CN107214519A - Six-freedom parallel micro/nano-scale turnning and milling is combined microminiature desktop precision finishing machine - Google Patents
Six-freedom parallel micro/nano-scale turnning and milling is combined microminiature desktop precision finishing machine Download PDFInfo
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- CN107214519A CN107214519A CN201710310134.7A CN201710310134A CN107214519A CN 107214519 A CN107214519 A CN 107214519A CN 201710310134 A CN201710310134 A CN 201710310134A CN 107214519 A CN107214519 A CN 107214519A
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- 238000003801 milling Methods 0.000 title claims abstract description 57
- 239000002131 composite material Substances 0.000 claims abstract description 33
- 238000003754 machining Methods 0.000 claims abstract description 28
- 238000007514 turning Methods 0.000 claims description 34
- 230000003068 static effect Effects 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 12
- 238000013016 damping Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005520 cutting process Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
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Abstract
Microminiature desktop precision finishing machine is combined the invention discloses a kind of six-freedom parallel micro/nano-scale turnning and milling, including shell, support frame is provided with shell, workbench is provided with support frame, the milling fixture and/or turnning and milling composite fixture for clamping workpiece to be processed are provided with workbench, cutter is provided with above workbench, the driving shunting means for the feed motion that six-freedom degree is realized with cutter is additionally provided with support frame, driving shunting means is arranged on the top of workbench, shunting means is driven to include moving platform, silent flatform and dynamic for connecting, the branch chain bar of silent flatform.Machining tool compact conformation in the present invention, small volume consumes energy low, and performance is stable, processes micro parts using the machining tool in the present invention, can greatly improve production efficiency and machined surface quality.
Description
Technical Field
The invention belongs to the technical field of micro-nano scale cutting machining, and particularly relates to a six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining machine tool.
Background
With the development of science and technology, the demand on tiny parts is more and more, and the requirements on the use function, the material characteristics, the structural shape, the reliability and the like are also higher and higher. At present, precision and ultra-precision machine tools with conventional sizes are usually adopted to machine precision three-dimensional tiny parts made of metal materials, but the precision and ultra-precision machine tools have high cost, low efficiency and poor flexibility. It will thus be seen that the prior art is susceptible to further improvements and enhancements.
Disclosure of Invention
The invention provides a six-freedom-degree parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining machine tool for avoiding the defects in the prior art so as to improve the machining efficiency and the quality of a machined surface.
The technical scheme adopted by the invention is as follows:
a six-freedom-degree parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining machine tool comprises a shell, wherein a support frame is arranged in the shell, a workbench is arranged on the support frame, a milling clamp and/or a turning and milling composite clamp for clamping a workpiece to be machined are/is arranged on the workbench, a cutter is arranged above the workbench, a driving parallel device for driving the cutter to realize feeding motion with six degrees of freedom is also arranged on the support frame, the driving parallel device is arranged above the workbench and comprises a movable platform, a static platform and a supporting chain rod for connecting the movable platform and the static platform, the cutter is arranged at the bottom end of the movable platform, a cutter driving motor for driving the cutter to rotate is also arranged at the bottom end of the movable platform, the movable platform is arranged below the static platform, six corresponding branch chain rods are provided, and each static platform is fixedly connected with the support frame, each branch chain rod comprises a Hooke hinge, a moving pair and a spherical hinge, the Hooke hinge is connected with the static platform, the spherical hinge is arranged on the moving platform, each moving pair is a hydraulic cylinder, the cylinder body end of the hydraulic cylinder is connected with the Hooke hinge, and the piston rod end of the hydraulic cylinder is connected with the spherical hinge.
The workbench comprises an upper workbench and a lower workbench, an upper load platform is arranged above the upper workbench, the milling clamp and the turning and milling composite clamp are arranged on the upper load platform, the milling clamp, the turning and milling composite clamp and the upper load platform are detachably connected, the lower load platform is arranged above the lower workbench, and the bottom end of the upper workbench is fixedly connected with the top end of the lower load platform.
