CN109921599A - A kind of linear motor with flexible base - Google Patents
A kind of linear motor with flexible base Download PDFInfo
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- CN109921599A CN109921599A CN201910242599.2A CN201910242599A CN109921599A CN 109921599 A CN109921599 A CN 109921599A CN 201910242599 A CN201910242599 A CN 201910242599A CN 109921599 A CN109921599 A CN 109921599A
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- connecting rod
- track pedestal
- bottom wall
- linear motor
- roller bearing
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Abstract
The invention discloses a kind of linear motors with flexible base, including track pedestal, mover seat, 2 guide rails, 4 or more pulleys and connecting shaft, the transversal cross-section of track pedestal is in U shape, guide rail is set to the outside of two support arms of track pedestal, pulley passes through connection axis connection mover seat, the longitudinal profile pulley of length direction relative to mover seat is symmetrical arranged two-by-two, and the interior Slideslip of two symmetrically arranged pulleys is connected to the outer ring of guide rail；The bottom wall of track pedestal is provided with the extremely spaced muti-piece magnetite of the pole N and S along length direction, bottom wall between adjacent magnetite is made by flexible material, so that track pedestal can carry out bending, deformation under external force, so that the working line of linear motor can be adjusted according to the deformation of track pedestal.
Description
Technical field
The present invention relates to technical field of motors, and in particular to a kind of linear motor with flexible base.
Background technique
Linear motor has obtained applying more and more widely because having many advantages, such as that structure is simple, precision is high and start and stop are fast.
But the stator seat of prior art linear motor is using rigid material, the route of operation is fixed, adaptability
Difference.
Summary of the invention
The technical problem to be solved by the present invention is providing a kind of linear motor with flexible base, the side of track pedestal
To adjustable, the working line of linear motor can be adjusted according to the deformation of track pedestal.
A kind of linear motor with flexible base, including track pedestal, mover seat, 2 guide rails, 4 or more pulleys
And connecting shaft, the transversal cross-section of track pedestal is in U shape, and guide rail is set to the outside of two support arms of track pedestal, pulley
By connecting axis connection mover seat, the longitudinal profile pulley of the length direction relative to mover seat is symmetrical arranged two-by-two, and two symmetrical
The interior Slideslip of the pulley of setting is connected to the outer ring of guide rail；
The bottom wall of track pedestal is provided with the extremely spaced muti-piece magnetite of the pole N and S along length direction, between adjacent magnetite
Bottom wall be made by flexible material.
Preferably, the entirety of track pedestal is made by flexible material；Or,
Bottom wall between adjacent magnetite is made by flexible material, two corresponding with the bottom wall of flexible material production
The vertical portion of brace is made by flexible material, and the rest part of track pedestal is made by rigid material；
Guide rail is made by flexible material.
Preferably, the bottom wall of track pedestal in a plane can bending deformation；Or,
The bottom wall of track pedestal can bending deformation on stereo directional；Or,
The bottom wall of track pedestal planar on stereo directional can bending deformation.
It preferably, further include transverse connecting rod, the first annulus roller bearing, vertical connecting rod and the second annulus Roller Shaft
It holds；
The top of two symmetrically arranged pulleys passes through connection axis connection transverse connecting rod, the setting of the first annulus roller bearing
In the middle part of transverse connecting rod, the second annulus roller bearing is arranged on mover seat, and the upper and lower part of vertical connecting rod is distinguished
Connect the first annulus roller bearing and the second annulus roller bearing；
First annulus roller bearing and the second annulus roller bearing have the function of automatic aligning and adjust axial displacement.
Preferably, transverse connecting rod, the first annulus roller bearing, vertical connecting rod and the second annulus roller bearing constitute one
A follow-up steering bindiny mechanism；
The symmetrically arranged pulley of every two connects mover seat by a follow-up steering bindiny mechanism.
Annulus roller bearing: annulus roller bearing: being a kind of single-row bearing, slightly have with long cambered surface symmetrical roller and
Circular raceway.Self-aligning ability and axial displacement ability are combined, is opened to save space, mitigating weight and reducing production cost
New approach is warded off.Inner and outer ring generation is displaced to axial by preset.Shift length is lengthened as the diameter of axle increases.Two
A annulus roller bearing cooperation can accurately compensate the parallel tolerance floating clearance of track bring, special in parallel to each other and presence
The relative position between two bearings can be adjusted when the moving on rails of crooked radian with track.
