connector, 26-dust cover mounting bracket, 27-slide rail, 28-slider, 29-rubber pressure block, 30-screw, 31-locking nut, 32-swing arm, 33-push block, 34-wing nut, 35-ball plunger, 36-housing, 37-rotary assembly mounting screw, 38-bearing with seat, 39-cover plate, 40-bearing mounting screw, 41-bearing seat mounting plate, 42-hexagonal support, 43-bearing, 44-swing cylinder, 45-swing cylinder mounting plate. Detailed Implementation

[0018] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0019] The features and illustrative embodiments of various aspects of the present invention will now be described in detail. Numerous specific details are set forth in the following detailed description to provide a thorough understanding of the invention. However, it will be apparent to those skilled in the art that the invention may be practiced without requiring some of these specific details. The following description of embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention. The invention is by no means limited to any specific setups and methods set forth below, but covers any improvements, substitutions, and modifications to structures, methods, and devices without departing from the spirit of the invention. Well-known structures and techniques are not shown in the drawings and the following description to avoid unnecessarily obscuring the invention.

[0020] It should be noted that, unless otherwise specified, the embodiments of the present invention and the features thereof can be combined with each other, and the various embodiments can be referenced and cited from each other.

[0021] The present invention will now be described in detail with reference to the accompanying drawings and specific embodiments.

[0022] An embodiment of the present invention also provides an automated edge-cutting device for composite material C-beams, see [link to relevant documentation]. Figure 1 It includes multiple milling and clamping units, each of which includes: a fixed support 1, a lifting assembly 2, an air circuit assembly 3, a control unit 4, a horizontal adjustment plate 5, a positioning support assembly 6, a rotary assembly 7, a bellows-type protective cover 8, and a steel protective cover assembly 9. See Figure 2 The fixed support 1 includes: a base plate 10, a channel steel 11, a square steel 12, a slider mounting plate 13, a blocking plate 14, a top plate 15, a dust cover mounting plate 16, dust cover mounting screws 17, a reference plate 18, and a pad 19. All components are welded together, and each component is provided with positioning pin holes and screw holes for mounting the other components. The channel steel 11 is welded to the base plate 10 and is located on the outer boundary of the square base plate 10. The square steel 12 is welded to the base plate 10 and is located at the four corners and the middle of the square base plate 10. The slider mounting plate 13 is welded to the square steel 12 and is located at the top of the side of the square steel 12 columns distributed at the four corners of the square base plate 10. The blocking plate 14 is welded to the square steel 12 and is located at the top end face of the square steel 12 columns distributed at the four corners of the square base plate 10. The top plate 15 is welded to the square steel 12 and is located on the upper end face of the square steel 12 welding assembly distributed in the middle of the base plate 10. The dust cover mounting plate 16 is fixedly connected to the square steel 12 by the dust cover mounting screws 17 and is located at the middle of the side of the square steel 12 distributed at the four corners of the square base plate 10. The reference plate 18 is welded to the base plate 10 and is located at the bottom of the base plate 10. The pad plate 19 is welded to the channel steel 11 and is located on the outer side of the U-shaped channel of the channel steel 11.

[0023] Fixed support 1 is used for the lifting assembly 2, air circuit assembly 3, control unit 4, horizontal adjustment plate 5, positioning support assembly 6, rotation assembly 7, bellows-type guard 8, and steel protective cover assembly 9. It is a fixed support frame for the milling and clamping unit in a composite material C-beam automated universal cutting tooling. Its various parts are welded together, and each part is provided with positioning pin holes and screw holes for the installation of other components.

