CN113070697A - Five-axis double-swing head and machine tool - Google Patents
Five-axis double-swing head and machine tool Download PDFInfo
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- CN113070697A CN113070697A CN202110418965.2A CN202110418965A CN113070697A CN 113070697 A CN113070697 A CN 113070697A CN 202110418965 A CN202110418965 A CN 202110418965A CN 113070697 A CN113070697 A CN 113070697A
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- 230000001360 synchronised effect Effects 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
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- 229910000838 Al alloy Inorganic materials 0.000 description 1
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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
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
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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
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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Abstract
The invention discloses a five-axis double-swing head and a machine tool, comprising: an electric spindle; the A-axis mechanism comprises an A-axis machine body, an A-axis servo motor, an A-axis speed reducer and an A-axis transmission mechanism, wherein the A-axis servo motor and the A-axis speed reducer are arranged on the A-axis machine body, the A-axis servo motor is connected with the input end of the A-axis speed reducer through the A-axis transmission mechanism, and the electric spindle is arranged at the output end of the A-axis speed reducer; the C-axis mechanism comprises a C-axis machine body, a C-axis servo motor, a C-axis speed reducer and a C-axis transmission mechanism, wherein the C-axis servo motor and the C-axis speed reducer are arranged on the C-axis machine body, the C-axis servo motor is connected with the input end of the C-axis speed reducer through the C-axis transmission mechanism, and the A-axis machine body is arranged at the output end of the C-axis speed reducer. The speed reduction ratio of the A-axis transmission mechanism and the C-axis transmission mechanism can be configured or different output powers of the servo motors can be matched according to requirements, so that the head swing A/C shaft can output larger torque, and the diversified processing requirements of parts can be met.
Description
Technical Field
The invention is used in the field of machine tools, and particularly relates to an accessory of a machine tool, in particular to a five-axis double-swing head and a machine tool.
Background
The five-axis double-swing head is a key core component of a five-axis linkage numerical control machining center machine tool and is one of market competition focuses of five-axis numerical control machining center machine tool manufacturing enterprises, integrates the technologies of multi-axis system communication, servo driving, high-precision machining and the like, and can be applied to efficient and high-precision machining of complex multi-dimensional curved surface parts. At present, machine tool manufacturers have increasingly large requirements on five-axis double swinging heads, but the existing product precision, rated output torque, rigidity and other properties are difficult to meet the diversified processing requirements of parts, mainly the internal structural design of the swinging heads is not reasonable, so that the product processing technology is caused, the assembly and debugging difficulty is large, and the overall performance and the processing efficiency of the product are difficult to guarantee finally.
Disclosure of Invention
The invention aims to solve at least one of the technical problems in the prior art and provides a five-axis double-swing head and a machine tool.
The technical scheme adopted by the invention for solving the technical problems is as follows:
in a first aspect, a five-axis double pendulum comprises:
an electric spindle;
the A-axis mechanism comprises an A-axis machine body, an A-axis servo motor, an A-axis speed reducer and an A-axis transmission mechanism, wherein the A-axis servo motor and the A-axis speed reducer are arranged on the A-axis machine body, the A-axis servo motor is connected with the input end of the A-axis speed reducer through the A-axis transmission mechanism, and the electric spindle is arranged at the output end of the A-axis speed reducer;
c axle mechanism, including C axle organism, C axle servo motor, C axle reduction gear and C axle drive mechanism, C axle servo motor, C axle reduction gear set up in C axle organism, C axle servo motor passes through C axle drive mechanism with the input of C axle reduction gear is connected, A axle organism set up in the output of C axle reduction gear.
With reference to the first aspect, in certain implementations of the first aspect, the a-axis retarder includes a harmonic retarder.
With reference to the first aspect and the foregoing implementation manners, in certain implementation manners of the first aspect, the a-axis transmission mechanism includes a driving pulley and a driven pulley, the driving pulley is disposed at an output end of the a-axis servo motor, the driven pulley is disposed at an input end of the harmonic reducer, and the driving pulley and the driven pulley are connected through a first synchronous belt and perform speed reduction transmission.
With reference to the first aspect and the implementations described above, in certain implementations of the first aspect, the C-axis retarder includes an RV retarder.
