Multi-shaft turning and milling composite machine tool

By designing an automated milling cutter replacement system, the problem of production stoppage when milling cutters are damaged on multi-axis milling and turning machines has been solved, enabling automatic milling cutter replacement, reducing production costs and improving production efficiency.

CN224158044UActive Publication Date: 2026-04-24JIANGSU JIANGBEN FLEXIBLE TECH MFG CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIANGSU JIANGBEN FLEXIBLE TECH MFG CO LTD
Filing Date
2025-02-28
Publication Date
2026-04-24

AI Technical Summary

Technical Problem

Existing multi-axis milling and turning CNC machine tools require manual replacement of damaged milling cutters, leading to reduced production efficiency and increased costs.

Method used

A multi-axis milling and turning machine tool was designed, which realizes automatic milling cutter replacement through a servo motor driven tool changing system. The system includes a movable disc, a tool changer, a tool receiving slot, a push rod, and a hydraulic rod working together to achieve automatic milling cutter replacement.

Benefits of technology

It enables automatic milling cutter replacement, reducing production costs and improving production efficiency.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224158044U_ABST
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Abstract

The utility model discloses a multi-shaft turning and milling composite machine tool which is characterized in that the output end of a servo motor is connected with a movable disc, one end of the movable disc is movably connected with a tool changing hand, one end of the tool changing hand is movably connected with a tool containing groove, one end of the tool changing hand is provided with a tool cylinder, and one end of the tool cylinder is movably connected with a tool. One end of the cutter is provided with a push rod, one end of the push rod is movably connected with a hydraulic rod, one end of the hydraulic rod away from the cutter cylinder is provided with a rotating disc, one end of the rotating disc is provided with a rack, the middle section of one end area of the rack is movably connected with a sliding seat, one end of the rack is movably connected with a sliding seat, and the other end of the rack is provided with a rotating disc. The hydraulic rod drives the pushing rod and the cutter to be pushed forwards, the cutter barrel is pushed into the rotating disc in the forward pushing process of the cutter, then automatic replacement of the damaged milling cutter is completed, and the effects of reducing the production cost and improving the production efficiency are achieved.
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Description

Technical Field

[0001] This utility model relates to the field of composite machining technology, specifically to a multi-axis turning and milling composite machine tool. Background Technology

[0002] Composite machining is one of the most popular machining processes in the international machining field. It is an advanced manufacturing technology that combines several different machining processes on a single machine tool. The most widely used and most challenging composite machining process is mill-turn machining. A mill-turn machining center is equivalent to a combination of a CNC lathe and a machining center.

[0003] A search revealed a multi-axis milling and turning composite CNC machine tool (publication number CN218363268U). This multi-axis milling and turning composite CNC machine tool uses a second servo motor to drive a gear to rotate. The gear meshes with a rack to drive a first servo motor to translate, aligning a square cover mounted on the output end of the first servo motor with a clamping component mounted on a spindle. Then, a third servo motor drives a screw rod to rotate, causing a top block to move towards the housing and press and slide the housing, engaging the square cover with the clamping component mounted on the spindle. The first servo motor, through the square cover, drives the clamping component fixed on the spindle and the milling cutter holder to rotate synchronously, thereby causing the milling cutter on the milling cutter holder to rotate.

[0004] However, while the above-mentioned technical solutions can achieve high precision and automation, when the milling cutter is damaged and cannot be used, the production line needs to be stopped and the milling cutter needs to be replaced manually, which leads to reduced production efficiency and increased production costs. Therefore, we provide a multi-axis turning and milling composite machine tool. Utility Model Content

[0005] To address the shortcomings of existing technologies, this utility model provides a multi-axis milling and turning composite machine tool, which solves the problem that when the milling cutter of the machine tool is damaged and cannot continue to be used, the production line needs to be stopped and the milling cutter needs to be replaced manually, which leads to reduced production efficiency and increased production costs.

[0006] To achieve the above objectives, this utility model is implemented through the following technical solution: a multi-axis milling and turning composite machine tool, a servo motor, the output end of the servo motor is connected to a movable disk, one end of the movable disk is movably connected to a tool changer, one end of the tool changer is movably connected to a tool receiving groove, and one end of the tool changer is provided with a tool cylinder, one end of the tool cylinder is movably connected to a tool, one end of the tool is provided with a push rod, one end of the push rod is movably connected to a hydraulic rod, and the end of the hydraulic rod away from the tool cylinder is provided with a rotating disk.

[0007] Preferably, a frame is provided at one end of the rotating disk, a sliding seat is movably connected to the middle section of one end of the frame, a sliding seat is movably connected to one end of the frame, and a rotating disk is provided at the other end of the frame.

[0008] Preferably, the bottom of the sliding seat is slidably connected to a slide rail, the bottom of the slide rail is provided with a support seat, and the top of the slide rail is slidably connected to the sliding seat.

