Multi-face multi-angle five-axis machine tool

Abstract

The invention belongs to the field of numerical control machine tools, and particularly relates to a multi-face multi-angle five-axis machine tool which comprises a base. The three-axis moving device is fixedly installed on the base and can move in the X axis, the Y axis and the Z axis in a high-precision mode; the vertical main shaft is fixedly mounted on the three-axis moving device; the five-axis cradle is installed on the base and used for adjusting the position of the workpiece and completing milling machining of the workpiece in a matched mode; during use, the three-axis moving device drives the vertical main shaft to move in a high-precision mode on the X axis, the Y axis and the Z axis, a milling tool installed on the vertical main shaft through a tool chuck is used for milling a workpiece, the five-axis cradle can freely swing on the two rotating shafts, the workpiece is driven to swing on the A axis and the C axis, five-axis linkage machining is achieved in cooperation with the X linear axis, the Y linear axis and the Z linear axis, and machining precision is improved. By means of the design, the cutter can be close to a workpiece at any angle, the machining range is greatly expanded, and the cutter is especially suitable for machining of complex curved surfaces and special-shaped parts and solves the problem of five-face multi-angle milling.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of numerical control machine tools, and particularly relates to a multi-surface multi-angle five-axis machine tool. BACKGROUND

[0002] A machine tool is a mechanical device that processes a blank of metal or other material through a specific process method, such as cutting, grinding, forging, stamping, etc., to obtain a required shape, size and surface quality. It is the core basic equipment of the manufacturing industry.

[0003] A numerical control machine tool is an upgraded version of a common machine tool with the introduction of a numerical control system, and is the core equipment of the current manufacturing industry. Its core feature is "program control and automatic operation". A numerical control machine tool is equipped with a computer numerical control system (CNC), and automatically controls the movement of the machine tool through a pre-written program. It has high precision and strong stability, and is the mainstream of modern machine tools.

[0004] There are two types of machine tool equipment on the market: one five-axis machine tool can only be used for milling, and does not have a long-size gun drill for replacement; and one horizontal three-axis deep hole drilling machine tool can only drill holes, and can only drill straight holes by relying on the original configuration and machine tool action, and cannot drill at multiple angles. The current market equipment cannot simultaneously satisfy heavy cutting and multi-angle drilling processing. Therefore, a multi-surface multi-angle five-axis machine tool is proposed to solve the above problems. SUMMARY

[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem proposed in the background art, the present application proposes a multi-surface multi-angle five-axis machine tool.

[0006] The technical scheme adopted by the present application to solve its technical problems is that the multi-surface multi-angle five-axis machine tool comprises a base, and further comprises:

[0007] A three-axis movement device is fixedly installed on the base, and the three-axis movement device can move in XYZ three-axis high-precision movement;

[0008] A vertical spindle is fixedly installed on the three-axis movement device and moves following the movement of the three-axis movement device;

[0009] A tool holder is installed at the shaft core end of the vertical spindle and can fix a milling cutter;

[0010] A milling cutter can be installed on the tool holder and is used for milling a workpiece;

[0011] A five-axis cradle is installed on the base and is used for adjusting the position of the workpiece to complete the milling of the workpiece;

[0012] The fixed clamp is installed on the five-axis cradle, can fix the workpiece, in use, the three-axis moving device drives the vertical spindle to move on the XYZ three-axis high-precision, the milling cutter installed on the vertical spindle is used for milling the workpiece, the five-axis cradle can swing freely on two rotating shafts, drives the workpiece to swing on the A-axis and C-axis, cooperates with the X, Y and Z three linear shafts, realizes five-axis linkage machining, this design makes the cutter can approach the workpiece at any angle, greatly expands the machining range, especially suitable for the machining of complex curved surface and special-shaped parts, five-surface multi-angle milling problem.

[0013] Preferably, the high-pressure central oil outlet device can spray cutting oil from the center of the milling cutter, in use, the high-pressure central oil outlet device sprays cutting oil from the center of the milling cutter, thereby solving the deep hole cutting problem and reducing the deep hole cutter wear problem.

