A kind of cartridge structure piece milling trimming processing device

Abstract

The application provides a kind of shell structure piece milling trimming processing device, relating to shell processing technical field.It includes machine body, workpiece, lifting assembly, rotary servo motor, radial assembly, angle adjusting assembly, collection assembly, inner support assembly, clamping assembly, milling assembly;The lifting assembly is arranged in the upper part of machine body, for providing vertical lifting function;The rotary servo motor is installed on the lifting part of lifting assembly, for providing controllable rotation function;The radial assembly is arranged on the rotation end of rotary servo motor, for controlling the radial position of milling;The angle adjusting assembly is arranged in the lower part of radial assembly, for controlling the milling angle.Through the setting of angle adjusting assembly, the milling angle can be changed, the trimming operation suitable for the expanding mouth edge of cannon shell is realized, and without replacing the milling tool, the trimming operation of inner circle and outer circle edge can be carried out, and the trimming effect is good.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of shell machining, in particular to a shell structure part milling and edge trimming machining device. BACKGROUND

[0002] A missile shell is usually divided into multiple segments for mounting power devices, guidance systems, warheads and other functional modules, wherein the tail shell and the connecting part of the shell of other segments need to be trimmed by a milling device to remove edge burrs and improve the tightness of the connecting surface.

[0003] In the related art, a milling repair device for surface damage of an optical crystal is disclosed in CN115365551A, which comprises a repair table, a bearing frame is fixedly installed at the rear edge of the upper end face of the repair table, two groups of reinforcing rib plates are fixedly installed on the two sides of the bearing frame, the lower end of the reinforcing rib plate is fixedly connected with the repair table, a milling part is installed at the front end of the bearing frame, a clamping part is installed in front of the upper end bearing frame of the repair table, and the clamping part is connected with the milling part.

[0004] The cutter of the above-mentioned milling repair device is vertically arranged and can repair the damage of the surface of the crystal, but it is not suitable for the edge surface in the inclined state of the missile shell workpiece and cannot mill the edge of the workpiece, which has limitations. SUMMARY

[0005] In view of the deficiencies of the prior art, the application provides a shell structure part milling and edge trimming machining device, which solves the problem that the milling cutter cannot be suitable for the edge in the inclined state.

[0006] To achieve the above-mentioned purposes, the application is implemented by the following technical solutions: a shell structure part milling and edge trimming machining device, comprising a machine body, a workpiece, and further comprising:

[0007] A lifting assembly is arranged on the upper part of the machine body and is used to provide vertical lifting function;

[0008] A rotary servo motor is installed on the lifting part of the lifting assembly and is used to provide controllable rotation function;

[0009] A radial assembly is arranged on the rotation end of the rotary servo motor and is used to control the radial position of milling;

[0010] An angle adjusting assembly is arranged on the lower part of the radial assembly and is used to control the milling angle;

[0011] A collecting assembly is arranged on the bottom of the angle adjusting assembly and is used to collect the milling debris;

[0012] An inner support assembly is arranged at the lower part of the machine body, coaxially arranged with the rotation axis of the rotation servo motor, and used for positioning the workpiece;

[0013] A clamping assembly is arranged at the outer side of the workpiece, and used for clamping the workpiece;

[0014] A milling assembly is arranged on the rotating part of the angle adjusting assembly, and used for providing the milling function. By arranging the angle adjusting assembly, the milling angle can be changed, the edge trimming operation suitable for the expanding opening edge of the shell of the cannonball can be realized, and the edge trimming operation of the inner and outer edges can be performed without replacing the milling tool, and the edge trimming effect is good. By arranging the collecting assembly and the inner support assembly, the workpiece can be supported from the inside to the outside by the cooperation of the collecting assembly and the inner support assembly, and the milling debris of the inner edge can be collected, so as to avoid the damage of the debris to the inner surface of the workpiece.

[0015] Preferably, the lifting assembly comprises a frame fixedly arranged on the machine body, a light rod fixedly connected in the frame, and a servo push rod, wherein the telescopic end of the servo push rod is fixedly connected with a lifting frame, and the light rod passes through the lifting frame and is in sliding cooperation with each other.

