Summary of the invention
The technical problem to be solved in the present invention is: overcome above-mentioned technological deficiency, proposes a kind of bimodulus alternating movement linear electric motors module, improves sport efficiency, significantly save manufacturing cost, whole closed-loop control system dynamic response performance improves greatly, and abnormal reaction is fast sensitive, greatly improves the positioning precision of equipment, improve its transmission stiffness, speed is fast, and acceleration and deceleration process is short, can its haul distance of indefinite extension, motion is quiet, and noise is low.
In order to solve the problems of the technologies described above, the present invention proposes following technical scheme: a kind of bimodulus alternating movement linear electric motors module comprises a module mounting seat, linear motor stator electric, two line slideways, left side mover mounting panel, left side linear motor coil mover, right side mover mounting panel, right side linear motor coil mover, several guide rail slide blocks, a grating scale, left side mover grating scale reading plotter, a right side mover grating scale reading plotter;
This module mounting seat comprises a mounting panel vertically arranged;
This linear motor stator electric is arranged on the leading flank of this mounting panel;
These two line slideways are arranged on the leading flank of this mounting panel in parallel to each other, lay respectively at above and below this linear motor stator electric;
This linear motor stator electric and these two line slideways are all arrange in the horizontal direction;
On the left of this, linear motor coil mover is fixedly mounted on the trailing flank of mover mounting panel on the left of this;
On the right side of this, linear motor coil mover is fixedly mounted on the trailing flank of mover mounting panel on the right side of this;
These several guide rail slide blocks are permanently connected the trailing flank of mover mounting panel on the left of this and the trailing flank of mover mounting panel on the right side of this;
These several guide rail slide blocks and line slideway very stably couple together;
After all correspondence is installed on these two line slideways this some guide rail slide block, on the left of this, mover mounting panel and right side mover mounting panel are just installed in the anterior position of this linear motor stator electric, on the right side of this, mover mounting panel is positioned at the right side of linear motor coil mover on the left of this, and on the left of this, mover mounting panel and right side mover mounting panel can slide along these two line slideway left and right directions;
This grating scale is arranged on the below of this linear motor stator electric;
On the left of this, mover grating scale reading plotter to be arranged on the left of this on mover mounting panel;
On the left of this mover grating scale reading plotter comprise one on the left of mover grating ruler reading head support and a left side mover grating ruler reading head;
On the left of this, mover grating ruler reading head support installing is on the left of this on mover mounting panel;
On the left of this, mover grating ruler reading head to be arranged on the left of this on mover grating ruler reading head support;
On the right side of this, mover grating scale reading plotter to be arranged on the right side of this on mover mounting panel;
On the right side of this mover grating scale reading plotter comprise one on the right side of mover grating ruler reading head support and a right side mover grating ruler reading head;
On the right side of this, mover grating ruler reading head support installing is on the right side of this on mover mounting panel;
On the right side of this, mover grating ruler reading head to be arranged on the right side of this on mover grating ruler reading head support.
Compared with prior art, the present invention has following technique effect:
One, the present invention compares with traditional single action submodule group: only on the basis of single action submodule group, add the cost of a coil mover and a grating ruler reading head, sport efficiency adds one times, while raising the efficiency, significantly saved manufacturing cost.
Two, the comparison of the present invention and traditional electric rotating machine+ball-screw kinematic system:
1, the machine driving link eliminating from motor to main operational module, be zero the contraction in length of driving-chain, thus this kind of drive of the present invention is otherwise known as " Zero-drive Chain ".Just because of this " Zero-drive Chain " mode, bring former electric rotating machine type of drive and to be beyond one's reach performance index and advantage.
2, high-speed response, owing to directly eliminating the larger mechanical transmissioning piece of some responsive time constants (as leading screw etc.) in the present invention, whole closed-loop control system dynamic response performance is improved greatly, and abnormal reaction is fast sensitive.
3, precision aspect, present invention eliminates the drive gap because the mechanical mechanisms such as leading screw produce and error, the tracking error brought because drive system is delayed when decreasing moving interpolation.Detect feedback mechanism by linear position, greatly can improve the positioning precision of equipment.
