Multi-axis numerical control rotary table with central oil way

Abstract

The multi-axis numerical control rotary table comprises a rotary table base, a B-axis rotary table is arranged at the top of the rotary table base, a C-axis rotary table is arranged at the top of the B-axis rotary table through a C-axis base, and the C-axis rotary table is fastened to the top of the C-axis base through a rotary table pressing block; the C-axis base is fixed to the top of the B-axis rotary table through a fastening screw, and a center oil way module is arranged in the center of the interior of the B-axis rotary table and the center of the interior of the C-axis rotary table. According to the central oil way module, oil supply can be conveniently carried out while an automatic tool clamp is installed, so that the requirement of an automatic production line is met, the problem of space interference caused by external pipe arrangement is solved, the central oil way module is exquisite in structural arrangement and easier and more convenient to machine, meanwhile, the C-axis oil way opening cover plate can conveniently seal an oil outlet of the central oil way module, and pollution is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of numerically controlled machine tools, and in particular to a multi-axis numerically controlled turntable with a central oil circuit. Background Art

[0002] CNC machine tools are important basic equipment in today's industry and a means of production for various pillar industries such as automobiles, aerospace, molds, and electronics. Turntables are one of their most widely used components.

[0003] At present, most of the turntables commonly used on the market are single-axis turntables, some of which have a built-in center oil circuit, but their movement mode is single, and the table size of the existing multi-axis linkage turntable is small, and the design of the built-in center oil circuit of the multi-axis linkage turntable is difficult to implement. It generally has no built-in center oil circuit, which makes the installation of automated fixtures more complicated and the use efficiency is low. Summary of the invention

[0004] The object of the present invention is to provide a multi-axis CNC turntable with a central oil circuit to solve the problems raised in the above background technology.

[0005] The purpose of the present invention can be achieved through the following technical solutions:

[0006] A multi-axis CNC turntable with a central oil circuit comprises a turntable base, a B-axis turntable is arranged on the top of the turntable base, a C-axis turntable is arranged on the top of the B-axis turntable through a C-axis base, the C-axis turntable is fastened to the top of the C-axis base through a turntable pressing block, the C-axis base is fixed to the top of the B-axis turntable through a fastening screw, and a central oil circuit module is arranged at the inner center of the B-axis turntable and the C-axis turntable;

[0007] The central oil circuit module includes a BC-axis oil circuit plate inlet fixed to the side wall of the turntable base by a first fixed bracket and a second fixed bracket, a BC-axis oil circuit adapter plate is fixedly connected to the top surface of the turntable base near the BC-axis oil circuit plate inlet by a third fixed bracket, the BC-axis oil circuit adapter plate is fixedly connected to the first BC-axis oil circuit plate outlet at one end away from the BC-axis oil circuit plate inlet, the top surface of the first BC-axis oil circuit plate outlet away from the BC-axis oil circuit adapter plate is fixedly connected to the B-axis central oil circuit core shaft, the top of the B-axis central oil circuit core shaft is fixedly connected to the B-axis central oil circuit flange, the top surface of the B-axis central oil circuit flange is fixedly connected to the second BC-axis oil circuit plate outlet, the end of the second BC-axis oil circuit plate outlet away from the B-axis central oil circuit flange is connected to the C-axis central oil circuit core shaft through an oil pipe, and the end of the C-axis central oil circuit core shaft is provided with a C-axis oil circuit port cover plate and a C-axis central oil circuit flange.

[0008] Preferably, the inner center axis of the C-axis turntable is sleeved on the C-axis center oil circuit core shaft, and the inner center axis of the B-axis turntable is sleeved on the B-axis center oil circuit core shaft.

[0009] Preferably, a central oil passage hole is provided inside the C-axis central oil passage core shaft, and a central oil passage hole is also provided inside the B-axis central oil passage core shaft.

[0010] Preferably, the B-axis turntable includes a B-axis turntable table surface disposed on the top thereof, and the C-axis turntable includes a C-axis turntable table surface disposed on the top thereof.

