Horizontal integrated heavy multi-axis linkage numerical control machine tool

Abstract

The utility model particularly relates to a horizontal integrated heavy multi-axis linkage numerical control machine tool which comprises a tool for machining workpieces and a workpiece tool for placing the workpieces, and the tool tool comprises a machining tool assembly capable of horizontally and linearly moving in the X-axis direction and the Y-axis direction and vertically moving in the Z-axis direction; the workpiece tool comprises a rack, a rotatable workpiece placing frame is arranged on the rack, a workpiece platform is arranged on the workpiece placing frame, and the workpiece platform can rotate on the workpiece placing frame; a to-be-machined workpiece is placed on a workpiece platform of the workpiece tool, and a machining tool assembly on the tool tool machines the to-be-machined workpiece placed on the workpiece platform. The workpiece tool is reasonable in structure, good in stability, good in flexibility and convenient to use and high in automation degree, three-dimensional position adjustment of the machining tool assembly in the X-axis direction, the Y-axis direction and the Z-axis direction can be achieved, the workpiece tool can achieve position adjustment of workpieces, and the production efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of machining machine tool, concretely refers to horizontal integrated heavy multi-axis linkage numerical control machine tool. BACKGROUND

[0002] The installation large and large tonnage workpiece multi-axis numerical control machine tool is the effective tool for realizing workpiece automation and rapid processing, and is an important workpiece processing tool in industrial production. The existing numerical control machine tool generally comprises a tool tool with a processing tool and a workpiece tool for placing workpieces, and realizes numerical control operation by matching control program. In the use process, it is found that the existing numerical control machine tool has the following problems:

[0003] The stability of the processing tool on the tool tool is poor, and the flexibility is poor;

[0004] The workpiece tool for clamping the workpiece cannot adjust the position of the workpiece;

[0005] The tool tool for adjusting the position by the screw rod elevator often has the problem that the nut is operated on the screw rod for a long time, causing high temperature damage to the screw rod elevator.

[0006] The traditional machine tool increases the length of the tool holder when machining a deep cavity mold, resulting in large cumulative error. INVENTION CONTENTS

[0007] The utility model solves the technical problems of the above-mentioned technology, and provides a horizontal integrated heavy multi-axis linkage numerical control machine tool with good structural stability and flexibility.

[0008] The horizontal integrated heavy multi-axis linkage numerical control machine tool comprises a tool tool for processing workpieces and a workpiece tool for placing workpieces, the tool tool comprises a processing tool assembly capable of moving horizontally and linearly along the X-axis direction and the Y-axis direction, and vertically moving along the Z-axis direction;

[0009] The workpiece tool comprises a rack, the rack is provided with a workpiece placing rack capable of rotating, the workpiece placing rack is provided with a workpiece platform, and the workpiece platform can rotate on the workpiece placing rack;

[0010] The workpiece platform of the workpiece tool is placed with a workpiece to be processed, and the processing tool assembly on the tool tool processes the workpiece to be processed placed on the workpiece platform.

[0011] Further, the movement of the processing tool assembly in the X-axis direction, the Y-axis direction and the Z-axis direction is realized by the screw rod elevator;

[0012] The tool fixture includes a base, a screw elevator with a screw axis arranged along the X-axis direction is provided on the base, and an X-axis movable platform is provided on the screw elevator with a screw axis arranged along the X-axis direction and movable along the X-axis direction on the base;

[0013] A screw elevator with a screw axis arranged along the Y-axis direction is provided on the top of the X-axis moving platform, and a Y-axis moving platform moving along the Y-axis direction on the X-axis moving platform is provided on the screw elevator with a screw axis arranged along the Y-axis direction;

[0014] A mounting seat is provided on the top of the Y-axis movable platform, a screw elevator with the screw axis arranged along the Z-axis direction is provided on the mounting seat, a Z-axis movable platform moving along the Z-axis direction is provided on the screw elevator with the screw axis arranged along the Z-axis direction, and the processing tool assembly is installed on the Z-axis movable platform.

[0015] Furthermore, the screw elevator includes a servo motor with a reducer, the output end of the servo motor is connected to a screw, a nut is screwed on the screw, and the X-axis moving platform, the Y-axis moving platform, and the Z-axis moving platform are respectively connected to the corresponding nuts of the screw elevator;

[0016] A constant temperature cleaning device is sleeved on the screw rod, and the constant temperature cleaning device is used to cool and clean the screw rod.