4, dynamic stiffness is high, the present invention due to " Direct driver ", avoid startup, speed change and commutation time the motion delay phenomenon that causes because of the strain of intermediate transmission link, fretting wear and backlass, also improve its transmission stiffness simultaneously.
5, speed is fast, acceleration and deceleration process is short, because linear motor is mainly used in magnetic suspension train (time scooter 500Km/h) the earliest, so be used in during equipment driven system drives, can realize superhigh-speed cutting maximum enter speed (requirement reaches 60 ~ 100M/min or higher).Also due to the high-speed response of above-mentioned " Zero-drive Chain ", its acceleration and deceleration process is shortened greatly.To realize reaching at a high speed when starting instantaneously, can standard stop instantaneously again during high-speed cruising.Higher acceleration can be obtained, generally can reach 2 ~ 10g(g=9.8m/s2), and the peak acceleration of ball-screw-transmission generally only has 0.1 ~ 0.5g.
6, the present invention passes through series connection linear motor on guide rail, just can its haul distance of indefinite extension.
7, motion is quiet, noise is low, and owing to eliminating the mechanical friction of the parts such as turn-screw, and guide rail can adopt again rolling guide or magnetic pad suspension guide (mechanical contact), and during its motion, noise will reduce greatly.
8, efficiency is high, and due to without intermediate transmission link, eliminate energy loss during mechanical friction, transmission efficiency improves greatly.
Embodiment
Refer to Fig. 1 to Fig. 5, a kind of bimodulus alternating movement linear electric motors module, it comprises a module mounting seat 1, two module firm bankings 2, a linear motor stator electric 3, two line slideways, 4, left side mover mounting panel 5, a left side linear motor coil mover 6, a right side mover mounting panel 7, a right side linear motor coil mover 8, four slide block contiguous blocks (non-label), eight guide rail slide blocks 10, a grating scale 11, a left side mover grating scale reading plotter 12, a right side mover grating scale reading plotter (not shown), a left side module and working head connecting plate 14, a right side module and working head connecting plate 15, shrouding 16 on the left of a module, shrouding 17 on the right side of a module, a bottom dust cover 18, a top dust cover 19, an anterior dust cover 20, two left side mover stroke initial point/limit induction devices 21, two right side mover stroke initial point/limit induction devices 22, a left side mover stroke initial point/limit induction device sheet 23, a right side mover stroke initial point/limit induction device sheet 24.
This module mounting seat 1 comprises a mounting panel 103 vertically arranged.
These two module firm bankings 2 are arranged on the two ends, left and right of the bottom of this module mounting seat 1 respectively, and therefore, this module mounting seat 1 is flatly lifted by these two module firm bankings 2.
This linear motor stator electric 3 is arranged on the leading flank of this mounting panel 103.
These two line slideways 4 are arranged on the leading flank of this mounting panel 103 in parallel to each other, lay respectively at above and below this linear motor stator electric 3.
This linear motor stator electric 3 and these two line slideways 4 are all arrange in the horizontal direction.
The end face of this line slideway 4 is arranged with a upper groove 42 downwards, and the bottom surface of this line slideway 4 is upwards arranged with a low groove 44.
On the left of this, linear motor coil mover 6 is fixedly mounted on the trailing flank of mover mounting panel 5 on the left of this.
On the right side of this, linear motor coil mover 8 is fixedly mounted on the trailing flank of mover mounting panel 7 on the right side of this.
These four slide block contiguous blocks (non-label) comprise two left slider contiguous blocks 92 and two right side slide block contiguous blocks 94.
These two left slider contiguous blocks 92 are fixedly mounted on the trailing flank of mover mounting panel 5 on the left of this, to lay respectively on the left of this above and below linear motor coil mover 6.
These two right side slide block contiguous blocks 94 are fixedly mounted on the trailing flank of mover mounting panel 7 on the right side of this, to lay respectively on the right side of this above and below linear motor coil mover 8.
These eight guide rail slide blocks 10 are fixedly mounted on these two left slider contiguous blocks 92 and two right side slide block contiguous blocks 94.
