CN218746156U - Five-axis horizontal machining center with obliquely arranged linear motion shafting - Google Patents

Five-axis horizontal machining center with obliquely arranged linear motion shafting Download PDF

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Publication number
CN218746156U
CN218746156U CN202223235880.XU CN202223235880U CN218746156U CN 218746156 U CN218746156 U CN 218746156U CN 202223235880 U CN202223235880 U CN 202223235880U CN 218746156 U CN218746156 U CN 218746156U
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axis
driving device
guide rail
axis driving
cross beam
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肖红
唐银春
梁斐然
王耀
李彦征
杨洪浩
陈进平
李龙
李知密
朱洪
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Chengdu Yuding Special Processing Technology Co ltd
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Chengdu Yuding Special Processing Technology Co ltd
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Abstract

The utility model discloses a five-axis horizontal machining center with a linearly moving shafting obliquely arranged, which comprises a lathe bed, a rotary table, a frame, a beam, a saddle and a ram loaded with a main shaft, wherein the rotary table is fixedly arranged on the lathe bed, and the frame is obliquely arranged on the lathe bed behind the rotary table in the front direction; the frame is provided with an X-axis driving device and an X-axis guide rail, the cross beam is connected to the X-axis guide rail in a rolling manner, and the cross beam is connected with the X-axis driving device and moves along the X axis under the driving of the X-axis driving device; the cross beam is provided with a Y-axis driving device, and the sliding saddle is arranged on the Y-axis driving device and moves along the Y axis under the driving of the Y-axis driving device; the sliding saddle is provided with a Z-axis driving device, and the sliding pillow is arranged on the Z-axis driving device and moves along the Z axis under the driving of the Z-axis driving device. The utility model discloses a size is littleer, has improved part rotary motion's stability and processing stability, has avoided the influence of pendulum effect to machining precision and machining efficiency.

Description

Five-axis horizontal machining center with linearly moving shafting obliquely arranged
Technical Field
The utility model belongs to the technical field of large-scale part high-efficient processing, concretely relates to five horizontal machining centers of axle that linear motion shafting slope was arranged.
Background
Due to the development of electric vehicles, in order to reduce the cost of the vehicles, more and more parts are assembled by a plurality of parts and are manufactured and processed by a single part. The shafting structure of the existing traditional five-axis horizontal machining center is as follows: the turntable for bearing parts is supported on a Z axis of a linear motion shaft system, the main shaft for bearing the cutter is supported on an XY axis of another two linear motion shaft systems, the axial lead of each motion shaft system is in an orthogonal position relative to a horizontal plane, and the axial lead of the main shaft is horizontally arranged, so that the structure has the following problems:
1. because the turntable part for bearing parts, the spindle box for bearing the cutter and the upright post part need to do large-stroke movement in the mutually vertical directions, the occupied area of the machine tool is larger; in order to ensure the supporting rigidity, the overall dimensions of the lathe bed and supporting parts of each linear motion shafting are large, and the consumption of raw materials is high.
2. The size of each linear motion shafting supporting component is great, and the spare part quality is great certainly to lead to the fact to make the motion inertia of motion shafting great, especially the biggest X axle of motion inertia and Z axle, because the structural reason can only adopt single drive's mode, be difficult for obtaining high acceleration and deceleration ability, influence machining efficiency's promotion.
3. Because the rotary motion shaft system of the bearing part is supported on the linear motion shaft system, the acceleration and deceleration motion of the linear motion shaft system can generate the effect similar to a pendulum effect on the rotary motion shaft supported on the linear motion shaft system along the shaft axis in the circumferential direction in the machining process, and the machining precision and the machining efficiency are influenced.
4. The turntable component bearing parts is supported on the linear shaft to move, the cutting moving distance is long, the scattering range of chips is wide when the cutting rate is large, the chips are not fast removed, and the blockage and the thermal deformation of a machine tool are easily caused.