The upper working table is also provided with an X-direction driving mechanism which drives the upper load platform to do reciprocating linear motion along the X-axis direction, and the lower working table is also provided with a Y-direction driving mechanism which drives the lower load platform to do reciprocating linear motion along the Y-axis direction.
The X-direction driving mechanism comprises an X-direction linear motor, and the X-direction linear motor is connected with the upper load platform.
The Y-direction driving mechanism comprises a Y-direction linear motor, and the Y-direction linear motor is connected with the lower load platform.
The milling fixture comprises a first fixture base, a fixture body, a first clamping block and a second clamping block, wherein the fixture body, the first clamping block and the second clamping block are arranged on the first fixture base, a feeler block and a clearance gauge are arranged on the fixture body, the first clamping block is fixedly connected with the fixture body, the milling fixture further comprises a screw and a control handle connected with one end of the screw, a screw positioning block is further arranged on the first fixture base, the other end of the screw penetrates through the screw positioning block and then is connected with the second clamping block, the second clamping block is driven by the screw to move back and forth on the first fixture base, and the first clamping block and the second clamping block are matched to form a clamping gap for a workpiece to be machined.
The turning and milling composite clamp comprises a second clamp base, a servo motor, a coupler, a three-jaw chuck, a mandrel and a baffle, wherein the servo motor, the coupler, the three-jaw chuck, the mandrel and the baffle are arranged on the second clamp base, a motor output shaft of the servo motor is connected with the three-jaw chuck through the coupler, the mandrel is arranged on the three-jaw chuck, a workpiece to be machined is sleeved on the mandrel, and the baffle is arranged on the mandrel and used for preventing the workpiece to be machined from axially moving.
The support frame includes positioning disk and location layer board, and the positioning disk setting links firmly with the top of shell in the top of location layer board, and the location layer board links to each other with the inner wall and the bottom of shell, the support frame still includes a plurality of spinal branch vaulting poles that are used for connecting positioning disk and location layer board.
The top of shell is provided with the observation window, the observation hole has been seted up to the central authorities of positioning disk, when installing the support frame in the shell, the observation hole is relative with the position of observation window.
The six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature desktop precision machining machine tool further comprises a damping device, the damping device comprises giant magnetostrictive rods which are respectively arranged at the central positions of four side faces of the periphery of the positioning support plate and at four top corners of the bottom end of the positioning support plate, the damping device further comprises an air spring which is arranged at the central position of the bottom end of the positioning support plate, the four side faces of the periphery of the positioning support plate are respectively connected with the inner wall of the shell through the giant magnetostrictive rods, and the bottom end of the positioning support plate is connected with the bottom of the shell through the giant magnetostrictive rods and the air spring.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
the processing machine tool has the advantages of compact structure, small volume, low energy consumption, stable performance, high intelligent degree, small thermal deformation error and high response speed. The processing machine tool of the invention is used for processing the tiny parts, thereby greatly improving the production efficiency and the quality of the processed surface.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the assembly of the supporting frame, the driving parallel device and the worktable of the present invention.
Fig. 3 is a schematic structural view of the movable platform of the present invention viewed from one side.
Fig. 4 is a schematic structural view of the movable platform of the present invention as seen from the other side.
FIG. 5 is a partial structural view of the branched bar of the present invention.
Fig. 6 is a partially enlarged view of a portion a in fig. 5.
FIG. 7 is a schematic structural diagram of a work table according to the present invention.
Fig. 8 is a schematic view of the assembly of the lower table and the lower load platform of the present invention.
Fig. 9 is a schematic structural view of the upper loading platform of the present invention.
Fig. 10 is a schematic structural view of the milling fixture of the present invention.
Fig. 11 is a schematic structural view of the turning and milling composite clamp of the present invention.
