CN113021018A - Multi-axis linkage multi-axis machine tool and control method thereof - Google Patents
Multi-axis linkage multi-axis machine tool and control method thereof Download PDFInfo
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- CN113021018A CN113021018A CN202110313712.9A CN202110313712A CN113021018A CN 113021018 A CN113021018 A CN 113021018A CN 202110313712 A CN202110313712 A CN 202110313712A CN 113021018 A CN113021018 A CN 113021018A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
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Abstract
The application provides a multi-axis linkage multi-axis machine tool and a control method thereof, wherein the multi-axis linkage multi-axis machine tool comprises a first base, a workbench, a mounting table and a machining device; the first base is provided with two first guide rails, each first guide rail is connected with at least two first linear motors in a sliding mode, and the first linear motors drive the workbench to move on the first guide rails along a first horizontal direction; a support frame is arranged on the first base; two second guide rails are arranged on one side of the support frame, at least two second linear motors are connected to each second guide rail in a sliding mode, and the second linear motors drive the mounting table to move on the second guide rails along a second horizontal direction; two third guide rails are arranged on one side of the processing device, and the third linear motor drives the processing device to move along the vertical direction on the third guide rails and drives the processing device to move in the vertical direction; a turntable mechanism is arranged on the workbench; one end of the processing device facing the workbench is provided with a processing tool bit.
Description
Technical Field
The application relates to the field of machine tools, in particular to a multi-axis linkage multi-axis machine tool and a control method thereof.
Background
At present, the appearance requirement for 3C consumer goods is higher and higher, and processing enterprises use the traditional 3D processing mode of walking when producing dysmorphism curved surface outward appearance spare, and cost and efficiency are all very low down, and in order to cater to the development in consumer market, each enterprise pursues streamlining, integrated processing, low cost more and more on the appearance design, brings more and more challenges for the machine tool.
In view of this, overcoming the deficiencies of the prior art products is an urgent problem to be solved in the art.
Disclosure of Invention
The technical problem that this application mainly solved provides a multiaxis lathe of multiaxis linkage and control method thereof, through removing the processing tool bit and moving in second horizontal direction and vertical direction, removes and treats that the machined part moves at first horizontal direction and around the rotatory direction of vertical direction, and revolving stage mechanism rotates around first horizontal direction, realizes the five-axis linkage of lathe, reduces the cost of lathe, improves the machining efficiency of lathe.
In order to solve the technical problem, the application adopts a technical scheme that: a multi-axis linkage multi-axis machine tool comprises a first base, a workbench, a mounting table and a machining device;
the first base is provided with two first guide rails, the first guide rails extend along a first horizontal direction, each first guide rail is connected with at least two first linear motors in a sliding mode, one side, far away from the first guide rails, of each first linear motor is detachably connected with the workbench, and the first linear motors drive the workbench to move on the first guide rails along the first horizontal direction;
a support frame is arranged on the first base; two second guide rails are arranged on one side of the support frame and are sequentially arranged in the vertical direction, the second guide rails extend in the second horizontal direction, at least two second linear motors are connected to each second guide rail in a sliding mode, one side, far away from the second guide rails, of each second linear motor is detachably connected with the mounting table, and the second linear motors drive the mounting table to move on the second guide rails in the second horizontal direction;
the machining device is positioned above the workbench, two third guide rails are arranged on one side of the machining device, the two third guide rails are sequentially arranged in the second horizontal direction, the third guide rails extend along the vertical direction, at least two third linear motors are connected to each third guide rail in a sliding mode, one sides of the third linear motors, far away from the third guide rails, are detachably connected with the mounting table, and the third linear motors drive the machining device to move along the vertical direction on the third guide rails so as to drive the machining device to move in the vertical direction;
the workbench is provided with a rotary table mechanism, the rotary table mechanism is used for bearing and fixing a workpiece to be processed, and the rotary table mechanism drives the workpiece to be processed to rotate around the vertical direction;
the machining device faces one end of the workbench and is provided with a machining tool bit, and the machining device is used for controlling the machining tool bit to machine a workpiece to be machined, which is borne by the rotary table mechanism.
The first base comprises a chassis and two base platforms below the chassis, a rectangular groove is formed in one side surface of the chassis, the other side surface of the chassis is connected to the two base platforms, the two base platforms are arranged in the first horizontal direction at intervals, and the first guide rail is arranged in the rectangular groove.