[0011] Preferably, an adjustment block is provided at the connection between the side walls of the C-axis base and the B-axis turntable table for adjusting the position of the C-axis base.

[0012] Preferably, the C-axis oil passage cover is fixed to the end surface of the C-axis center oil passage flange by screws, and is used to block the oil flowing out of the center oil passage hole arranged inside the C-axis center oil passage spindle.

[0013] Preferably, a plurality of fastening holes are provided at equal distances on the edge of the C-axis center oil circuit flange for connecting an external automated tooling fixture to the C-axis turntable.

[0014] The beneficial effects of the present invention are as follows: the device has a simple structure, is easy to install, and has a high degree of integration. It not only realizes multi-axis linkage processing, but also facilitates the installation of automated tooling and fixtures while supplying oil through the setting of the central oil circuit module, thereby meeting the needs of automated production lines and solving the problem of spatial interference caused by external piping. The structure of the central oil circuit module is exquisitely set, and processing is easier. At the same time, the C-axis oil circuit cover plate can conveniently close the oil outlet of the central oil circuit module to avoid pollution. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present invention will be further described below in conjunction with the accompanying drawings.

[0016] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0017] Figure 2 It is a structural schematic diagram of the central oil circuit module of the present invention;

[0018] Figure 3 It is an exploded schematic diagram of the central oil circuit module of the present invention;

[0019] Figure 4 It is a side view of the central oil circuit module of the present invention.

[0020] In the figure: 1. Turntable base; 2. B-axis turntable; 201. B-axis turntable table; 3. Center oil circuit module; 301. BC-axis oil circuit board inlet; 302. First fixed bracket; 303. Second fixed bracket; 304. First BC-axis oil circuit board outlet; 305. Third fixed bracket; 306. C-axis oil circuit port cover; 307. C-axis center oil circuit flange; 308. C-axis center oil circuit mandrel; 309. Oil pipe; 310. B-axis center oil circuit flange; 311. B-axis center oil circuit mandrel; 312. Second BC-axis oil circuit board outlet; 313. BC-axis oil circuit adapter plate; 4. C-axis base; 5. Adjustment block; 6. C-axis turntable; 601. C-axis turntable table; 7. Turntable pressure block; 8. Fastening screws. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] Reference Figure 1-4 As shown, the present invention is a multi-axis CNC turntable with a central oil circuit, including a turntable base 1, a B-axis turntable 2 is arranged on the top of the turntable base 1, a C-axis turntable 6 is arranged on the top of the B-axis turntable 2 through a C-axis base 4, the C-axis turntable 6 is fastened to the top of the C-axis base 4 through a turntable pressure block 7, the C-axis base 4 is fixed to the top of the B-axis turntable 2 through a fastening screw 8, and a central oil circuit module 3 is arranged at the inner center of the B-axis turntable 2 and the C-axis turntable 6.

[0023] Furthermore, the central oil circuit module 3 includes a BC axis oil circuit board inlet 301 fixed to the side wall of the turntable base 1 by a first fixing bracket 302 and a second fixing bracket 303, a BC axis oil circuit adapter plate 313 is fixedly connected to the top surface of the turntable base 1 near the BC axis oil circuit board inlet 301 by a third fixing bracket 305, and a first BC axis oil circuit board outlet 304 is fixedly connected to the BC axis oil circuit adapter plate 313 at one end away from the BC axis oil circuit board inlet 301, and the first BC axis oil circuit board outlet 304 is away from the BC axis oil circuit adapter plate 3 A B-axis center oil circuit spindle 311 is fixedly connected to the top surface of one end of 13, a B-axis center oil circuit spindle 311 is fixedly connected to the top of the B-axis center oil circuit spindle 311, a second BC-axis oil circuit plate outlet 312 is fixedly connected to the top surface of the B-axis center oil circuit flange 310, an end of the second BC-axis oil circuit plate outlet 312 away from the B-axis center oil circuit flange 310 is connected to the C-axis center oil circuit spindle 308 through an oil pipe 309, and a C-axis oil circuit port cover plate 306 and a C-axis center oil circuit flange 307 are provided at the end of the C-axis center oil circuit spindle 308.