In view of the above, there are still many problems to be solved in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a five-axis horizontal machining center that linear motion shafting slope was arranged for solve the above-mentioned problem that exists among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a five-axis horizontal machining center with a linearly moving shafting arranged obliquely comprises a lathe bed, a rotary table, a frame, a cross beam, a sliding saddle and a ram loaded with a main shaft, wherein the rotary table is fixedly arranged on the lathe bed, and the frame is obliquely arranged on the lathe bed at the rear of the rotary table in the forward direction; the X-axis driving device and the X-axis guide rail are arranged on the frame, the cross beam is connected to the X-axis guide rail in a rolling manner, and the cross beam is connected with the X-axis driving device and moves along the X axis under the driving of the X-axis driving device; the cross beam is provided with a Y-axis driving device, and the saddle is arranged on the Y-axis driving device and moves along the Y axis under the driving of the Y-axis driving device; and the ram is arranged on the Z-axis driving device and moves along the Z axis under the driving of the Z-axis driving device.
As a preferred technical scheme of the utility model, the middle part of frame is provided with the ram and dodges the hole, and the ram passes the ram and dodges the hole.
As an in the utility model discloses in an preferred technical scheme, X axle drive arrangement installs X axle lead screw, X axle lead screw and crossbeam threaded connection including installing the X axle motor on the frame on the motor shaft of X axle motor.
As the utility model discloses in an optimal technical scheme, all install X axle drive arrangement on the ram dodges the frame of hole top and below, the crossbeam all removes with two X axle drive arrangement's X axle guide rail and is connected, two X axle drive arrangement's X axle lead screw all with crossbeam threaded connection.
As a preferred technical solution in the present invention, the Y-axis driving device includes a Y-axis motor and a Y-axis guide rail mounted on the cross beam, the Y-axis motor is provided with a Y-axis screw, and the Y-axis guide rail is arranged in parallel with the Y-axis screw; the sliding saddle is connected to the Y-axis guide rail in a rolling mode, and the Y-axis lead screw is connected with the sliding saddle in a threaded mode.
As an in the utility model discloses in an preferred technical scheme, Y axle drive arrangement includes two Y axle guide rails, and Y axle lead screw sets up between two Y axle guide rails.
As a preferred technical solution in the present invention, the Z-axis driving device includes a Z-axis motor and a Z-axis guide rail mounted on the saddle, the Z-axis motor is provided with a Z-axis screw, and the Z-axis guide rail and the Z-axis screw are arranged in parallel; the ram is connected to the Z-axis guide rail in a rolling mode, and the Z-axis lead screw is connected with the ram through threads.
As an in the utility model discloses in an optimal technical scheme, the central line parallel arrangement in hole is dodged with the ram to the Z axle guide rail.
As an optimized technical scheme in the utility model, X axle drive arrangement and Y axle drive arrangement all install in the back of frame.
As a preferred technical scheme of the utility model, be provided with the V-arrangement chip groove that is located the revolving stage below on the lathe bed.
Has the advantages that:
1. three linear motion shafting of XYZ are integrated on a frame, so that two groups of X-axis driving devices and X-axis guide rails can be respectively designed on the upper side and the lower side of the frame according to conditions, the beams are driven by the two groups of X-axis driving devices, the driven beams can greatly reduce the size of the external section under the supporting and guiding cooperation of the X-axis guide rails, and even if the YZ motion shafting is integrated on the X-axis system, the double-drive system still can obtain high acceleration and deceleration capacity. When the two groups of X-axis driving devices are adopted, the gravity centers of the cross beams controlled by the two groups of X-axis driving devices and other parts installed on the cross beams are close to the centers of the two groups of X-axis driving devices, and then the two groups of X-axis driving devices can control the subsequent connecting parts more accurately, so that the movement speed and the precision of the machine tool during working are improved.
2. Because the frame of the utility model is obliquely arranged on the lathe bed at the rear of the turntable in the forward direction, the gravity center of the XYZ moving part integrated on the frame can also fall forwards in the lathe bed support, thereby ensuring the stability of the whole support of the lathe bed; after the shafting tilts forward, the position of a tool nose point of the ram drives the main shaft to tilt and move back and forth is greatly reduced, so that the position of the machining center of gravity of the rotary table is also greatly reduced, and the stability of the rotary motion and the machining stability of parts are improved.
