Hard alloy numerical control cutting equipment convenient to adjust

Abstract

The utility model discloses hard alloy numerical control cutting equipment convenient to adjust, and relates to the field of numerical control cutting equipment, the hard alloy numerical control cutting equipment comprises an equipment body and a machine table, and a driving mechanism is arranged in an inner cavity of the equipment body. When the driving lead screw rotates, the driving lead screw drives the driving gear to rotate, the driven gear meshed with the driving lead screw rotates, the driven gear directly drives the first swing arm and the second swing arm to rotate when rotating, and the supporting table can be directly driven to be adjusted to the position below a hot charging knife handle. The clamp can be used for clamping workpieces conveniently, cutting work can be carried out directly through the rotating assembly, so that the machined workpieces arranged at the top of the clamp can be adjusted, multi-angle adjustment is achieved, parts in complex shapes can be machined, the repositioning times of the clamp and the workpieces are reduced, and the positioning error can be reduced by reducing the clamping times of the workpieces; the machining precision is improved, and machining of a plurality of faces is completed in one-time clamping.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control cutting equipment, in particular to a cemented carbide numerical control cutting equipment which is convenient to adjust. Background Technique

[0002] The cemented carbide numerical control cutting equipment is a numerically controlled machine tool for precision machining using cemented carbide cutting tools. Cemented carbide, also known as tungsten steel or tungsten carbide-based alloy, is a material composed of tungsten carbide (WC) particles and cobalt (Co) as a binder, with extremely high hardness and wear resistance, suitable for machining hard materials such as steel, stainless steel, cast iron, superalloys, titanium alloys, etc.; The numerical control cutting equipment, that is, a computer numerical control (CNC) machine tool, is an automated machine tool controlled by a computer program, capable of performing complex machining tasks, improving machining accuracy and efficiency. Numerically controlled machine tools usually include types such as lathes, milling machines, drilling machines, grinding machines, etc., and they can be equipped with cemented carbide cutting tools for high-speed and high-precision cutting operations.

[0003] At present, when the current workbench is performing cutting machining, most numerically controlled machine tools have the ability to move in the X, Y, and Z axes. However, when it is necessary to perform movements at other rotation, tilt, etc. angles, the adjustment effect is not good, which will increase the number of repositioning times of the fixture and the workpiece, thereby reducing the machining efficiency and machining accuracy. Content of the Utility Model

[0004] The main purpose of the utility model is to solve the technical problems that the adjustment range of the current workbench is small, the number of repositioning times of the fixture and the workpiece is increased, and the machining efficiency and machining accuracy are reduced.

[0005] To achieve the above purpose, the utility model provides a cemented carbide numerical control cutting equipment which is convenient to adjust, including an equipment body and a machine table, and a driving mechanism is arranged in the inner cavity of the equipment body;

[0006] The driving mechanism includes a driving gear, a driven gear, a support shaft rod, a first swing arm, a second swing arm, a rotating assembly, a support table, a rotating motor, an electric rotating shaft and a driving lead screw. The driving gear is fitted at the end of the driving lead screw. The support shaft rod is arranged on one side of the bottom of the inner cavity of the equipment body. The driven gear is fitted at the top of the support shaft rod and is meshed and connected with the driving gear. One end of the first swing arm is fixedly installed on the top of the driven gear. The other end of the first swing arm is connected with one end of the second swing arm through the electric rotating shaft. The other end of the second swing arm is provided with a support table. A rotating motor is arranged at the bottom of the support table. The rotating assembly is arranged on the top of the support table.

[0007] Preferably, the rotating assembly includes an arc-shaped guide rail, a limit ball, a connecting rod, a connecting shaft rod and an operating table board. The arc-shaped guide rail is arranged at the bottom of the inner cavity of the rotating assembly. The limit ball is clamped at the top of the inner cavity of the arc-shaped guide rail. The end of the connecting shaft rod is fixedly connected to the rotating motor through a coupling. The operating table board is fixedly installed at the top of the connecting shaft rod. One end of the connecting rod is fixedly installed on one side of the connecting shaft rod, and the other end of the connecting rod is connected to the limit ball.

