Five-axis milling machine

Abstract

The invention discloses a five-axis milling machine, and relates to the technical field of five-axis milling machines, a moving frame is arranged on the side of a working table, a working module used for clamping a workpiece is arranged on the moving frame, and a rotating box connected with an external liquid supply assembly is rotationally arranged below the working module; and a nozzle for atomizing the cutting liquid is arranged below the rotating box in a penetrating mode, a lubricating box is arranged on the side of the rotating box, and an oil supply mechanism is arranged between the lower portion of the lubricating box and the lower surface of the working module. According to the five-axis milling machine, the moving frame can achieve three-axis movement through mutual cooperation of the X-axis moving module, the Y-axis moving module and the Z-axis moving module, so that workpieces at different position distances are machined according to needs, the A-axis rotating module can drive the containing table to conduct A-axis rotation, the C-axis rotating module can drive the machining table to conduct C-axis rotation, and therefore the machining efficiency is improved. And the five shaft bodies are matched with one another to mill a workpiece, so that the machining efficiency is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of five-axis milling machines, in particular to a five-axis milling machine. Background Art

[0002] The five-axis milling machine is one of the core equipment in the high-end manufacturing industry. Through the coordinated control of five motion axes, it achieves high-precision processing of complex curved surfaces and special-shaped parts. On the basis of the traditional three-axis, the five-axis milling machine adds two rotating axes to form a five-axis linkage or 3+2 positioning processing mode. The five axes move simultaneously to keep the contact point between the tool center point and the workpiece unchanged, which is suitable for curved surface processing.

[0003] Prior art 1 (Chinese patent with announcement number CN219402499U and announcement date of 2023-07-25) A five-axis precision CNC gantry milling machine relates to the technical field of gantry milling machines, comprising a milling machine base, a workbench fixedly mounted on the upper surface of the milling machine base, and a gantry frame arranged on one side of the workbench, a chip removal device being arranged above the surface of the workbench, and a fixing device being arranged on the upper surface of the milling machine base, by rotating the adjusting wheel arranged at one end of the adjusting rod, so that it is rotated inside the horizontal side plate and the support frame, thereby pushing the splint and cooperating with the electric telescopic rod to drive the splint to move closer to the workpiece to be processed, driving the two splints to move relative to each other, achieving the effect of fixing the workpiece to be processed, and at the same time, the electric telescopic rod drives the fixed plate of the same group to move downward, thereby further fixing the workpiece to be processed, improving the stability of the device, preventing the workpiece to be processed from being displaced during the processing, and affecting the processing effect of the product, thereby improving The working efficiency of the gantry milling machine, prior art 2 (publication number CN104668637A, announcement date 2015-06-03 Chinese patent) a five-axis milling machine comprises a base, a slide and a workpiece table, the base comprises a body, the rear side of the body is horizontally and parallelly provided with three first slide rails, the slide is slidably arranged on the first slide rail; the front side of the body is provided with a groove, and the worktable is arranged in the groove; the slide comprises a vertical table and a horizontal table, the bottom of the vertical table has three first slide grooves, the top of the vertical table is provided with two second slide rails extending in parallel, the bottom of the horizontal table is provided with two second slide grooves slidably arranged on the second slide rails, the front side of the horizontal table is provided with two third slide rails, and a cutter head, the rear side of the cutter head is provided with two third slide grooves, and the bottom end of the cutter head is provided with a milling cutter; thereby, the five-axis milling machine can perform five-axis linkage milling, which improves processing efficiency; and has a simple structure, convenient loading and unloading and maintenance, and stronger practicality.

[0004] Although the existing technology can perform five-axis linkage milling and improve processing efficiency, the cutter head will generate a certain amount of heat when performing processing operations. At the same time, the cutter head will continuously accumulate heat during operation, and its cutter head lubrication effect is poor. At the same time, the long-term accumulation of heat will reduce the service life of the cutter head, which has certain limitations.

