Numerical control milling machine for part machining

Abstract

The utility model relates to the technical field of numerical control machining, in particular to a numerical control milling machine for part machining, which comprises two bases, the two bases are respectively and fixedly arranged at two ends of the bottom of a square frame, one end of the top of each base is respectively and fixedly provided with a scram button and a controller, and the bottom of the inner side of the square frame is fixedly provided with a Y-axis moving assembly. A milling machine workbench is fixedly arranged at the top of the Y-axis moving assembly, a clamping assembly is fixedly arranged on the milling machine workbench, the clamping assembly comprises clamping sliding grooves, threaded rods, clamping motors and clamping sliding blocks, the clamping sliding grooves are symmetrically formed in the top of the milling machine workbench, and through holes are formed in one sides in the clamping sliding grooves; position adjustment can be carried out according to the environment in a plant, moving convenience is improved, the workbench is provided with a clamping structure, a workpiece can be conveniently fixed during machining, the phenomenon of part deviation can be avoided during part machining, machining accuracy is improved, and the device has the advantages of being small in size and high in machining efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control processing, in particular to a numerical control milling machine for parts processing. Background Art

[0002] A CNC milling machine is a machine tool that uses a milling cutter to perform milling, drilling and hole-cutting on multiple surfaces of mechanical parts. Existing CNC milling machines are basically placed in a certain position in the factory. Due to their heavy weight, they are not convenient to move frequently. When processing smaller parts, a small CNC milling machine can be used for processing, avoiding the waste of time and resources caused by large CNC milling machines processing small parts. The workbench of the CNC milling machine does not have a clamping structure during work, and the workpiece is not fixed, which will cause the parts to easily deviate when processing, thereby affecting the processing quality of the parts. Therefore, a CNC milling machine for parts processing is needed to solve the above problems.

[0003] A Chinese patent with publication number CN216263675U discloses a CNC milling machine for parts processing, comprising a base, a plurality of buffer seats are arranged at the bottom, and the buffer seats are detachably connected to the bottom of the base; comprising a workpiece table, which is slidably connected to the base through a first moving mechanism; a gantry, which is fixedly connected to the base; a milling cutter mechanism, which is slidably connected to the gantry through a second moving mechanism and is located above the workpiece table; the milling cutter mechanism comprises a lifting mechanism and a tool head mechanism, and the tool head mechanism is detachably connected and is used to drive the tool head mechanism to approach or move away from the surface of the workpiece table. According to the desktop CNC milling machine of the utility model, the desktop CNC milling machine is lightweight, adopts the base as the bottom, and builds the workpiece table and the gantry upward, realizes three-dimensional space processing through the first moving mechanism, the second moving mechanism and the third moving mechanism, and the tool head mechanism adopts a detachable structure, which is easy to transport and move; the tool head mechanism is more efficient in processing low-precision products and consumes less energy.

[0004] However, the above patent is not convenient for moving the equipment when adjusting its position in the factory, the workbench does not have a clamping structure, and the workpiece is not fixed, which may cause the problem of easy deviation when processing the parts. Utility Model Content

[0005] The purpose of the utility model is to provide a CNC milling machine for parts processing. The equipment can be adjusted in position according to the environment in the factory, which increases the convenience of movement. The workbench has a clamping structure, which is convenient for fixing the workpiece during processing. The phenomenon of part deviation can be avoided when processing parts, and the processing accuracy is improved. The equipment has the advantages of small size and high processing efficiency.

