Full-automatic tool turret machine tool

By introducing a heat dissipation chamber and a coolant circulation system into the turret machine tool, the high tool temperature is reduced after switching, thus solving the problem of high tool temperature and improving tool protection and machining stability.

CN224073947UActive Publication Date: 2026-04-03ZHONGSHAN YAMAMOTO CNC MASCH TOOL CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-24
Publication Date
2026-04-03

AI Technical Summary

Technical Problem

Existing fully automatic turret machine tools have high temperatures after tool switching, which affects processing efficiency and accuracy.

Method used

In turret machine tools, a heat dissipation cavity and a coolant circulation system are designed to cool the cutting tool using coolant, and the circulation of coolant is achieved by using diversion and collection channels.

Benefits of technology

It effectively reduces tool temperature, extends tool life, and improves machining stability and efficiency.

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Abstract

The utility model discloses a full-automatic tool turret machine tool which comprises a machine tool body, a movable table assembly is arranged on the rear side of an inner cavity of the machine tool body, the table top of the movable table assembly is fixedly connected with a driving assembly, and an output shaft of the driving assembly is fixedly connected with a tool turret body. A plurality of tool aprons annularly arranged along the surface of the tool turret body are detachably arranged on the surface of the tool turret body, and heat dissipation cavities are formed in the tool aprons. According to the full-automatic tool turret machine tool, the tool apron can load a plurality of tools on the surface of the tool turret body for machining, after loading is completed, the tool turret body is driven by the driving assembly to rotate, then the tools can be switched for use, in the working process, cooling liquid can be injected into the liquid injection cavity, and through connection of the liquid drainage channel, the tool turret body can be cooled. The cooling liquid can enter the inner cavity of the heat dissipation cavity through flow guiding of the flow dividing channel and the first communicating channels, and the tool apron is cooled.
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Description

Technical Field

[0001] This utility model relates to the field of turret machine tool technology, and in particular to a fully automatic turret machine tool. Background Technology

[0002] A turret machine tool, also known as a turret-type CNC lathe, is a high-precision, high-efficiency automated machine tool. It achieves automatic switching between multiple tool positions through a turret system, significantly improving machining efficiency and accuracy. Its core structure includes a bed, spindle box, turret system, feed system, and control system, depending on the layout and function of the turret.

[0003] In existing technologies, fully automatic turret machine tools use cutting fluid to flush away waste materials and cool the cutting tools during the process. However, the turret needs to be switched, and the temperature of the cutting tools that are switched off after use is still relatively high, which is not conducive to the machining of the machine tool.

[0004] Therefore, how to cool down the cutting tools after use is a technical problem that urgently needs to be solved in the industry. Utility Model Content

[0005] The main objective of this invention is to provide a fully automatic turret machine tool, aiming to solve the problem that the temperature of the cutting tool remains high after the turret is switched off, which is detrimental to the machining operation of the machine tool.

[0006] This utility model proposes a fully automatic turret machine tool, including a machine tool body. A moving table assembly is provided on the rear side of the inner cavity of the machine tool body. A drive assembly is fixedly connected to the table surface of the moving table assembly. The output shaft of the drive assembly is fixedly connected to the turret body. Several tool holders are detachably arranged in a ring along the surface of the turret body. A heat dissipation cavity is opened inside the tool holder. A rotating tube is rotatably connected to the other side of the turret body. The interior of the rotating tube is divided into an injection cavity and an outlet cavity by a partition. A flow distribution channel is provided inside the turret body. A first connecting channel is provided in the inner cavity of the heat dissipation cavity, which is connected to the flow distribution channel. One end of the flow distribution channel is connected to the injection cavity. A flow collection channel is provided inside the turret body. A second connecting channel is provided in the inner cavity of the heat dissipation cavity, which is connected to the flow collection channel. One end of the flow collection channel is connected to the outlet cavity.

[0007] Preferably, the other end of the rotating tube is connected to two horizontal tubes, which are respectively connected to the injection chamber and the outlet chamber, and the other end of the horizontal tube is provided with a flange.

[0008] Preferably, a three-jaw chuck is provided at the other end of the inner wall of the machine tool body.

[0009] Preferably, a universal joint is provided at the top of the other end of the inner wall of the machine tool body.