Wherein,
1. the device comprises a shell 101, an observation window 2, a giant magnetostrictive rod 3, a support frame 301, a positioning disc 302, a support rod 303, a positioning supporting plate 304, an observation hole 4, a workbench 401, an upper load platform 402, an upper workbench 403, an X-direction linear motor 404, a lower workbench 405, a Y-direction linear motor 406, a lower load platform 5, a driving parallel device 501, a movable platform 502, a Hooke hinge 503, a moving pair 504, a static platform 6, a cutter 7, a milling fixture 701, a first fixture base 702, a tool setting block 703, a first clamping block 704, a screw 705, a fixture body 706, a second clamping block 707, a control handle 8, a turning and milling composite fixture 801, a servo motor 802, a coupler 803, a three-jaw chuck 804, a mandrel, a baffle 806, a second fixture base 9, a cutter driving motor 10, a cutter driving motor 805, a rotary table, Workpiece to be machined
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific examples, but the present invention is not limited to these examples.
As shown in fig. 1 to 11, the six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining machine tool comprises a shell 1, and a support frame 3 is arranged in the shell 1. For convenience of description, the length direction of the housing 1 is defined as an X-axis direction, and the width direction of the housing 1 is defined as a Y-axis direction.
The support frame 3 comprises a positioning disc 301 and a positioning supporting plate 303, the positioning disc 301 is arranged above the positioning supporting plate 303, the positioning disc 301 is fixedly connected with the top end of the shell 1, the positioning supporting plate 303 is connected with the inner wall and the bottom end of the shell 1, and the support frame 3 further comprises a plurality of support rods 302 used for connecting the positioning disc 301 and the positioning supporting plate 303. The top of shell 1 is provided with observation window 101, the central authorities of positioning disk 301 have seted up observation hole 304, when installing support frame 3 in shell 1, observation hole 304 is relative with the position of observation window 101.
The six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature desktop precision machining machine tool further comprises a damping device, the damping device comprises a giant magnetostrictive rod 2 which is respectively arranged at the central position of four side faces of the circumference of the positioning support plate 303 and at four top corners of the bottom end of the positioning support plate 303, the damping device further comprises an air spring which is arranged at the central position of the bottom end of the positioning support plate 303, the four side faces of the circumference of the positioning support plate 303 are respectively connected with the inner wall of the shell 1 through the giant magnetostrictive rod 2, and the bottom end of the positioning support plate 303 is connected with the bottom of the shell 1 through the giant magnetostrictive rod 2 and the air spring.
The positioning supporting plate 303 is provided with a workbench 4. And the working table 4 is provided with a milling clamp 7 and/or a turning and milling composite clamp 8 for clamping a workpiece 10 to be processed. A cutter 6 is arranged above the workbench 4, and a driving parallel device 5 for driving the cutter 6 to realize the feeding motion with six degrees of freedom is also arranged on the support frame 3. The driving parallel device 5 is arranged above the workbench 4, the driving parallel device 5 comprises a movable platform 501, a static platform 504 and a branched chain rod for connecting the movable platform and the static platform, a cutter 6 is arranged at the bottom end of the movable platform 501, a cutter driving motor 9 for driving the cutter 6 to rotate is further arranged at the bottom end of the movable platform 501, and the movable platform 501 is arranged below the static platform 504. Six static platforms 504 are provided, and six branched chain rods are provided correspondingly. Each static platform 504 is fixedly connected with the bottom end of the positioning plate 301, each branch rod comprises a Hooke hinge 502, a moving pair 503 and a spherical hinge 505, the Hooke hinge 502 is connected with the static platform 504, the spherical hinge 505 is arranged on the moving platform 501, each moving pair 503 is a hydraulic cylinder, the cylinder body end of the hydraulic cylinder is connected with the Hooke hinge 502, and the piston rod end of the hydraulic cylinder is connected with the spherical hinge 505.