With reference to the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the C-axis transmission mechanism includes a central gear, the central gear is disposed at an input end of the RV reducer, an output end of the C-axis servo motor is provided with an input gear, and the input gear is engaged with the central gear and performs reduction transmission.
With reference to the first aspect and the foregoing implementation manners, in certain implementation manners of the first aspect, the central gear includes a dual gear, the dual gear includes a first gear and a second gear, the input gear and the first gear are in meshing transmission to form a primary speed reduction structure, and the second gear and the planet gear of the RV reducer are in meshing transmission to form a secondary speed reduction structure.
With reference to the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the device further includes a C-axis limiting mechanism, where the C-axis limiting mechanism includes a limiting switch and a limiting switch trigger, the limiting switch trigger is connected with the output end of the C-axis speed reducer through a limiting transmission mechanism, and the limiting switch trigger cooperate to restrict a rotation angle range of the output end of the C-axis speed reducer.
With reference to the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the limiting transmission mechanism includes a first limiting pulley and a second limiting pulley, the first limiting pulley is connected to the output end of the C-axis speed reducer, and the first limiting pulley and the second limiting pulley are connected through a second synchronous belt and perform speed reduction transmission.
With reference to the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the electric spindle is fixed on a spindle mounting plate through a fastener and a pressing bar, the spindle mounting plate is fixedly connected with a spindle connecting plate, the spindle connecting plate is connected to an output end of the a-axis reducer, and the C-axis machine body is provided with a flange for connecting with a machine tool.
In a second aspect, a machine tool includes the five-axis double-pendulum head described in any implementation manner of the first aspect.
One of the above technical solutions has at least one of the following advantages or beneficial effects: the A-axis mechanism and the C-axis mechanism both adopt a transmission structure of the servo motor, the transmission mechanism and the speed reducer, and the reduction ratios of the A-axis transmission mechanism and the C-axis transmission mechanism can be configured or the servo motors with different output powers can be matched according to requirements, so that the head swing A/C axis outputs larger torque, the torques of the A-axis mechanism and the C-axis mechanism are not limited by the existing reduction ratio of the speed reducer any more, and the diversity processing requirements of parts are met.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
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The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is an exploded view of one embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the present invention, if directions (up, down, left, right, front, and rear) are described, it is only for convenience of describing the technical solution of the present invention, and it is not intended or implied that the technical features referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, it is not to be construed as limiting the present invention.
In the invention, the meaning of "a plurality" is one or more, the meaning of "a plurality" is more than two, and the terms of "more than", "less than", "more than" and the like are understood to exclude the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise specifically limited, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.
Referring to fig. 1, an embodiment of the present invention provides a five-axis double pendulum head, which includes an electric spindle 1, an a-axis mechanism, and a C-axis mechanism. The A-axis mechanism is used for driving the electric spindle 1 to rotate around the A axis, and the C-axis mechanism is used for driving the A-axis mechanism and the electric spindle 1 to rotate around the C axis.
Referring to fig. 1, the a-axis mechanism includes an a-axis machine body 4, an a-axis servo motor 9, an a-axis reducer 5 and an a-axis transmission mechanism, the a-axis servo motor 9 and the a-axis reducer 5 are arranged on the a-axis machine body 4, the a-axis servo motor 9 is connected with the input end of the a-axis reducer 5 through the a-axis transmission mechanism, and the electric spindle 1 is arranged at the output end of the a-axis reducer 5. The A-axis servo motor 9 drives the A-axis speed reducer 5 to operate through the A-axis transmission mechanism, and the output end of the A-axis speed reducer 5 can obtain corresponding output torque and rotating speed through reasonable configuration of transmission ratio, so that the electric spindle 1 is driven to swing back and forth within a certain angle range.
Referring to fig. 1, the C-axis mechanism includes a C-axis machine body 12, a C-axis servo motor 15, a C-axis reducer 11 and a C-axis transmission mechanism, the C-axis servo motor 15 and the C-axis reducer 11 are disposed on the C-axis machine body 12, the C-axis servo motor 15 is connected with an input end of the C-axis reducer 11 through the C-axis transmission mechanism, and the a-axis machine body 4 is disposed at an output end of the C-axis reducer 11. The C-axis servo motor 15 drives the C-axis speed reducer 11 to operate through the C-axis transmission mechanism, the A-axis mechanism is connected with the output end of the C-axis speed reducer 11 through the machine body connecting shaft 10, the output end of the C-axis speed reducer 11 can obtain larger output torque and lower rotating speed under a large reduction ratio, and finally the whole swing head A-axis mechanism is driven to swing back and forth within a certain angle range.