3. The turntable part for bearing parts is fixed on the lathe bed to only do 2 rotary motions without participating in linear motion, so that the influence of the pendulum effect on the processing precision and the processing efficiency is avoided.
4. A revolving stage part for bearing part fixes and does not do linear motion class removal on the lathe bed, and V-arrangement inclined plane is accomodate to the smear metal of big inclination of design more convenient design on the lathe bed of the below of revolving stage, and a large amount of smear metals that processing produced can vertically directly fall into the automatic chip removal ware of lathe bed V-arrangement ingate below, have reduced the smear metal and have piled up and the heat altered shape that produces from this.
5. The utility model discloses also design the mode that installs for the slope with the ram that loads the main shaft, the workspace can have bigger space at the back, easy to assemble frock clamp, this is also the important guarantee of machining precision, simultaneously under the action of gravity, cutting fluid and smear metal are difficult to adhere to on the protective cover, just drop very easily at machining area, cutting fluid can flow into machining area along the main shaft forward, solve five horizontal machining centers of tradition, along main shaft flow direction equipment at the back, damage lathe part itself.
6. The utility model discloses compare the most efficient lathe (a typical part of 20 minutes processing) of foreign adoption linear electric motor, the utility model discloses a 1/3 of the most high-efficient lathe cost of foreign is accomplished to the aim at cost, through the actual verification, efficiency exceedes 70% (a typical part of 28 minutes processing), and adopts the five horizontal machining center efficiencies of tradition 50% (a typical part of processing more than 40 minutes) that only the most efficient lathe of foreign, consequently the utility model discloses a five horizontal machining center has strong competitiveness.
Drawings
FIG. 1 is a schematic side view of the present invention;
fig. 2 is a schematic view of the structure of the other side of the present invention.
In the figure: a lathe bed 1; a turntable 2; a frame 3; a cross beam 4; a saddle 5; a ram 6; an X-axis motor 7; an X-axis guide rail 8; an X-axis lead screw 9; a Y-axis motor 10; a Y-axis guide rail 11; a Y-axis lead screw 12; a Z-axis motor 13; a Z-axis guide rail 14; a Z-axis lead screw 15; v-shaped flutes 16.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the accompanying drawings is only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without any inventive work. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.
Example (b):
as shown in fig. 1 and 2, the present embodiment provides a five-axis horizontal machining center with a tilted linear motion axis, which includes a bed 1, a turntable 2, a frame 3, a beam 4, a saddle 5, and a ram 6 loaded with a spindle, wherein the turntable 2 is fixedly mounted on the bed 1, and the frame 3 is mounted on the bed 1 behind the turntable 2 in a tilted manner in the forward direction, so that the motion axis mounted on the frame 3 forms a certain tilt angle with the horizontal plane, and the following directions include an X-axis motion axis controlled by an X-axis driving device, a Y-axis motion axis controlled by a Y-axis driving device, and a Z-axis motion axis controlled by a Z-axis driving device; the X-axis driving device and the X-axis guide rail 8 are arranged on the frame 3, the stability of the X-axis driving device and the stability of the X-axis guide rail 8 can be guaranteed, the cross beam 4 is connected to the X-axis guide rail 8 in a rolling mode, the stability of the cross beam 4 in the moving process can be guaranteed, the cross beam 4 is supported and guided in the moving process, the cross beam 4 is connected with the X-axis driving device and moves along the X axis under the driving of the X-axis driving device, and the cross beam 4 is driven to move along the X axis; the cross beam 4 is provided with a Y-axis driving device, so that the Y-axis driving device can also move along the X axis under the driving of the X-axis driving device, the saddle 5 is installed on the Y-axis driving device and moves along the Y axis under the driving of the Y-axis driving device, and meanwhile, because the cross beam 4 can move along the X axis under the driving of the X-axis driving device, the saddle 5 installed on the cross beam 4 through the Y-axis driving device can also move along the X axis under the driving of the X-axis driving device, and meanwhile, the driving of the Y-axis driving device is combined, so that the X-axis movement and the Y-axis movement of the saddle 5 can be realized; the X-axis movement, the Y-axis movement and the Z-axis movement of the ram 6 can be realized by combining the controlled X-axis movement and the controlled Y-axis movement of the Z-axis driving device, so that the X-axis movement, the Y-axis movement and the Z-axis movement of the ram 6 can be realized, the ram 6 loaded with the main shaft integrates three XYZ linear movement shafting, and is combined with the turntable 2 integrating 2 rotary movements, thereby realizing five-axis machining of a part to be machined.