Specifically, each static platform 504 is a U-shaped flange, the hooke joint 502 is rotatably connected to the flange, and the hooke joint 502 is hinged to the cylinder end of the hydraulic cylinder. The movable platform 501 comprises a disc-shaped base body, three spherical hinge positioning plates are uniformly distributed on the periphery of the base body, and two spherical hinges 505 are respectively arranged on each spherical hinge positioning plate. The Hooke's joint 502 has two rotational degrees of freedom, the ball joint 505 has three rotational degrees of freedom, and the piston rod of the hydraulic cylinder has one degree of freedom of movement, so that six degrees of freedom are formed. The driving parallel device 5 dispatches and controls the lengths of the six branched chains through the extension and retraction of the hydraulic cylinder, so that the movable platform 501 presents different attitude angles, and the cutter 6 is driven to realize the feeding motion with six degrees of freedom.
The workbench 4 comprises an upper workbench 402 and a lower workbench 404, and an upper loading platform 401 is arranged above the upper workbench 402. The milling fixture 7 and the turning and milling composite fixture 8 are arranged on the upper load platform 401, and the milling fixture 7, the turning and milling composite fixture 8 and the upper load platform 401 are detachably connected. A lower loading platform 406 is arranged above the lower workbench 404, and the bottom end of the upper workbench 402 is fixedly connected with the top end of the lower loading platform 406. The upper working table 402 is further provided with an X-direction driving mechanism for driving the upper load platform 401 to make reciprocating linear motion along the X-axis direction, and the lower working table 404 is further provided with a Y-direction driving mechanism for driving the lower load platform 406 to make reciprocating linear motion along the Y-axis direction. The X-direction driving mechanism comprises an X-direction linear motor 403, and the X-direction linear motor 403 is connected with the upper load platform 401. The Y-direction driving mechanism comprises a Y-direction linear motor 405, and the Y-direction linear motor 405 is connected with the lower load platform 406.
It should be noted that the driving method for the upper load platform 401 to linearly move along the X direction and the lower load platform 406 to linearly move along the Y direction is not limited to the above-mentioned method using the X-direction linear motor 403 and the Y-direction linear motor 405, but may be implemented by other linear driving methods, such as the structural form of the motor + ball screw pair. Specifically, a combination structure of the Y-direction guide rail, the Y-direction ball screw pair, the Y-direction motor, the X-direction guide rail, the X-direction ball screw pair, and the X-direction motor may be adopted. Specifically, the Y-direction guide rail is disposed on the top end surface of the lower table 404, the Y-direction slider adapted to the Y-direction guide rail is disposed at the bottom end of the lower load platform 406, and the Y-direction slider is disposed on the Y-direction ball screw pair and is driven by the Y-direction motor to move linearly along the Y-direction guide rail. The X-direction guide rail is arranged on the top end face of the upper workbench 402, the bottom end of the upper load platform 401 is provided with an X-direction sliding block matched with the X-direction guide rail, and the X-direction sliding block is arranged on the X-direction ball screw pair and driven by the X-direction motor to do reciprocating linear motion along the X-direction guide rail.
Of course, the driving manner of the upper load platform 401 moving linearly in the X direction and the lower load platform 406 moving linearly in the Y direction may also be implemented by other linear driving manners, such as a structural form of a hydraulic cylinder + a moving platform, specifically, a combined structural form of a Y-direction hydraulic cylinder and an X-direction hydraulic cylinder may be adopted, the X-direction hydraulic cylinder drives the upper load platform to move linearly in the X direction, and the Y-direction hydraulic cylinder drives the lower load platform to move linearly in the Y direction.
In addition, the driving manner that the upper load platform 401 linearly moves along the X direction and the lower load platform 406 respectively linearly moves along the Y direction can also be realized by adopting various linear driving manners, for example, the upper load platform 401 linearly moves along the X axis and is driven by the X-direction linear motor 403, and meanwhile, the Y-direction movement of the lower load platform 406 adopts the structural form of a motor + a ball screw pair; for example, the upper load platform 401 is driven by a motor and a ball screw pair to perform linear motion along the X axis, and the lower load platform 406 is driven by a hydraulic cylinder to perform Y-direction motion.