The five-axis linkage double-swinging head of the reducer can be fixedly installed on a Z-axis beam of a gantry machine tool through a C-axis machine body 12, an electric spindle 1 is installed at the output end of an A-axis reducer 5 through a spindle connecting plate, the A-axis part is locked at the output end of a C-axis reducer 11 through a machine body connecting shaft 10, and the C-axis part of the A-axis part can realize rotary swing within a certain angle range through a transmission chain of a servo motor, a transmission mechanism and the reducer, so that the axis of a cutter of the electric spindle 1 at the A-axis end can be always perpendicular to a machined surface of a workpiece during machining, and normal cutting machining is realized. The workpiece can be processed at a plurality of angles and a plurality of surfaces after being clamped once, so that the clamping and machine adjusting times are effectively reduced, and the production and processing efficiency is improved.
The A-axis mechanism and the C-axis mechanism both adopt a transmission structure of the servo motor, the transmission mechanism and the speed reducer, and the reduction ratios of the A-axis transmission mechanism and the C-axis transmission mechanism can be configured or the servo motors with different output powers can be matched as required, so that the head swing A/C axis outputs larger torque, the torque of the A-axis mechanism and the torque of the C-axis mechanism are not limited by the existing reduction ratios of the speed reducer any more, and the diversity processing requirements of parts are met.
In some embodiments, referring to fig. 1, the a-axis body 4 has an inner cavity with a 7-shaped cross section, the a-axis servo motor 9 is connected to a transverse inner cavity mounted on the a-axis body 4 through a motor fixing frame 8, and the a-axis reducer 5 is connected to a vertical inner cavity of the a-axis body 4. The C-axis machine body 12 is cylindrical, the C-axis reducer 11 is installed inside the C-axis machine body 12, and the C-axis machine body 12 is provided with a flange used for being connected with a machine tool. This five-axis linkage double pendulum head of reduction gear transmission passes through C axle organism 12 flange fastening on the Z axle crossbeam of lathe, and this five-axis linkage double pendulum head of reduction gear transmission benefits from its flange to hang the mounting means, and electricity main shaft 1 multi-angle rotating need not install the revolving stage on the lathe mesa, and the space is great, can install bigger size's work piece, and can arrange the electricity main shaft 1 of different power through changing the main shaft connecting plate, multiple materials such as workable timber, aluminium alloy, glass fiber and plastics.
This reduction gear transmission five-axis linkage double pendulum head technical scheme commonality is stronger, adopts standard servo motor drive, and the conventional planer-type five-axis machining center lathe on the market all can use at present, to the lathe of newly developing, only needs the flange mounting size of adaptation pendulum head C axle organism 12 to use, and pendulum head overall structure is compact stable, can make the processingperformance and the efficiency of lathe promote by a wide margin.
In some embodiments, referring to fig. 1, the a-axis reducer 5 includes a harmonic reducer, which has a light weight and a large reduction ratio, a high position precision and a high repeated positioning precision, a small volume, a high torque output without backlash, a high transmission efficiency, and low noise, compared to other reducers, and an output end of the harmonic reducer is directly connected to the electric spindle 1, so that the swing driving around the a-axis of the electric spindle 1 can be realized with higher precision.
Further, to the structural feature of harmonic speed reducer ware, A axle drive mechanism adopts band pulley drive mechanism, refer to fig. 1, A axle drive mechanism includes driving pulley 7 and driven pulley 6, and driving pulley 7 sets up in A axle servo motor 9's output, and driven pulley 6 sets up in the input of harmonic speed reducer ware, and driving pulley 7 and driven pulley 6 are connected through first synchronous belt to carry out the speed reduction transmission. According to different torque machining requirements of parts, the output torque of the A-axis mechanism can be controlled by adjusting the speed reduction ratio of the driving pulley 7 and the driven pulley 6.
In some embodiments, referring to FIG. 1, the C-axis retarder 11 comprises an RV retarder. The RV reducer is large in transmission ratio range, large in torsional rigidity and high in transmission efficiency, and the output end of the RV reducer is connected with the A-shaft machine body 4 and the electric spindle 1, so that the integral rigidity of the swing head can be guaranteed.