The bottom of the inner side of the rectangular groove is convexly provided with a fixed plate, two edges of the surface of the fixed plate, facing one side of the processing device, are convexly provided with two first convex edges respectively, the two first convex edges are arranged at intervals in the second horizontal direction, the first convex edges extend in the first horizontal direction, and the two first convex edges are provided with two first guide rails respectively; a first blocking strip is convexly arranged on the upper surface of the first convex edge and is positioned between the two first guide rails, and one side of the first blocking strip abuts against one side of one of the first guide rails, which faces the other first guide rail, so that the first guide rails are limited from displacing in the second horizontal direction; the cross-sectional shapes of the first rail, the second rail and the third rail are I-shaped.
The rotary table mechanism comprises a second base, a bearing rotary table, a driving motor and a clamp, the bearing rotary table is cylindrical, the bearing rotary table is located on the second base, the driving motor is located on one side of the second base, the second base is detachably connected to the workbench, the driving motor drives the bearing rotary table to rotate around the vertical direction, the clamp is fixed on the bearing rotary table, and the clamp is used for clamping workpieces to be machined.
The workbench is provided with a plurality of strip-shaped sliding grooves extending in the second horizontal direction, the bottom of the second base is convexly provided with three clamping columns protruding in the vertical direction, the three clamping columns are arranged in a triangular mode, and the three clamping columns are clamped into three of the strip-shaped sliding grooves respectively to limit rotation of the second base.
The support frame comprises two vertical frames and a cross frame, the two vertical frames are arranged at intervals in the second horizontal direction, the cross frame is connected with the two vertical frames, the cross frame is fixed to the tops of the two vertical frames, the bottoms of the two vertical frames are fixed to the bottom of the inner side of the rectangular groove, the fixing plate is located between the two vertical frames, and the two second guide rails are fixed to one side of the cross frame.
The two edges of one side surface of the cross frame are respectively provided with two second convex edges in a protruding mode, the two second convex edges are arranged at intervals in the vertical direction, the second convex edges extend in the first horizontal direction, the two second guide rails are arranged on the two second convex edges respectively, a second blocking strip is arranged on the second convex edges in a protruding mode and located between the two second guide rails, and one side of the second blocking strip abuts against one side, facing the other second guide rail, of the second guide rail so as to limit the second guide rail to move in the vertical direction.
The surface of one side, far away from the processing device, of the mounting table is convexly provided with a third convex edge; the third rib is positioned above the second linear motor on the same second guide rail and abuts against the second linear motor to limit the shaking of the second linear motor; the mounting table faces one side surface of the machining device and is convexly provided with two fourth protruding ridges, the four fourth protruding ridges are arranged at intervals in the second horizontal direction, the fourth protruding ridges extend in the vertical direction, and the four fourth protruding ridges are respectively provided with two third guide rails.
In order to solve the technical problem, the application adopts a technical scheme that: a control method of a multi-axis linked multi-axis machine tool, the control method comprising:
placing a workpiece to be processed on a turntable mechanism;
acquiring a preprocessed workpiece route;
the tool to be machined is adjusted according to the workpiece route, and the machining tool bit is moved to the initial position;
and controlling the first linear motor, the second linear motor and the third linear motor to move according to the path of the workpiece so that the machining tool bit feeds to machine the workpiece to be machined.
Wherein the control method further comprises:
and controlling the rotary table mechanism to rotate.