The mechanism quantity of follow-up steering bindiny mechanism is 2 or more, and 2 follow-up steering bindiny mechanisms and the installation of mover seat connect
Connect and be combined into one, in profiled rail, two groups of relatively independent follow-up steering bindiny mechanisms neither in the same plane, also not
There are parallel relations.Two annulus roller bearings up and down of vertical connecting rod are made by the axial displacement and Self-aligning of itself at this time
With, allow follow-up steering bindiny mechanism in conjunction with stator seat flexibility while so that stator seat is reached servo-actuated state, this is just constituted
Linear induction motor system with flexible base.
When running on flexible rail, each point rotates freely mover seat.Mover seat is always in strict accordance with track
Path movement is suitable for various orbit track variations.With servo-actuated guiding role.Bearing is high-precision roller bearing, it is ensured that
Mover seat on stator seat sliding rail any one will not generate gap, also ensure that transmission high-precision and stationarity, running noises it is low.
It preferably, further include mover seat displacement sensor 01, mover seat displacement sensor 01 is internally provided with initial bit
Memory storage is set, mover seat displacement sensor 01 is provided with rotating member；When mover seat 2 is mobile, rotating member rubs track pedestal 1
It is rotated under wiping effect or toggle action, mover seat displacement sensor 01 records the rotation situation of rotating member.
It preferably, further include connecting rod displacement sensor, connecting rod displacement sensor is resistor disc, connecting rod displacement sensing
Device, connecting rod displacement sensor are used to detect the corner and axial motion of vertical connecting rod.
Preferably, connecting rod displacement sensor uses the form of swept resistance, vertically arranged including vertically connecting rod
Resistance and the vertically circumferentially distributed circumferential swept resistance of connecting rod are slid vertically, when vertical connecting rod vertical direction is subjected to displacement
When, the slide plate for sliding vertically resistance and circumferential swept resistance is fixedly connected on mover seat, and vertical connecting rod is relative to mover seat
When rotating with axial motion, the resistance value for sliding vertically resistance and circumferential swept resistance changes, and governor circuit is according to this
The coil of the variation adjustment iron core of resistance value by electric current, control linear motor and preferably run.
It preferably, further include iron core and governor circuit, iron core winding has coil；
Governor circuit is used to receive the displacement parameter of connecting rod displacement sensor detected, and is adjusted according to displacement parameter
The electric current of the coil of iron core.
It preferably, further include pinboard and iron core；Pinboard is connected to the bottom of mover seat, and iron core is connected to pinboard
Lower part, iron core are located at the top of magnetite；
Iron core winding has coil.
It preferably, further include M elastic keel, elastic keel is embedded the bottom wall in track pedestal, and elastic keel is along track
The length direction of the bottom wall of pedestal extends.
It preferably, further include magnetite support plate；
The bottom wall of track pedestal also serves as magnetite support plate；Or,
Magnetite support plate split settings, magnetite support plate can be deformed with the deformation of the bottom wall of track pedestal.
The beneficial effects of the present invention are: a kind of linear motor with flexible base, including track pedestal, mover seat, 2
The transversal cross-section of guide rail, 4 or more pulleys and connecting shaft, track pedestal is in U shape, and guide rail is set to track pedestal
The outside of two support arms, pulley pass through connection axis connection mover seat, the longitudinal profile pulley two of the length direction relative to mover seat
Two are symmetrical arranged, and the interior Slideslip of two symmetrically arranged pulleys is connected to the outer ring of guide rail；The bottom wall of track pedestal is along rectangular
To the extremely spaced muti-piece magnetite of the pole N and S is provided with, the bottom wall between adjacent magnetite is made by flexible material, from
And bending, deformation can be carried out by making track pedestal under external force, so that the working line of linear motor can root
It is adjusted according to the deformation of track pedestal.
Detailed description of the invention
A kind of linear motor with flexible base of the present invention is described further with reference to the accompanying drawing.
Fig. 1 is a kind of flexible base of the linear motor with flexible base of the present invention when turning to extension on stereo directional
Structural schematic diagram.
When Fig. 2 is that a kind of flexible base of the linear motor with flexible base of the present invention turns to extension in the in-plane direction
Structural schematic diagram.
Fig. 3 is a kind of explosive view of the linear motor with flexible base of the present invention.
Fig. 4 is a kind of pinboard of linear motor with flexible base of the present invention and the structural schematic diagram of iron core.
Fig. 5 is the knot of a kind of magnetite of linear motor with flexible base of the present invention and one embodiment of magnetite support plate
Structure schematic diagram.
Fig. 6 is a kind of magnetite of linear motor with flexible base of the present invention and another embodiment of magnetite support plate
Structural schematic diagram.
In figure:
1- track pedestal；2- mover seat；21- magnetite；3- guide rail；4- pulley；5- connecting shaft；6- elastic keel；7- is servo-actuated
Turn to bindiny mechanism；71- transverse connecting rod；72- the first annulus roller bearing；The vertical connecting rod of 73-；74- the second annulus roller
Bearing；8- pinboard；9- iron core；02- magnetite support plate.