[0006] To achieve the above purpose, the technical solution adopted by the utility model is: a CNC milling machine for parts processing, including a base that can be set to two, the two bases are respectively fixed at the two ends of the bottom of a square frame, and the top ends of the two bases are respectively fixed with emergency stop buttons and controllers. A Y-axis moving component is fixedly set at the bottom of the inner side of the square frame, and a milling machine worktable is fixedly set on the top of the Y-axis moving component. A clamping component is fixedly set on the milling machine worktable, and the clamping component includes a clamping slide, a threaded rod, a clamping motor and a clamping slider. The clamping slides are symmetrically arranged on the milling machine worktable. The top and one side of the clamping slot are provided with through holes, which penetrate to the four sides of the milling machine worktable. The clamping motor is fixedly arranged at the through holes on the four sides of the milling machine worktable. One end of the threaded rod is rotatably arranged on the other side of the clamping slot, and the other end of the threaded rod is fixedly connected to the output end of the clamping motor. The clamping slider is rotatably arranged on the threaded rod. An X-axis moving assembly is fixedly arranged on the inner side of the square frame near the top, a Z-axis moving assembly is fixedly arranged on one side of the X-axis moving assembly, a milling machine body is fixedly installed on the Z-axis moving assembly, and universal wheels are fixedly installed on the bottom of the base.

[0007] The clamping assembly can stably clamp the workpiece, thereby increasing the stability of the workpiece during processing.

[0008] Furthermore, the Y-axis moving assembly includes an open bushing, a Y-axis screw sleeve, a guide support rod 1, a guide support rod 2, a Y-axis fixed plate, a Y-axis screw bearing, a Y-axis screw, a Y-axis motor fixed plate and a Y-axis motor. The open bushing is provided in two groups, each group has two, and the open bushings are symmetrically fixed at the bottom of the inner side of the square frame. The guide support rod 1 and the guide support rod 2 are respectively slidably arranged in the two groups of open bushings. The Y-axis screw sleeve is fixedly arranged in the middle of the two groups of open bushings, and a threaded hole is opened in the middle of the Y-axis screw sleeve. The milling machine worktable is fixedly arranged on the top of the guide support rod 1 and the guide support rod 2, the Y-axis fixing plates are fixedly arranged on both sides of the bottom of the milling machine worktable, the Y-axis fixing plates are provided with through holes, the Y-axis screw bearings are fixedly arranged on both sides of the Y-axis fixing plates, the Y-axis screw passes through the through holes on the Y-axis fixing plates and is rotatably arranged on the Y-axis screw bearings, the Y-axis motor fixing plate is fixedly arranged on one side of the Y-axis fixing plate, the Y-axis motor is fixedly arranged on one side of the Y-axis motor fixing plate, and the output end of the Y-axis motor passes through the Y-axis fixing plate and is rotatably connected to one end of the Y-axis screw.

[0009] The Y-axis moving component can adjust the position of the milling machine table in the front and rear directions, thereby adjusting the moving position of the milling machine table.

[0010] Furthermore, the X-axis moving assembly includes an X-axis guide rod 1, an X-axis guide rod 2, an X-axis guide slider, an X-axis screw bearing, an X-axis screw, an X-axis screw sleeve, an X-axis motor fixed plate and an X-axis motor. The X-axis guide rod 1 and the X-axis guide rod 2 are respectively fixedly connected to the inner walls on both sides of the top of the square frame. Two groups of X-axis guide sliders are provided, each group is provided with two, and each group of X-axis guide sliders is respectively slidably provided on the X-axis guide rod 1 and the X-axis guide rod 2. The X-axis screw bearings are fixedly provided on both sides of the square frame, and both ends of the X-axis screw pass through the square frame and are rotatably connected between the X-axis screw bearings. The X-axis screw sleeve is rotatably provided on the X-axis screw, the X-axis motor fixed plate is fixedly provided on one side of the square frame, the X-axis motor is fixedly provided on one side of the X-axis motor fixed plate, and the output end of the X-axis motor is rotatably connected to the X-axis screw.

[0011] The X-axis moving component can realize the left-right adjustment of the position of the milling machine body, thereby adjusting the moving position of the milling machine body.