[0024] Among them, it should be supplemented that the C-axis oil passage cover 306 is fixed to the end face of the C-axis center oil passage flange 307 by screws in the prior art, and is used to block the oil flowing out of the center oil passage hole arranged inside the C-axis center oil passage spindle 308. The C-axis oil passage cover 306 needs to be removed from the end face of the C-axis center oil passage flange 307 before using the center oil passage module 3.

[0025] Among them, it should be supplemented that a number of fastening holes are equidistantly provided on the edge of the C-axis center oil circuit flange 307. The user fixes the C-axis center oil circuit flange 307 on the C-axis turntable 6 by passing screws through the fastening holes in the prior art, and connects the C-axis center oil circuit flange 307 and the oil circuit interface in the external automated tooling fixture by passing screws through the fastening holes, thereby connecting it to the C-axis turntable 6.

[0026] The inner center axis of the C-axis turntable 6 is sleeved on the C-axis center oil circuit core shaft 308 , and the inner center axis of the B-axis turntable 2 is sleeved on the B-axis center oil circuit core shaft 311 .

[0027] A central oil passage hole is provided inside the C-axis central oil passage core shaft 308 , and a central oil passage hole is also provided inside the B-axis central oil passage core shaft 311 .

[0028] The B-axis turntable 2 includes a B-axis turntable tabletop 201 disposed on the top thereof, and the C-axis turntable 6 includes a C-axis turntable tabletop 601 disposed on the top thereof.

[0029] An adjustment block 5 is provided at the connection between the side walls of the C-axis base 4 and the B-axis turntable table 201 to adjust the position of the C-axis base 4 .

[0030] The device has a simple structure, is easy to install, and has a high degree of integration. It not only realizes multi-axis linkage processing, but also facilitates the installation of automated tooling and fixtures while supplying oil through the setting of the central oil circuit module 3, thereby meeting the needs of automated production lines and solving the spatial interference problem caused by external piping. The structure of the central oil circuit module 3 is exquisitely set, and the processing is easier. At the same time, the C-axis oil circuit cover 306 can conveniently close the oil outlet of the central oil circuit module 3 to avoid pollution.

[0031] Reference Figure 1 As shown, the B-axis turntable table 201 on the B-axis turntable 2 and the C-axis turntable table 601 on the C-axis turntable 6 in the present device can rotate in the direction shown in the figure, and can perform arbitrary clockwise and counterclockwise rotations through the settings of the control system, motion system and servo motor in the prior art, thereby completing the multi-axis linkage processing function.

[0032] Working principle: When the device is working, the B-axis turntable 2 and the C-axis turntable 6 can rotate 360 ​​degrees in two dimensions through the control system in the prior art, and can rotate separately to form a multi-axis turntable, thereby realizing multi-axis linkage processing.

[0033] During the rotation of the B-axis turntable 2 and the C-axis turntable 6, the central oil circuit module 3 is set so that the device can customize the automated tooling and fixture according to customer needs and complete the oil supply of the automated tooling and fixture, thereby meeting the needs of the automated production line. At the same time, the device only needs to connect the external oil inlet pipe through the BC-axis oil circuit board inlet 301. It will not follow the rotation of the B-axis turntable 2 and the C-axis turntable 6, and its position is fixed, making it easy and efficient to use.