The beneficial effect of this application is: different from the prior art, the multi-axis linkage multi-axis machine tool comprises a first base, a workbench, a mounting table and a machining device; the first base is provided with two first guide rails, the first guide rails extend along a first horizontal direction, each first guide rail is connected with at least two first linear motors in a sliding mode, one side, far away from the first guide rails, of each first linear motor is detachably connected with the workbench, and the first linear motors drive the workbench to move on the first guide rails along the first horizontal direction; a support frame is arranged on the first base; two second guide rails are arranged on one side of the support frame and are sequentially arranged in the vertical direction, the second guide rails extend in the second horizontal direction, at least two second linear motors are connected to each second guide rail in a sliding mode, one side, far away from the second guide rails, of each second linear motor is detachably connected with the mounting table, and the second linear motors drive the mounting table to move on the second guide rails in the second horizontal direction; the machining device is positioned above the workbench, two third guide rails are arranged on one side of the machining device and are sequentially arranged in a second horizontal direction, the third guide rails extend in the vertical direction, at least two third linear motors are connected to each third guide rail in a sliding mode, one sides, far away from the third guide rails, of the third linear motors are detachably connected with the mounting table, and the third linear motors drive the machining device to move in the vertical direction on the third guide rails and drive the machining device to move in the vertical direction; the workbench is provided with a rotary table mechanism, the rotary table mechanism is used for bearing and fixing the workpiece to be processed, and the rotary table mechanism drives the workpiece to be processed to rotate around the vertical direction; one end of the machining device facing the workbench is provided with a machining tool bit, and the machining device is used for controlling the machining tool bit to machine a to-be-machined part borne by the rotary table mechanism. This application is through removing the processing tool bit and moving in second horizontal direction and vertical direction, removes to treat that the machined part moves at first horizontal direction and around the rotatory direction of vertical direction, has realized the four-axis linkage of lathe, has reduced the cost of lathe, has improved the machining efficiency of lathe.
Drawings
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 of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic overall structure diagram of an embodiment of a multi-axis linkage multi-axis machine tool provided in an embodiment of the present application;
FIG. 2 is a schematic structural diagram of an embodiment of a multi-axis linkage multi-axis machine tool according to the present disclosure at a mounting table;
FIG. 3 is a schematic structural diagram of a machining device in an embodiment of a multi-axis linkage multi-axis machine tool provided by an embodiment of the present application;
FIG. 4 is a schematic diagram of a rectangular recess in an embodiment of a multi-axis machine tool with multi-axis linkage according to an embodiment of the present disclosure;
FIG. 5 is a schematic structural diagram of a turntable mechanism and a second base in an embodiment of a multi-axis linkage multi-axis machine tool provided by an embodiment of the present application;
FIG. 6 is a schematic structural diagram of a turntable mechanism in an embodiment of a multi-axis linkage multi-axis machine tool provided in an embodiment of the present application;
FIG. 7 is a schematic structural diagram of a second base in an embodiment of a multi-axis linkage multi-axis machine tool provided in an embodiment of the present application;
FIG. 8 is a schematic view of the overall structure of another embodiment of a multi-axis linkage multi-axis machine tool provided by the embodiment of the present application;
fig. 9 is a schematic structural diagram of a turntable mechanism in another embodiment of a multi-axis machine tool with multi-axis linkage according to an embodiment of the present application;
FIG. 10 is a schematic front view of another embodiment of a multi-axis linkage multi-axis machine tool provided in the embodiments of the present application;
FIG. 11 is a schematic top view of another embodiment of a multi-axis linkage multi-axis machine tool provided in an embodiment of the present application;
fig. 12 is a schematic flowchart of an embodiment of a control method of a multi-axis linkage multi-axis machine tool according to an embodiment of the present application;
fig. 13 is a schematic process diagram of processing a workpiece by a multi-axis linkage multi-axis machine tool according to an embodiment of the present application.
Fig. 14 is a schematic flowchart of an embodiment of a method for controlling a multi-axis linkage multi-axis machine tool according to another embodiment of the present disclosure;
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, the word "exemplary" is used to mean "serving as an example, instance, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the application. In the following description, details are set forth for the purpose of explanation. It will be apparent to one of ordinary skill in the art that the present application may be practiced without these specific details. In other instances, well-known structures and processes are not set forth in detail in order to avoid obscuring the description of the present application with unnecessary detail. Thus, the present application is not intended to be limited to the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.