[0024] See Figure 3The lifting assembly 2 includes: a linear cylinder 20, a spiral hose 21, a slide rail mounting channel 22, a clamping device mounting bracket 23, a bracket mounting screw 24, a cylinder connector 25, a dust cover mounting bracket 26, a slide rail 27, and a slider 28. The linear cylinder 20 is fixedly connected to the clamping device mounting bracket 23 via the cylinder connector 25, with the connection position located at the bottom middle of the clamping device mounting bracket 23. The spiral hose 21 is located in the U-shaped groove of the slide rail mounting channel 22, with both ends connected to the air circuit assembly 3 and the rotary assembly 7, respectively. The slide rail mounting channel 22 is fixedly connected to the clamping device mounting bracket 23 via the bracket mounting screw 24, located at both ends of the bottom of the clamping device mounting bracket 23. The dust cover mounting bracket 26 is fixedly connected to the clamping device mounting bracket 23, located at the bottom of the clamping device mounting bracket 23. The slide rail 27 is fixedly connected to the slide rail mounting channel 22, located on the opposite side of the U-shaped groove of the slide rail mounting channel 22. The slider 28 is slidably connected to the slide rail 27, located on the slide rail 27.

[0025] The lifting assembly 2 is connected to the fixed support 1 via the slide rail 27 and the slider 28. The vertical movement of the lifting assembly 2 is achieved by the linear cylinder 20 combined with the air circuit assembly 3. The air intake direction of the air circuit assembly 3 is controlled by the control unit 4, thereby achieving real-time control of the movement direction of the lifting assembly 2.

[0026] The air circuit assembly 3 and the control unit 4 are the control units of the automated universal trimming tooling for composite material C-shaped beams. According to the trimming processing requirements, the control unit 4 is programmed to control the air intake direction of each air circuit of the air circuit assembly 3, thereby realizing the movement path, stroke and movement direction of each motion unit, and thus realizing the automated control of the tooling clamping unit in the automated trimming process of the C-shaped beam.

[0027] The horizontal adjustment plate 5 is used to connect the fixed support 1 and the positioning support assembly 6. The horizontal adjustment plate 5 is provided with threaded holes, bolt holes, and positioning pin holes, which are respectively positioned and connected to the fixed support 1 and the positioning support assembly 6. At the same time, the bottom of the horizontal adjustment plate 5 is provided with a clearance surface, which can realize the height and level adjustment of the positioning support assembly 6 through local area height adjustment.

[0028] See Figure 5 The positioning support assembly 6 includes: an internal threaded positioning pin 46, a welded support 47, a positioning support assembly mounting screw 48, and a positioning pin 49. The internal threaded positioning pin 46 is interference-fitted with the welded support 47 and is located in the positioning pin hole at the bottom of the welded support 47. The positioning support assembly mounting screw 48 is gap-fitted with the welded support 47 on one side and is located in the bolt hole at the bottom of the welded support 47. The positioning pin 49 is clearance-fitted with the welded support 47 and is located in the positioning pin hole on the positioning surface of the welded support 47.

[0029] The positioning support assembly 6 is mounted on the horizontal adjustment plate 5 by means of the internal threaded positioning pin 46 and the positioning support assembly mounting screw 48. The welded support 47 is provided with multiple sets of positioning pin holes to adapt to the positioning requirements of different C-beam parts, and the C-beam parts are positioned in the accurate position of the positioning support assembly 6 by means of the positioning pin 49.

[0030] See Figure 4 The rotary assembly 7 includes: a rubber pressure block 29, a screw 30, a locking nut 31, a swing arm 32, a push block 33, a wing nut 34, a ball plunger 35, a housing 36, a rotary assembly mounting screw 37, a bearing with a seat 38, a cover plate 39, a bearing mounting screw 40, a bearing seat mounting plate 41, a hexagonal support column 42, a bearing 43, a swing cylinder 44, and a swing cylinder mounting plate 45. The adjusting and pressing assembly consists of a rubber pressure block 29, a screw 30, a locking nut 31, a pushing block 33, a wing nut 34, and a ball plunger 35. The rubber pressure block 29 is fixedly connected to the screw 30 and is located at the spherical thread end of the screw 30. The locking nut 31, the pushing block 33, and the wing nut 34 are threadedly connected to the threaded end of the flat end of the screw 30. The adjusting and pressing assembly is movably connected to the swing arm 32 and is installed in the slot of the swing arm 32. The swing arm 32 is located between the locking nut 31 and the pushing block 33.