[0016] Preferably, the radial assembly comprises a radial frame fixedly arranged at the rotation end of the rotation servo motor, a radial servo motor fixedly arranged at one end of the radial frame, a radial screw rod fixedly connected at the output end of the radial servo motor, a radial seat slidingly connected in the radial frame, and the radial screw rod passes through the radial seat and is in thread cooperation with each other, a distance sensor fixedly arranged at the other end of the radial frame, a following plate fixedly connected at the rear part of the radial seat, and an angle sensor fixedly arranged at the center of the following plate.

[0017] Preferably, the angle adjusting assembly comprises an angle adjusting frame fixedly arranged at the lower part of the radial frame, a vertical rod fixedly connected in the angle adjusting frame, an angle adjusting servo motor fixedly arranged in the angle adjusting frame, an angle adjusting screw rod fixedly connected at the output end of the angle adjusting servo motor, an angle adjusting seat slidingly connected on the vertical rod, and the angle adjusting screw rod passes through the angle adjusting seat and is in thread cooperation with each other, a rotating arm arranged at the side of the angle adjusting seat away from the angle adjusting frame, an auxiliary seat movably connected at one end of the rotating arm away from the angle adjusting seat, the auxiliary seat is fixedly connected with the radial frame, a rotating plate slidingly connected on the rotating arm, the upper shaft of the rotating plate is in rotating cooperation with the radial seat, the angle sensor is fixedly connected with the upper shaft of the rotating plate, one end of the rotating arm close to the angle adjusting seat is rotatably connected with a compensation block, one side of the angle adjusting seat close to the compensation block is fixedly connected with a compensation rod, the compensation rod passes through the compensation block and is in sliding cooperation with each other, and a spring is fixedly connected between the angle adjusting seat and the compensation block.

[0018] Preferably, the collecting assembly comprises a collecting frame fixedly installed at the bottom of the angle adjusting frame, a connecting bolt is threadedly installed at the lower part of the collecting frame, the connecting bolt is coaxially arranged with the rotation axis of the rotary servo motor, and a collecting umbrella is fixedly connected to the lower end of the connecting bolt.

[0019] Preferably, the inner supporting assembly comprises a limiting ring fixedly installed at the lower surface of the machine body, an inner supporting rail, an inner supporting block slidingly connected to the inner supporting rail, a bottom shell fixedly connected at the center of the limiting ring, an extension tube fixedly connected between the bottom shell and the inner supporting block, a hollow tube fixedly connected to the upper part of the bottom shell, an elastic strip fixedly connected to the upper surface of the inner supporting block, a middle air bag fixedly connected to the middle part of the hollow tube, a top air bag fixedly connected to the top of the hollow tube, and the bottom shell is connected with the multifunctional air pump, and the bottom shell is in communication with the extension tube, the hollow tube, the middle air bag and the top air bag.

[0020] Preferably, the clamping assembly comprises a clamping cylinder fixedly installed at the lower part of the machine body, a clamping block fixedly connected to the output end of the clamping cylinder, and a secondary lever fixedly connected to the clamping block.

[0021] Preferably, the milling assembly comprises a milling motor fixedly installed on the rotating plate, and a milling cutter fixedly connected to the output end of the milling motor.

[0022] The application provides a kind of shell structure piece milling trimming processing device. It has the following beneficial effects:

[0023] 1. The angle adjusting assembly can change the milling angle, realize trimming operation suitable for the edge of the expanded opening of the shell of the cannonball, and can perform trimming operation on the inner and outer edges without replacing the milling cutter, and the trimming effect is good.

[0024] 2. The collecting assembly and the inner supporting assembly can support the workpiece from the inside to the outside, and collect the milling debris of the inner edge, so as to avoid damage to the inner surface of the workpiece by the debris.

[0025] 3. The application has simple structure, low investment cost and high automation degree, and is especially suitable for edge trimming of missile shell. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a perspective view of the whole application;

[0027] Figure 2 It is a front view of the whole application;

[0028] Figure 3 It is a sectional view of the whole application;

[0029] Figure 4 isometric view of the radial assembly, the angle adjusting assembly and the collection assembly in the present application;

[0030] Figure 5 exploded isometric view of the compensation block part in the present application;

[0031] Figure 6 isometric view of the clamping assembly and the inner support assembly in the present application;

[0032] Figure 7 exploded isometric view of the inner support assembly in the present application.