Referring to fig. 1 to 7, an embodiment of the present invention provides a multi-axis linkage multi-axis machine tool 10 including a first base 11, a table 12, a mounting table 18, and a machining device 171. The first base 11 is provided with two first guide rails 141, the first guide rails 141 extend along a first horizontal direction F1, each first guide rail 141 is slidably connected with at least two first linear motors 144, one side of each first linear motor 144, which is far away from the first guide rail 141, is detachably connected with the workbench 12, and the first linear motors 144 drive the workbench 12 to move on the first guide rails 141 along the first horizontal direction F1. A support frame 13 is arranged on the first base 11; two second guide rails 142 are arranged on one side of the support frame 13, the two second guide rails 142 are sequentially arranged in the vertical direction F3, the second guide rails 142 extend along the second horizontal direction F2, at least two second linear motors 145 are connected to each second guide rail 142 in a sliding manner, one side, away from the second guide rails 142, of each second linear motor 145 is detachably connected with the mounting table 18, and the second linear motors 145 drive the mounting table 18 to move on the second guide rails 142 along the second horizontal direction F2. The processing device 171 is located above the workbench 12, two third guide rails 143 are arranged on one side of the processing device 171, the two third guide rails 143 are sequentially arranged in a second horizontal direction F2, the third guide rails 143 extend along a vertical direction F3, at least two third linear motors 146 are slidably connected to each third guide rail 143, one side of each third linear motor 146, which is far away from the third guide rail 143, is detachably connected to the mounting table 18, and the third linear motors 146 drive the processing device 171 to move along the vertical direction F3 on the third guide rails 143 to drive the processing device 171 to move in the vertical direction F3; a rotary table mechanism 16 is arranged on the workbench 12, the rotary table mechanism 16 is used for bearing and fixing the workpiece to be processed, and the rotary table mechanism 16 drives the workpiece to be processed to rotate around the vertical direction F3; one end of the machining device 171 facing the worktable 12 is provided with a machining tool bit 172, and the machining device 171 is used for controlling the machining tool bit 172 to machine a workpiece to be machined carried by the worktable 12.
In the embodiment of the present application, the first base 11 includes a chassis 112 and two bases 111 below the chassis 112, a rectangular groove 113 is formed on one side surface of the chassis 112, the other side surface of the chassis 112 is connected to the two bases 111, the two bases 111 are arranged at an interval in the first horizontal direction F1, and the first guide rail 141 is disposed in the rectangular groove 113.
In the embodiment of the present application, a fixing plate 114 is convexly disposed at the bottom of the inner side of the rectangular groove 113, two edges of a side surface of the fixing plate 114 facing the processing device 171 are respectively convexly disposed with two first protruding ribs 115, the two first protruding ribs 115 are disposed at intervals in the second horizontal direction F2, the first protruding ribs 115 extend in the first horizontal direction F1, and two first guide rails 141 are respectively disposed on the two first protruding ribs 115; the upper surface of the first rib 115 is convexly provided with a first blocking strip 116, the first blocking strip 116 is positioned between the two first guide rails 141, and one side of the first blocking strip 116 abuts against one side of one of the first guide rails 141 facing the other first guide rail 141 so as to limit the displacement of the first guide rails 141 in the second horizontal direction F2; the cross-sectional shapes of first rail 141, second rail 142, and third rail 143 are i-shaped.
In the embodiment of the present application, the turntable mechanism 16 includes a second base 161, a bearing turntable 163, a driving motor 162, and a clamp, the bearing turntable 163 is cylindrical, the bearing turntable 163 is located on the second base 161, the driving motor 162 is located on one side of the second base 161, the second base 161 is detachably connected to the workbench 12, the driving motor 162 drives the bearing turntable 163 to rotate around the vertical direction F3, the clamp is fixed on the bearing turntable 163, and the clamp is used for clamping a workpiece to be machined.
In the embodiment of the present application, the workbench 12 is provided with a plurality of strip-shaped sliding grooves 121 extending along the second horizontal direction F2, the bottom of the second base 161 is convexly provided with three clamping columns 164 protruding along the vertical direction F3, the three clamping columns 164 are arranged in a triangle, and the three clamping columns 164 are respectively clamped into three of the plurality of strip-shaped sliding grooves 121 to limit the rotation of the second base 161.
In the embodiment of the present application, the supporting frame 13 includes two vertical frames 131 arranged at an interval along the second horizontal direction F2 and a cross frame 132 connecting the two vertical frames 131, the cross frame 132 is fixed on the tops of the two vertical frames 131, the bottoms of the two vertical frames 131 are fixed on the bottom of the inner side of the rectangular groove 113, the fixing plate 114 is located between the two vertical frames 131, and the two second guide rails 142 are fixed on one side of the cross frame 132.