[0008] Preferably, a servo motor is fixedly installed on one side of the inner cavity of the machine table. A threaded lead screw is arranged on one side of the servo motor through a coupling. A threaded sleeve is sleeved on the surface of the threaded lead screw. A moving table board is fixedly installed at the top of the threaded sleeve. Lubricating channels are formed on both sides of the bottom of the moving table board.

[0009] Preferably, sliders are fixedly installed on both sides of the top of the machine table. The sliders are movably clamped in the inner cavity of the lubricating channels. Limit rods are fixedly installed on both sides of the inner cavity of the machine table.

[0010] Preferably, a limit sliding sleeve is sleeved on the surface of the limit rod. The top of the limit sliding sleeve is fixedly connected to the bottom of the moving table board.

[0011] Preferably, a driver is sleeved on the top of the surface of the driving lead screw. A working motor is fixedly installed at the top of the driver.

[0012] Preferably, a hot-fit tool holder is arranged at the bottom of the driver. The hot-fit tool holder adopts a detachable design.

[0013] Preferably, the machine table is arranged at the front side of the equipment body. A groove is formed at a position near the bottom on one side of the equipment body. A rectangular groove is formed at the bottom on the right side of the front surface of the equipment body.

[0014] Preferably, oil injection through holes are formed on both sides of the top of the moving table board. The oil injection through holes are connected to the lubricating channels.

[0015] Preferably, anti-slip grooves are formed on the top of the moving table board. The number of the anti-slip grooves is four, and they are evenly distributed on the surface of the top of the moving table board.

[0016] The beneficial effects that the present utility model can achieve:

[0017] The carbide numerical control cutting equipment that is convenient for adjustment, when the driving lead screw rotates, it will drive the driving gear to rotate together, and the driven gear meshing with it will rotate. When the driven gear rotates, it will directly drive the first swing arm and the second swing arm to rotate, and can directly drive the support table to adjust its position below the hot-mounting tool holder, which is convenient for cutting work. Moreover, through the rotating assembly, it can also directly perform rotational work, so as to adjust the workpiece set on its top, achieve multi-angle adjustment, be able to machine parts with complex shapes, reduce the number of repositionings of the fixture and the workpiece, reduce the number of workpiece clamping times, reduce the positioning error, improve the machining accuracy, complete the machining of multiple surfaces in one clamping, and reduce the machining time and the number of tool changes. Brief Description of the Drawings

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and therefore should not be regarded as a limitation of the scope. For those of ordinary skill in the art, without creative efforts, other relevant drawings can also be obtained based on these drawings.

[0019] Figure 1 is the overall structural schematic diagram of the present invention;

[0020] Figure 2 is the structural schematic diagram of the driving mechanism of the present invention;

[0021] Figure 3 is the partial bottom-up view of the structural diagram of the rotating assembly of the present invention;

[0022] Figure 4 is the partial top-down plan view of the structural diagram of the rotating assembly of the present invention;

[0023] Figure 5 is the front sectional view of the structural diagram of the machine table of the present invention.

[0024] In the figure: 1, equipment body; 2, machine table; 3, driving mechanism; 301, driving gear; 302, driven gear; 303, support shaft rod; 304, first swing arm; 305, second swing arm; 306, rotating assembly; 306a, arc-shaped guide rail; 306b, limit ball; 306c, connecting rod; 306d, connecting shaft rod; 306e, operation table board; 307, support table; 308, rotating motor; 309, electric rotating shaft; 310, driving lead screw; 4, driver; 5, working motor; 6, groove; 7, rectangular groove; 8, moving table board; 9, threaded lead screw; 10, servo motor; 11, hot-mounting tool holder; 12, lubricating channel; 13, slider; 14, limit sliding sleeve; 15, limit rod; 16, threaded sleeve; 17, anti-slip groove; 18, oil injection through hole. Detailed implementation manners

[0025] In order to better understand the above technical solutions, exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided so that the present disclosure can be more thoroughly understood and the scope of the present disclosure can be completely conveyed to those skilled in the art.