[0010] Preferably, a protective door is provided on the front side of the machine tool body, and a control panel is provided on the protective door.

[0011] Preferably, one end of the inner cavity of the machine tool body is provided with a support tube corresponding to the three-jaw chuck, and one end of the support tube extends to the outside of the machine tool body.

[0012] This invention allows for the mounting of multiple cutting tools onto the surface of the turret body via a tool holder for machining. After mounting, the turret body is rotated by a drive assembly, enabling switching between the various cutting tools. During operation, coolant is injected into the injection chamber. Through the connection of the drainage channel, the coolant flows through a diversion channel and several first connecting channels into the inner cavity of the heat dissipation chamber, cooling the tool holder and consequently the cutting tools mounted on its surface. This ensures that the cutting tools are cooled after use, improving tool protection and extending their service life. After use, the coolant flows back to the collection channel through a second connecting channel, and then through the inlet channel to the outlet chamber for discharge, forming a circulating flow of coolant. This continuous cooling of the cutting tools improves stability during operation. Attached Figure Description

[0013] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0014] Figure 2 This is a schematic diagram of the three-jaw chuck and universal joint in this utility model;

[0015] Figure 3 This is a schematic diagram of the drive assembly and the turret body in this utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the turret body and the tool holder in this utility model;

[0017] Figure 5 This is a schematic diagram of the structure of the tool holder and the rotating tube in this utility model.

[0018] In the diagram: 1. Machine tool body; 2. Protective door; 3. Control panel; 4. Moving table assembly; 5. Drive assembly; 6. Turret body; 7. Tool holder; 8. Rotary tube; 9. Baffle; 10. Injection chamber; 11. Outlet chamber; 12. Diversion channel; 13. First connecting channel; 14. Drainage channel; 15. Inlet channel; 16. Collection channel; 17. Second connecting channel; 18. Heat dissipation chamber; 19. Horizontal tube; 20. Flange; 21. Support tube; 22. Three-jaw chuck; 23. Universal joint.

[0019] The realization of the purpose, functional features and advantages of this utility model will be further explained in conjunction with the embodiments and with reference to the accompanying drawings. Detailed Implementation

[0020] It should be understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.

[0021] Reference Figure 1-5 This invention proposes an embodiment of a fully automatic turret machine tool, comprising a machine tool body 1, a moving table assembly 4 disposed on the rear side of the inner cavity of the machine tool body 1, a drive assembly 5 fixedly connected to the table surface of the moving table assembly 4, a turret body 6 fixedly connected to the output shaft of the drive assembly 5, and a plurality of tool holders 7 arranged in a ring along the surface of the turret body 6.

[0022] The tool holder 7 has a heat dissipation cavity 18 inside. The other side of the tool turret body 6 is rotatably connected to a rotating pipe 8. The interior of the rotating pipe 8 is divided into an injection cavity 10 and an outlet cavity 11 by a partition 9. The interior of the tool turret body 6 is provided with a diversion channel 12. The inner cavity of the heat dissipation cavity 18 is provided with a first connecting channel 13 that is connected to the diversion channel 12.

[0023] One end of the diversion channel 12 is connected to the injection chamber 10. The turret body 6 is provided with a collection channel 16. The heat dissipation chamber 18 is provided with a second connecting channel 17 connected to the collection channel 16. One end of the collection channel 16 is connected to the outlet chamber 11.

[0024] The tool holder 7 can load several tools onto the surface of the turret body 6 for machining. After loading, the turret body 6 can be rotated by the drive component 5, allowing switching between multiple tools.

[0025] During operation, coolant can be injected into the injection chamber 10. Through the connection of the drainage channel 14, the coolant can enter the inner cavity of the heat dissipation chamber 18 through the diversion channel 12 and several first connecting channels 13 to cool the tool holder 7 and the tool mounted on its surface. This allows the tool holder 6 to cool the tool after it has been used, thus improving the protection of the tool and extending its service life.

[0026] After use, the coolant flows back to the inside of the collecting channel 16 through the second connecting channel 17. After being collected by the collecting channel 16, it is transported to the inside of the outlet chamber 11 through the liquid inlet channel 15 for discharge, forming a circulating flow of coolant, which can continuously cool the tool and improve the stability during use.