[0005] So we proposed a five-axis milling machine to solve the problems raised above. Summary of the Invention

[0006] The purpose of the present invention is to provide a five-axis milling machine to solve the problem raised in the above background technology that the cutter heads currently on the market will generate a certain amount of heat when performing processing operations. At the same time, when the cutter heads are working, the heat continues to accumulate, and the lubrication effect of the cutter heads is poor. At the same time, the long-term accumulation of heat will reduce the service life of the cutter heads, and there are certain limitations.

[0007] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a five-axis milling machine, comprising a work table, a movable frame is provided on the side of the work table, and a working module for clamping a workpiece is provided on the movable frame, a rotating box connected to an external liquid supply component is rotatably provided below the working module, and a nozzle for atomizing the cutting liquid is provided through the bottom of the rotating box, and a lubrication box is provided on the side of the rotating box, an oil supply mechanism is provided between the bottom of the lubrication box and the lower surface of the working module, and the oil supply mechanism realizes oil supply and lubrication processing of the working module through the rotation action of the rotating box, a fixed rod is fixedly connected to the side of the upper surface of the work table, and a movable box is slidably connected to the outer side of the fixed rod, and a knocking mechanism is provided between the inside of the movable box and the outer side of the fixed rod, and the knocking mechanism realizes accelerated discharge of sewage through the movement of the movable box.

[0008] Preferably, a Z-axis moving module is provided below the work table, the lower end of the moving frame is slidably provided on the Z-axis moving module, and an X-axis moving module is provided above the moving frame, and a Y-axis moving module is slidably connected to the outside of the X-axis moving module, and the working module is slidably provided on the outside of the Y-axis moving module.

[0009] Preferably, the upper surface of the work table is fixedly connected to an A-axis rotation module, and the output end of the A-axis rotation module is fixedly connected to a placement table, and the inside of the placement table is fixedly connected to a C-axis rotation module, and the output end of the C-axis rotation module is fixedly connected to a processing table, and the processing table is nested and connected at the center of the placement table.

[0010] Preferably, an electric telescopic rod is hinged on the side of the lower surface of the working module, and the output end of the electric telescopic rod is hinged on the side of the rotating box, and two groups of rotating boxes are symmetrically distributed about the center point of the working module.

[0011] Preferably, the oil supply mechanism includes a resistance wheel, which is fixedly connected to the front and rear sides of the rotating box, and the lower surface of the working module is fixedly connected to a guide wheel, and the lower surface of the working module is fixedly connected to a traction rope, and the traction rope is wound around the outside of the resistance wheel and the guide wheel.

[0012] Preferably, an oil supply pipe extending into the interior of the working module is provided through the side of the lubrication box, an extrusion plate is slidably connected to the interior of the lubrication box, and a limiting rod is fixedly connected to the center of the lower surface of the extrusion plate, and the limiting rod is slidably provided on the lower surface of the lubrication box, and a pull plate is fixedly connected to the lower end of the limiting rod, a first spring is fixedly connected between the upper surface of the pull plate and the lower surface of the lubrication box, and the lower surface of the pull plate is fixedly connected to the end of the traction rope.

[0013] Preferably, the knocking mechanism includes a sliding rod, which is slidably connected to the inside of the mobile box, and the side of the mobile box is fixedly connected to the inner side of the mobile frame. The lower end of the sliding rod is fixedly connected to a contact block, and a second spring is fixedly connected between the upper surface of the contact block and the inside of the mobile box.

[0014] Preferably, a first magnetic block is fixedly connected to the outer side of the fixing rod at equal intervals, and a second magnetic block with an arc-shaped structure is fixedly connected to the lower surface of the contact block, and the magnetic poles of the second magnetic block and the first magnetic block are opposite.

[0015] Preferably, the upper end of the slide rod is fixedly connected to a connecting plate, and the side of the connecting plate extends through the outside of the moving box, and the lower surface of the connecting plate is fixedly connected to a knocking block for knocking the work surface.