The utility model has the advantages of it is following:
1. three linear motion shafting of XYZ are integrated on a frame 3, so that two groups of X-axis driving devices and X-axis guide rails 8 can be respectively designed on the upper side and the lower side of the frame 3 according to conditions, the beam 4 is driven by the two groups of X-axis driving devices, the driven beam 4 can greatly reduce the external section size under the supporting and guiding cooperation of the X-axis guide rails 8, and even if the YZ motion shafting is integrated on the X-axis system, a double-drive system is provided, and high acceleration and deceleration capacity can still be obtained. When the two sets of X-axis driving devices are adopted, the gravity centers of the cross beams controlled by the two sets of X-axis driving devices and other parts installed on the cross beams are close to the centers of the two sets of X-axis driving devices, and then the two sets of X-axis driving devices can control the subsequent connecting parts more accurately, so that the moving speed and the precision of the machine tool during working are improved.
2. Because the frame 3 of the utility model is obliquely arranged on the lathe bed 1 behind the turntable 2 in the forward direction, the gravity center of the XYZ moving part integrated on the frame 3 can also fall forwards in the lathe bed support, thereby ensuring the stability of the whole support of the machine tool, and meanwhile, because the frame 3 and the linear motion shafting are inclined forwards, the front and back sizes of the machine tool are contracted inwards more compactly, thereby reducing the whole floor area of the machine tool; and after the shafting is inclined forwards, the position of a tool nose point of the ram 6 with the main shaft moving forwards and backwards in an inclined mode is greatly reduced, the position of the machining center of gravity of the rotary table is greatly reduced, and the stability of rotary motion and the machining stability of parts are improved.
3. The turntable part for bearing parts is fixed on the lathe bed to only do 2 rotary motions without participating in linear motion, so that the influence of the pendulum effect on the processing precision and the processing efficiency is avoided.
4. A revolving stage part for bearing part fixes and does not do linear motion class removal on the lathe bed, and V-arrangement inclined plane is accomodate to the smear metal of big inclination of design more convenient design on the lathe bed of the below of revolving stage, and a large amount of smear metals that processing produced can vertically directly fall into the automatic chip removal ware of lathe bed V-arrangement ingate below, have reduced the smear metal and have piled up and the heat altered shape that produces from this.
5. The utility model discloses also design the mode of installing for the slope with the ram 6 that has the main shaft that will load, the workspace can have bigger space at the back, easy to assemble frock clamp, this is also the important guarantee of machining precision, simultaneously under the action of gravity, cutting fluid and smear metal are difficult to adhere to on the safety shield, just drop very easily at machining area, cutting fluid can be along the main shaft forward flow into machining area, solve five horizontal machining centers of tradition, along the main shaft flow direction equipment at the back, damage lathe part itself.
6. The utility model discloses compare the most efficient lathe (a typical part of 20 minutes processing) of foreign adoption linear electric motor, the utility model discloses a 1/3 of the most high-efficient lathe cost of foreign is accomplished to the aim at cost, through the actual verification, efficiency exceedes 70% (a typical part of 28 minutes processing), and adopts the five horizontal machining center efficiencies of tradition 50% (a typical part of processing more than 40 minutes) that only the most efficient lathe of foreign, consequently the utility model discloses a five horizontal machining center has strong competitiveness.
As a preferred embodiment in this embodiment, it should be further described that a ram avoiding hole is disposed in the middle of the frame 3, and the ram 6 passes through the ram avoiding hole, so that the overall processing is not affected.