[0014] Preferably, the automatic tool changer can drive a plurality of different milling cutters to move and switch; the three-axis moving device can drive the vertical spindle to move above the automatic tool changer, and replace different cutters from the automatic tool changer, in use, the automatic tool changer can automatically switch different cutters according to the machining process, so that different cutters are replaced by cooperating with the cutter holder, thereby solving the problem of frequent replacement of cutters in integrated machining, improving the machining efficiency and reducing the labor cost.

[0015] Preferably, the automatic tool setting device can automatically measure the size and position of the cutter and automatically update the cutter compensation value, reduce the cutter wear and improve the machining precision.

[0016] Preferably, the tool setting mode of the automatic tool setting device includes one or more combinations of trigger type tool setting, optical type tool setting and laser type tool setting.

[0017] Preferably, the high-pressure central oil outlet device includes an oil supply module, the center of the vertical spindle is provided with a cooling oil delivery channel, the oil supply module and the cooling oil delivery channel are connected, the oil supply module can deliver cutting oil to the cooling oil delivery channel; the middle part of the milling cutter is provided with an oil outlet hole; after the milling cutter is installed on the cutter holder, the cooling oil delivery channel and the oil outlet hole are connected.

[0018] Preferably, the automatic tool changer includes a tool magazine, a driving motor, a plurality of cutter seats capable of fixedly placing milling cutters and a chain, the tool magazine is installed on the base, the driving motor is installed on the tool magazine; a plurality of sprockets are rotatably connected in the tool magazine, one of the sprockets is connected with the output shaft of the driving motor; the chain is installed on the sprocket, and the cutter seat is installed on the chain.

[0019] The present application has the advantages that:

[0020] 1. The present application is characterized in that a five-axis cradle and a three-axis moving device are arranged, in use, the three-axis moving device drives the vertical spindle to move in XYZ three-axis high-precision, the milling cutter installed on the vertical spindle by the cutter holder is used for milling the workpiece, the five-axis cradle can swing freely on two rotating shafts, drives the workpiece to swing on A and C axes, cooperates with X, Y and Z three linear shafts, realizes five-axis linkage machining, this design makes the cutter can approach the workpiece at any angle, greatly expands the processing range, especially suitable for complex curved surface and special-shaped part machining, five-surface multi-angle milling problem;

[0021] 2. The present application is characterized in that a high-pressure central oil outlet device is arranged, in use, the high-pressure central oil outlet device sprays cutting oil to the center of the milling cutter, thereby solving the deep hole cutting problem and reducing the deep hole cutter wear problem. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0023] Figure 1 The structural schematic diagram of the present application is shown in the figure;

[0024] Figure 2 The side view structural schematic diagram of the present application is shown in the figure;

[0025] Figure 3 The base structure schematic diagram of the present application is shown in the figure;

[0026] Figure 4 The tool magazine structure schematic diagram of the present application is shown in the figure.

[0027] In the figure: 11, base; 12, three-axis moving device; 13, vertical spindle; 14, cutter holder; 15, five-axis cradle; 16, fixed clamp; 17, milling cutter; 2, automatic tool changer; 21, tool magazine; 22, motor; 23, chain; 24, cutter seat. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be described clearly and completely below with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0029] The specific embodiments are given below.

[0030] Please refer to Figures 1-3 As shown in the figure, a multi-surface multi-angle five-axis machine tool comprises a base 11; further comprising:

[0031] A three-axis moving device 12 is fixedly installed on the base 11, and the three-axis moving device 12 can move in XYZ three-axis high precision;

[0032] A vertical spindle 13 is fixedly installed on the three-axis moving device 12, and moves following the movement of the three-axis moving device 12;

[0033] A tool holder 14 is installed at the shaft core end of the vertical spindle 13, and can fix a milling cutter 17;

[0034] The milling cutter 17 can be installed on the tool holder 14, and is used for milling workpieces;

[0035] A five-axis cradle 15 is installed on the base 11, and is used for adjusting the position of the workpiece to complete the milling of the workpiece in cooperation;

[0036] A fixed clamp 16 is installed on the five-axis cradle 15, and can fix the workpiece;

[0037] In use, the three-axis moving device 12 drives the vertical spindle 13 to move in XYZ three-axis high precision, and the milling cutter 17 installed on the vertical spindle 13 through the tool holder 14 is used for milling the workpiece, the five-axis cradle 15 can freely swing on two rotating axes, drives the workpiece to swing on the A axis and the C axis, cooperates with the X, Y, Z three linear axes, and realizes five-axis linkage machining. This design enables the cutter to approach the workpiece at any angle, greatly expands the machining range, and is especially suitable for machining complex curved surfaces and special-shaped parts, and solves the problem of five-surface multi-angle milling.