[0017] Furthermore, the constant temperature cleaning device includes a sleeve fixed to the nut, the inner wall of the sleeve does not contact the screw, the bottom of the sleeve is provided with a notch for discharging dirt, an air duct is provided in the sleeve, the inner wall of the sleeve is provided with a plurality of spirally arranged air outlet holes connected to the air duct, and a chamfered annular air outlet connected to the air duct, and the air duct of the sleeve is also connected to a high-pressure constant temperature cold air supply device through a pipeline.

[0018] Furthermore, sliding components composed of sliders and slide rails are provided between the base and the X-axis moving platform, between the X-axis moving platform and the Y-axis moving platform, and between the Z-axis moving platform and the mounting seat.

[0019] Furthermore, a gantry tool fixture is provided on the side of the workpiece fixture away from the tool fixture, and a processing tool assembly is also installed at the Z-axis position of the gantry tool fixture. The processing tool assembly on the gantry tool fixture can move in the X, Y, and Z directions.

[0020] The beneficial effects of the utility model are as follows: the utility model has a reasonable structure, good tool and fixture stability, the processing tool assembly can be adjusted in three dimensions in the X-axis direction, the Y-axis direction, and the Z-axis direction, has good flexibility, the workpiece fixture can realize the position adjustment of the workpiece, is easy to use, has a high degree of automation, and greatly improves production efficiency;

[0021] The utility model discloses a screw elevator is set up in X axle direction, Y axle direction and Z axle direction, realize the position change of control processing tool assembly, and the mounting seat can change processing tool assembly according to need, and it is convenient to realize the processing procedure such as turning, milling, grinding, throwing, and the expansibility is strong.

[0022] The utility model discloses a screw elevator's screw rod and the both sides of nut are set down constant temperature cleaning device, can avoid the damage of screw elevator's long -time operation modeling heating to screw elevator, and still can utilize high -pressure blow -off to clean the garbage remaining on screw rod, avoid its influence to the movement of nut on screw rod. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the schematic diagram of the utility model horizontal integrated heavy -duty multi -axis linkage numerical control machine tool;

[0024] Figure 2 It is the tooling three -dimensional schematic diagram of the utility model;

[0025] Figure 3 It is the structure schematic diagram of the screw elevator and screw rod of the utility model down constant temperature cleaning device setting;

[0026] Figure 4 It is the slider, slide rail, left and right positioning structure schematic diagram of the utility model;

[0027] Figure 5 It is the first workpiece tooling schematic diagram of the utility model;

[0028] Figure 6 It is the second workpiece tooling schematic diagram of the utility model;

[0029] Figure 7 It is the third workpiece tooling and gantry type tooling schematic diagram of the utility model;

[0030] Figure 8 It is the fourth workpiece tooling and gantry type tooling schematic diagram of the utility model.

[0031] As shown in the figure: 1, processing tool assembly;2, rack;3, workpiece placing rack;4, workpiece platform;5, base;6, X axle direction moving platform;7, Y axle direction moving platform;8, mounting seat;9, Z axle direction moving platform;10, servo motor;11, screw rod;12, nut;13, sleeve;14, notch;15, air passage;16, gas hole;17, annular gas outlet;18, high -pressure constant temperature cold gas supply device;19, slider;20, slide rail;21, gantry type tooling;22, bearing;23, diagonal hydraulic positioning pin;24, tightness adjusting device;101, C -type frame;102, universal head. DETAILED DESCRIPTION

[0032] In the description of the utility model, it needs to be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like is the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0033] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more, unless otherwise explicitly specified.

[0034] In the description of the utility model embodiment, if a certain feature is referred to as "set", "fixed", "connected", "installed" on another feature, it can be directly set, fixed, connected or installed on another feature, or indirectly set, fixed, connected or installed on another feature.

[0035] In the description of the utility model embodiment, if "several" is involved, it means more than one, if "multiple" is involved, it means more than two, and if "greater than", "less than", "more than" is involved, it should be understood as not including the number, if "and above", "and below", "and within" are involved, it should be understood as including the number. If "first" and "second" are involved, it should be understood that they are used to distinguish technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the sequence of the indicated technical features.

[0036] The utility model will be further described in detail below in combination with the drawings.