[0033] Wherein, 1, the machine body; 2, the lifting assembly; 3, the rotary servo motor; 4, the radial assembly; 5, the clamping assembly; 6, the angle adjusting assembly; 7, the collection assembly; 8, the milling assembly; 9, the inner support assembly; 10, the workpiece; 11, the multifunctional air pump; 201, the servo push rod; 202, the frame; 203, the light pole; 204, the lifting frame; 401, the radial frame; 402, the radial servo motor; 403, the radial screw; 404, the radial seat; 405, the following plate; 406, the distance sensor; 407, the angle sensor; 501, the clamping cylinder; 502, the auxiliary rod; 503, the clamping block; 601, the angle adjusting frame; 602, the vertical rod; 603, the angle adjusting servo motor; 604, the angle adjusting screw; 605, the angle adjusting seat; 606, the spring; 607, the compensation rod; 608, the rotating plate; 609, the rotating arm; 610, the compensation block; 611, the auxiliary seat; 701, the collection frame; 702, the connecting bolt; 703, the collection umbrella; 901, the limiting ring; 902, the inner support rail; 903, the inner support block; 904, the bottom shell; 905, the hollow tube; 906, the middle air bag; 907, the top air bag; 908, the elastic strip; 909, the telescopic tube. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0035] As Figures 1-7 shown, the embodiment of the present application provides a milling and trimming processing device for a shell structure piece, which comprises a machine body 1 and a workpiece 10.

[0036] Referring to Figure 1 , Figure 2, the body 1 provides stable support force and sufficient installation space, the lower part of the body 1 is reserved for the space for the rotation of the radial assembly 4, and the smoothness of the trimming process is ensured; the workpiece 10 is a cannon shell product, and the edge of the connecting surface is in an expanded state.

[0037] Also includes:

[0038] The lifting assembly 2 is arranged on the upper part of the body 1 and is used for providing vertical lifting function; the lifting assembly 2 comprises a frame 202 fixedly installed on the body 1, a servo push rod 201, the frame 202 is fixedly connected with a light rod 203, the telescopic end of the servo push rod 201 is fixedly connected with a lifting frame 204, and the light rod 203 passes through the lifting frame 204 and is in sliding fit with each other;

[0039] Reference Figure 1 The servo push rod 201 is electrified and works under the action of the controller, can drive the lifting frame 204 to vertically move along the length direction of the light rod 203, can realize the functions of upward movement and downward movement, and is convenient for trimming.

[0040] The rotary servo motor 3 is installed on the lifting component of the lifting assembly 2 and is used for providing controllable rotation function;

[0041] Reference Figure 1 The rotary servo motor 3 is electrified and works under the action of the controller, can drive the rotation of the rotation axis, can realize the process of rotating one circle, and the rotation direction and speed can be controlled.

[0042] The radial assembly 4 is arranged on the rotation end of the rotary servo motor 3 and is used for controlling the radial position of milling; the radial assembly 4 comprises a radial frame 401 fixedly installed on the rotation end of the rotary servo motor 3, a radial servo motor 402 fixedly installed on one end of the radial frame 401, a radial screw rod 403 fixedly connected with the output end of the radial servo motor 402, a radial seat 404 slidingly connected in the radial frame 401, the radial screw rod 403 passes through the radial seat 404 and is in thread cooperation with each other, a distance sensor 406 fixedly installed on the other end of the radial frame 401, a following plate 405 fixedly connected with the rear part of the radial seat 404, and an angle sensor 407 fixedly installed at the center of the following plate 405;

[0043] Reference Figure 3 、 Figure 4 、 Figure 5, radial servo motor 402 works under the action of power supply, controller, radial servo motor 402 drives radial lead screw 403 to rotate, thereby driving radial seat 404 to move along the radial direction, distance sensor 406 can select GP2Y0A60SZ0F infrared distance sensor to detect the position of radial seat 404 in real time, and the milling amount can also be controlled by changing the radial distance; the radial position of milling can be controlled by radial adjustment, which is suitable for shell products with different radii.