[0026] It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0027] It should be noted that in the embodiments of the present invention, the orientation or positional relationship indicated by terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. is the orientation or positional relationship based on the coordinate system shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention.

[0028] In the present invention, unless otherwise clearly defined and limited, terms such as "installation", "connection", "connection", "fixation", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0029] In the present invention, unless otherwise clearly defined and limited, the first feature being "on" or "under" the second feature can be that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on" the second feature can be that the first feature is directly above or obliquely above the second feature, or merely indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature being "under", "below" and "beneath" the second feature can be that the first feature is directly below or obliquely below the second feature, or merely indicates that the horizontal height of the first feature is lower than that of the second feature.

[0030] The utility model provides a cemented carbide numerical control cutting device which is convenient to adjust, comprising a device body 1 and a machine table 2, and a driving mechanism 3 is arranged in the inner cavity of the device body 1;

[0031] The driving mechanism 3 includes a driving gear 301, a driven gear 302, a support shaft rod 303, a first swing arm 304, a second swing arm 305, a rotating assembly 306, a support table 307, a rotating motor 308, an electric rotating shaft 309 and a driving lead screw 310. The driving gear 301 is fitted at the end of the driving lead screw 310. The support shaft rod 303 is arranged on one side of the bottom of the inner cavity of the device body 1. The driven gear 302 is fitted at the top of the support shaft rod 303 and is meshed and connected with the driving gear 301. One end of the first swing arm 304 is fixedly installed on the top of the driven gear 302. The other end of the first swing arm 304 is connected with one end of the second swing arm 305 through the electric rotating shaft 309. The other end of the second swing arm 305 is provided with the support table 307. The rotating motor 308 is arranged at the bottom of the support table 307. The rotating assembly 306 is arranged on the top of the support table 307.

[0032] Reference Figure 1 、 Figure 4 And Figure 5 And, the rotating assembly 306 includes an arc-shaped guide rail 306a, a limit ball 306b, a connecting rod 306c, a connecting shaft rod 306d and an operating table board 306e. The arc-shaped guide rail 306a is arranged at the bottom of the inner cavity of the rotating assembly 306. The limit ball 306b is clamped at the top of the inner cavity of the arc-shaped guide rail 306a. The end of the connecting shaft rod 306d is fixedly connected with the rotating motor 308 through a coupling. The operating table board 306e is fixedly installed at the top of the connecting shaft rod 306d. One end of the connecting rod 306c is fixedly installed on one side of the connecting shaft rod 306d. The other end of the connecting rod 306c is connected with the limit ball 306b. A servo motor 10 is fixedly installed on one side of the inner cavity of the machine table 2. A threaded lead screw 9 is arranged on one side of the servo motor 10 through a coupling. A threaded sleeve 16 is sleeved on the surface of the threaded lead screw 9. A moving table board 8 is fixedly installed at the top of the threaded sleeve 16. Lubricating channels 12 are opened on both sides of the bottom of the moving table board 8. Sliders 13 are fixedly installed on both sides of the top of the machine table 2. The sliders 13 are movably clamped in the inner cavities of the lubricating channels 12. Limit rods 15 are fixedly installed on both sides of the inner cavity of the machine table 2. Limit sliding sleeves 14 are sleeved on the surfaces of the limit rods 15. The tops of the limit sliding sleeves 14 are fixedly connected with the bottom of the moving table board 8.