[0027] Furthermore, the other end of the rotating tube 8 is connected to two horizontal tubes 19, which are respectively connected to the injection chamber 10 and the outlet chamber 11. A flange 20 is provided at the other end of the horizontal tube 19.

[0028] The flange 20 facilitates the connection of external coolant circulation equipment to the two horizontal pipes 19. The rotating pipe 8 is rotatably connected to the turret body 6. Therefore, during the rotation of the turret body 6, the rotating pipe 8 connected to the external equipment does not need to rotate, thus not affecting the switching of the turret body 6.

[0029] Furthermore, a three-jaw chuck 22 is provided at the other end of the inner wall of the machine tool body 1, which facilitates the clamping and fixing of the workpiece.

[0030] Furthermore, a universal tube 23 is provided at the top of the other end of the inner wall of the machine tool body 1, which facilitates the spraying of cutting fluid during the machining process.

[0031] Furthermore, a protective door 2 is provided on the front side of the machine tool body 1, and a control panel 3 is provided on the protective door 2.

[0032] Furthermore, a support tube 21 corresponding to the three-jaw chuck 22 is provided at one end of the inner cavity of the machine tool body 1. One end of the support tube 21 extends to the outside of the machine tool body 1. The support tube 21 loads long workpieces into the interior of the machine tool body 1, which facilitates the processing and use of workpieces of different specifications.

[0033] During operation, the tool holder 7 can load several tools onto the surface of the turret body 6 for machining. After loading, the turret body 6 is driven to rotate by the drive component 5, allowing switching between multiple tools. During operation, coolant can be injected into the injection chamber 10. Through the connection of the drainage channel 14, the coolant can flow through the diversion channel 12 and several first connecting channels 13 into the inner cavity of the heat dissipation chamber 18 to cool the tool holder 7 and the tools loaded on its surface. This allows the tools switched on the turret body 6 to be cooled after use, improving the protection of the tools.

[0034] The above description is only a preferred embodiment of the present utility model and does not limit the patent scope of the present utility model. Any equivalent structural transformations made based on the contents of the present utility model specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of the present utility model.

Claims

1. A fully automatic turret machine tool, comprising a machine tool body (1), characterized in that, A moving stage assembly (4) is provided on the rear side of the inner cavity of the machine tool body (1). A drive assembly (5) is fixedly connected to the table surface of the moving stage assembly (4). The output shaft of the drive assembly (5) is fixedly connected to a turret body (6). Several tool holders (7) are detachably provided on the surface of the turret body (6) and arranged in a ring along its surface. A heat dissipation cavity (18) is opened inside the tool holder (7). A rotating tube (8) is rotatably connected to the other side of the turret body (6). The interior of the rotating tube (8) is divided into a liquid injection cavity (10) by a partition (9). The turret body (6) is provided with a diversion channel (12) inside the liquid outlet chamber (11), and the heat dissipation chamber (18) is provided with a first connecting channel (13) communicating with the diversion channel (12). One end of the diversion channel (12) is connected to the liquid injection chamber (10). The turret body (6) is provided with a collection channel (16) inside the turret body (6), and the heat dissipation chamber (18) is provided with a second connecting channel (17) communicating with the collection channel (16). One end of the collection channel (16) is connected to the liquid outlet chamber (11).

2. The fully automatic turret machine tool according to claim 1, characterized in that, The other end of the rotating tube (8) is connected to two horizontal tubes (19), which are respectively connected to the injection chamber (10) and the outlet chamber (11). The other end of the horizontal tube (19) is provided with a flange (20).

3. The fully automatic turret machine tool according to claim 1, characterized in that, A three-jaw chuck (22) is provided at the other end of the inner wall of the machine tool body (1).

4. The fully automatic turret machine tool according to claim 1, characterized in that, A universal tube (23) is provided at the top of the other end of the inner wall of the machine tool body (1).

5. The fully automatic turret machine tool according to claim 1, characterized in that, The front side of the machine tool body (1) is provided with a protective door (2), and a control panel (3) is provided on the protective door (2).

6. The fully automatic turret machine tool according to claim 3, characterized in that, One end of the inner cavity of the machine tool body (1) is provided with a support tube (21) corresponding to the three-jaw chuck (22), and one end of the support tube (21) extends to the outside of the machine tool body (1).