[0012] Furthermore, the Z-axis moving assembly includes a Z-axis base, a Z-axis guide rod 1, a Z-axis guide rod 2, a Z-axis screw bearing, a Z-axis screw, a Z-axis motor fixing plate, a Z-axis motor, a Z-axis slider and a tool head fixing plate. The back of the Z-axis base is fixedly arranged on one side of the X-axis guide slider and the X-axis screw sleeve. The two ends of the Z-axis guide rod 1 and the Z-axis guide rod 2 are symmetrically fixed on the top and bottom of the Z-axis base. The Z-axis screw bearing is fixedly arranged on the top and bottom of the Z-axis base. The two ends of the Z-axis screw pass through the Z-axis base and are rotatably connected between the Z-axis screw bearings. The Z-axis motor fixing plate is fixedly arranged on the top of the Z-axis base, and the Z-axis motor is fixedly arranged on the bottom of the Z-axis motor fixing plate. The output end of the Z-axis motor is rotatably connected to the Z-axis screw, the Z-axis slider is rotatably connected to the Z-axis screw, the tool head fixing plate is fixedly arranged on one side of the Z-axis slider, and the milling machine body is fixedly installed in the tool head fixing plate.

[0013] The Z-axis moving component can adjust the position height of the milling machine body, thereby adjusting the height distance from the milling machine body to the workpiece.

[0014] Furthermore, an adjusting wheel is arranged on the top of the milling machine body.

[0015] The rotation speed of the cutter head in the milling machine body can be adjusted by means of an adjusting wheel.

[0016] Furthermore, an anti-slip pad is fixedly provided on one side of the clamping slide block.

[0017] The protective pad increases the protection of the surface of the workpiece and prevents the clamping slide from scratching the surface of the workpiece when the workpiece is clamped.

[0018] The working principle and use principle of the utility model are as follows: when using the device, the staff first fixes the device on the ground through the self-locking function of the universal wheel, places the parts to be processed on the milling machine workbench, and controls the clamping assembly on the milling machine workbench to slide toward the center of the workbench to clamp the parts through the controller, and clamps the parts under the action of clamping. At this time, the controller controls the X-axis motor, the Y-axis motor and the Z-axis motor to move the milling machine body in three directions respectively, and the Z-axis moving assembly is used to drive the milling machine body to rise or fall in the vertical direction. The milling machine body is moved to the top of the part through the movement of the X-axis moving assembly and the Y-axis assembly, and then moved down close to the surface through the Z-axis assembly. The controller starts the milling machine body to complete the processing of the parts, and the adjusting wheel can adjust the rotation speed of the cutter head.

[0019] Compared with the prior art, the beneficial effects of the utility model are: the device can adjust the position of the device according to the environment in the factory, which increases the convenience of movement. Through the cooperation between the X-axis moving component, the Y-axis moving component and the Z-axis moving component, it can be better and quickly aligned with the parts. A plurality of open bushings are set, and the milling machine worktable is more stable when moving. The worktable has a clamping structure, which is convenient for fixing the workpiece during processing. The part offset phenomenon can be avoided when processing parts, and the processing accuracy is improved. The device has the advantages of small size and high processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the clamping assembly of an embodiment of the utility model;

[0022] Figure 3 It is a cross-sectional schematic diagram of a clamping assembly according to an embodiment of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the Y-axis moving component of an embodiment of the utility model;

[0024] Figure 5 This is a schematic diagram of the structure of the X-axis moving assembly of an embodiment of the utility model;

[0025] Figure 6 It is a schematic diagram of the structure of the Z-axis moving component of an embodiment of the utility model.