[0034] When installing the automated tooling fixture on the device, it is only necessary to loosen the screws on the C-axis oil passage cover 306, remove the C-axis oil passage cover 306, and then fix the automated tooling fixture to the slot or mounting hole on the C-axis turntable table 601. At this time, the oil provided by the external oil inlet pipe will enter the automated tooling fixture through the BC-axis oil passage plate inlet 301, the BC-axis oil passage adapter plate 313, the first BC-axis oil passage plate outlet 304, the B-axis center oil passage spindle 311, the B-axis center oil passage flange 310, the second BC-axis oil passage plate outlet 312, the oil pipe 309 and the C-axis center oil passage spindle 308 in sequence, thereby completing the oil supply.

[0035] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A multi-axis CNC turntable with a central oil circuit, comprising a turntable base (1), characterized in that: A B-axis turntable (2) is arranged on the top of the turntable base (1); a C-axis turntable (6) is arranged on the top of the B-axis turntable (2) via a C-axis base (4); the C-axis turntable (6) is fastened to the top of the C-axis base (4) via a turntable pressure block (7); the C-axis base (4) is fixed to the top of the B-axis turntable (2) via a fastening screw (8); a central oil circuit module (3) is arranged at the inner center of the B-axis turntable (2) and the C-axis turntable (6); The central oil circuit module (3) comprises a BC axis oil circuit board inlet (301) fixed to the side wall of the turntable base (1) by a first fixing bracket (302) and a second fixing bracket (303); a BC axis oil circuit adapter plate (313) is fixedly connected to the top surface of the turntable base (1) near the BC axis oil circuit board inlet (301) by a third fixing bracket (305); an end of the BC axis oil circuit adapter plate (313) away from the BC axis oil circuit board inlet (301) is fixedly connected to a first BC axis oil circuit board outlet (304); and the first BC axis oil circuit board outlet (304) is away from the BC axis oil circuit adapter plate (313). A B-axis central oil circuit core shaft (311) is fixedly connected to the top surface of one end of the B-axis central oil circuit core shaft (311), a B-axis central oil circuit flange (310) is fixedly connected to the top of the B-axis central oil circuit core shaft (311), a second BC-axis oil circuit plate outlet (312) is fixedly connected to the top surface of the B-axis central oil circuit flange (310), an end of the second BC-axis oil circuit plate outlet (312) away from the B-axis central oil circuit flange (310) is connected to a C-axis central oil circuit core shaft (308) via an oil pipe (309), and a C-axis oil circuit port cover plate (306) and a C-axis central oil circuit flange (307) are provided at the end of the C-axis central oil circuit core shaft (308).

2. The multi-axis CNC turntable with a central oil circuit according to claim 1, characterized in that: The inner center axis of the C-axis turntable (6) is sleeved on the C-axis center oil circuit core shaft (308), and the inner center axis of the B-axis turntable (2) is sleeved on the B-axis center oil circuit core shaft (311).

3. The multi-axis CNC turntable with a central oil circuit according to claim 2, characterized in that: The C-axis central oil passage core shaft (308) is provided with a central oil passage hole inside, and the B-axis central oil passage core shaft (311) is also provided with a central oil passage hole inside.

4. The multi-axis CNC turntable with a central oil circuit according to claim 3, characterized in that: The B-axis turntable (2) includes a B-axis turntable tabletop (201) arranged on the top thereof, and the C-axis turntable (6) includes a C-axis turntable tabletop (601) arranged on the top thereof.

5. The multi-axis CNC turntable with a central oil circuit according to claim 4, characterized in that: An adjustment block (5) is provided at the connection between the side walls of the C-axis base (4) and the B-axis turntable table (201) for adjusting the position of the C-axis base (4).

6. The multi-axis CNC turntable with a central oil circuit according to claim 3, characterized in that: The C-axis oil passage cover plate (306) is fixed to the end surface of the C-axis center oil passage flange (307) by means of screws, and is used to block the oil flowing out of the center oil passage hole arranged inside the C-axis center oil passage spindle (308).

7. The multi-axis CNC turntable with a central oil circuit according to claim 1, characterized in that: A plurality of fastening holes are provided at equal distances on the edge of the C-axis center oil circuit flange (307) for connecting an external automated tooling fixture to the C-axis turntable (6).

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