Numerically-controlled machine tool rotary table structure capable of being used in combined mode

Abstract

The utility model is suitable for the technical field of numerical control machine tool rotary tables, and provides a numerical control machine tool rotary table structure capable of being used in a combined mode, which comprises a machine body internally provided with a cavity, a servo motor is arranged in the machine body, and an output shaft of the servo motor extends to the outside of the machine body and is output to a workbench through a harmonic reducer. Connecting pieces are fixedly connected to the front sides and the rear sides of the two end faces of the machine body, transverse installation threaded holes are formed in the connecting pieces, and vertical installation threaded holes are formed in the front side face and the rear side face of the machine body. According to the numerically-controlled machine tool rotary table structure used in combination, the multiple machine bodies can be spliced and combined with one another, a modular mode is adopted, four-axis, five-axis or multi-axis combined use can be conveniently conducted according to machining requirements, the machine bodies are of closed structures, waterproof and dustproof effects are better, numerically-controlled machining use is facilitated, later overhaul and maintenance work is facilitated, and the machining efficiency is improved. And the later maintenance cost of the device is reduced.

Description

Technical Field

[0001] This utility model belongs to the field of CNC machine tool rotary table technology, and in particular relates to a CNC machine tool rotary table structure that can be used in combination. Background Technology

[0002] A CNC rotary table is a mechanical worktable that uses CNC technology to control the movement of a workpiece on a rotary table in order to achieve machining of the workpiece at different angles and control the machining accuracy. It usually consists of a rotating part and a positioning part. The rotating part enables the workpiece to rotate, while the positioning part enables the workpiece to be precisely positioned.

[0003] CNC rotary tables are widely used on various CNC milling machines, boring machines, vertical lathes, vertical milling machines, etc. They can be selected and used according to different processing requirements and workpiece characteristics. However, the existing CNC machine tool rotary table structure is mostly integrated during use, which makes it impossible to make adaptive adjustments according to processing requirements, thus hindering the use of CNC machining. Utility Model Content

[0004] This utility model provides a CNC machine tool rotary table structure that can be used in combination, aiming to solve the problem that most existing CNC machine tool rotary table structures are integrated during use, which makes it impossible to adapt and adjust according to processing needs, thus hindering the use of CNC machining.

[0005] This utility model is implemented as follows: a CNC machine tool rotary table structure that can be used in combination includes a machine body with an internal cavity and a worktable located above it. A servo motor is installed inside the machine body, and the output shaft of the servo motor extends to the outside of the machine body and outputs to the worktable through a harmonic reducer.

[0006] Connecting plates are fixedly connected to the front and rear sides of both ends of the machine body. The connecting plates are provided with horizontal mounting threaded holes. Vertical mounting threaded holes are provided on the front and rear sides of the machine body. Connecting threaded holes that are adapted to the vertical mounting threaded holes are provided on the surface of the worktable.

[0007] Preferably, it also includes a support platform, the top of which has a plurality of T-slots horizontally distributed and arranged evenly from the front to the rear of the support platform, and a plurality of self-locking sliders are slidably disposed on the T-slots, the top of which has an assembly threaded hole.

[0008] Preferably, when the body is in a vertical position, a first positioning bolt is threaded onto the horizontal mounting threaded hole at the bottom.

[0009] Preferably, the machine body is provided in a plurality of horizontal states, and the multiple horizontally positioned machine bodies can be disassembled and connected by a plurality of bolt groups adapted to the horizontal mounting threaded holes.

[0010] Preferably, when the machine body is in a horizontal state, a second positioning bolt is threadedly connected to the vertical mounting threaded hole.

[0011] Preferably, the transverse mounting threaded holes located on the outer sides of the body at both ends are provided with connecting bolts that are threadedly connected to the corresponding connecting threaded holes.

[0012] Beneficial effects

[0013] Compared with the prior art, the beneficial effects of this utility model are as follows: The CNC machine tool rotary table structure of this utility model can be combined and assembled by multiple machine bodies. It adopts a modular approach, which is convenient for four-axis, five-axis or multi-axis combination according to processing needs. The machine body adopts a closed structure for better waterproof and dustproof protection, which is beneficial for CNC machining and also facilitates later inspection and maintenance, reduces the later maintenance cost of the device, reduces downtime, and improves production efficiency. Attached Figure Description

[0014] Figure 1 This is a front structural diagram of the present invention;

[0015] Figure 2 This is a schematic diagram of the structure of the support platform and the first positioning bolt in this utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the support platform and the second positioning bolt in this utility model;

[0017] Figure 4 This is a schematic diagram of the support platform and T-groove in this utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the workbench and the connecting threaded hole in this utility model;

[0019] Figure 6 This is a schematic diagram of the structure of the body and servo motor in this utility model.

[0020] In the diagram: 1. Machine body; 2. Servo motor; 3. Harmonic reducer; 4. Worktable; 5. Circular groove; 6. Vertical mounting threaded hole; 7. Connecting piece; 8. Horizontal mounting threaded hole; 9. Support platform; 10. T-slot; 11. Connecting bolt; 12. Second positioning bolt; 13. First positioning bolt; 14. Bolt group; 15. Connecting threaded hole. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0022] Please see Figure 1-6 This utility model provides a technical solution: a CNC machine tool turntable structure that can be used in combination, including a machine body 1 with an internal cavity and a worktable 4 located above it. A servo motor 2 is installed inside the machine body 1. The output shaft of the servo motor 2 extends to the outside of the machine body 1 and is output to the worktable 4 through a harmonic reducer 3. Circular grooves 5 are provided on the outer side of the worktable 4 and the two end faces of the machine body 1 to facilitate center positioning during assembly with positioning pins.