In this embodiment, two edges of a side surface of the cross frame 132 are respectively provided with two second protruding ribs 136 in a protruding manner, the two second protruding ribs 136 are arranged at intervals in the vertical direction F3, the second protruding ribs 136 extend in the first horizontal direction F1, the two second protruding ribs 136 are respectively provided with two second guide rails 142, the second protruding ribs 136 are provided with second blocking ribs 136 in a protruding manner, the second blocking ribs 136 are located between the two second guide rails 142, and one side of each second blocking rib 136 abuts against one side of one of the second guide rails 142 facing the other second guide rail 142, so as to limit the second guide rails 142 from displacing in the vertical direction F3.
A third convex rib 181 is convexly arranged on the surface of one side of the mounting table 18 away from the processing device 171; the third rib 181 is located above the second linear motor 145 on the same second guide rail 142, and the third rib 181 abuts against the second linear motor 145 to limit the shaking of the second linear motor 145; two fourth protruding ribs 182 are protruded from one side surface of the mounting table 18 facing the processing device 171, the two fourth protruding ribs 182 are spaced apart in the second horizontal direction F2, the fourth protruding ribs 182 extend in the vertical direction F3, and two third guide rails 143 are respectively disposed on the two fourth protruding ribs 182.
Referring to fig. 8 to 11, the present embodiment provides a multi-axis coordinated multi-axis machine tool 20, and the multi-axis coordinated multi-axis machine tool 20 includes a first base 21, a table 22, a mounting table 28, and a machining device 271. The first base 21 is provided with a support 23. The structures of the first base 21, the workbench 22, the mounting table 28, the processing device 271 and the supporting frame 23 can refer to the first base 11, the workbench 12, the mounting table 18, the processing device 171 and the supporting frame 13 in the previous embodiment, and are not described herein again.
In the embodiment of the present application, the turntable mechanism 26 includes a third base 261, a bearing turntable 265, a first driving motor 262, a second driving motor 264, a connecting plate 263, and a clamp, and the bearing turntable 263 is a circular disk. The third base 261 is detachably coupled to the table 22, the first driving motor 262 is fixed to the third base 261, a rotation shaft of the first driving motor 262 extends in the first direction F1, and an output end of the first driving motor 262 is coupled to one side of the coupling plate 263. One side of the second driving motor 264 is fixed to the other side of the connection plate 263, a rotation shaft of the second driving motor 264 extends along the third direction F3, and an output end of the second driving motor 264 is connected to the bearing turntable 265 and is coaxial with the bearing turntable 265. The first driving motor 262 drives the connection plate 263, the carrying turntable 265 and the second driving motor 264 to rotate within plus and minus 135 degrees in a plane parallel to the second direction F2 and the third direction F3; the second driving motor 264 drives the bearing rotary table 265 to rotate, and the second driving motor 264 drives the bearing rotary table 265 to rotate 360 ° in the direction C, that is, the rotary table mechanism 26 can rotate around the first horizontal direction F1 in the direction B.
Further, the multi-axis machine tool 20 of multi-axis linkage can perform the machining by linkage motion in five directions of the first horizontal direction F1, the second horizontal direction F2, the vertical direction F3, the C direction, and the B direction.
A tool setting holder 211 is provided on one side of the support frame 23 facing the turntable mechanism 26, and a tool setting gauge 212 is provided on the extended end of the tool setting holder 211, and the tool setting gauge 212 is used for setting a tool for a machining tool bit on the machining device 271.
Further, referring to fig. 12 and 13, the present application provides a method of controlling a multi-axis machine tool with multi-axis linkage. The control method comprises the following steps:
and S21, placing the workpiece to be processed on the turntable mechanism.
Specifically, the member to be processed 192 may be placed on the turntable mechanism 16 manually or by a robot. The member to be machined 192 may be a cylindrical blank workpiece. For example, a cylindrical blank workpiece is selected and attached to the bearing turntable 163 of the turntable mechanism 16.
S22, acquiring the preprocessed workpiece path.
Specifically, the machining motion trajectory is set to obtain a pre-processed workpiece path, i.e., a path along which the machining tool bit 172 travels.
And S23, performing tool setting on the workpiece to be processed according to the workpiece route, and moving the processing tool bit to the initial position.
The tool bit 172 is moved to any point on the surface of the workpiece 192 to be machined, and a start position is set for the tool bit.
And S24, controlling the first linear motor, the second linear motor and the third linear motor to move according to the workpiece route so that the machining tool bit feeds to machine the workpiece to be machined.