[0026] Description of the accompanying drawings: 1. Base; 2. Square frame; 3. Emergency stop button; 4. Controller; 5. Y-axis moving assembly; 501. Open bushing; 502. Y-axis screw sleeve; 503. Guide support rod 1; 504. Guide support rod 2; 505. Y-axis fixing plate; 506. Y-axis screw bearing; 507. Y-axis screw; 508. Y-axis motor fixing plate; 509. Y-axis motor; 6. X-axis moving assembly; 601. X-axis guide rod 1; 602. X-axis guide rod 2; 603. X-axis guide slider; 604. X-axis screw bearing; 605. X-axis screw; 606. X-axis lead screw sleeve; 607, X-axis motor fixing plate; 608, X-axis motor; 7, Z-axis moving assembly; 701, Z-axis base; 702, Z-axis guide rod one; 703, Z-axis guide rod two; 704, Z-axis lead screw bearing; 705, Z-axis lead screw; 706, Z-axis motor fixing plate; 707, Z-axis motor; 708, Z-axis slider; 709, tool head fixing plate; 8, clamping assembly; 801, clamping slide; 802, threaded rod; 803, clamping motor; 804, clamping slider; 9, milling machine worktable; 10, milling machine body; 101, adjusting wheel; 11, universal wheel. DETAILED DESCRIPTION

[0027] Embodiment 1: According to Figure 1-3 As shown, a CNC milling machine for parts processing includes a base 1 which can be set to two, the two bases 1 are respectively fixedly arranged at the two ends of the bottom of a square frame 2, and the top ends of the two bases 1 are respectively fixedly arranged with an emergency stop button 3 and a controller 4, a Y-axis moving component 5 is fixedly arranged at the bottom of the inner side of the square frame 2, a milling machine table 9 is fixedly arranged on the top of the Y-axis moving component 5, and a clamping component 8 is fixedly arranged on the milling machine table 9. The clamping component 8 includes a clamping chute 801, a threaded rod 802, a clamping motor 803 and a clamping slider 804. The clamping chute 801 is symmetrically opened on the top of the milling machine table 9, and a through hole is opened on one side of the clamping chute 801. It penetrates through the four sides of the milling machine worktable 9, and the clamping motor 803 is fixedly arranged at the through-hole positions on the four sides of the milling machine worktable 9. One end of the threaded rod 802 is rotatably arranged on the other side of the clamping slot 801, and the other end of the threaded rod 802 is fixedly connected to the output end of the clamping motor 803. The clamping slider 804 is rotatably arranged on the threaded rod 802. An X-axis moving component 6 is fixedly arranged on the inner side of the square frame 2 near the top, and a Z-axis moving component 7 is fixedly arranged on one side of the X-axis moving component 6. A milling machine body 10 is fixedly installed on the Z-axis moving component 7, and a universal wheel 11 is fixedly installed on the bottom of the base 1; an anti-slip pad is fixedly arranged on one side of the clamping slider 804.

[0028] In this embodiment, the part to be processed is placed in the middle of the milling machine worktable 9, and the controller 4 controls the clamping motor 803 fixed on the four sides of the milling machine worktable 9 to operate, driving the threaded rod 802 to rotate, so that the clamping slider 804 moves in the clamping slot 801, and the part is pressed and fixed by the clamping slider 804. At this time, the controller 4 controls the Z-axis moving component 7 to rise or fall in the vertical direction, the X-axis moving component 6 to move left and right, and the Y-axis moving component 5 to move forward and backward, so as to move the milling machine body 10 above the part, and then the Z-axis moving component 7 moves down to approach. The emergency stop button 3 can cut off the power supply to the equipment when a fault occurs in the equipment, thereby playing the role of emergency stopping the operation of the equipment. The controller 4 can adopt the MCU series, and control the operation of the motor by utilizing the internal integrated control module. The universal wheel 11 is fixedly installed at the bottom of the base 1. The universal wheel 11 can adopt the DS20 series. The universal wheel is used to facilitate the movement of the device, and the universal wheel is locked by utilizing the self-locking function of the universal wheel 11, so that the device is fixed to the ground; the protective pad increases the protection of the surface of the workpiece to prevent the clamping slider 804 from scratching the surface of the workpiece when clamping the workpiece.