[0033] Adopting the above solution: By rotating the motor 308, the connecting shaft rod 306d can be driven to rotate. At the same time, the connecting shaft rod 306d can directly drive the operating table plate 306e to rotate, facilitating the rotational adjustment of the workpieces placed on the surface of the operating table plate 306e. While the operating table plate 306e rotates, it will drive the limit balls 306b to adjust their positions within the inner cavity of the arc-shaped guide rail 306a. And the limit balls 306b can play a good role in limiting and stabilizing the operating table plate 306e during rotation. When the moving table plate 8 moves linearly, it will drive the slider 13 to move within the lubricating channel 12, and the slider 13 can play a good role in limiting the moving table plate 8.

[0034] Reference Figure 1 , a driver 4 is sleeved and installed on the top of the surface of the driving lead screw 310. A working motor 5 is fixedly installed on the top of the driver 4. A hot-mounting tool holder 11 is arranged at the bottom of the driver 4. The hot-mounting tool holder 11 adopts a detachable design. The machine table 2 is arranged on the front side of the equipment body 1. A groove 6 is opened at a position on one side of the equipment body 1 and close to the bottom. A rectangular groove 7 is opened at the bottom on the right side of the front surface of the equipment body 1. Oil injection through holes 18 are opened on both sides of the top of the moving table plate 8. The oil injection through holes 18 are connected to the lubricating channel 12. Anti-slip grooves 17 are opened on the top of the moving table plate 8. The number of the anti-slip grooves 17 is four, and they are evenly distributed on the surface of the top of the moving table plate 8.

[0035] Adopting the above solution: By using a dedicated hot-mounting machine, usually an induction heater, to heat the hot-mounting tool holder 11, its inner hole expands. The heating temperature is usually between 300°C and 450°C, specifically depending on the tool holder material and design; after the inner hole of the hot-mounting tool holder 11 expands, the tool is quickly inserted into the hot-mounting tool holder 11. Due to the expansion of the inner hole of the hot-mounting tool holder 11, the tool can be easily inserted into the predetermined position. The oil injection through holes 18 can directly inject lubricating oil into it, and then the lubricating oil will enter the inner cavity of the lubricating channel 12 for lubrication.

[0036] Working principle: When the driving lead screw 310 rotates, it will drive the driving gear 301 to rotate together. The driven gear 302 meshing with it will rotate. When the driven gear 302 rotates, it will directly drive the first swing arm 304 and the second swing arm 305 to rotate, and can directly drive the support table 307 to adjust its position to be below the hot-fit tool holder 11. The hot-fit tool holder 11 is heated by a special hot-fitting machine, usually an induction heater, to expand its inner hole. The heating temperature is usually between 300°C and 450°C, specifically depending on the tool holder material and design. After the inner hole of the hot-fit tool holder 11 expands, the tool is quickly inserted into the hot-fit tool holder 11 for cutting work. By rotating the motor 308, the connecting shaft rod 306d can be driven to rotate. At the same time, the connecting shaft rod 306d can directly drive the operating table plate 306e to rotate, and the workpiece placed on the surface of the operating table plate 306e is rotated and adjusted. While the operating table plate 306e rotates, it will drive the limit balls 306b to adjust their positions in the inner cavity of the arc-shaped guide rail 306a at the same time, and the limit balls 306b can play a role in limiting and stabilizing the rotating operating table plate 306e. When the moving table plate 8 moves linearly, it will drive the slider 13 to move in the inner cavity of the lubricating channel 12, and the slider 13 can play a role in limiting the moving table plate 8.

[0037] In the description of this specification, the descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples", etc. mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0038] The above is only the preferred embodiment of the present invention, and does not limit the patent scope of the present invention accordingly. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, shall be equally included in the patent protection scope of the present invention.