[0037] The horizontal integrated heavy multi-axis linkage numerical control machine tool includes a tooling for machining workpieces and a workpiece tooling for placing workpieces, the tooling includes a machining tool assembly 1 capable of moving horizontally and linearly along the X-axis direction and the Y-axis direction and vertically moving along the Z-axis direction;

[0038] The workpiece tooling includes a rack 2, the rack 2 is provided with a rotatable workpiece placing rack 3, the workpiece placing rack 3 is provided with a workpiece platform 4, and the workpiece platform 4 can rotate on the workpiece placing rack 3;

[0039] The workpiece platform 4 of the workpiece tooling is placed with a workpiece to be processed, and the machining tool assembly 1 on the tool tooling processes the workpiece to be processed placed on the workpiece platform 4.

[0040] As Figure 2 The movement of the machining tool assembly 1 in the X-axis direction, the Y-axis direction and the Z-axis direction is realized by the screw elevator;

[0041] The tool tooling includes a base 5, the base 5 is provided with a screw elevator with a screw axis arranged in the X-axis direction, and the screw elevator with the screw axis arranged in the X-axis direction is provided with an X-axis direction moving platform 6 moving in the X-axis direction on the base 5;

[0042] The top of the X-axis direction moving platform 6 is provided with a screw elevator with a screw axis arranged in the Y-axis direction, and the screw elevator with the screw axis arranged in the Y-axis direction is provided with a Y-axis direction moving platform 7 moving in the Y-axis direction on the X-axis direction moving platform 6;

[0043] The top of the Y-axis direction moving platform 7 is provided with a mounting seat 8, the mounting seat 8 is provided with a screw elevator with a screw axis arranged in the Z-axis direction, and the screw elevator with the screw axis arranged in the Z-axis direction is provided with a Z-axis direction moving platform 9 moving in the Z-axis direction, and the machining tool assembly 1 is installed on the Z-axis direction moving platform 9.

[0044] The screw elevator includes a servo motor 10 with a speed reducer, the output end of the servo motor 10 is connected with a lead screw 11, the lead screw 11 is screwed with a nut 12, and the X-axis direction moving platform 6, the Y-axis direction moving platform 7 and the Z-axis direction moving platform 9 are respectively connected with the nut 12 of the corresponding screw elevator;

[0045] As Figure 3 The lead screw 11 is sleeved with a constant-temperature cleaning device, and the constant-temperature cleaning device is used for cooling and cleaning the lead screw 11;

[0046] The constant-temperature cleaning device includes a sleeve 13 fixed to the nut 12, the inner wall of the sleeve 13 is not in contact with the lead screw 11, the bottom of the sleeve 13 is provided with a gap 14 for discharging dirt, the sleeve 13 is provided with an air channel 15, the inner wall of the sleeve 13 is provided with a plurality of air outlets 16 in communication with the air channel 15 and arranged in a spiral, and an annular air outlet 17 with a chamfer in communication with the air channel 15, and the air channel 15 of the sleeve 13 is further connected with a high-pressure constant-temperature cold gas supply device 18 through a pipeline.

[0047] Sliding components composed of sliders 19 and slide rails 20 are provided between the base 5 and the X-axis moving platform 6, between the X-axis moving platform 6 and the Y-axis moving platform 7, and between the Z-axis moving platform 9 and the mounting seat 8. Figure 4 As shown, the slider 19 and the slide rail 20 structure between the base 5 and the X-axis moving platform 6 are displayed.

[0048] A gantry tool fixture 21 is further provided on the side of the workpiece fixture away from the tool fixture. A processing tool assembly 1 is also installed at the Z-axis position of the gantry tool fixture 21. The processing tool assembly 1 on the gantry tool fixture 21 can move in the X, Y, and Z directions.

[0049] like Figure 2 As shown, the processing tool assembly 1 includes a C-frame 101, on which is mounted a universal swing head 102 for mounting processing tools, which is driven by a servo motor 10 with a reducer. The universal swing head 102 is a prior art. The C-frame is mounted on a Z-axis movable platform 9, on which four diagonal hydraulic positioning pins 23 of the prior art are also provided.

[0050] like Figure 2 As shown, a conventional tightness adjustment device 24 is provided between the base 5 and the X-axis movable platform 6. For example, a horizontal plate is connected to the bottom of the X-axis movable platform 6, and a plurality of bolt adjusters are screwed on the horizontal plate. The bolt adjusters control the tightness up and down.