[0038] Further, it further comprises a high-pressure central oil outlet device, which can spray cutting oil from the center of the milling cutter 17; in use, the high-pressure central oil outlet device sprays cutting oil from the center of the milling cutter 17, thereby solving the problem of deep hole cutting and reducing the problem of deep hole cutter wear.

[0039] Further, it further comprises an automatic tool changer 2, which can drive a plurality of different milling cutters 17 to move and switch; the three-axis moving device 12 can drive the vertical spindle 13 to move above the automatic tool changer 2, and replace different cutters from the automatic tool changer 2; in use, the automatic tool changer 2 can automatically switch different cutters according to the machining process, so that it cooperates with the tool holder 14 to replace different cutters, thereby solving the problem of frequent replacement of cutters by one-body machining, improving the machining efficiency, and reducing the labor cost.

[0040] Further, the automatic tool setting device is capable of automatically measuring the size and position of the tool and automatically updating the tool compensation value, reducing tool wear and improving machining precision.

[0041] In use, the automatic tool setting device can accurately measure the actual size of the tool, provide accurate tool parameters for machining, measure the position of the tool relative to the workpiece or machine tool coordinate system, ensure the accurate position of the tool during machining, save tool setting time, improve the utilization rate of the machine tool, solve the problem of deep hole cutting, and reduce the problem of deep hole tool wear.

[0042] Further, the tool setting mode of the automatic tool setting device includes one or a combination of trigger tool setting, optical tool setting and laser tool setting.

[0043] Further, the high-pressure central oil outlet device includes an oil supply module, the center of the vertical spindle 13 is provided with a cooling oil delivery channel, the oil supply module and the cooling oil delivery channel are connected, and the oil supply module can deliver cutting oil to the cooling oil delivery channel; the middle part of the milling cutter 17 is provided with an oil outlet hole; after the milling cutter 17 is installed on the tool holder 14, the cooling oil delivery channel and the oil outlet hole are connected.

[0044] Further, as shown in Figure 4 The automatic tool changing device 2 includes a tool magazine 21, a drive motor 22, a plurality of tool seats 24 capable of fixedly placing milling cutters 17 and a chain 23, the tool magazine 21 is installed on the base 11, and the drive motor 22 is installed on the tool magazine 21; a plurality of sprockets are rotatably connected inside the tool magazine 21, one of the sprockets is connected with the output shaft of the drive motor 22; the chain 23 is installed on the sprocket, and the tool seat 24 is installed on the chain 23;

[0045] In use, the motor 22 drives the sprocket to move the chain 23 on the tool magazine 21, thereby driving the plurality of tool seats 24 installed on the chain 23, and the plurality of tool seats 24 are respectively installed with a plurality of different drill bits to meet the needs of different cutting processes, solve the problem of frequent tool replacement for integrated machining, improve the machining efficiency, and reduce the labor cost.