[0044] Angle adjusting assembly 6 is arranged at the lower part of radial assembly 4, and is used for controlling the milling angle; the angle adjusting assembly 6 comprises an angle adjusting frame 601 fixedly installed at the lower part of the radial frame 401, a vertical rod 602 fixedly connected in the angle adjusting frame 601, an angle adjusting servo motor 603 fixedly installed in the angle adjusting frame 601, an angle adjusting screw rod 604 fixedly connected at the output end of the angle adjusting servo motor 603, an angle adjusting seat 605 slidably connected on the vertical rod 602, the angle adjusting screw rod 604 penetrating through the angle adjusting seat 605 and being threadedly matched with each other, a rotating arm 609 arranged at the side of the angle adjusting seat 605 away from the angle adjusting frame 601, an auxiliary seat 611 movably connected at one end of the rotating arm 609 away from the angle adjusting seat 605, the auxiliary seat 611 being fixedly connected with the radial frame 401, a rotating plate 608 slidably connected on the rotating arm 609, the upper shaft of the rotating plate 608 being rotationally matched with the radial seat 404, an angle sensor 407 fixedly connected with the upper shaft of the rotating plate 608, a compensation block 610 rotationally connected at one end of the rotating arm 609 close to the angle adjusting seat 605, a compensation rod 607 fixedly connected at one side of the angle adjusting seat 605 close to the compensation block 610, the compensation rod 607 penetrating through the compensation block 610 and being slidably matched with each other, and a spring 606 fixedly connected between the angle adjusting seat 605 and the compensation block 606;

[0045] Reference Figure 3 , Figure 4 , Figure 5 When the angle adjusting operation is performed, the angle adjusting servo motor 603 works under the action of power supply and controller, drives the angle adjusting screw rod 604 to rotate, thereby drives the angle adjusting seat 605 to move along the vertical rod 602, and can move upward or downward;

[0046] When the angle adjusting seat 605 is at the middle part, the rotating arm 609 is in a horizontal state, at this time, the rotating plate 608 is in a vertical state, and the milling operation can be performed in the vertical state;

[0047] When the angle adjusting seat 605 moves upward from the middle part, the rotating arm 609 changes from the horizontal state to an inclined state with the left end high and the right end low, at this time, the milling assembly 8 can perform the milling operation in the right inclined state, which is suitable for the edge trimming operation of the outer circle surface of the workpiece 10 and the inner circle edge of the workpiece 10;

[0048] When the angle adjusting base 605 moves downward from the middle, the rotating arm 609 changes from the horizontal state to the inclined state with the left end low and the right end high, at this time, the milling assembly 8 can perform the milling operation in the left inclined state, which is suitable for the trimming operation of the product outer edge;

[0049] Due to the rotation of the rotating arm 609, there is a displacement amount in the length direction of the rotating arm 609, at this time, the spring 606 will be stretched, and the compensation block 610 will slide on the compensation rod 607 to compensate for the displacement amount, so as to ensure the smooth rotation of the rotating arm 609, at the same time, the auxiliary seat 611 is provided with an arc-shaped groove, and the end of the rotating arm 609 close to the auxiliary seat 611 will move in the arc-shaped groove, meeting the requirement of angle change;

[0050] The rotation of the rotating arm 609 drives the rotating plate 608 to rotate, and the upper shaft of the rotating plate 608 rotates synchronously, thereby controlling the rotation of the measuring end shaft of the angle sensor 407, realizing real-time measurement of the rotating angle amount, and feeding back whether the angle adjustment is in place according to the change of the angle amount.

[0051] The collecting assembly 7 is arranged at the bottom of the angle adjusting assembly 6, and is used for collecting the milling debris; the collecting assembly 7 includes a collecting frame 701 fixedly installed at the bottom of the angle adjusting frame 601, a connecting bolt 702 threadedly installed at the lower part of the collecting frame 701, the connecting bolt 702 being coaxially arranged with the rotation axis of the rotary servo motor 3, and a collecting umbrella 703 fixedly connected to the lower end of the connecting bolt 702;

[0052] Reference Figure 3 、 Figure 4 When the workpiece 10 is clamped, the collecting assembly 7 is driven by the lifting assembly 2 to move downward as a whole, the collecting umbrella 703 concentrically contacts and extrudes the top air bag 907, so that the middle part of the top air bag 907 is concave downward to fit the shape of the collecting umbrella 703, and since the top air bag 907 is inflated to tightly adhere to the inner wall of the workpiece 10, the debris falling on the surface of the top air bag 907 will gather at the center of the collecting umbrella 703 under the action of gravity, and the upper surface of the collecting umbrella 703 is a concave umbrella shape, so the debris will not fall off, thereby facilitating subsequent upward movement to take out the debris, and realizing the function of collecting the debris;

[0053] If it is necessary to adjust the height of the collecting umbrella 703, the connecting bolt 702 is rotated, and the height of the collecting umbrella 703 is controlled to rise or fall by the threaded cooperation between the connecting bolt 702 and the collecting frame 701, thereby realizing the function of flexible adjustment of the height of the collecting umbrella 703.