[0031] The swing arm 32 is fixedly connected to the bearing 43, the cover plate 39, and the bearing housing mounting plate 41 by bearing mounting screws 40. The cover plate 39 is located on the upper end face of the round hole at the non-slot end of the swing arm 32, and the bearing housing mounting plate 41 is located on the lower end face of the round hole at the non-slot end of the swing arm 32. The mounting screws 40 pass through the center holes of the cover plate 39 and the non-slot end of the swing arm 32 in sequence, and are screwed into the center threaded hole on the upper end face of the bearing housing mounting plate 41.

[0032] The mounted bearing 38 is fixedly connected to the bearing housing mounting plate 41 and is located in the groove on the bottom surface of the bearing housing mounting plate 41. The hexagonal support 42 is fixedly connected to the bearing housing mounting plate 41 and is located on the bottom surface of the bearing housing mounting plate 41 around the mounted bearing 38. The center hole of the hexagonal support 42 corresponds to the positioning hole on the bottom surface of the bearing housing mounting plate 41. The rotating assembly mounting screw 37 is gap-connected to the bearing housing mounting plate 41 and is located in the bolt hole at one square end of the bearing housing mounting plate 41. The large end of the bearing 43 is fixedly connected to the mounted bearing 38, and the small end is fixedly connected to the swing cylinder 44. The bearing 43 is located between the center positioning hole on the bottom surface of the mounted bearing 38 and the swing shaft of the swing cylinder 44.

[0033] The swing cylinder mounting plate 45 is fixedly connected to the hexagonal support column 42 and the swing cylinder 44. The lower surface of the swing cylinder mounting plate 45 is mounted against the positioning surface at one end of the swing shaft of the swing cylinder 44, and the other side is fixedly connected to the hexagonal support column 42. The bolt holes on the outer periphery of the swing cylinder mounting plate 45 correspond one-to-one with the corresponding threaded holes of the hexagonal support column 42. The swing cylinder 44 is fixedly connected to the swing cylinder mounting plate 45 and the bearing 43. The swing cylinder 44 is located below the swing cylinder mounting plate 45 and the bearing 43, and its center is coaxial with the center of the swing cylinder mounting plate 45 and the bearing 43.

[0034] The rotary assembly 7 is installed in the corresponding bolt holes on the lifting assembly 2 by the rotary assembly mounting screw 37. It controls the rotation process of the rotary assembly 7 through the air circuit assembly 3 and the control unit 4, and controls the movement sequence of the C-beam parts pressing process and trimming process by coordinating with the lifting process of the lifting assembly 2.