[0029] Embodiment 2: According to Figure 4 As shown, the Y-axis moving assembly 5 includes an open bushing 501, a Y-axis screw sleeve 502, a guide support rod 1 503, a guide support rod 2 504, a Y-axis fixed plate 505, a Y-axis screw bearing 506, a Y-axis screw 507, a Y-axis motor fixed plate 508 and a Y-axis motor 509. The open bushing 501 is provided in two groups, each group has two, and the open bushings 501 are symmetrically fixedly arranged at the bottom of the inner side of the square frame 2. The guide support rod 1 503 and the guide support rod 2 504 are respectively slidably arranged in the two groups of open bushings 501, and the Y-axis screw sleeve 502 is fixedly arranged in the middle of the two groups of open bushings 501. A threaded hole is opened in the middle of the Y-axis screw sleeve 502. The milling machine worktable 9 is fixedly set on the top of the guide support rod 1 503 and the guide support rod 2 504, the Y-axis fixed plates 505 are fixedly set on both sides of the bottom of the milling machine worktable 9, the Y-axis fixed plates 505 are opened with through holes, the Y-axis screw bearings 506 are fixedly set on both sides of the Y-axis fixed plates 505, the Y-axis screw 507 passes through the through holes on the Y-axis fixed plates 505 and is rotatably set on the Y-axis screw bearings 506, the Y-axis motor fixed plate 508 is fixedly set on one side of the Y-axis fixed plate 505, the Y-axis motor 509 is fixedly set on one side of the Y-axis motor fixed plate 508, and the output end of the Y-axis motor 509 passes through the Y-axis fixed plate 505 and is rotatably connected to one end of the Y-axis screw 507.

[0030] In this embodiment, under the action of the Y-axis fixed plate 505 supporting the milling machine worktable 9, the Y-axis motor 509 is controlled to rotate through the controller 4, and the Y-axis motor 509 drives the Y-axis screw 507 to rotate on the Y-axis screw bearing 506. The Y-axis screw 507 rotates on the internal thread of the Y-axis screw sleeve 502, and at the same time drives the guide support rod 1 503 and the guide support rod 2 504 to slide back and forth in the open bushing 501, so that the guide support rod 1 503 and the guide support rod 2 504 play a limiting role in the open bushing 501, thereby improving the stability of the milling machine worktable 9 in moving forward and backward.

[0031] Embodiment 3: According to Figure 5 As shown, the X-axis moving assembly 6 includes an X-axis guide rod 1 601, an X-axis guide rod 2 602, an X-axis guide slider 603, an X-axis screw bearing 604, an X-axis screw 605, an X-axis screw sleeve 606, an X-axis motor fixing plate 607 and an X-axis motor 608. The X-axis guide rod 1 601 and the X-axis guide rod 2 602 are respectively fixedly connected to the inner walls on both sides of the top of the square frame 2. Two groups of X-axis guide sliders 603 are provided, each group is provided with two, and each group of X-axis guide sliders 603 is respectively slidably provided. On the X-axis guide rod 1 601 and the X-axis guide rod 2 602, the X-axis screw bearings 604 are fixedly set on both sides of the square frame 2, both ends of the X-axis screw 605 pass through the square frame 2 and are rotatably connected between the X-axis screw bearings 604, the X-axis screw sleeve 606 is rotatably set on the X-axis screw 605, the X-axis motor fixing plate 607 is fixedly set on one side of the square frame 2, the X-axis motor 608 is fixedly set on one side of the X-axis motor fixing plate 607, and the output end of the X-axis motor 608 is rotatably connected to the X-axis screw 605.

[0032] In this embodiment, the X-axis motor 608 is controlled by the controller 4 to drive the X-axis screw 605 to rotate under the fixing action of the X-axis motor fixing plate 607, and the X-axis screw 605 drives the X-axis screw sleeve 606 to slide between the X-axis screw bearings 604 on both sides of the square frame 2, and the Z-axis moving component 7 is driven to move through the X-axis guide slider 603 and the X-axis screw sleeve 606 on the X-axis guide rod 1 601 and the X-axis guide rod 2 602. The X-axis guide rod 1 601 and the X-axis guide rod 2 602 slide left and right in the X-axis guide slider 603, so that the X-axis guide rod 1 601 and the X-axis guide rod 2 602 play a limiting role in the X-axis guide slider 603, thereby improving the stability of the left and right movement of the Z-axis moving component 7.