[0009] Preferably, a support base is provided at the lower end of the frame, a slide plate is slidably connected to the top of the support base, and a turntable is slidably connected to the top of the support base via the slide plate.

[0010] Preferably, a turntable is provided at the top center of the skateboard, and a knife groove is provided inside the turntable. The top center of the skateboard is connected to the knife groove through the turntable.

[0011] Preferably, the servo motor has a spindle seat at its bottom, a tool receiving groove is movably connected to the middle of one end of the spindle seat, and a tool changer is movably connected to one end of the spindle seat via a movable plate.

[0012] Preferably, a tool changer is provided at the middle of one end of the tool receiving slot, one end of the tool changer is connected to a vertical / horizontal exchange head, and one end of the vertical / horizontal exchange head is movably connected to a frame.

[0013] Preferably, the support base has several baffles distributed at equal intervals from left to right at both ends, and several tool magazines distributed at equal intervals from top to bottom on the outer side of the baffles away from the rotating disk, and the tool magazines are provided with fixing components on the outside.

[0014] The working principle and beneficial effects of this utility model are as follows:

[0015] This invention utilizes a servo motor. During normal operation, the servo motor drives the spindle to rotate and operate. As the spindle rotates and operates, it pushes the tool changer outward. Then, the rotating disc pulls out the milling cutter stored in the tool holder and rotates it to one end of the tool cylinder. The spindle then drives the tool changer to retract inward. As the spindle retracts inward, it moves the tool changer towards one end of the tool cylinder and inserts the milling cutter into the inside of the tool cylinder. A hydraulic rod then drives the push rod and the cutter forward. As the cutter is pushed forward, it pushes the tool cylinder into the rotating disc, thus automatically replacing the damaged milling cutter. This reduces production costs and improves production efficiency. Attached Figure Description

[0016] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0017] Figure 1 This is a schematic diagram of the structure of this utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the cutting tool in this utility model;

[0019] Figure 3 This is a schematic diagram of the tool barrel in this utility model;

[0020] Figure 4 This is a schematic diagram of the tool changer in this utility model;

[0021] Figure 5 This is a schematic diagram of the tool magazine structure in this utility model.

[0022] In the diagram: 1. Frame; 2. Servo motor; 3. Sliding seat; 4. Slide rail; 5. Tool; 6. Push rod; 7. Hydraulic rod; 8. Tool slot; 9. Turntable; 10. Tool holder; 11. Support base; 12. Slide plate; 13. Tool magazine; 14. Fixture; 15. Rotary disk; 16. Vertical / horizontal exchange head; 17. Tool receiving slot; 18. Tool changer; 19. Tool changer; 20. Movable disk; 21. Baffle; 22. Spindle seat. Detailed Implementation

[0023] The technical solutions of this utility model will be clearly and completely described below with reference to the embodiments of this utility model. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of this utility model.

[0024] Please see Figures 1 to 5 The multi-axis milling and turning composite machine tool provided by this utility model includes a servo motor 2. The output end of the servo motor 2 is connected to a movable disk 20. One end of the movable disk 20 is movably connected to a tool changer 19. One end of the tool changer 19 is movably connected to a tool receiving groove 17, and one end of the tool changer 19 is provided with a tool cylinder 10. One end of the tool cylinder 10 is movably connected to a tool 5. One end of the tool 5 is provided with a push rod 6. One end of the push rod 6 is movably connected to a hydraulic rod 7. The end of the hydraulic rod 7 away from the tool cylinder 10 is provided with a rotating disk 15. The hydraulic rod 7 drives the push rod 6 and the tool 5 to push forward. During the forward pushing process, the tool 5 pushes the tool cylinder 10 into the rotating disk 15, thereby completing the automatic replacement of damaged milling cutters, thereby reducing production costs and improving production efficiency.

[0025] Meanwhile, a frame 1 is provided at one end of the rotating disk 15, a sliding seat 3 is movably connected to the middle section of one end of the frame 1, a rotating disk 15 is provided at the other end of the frame 1, a slide rail 4 is slidably connected to the bottom of the sliding seat 3, a support seat 11 is provided at the bottom of the slide rail 4, a support seat 11 is provided at the bottom of the slide rail 4, a sliding seat 3 is slidably connected to the top of the slide rail 4, a support seat 11 is provided at the lower end of the frame 1, and a slide plate 12 is slidably connected to the top of the support seat 11.