[0054] The inner support assembly 9 is arranged at the lower part of the machine body 1 and coaxially arranged with the rotation axis of the rotary servo motor 3, and is used for positioning the workpiece 10; the inner support assembly 9 comprises a limiting ring 901 fixedly installed on the lower surface of the machine body 1, an inner support rail 902, an inner support block 903 slidably connected on the inner support rail 902, a bottom shell 904 fixedly connected at the center of the limiting ring 901, an extension tube 909 fixedly connected between the bottom shell 904 and the inner support block 903, a hollow tube 905 fixedly connected on the upper part of the bottom shell 904, a spring strip 908 fixedly connected on the upper surface of the inner support block 903, a middle air bag 906 fixedly connected on the middle part of the hollow tube 905, a top air bag 907 fixedly connected on the top of the hollow tube 905, and the bottom shell 904 is connected with the multifunctional air pump 11, and the bottom shell 904 is in communication with the extension tube 909, the hollow tube 905, the middle air bag 906 and the top air bag 907;

[0055] Reference Figure 3 、 Figure 6 、 Figure 7 When the inner support is operated, the coaxial cover of the workpiece 10 is placed on the inner support block 903, the multifunctional air pump 11 is powered to generate a gas source, the gas source enters the bottom shell 904 and the extension tube 909, the extension tube 909 is driven to elongate by the gas pressure, drives the inner support block 903 to move outward on the inner support rail 902, realizes the function of supporting the workpiece 10 from inside to outside, because the bottom shell 904 is in communication with the extension tube 909, the hollow tube 905, the middle air bag 906 and the top air bag 907, the gas will enter the middle air bag 906 and the top air bag 907, the middle air bag 906 is in a state of large upper part and small lower part, can expand to drive the spring strip 908 to deform outward, realizes the function of limiting the middle part of the workpiece 10; at the same time, the expansion of the top air bag 907 can fill the inner cavity of the upper part of the workpiece 10, prevent the debris from entering the inside of the workpiece 10, realize the function that the upper part, the middle part and the lower part of the workpiece 10 are supported, ensure the stability of the workpiece 10.

[0056] The clamping assembly 5 is arranged outside the workpiece 10 and is used for clamping the workpiece 10; the clamping assembly 5 comprises a clamping cylinder 501 fixedly installed on the lower part of the machine body 1, a clamping block 503 fixedly connected on the output end of the clamping cylinder 501, a secondary rod 502 fixedly connected on the clamping block 503, and the secondary rods 502 penetrate through the machine body 1 and are slidably matched with each other;

[0057] Reference Figure 6 When the clamping is operated, the clamping cylinder 501 works under the action of the external gas source and the controller, drives the clamping block 503 to approach the outer surface of the workpiece 10, the clamping block 503 is matched with the shape of the workpiece 10, can clamp the workpiece 10 from outside to inside, ensure the stability of the workpiece 10.

[0058] A milling assembly 8 is installed on the rotating part of the angle adjusting assembly 6 to provide a milling function; the milling assembly 8 comprises a milling motor fixedly installed on the rotating plate 608, and the output end of the milling motor is fixedly connected with a milling cutter;

[0059] Reference Figure 6 、 Figure 3 、 Figure 2 When the milling operation is performed, the milling motor works under the action of the external power supply and the controller to drive the milling cutter to rotate, thereby realizing the cutting function of providing the milling effect; wherein the milling cutter can be any one of a vertical milling cutter, a flat milling cutter, a ball milling cutter, and a taper milling cutter; the above-mentioned milling motor, radial servo motor 402, rotary servo motor 3, and angle adjusting servo motor 603 can all be servo motors, such as HG-KN43BJ servo motors of Mitsubishi series.

