Three-axis machine tool

Abstract

The utility model discloses a three-axis machine tool which comprises a base, a workbench is fixedly connected to the base, a supporting structure is fixed to the bottom of the base, a portal frame is slidably connected to the base in the length direction, and a sliding frame is slidably connected to the portal frame in the width direction of the base. A mounting frame is slidably connected to the sliding frame in the vertical direction, and a machining assembly is fixed to the mounting frame; the vertical movement of the machining assembly in the X-axis direction, the Y-axis direction and the Z-axis direction is achieved through the portal frame and the sliding frame, a workpiece is positioned and placed through the workbench, and therefore machining of the workpiece in the three-axis direction is achieved, machining is convenient, operation is stable, working efficiency is high, and the three-axis machining device is suitable for machining of large workpieces.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tools, in particular to a three-axis processing machine tool. Background Art

[0002] Machine tools, also known as lathes, are mainly used to turn rotating workpieces with turning tools. Drills, reamers, reamers, taps, dies and knurling tools can also be used on lathes for corresponding processing. Lathes are mainly used to process shafts, discs, sleeves and other workpieces with rotating surfaces. They are the most widely used type of machine tools in mechanical manufacturing and repair factories. Drills, reamers, reamers, taps, dies and knurling tools can also be used on lathes for corresponding processing. The function of a lathe is to cut rotating surfaces of various sizes and shapes, as well as spiral surfaces.

[0003] Currently, the commonly used three-axis machine tools have a processing component that moves in the Z-axis direction and a workpiece placement component that moves in the X- and Y-axis directions to achieve processing of the workpiece. However, it is inconvenient to process large workpieces. For this reason, the present application proposes a three-axis processing machine tool with stable operation. Utility Model Content

[0004] The main purpose of the utility model is to provide a three-axis machining machine tool, which can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a three-axis machining machine tool, including a base, a workbench is fixedly connected to the base, a supporting structure is fixed to the bottom of the base, the base is slidably connected to a gantry along the length direction, the gantry is slidably connected to a sliding frame along the width direction of the base, the sliding frame is slidably connected to a mounting frame along the vertical direction, and a machining component is fixed to the mounting frame.

[0006] Preferably, a first guide rail is fixedly connected to both sides of the base, a first slider fixedly connected to the gantry is slidably connected to the first guide rail, the gantry is fixedly connected to a connecting rod located below the base and a first ball screw is threadedly connected to the middle part of the connecting rod, both ends of the first ball screw are movably connected to the base and one end is transmission-connected to a first motor.

[0007] Preferably, a second guide rail is fixed on the gantry, and a second slider fixedly connected to the sliding frame is slidably connected to the second guide rail. A second ball screw is movably connected to the gantry along the length direction of the second guide rail, and the second ball screw is threadedly connected to the sliding frame, and one end of the second ball screw is transmission-connected to a second motor.

[0008] Preferably, the second guide rails are provided in two numbers and are distributed up and down, and the second ball screw is arranged in the middle position of the two second guide rails.

[0009] Preferably, the sliding frame is movably connected to two light rods in the vertical direction, a third ball screw movably connected to the sliding frame is arranged between the two light rods, the third ball screw is threadedly connected to the mounting frame, one end of the third ball screw is transmission-connected to a third motor, and a guide block slidably connected to the light rod is fixedly connected to the mounting frame.

[0010] Preferably, height-adjustable feet are installed at the four corners of the bottom of the support structure.

[0011] Compared with the traditional technology, the beneficial effects produced by the utility model are as follows: the utility model realizes the vertical movement of the processing component in the X-axis, Y-axis and Z-axis directions through the gantry and the sliding frame, and uses the workbench to position and place the workpiece, thereby realizing the three-axis processing of the workpiece, the processing is convenient, the operation is stable, the work efficiency is high, and it is suitable for the processing of large workpieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the utility model from one viewing angle;

[0013] Figure 2 It is a three-dimensional schematic diagram of the overall structure of the utility model from another perspective;

[0014] Figure 3 It is a three-dimensional schematic diagram of the connection between the gantry and the sliding frame of the utility model;

[0015] Figure 4 It is a side view schematic diagram of the connection between the gantry and the sliding frame of the utility model;

[0016] Figure 5 It is a three-dimensional schematic diagram of the sliding frame of the utility model.

[0017] In the figure: 1. base; 2. workbench; 3. supporting structure; 4. support leg; 5. gantry; 6. sliding frame; 7. mounting frame; 8. processing assembly; 9. first guide rail; 10. first slider; 11. connecting rod; 12. first ball screw; 13. first motor; 14. second guide rail; 15. second slider; 16. second ball screw; 17. second motor; 18. light rod; 19. third ball screw; 20. third motor; 21. guide block. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0019] like Figure 1-2 As shown, this embodiment provides a three-axis machining center, including a base 1, which is a frame structure made of metal parts. A workbench 2 is fixedly connected to the base 1, and the workbench 2 is a metal panel structure. A supporting structure 3 is fixed to the bottom of the base 1, and height-adjustable legs 4 are installed at the four corners of the bottom of the supporting structure 3. The base 1 is slidably connected to a gantry 5 along the length direction, and the gantry 5 is slidably connected to a sliding frame 6 along the width direction of the base 1. The sliding frame 6 is slidably connected to a mounting frame 7 along the vertical direction, and a processing assembly 8 is fixed to the mounting frame 7. The processing assembly 8 is used to perform a series of processing such as cutting and drilling on the workpiece.