Therefore, the driving method for the upper load platform 401 to move linearly in the X direction and the lower load platform 406 to move linearly in the Y direction is not limited to the above exemplary embodiment, as long as the driving method can drive the upper load platform 401 to move linearly in the X direction and the lower load platform 406 to move linearly in the Y direction.
The milling fixture 7 comprises a first fixture base 701, and a fixture body 705, a first clamping block 703 and a second clamping block 706 which are arranged on the first fixture base 701. The first clamping block 703 and the second clamping block 706 are both substantially V-shaped in cross section. The milling fixture 7 further comprises a screw 704 and an operating handle 707 connected with one end of the screw 704, the first fixture base 701 is further provided with a screw positioning block, the other end of the screw 704 penetrates through the screw positioning block and then is connected with the second clamping block 706, the second clamping block 706 is driven by the screw 704 to move back and forth on the first fixture base 701, and the first clamping block 703 and the second clamping block 706 are matched to form a clamping gap of a workpiece to be processed.
The turning and milling composite clamp 8 comprises a second clamp base 806, a servo motor 801, a coupler 802, a three-jaw chuck 803, a mandrel 804 and a baffle 805, wherein the servo motor 801, the coupler 802, the three-jaw chuck 803, the mandrel 804 and the baffle 805 are arranged on the second clamp base 806, a motor output shaft of the servo motor 801 is connected with the three-jaw chuck 803 through the coupler 802, a workpiece 10 to be machined is sleeved on the mandrel 804, and the baffle 805 is arranged on the mandrel 804 and used for preventing the workpiece 10 to be machined from axially moving.
When the turning and milling precision machining of the tiny parts is needed, the workpiece 10 to be machined is clamped on the turning and milling composite clamp 8, the mandrel 804 is grasped through the three-jaw chuck 803, the workpiece 10 to be machined is fixed through the mandrel 804, meanwhile, the baffle 805 is used for preventing the workpiece 10 to be machined from axially sliding, and after the clamping is finished, the machining of a blank of the workpiece 10 to be machined is started. In the machining process, the parallel device 5 is driven to control the length of the branch chain rod through the hydraulic cylinder, and the movable platform 501 is driven to move through the branch chain rod so as to change the position and the posture of the cutter 6 in the space, so that the feeding motion of the cutter 6 relative to the workpiece 10 to be machined is realized, and the relative positions of the workpiece 10 to be machined and the cutter 6 are adjusted, so that the workpiece 10 to be machined is cut and machined at different angles. Meanwhile, under the drive of the X-direction linear motor 403, the upper load platform 401 realizes linear sliding on the upper work table 402, and the upper work table 402 is connected with the lower load platform 406 through a bolt, so that the upper work table 402 can realize linear motion on the lower work table 404 under the drive of the Y-direction linear motor 405 through the lower load platform 406, thereby further adjusting the relative position of the tool 6 and the workpiece 10 to be processed.
In the whole processing process, transverse vibration and longitudinal vibration in the processing process are relieved through the giant magnetostrictive rod 2 and the air spring. In the turning and milling combined machining process, the cutting speed is synthesized by the rotation speed of the workpiece 10 to be machined and the rotation speed of the cutter 6, so that the workpiece 10 to be machined can be cut at a high speed without rotating at a high speed, the cutting process of the workpiece 10 to be machined is very stable, and the shape error of the workpiece 10 to be machined is favorably reduced.