This each left slider contiguous block 92 and each right side slide block contiguous block 94 are provided with two guide rail slide blocks 10 separately.Four guide rail slide blocks 10 being positioned at top, corresponding to the line slideway 4 being positioned at top, are positioned at four guide rail slide blocks 10 of below corresponding to the line slideway 4 being positioned at below.
The upper end of this guide rail slide block 10 extends to form a upper fixture block 1003 downwards, and the lower end of this guide rail slide block 10 upwards extends to form a lower fixture block 1005.
During installation, on this, fixture block 1003 correspondence snaps in this upper groove 42, and this lower fixture block 1005 correspondence snaps in this low groove 44, and guide rail slide block 10 and line slideway 4 can be allowed so very stably to couple together.
These eight guide rail slide blocks 10 are permanently connected the trailing flank of mover mounting panel 5 on the left of this and the trailing flank of mover mounting panel 7 on the right side of this.
After all correspondence is installed on these two line slideways 4 these eight guide rail slide blocks 10, on the left of this, mover mounting panel 5 and right side mover mounting panel 7 are just installed in the anterior position of this linear motor stator electric 3, and on the right side of this, mover mounting panel 7 is positioned at the right side of linear motor coil mover 6 on the left of this.And mover mounting panel 5 and right side mover mounting panel 7 can slide along these two line slideway 4 left and right directions on the left of this.
This grating scale 11 is arranged on the below of this linear motor stator electric 3.
On the left of this, mover grating scale reading plotter 12 to be arranged on the left of this on mover mounting panel 5.
On the left of this mover grating scale reading plotter 12 comprise one on the left of mover grating ruler reading head support 1201 and a left side mover grating ruler reading head 1203.
On the left of this, mover grating ruler reading head support 1201 to be arranged on the left of this on mover mounting panel 5.
On the left of this, mover grating ruler reading head 1203 to be arranged on the left of this on mover grating ruler reading head support 1201.
On the right side of this, mover grating scale reading plotter (not shown) to be arranged on the right side of this on mover mounting panel 7.
On the right side of this mover grating scale reading plotter (not shown) comprise one on the right side of mover grating ruler reading head support (not shown) and a right side mover grating ruler reading head (not shown).
On the right side of this, mover grating ruler reading head support (not shown) to be arranged on the right side of this on mover mounting panel 7.
On the right side of this, mover grating ruler reading head (not shown) to be arranged on the right side of this in mover grating ruler reading head support (not shown).
On the left of this, module and working head connecting plate 14 to be fixedly mounted on the left of this on mover mounting panel 5.
On the right side of this, module and working head connecting plate 15 to be fixedly mounted on the right side of this on mover mounting panel 7.
On the left of this module, shrouding 16 is fixedly mounted on the left side ora terminalis of this module mounting seat 1.
On the right side of this module, shrouding 17 is fixedly mounted on the right side ora terminalis of this module mounting seat 1.
This bottom dust cover 18 is fixed on the bottom of shrouding 17 on the right side of shrouding on the left of this module 16 and this module.
This top dust cover 19 is fixed on the top of shrouding 17 on the right side of shrouding on the left of this module 16 and this module.
This anterior dust cover 20 is fixed on the front portion of shrouding 17 on the right side of shrouding on the left of this module 16 and this module.
Therefore, on the left of module mounting seat 1, module on the right side of shrouding 16, module shrouding 17, bottom dust cover 18, top dust cover 19, anterior dust cover 20 respectively from six direction, linear motor stator electric 3, two line slideways 4, left side linear motor coil mover 6, right side linear motor coil mover 8, four slide block contiguous blocks (non-label), eight guide rail slide blocks 10, grating scale 11, left side mover grating scale reading plotter 12, right side these parts of mover grating scale reading plotter (not shown) are all surrounded, and prevent dust from entering.
These two left side mover stroke initial point/limit induction devices 21 are arranged on the end face of this top dust cover 19.
These two right side mover stroke initial point/limit induction devices 22 are arranged on the end face of this top dust cover 19.
Mover stroke initial point on the left of this/limit induction device sheet 23 is arranged on the top of mover mounting panel 5 on the left of this.