[0026] The top of the support base 11 is slidably connected to a turntable 9 via a slide plate 12. The turntable 9 is located at the center of the top of the slide plate 12. A tool groove 8 is opened inside the turntable 9. The tool groove 8 is connected to the center of the top of the slide plate 12 via the turntable 9. The bottom of the servo motor 2 is provided with a spindle seat 22. A tool receiving groove 17 is movably connected to the center of one end of the spindle seat 22. A tool changer 19 is movably connected to one end of the spindle seat 22 via a movable plate 20. A tool changer 18 is located at the center of one end of the tool receiving groove 17. A vertical and horizontal exchange head 16 is connected to one end of the tool changer 18. A frame 1 is movably connected to one end of the vertical and horizontal exchange head 16. Several baffles 21 are distributed at equal distances from left to right at both ends of the support base 11. Several tool magazines 13 are distributed at equal distances from top to bottom on the outside of the baffles 21 away from the turntable 15. Fixing members 14 are provided on the outside of the tool magazines 13. The tool receiving groove 17 can be used to place temporary tools.

[0027] In use, first check whether all components of the measuring instrument are functioning properly. If not, immediately repair or replace some components. When all preparations are complete, place the new tool to be replaced inside the tool slot 8. Then, move the slide plate 12 forward to below the tool changer 18. The tool changer 19 rotates to clamp the new tool inside the tool slot 8 and temporarily store it inside the tool receiving slot 17. Next, start the servo motor 2. During normal operation, the servo motor 2 drives the spindle seat 22 to rotate and operate. During the rotation and operation of the spindle seat 22, the tool changer 19 is pushed outward. The rotating disc 20 pulls out the milling cutter stored in the tool receiving slot 17 and rotates it to one end of the tool cylinder 10. Then, the spindle seat 22 drives the tool changer 19 to retract inward. As the spindle seat 22 retracts inward, it drives the tool changer 19 to move to one end of the tool cylinder 10 and insert the milling cutter into the tool cylinder 10. Then, the hydraulic rod 7 drives the push rod 6 and the cutter 5 to push forward. As the cutter 5 is pushed forward, it pushes the tool cylinder 10 into the rotating disc 15, thus completing the automatic replacement of the damaged milling cutter. This reduces production costs and improves production efficiency, thus completing the work of the multi-axis milling and turning machine tool.

[0028] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A multi-axis turning and milling composite machine tool, including a servo motor (2), characterized in that: The output end of the servo motor (2) is connected to a movable disk (20). One end of the movable disk (20) is movably connected to a tool changer (19). One end of the tool changer (19) is movably connected to a tool receiving groove (17). One end of the tool changer (19) is provided with a tool cylinder (10). One end of the tool cylinder (10) is movably connected to a tool (5). One end of the tool (5) is provided with a push rod (6). One end of the push rod (6) is movably connected to a hydraulic rod (7). The end of the hydraulic rod (7) away from the tool cylinder (10) is provided with a rotating disk (15).

2. The multi-axis turning and milling composite machine tool according to claim 1, characterized in that: One end of the rotating disk (15) is provided with a frame (1), and a sliding seat (3) is movably connected to the middle section of one end of the frame (1). The other end of the frame (1) is provided with a rotating disk (15).

3. The multi-axis turning and milling composite machine tool according to claim 2, characterized in that: The bottom of the sliding seat (3) is slidably connected to the slide rail (4), the bottom of the slide rail (4) is provided with a support seat (11), and the top of the slide rail (4) is slidably connected to the sliding seat (3).

4. The multi-axis turning and milling composite machine tool according to claim 2, characterized in that: The lower end of the frame (1) is provided with a support base (11), and the top end of the support base (11) is slidably connected to a slide plate (12). The top end of the support base (11) is slidably connected to a turntable (9) via the slide plate (12).

5. The multi-axis turning and milling composite machine tool according to claim 4, characterized in that: A turntable (9) is provided at the top center of the slide plate (12), and a knife groove (8) is provided inside the turntable (9). The knife groove (8) is connected to the top center of the slide plate (12) through the turntable (9).

6. The multi-axis turning and milling composite machine tool according to claim 1, characterized in that: The servo motor (2) is provided with a spindle seat (22) at the bottom. A tool receiving groove (17) is movably connected to the middle of one end of the spindle seat (22). A tool changer (19) is movably connected to one end of the spindle seat (22) through a movable plate (20).

7. The multi-axis turning and milling composite machine tool according to claim 6, characterized in that: A tool changer (18) is provided at the middle of one end of the tool receiving groove (17). One end of the tool changer (18) is connected to a vertical-horizontal exchange head (16), and one end of the vertical-horizontal exchange head (16) is movably connected to a frame (1).

8. The multi-axis turning and milling composite machine tool according to claim 4, characterized in that: The support base (11) has several baffles (21) distributed at equal distances from left to right at both ends. The baffles (21) are distributed at equal distances from top to bottom on the outside of the rotating disk (15). The tool magazines (13) are provided with fixing members (14) on the outside of the tool magazines (13).

Citation Information

Patent Citations

  • Multi-shaft turning and milling composite numerical control machine tool

    CN218363268U