[0051] Example 1: The first workpiece fixture

[0052] like Figure 1 and Figure 5 As shown, the workpiece fixture is a frame 2, which is composed of two supporting columns 401. The workpiece placement frame 3 is U-shaped, including a beam 402 and a support rod 403 arranged at both ends of the beam 402. A grid reinforcement rib is arranged inside the support rod 403, and a falcon is provided at both ends of the support rod 403 to adjust the balance between the beam and the base. Each support rod 403 is provided with a counterweight 405 at one end away from the beam 402. A servo motor 10 with a reducer is installed on a supporting column 401, and the output shaft end of the servo motor 10 with a reducer is connected to a support rod 403. A servo motor 10 with a reducer is arranged in the middle position of the beam 402, and the output shaft end of the servo motor 10 with a reducer is connected to the workpiece platform 4.

[0053] Example 2: Second workpiece fixture

[0054] like Figure 6As shown, the workpiece tooling machine frame 2 is a vertical support wall 501, the workpiece placing frame 3 is C-shaped and internally provided with grid reinforcing ribs, and is rotationally connected to the vertical support wall 501 in the middle, for example through bearings such as cylindrical bearings, a servo motor 10 with a speed reducer is installed on the vertical support wall 501, and the output shaft end of the servo motor 10 with a speed reducer controls the rotation of the workpiece placing frame 3 through gear transmission, and a servo motor 10 with a speed reducer is installed on the workpiece placing frame 3 respectively, and the output shaft end of the servo motor 10 with a speed reducer is connected with the workpiece platform 4.

[0055] Example 3, third workpiece tooling, and configured with a gantry tooling

[0056] As shown, Figure 7 the workpiece tooling machine frame 2 includes a bottom plate 601, and a vertical plate 602 is arranged at the top of each end of the bottom plate 601, the two ends of the workpiece placing frame 3 are rotationally connected to the corresponding vertical plate 602, and a semicircular tooth plate 603 is arranged at the bottom side of each end of the workpiece placing frame 3, two servo motors 10 with speed reducers are installed on the inner side of the two vertical plates 602 and the output shaft end of the servo motor 10 with a speed reducer is connected with the corresponding semicircular tooth plate 603 through gear transmission, a servo motor 10 with a speed reducer is installed on the workpiece placing frame 3 and the output shaft end of the servo motor with a speed reducer is connected with the workpiece platform 4, and a gantry tooling 21 is arranged on the side of the workpiece tooling away from the tooling, the Z-axis position of the gantry tooling 21 is also provided with a machining tool assembly 1, and the machining tool assembly 1 on the gantry tooling 21 can move in the X, Y and Z directions.

[0057] Example 4, third workpiece tooling, and configured with a gantry tooling

[0058] As shown, Figure 8 the workpiece tooling machine frame 2 is a vertical support wall 501, one end of the workpiece placing frame 3 is rotationally connected to the vertical support wall 501, for example through bearings 22 such as cylindrical bearings, a servo motor 10 with a speed reducer is installed on the vertical support wall 501 and the output shaft end of the servo motor 10 with a speed reducer is connected with one end of the workpiece placing frame 3 through gear transmission, the workpiece placing frame 3 has grid reinforcing ribs, and the other end of the workpiece placing frame 3 is provided with a servo motor 10 with a speed reducer and the output shaft end of the servo motor with a speed reducer is connected with the workpiece platform 4, and a gantry tooling 21 is arranged on the side of the workpiece tooling away from the tooling, the Z-axis position of the gantry tooling 21 is also provided with a machining tool assembly 1, and the machining tool assembly 1 on the gantry tooling 21 can move in the X, Y and Z directions.

[0059] The utility model discloses in specific use, place the workpiece of waiting processing treatment on the workpiece platform 4 of workpiece tooling, utilize the design of X -axis position screw rod lift, Y -axis position screw rod lift, Z -axis's screw rod lift, realize the position adjustment of processing tool assembly 1, and combine in workpiece tooling, the position of rotating adjustment and rotating adjustment workpiece platform 4 on the frame 2 on workpiece placing frame 3, the adjustment of two parts is favorable to the cooperation of tool tooling and workpiece tooling, better realize the processing of workpiece.

[0060] Setting up gantry type tool tooling 21 on the side of workpiece tooling away from tool tooling is also favorable to realizing the efficient and fast processing of workpiece.

[0061] The workpiece tooling of the utility model can also be adaptively designed according to needs.