Specifically, the machining is started, the face milling is performed first, the mounting table 18 is driven to move along the second horizontal direction F2, the workbench 12 is driven to move along the first horizontal direction F1, the top point of the finished ball 191 to be manufactured is found, the turntable mechanism 16 is controlled to rotate, namely, the bearing turntable 163 is driven to rotate around the vertical direction F3, the workpiece is turned to a specified position, the machining device 171 is driven to move downwards along the vertical direction F3, the second horizontal direction F2 moves synchronously as the diameter becomes larger, and the workpiece manufacturing is completed through 4-axis linkage.
When the spherical groove is machined, the first horizontal direction F1, the second horizontal direction F2 and the third horizontal direction F3 need to cooperate to be formed in one step.
When the lathe process is required, the turntable mechanism 16 can rotate around the vertical direction F3, and the machining device 171 moves in the vertical direction F3, so as to form a lathe effect.
When the milling process is required, the turntable mechanism 16 does not move, and the machining device 171 moves in the first horizontal direction F1 and the second horizontal direction F2, thereby providing the milling effect.
Referring to fig. 8 to 11, fig. 14, an embodiment of the present application provides another control method for a multi-axis machine tool 20 with multi-axis linkage,
and S31, placing the workpiece to be processed on the turntable mechanism.
Specifically, the member to be processed 192 may be placed on the turntable mechanism 26 manually or by a robot. The member to be machined 192 may be a cylindrical blank workpiece. For example, a cylindrical blank workpiece is selected and attached to the bearing turntable 265 of the turntable mechanism 26. The workpiece 192 may also be fixed to the turntable mechanism 26 by a jig.
S32, acquiring the preprocessed workpiece path.
Specifically, the processing movement trajectory is set, and the preprocessed workpiece path is obtained, which may be a moving path of the processing device 271, or may be a moving path of the turntable mechanism 26 in 4 directions of the first horizontal direction F1, the second horizontal direction F2, the C direction, and the B direction after the processing device 271 reaches a predetermined position in the vertical direction F3, so as to cooperate with the processing device 271 with the fixed preset position of the vertical direction F3 to process the workpiece to be processed. It will be appreciated that the end of the machining device 271 is provided with a machining tool bit for machining a work piece to be machined.
And S33, performing tool setting on the workpiece to be processed according to the workpiece route, and moving the processing tool bit to the initial position.
Moving the processing device 271 to any point on the surface of the workpiece 192 to be processed, and setting a starting position for tool setting.
And S34, controlling the first linear motor and the third linear motor to move according to the workpiece route so as to feed the machining tool bit and machine the workpiece to be machined. When the processing device 271 reaches the predetermined position in the vertical direction F3, the motor controlling the movement of the processing device 271 is not working, and the second linear motor stops working, and does not drive the mounting table 28 to move in the vertical direction F3, and the other directions continue to move according to the preset.
The above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.
Claims (10)
1. A multi-axis linkage multi-axis machine tool is characterized by comprising a first base, a workbench, a mounting table and a machining device;
the first base is provided with two first guide rails, the first guide rails extend along a first horizontal direction, each first guide rail is connected with at least two first linear motors in a sliding mode, one side, far away from the first guide rails, of each first linear motor is detachably connected with the workbench, and the first linear motors drive the workbench to move on the first guide rails along the first horizontal direction;
a support frame is arranged on the first base; two second guide rails are arranged on one side of the support frame and are sequentially arranged in the vertical direction, the second guide rails extend in the second horizontal direction, at least two second linear motors are connected to each second guide rail in a sliding mode, one side, far away from the second guide rails, of each second linear motor is detachably connected with the mounting table, and the second linear motors drive the mounting table to move on the second guide rails in the second horizontal direction;
the machining device is positioned above the workbench, two third guide rails are arranged on one side of the machining device, the two third guide rails are sequentially arranged in the second horizontal direction, the third guide rails extend along the vertical direction, at least two third linear motors are connected to each third guide rail in a sliding mode, one sides of the third linear motors, far away from the third guide rails, are detachably connected with the mounting table, and the third linear motors drive the machining device to move along the vertical direction on the third guide rails so as to drive the machining device to move in the vertical direction;
the workbench is provided with a rotary table mechanism, the rotary table mechanism is used for bearing and fixing a workpiece to be processed, and the rotary table mechanism drives the workpiece to be processed to rotate around the vertical direction;
the machining device faces one end of the workbench and is provided with a machining tool bit, and the machining device is used for controlling the machining tool bit to machine a workpiece to be machined, which is borne by the rotary table mechanism.