Further, according to the structural characteristics of the harmonic reducer, the C-axis transmission mechanism adopts a gear transmission mechanism, referring to fig. 1, the C-axis transmission mechanism includes a central gear 13, the central gear 13 is arranged at the input end of the RV reducer, the output end of the C-axis servo motor 15 is provided with an input gear, and the input gear is engaged with the central gear 13 and performs speed reduction transmission.
The central gear 13 may be a single gear or a dual gear, for example, in some embodiments, the central gear 13 includes a dual gear, the dual gear includes a first gear and a second gear, the first gear is a large gear, the second gear is a small gear, the input gear is in meshing transmission with the first gear to form a primary speed reduction structure, and the second gear is in meshing transmission with the planet gear of the RV reducer to form a secondary speed reduction structure. The servo motor 15 of C axle drives RV reduction gear operation through a second grade speed reduction structure, and pendulum head A axle part links to each other with RV reduction gear's output through organism connecting axle 10, and RV reduction gear's output can obtain great output torque and lower rotational speed under big reduction ratio, finally drives whole pendulum head A axle part at certain angle within range swing back and forth.
In some embodiments, the five-axis double swing head further includes a C-axis limiting mechanism 14, the C-axis limiting mechanism 14 includes a limiting switch 14.3 and a limiting switch trigger 14.2, the limiting switch trigger 14.2 is connected to the output end of the C-axis reducer 11 through a limiting transmission mechanism, the limiting switch 14.3 is fixed relative to the C-axis body 12, the limiting switch trigger 14.2 rotates along with the output end of the C-axis reducer 11, when the limiting switch trigger 14.2 reaches a rotation limit position, the limiting switch trigger 14.3 is triggered by the limiting switch trigger 14.2, the C-axis servo motor 15 is further stopped, and the limiting switch 14.3 and the limiting switch trigger 14.2 cooperate to restrict a rotation angle range of the output end of the C-axis reducer 11, so that the whole swing head C-axis portion can swing within a certain safety angle (for example, positive and negative 225 °).
For a C-axis mechanism with a large rotation range (for example, plus or minus 225 °), referring to fig. 1, the limit transmission mechanism includes a first limit pulley 14.4 and a second limit pulley 14.1, the first limit pulley 14.4 is smaller than the second limit pulley 14.1, the first limit pulley 14.4 is connected with an output end of the C-axis reducer 11, and the first limit pulley 14.4 and the second limit pulley 14.1 are connected through a second synchronous belt and perform speed reduction transmission. The first limit belt wheel 14.4 is connected with a low-speed output shaft of the RV reducer, meanwhile, the second limit belt wheel 14.1 and the first limit belt wheel 14.4 are driven through a synchronous belt, the transmission ratio is 1.5, the limit switch trigger 14.2 is fixed on the second limit belt wheel 14.1, when the swing head C shaft part normally runs, the rotating angle range of the low-speed output shaft of the reducer represents the rotating angle range of the swing head C shaft part, the rotating angle range is transmitted to the limit switch trigger 14.2 and the limit switch 14.3 through a belt transmission mechanism, the whole swing head C shaft part can swing within a positive and negative 225-degree safety angle range, and the problem of space arrangement of the limit switch trigger 14.2 and the limit switch 14.3 under the condition that the C shaft part exceeds positive and negative 180 degrees is solved.
In some embodiments, referring to fig. 1, the electric spindle 1 is fixed on the spindle mounting plate 2 through a fastener and a pressing strip 2.1, the spindle mounting plate 2 is fixedly connected with a spindle connecting plate 3, the spindle connecting plate 3 is connected to the output end of the a-axis reducer 5, the structure and the size of the spindle mounting plate 2 are different according to the electric spindle 1 matched with the spindle mounting plate, and the spindle connecting plate 3 is correspondingly arranged according to the structure of the spindle mounting plate 2 to meet the matching of different spindles at the output end of the reducer.