[0035] An embodiment of the present invention also provides an automated edge-cutting method for composite material C-beams, comprising the following steps: 1. Install each milling clamping unit on the machine tool table, and adjust the position of the milling clamping unit according to the reference hole to install each set of milling clamping units in place; 2. Further exhaust the cylinders of lifting assembly 2 and rotating assembly 7, so that lifting assembly 2 is in the lowest position, and rotating assembly 7 and swing arm 32 in rotating assembly 7 are in a position parallel to the length direction of milling clamping unit; 3. Further connect the air circuit assembly 3 to the external air circuit, and connect the control unit 4 to the external circuit and control panel. Control the air circuit assembly 3 through the control unit 4 to start the lifting assembly 2 and the rotating assembly 7 on one side of the length direction of the composite material C-beam universal cutting tooling. 4. Further startup and operation: The control unit first supplies air to the linear cylinder 20 in the lifting assembly 2 in the vertical upward direction, causing the linear cylinder 20 to drive the slide rail 27 and the slider 28 to slide upward, thereby further driving the clamping device mounting bracket 23 to move vertically upward, and then driving the rotary assembly 7 mounted on the clamping device mounting bracket 23 to move vertically upward; 5. Further, the control unit 4 issues a command to control the air circuit assembly 3 to supply air to the swing cylinder 44 of the rotary assembly 7 on the running side of the lifting assembly 2 of the composite material C-beam universal trimming tooling in the length direction, so that it swings the swing arm 32 to the direction perpendicular to the length direction of the composite material C-beam universal trimming tooling. 6. Further, the control unit 4 issues a command to control the air circuit assembly 3 to inject air into the linear cylinder 20 in the same side lifting assembly 2 in the downward direction, so that the lifting assembly 2 drives the rotary assembly 7 to move downward, and finally the rubber pressure block 29 in the lifting assembly 2 fits with the welded support 47 in the pressing and positioning support assembly 6, and then a certain pressing force is applied before stopping the operation, so that the pressure is balanced with the downward pressure applied by the linear cylinder 20. 7. Further, through the control unit 4, commands are issued to control the lifting assembly 2 and the rotating assembly 7 on the running side of the universal cutting tool for composite C-beams to operate according to the above steps 3-6, and to make the lifting assembly 2 and the rotating assembly 7 on the other side of the universal cutting tool for composite C-beams reach the clamping requirements. 8. Further, through the control unit 4, a command is issued to inject air into the linear cylinder 20 of the lifting assembly 2 on the first side of the composite material C-beam universal trimming tool in the vertical upward direction, so that the lifting assembly 2 drives the rotary assembly 7 to move upward. 9. Further, the control unit 4 issues a command to supply air to the swing cylinder 44 in the rotary assembly 7, so that it swings the swing arm 32 to the horizontal direction with the length direction of the universal cutting tool for composite material C-beams; 10. Further, through the control unit 4, an instruction is issued to inject air into the linear cylinder 20 of the lifting assembly 2 on the first side of the composite material C-beam universal trimming tool in the vertical downward direction, so that the lifting assembly 2 drives the rotary assembly 7 to move downward, return to the initial position, and stop injecting air. 11. Further, through the control unit 4, a command is issued to make the lifting assembly 2 and the rotating assembly 7, which operate on one side of the composite material C-beam universal trimming tooling in the length direction, run in the order of steps 8-10 above, and return them to their initial positions, thus completing the operation and debugging. 12. Further control unit 4 issues instructions to make the entire operation program run automatically, ensuring that the operation sequence and process are consistent with expectations; 13. Further, place the composite material C-beam part on the composite material C-beam automated universal tooling positioning support assembly 6, and coordinate the positioning holes of the composite material C-beam part with the corresponding positioning holes on the positioning support assembly 6; 14. Further, one end of the positioning pin 49 cylindrical positioning shaft is passed through the positioning lug hole of the composite material C-beam part and the corresponding positioning hole on the positioning support assembly 6 in sequence, so that the composite material C-beam part is accurately positioned on the composite material C-beam automated universal trimming tooling. 15. Through the further control unit 4, an instruction is issued to start the lifting assembly 2 and the rotating assembly 7 on one side of the length direction of the composite material C-shaped beam universal trimming tooling according to the above steps 3-6, and to press the composite material C-shaped parts; 16. Further start the machine tool trimming program to complete the trimming of the composite material C-beam part tooling in the length direction of the lifting assembly 2 and the rotating assembly 7 in the initial state on one side and both ends of the composite material C-beam part, and stop the trimming program. The machine tool spindle head is located outside the automated universal trimming tooling of the composite material C-beam to prevent interference with the running components. 17. Further, follow steps 3-10 above. First, make the lifting assembly 2 and rotating assembly 7, which are not moving on the other side of the length direction of the composite material C-beam part tooling, move and press the part. Then, make the lifting assembly 2 and rotating assembly 7 on the side that moved first in the length direction of the composite material C-beam part tooling return to their initial positions. 18. Further start the machine tool trimming program to complete the trimming of the remaining part of the composite material C-beam part; 19. Further, through the control unit 4, an instruction is issued to make the lifting assembly 2 and the rotating assembly 7, which operate on the side of the composite material C-beam universal trimming tooling in the length direction, operate in the order of steps 8-10 above, and return them to their initial positions. 20. Further pull out the positioning pin 49, and the entire edge trimming work can be completed for the lower composite material C-beam part. Clean the automated universal edge trimming tooling for the composite material C-beam to prepare for the next edge trimming work.