2. The multi-axis linked multi-axis machine tool according to claim 1, wherein the first base includes a base plate and two bases below the base plate, one side surface of the base plate is provided with a rectangular groove, the other side surface of the base plate is connected to the two bases, the two bases are arranged at intervals in the first horizontal direction, and the first guide rail is provided in the rectangular groove.
3. The multi-axis linked multi-axis machine tool according to claim 2, wherein a fixed plate is protruded from the bottom of the inner side of the rectangular groove, two first protruding ribs are protruded from two edges of the surface of the fixed plate facing the machining device, the two first protruding ribs are spaced apart in the second horizontal direction, the first protruding ribs extend in the first horizontal direction, and two first guide rails are provided on the two first protruding ribs; a first blocking strip is convexly arranged on the upper surface of the first convex edge and is positioned between the two first guide rails, and one side of the first blocking strip abuts against one side of one of the first guide rails, which faces the other first guide rail, so that the first guide rails are limited from displacing in the second horizontal direction; the cross-sectional shapes of the first rail, the second rail and the third rail are I-shaped.
4. The multi-axis linkage multi-axis machine tool according to claim 3, wherein the turntable mechanism comprises a second base, a bearing turntable, a driving motor and a clamp, the bearing turntable is cylindrical, the bearing turntable is located on the second base, the driving motor is located on one side of the second base, the second base is detachably connected to the workbench, the driving motor drives the bearing turntable to rotate around the vertical direction, the clamp is fixed on the bearing turntable, and the clamp is used for clamping the workpiece to be machined.
5. The multi-axis linkage multi-axis machine tool according to claim 4, wherein the worktable is provided with a plurality of strip-shaped sliding grooves extending in a second horizontal direction, the bottom of the second base is provided with three protruding clamping columns in a vertical direction, the three clamping columns are arranged in a triangle, and the three clamping columns are respectively clamped into three of the strip-shaped sliding grooves to limit the rotation of the second base.
6. The multi-axis linkage multi-axis machine tool according to claim 5, wherein the support frame comprises two vertical frames and a cross frame, the two vertical frames are arranged at intervals along the second horizontal direction, the cross frame is fixed to the tops of the two vertical frames, the bottoms of the two vertical frames are fixed to the bottom of the inner side of the rectangular groove, the fixing plate is located between the two vertical frames, and the two second guide rails are fixed to one side of the cross frame.
7. The multi-axis linkage multi-axis machine tool as claimed in claim 6, wherein two second ribs are respectively protruded from two edges of one side surface of the cross frame, the two second ribs are spaced apart from each other in the vertical direction, the second ribs extend in the first horizontal direction, two second guide rails are respectively provided on the two second ribs, a second blocking strip is protruded from the second ribs, the second blocking strip is located between the two second guide rails, and one side of the second blocking strip abuts against one side of one of the second guide rails facing the other second guide rail to limit the vertical displacement of the second guide rails.
8. The multi-axis linked multi-axis machine tool as claimed in claim 7, wherein a side surface of the mounting table away from the machining device is convexly provided with a third rib; the third rib is positioned above the second linear motor on the same second guide rail and abuts against the second linear motor to limit the shaking of the second linear motor; the mounting table faces one side surface of the machining device and is convexly provided with two fourth protruding ridges, the four fourth protruding ridges are arranged at intervals in the second horizontal direction, the fourth protruding ridges extend in the vertical direction, and the four fourth protruding ridges are respectively provided with two third guide rails.
9. A control method of a multi-axis linked multi-axis machine tool, characterized by comprising:
placing a workpiece to be processed on a turntable mechanism;
acquiring a preprocessed workpiece route;
the tool to be machined is adjusted according to the workpiece route, and the machining tool bit is moved to the initial position;
and controlling the first linear motor, the second linear motor and the third linear motor to move according to the path of the workpiece so that the machining tool bit feeds to machine the workpiece to be machined.
10. The control method of a multi-axis linked multi-axis machine tool according to claim 9, characterized by further comprising:
and controlling the rotary table mechanism to rotate.
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Application publication date: 20210625 |