[0016] Compared with the prior art, the present invention has the following beneficial effects: The mobile frame can realize three-axis movement through the mutual cooperation of the X-axis moving module, Y-axis moving module and Z-axis moving module, so as to process workpieces at different position distances according to needs. The A-axis rotation module can drive the placement table to rotate on the A-axis, and the C-axis rotation module can drive the processing table to rotate on the C-axis. The five axes cooperate with each other to mill the workpiece, thereby improving processing efficiency.

[0017] A rotating box is provided, and an electric telescopic rod is started. The electric telescopic rod can drive the rotating box to swing, so that the atomized cutting liquid is sprayed to the side of the tool set under the working module and the side of the workpiece. The cooling cutting liquid can quickly take away the heat, prevent thermal deformation of the workpiece and increased tool wear. At the same time, a lubricating film can be formed between the tool and the workpiece and chips, reducing the friction coefficient, reducing the cutting force, and improving the surface finish.

[0018] A traction rope is provided, and the rotating box swings outward so that the resistance wheel resists and pulls the traction rope, causing the pull plate to move downward, thereby causing the extrusion plate to move downward, preparing for the subsequent lubrication operation inside the working module.

[0019] By swinging the rotating box outward, the resistance wheel does not apply tension to the traction rope. At this time, the extrusion plate slides toward the top of the rotating box, thereby squeezing the lubricating oil stored inside the rotating box, so that the lubricating oil is input into the working module through the oil supply pipe to lubricate its processing parts, thereby ensuring processing accuracy and equipment life.

[0020] A moving box is provided, and the moving box is driven to slide by the movement of the moving frame. At this time, the contact block will drive the slide rod to realize the reciprocating movement of the slide rod under the dual driving of the magnetic force between the first magnetic block and the second magnetic block and the elastic force of the second spring, so that the knocking block moves back and forth synchronously, thereby knocking the work surface, accelerating the discharge of the sprayed cooling water, and avoiding processing waste chips clogging the drain outlet and causing the cooling water to accumulate on the surface of the work surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 This is a schematic diagram of the three-dimensional bottom-up structure of the present invention; Figure 3 This is a schematic diagram of a three-dimensional cross-sectional structure of a placement table according to the present invention; Figure 4 This is a schematic diagram of the three-dimensional structure of the working module of the present invention; Figure 5 This is a schematic diagram of the three-dimensional structure of the rotating box of the present invention; Figure 6 This is a schematic diagram of the three-dimensional structure of the traction rope of the present invention; Figure 7 This is a schematic diagram of the three-dimensional structure of the work surface of the present invention; Figure 8 This is a schematic diagram of the three-dimensional structure of the knocking block of the present invention; Figure 9 It is a schematic diagram of the three-dimensional cross-sectional structure of the mobile box of the present invention.

[0022] In the figure: 1. work surface; 2. movable frame; 3. X-axis movable module; 4. Y-axis movable module; 5. Z-axis movable module; 6. placing table; 7. A-axis rotation module; 8. C-axis rotation module; 9. processing table; 10. working module; 11. electric telescopic rod; 12. rotating box; 13. nozzle; 14. traction rope; 15. resistance wheel; 16. guide wheel; 17. lubrication box; 18. oil supply pipe; 19. extrusion plate; 20. pulling plate; 21. first spring; 22. limit rod; 23. fixing rod; 24. first magnetic block; 25. second magnetic block; 26. movable box; 27. knocking block; 28. sliding rod; 29. connecting plate; 30. second spring; 31. contact block. DETAILED DESCRIPTION

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. 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 making creative efforts are within the scope of protection of the present invention.