[0036] The above description merely illustrates embodiments of the present invention and is quite specific and detailed; however, it should not be construed as limiting the scope of the patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of the present invention, and these all fall within the scope of protection of the present invention. Furthermore, any parts of the present invention not described in detail are conventional techniques.

Claims

1. An automated edge-cutting device for composite material C-shaped beams, characterized in that, include: Multiple milling and clamping units are provided, and their positions are determined according to the structure and cutting requirements of the composite material C-beam. Each milling and clamping unit includes: a fixed support (1), a lifting assembly (2), an air circuit assembly (3), a control unit (4), and a rotating assembly (7). The lifting assembly (2), air circuit assembly (3), control unit (4), and rotating assembly (7) are mounted on the fixed support (1). The fixed support (1) is the overall support frame of the milling and clamping unit, used for positioning and installing the lifting assembly (2), air circuit assembly (3), control unit (4), and rotating assembly (7). The rotating assembly (7) is mounted on the lifting assembly (2). The control unit (4) is electrically connected to the air circuit assembly (3), and the air circuit assembly (3) is air-connected to the rotating assembly (7) and the lifting assembly (2). The pneumatic assembly (3) and the control unit (4) are control modules, and the lifting assembly (2) and the rotary assembly (7) are motion modules. The pneumatic assembly (3) and the control unit (4) control the rotary process of the rotary assembly (7) and control the lifting process of the lifting assembly (2) to realize the control of the motion sequence of the pressing process and the cutting process of the C-shaped beam parts.

2. The apparatus as claimed in claim 1, characterized in that, The device also includes a horizontal adjustment plate (5) and a positioning support assembly (6) mounted on a fixed support (1). The positioning support assembly (6) is installed on the horizontal adjustment plate (5), and the positioning support assembly (6) is provided with multiple sets of positioning pin holes for positioning composite material C-shaped beams.

3. The apparatus as described in claim 2, characterized in that, The bottom of the horizontal adjustment plate (5) is provided with a clearance surface for adjusting the height and horizontal position of the positioning support component (6).

4. The apparatus as claimed in claim 2, characterized in that, The device also includes an accordion-style cover (8) and a steel protective cover assembly (9) fixed on a fixed support (1). The accordion-style cover (8) and the steel protective cover assembly (9) are connected, and the accordion-style cover (8) can move up and down with the lifting assembly (2).

5. The apparatus as claimed in claim 1, characterized in that, The fixed support (1) includes: base plate (10), channel steel (11), square steel (12), slider mounting plate (13), blocking plate (14), top plate (15), dust cover mounting plate (16), dust cover mounting screw (17), reference plate (18), and pad (19). Among them, the channel steel (11) is welded to the base plate (10), and the channel steel (11) is located on the outer boundary of the square base plate (10); the square steel (12) is welded to the base plate (10), and the square steel (12) is located at the four corners and the middle of the square base plate (10); the slider mounting plate (13) is welded to the square steel (12), and the slider mounting plate (13) is located at the top of the side of the square steel (12) column; the blocking plate (14) is welded to the square steel (12), and the blocking plate (14) is located at the top of the square steel (12) column. End face; top plate (15) is welded to square steel (12), top plate (15) is located on the upper end face of square steel (12); dust cover mounting plate (16) is fixedly connected to square steel (12) by dust cover mounting screw (17), dust cover mounting plate (16) is located in the middle of the side of square steel (12); reference plate (18) is welded to bottom plate (10), reference plate (18) is located at the bottom of bottom plate (10); pad plate (19) is welded to channel steel (11), pad plate (19) is located on the outer side of U-shaped groove of channel steel (11); steel protective cover assembly (9) is fixedly connected to channel steel (11) and dust cover mounting plate (16).