[0062] The above has described the utility model and its implementation mode, and this kind of description has no limit, and the shown in the drawing is only one of the implementation mode of the utility model, and the actual structure is not limited to this. In general, if the ordinary skilled person in the art is inspired, without departing from the utility model creation tenet, does not create the structure mode and the embodiment similar to this technical scheme by the creative design, all should belong to the protection scope of the utility model.

Claims

1. A horizontal integrated heavy-duty multi-axis CNC machine tool, comprising a tool fixture for machining a workpiece and a workpiece fixture for placing the workpiece, characterized in that: The tool fixture comprises a processing tool assembly (1) capable of moving horizontally in the X-axis direction and the Y-axis direction, and vertically in the Z-axis direction; The workpiece fixture comprises a frame (2), a rotatable workpiece placement frame (3) is provided on the frame (2), a workpiece platform (4) is provided on the workpiece placement frame (3), and the workpiece platform (4) is rotatable on the workpiece placement frame (3); A workpiece to be processed is placed on the workpiece platform (4) of the workpiece fixture, and the processing tool assembly (1) on the tool fixture processes the workpiece to be processed placed on the workpiece platform (4).

2. The horizontal integrated heavy-duty multi-axis CNC machine tool according to claim 1, characterized in that: The movement of the processing tool assembly (1) in the X-axis direction, the Y-axis direction, and the Z-axis direction is achieved by a screw elevator; The tool fixture comprises a base (5), a screw elevator with a screw axis arranged along the X-axis direction is provided on the base (5), and an X-axis movable platform (6) is provided on the screw elevator with a screw axis arranged along the X-axis direction and movable along the X-axis direction on the base (5); A screw elevator with a screw axis arranged along the Y-axis direction is provided on the top of the X-axis moving platform (6); a Y-axis moving platform (7) is provided on the screw elevator with a screw axis arranged along the Y-axis direction and moves along the Y-axis direction on the X-axis moving platform (6); A mounting seat (8) is provided on the top of the Y-axis movable platform (7); a screw elevator with a screw axis arranged along the Z-axis direction is provided on the mounting seat (8); a Z-axis movable platform (9) moving along the Z-axis direction is provided on the screw elevator with a screw axis arranged along the Z-axis direction; and the processing tool assembly (1) is mounted on the Z-axis movable platform (9).

3. The horizontal integrated heavy-duty multi-axis CNC machine tool according to claim 2, characterized in that: The screw elevator comprises a servo motor (10) with a speed reducer, the output end of the servo motor (10) is connected to a screw rod (11), a nut (12) is screwed onto the screw rod (11), and the X-axis moving platform (6), the Y-axis moving platform (7), and the Z-axis moving platform (9) are respectively connected to the nuts (12) of the corresponding screw elevators; The screw rod (11) is sleeved with a constant temperature cleaning device, and the constant temperature cleaning device is used to cool and clean the screw rod (11).

4. The horizontal integrated heavy-duty multi-axis CNC machine tool according to claim 3, characterized in that: The constant temperature cleaning device comprises a sleeve (13) fixed to a nut (12), the inner wall of the sleeve (13) does not contact the screw rod (11), the bottom of the sleeve (13) is provided with a notch (14) for discharging dirt, an air passage (15) is provided in the sleeve (13), the inner wall of the sleeve (13) is provided with a plurality of spirally arranged air outlet holes (16) communicating with the air passage (15), and a chamfered annular air outlet (17) communicating with the air passage (15), and the air passage (15) of the sleeve (13) is also connected to a high-pressure constant temperature cold air supply device (18) through a pipeline.

5. The horizontal integrated heavy-duty multi-axis CNC machine tool according to claim 2, characterized in that: Sliding assemblies composed of sliders (19) and slide rails (20) are provided between the base (5) and the X-axis moving platform (6), between the X-axis moving platform (6) and the Y-axis moving platform (7), and between the Z-axis moving platform (9) and the mounting seat (8).

6. The horizontal integrated heavy-duty multi-axis CNC machine tool according to claim 1, characterized in that: A gantry tool fixture (21) is further provided on the side of the workpiece fixture away from the tool fixture, and a processing tool assembly (1) is also installed at the Z-axis position of the gantry tool fixture (21). The processing tool assembly (1) on the gantry tool fixture (21) is capable of moving in the X, Y, and Z directions.

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