[0024] Example 1: Figure 1 、 Figure 2 and Figure 3 The technical solution shown in the present invention provides the following technical solution: a five-axis milling machine, which mills the workpiece through the cooperation of five axes, thereby improving the processing efficiency. A movable frame 2 is provided on the side of the worktable 1, and a working module 10 for clamping the workpiece is provided on the movable frame 2. A Z-axis moving module 5 is provided below the worktable 1, and the lower end of the movable frame 2 is slidably set on the Z-axis moving module 5, and an X-axis moving module 3 is provided above the movable frame 2, and the outer side of the X-axis moving module 3 is slidably connected to the Y-axis moving module 4, and the working module 10 is slidably set on the outer side of the Y-axis moving module 4, and the upper surface of the worktable 1 is fixedly connected to the A-axis rotation module 7, and the output end of the A-axis rotation module 7 is fixedly connected to the placing table 6, and the inside of the placing table 6 is fixedly connected to the C-axis rotation module 8, and the output end of the C-axis rotation module 8 is fixedly connected to the processing table 9, and the processing table 9 is nested and connected at the center of the placing table 6.

[0025] The mobile frame 2 can realize three-axis movement through the mutual cooperation of the X-axis moving module 3, the Y-axis moving module 4 and the Z-axis moving module 5, so as to perform processing operations on workpieces at different position distances as needed. At the same time, the workpiece is placed on the processing table 9, and the A-axis rotation module 7 can drive the placement table 6 to rotate the A-axis, and the C-axis rotation module 8 can drive the processing table 9 to rotate the C-axis. The five axes cooperate with each other to mill the workpiece, thereby improving the processing efficiency.

[0026] Example 2: Figure 1 、 Figure 4-Figure 6 The technical solution shown in the figure, the present invention provides the following technical solution: a five-axis milling machine, discloses an oil supply mechanism, through which the processing parts are lubricated, thereby ensuring the processing accuracy and equipment life, a rotating box 12 connected to the external liquid supply component is rotatably provided below the working module 10, and a nozzle 13 for atomizing the cutting liquid is provided below the rotating box 12, and a lubrication box 17 is provided on the side of the rotating box 12, and an oil supply mechanism is provided below the lubrication box 17 and between the lower surface of the working module 10, and the oil supply mechanism realizes the oil supply and lubrication treatment of the working module 10 through the rotation of the rotating box 12, an electric telescopic rod 11 is hinged to the side of the lower surface of the working module 10, and the output end of the electric telescopic rod 11 is hinged to the side of the rotating box 12, and the rotating box 12 is symmetrically divided left and right about the center point of the working module 10. The cloth is provided with two groups, and the oil supply mechanism includes a contact wheel 15, which is fixedly connected to the front and rear sides of the rotating box 12, and the lower surface of the working module 10 is fixedly connected to the guide wheel 16, and the lower surface of the working module 10 is fixedly connected to the traction rope 14, and the traction rope 14 is wound around the outside of the contact wheel 15 and the guide wheel 16. The side of the lubrication box 17 is penetrated by an oil supply pipe 18 extending into the interior of the working module 10, and the interior of the lubrication box 17 is slidably connected to an extrusion plate 19, and the center of the lower surface of the extrusion plate 19 is fixedly connected to a limiting rod 22, and the limiting rod 22 is slidably penetrated by the lower surface of the lubrication box 17, and the lower end of the limiting rod 22 is fixedly connected to a pull plate 20, and a first spring 21 is fixedly connected between the upper surface of the pull plate 20 and the lower surface of the lubrication box 17, and the lower surface of the pull plate 20 is fixedly connected to the end of the traction rope 14.