Claims

1. A carbide numerical control cutting device that is convenient to adjust, comprising a device body (1) and a machine table (2), characterized in that: The inner cavity of the device body (1) is provided with a driving mechanism (3); The driving mechanism (3) includes a driving gear (301), a driven gear (302), a support shaft rod (303), a first swing arm (304), a second swing arm (305), a rotating assembly (306), a support platform (307), a rotating motor (308), an electric rotating shaft (309) and a driving lead screw (310). The driving gear (301) is fitted at the end of the driving lead screw (310). The support shaft rod (303) is arranged on one side of the bottom of the inner cavity of the device body (1). The driven gear (302) is fitted at the top of the support shaft rod (303) and is meshed and connected with the driving gear (301). One end of the first swing arm (304) is fixedly installed on the top of the driven gear (302). The other end of the first swing arm (304) is connected to one end of the second swing arm (305) through the electric rotating shaft (309). The other end of the second swing arm (305) is provided with a support platform (307). The bottom of the support platform (307) is provided with a rotating motor (308). The rotating assembly (306) is arranged on the top of the support platform (307).

2. The carbide numerical control cutting equipment that is easy to adjust according to claim 1, wherein: The rotating assembly (306) includes an arc-shaped guide rail (306a), a limit ball (306b), a connecting rod (306c), a connecting shaft rod (306d) and an operation table board (306e). The arc-shaped guide rail (306a) is arranged at the bottom of the inner cavity of the rotating assembly (306). The limit ball (306b) is clamped at the top of the inner cavity of the arc-shaped guide rail (306a). The end of the connecting shaft rod (306d) is fixedly connected to the rotating motor (308) through a coupling. The operation table board (306e) is fixedly installed at the top of the connecting shaft rod (306d). One end of the connecting rod (306c) is fixedly installed on one side of the connecting shaft rod (306d). The other end of the connecting rod (306c) is connected to the limit ball (306b).

3. A carbide numerical control cutting device that is easy to adjust according to claim 1, characterized in that: One side of the inner cavity of the machine table (2) is fixedly installed with a servo motor (10). One side of the servo motor (10) is provided with a threaded lead screw (9) through a coupling. The surface of the threaded lead screw (9) is sleeved and installed with a threaded sleeve (16). The top of the threaded sleeve (16) is fixedly installed with a moving table board (8). Lubricating channels (12) are opened on both sides of the bottom of the moving table board (8).

4. An adjustable cemented carbide numerical control cutting device according to claim 3, characterized in that: Sliders (13) are fixedly installed on both sides of the top of the machine table (2). The sliders (13) are movably clamped in the inner cavity of the lubricating channels (12). Limit rods (15) are fixedly installed on both sides of the inner cavity of the machine table (2).

5. The carbide numerical control cutting equipment convenient for adjustment according to claim 4, wherein: A limit sliding sleeve (14) is sleeved on the surface of the limit rod (15). The top of the limit sliding sleeve (14) is fixedly connected to the bottom of the moving table board (8).

6. A carbide numerical control cutting device that is easy to adjust according to claim 1, characterized in that: A driver (4) is sleeved on the top of the driving lead screw (310). A working motor (5) is fixedly installed on the top of the driver (4).

7. The carbide numerical control cutting equipment convenient for adjustment according to claim 6, characterized in that: A hot-fit tool holder (11) is provided at the bottom of the said driver (4), and the hot-fit tool holder (11) adopts a detachable design.

8. An adjustable cemented carbide numerical control cutting device according to claim 1, characterized in that: The said machine table (2) is arranged at the front side of the equipment body (1). A groove (6) is opened at a position on one side of the equipment body (1) and near the bottom, and a rectangular slot (7) is opened at the bottom on the right side of the front surface of the equipment body (1).

9. The carbide numerical control cutting equipment that is convenient to adjust according to claim 3, characterized in that: Oil injection through holes (18) are opened on both sides of the top of the said movable platen (8), and the oil injection through holes (18) are interconnected with a lubricating channel (12).

10. The carbide numerical control cutting equipment that is convenient to adjust according to claim 3, characterized in that: Anti-slip grooves (17) are opened on the top of the said movable platen (8). The number of the anti-slip grooves (17) is four, and they are evenly distributed on the surface of the top of the movable platen (8).

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