[0046] The working principle is that, in use, the three-axis moving device 12 drives the vertical spindle 13 to move in XYZ three-axis high-precision mode, the milling cutter 17 installed on the vertical spindle 13 is used for milling the workpiece, the five-axis cradle 15 can swing freely on two rotating shafts, drives the workpiece to swing on the A shaft and the C shaft, cooperates with the X, Y and Z three linear shafts, and realizes five-axis linkage machining. This design enables the cutter to approach the workpiece at any angle, greatly expands the machining range, and is especially suitable for machining complex curved surfaces and special-shaped parts. The five-surface multi-angle milling problem is solved by the high-pressure central oil outlet device which sprays cutting oil at the center of the milling cutter 17, thereby solving the deep hole discharge problem and reducing the deep hole cutter wear problem. The automatic tool changer 2 can automatically switch different cutters according to the machining process, so that different cutters can be replaced by cooperating with the cutter holder 14, thereby solving the problem of frequent replacement of cutters by manpower in integrated machining, improving the machining efficiency, and reducing the labor cost. The automatic tool setting device can accurately measure the actual size of the cutter, provide accurate cutter parameters for machining, measure the position of the cutter relative to the workpiece or machine tool coordinate system, ensure the accurate position of the cutter in the machining process, save the tool setting time, improve the utilization rate of the machine tool, solve the deep hole discharge problem, and reduce the deep hole cutter wear problem.

[0047] In use, the motor 22 drives the chain 23 on the tool magazine 21 through the driving sprocket, thereby driving the plurality of cutter seats 24 installed on the chain 23, and the plurality of different drill bits are respectively installed on the plurality of cutter seats 24 to meet the needs of different cutting processes, solve the problem of frequent replacement of cutters by manpower in integrated machining, improve the machining efficiency, and reduce the labor cost. The motor 22 is a servo motor.

[0048] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0049] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only illustrative of the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A multi-sided multi-angle five-axis machine tool comprising a base (11); characterized in that: Also includes: Three-axis moving device (12) is fixedly installed on the base (11), the three-axis moving device (12) can move in XYZ three-axis high precision; Vertical spindle (13) is fixedly installed on the three-axis moving device (12), moves following the movement of the three-axis moving device (12); Tool holder (14) is installed at the shaft core end of the vertical spindle (13), and can fix the milling cutter (17); Milling cutter (17) can be installed on the tool holder (14), and is used for milling workpiece; Five-axis cradle (15) is installed on the base (11), and is used for adjusting the position of the workpiece, and cooperating to complete the milling of the workpiece; Fixed clamp (16) is installed on the five-axis cradle (15), and can fix the workpiece.

2. A multi-sided multi-angle five-axis machine tool according to claim 1, characterized in that: Also includes high pressure center oil outlet device, the high pressure center oil outlet device can spray cutting oil from the center of the milling cutter (17).

3. A multi-sided multi-angle five-axis machine tool according to claim 1, characterized in that: Also includes automatic tool changer (2), the automatic tool changer (2) can drive a plurality of different milling cutters (17) to move and switch;The three-axis moving device (12) can drive the vertical spindle (13) to move above the automatic tool changer (2), and replace different tools from the automatic tool changer (2).

4. A multi-sided multi-angle five-axis machine tool according to claim 3, characterized in that: Also includes automatic tool setting device, the automatic tool setting device can automatically measure tool size and position, and automatically update tool compensation value, reduce tool wear, improve machining precision.

5. A multi-sided multi-angle five-axis machine tool according to claim 4, characterized in that: The tool setting mode of the automatic tool setting device includes one or more combinations of trigger type tool setting, optical type tool setting and laser type tool setting.

6. A multi-faceted multi-angle five-axis machine tool according to claim 2, characterized in that: The high pressure center oil outlet device includes an oil supply module, the center of the vertical spindle (13) is provided with a cooling oil delivery channel, the oil supply module and the cooling oil delivery channel are connected, the oil supply module can deliver cutting oil to the cooling oil delivery channel;The middle part of the milling cutter (17) is provided with an oil outlet hole;After the milling cutter (17) is installed on the tool holder (14), the cooling oil delivery channel and the oil outlet hole are connected.

7. A multi-faceted multi-angle five-axis machine tool according to claim 3, characterized in that: The automatic tool changer (2) includes a tool magazine (21), a drive motor (22), a plurality of tool seats (24) capable of fixing and placing milling cutters (17) and a chain (23), the tool magazine (21) is installed on the base (11), the drive motor (22) is installed on the tool magazine (21);A plurality of sprockets are rotatably connected in the tool magazine (21), one of the sprockets is connected with the output shaft of the drive motor (22);The chain (23) is installed on the sprocket, and the tool seat (24) is installed on the chain (23).

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