[0033] Embodiment 4: According to Figure 6As shown, the Z-axis moving assembly 7 includes a Z-axis base 701, a Z-axis guide rod 1 702, a Z-axis guide rod 2 703, a Z-axis screw bearing 704, a Z-axis screw 705, a Z-axis motor fixing plate 706, a Z-axis motor 707, a Z-axis slider 708 and a tool head fixing plate 709. The back of the Z-axis base 701 is fixedly arranged on one side of the X-axis guide slider 603 and the X-axis screw sleeve 606. The two ends of the Z-axis guide rod 1 702 and the Z-axis guide rod 2 703 are symmetrically fixed on the top and bottom of the Z-axis base 701. The Z-axis screw bearing 704 is fixedly arranged on the top and bottom of the Z-axis base 701. The two ends of the Z-axis screw 705 pass through the Z-axis base 701 and are rotatably connected to the Z-axis screw. Between the rod bearings 704, the Z-axis motor fixing plate 706 is fixedly arranged on the top of the Z-axis base 701, the Z-axis motor 707 is fixedly arranged on the bottom of the Z-axis motor fixing plate 706, the output end of the Z-axis motor 707 is rotatably connected to the Z-axis screw rod 705, the Z-axis slider 708 is rotatably connected to the Z-axis screw rod 705, the tool head fixing plate 709 is fixedly arranged on one side of the Z-axis slider 708, and the milling machine body 10 is fixedly installed in the tool head fixing plate 709; an adjusting wheel 101 is arranged on the top of the milling machine body 10; the controller 4 is electrically connected to the emergency stop button 3, the Y-axis motor 509, the X-axis motor 608, the Z-axis motor 707, the clamping motor 803 and the milling machine body 10 through the power cord.

[0034] In this embodiment, the Z-axis motor 707 is controlled by the controller 4 to drive the Z-axis screw 705 to rotate under the fixing action of the Z-axis motor fixing plate 706. The Z-axis screw 705 drives the Z-axis slider 708 to rotate between the top and bottom X-axis screw bearings 604 of the Z-axis base 701. The Z-axis slider 708 also slides on the Z-axis guide rod 1 702 and the Z-axis guide rod 2 703. A tool head fixing plate 709 is fixedly provided on one side of the Z-axis slider 708, and a milling machine body 10 is fixedly provided on the tool head fixing plate 709. The controller 4 is electrically connected to the emergency stop button 3, the Y-axis motor 509, the X-axis motor 608, the Z-axis motor 707, the clamping motor 803 and the milling machine body 10 through a power cord. The adjusting wheel 101 is used to control the rotation speed of the tool head, and three gears of low speed, medium speed and high speed are set. The processing process is realized by the preset program in the controller 4, and the processing data is transmitted to the control component. After the coordinate system is calibrated, the parts are processed.