As a preferred embodiment in this embodiment, it should be further explained that the X-axis driving device includes an X-axis motor 7 installed on the frame 3, an X-axis lead screw 9 is installed on a motor shaft of the X-axis motor 7, the X-axis lead screw 9 is in threaded connection with the cross beam 4, the X-axis lead screw 9 is driven by the X-axis motor 7 to rotate, the X-axis lead screw 9 drives the cross beam 4 to move, and then the cross beam 4 moves under the limit and guide cooperation of the X-axis guide rail 8, so as to realize the movement of the cross beam 4 on the X axis.
As a preferred embodiment in this embodiment, it should be further described that X-axis driving devices are respectively installed on the frames 3 above and below the ram avoiding hole, the cross beam 4 is in rolling connection with the X-axis guide rails 8 of the two X-axis driving devices, and the X-axis lead screws 9 of the two X-axis driving devices are in threaded connection with the cross beam 4, so that the driven cross beam 4 can greatly reduce the external cross-sectional dimension, and even if a YZ motion axis system is integrated on the X axis system, a dual-drive system is provided, and still high acceleration and deceleration capability can be obtained.
As a preferred embodiment in this embodiment, it should be further explained that the Y-axis driving device includes a Y-axis motor 10 and a Y-axis guide rail 11 that are mounted on the cross beam 4, a Y-axis lead screw 12 is mounted on the Y-axis motor 10, and the Y-axis guide rail 11 is parallel to the Y-axis lead screw 12, so as to ensure the control effect of the Y-axis driving device on the saddle 5; the sliding saddle 5 is connected to the Y-axis guide rail 11 in a rolling mode, the Y-axis lead screw 12 is in threaded connection with the sliding saddle 5, the Y-axis motor 10 drives the Y-axis lead screw 12 to rotate, the Y-axis lead screw 12 drives the sliding saddle 5 to move, and then the sliding saddle 5 moves under the limiting of the Y-axis guide rail 11 to achieve movement of the sliding saddle 5 on the Y axis.
As a preferred embodiment in this embodiment, it should be further noted that the Y-axis driving device includes two Y-axis guide rails 11, so as to further enhance the stability of the sliding saddle 5 during movement, and the Y-axis lead screw 12 is disposed between the two Y-axis guide rails 11, so as to control the sliding saddle 5 at the position of the center of gravity, so as to ensure the precision of the sliding saddle 5 during movement.
As a preferred embodiment in this embodiment, it should be further explained that the Z-axis driving device includes a Z-axis motor 13 and a Z-axis guide rail 14 that are mounted on the saddle 5, a Z-axis lead screw 15 is mounted on the Z-axis motor 13, and the Z-axis guide rail 14 is parallel to the Z-axis lead screw 15, so as to ensure the control effect of the Z-axis driving device on the ram 6; the ram 6 is connected to the Z-axis guide rail 14 in a rolling mode, the Z-axis lead screw 15 is in threaded connection with the ram 6, the Z-axis motor 13 drives the Z-axis lead screw 15 to rotate, the Z-axis lead screw 15 drives the ram 6 to move, then the ram 6 moves under the limiting of the Z-axis guide rail 14, and the movement of the ram 6 on the Z axis is achieved.
As a preferred implementation scheme in this embodiment, it should be further described that the Z-axis guide rail 14 is arranged parallel to a center line of the ram avoiding hole, so that the ram 6 retains a maximum moving space in the ram avoiding hole, and the structural design is more reasonable.
As a preferred embodiment in this embodiment, it should be further explained that the X-axis driving device and the Y-axis driving device are both installed on the back surface of the frame 3, so as to leave more space for the front surface, thereby reducing the interference during front surface processing.
As a preferred embodiment in this embodiment, it should be further noted that the V-shaped chip removal groove 16 is provided on the bed 1 below the turntable 2, so that a large amount of chips generated by machining can vertically and directly fall into the automatic chip remover below the V-shaped receiving opening of the bed, thereby reducing the accumulation of chips and the thermal deformation caused by the accumulation of chips.
Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A five-axis horizontal machining center with a linearly moving shafting obliquely arranged is characterized by comprising a lathe bed (1), a rotary table (2), a frame (3), a cross beam (4), a saddle (5) and a ram (6) loaded with a main shaft, wherein the rotary table (2) is fixedly arranged on the lathe bed (1), and the frame (3) is obliquely arranged on the lathe bed (1) behind the rotary table (2) in the forward direction; an X-axis driving device and an X-axis guide rail (8) are arranged on the framework (3), the cross beam (4) is connected to the X-axis guide rail (8) in a rolling manner, and the cross beam (4) is connected with the X-axis driving device and moves along the X axis under the driving of the X-axis driving device; a Y-axis driving device is arranged on the cross beam (4), and a saddle (5) is mounted on the Y-axis driving device and moves along the Y axis under the driving of the Y-axis driving device; the Z-axis driving device is installed on the sliding saddle (5), and the sliding pillow (6) is installed on the Z-axis driving device and moves along the Z axis under the driving of the Z-axis driving device.
2. The five-axis horizontal machining center with the obliquely arranged linear motion shafting is characterized in that a ram avoiding hole is formed in the middle of the frame (3), and the ram (6) penetrates through the ram avoiding hole.
3. The five-axis horizontal machining center with the obliquely arranged linear motion shafting is characterized in that the X-axis driving device comprises an X-axis motor (7) arranged on the frame (3), an X-axis lead screw (9) is arranged on a motor shaft of the X-axis motor (7), and the X-axis lead screw (9) is in threaded connection with the cross beam (4).
4. The five-axis horizontal machining center with the obliquely arranged linear motion shafting is characterized in that X-axis driving devices are mounted on the frame (3) above and below the ram avoidance hole, the cross beam (4) is in rolling connection with X-axis guide rails (8) of the two X-axis driving devices, and X-axis lead screws (9) of the two X-axis driving devices are in threaded connection with the cross beam (4).
5. The five-axis horizontal machining center with the obliquely arranged linear motion shafting is characterized in that the Y-axis driving device comprises a Y-axis motor (10) and a Y-axis guide rail (11), the Y-axis motor (10) is mounted on the cross beam (4), a Y-axis lead screw (12) is mounted on the Y-axis motor (10), and the Y-axis guide rail (11) and the Y-axis lead screw (12) are arranged in parallel; the sliding saddle (5) is connected to the Y-axis guide rail (11) in a rolling mode, and the Y-axis lead screw (12) is connected with the sliding saddle (5) in a threaded mode.
6. The five-axis horizontal machining center with the obliquely arranged linear motion shafting is characterized in that the Y-axis driving device comprises two Y-axis guide rails (11), and the Y-axis lead screw (12) is arranged between the two Y-axis guide rails (11).
7. The five-axis horizontal machining center with the obliquely arranged linear motion shafting is characterized in that the Z-axis driving device comprises a Z-axis motor (13) and a Z-axis guide rail (14), wherein the Z-axis motor (13) is mounted on the sliding saddle (5), the Z-axis lead screw (15) is mounted on the Z-axis motor (13), and the Z-axis guide rail (14) and the Z-axis lead screw (15) are arranged in parallel; the ram (6) is connected to the Z-axis guide rail (14) in a rolling mode, and the Z-axis lead screw (15) is in threaded connection with the ram (6).
8. The five-axis horizontal machining center with the obliquely arranged linear motion shafting according to claim 7, wherein the Z-axis guide rail (14) is arranged in parallel with the center line of the ram avoiding hole.
9. The five-axis horizontal machining center with the obliquely arranged linear motion shafting is characterized in that the X-axis driving device and the Y-axis driving device are both arranged on the back surface of the frame (3).
10. The five-axis horizontal machining center with the inclined arrangement of the linear motion shafting as claimed in claim 1, wherein a V-shaped chip removal groove (16) positioned below the rotary table (2) is formed in the machine body (1).
CN202223235880.XU 2022-12-01 2022-12-01 Five-axis horizontal machining center with obliquely arranged linear motion shafting Active CN218746156U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223235880.XU CN218746156U (en) 2022-12-01 2022-12-01 Five-axis horizontal machining center with obliquely arranged linear motion shafting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223235880.XU CN218746156U (en) 2022-12-01 2022-12-01 Five-axis horizontal machining center with obliquely arranged linear motion shafting

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CN218746156U true CN218746156U (en) 2023-03-28

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