[0027] The rotating box 12 is connected to the external liquid supply component. The nozzle 13 is set under the rotating box 12 to atomize the input cutting liquid. The electric telescopic rod 11 is started, and the rotating box 12 can be driven by the electric telescopic rod 11 to swing, so that the atomized cutting liquid is sprayed to the side of the tool and the side of the workpiece set under the working module 10, and a large range of spraying is performed on the processing parts. The cooling cutting liquid can quickly take away the heat, prevent the workpiece from thermal deformation and increased tool wear, and at the same time form a lubricating film between the tool and the workpiece and the chips, reduce the friction coefficient, reduce the cutting force, and improve the surface finish. In the process of the rotating box 12 swinging outward, the contact wheels 15 set on the front and rear sides can be synchronously made to contact and pull the traction rope 14. When the traction When the rope 14 is pulled, the pull plate 20 will be pulled downward synchronously. When the pull plate 20 moves downward, the extrusion plate 19 can be driven synchronously through the limit rod 22 to move downward along the inside of the lubrication box 17, preparing for the subsequent lubrication operation inside the working module 10. When the rotating box 12 swings outward, the resistance wheel 15 does not apply tension to the traction rope 14, and the pull plate 20 is also not subjected to force. Driven by the elastic force of the first spring 21, the pull plate 20 can push the extrusion plate 19 to slide above the rotating box 12, thereby squeezing the lubricating oil stored in the rotating box 12, so that the lubricating oil is input into the working module 10 through the oil supply pipe 18, and its processing parts are lubricated, thereby ensuring processing accuracy and equipment life.

[0028] Example 3: Figure 1 、 Figure 7-Figure 9 The technical solution shown in the figure, the present invention provides the following technical solution: a five-axis milling machine, discloses a knocking mechanism, which accelerates the discharge of the sprayed cooling water through the knocking mechanism to prevent processing waste chips from clogging the drain outlet and causing the cooling water to gather on the surface of the work table 1. The upper surface side of the work table 1 is fixedly connected with a fixed rod 23, and the outer side of the fixed rod 23 is slidably connected with a moving box 26, and a knocking mechanism is provided between the inside of the moving box 26 and the outer side of the fixed rod 23. The knocking mechanism realizes the accelerated discharge of sewage through the movement of the moving box 26. The knocking mechanism includes a sliding rod 28, which is slidably connected to the inside of the moving box 26, and the side of the moving box 26 The side is fixedly connected to the inner side of the movable frame 2, the lower end of the slide rod 28 is fixedly connected to the contact block 31, and the upper surface of the contact block 31 is fixedly connected to the inside of the movable box 26 with a second spring 30, the outer side of the fixed rod 23 is fixedly connected to the first magnetic block 24 at equal intervals, the lower surface of the contact block 31 is fixedly connected to the second magnetic block 25 with an arc structure, and the magnetic poles of the second magnetic block 25 and the first magnetic block 24 are opposite, the upper end of the slide rod 28 is fixedly connected to the connecting plate 29, and the side of the connecting plate 29 extends through to the outside of the movable box 26, and the lower surface of the connecting plate 29 is fixedly connected to the knocking block 27 for knocking on the work surface 1.

[0029] When the movable frame 2 moves, it can synchronously drive the movable box 26 to slide along the outer side of the fixed rod 23. At this time, the contact block 31 arranged inside the movable box 26 will drive the slide bar 28 to move downward along the inside of the movable box 26 under the drive of the magnetic force between the first magnetic block 24 and the second magnetic block 25. When the first magnetic block 24 and the second magnetic block 25 are misaligned, the contact block 31 drives the slide bar 28 to move up and reset under the elastic force of the second spring 30, thereby realizing the reciprocating movement of the slide bar 28. The reciprocating slide bar 28 can drive the knocking block 27 to move back and forth synchronously through the connecting plate 29, thereby knocking the work surface 1, accelerating the discharge of the sprayed cooling water, and avoiding processing waste chips clogging the drain outlet so that the cooling water accumulates on the surface of the work surface 1.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A five-axis milling machine, comprising a work table (1), a movable frame (2) being provided on the side of the work table (1), and a working module (10) for clamping a workpiece being provided on the movable frame (2), characterized in that: A rotating box (12) connected to an external liquid supply component is rotatably provided below the working module (10), and a nozzle (13) for atomizing the cutting liquid is provided through the bottom of the rotating box (12), and a lubrication box (17) is provided on the side of the rotating box (12). An oil supply mechanism is provided between the bottom of the lubrication box (17) and the lower surface of the working module (10), and the oil supply mechanism realizes oil supply and lubrication processing of the working module (10) through the rotation of the rotating box (12). A fixed rod (23) is fixedly connected to the side of the upper surface of the working table (1), and a movable box (26) is slidably connected to the outer side of the fixed rod (23), and a knocking mechanism is provided between the inside of the movable box (26) and the outer side of the fixed rod (23), and the knocking mechanism realizes accelerated discharge of sewage through the movement of the movable box (26).