Claims

1. A CNC milling machine for parts processing, comprising a square frame (2) and a base (1), characterized in that: The base (1) can be provided in two pieces, the two bases (1) are respectively fixedly provided at the two ends of the bottom of the square frame (2), the top ends of the two bases (1) are respectively fixedly provided with an emergency stop button (3) and a controller (4), the inner bottom of the square frame (2) is fixedly provided with a Y-axis moving assembly (5), the top of the Y-axis moving assembly (5) is fixedly provided with a milling machine table (9), the milling machine table (9) is fixedly provided with a clamping assembly (8), the clamping assembly (8) comprises a clamping chute (801), a threaded rod (802), a clamping motor (803) and a clamping slide block (804), the clamping chute (801) is symmetrically provided on the top of the milling machine table (9), and one side of the clamping chute (801) is provided with a through hole. The through holes extend through the four sides of the milling machine worktable (9); the clamping motor (803) is fixedly arranged at the through hole positions on the four sides of the milling machine worktable (9); one end of the threaded rod (802) is rotatably arranged on the other side of the clamping slide groove (801); the other end of the threaded rod (802) is fixedly connected to the output end of the clamping motor (803); the clamping slider (804) is rotatably arranged on the threaded rod (802); an X-axis moving assembly (6) is fixedly arranged on the inner side near the top of the square frame (2); a Z-axis moving assembly (7) is fixedly arranged on one side of the X-axis moving assembly (6); a milling machine body (10) is fixedly installed on the Z-axis moving assembly (7); and universal wheels (11) are fixedly installed on the bottom of the base (1).

2. A CNC milling machine for parts processing according to claim 1, characterized in that: The Y-axis moving assembly (5) comprises an open bushing (501), a Y-axis screw rod sliding sleeve (502), a guide support rod 1 (503), a guide support rod 2 (504), a Y-axis fixing plate (505), a Y-axis screw rod bearing (506), a Y-axis screw rod (507), a Y-axis motor fixing plate (508) and a Y-axis motor (509). The open bushing (501) is provided in two groups, each group having two, the open bushings (501) are symmetrically fixedly arranged at the bottom of the inner side of the square frame (2), the guide support rod 1 (503) and the guide support rod 2 (504) are respectively slidably arranged in the two groups of open bushings (501), the Y-axis screw rod sliding sleeve (502) is fixedly arranged in the middle of the two groups of open bushings (501), and a threaded hole is opened in the middle of the Y-axis screw rod sliding sleeve (502). The milling machine worktable (9) is fixedly arranged on the top of the first guide support rod (503) and the second guide support rod (504), the Y-axis fixing plates (505) are fixedly arranged on both sides of the bottom of the milling machine worktable (9), the Y-axis fixing plates (505) are provided with through holes, the Y-axis screw bearings (506) are fixedly arranged on both sides of the Y-axis fixing plates (505), the Y-axis screw (507) passes through the through holes on the Y-axis fixing plates (505) and is rotatably arranged on the Y-axis screw bearings (506), the Y-axis motor fixing plate (508) is fixedly arranged on one side of the Y-axis fixing plate (505), the Y-axis motor (509) is fixedly arranged on one side of the Y-axis motor fixing plate (508), and the output end of the Y-axis motor (509) passes through the Y-axis fixing plate (505) and is rotatably connected to one end of the Y-axis screw (507).

3. A CNC milling machine for parts processing according to claim 1 or 2, characterized in that: The X-axis moving assembly (6) comprises an X-axis guide rod 1 (601), an X-axis guide rod 2 (602), an X-axis guide slider (603), an X-axis screw bearing (604), an X-axis screw (605), an X-axis screw sleeve (606), an X-axis motor fixing plate (607) and an X-axis motor (608). The X-axis guide rod 1 (601) and the X-axis guide rod 2 (602) are respectively fixedly connected to the inner walls on both sides of the top of the square frame (2) up and down. The X-axis guide sliders (603) are provided in two groups, each group is provided with two, and each group of X-axis guide sliders (603) are respectively slidably provided on the X-axis. On the guide rod 1 (601) and the X-axis guide rod 2 (602), the X-axis screw bearings (604) are fixedly arranged on both sides of the square frame (2), the two ends of the X-axis screw (605) pass through the square frame (2) and are rotatably connected between the X-axis screw bearings (604), the X-axis screw sleeve (606) is rotatably arranged on the X-axis screw (605), the X-axis motor fixing plate (607) is fixedly arranged on one side of the square frame (2), the X-axis motor (608) is fixedly arranged on one side of the X-axis motor fixing plate (607), and the output end of the X-axis motor (608) is rotatably connected to the X-axis screw (605).