When the micro part needs to be subjected to ordinary cutting machining, the workpiece 10 to be machined can be clamped on the milling clamp 7, the second V-shaped block 706 and the first V-shaped block 703 clamp the workpiece 10 to be machined by tightening the screw 704, and the relative position of the cutter 6 and the milling clamp 7 is determined by the feeler block 702 and the feeler gauge. In the machining process, the parallel device 5 is driven to control the length of the branch chain rod through the hydraulic cylinder, and the movable platform 501 is driven to move through the branch chain rod so as to change the position and the posture of the cutter 6 in the space, so that the feeding motion of the cutter 6 relative to the workpiece 10 to be machined is realized. And adjusting the relative positions of the workpiece 10 to be machined and the cutter 6 to realize the cutting machining of different angles of the workpiece 10 to be machined. Meanwhile, under the drive of the X-direction linear motor 403, the upper load platform 401 slides left and right on the upper work table 402, so as to drive the workpiece 10 to be processed to move left and right, and the upper work table 402 is connected with the lower load platform 406 through a bolt, so that the upper work table 402 can slide back and forth on the lower work table 404 under the drive of the Y-direction linear motor 405 through the lower load platform 406, so as to drive the workpiece 10 to be processed to move back and forth, thereby further adjusting the relative position of the cutter 6 and the workpiece 10 to be processed, so as to implement the cutting processing of different angles on the workpiece 10 to be processed. Similarly, the transverse vibration and the longitudinal vibration in the processing process are reduced through the giant magnetostrictive rod 2 and the air spring in the whole processing process.
Parts which are not described in the invention can be realized by adopting or referring to the prior art.
Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (10)
1. A six-freedom-degree parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining machine tool is characterized by comprising a shell, wherein a support frame is arranged in the shell, a workbench is arranged on the support frame, a milling clamp and/or a turning and milling composite clamp for clamping a workpiece to be machined are/is arranged on the workbench, a cutter is arranged above the workbench, a driving parallel device for driving the cutter to realize feeding motion with six degrees of freedom is further arranged on the support frame, the driving parallel device is arranged above the workbench and comprises a movable platform, a static platform and a supporting chain rod for connecting the movable platform and the static platform, the cutter is arranged at the bottom end of the movable platform, a cutter driving motor for driving the cutter to rotate is further arranged at the bottom end of the movable platform, the movable platform is arranged below the static platform, six corresponding static platforms are provided, the six supporting chain rods are provided, and each static platform is fixedly connected with the support frame, each branch chain rod comprises a Hooke hinge, a moving pair and a spherical hinge, the Hooke hinge is connected with the static platform, the spherical hinge is arranged on the moving platform, each moving pair is a hydraulic cylinder, the cylinder body end of the hydraulic cylinder is connected with the Hooke hinge, and the piston rod end of the hydraulic cylinder is connected with the spherical hinge.
2. The six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature table top precision machining machine tool according to claim 1, wherein the workbench comprises an upper workbench and a lower workbench, an upper load platform is arranged above the upper workbench, the milling fixture and the turning and milling composite fixture are arranged on the upper load platform, the milling fixture, the turning and milling composite fixture and the upper load platform are detachably connected, a lower load platform is arranged above the lower workbench, and the bottom end of the upper workbench is fixedly connected with the top end of the lower load platform.
3. The six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining tool according to claim 2, wherein the upper workbench is further provided with an X-direction driving mechanism for driving the upper load platform to make reciprocating linear motion along an X-axis direction, and the lower workbench is further provided with a Y-direction driving mechanism for driving the lower load platform to make reciprocating linear motion along a Y-axis direction.
4. The six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining tool according to claim 3, wherein the X-direction driving mechanism comprises an X-direction linear motor, and the X-direction linear motor is connected with the upper load platform.
5. The six-degree-of-freedom parallel micro-nano-scale turning and milling composite micro-miniature tabletop precision machining tool according to claim 3, wherein the Y-direction driving mechanism comprises a Y-direction linear motor, and the Y-direction linear motor is connected with the lower load platform.