[0023] Connecting plates 7 are fixedly connected to the front and rear sides of both ends of the machine body 1. The connecting plates 7 have horizontal mounting threaded holes 8. Connecting plates 7 are fixedly connected to the front and rear sides of both ends of the machine body 1. The connecting plates 7 have horizontal mounting threaded holes 8. Vertical mounting threaded holes 6 are opened on the front and rear sides of the machine body 1. Connecting threaded holes 15 that are adapted to the vertical mounting threaded holes 6 are opened on the surface of the worktable 4.

[0024] Multiple machine bodies 1 can be spliced ​​and combined with each other in a modular manner, which makes it easy to use four-axis, five-axis or multi-axis combinations according to processing needs, thus facilitating CNC machining.

[0025] It facilitates later inspection and maintenance, reduces the later maintenance cost of the equipment, reduces downtime, and improves production and processing efficiency.

[0026] Furthermore, it also includes a support platform 9, the top of which is provided with several T-slots 10. The multiple T-slots 10 are evenly distributed along the front to the rear side of the support platform 9. Several self-locking sliders are slidably arranged on the T-slots 10, and the top of the self-locking sliders is provided with assembly thread holes.

[0027] Furthermore, when the body 1 is in a vertical position, a first positioning bolt 13 is threadedly connected to the horizontally mounted threaded hole 8 at the bottom.

[0028] In this embodiment, when the machine body 1 is in a vertical state, the first positioning bolt 13 is twisted, and the bottom end of the first positioning bolt 13 is threadedly connected to the assembly threaded hole on the self-locking slider, so that the machine body 1 can be locked and fixed for use.

[0029] Furthermore, the machine body 1 is provided with several, and the multiple horizontally positioned machine bodies 1 can be disassembled and connected by several bolt groups 14 adapted to the horizontally mounted threaded holes 8.

[0030] In this embodiment, multiple horizontally positioned machine bodies 1 can be locked and fixed together by bolt groups 14 passing through the interior of two adjacent corresponding transverse mounting threaded holes 8.

[0031] Furthermore, when the body 1 is in a horizontal state, a second positioning bolt 12 is threadedly connected to the vertically mounted threaded hole 6.

[0032] In this embodiment, when the body 1 is in a horizontal state, the bottom end of the second positioning bolt 12 is threadedly connected to the assembly threaded hole on the self-locking slider, thereby locking the body 1 in a horizontal state to the top of the support platform 9.

[0033] Furthermore, the transverse mounting threaded holes 8 located on the outer sides of the two end bodies 1 are provided with connecting bolts 11 that are threadedly connected to the corresponding connecting threaded holes 15.

[0034] In this embodiment, when multiple machine bodies 1 are combined, the two machine bodies 1 in the vertical state and the horizontal state can be fixed by connecting bolts 11 and connecting threaded holes 15.

[0035] The working principle and usage process of this utility model are as follows: After the utility model is installed, when multiple machine bodies 1 are combined, the two machine bodies 1 in the vertical and horizontal states can be fixed by connecting bolts 11 and connecting threaded holes 15. The multiple machine bodies 1 in the horizontal state can be locked and fixed by bolt groups 14 passing through the interior of two adjacent corresponding horizontal mounting threaded holes 8. When the machine body 1 is in the vertical state, the first positioning bolt 13 is turned, and the bottom end of the first positioning bolt 13 is threadedly connected to the assembly threaded hole on the self-locking slider to lock and fix the machine body 1. Multiple machine bodies 1 can be spliced ​​and combined with each other in a modular manner, which is convenient for four-axis, five-axis or multi-axis combination according to processing requirements, thus facilitating CNC machining and subsequent inspection and maintenance, reducing the later maintenance cost of the device, reducing downtime, and improving production efficiency.

[0036] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A rotary table structure for a CNC machine tool that can be used in combination, comprising a machine body (1) with an internal cavity and a worktable (4) located above it, characterized in that: The machine body (1) is equipped with a servo motor (2), the output shaft of which extends to the outside of the machine body (1) and is output to the worktable (4) through a harmonic reducer (3); Connecting pieces (7) are fixedly connected to the front and rear sides of both ends of the machine body (1). The connecting pieces (7) are provided with horizontal mounting threaded holes (8). The front and rear sides of the machine body (1) are provided with vertical mounting threaded holes (6). The surface of the worktable (4) is provided with connecting threaded holes (15) that are adapted to the vertical mounting threaded holes (6).

2. The CNC machine tool rotary table structure that can be used in combination as described in claim 1, characterized in that: It also includes a support platform (9), on the top of which a number of T-slots (10) are horizontally provided. The multiple T-slots (10) are evenly distributed along the front to the rear side of the support platform (9). A number of self-locking sliders are slidably provided on the T-slots (10), and the top of the self-locking sliders is provided with assembly thread holes.

3. The CNC machine tool rotary table structure that can be used in combination as described in claim 2, characterized in that: When the body (1) is in a vertical state, a first positioning bolt (13) is threaded onto the horizontal mounting threaded hole (8) at the bottom.

4. The CNC machine tool rotary table structure that can be used in combination as described in claim 1, characterized in that: The machine body (1) is provided in several ways. The machine bodies (1) in multiple horizontal states can be detached and connected by several bolt groups (14) that are adapted to the horizontal mounting threaded holes (8).

5. The CNC machine tool rotary table structure that can be used in combination as described in claim 2, characterized in that: When the body (1) is in a horizontal state, a second positioning bolt (12) is threaded onto the vertical mounting threaded hole (6).

6. The CNC machine tool rotary table structure that can be used in combination as described in claim 4, characterized in that: The transverse mounting threaded hole (8) located on the outer side of the body (1) at both ends is provided with a connecting bolt (11) that is threaded to the corresponding connecting threaded hole (15).

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