[0060] Working principle: the lifting assembly 2 is in the original position, the workpiece 10 is coaxially placed on the inner supporting block 903, the multifunctional air pump 11 is powered to generate air source, the air source enters the bottom shell 904 and the telescopic pipe 909, the telescopic pipe 909 is elongated by the air pressure to drive the inner supporting block 903 to move outward on the inner supporting rail 902, thereby realizing the function of supporting the workpiece 10 from inside to outside; at the same time, the gas enters the middle air bag 906 and the top air bag 907, the middle air bag 906 is in a state of being large at the upper part and small at the lower part, can be expanded to drive the elastic strip 908 to deform outward, thereby realizing the function of limiting the middle part of the workpiece 10; at the same time, the expansion of the top air bag 907 fills the inner cavity of the upper part of the workpiece 10 to prevent debris from entering the inside of the workpiece 10;

[0061] The radial servo motor 402 drives the radial lead screw 403 to rotate, thereby driving the radial seat 404 to move radially, and the distance sensor 406 detects the position of the radial seat 404 in real time, thereby realizing the function of precise adjustment according to the radius of the workpiece 10;

[0062] The servo push rod 201 works to drive the lifting frame 204 to move vertically downward along the length direction of the light pole 203, the collecting umbrella 703 is in contact with and presses the top air bag 907, the middle part of the top air bag 907 is concave to fit the shape of the collecting umbrella 703, and since the top air bag 907 is inflated to tightly adhere to the inner wall of the workpiece 10, the debris falling on the surface of the top air bag 907 will gather at the center of the collecting umbrella 703 under the action of gravity, thereby realizing the function of collecting debris, and being suitable for use in inner ring trimming operation;

[0063] When the angle adjusting operation is needed, the angle adjusting servo motor 603 works to drive the angle adjusting lead screw 604 to rotate, thereby driving the angle adjusting seat 605 to move along the vertical pole 602;

[0064] When the angle adjusting seat 605 is in the middle, the rotating arm 609 is in the horizontal state, at this time, the rotating plate 608 is in the vertical state, and the milling operation can be performed in the vertical state;

[0065] When the angle adjusting seat 605 is moved upward from the middle, the rotating arm 609 is changed from the horizontal state to the inclined state with the left end high and the right end low, at this time, the milling assembly 8 can perform the milling operation in the right inclined state, which is suitable for the outer expanding outer cylindrical surface and the trimming operation of the inner ring edge of the workpiece 10;

[0066] When the angle adjusting seat 605 is moved downward from the middle, the rotating arm 609 is changed from the horizontal state to the inclined state with the left end low and the right end high, at this time, the milling assembly 8 can perform the milling operation in the left inclined state, which is suitable for the trimming operation of the product outer edge;

[0067] When the angle adjusting is completed, the rotary servo motor 3 works to drive the rotation shaft to rotate, thereby driving the radial assembly 4 to rotate a circle as a whole to realize the trimming operation.

[0068] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A milling and trimming device for cartridge case structural parts, comprising a body (1) and a workpiece (10), characterized in that, Also includes: Lifting assembly (2), which is located on the upper part of the body (1) and is used to provide vertical lifting function; Rotary servo motor (3), which is mounted on the lifting component of the lifting assembly (2) to provide controllable rotation function; Radial component (4), which is located on the rotation end of rotary servo motor (3) and is used to control the radial position of milling; An angle adjustment assembly (6) is located at the lower part of the radial assembly (4) and is used to control the milling angle. The angle adjustment assembly (6) includes an angle adjustment frame (601) fixedly installed at the lower part of the radial frame (401). A vertical rod (602) is fixedly connected inside the angle adjustment frame (601). An angle adjustment servo motor (603) is fixedly installed inside the angle adjustment frame (601). An angle adjustment screw (604) is fixedly connected to the output end of the angle adjustment servo motor (603). An angle adjustment seat (605) is slidably connected on the vertical rod (602). The angle adjustment screw (604) passes through the angle adjustment seat (605) and is threadedly engaged with it. A rotating arm (609) is provided on the side of the angle adjustment seat (605) away from the angle adjustment frame (601). The rotating arm (609) is located away from the angle adjustment seat (601). One end of the 05) is movably connected to an auxiliary seat (611), the auxiliary seat (611) is fixedly connected to a radial frame (401), a rotating plate (608) is slidably connected to the rotating arm (609), the upper shaft of the rotating plate (608) is rotatably engaged with the radial seat (404), the angle sensor (407) is fixedly connected to the upper shaft of the rotating plate (608), a compensation block (610) is rotatably connected to one end of the rotating arm (609) near the angle adjustment seat (605), a compensation rod (607) is fixedly connected to one side of the angle adjustment seat (605) near the compensation block (610), the compensation rod (607) passes through the compensation block (610) and is slidably engaged with each other, and a spring (606) is fixedly connected between the angle adjustment seat (605) and the compensation block (610). A collection component (7) is located at the bottom of the angle adjustment component (6) and is used to collect the debris generated during milling. The inner support assembly (9) is located at the lower part of the machine body (1). The inner support assembly (9) is coaxially arranged with the rotation axis of the rotary servo motor (3) and is used to internally support and position the workpiece (10). Clamping assembly (5), which is located on the outside of workpiece (10) and is used to clamp workpiece (10). A milling assembly (8) is mounted on the rotating part of the angle adjustment assembly (6) to provide milling functionality.