6. The six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining tool according to claim 1, wherein the milling fixture comprises a first fixture base, a fixture body, a first clamping block and a second clamping block, the fixture body, the first clamping block and the second clamping block are arranged on the first fixture base, the fixture body is provided with a feeler block and a clearance gauge, the first clamping block is fixedly connected with the fixture body, the milling fixture further comprises a screw and an operating handle connected with one end of the screw, a screw positioning block is further arranged on the first fixture base, the other end of the screw penetrates through the screw positioning block and then is connected with the second clamping block, the second clamping block is driven by the screw to move back and forth on the first fixture base, and the first clamping block and the second clamping block are matched to form a clamping gap for a workpiece to be machined.
7. The six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining tool according to claim 1, wherein the turning and milling composite fixture comprises a second fixture base, and a servo motor, a coupler, a three-jaw chuck, a mandrel and a baffle which are arranged on the second fixture base, wherein a motor output shaft of the servo motor is connected with the three-jaw chuck through the coupler, the mandrel is arranged on the three-jaw chuck, a workpiece to be machined is sleeved on the mandrel, and the baffle is arranged on the mandrel and used for preventing the workpiece to be machined from axially shifting.
8. The six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining tool according to claim 1, wherein the support frame comprises a positioning disc and a positioning supporting plate, the positioning disc is arranged above the positioning supporting plate, the positioning disc is fixedly connected with the top end of the shell, the positioning supporting plate is connected with the inner wall and the bottom end of the shell, and the support frame further comprises a plurality of support rods for connecting the positioning disc and the positioning supporting plate.
9. The six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining tool according to claim 8, wherein an observation window is arranged at the top end of the housing, an observation hole is formed in the center of the positioning disc, and when the support frame is installed in the housing, the observation hole is opposite to the observation window in position.
10. The six-degree-of-freedom parallel micro-nano scale turning and milling composite micro-miniature tabletop precision machining tool according to claim 8, further comprising a damping device, wherein the damping device comprises giant magnetostrictive rods respectively arranged at the central positions of four side surfaces of the periphery of the positioning support plate and at four top corners of the bottom end of the positioning support plate, the damping device further comprises an air spring arranged at the central position of the bottom end of the positioning support plate, the four side surfaces of the periphery of the positioning support plate are respectively connected with the inner wall of the shell through the giant magnetostrictive rods, and the bottom end of the positioning support plate is connected with the bottom of the shell through the giant magnetostrictive rods and the air springs.
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| CN201710310134.7A CN107214519A (en) | 2017-05-05 | 2017-05-05 | Six-freedom parallel micro/nano-scale turnning and milling is combined microminiature desktop precision finishing machine |
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| CN201710310134.7A CN107214519A (en) | 2017-05-05 | 2017-05-05 | Six-freedom parallel micro/nano-scale turnning and milling is combined microminiature desktop precision finishing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111300251A (en) * | 2020-04-07 | 2020-06-19 | 山东科技大学 | Free-form surface grinding and polishing device for micro-miniature special-shaped precision parts |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040149065A1 (en) * | 2003-02-05 | 2004-08-05 | Moran Michael Julius | Tendon link mechanism with six degrees of freedom |
| CN1788929A (en) * | 2005-12-20 | 2006-06-21 | 哈尔滨工业大学 | Five axis linkage parallel-tandem digital control machine tool |
-
2017
- 2017-05-05 CN CN201710310134.7A patent/CN107214519A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040149065A1 (en) * | 2003-02-05 | 2004-08-05 | Moran Michael Julius | Tendon link mechanism with six degrees of freedom |
| CN1788929A (en) * | 2005-12-20 | 2006-06-21 | 哈尔滨工业大学 | Five axis linkage parallel-tandem digital control machine tool |
Non-Patent Citations (1)
| Title |
|---|
| 谢天宇: "《最新永磁材料制备新技术新工艺及典型应用实例指导手册》", 30 November 2007, 科技出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111300251A (en) * | 2020-04-07 | 2020-06-19 | 山东科技大学 | Free-form surface grinding and polishing device for micro-miniature special-shaped precision parts |
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