Mover stroke initial point on the right side of this/limit induction device sheet 24 is arranged on the top of mover mounting panel 7 on the right side of this.
During work, left side linear motor coil mover 6 and right side linear motor coil mover 8 and linear motor stator electric 3 under magnetoelectricity effect by closed magnetic field is expanded into open magnetic field, electric energy is converted into the mechanical energy of rectilinear motion, thus realizes rectilinear motion.On the left of this, linear motor coil mover 6 and right side linear motor coil mover 8 are synchronized with the movement along left and right directions, can be described as " bimodulus alternating movement ".
The present invention has following beneficial effect:
Left side linear motor coil mover 6, right side linear motor coil mover 8 these two groups independently coil mover are the present invention includes, and each assembling grating ruler reading head i.e. left side mover grating ruler reading head 1203 and right side mover grating ruler reading head (not shown), by two independently grating ruler reading head feed back the displacement of these two groups of coil movers, realize two mover and replace linear reciprocating motion.
The present invention compares with traditional single action submodule group: only on the basis of single action submodule group, and add the cost of a coil mover and a grating ruler reading head, sport efficiency adds one times, while raising the efficiency, significantly saved manufacturing cost.
The comparison of the present invention and traditional electric rotating machine+ball-screw kinematic system:
1, the machine driving link eliminating from motor to main operational module, be zero the contraction in length of driving-chain, thus this kind of drive of the present invention is otherwise known as " Zero-drive Chain ".Just because of this " Zero-drive Chain " mode, bring former electric rotating machine type of drive and to be beyond one's reach performance index and advantage.
2, high-speed response, owing to directly eliminating the larger mechanical transmissioning piece of some responsive time constants (as leading screw etc.) in the present invention, whole closed-loop control system dynamic response performance is improved greatly, and abnormal reaction is fast sensitive.
3, precision aspect, present invention eliminates the drive gap because the mechanical mechanisms such as leading screw produce and error, the tracking error brought because drive system is delayed when decreasing moving interpolation.Detect feedback mechanism by linear position, greatly can improve the positioning precision of equipment.
4, dynamic stiffness is high, the present invention due to " Direct driver ", avoid startup, speed change and commutation time the motion delay phenomenon that causes because of the strain of intermediate transmission link, fretting wear and backlass, also improve its transmission stiffness simultaneously.
5, speed is fast, acceleration and deceleration process is short, because linear motor is mainly used in magnetic suspension train (time scooter 500Km/h) the earliest, so be used in during equipment driven system drives, can realize superhigh-speed cutting maximum enter speed (requirement reaches 60 ~ 100M/min or higher).Also due to the high-speed response of above-mentioned " Zero-drive Chain ", its acceleration and deceleration process is shortened greatly.To realize reaching at a high speed when starting instantaneously, can standard stop instantaneously again during high-speed cruising.Higher acceleration can be obtained, generally can reach 2 ~ 10g(g=9.8m/s2), and the peak acceleration of ball-screw-transmission generally only has 0.1 ~ 0.5g.
6, the present invention passes through series connection linear motor on guide rail, just can its haul distance of indefinite extension.
7, motion is quiet, noise is low, and owing to eliminating the mechanical friction of the parts such as turn-screw, and guide rail can adopt again rolling guide or magnetic pad suspension guide (mechanical contact), and during its motion, noise will reduce greatly.
8, efficiency is high, and due to without intermediate transmission link, eliminate energy loss during mechanical friction, transmission efficiency improves greatly.
The present invention needs to remark additionally especially following points:
1, this module mounting seat 1, preferentially uses marble material.As required, aluminium section bar, cast iron etc. can be used, by matching requirements design according to shape and length simultaneously.Do not affect feasibility of the present invention.
2, in the present invention, motor range data instance lifts data, can extend according to the actual demand of equipment or shorten, not affect feasibility of the present invention.
3, in the present invention, linear electric motors type is platypelloid type linear electric motors, can select collar plate shape or circular arc type linear motor, by matching requirements design and installation according to equipment actual demand.Do not affect feasibility of the present invention.