6. The apparatus as claimed in claim 1, characterized in that, The lifting assembly (2) includes: a linear cylinder (20), a spiral hose (21), a slide rail mounting channel steel (22), a clamping device mounting bracket (23), a bracket mounting screw (24), a cylinder connector (25), a dust cover mounting bracket (26), a slide rail (27), and a slider (28); The linear cylinder (20) is fixedly connected to the clamping device mounting bracket (23) via the cylinder connector (25), with the connection position located at the middle of the bottom of the clamping device mounting bracket (23); the spiral hose (21) is located in the U-shaped groove of the slide rail mounting channel steel (22), with both ends connected to the air circuit assembly (3) and the rotary assembly (7) respectively; the slide rail mounting channel steel (22) is fixedly connected to the clamping device mounting bracket (23) via the bracket mounting screws (24), and is located at both ends of the bottom of the clamping device mounting bracket (23); the dust cover mounting bracket (26) is connected to the clamping device... The mounting bracket (23) is fixedly connected and located at the bottom of the clamping device mounting bracket (23); the slide rail (27) is fixedly connected to the slide rail mounting channel steel (22) and located on the other side opposite to the U-shaped groove of the slide rail mounting channel steel (22); the slider (28) is slidably connected to the slide rail (27) and the slider (28) is located on the slide rail (27); the lifting assembly (2) is connected to the slider mounting plate (13) of the fixed support (1) through the slide rail (27) and the slider (28); the bellows-style cover (8) is fixedly connected to the clamping device mounting bracket (23).

7. The apparatus as claimed in claim 2, characterized in that, The positioning support assembly (6) includes: an internal threaded positioning pin (46), a welding support (47), a positioning support assembly mounting screw (48), and a positioning pin (49); the internal threaded positioning pin (46) is interference-fitted with the welding support (47), and the internal threaded positioning pin (46) is located in the positioning pin hole at the bottom of the welding support (47); the positioning support assembly mounting screw (48) is connected to the welding support (47) with a 0.5-1mm gap on one side, and is located in the bolt hole at the bottom of the welding support (47); the positioning pin (49) is clearance-fitted with the welding support (47), and is located in the positioning pin hole on the positioning surface of the welding support (47); The positioning support assembly (6) is mounted on the horizontal adjustment plate (5) by means of internal thread positioning pin (46) and positioning support assembly mounting screw (48); the welding support (47) is provided with multiple sets of positioning pin holes to adapt to the positioning requirements of different C-beam parts, and the C-beam parts are positioned on the positioning support assembly (6) by means of positioning pin (49).