The embodiment of the invention also provides a machine tool which comprises the five-axis double-swing head in any one of the embodiments. When the five-axis double-swing head is used, the five-axis double-swing head is assembled on a machine tool, the five-axis linkage machining can be realized by the rotating motion of the A/C shaft of the five-axis double-swing head and the feeding motion of the X, Y, Z shaft of the machine tool, a plurality of surfaces can be machined by clamping a workpiece once, the clamping frequency of the workpiece is effectively reduced, and the machining efficiency is improved.
In the description herein, references to the description of the term "example," "an embodiment," or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope of the claims of the present application.
Claims (10)
1. A five-axis double pendulum is characterized by comprising:
an electric spindle;
the A-axis mechanism comprises an A-axis machine body, an A-axis servo motor, an A-axis speed reducer and an A-axis transmission mechanism, wherein the A-axis servo motor and the A-axis speed reducer are arranged on the A-axis machine body, the A-axis servo motor is connected with the input end of the A-axis speed reducer through the A-axis transmission mechanism, and the electric spindle is arranged at the output end of the A-axis speed reducer;
c axle mechanism, including C axle organism, C axle servo motor, C axle reduction gear and C axle drive mechanism, C axle servo motor, C axle reduction gear set up in C axle organism, C axle servo motor passes through C axle drive mechanism with the input of C axle reduction gear is connected, A axle organism set up in the output of C axle reduction gear.
2. The five-axis double pendulum of claim 1, wherein the a-axis reducer comprises a harmonic reducer.
3. The five-axis double pendulum head as claimed in claim 2, wherein the a-axis transmission mechanism comprises a driving pulley and a driven pulley, the driving pulley is disposed at the output end of the a-axis servo motor, the driven pulley is disposed at the input end of the harmonic reducer, and the driving pulley and the driven pulley are connected through a first synchronous belt and perform speed reduction transmission.
4. The five-axis double pendulum of claim 1, wherein the C-axis reducer comprises an RV reducer.
5. The five-axis double pendulum head as claimed in claim 4, wherein the C-axis transmission mechanism comprises a central gear, the central gear is arranged at the input end of the RV reducer, the output end of the C-axis servo motor is provided with an input gear, and the input gear is meshed with the central gear and performs speed reduction transmission.
6. The five-axis double pendulum head according to claim 5, wherein the central gear comprises a dual gear, the dual gear comprises a first gear and a second gear, the input gear is in meshing transmission with the first gear to form a primary reduction structure, and the second gear is in meshing transmission with the planet gear of the RV reducer to form a secondary reduction structure.
7. The five-axis double pendulum head according to claim 1, further comprising a C-axis limiting mechanism, wherein the C-axis limiting mechanism comprises a limiting switch and a limiting switch trigger, the limiting switch trigger is connected with the output end of the C-axis speed reducer through a limiting transmission mechanism, and the limiting switch trigger cooperate to restrict the rotation angle range of the output end of the C-axis speed reducer.
8. The five-axis double pendulum head of claim 7, wherein the limiting transmission mechanism comprises a first limiting belt wheel and a second limiting belt wheel, the first limiting belt wheel is connected with the output end of the C-axis speed reducer, and the first limiting belt wheel and the second limiting belt wheel are connected through a second synchronous belt and perform speed reduction transmission.
9. The five-axis double pendulum head according to claim 1, wherein the electric spindle is fixed on a spindle mounting plate through a fastener and a pressing bar, the spindle mounting plate is fixedly connected with a spindle connecting plate, the spindle connecting plate is connected to the output end of the a-axis reducer, and the C-axis machine body is provided with a flange for connecting with a machine tool.
10. A machine tool comprising a five-axis double pendulum head as claimed in any one of claims 1 to 9.
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CN202110418965.2A CN113070697A (en) | 2021-04-19 | 2021-04-19 | Five-axis double-swing head and machine tool |
PCT/CN2021/092503 WO2022222201A1 (en) | 2021-04-19 | 2021-05-08 | Five-axis dual-swing head and machine tool |
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Cited By (1)
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CN114161172A (en) * | 2021-11-26 | 2022-03-11 | 广东欧亚特机械设备有限公司 | Five-axis spindle head and machining center |
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CN115741131A (en) * | 2022-11-21 | 2023-03-07 | 江苏恒力组合机床有限公司 | Machining center main shaft revolving stage |
CN115657597B (en) * | 2022-12-15 | 2023-03-28 | 山东省机械设计研究院 | AC main shaft head of numerical control machine tool and control method |
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