[0020] like Figure 2 As shown, first guide rails 9 are fixedly connected to both sides of the base 1, and a first slider 10 fixedly connected to the gantry 5 is slidably connected to the first guide rails 9. The gantry 5 is located below the base 1 and is fixedly connected to a connecting rod 11, and a first ball screw 12 is threadedly connected to the middle of the connecting rod 11. Both ends of the first ball screw 12 are movably connected to the base 1 and one end is transmission-connected to a first motor 13. The first motor 13 drives the first ball screw 12 to rotate, thereby driving the connecting rod 11 to move. The connecting rod 11 is used to drive the gantry 5 to slide on the first guide rail 9, thereby realizing the movement of the gantry 5 in the X-axis direction.

[0021] like Figure 3-4 As shown, a second guide rail 14 is fixed on the gantry 5, and a second slider 15 fixedly connected to the sliding frame 6 is slidably connected to the second guide rail 14. A second ball screw 16 is movably connected to the gantry 5 along the length direction of the second guide rail 14. The second ball screw 16 is threadedly connected to the sliding frame 6, and one end of the second ball screw 16 is transmission-connected to a second motor 17. The second guide rail 14 is provided in two and distributed up and down. The second ball screw 16 is provided in the middle position of the two second guide rails 14. The second motor 17 is used to drive the second ball screw 16 to rotate, thereby driving the sliding frame 6 to slide along the second guide rail 14, thereby realizing the movement of the sliding frame 6 in the Y-axis direction.

[0022] like Figure 5 As shown, the sliding frame 6 is movably connected to two light rods 18 in the vertical direction, and a third ball screw 19 movably connected to the sliding frame 6 is arranged between the two light rods 18. The third ball screw 19 is threadedly connected to the mounting frame 7, and one end of the third ball screw 19 is transmission-connected to the third motor 20. A guide block 21 slidably connected to the light rod 18 is fixedly connected to the mounting frame 7. The second motor 17 drives the third ball screw 19 to rotate, and the third ball screw 19 is used to drive the mounting frame 7 to move in the vertical direction, and the guide block 21 is used to slide on the light rod 18, thereby ensuring the stability of the mounting frame 7 when sliding and lifting.

[0023] Its working principle is: the vertical movement of the processing component 8 in the X-axis, Y-axis and Z-axis directions is realized through the gantry 5 and the sliding frame 6, and the workpiece is positioned and placed using the workbench 2, thereby realizing the processing of the workpiece in the three-axis direction. The processing is convenient, the operation is stable, the work efficiency is high, and it is suitable for the processing of large workpieces.

[0024] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above description is illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A three-axis machining machine tool, comprising a base, characterized in that: A workbench is fixedly connected to the base, a supporting structure is fixed to the bottom of the base, the base is slidably connected to a gantry along the length direction, the gantry is slidably connected to a sliding frame along the width direction of the base, the sliding frame is slidably connected to a mounting frame along the vertical direction, and a processing component is fixed to the mounting frame.

2. A three-axis machining center according to claim 1, characterized in that: The two sides of the base are fixedly connected with a first guide rail, and the first guide rail is slidably connected with a first slider fixedly connected to the gantry. The gantry is located below the base and is fixedly connected with a connecting rod, and the middle part of the connecting rod is threadedly connected with a first ball screw, both ends of the first ball screw are movably connected to the base and one end is transmission-connected to a first motor.

3. A three-axis machining center according to claim 1, characterized in that: A second guide rail is fixed on the gantry, and a second slider fixedly connected to the sliding frame is slidably connected to the second guide rail. A second ball screw is movably connected to the gantry along the length direction of the second guide rail, and the second ball screw is threadedly connected to the sliding frame, and one end of the second ball screw is transmission-connected to a second motor.

4. A three-axis machining center according to claim 3, characterized in that: The second guide rails are provided in two pieces and are distributed up and down, and the second ball screw is provided in the middle position of the two second guide rails.

5. The three-axis machining center according to claim 1, characterized in that: The sliding frame is movably connected to two light rods in the vertical direction, a third ball screw movably connected to the sliding frame is arranged between the two light rods, the third ball screw is threadedly connected to the mounting frame, one end of the third ball screw is transmission-connected to the third motor, and a guide block slidably connected to the light rod is fixedly connected to the mounting frame.

6. The three-axis machining center according to claim 1, characterized in that: The four corners of the bottom of the support structure are provided with height-adjustable feet.

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