Specific embodiment
A kind of linear motor with flexible base of 1~6 couple of present invention is described further with reference to the accompanying drawing.
A kind of linear motor with flexible base, the cunning including track pedestal 1,3,4, the guide rail of mover seat 2,2 or more
Wheel 4 and connecting shaft 5, the transversal cross-section of track pedestal 1 are in U shape, and guide rail 3 is set to the outer of two support arms of track pedestal 1
Side, pulley 4 connect mover seat 2 by connecting shaft 5, and the longitudinal profile pulley 4 of the length direction relative to mover seat 2 is symmetrically set two-by-two
It sets, the interior Slideslip of two symmetrically arranged pulleys 4 is connected to the outer ring of guide rail 3；
The bottom wall of track pedestal 1 is provided with the extremely spaced muti-piece magnetite 21 of the pole N and S, adjacent magnetite along length direction
Bottom wall between 21 is made by flexible material.So that track pedestal 1 can carry out bending under external force, become
Shape, it is adaptable, be convenient for track so that the working line of linear motor can be adjusted according to the deformation of track pedestal 1
Laying.
In the present embodiment, the entirety of track pedestal 1 is made by flexible material.As a kind of feasible substitute technology side
Case, the bottom wall being also possible between adjacent magnetite 21 are made by flexible material, corresponding with the bottom wall of flexible material production
The vertical portions of two support arms be made by flexible material, the rest part of track pedestal 1 is made by rigid material；
Guide rail 3 is made by flexible material.
In the present embodiment, the bottom wall of track pedestal 1 in a plane can bending deformation；Or,
The bottom wall of track pedestal 1 can bending deformation on stereo directional；Or,
The bottom wall of track pedestal 1 planar on stereo directional can bending deformation.
It further include transverse connecting rod 71, the first annulus roller bearing 72, vertical connecting rod 73 and the second circle in the present embodiment
Ring roller bearing 74；
The top of two symmetrically arranged pulleys 4 connects transverse connecting rod 71, the first annulus roller bearing by connecting shaft 5
72 are set to the middle part of transverse connecting rod 71, and the second annulus roller bearing 74 is arranged on mover seat 2, vertical connecting rod 73 it is upper
Portion and lower part are separately connected the first annulus roller bearing 72 and the second annulus roller bearing 74；
First annulus roller bearing 72 and the second annulus roller bearing 74 have automatic aligning and adjust the function of axial displacement
Energy.
In the present embodiment, transverse connecting rod 71, the first annulus roller bearing 72, vertical connecting rod 73 and the second annulus roller
Bearing 74 constitutes a follow-up steering bindiny mechanism 7；
The symmetrically arranged pulley 4 of every two connects mover seat 2 by a follow-up steering bindiny mechanism.
It further include mover seat displacement sensor 01 in the present embodiment, mover seat displacement sensor 01 is internally provided with just
Beginning position memory device, mover seat displacement sensor 01 are provided with rotating member；When mover seat 2 is mobile, rotating member is in track pedestal 1
Rubbing action or toggle action under rotate, mover seat displacement sensor 01 record rotating member rotation situation, rotation situation packet
Include revolving speed, rotating cycle, forward or reverse, governor circuit or mover seat displacement sensor 01, according to mover seat displacement sensor
The rotation situation of 01 initial position, rotating member judges mover seat in the location of track pedestal 1.
It further include connecting rod displacement sensor in the present embodiment, connecting rod displacement sensor is resistor disc, connecting rod displacement
Sensor is attached in vertical connecting rod 73, and connecting rod displacement sensor is used to detect the corner and axial string of vertical connecting rod 73
It is dynamic.
It further include iron core 9 and governor circuit in the present embodiment, iron core 9 is wound with coil；
Governor circuit is used to receive the displacement parameter of connecting rod displacement sensor detected, and is adjusted according to displacement parameter
The electric current of the coil of iron core 9.
In the present embodiment, connecting rod displacement sensor uses the form of swept resistance, including vertically connecting rod is vertically set
That sets slides vertically resistance and the vertically circumferentially distributed circumferential swept resistance of connecting rod, when vertical connecting rod vertical direction occurs
When displacement, the slide plate for sliding vertically resistance and circumferential swept resistance is fixedly connected on mover seat, and vertical connecting rod is relative to dynamic
When stroma is rotated with axial motion, the resistance value for sliding vertically resistance and circumferential swept resistance changes, governor circuit root
According to the variation adjustment iron core of the resistance value coil by electric current, control linear motor and preferably run.