4. A CNC milling machine for parts processing according to claim 1 or 2, characterized in that: The Z-axis moving assembly (7) comprises a Z-axis base (701), a Z-axis guide rod 1 (702), a Z-axis guide rod 2 (703), a Z-axis screw bearing (704), a Z-axis screw (705), a Z-axis motor fixing plate (706), a Z-axis motor (707), a Z-axis slider (708) and a cutter head fixing plate (709). The back of the Z-axis base (701) is fixedly arranged on one side of the X-axis guide slider (603) and the X-axis screw sleeve (606). The two ends of the Z-axis guide rod 1 (702) and the Z-axis guide rod 2 (703) are symmetrically fixed on the top and bottom of the Z-axis base (701). The Z-axis screw bearing (704) is fixedly arranged on the Z-axis motor fixing plate (706). The top and bottom of the Z-axis base (701), the two ends of the Z-axis screw rod (705) pass through the Z-axis base (701) and are rotatably connected between the Z-axis screw rod bearings (704), the Z-axis motor fixing plate (706) is fixedly arranged on the top of the Z-axis base (701), the Z-axis motor (707) is fixedly arranged on the bottom of the Z-axis motor fixing plate (706), the output end of the Z-axis motor (707) is rotatably connected to the Z-axis screw rod (705), the Z-axis slider (708) is rotatably connected to the Z-axis screw rod (705), the tool head fixing plate (709) is fixedly arranged on one side of the Z-axis slider (708), and the milling machine body (10) is fixedly installed in the tool head fixing plate (709).

5. A CNC milling machine for parts processing according to claim 3, characterized in that: The Z-axis moving assembly (7) comprises a Z-axis base (701), a Z-axis guide rod 1 (702), a Z-axis guide rod 2 (703), a Z-axis screw bearing (704), a Z-axis screw (705), a Z-axis motor fixing plate (706), a Z-axis motor (707), a Z-axis slider (708) and a cutter head fixing plate (709). The back of the Z-axis base (701) is fixedly arranged on one side of the X-axis guide slider (603) and the X-axis screw sleeve (606). The two ends of the Z-axis guide rod 1 (702) and the Z-axis guide rod 2 (703) are symmetrically fixed on the top and bottom of the Z-axis base (701). The Z-axis screw bearing (704) is fixedly arranged on the Z-axis motor fixing plate (706). The top and bottom of the Z-axis base (701), the two ends of the Z-axis screw rod (705) pass through the Z-axis base (701) and are rotatably connected between the Z-axis screw rod bearings (704), the Z-axis motor fixing plate (706) is fixedly arranged on the top of the Z-axis base (701), the Z-axis motor (707) is fixedly arranged on the bottom of the Z-axis motor fixing plate (706), the output end of the Z-axis motor (707) is rotatably connected to the Z-axis screw rod (705), the Z-axis slider (708) is rotatably connected to the Z-axis screw rod (705), the tool head fixing plate (709) is fixedly arranged on one side of the Z-axis slider (708), and the milling machine body (10) is fixedly installed in the tool head fixing plate (709).

6. A CNC milling machine for parts processing according to claim 4, characterized in that: An adjusting wheel (101) is arranged on the top of the milling machine body (10).

7. A CNC milling machine for parts processing according to claim 5, characterized in that: An adjusting wheel (101) is arranged on the top of the milling machine body (10).

8. A CNC milling machine for parts processing according to claim 4, characterized in that: An anti-skid pad is fixedly arranged on the inner side of the clamping slide block (804).

9. A CNC milling machine for parts processing according to claim 1, 2 or 5, characterized in that: An anti-skid pad is fixedly arranged on the inner side of the clamping slide block (804).

10. A CNC milling machine for parts processing according to claim 3, characterized in that: An anti-skid pad is fixedly arranged on the inner side of the clamping slide block (804).

Images