2. The milling and trimming device for cartridge case structural parts according to claim 1, characterized in that: The lifting assembly (2) includes a frame (202) and a servo push rod (201) fixedly installed on the body (1). A light rod (203) is fixedly connected inside the frame (202). A lifting frame (204) is fixedly connected to the telescopic end of the servo push rod (201). The light rod (203) passes through the lifting frame (204) and slides with each other.

3. The milling and trimming device for cartridge case structural parts according to claim 2, characterized in that: The radial assembly (4) includes a radial frame (401) fixedly mounted on the rotation end of the rotary servo motor (3). A radial servo motor (402) is fixedly mounted on one end of the radial frame (401). A radial lead screw (403) is fixedly connected to the output end of the radial servo motor (402). A radial seat (404) is slidably connected inside the radial frame (401). The radial lead screw (403) passes through the radial seat (404) and is threadedly engaged with it. A distance sensor (406) is fixedly mounted on the other end of the radial frame (401). A follower plate (405) is fixedly connected to the rear of the radial seat (404). An angle sensor (407) is fixedly mounted at the center of the follower plate (405).

4. The milling and trimming device for cartridge case structural parts according to claim 1, characterized in that: The collection assembly (7) includes a collection frame (701) fixedly installed at the bottom of the angle adjustment frame (601). A connecting bolt (702) is threaded on the lower part of the collection frame (701). The connecting bolt (702) is coaxially arranged with the rotation shaft of the rotary servo motor (3). A collection umbrella (703) is fixedly connected to the lower end of the connecting bolt (702).

5. The milling and trimming device for cartridge case structural parts according to claim 1, characterized in that: The inner support assembly (9) includes a limiting ring (901) and an inner support rail (902) fixedly installed on the lower surface of the body (1). An inner support block (903) is slidably connected to the inner support rail (902). A bottom shell (904) is fixedly connected to the center of the limiting ring (901). A telescopic tube (909) is fixedly connected between the bottom shell (904) and the inner support block (903). A hollow tube (905) is fixedly connected to the upper part of the bottom shell (904). The upper surface of the inner support block (903) is fixedly connected with a spring strip (908), the middle part of the hollow tube (905) is fixedly connected with a middle airbag (906), the top of the hollow tube (905) is fixedly connected with a top airbag (907), the lower end of the bottom shell (904) is connected to a multi-functional air pump (11), and the bottom shell (904) is connected to the telescopic tube (909), the hollow tube (905), the middle airbag (906), and the top airbag (907).

6. The milling and trimming device for cartridge case structural parts according to claim 1, characterized in that: The clamping assembly (5) includes a clamping cylinder (501) fixedly installed on the lower part of the machine body (1). The output end of the clamping cylinder (501) is fixedly connected to a clamping block (503). A secondary rod (502) is fixedly connected to the clamping block (503). The secondary rod (502) passes through the machine body (1) and slides with each other.

7. The milling and trimming device for cartridge case structural parts according to claim 1, characterized in that: The milling assembly (8) includes a milling motor fixedly mounted on a rotating plate (608), and a milling cutter is fixedly connected to the output end of the milling motor.

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