8. The apparatus as claimed in claim 1, characterized in that, The rotary assembly (7) includes: a rubber pressure block (29), a screw (30), a locking nut (31), a swing arm (32), a push block (33), a wing nut (34), a ball plunger (35), a housing (36), a rotary assembly mounting screw (37), a seated bearing (38), a cover plate (39), a bearing mounting screw (40), a bearing seat mounting plate (41), a hexagonal support (42), a bearing (43), a swing cylinder (44), and a swing cylinder mounting plate (45). The adjusting clamping assembly consists of a rubber pressure block (29), a screw (30), a locking nut (31), a push block (33), a wing nut (34), and a ball plunger (35). The rubber pressure block (29) is fixedly connected to the screw (30) and is located at one end of the spherical thread of the screw (30). The locking nut (31), the push block (33), and the wing nut (34) are threadedly connected to one end of the flat thread of the screw (30). The adjusting clamping assembly is movably connected to the swing arm (32) and is installed in the slot of the swing arm (32). The swing arm (32) is located between the locking nut (31) and the push block (33). The swing arm (32) is fixedly connected to the bearing (43), cover plate (39), and bearing seat mounting plate (41) by bearing mounting screws (40). The cover plate (39) is located on the upper end face of the round hole at the non-slot end of the swing arm (32), and the bearing seat mounting plate (41) is located on the lower end face of the round hole at the non-slot end of the swing arm (32). The mounting screws (40) pass through the center hole at the non-slot end of the cover plate (39) and the swing arm (32) in sequence, and are screwed into the center threaded hole at the upper end face of the bearing seat mounting plate (41). The mounted bearing (38) is fixedly connected to the bearing housing mounting plate (41), and the mounted bearing (38) is located in the groove on the bottom surface of the bearing housing mounting plate (41); the hexagonal support (42) is fixedly connected to the bearing housing mounting plate (41), and the hexagonal support (42) is located on the outer periphery of the mounted bearing (38) on the bottom surface of the bearing housing mounting plate (41); the center hole of the hexagonal support (42) corresponds to the positioning hole on the bottom surface of the bearing housing mounting plate (41); the rotary assembly mounting screw (37) is gap-connected to the bearing housing mounting plate (41), and the rotary assembly mounting screw (37) is located in the bolt hole at one square end of the bearing housing mounting plate (41); the large end of the bearing (43) is fixedly connected to the mounted bearing (38), and the small end is fixedly connected to the swing cylinder (44), and the bearing (43) is located between the center positioning hole on the bottom surface of the mounted bearing (38) and the swing shaft of the swing cylinder (44); The swing cylinder mounting plate (45) is fixedly connected to the hexagonal support column (42) and the swing cylinder (44). The lower surface of the swing cylinder mounting plate (45) is attached to the positioning surface at one end of the swing shaft of the swing cylinder (44), and the upper surface is fixedly connected to the hexagonal support column (42). The bolt holes on the periphery of the swing cylinder mounting plate (45) correspond one-to-one with the corresponding thread holes of the hexagonal support column (42). The swing cylinder (44) is fixedly connected to the bearing (43). The swing cylinder (44) is located on the lower side of the swing cylinder mounting plate (45) and the bearing (43), and its center is coaxial with the center of the swing cylinder mounting plate (45) and the bearing (43). The rotary assembly (7) is installed in the corresponding bolt holes on the lifting assembly (2) by the rotary assembly mounting screw (37).

9. An automated edge-cutting method for composite material C-beams, characterized in that, The method, used in the apparatus of any one of claims 1 to 8, comprises: Step 1: Exhaust the cylinders of the lifting assembly (2) and the rotating assembly (7) to make the lifting assembly (2) the lowest position and make the swing arm (32) of the rotating assembly (7) parallel to the length direction of the milling and clamping unit; fix the composite material C-beam part on the positioning support assembly (6); Step 2: Drive the air circuit assembly (3) through the control unit (4) to start the lifting assembly (2) and the rotating assembly (7) on one side of the length direction of the trimming device; The control unit (4) controls the air circuit assembly (3) to make the lifting assembly (2) drive the rotating assembly (7) to move vertically upward; The control unit (4) controls the air circuit assembly (3) to make the swing arm (32) of the rotating assembly (7) perpendicular to the length direction of the trimming device; The control unit (4) controls the air circuit assembly (3) to make the lifting assembly (2) drive the rotating assembly (7) to move downward, and stop running after applying a certain clamping force to the composite material C-beam; Step 3: Call the trimming program to trim one side of the edge; Step 4: Following Step 2, ensure that the lifting assembly (2) and rotating assembly (7) on the other side of the length direction of the cutting device meet the clamping requirements; Step 5: The control unit (4) controls the air circuit assembly (3) to make the lifting assembly (2) on the side of the cutting device that runs first in the length direction drive the rotating assembly (7) to run upward; the control unit (4) controls the air circuit assembly (3) to make the swing arm (32) of the rotating assembly (7) swing to be parallel to the length direction of the cutting device; the control unit (4) controls the air circuit assembly (3) to make the lifting assembly (2) on the side that runs first drive the rotating assembly (7) to run downward, return to the initial position, and stop the air injection; Step 6: Call the trimming program to trim the other side; Step 7: Following step 5, return the lifting assembly (2) and rotating assembly (7) on the other side of the length direction of the cutting device to their initial positions and stop the gas injection.

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