2. A five-axis milling machine according to claim 1, characterized in that: A Z-axis moving module (5) is provided below the work surface (1), the lower end of the moving frame (2) is slidably provided on the Z-axis moving module (5), an X-axis moving module (3) is provided above the moving frame (2), and a Y-axis moving module (4) is slidably connected to the outside of the X-axis moving module (3), and the working module (10) is slidably provided on the outside of the Y-axis moving module (4).

3. The five-axis milling machine according to claim 2, characterized in that: The upper surface of the work table (1) is fixedly connected to an A-axis rotation module (7), and the output end of the A-axis rotation module (7) is fixedly connected to a placement table (6), and the interior of the placement table (6) is fixedly connected to a C-axis rotation module (8), and the output end of the C-axis rotation module (8) is fixedly connected to a processing table (9), and the processing table (9) is nested and connected at the center of the placement table (6).

4. The five-axis milling machine according to claim 1, characterized in that: An electric telescopic rod (11) is hingedly connected to the side of the lower surface of the working module (10), and the output end of the electric telescopic rod (11) is hingedly arranged on the side of the rotating box (12). The rotating box (12) is symmetrically distributed in two groups about the center point of the working module (10).

5. The five-axis milling machine according to claim 4, characterized in that: The oil supply mechanism includes a contact wheel (15), the contact wheel (15) is fixedly connected to the front and rear sides of the rotating box (12), and the lower surface of the working module (10) is fixedly connected to a guide wheel (16), and the lower surface of the working module (10) is fixedly connected to a traction rope (14), and the traction rope (14) is wound around the outside of the contact wheel (15) and the guide wheel (16).

6. The five-axis milling machine according to claim 4, characterized in that: An oil supply pipe (18) extending into the interior of the working module (10) is provided through the side of the lubrication box (17), and an extrusion plate (19) is slidably connected to the interior of the lubrication box (17), and a limiting rod (22) is fixedly connected to the center of the lower surface of the extrusion plate (19), and the limiting rod (22) is slidably provided on the lower surface of the lubrication box (17), and a pull plate (20) is fixedly connected to the lower end of the limiting rod (22), a first spring (21) is fixedly connected between the upper surface of the pull plate (20) and the lower surface of the lubrication box (17), and the lower surface of the pull plate (20) is fixedly connected to the end of the traction rope (14).

7. The five-axis milling machine according to claim 1, characterized in that: The knocking mechanism includes a slide bar (28), the slide bar (28) is slidably connected to the inside of the mobile box (26), the side of the mobile box (26) is fixedly connected to the inner side of the mobile frame (2), the lower end of the slide bar (28) is fixedly connected to a contact block (31), and a second spring (30) is fixedly connected between the upper surface of the contact block (31) and the inside of the mobile box (26).

8. The five-axis milling machine according to claim 7, characterized in that: The outer side of the fixing rod (23) is fixedly connected to a first magnetic block (24) at equal intervals, and the lower surface of the contact block (31) is fixedly connected to a second magnetic block (25) with an arc-shaped structure, and the magnetic poles of the second magnetic block (25) and the first magnetic block (24) are opposite.

9. The five-axis milling machine according to claim 7, characterized in that: The upper end of the slide rod (28) is fixedly connected to a connecting plate (29), and the side of the connecting plate (29) extends through the outside of the moving box (26), and the lower surface of the connecting plate (29) is fixedly connected to a knocking block (27) for knocking the work surface (1).

Images