It further include pinboard 8 and iron core 9 in the present embodiment；Pinboard 8 is connected to the bottom of mover seat 2, and iron core 9 connects
In the lower part of pinboard 8, iron core 9 is located at the top of magnetite 21；
Iron core 9 is wound with coil.
It further include M elastic keel 6 in the present embodiment, elastic keel 6 is embedded the bottom wall in track pedestal 1, elastic keel
6 along the bottom wall of track pedestal length direction extend.
It further include magnetite support plate 02 in the present embodiment；
The bottom wall of track pedestal 1 also serves as magnetite support plate 02；Or,
02 split settings of magnetite support plate, magnetite support plate 02 can be deformed with the deformation of the bottom wall of track pedestal 1.
The above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, several improvement can also be made without departing from the principle of the present invention, these improvement also should be regarded as protection of the invention
Range.
Claims (10)
1. a kind of linear motor with flexible base, including track pedestal (1), mover seat (2), 2 guide rails (3), 4 or more
Pulley (4) and connecting shaft (5), which is characterized in that the transversal cross-section of the track pedestal (1) be in U shape, the guide rail
(3) it is set to the outside of two support arms of the track pedestal (1), the pulley (4) connects the mover by connecting shaft (5)
Seat (2), pulley (4) described in the longitudinal profile of the length direction relative to the mover seat (2) are symmetrical arranged two-by-two, and two symmetrically set
The interior Slideslip for the pulley (4) set is connected to the outer ring of the guide rail (3)；
The bottom wall of the track pedestal (1) is provided with the extremely spaced muti-piece magnetite (21) of the pole N and S along length direction, adjacent
Bottom wall between magnetite (21) is made by flexible material.
2. as described in claim 1 with the linear motor of flexible base, which is characterized in that the entirety of the track pedestal (1)
It is made by flexible material；Or,
Bottom wall between adjacent magnetite (21) is made by flexible material, corresponding with the bottom wall of flexible material production
The vertical portion of two support arms is made by flexible material, and the rest part of the track pedestal (1) is made by rigid material
It forms；
The guide rail (3) is made by flexible material.
3. as described in claim 1 with the linear motor of flexible base, which is characterized in that the bottom wall of the track pedestal (1)
It in a plane can bending deformation；Or,
The bottom wall of the track pedestal (1) can bending deformation on stereo directional；Or,
The bottom wall of the track pedestal (1) planar on stereo directional can bending deformation.
4. as described in claim 1 with flexible base linear motor, which is characterized in that further include transverse connecting rod (71),
First annulus roller bearing (72), vertical connecting rod (73) and the second annulus roller bearing (74)；
The top of two symmetrically arranged pulleys (4) connects the transverse connecting rod (71) by connecting shaft (5), and described the
One annulus roller bearing (72) is set to the middle part of the transverse connecting rod (71), the second annulus roller bearing (74) setting
On the mover seat (2), the upper and lower part of the vertical connecting rod (73) is separately connected the first annulus roller bearing
(72) and the second annulus roller bearing (74)；
The first annulus roller bearing (72) and the second annulus roller bearing (74) have automatic aligning and adjust axial displacement
Function.
5. as claimed in claim 4 with the linear motor of flexible base, which is characterized in that the transverse connecting rod (71), the
One annulus roller bearing (72), vertical connecting rod (73) and the second annulus roller bearing (74) constitute a follow-up steering and connect machine
Structure；
The symmetrically arranged pulley (4) of every two connects the mover seat (2) by a follow-up steering bindiny mechanism.
6. as claimed in claim 5 with the linear motor of flexible base, which is characterized in that further include connecting rod displacement sensing
Device, iron core (9) and governor circuit, the connecting rod displacement sensor are resistor disc, and the connecting rod displacement sensor is attached to institute
It states on vertical connecting rod (73), the connecting rod displacement sensor is used to detect the corner and axial direction of the vertical connecting rod (73)
Vibration；
The iron core (9) is wound with coil；
The governor circuit is used to receive the displacement parameter of the connecting rod displacement sensor detected, and according to the displacement
Parameter adjusts the electric current of the coil of the iron core (9).
7. as described in claim 1 with the linear motor of flexible base, which is characterized in that further include mover seat displacement sensor
(01), mover seat displacement sensor (01) is internally provided with initial position memory storage, the mover seat displacement sensing
Device (01) is provided with rotating member；When the mover seat (2) is mobile, rubbing action of the rotating member in the track pedestal (1)
Or rotated under toggle action, mover seat displacement sensor (01) records the rotation situation of the rotating member.
8. as described in claim 1 with the linear motor of flexible base, which is characterized in that further include pinboard (8) and iron core
(9)；The pinboard (8) is connected to the bottom of the mover seat (2), and the iron core (9) is connected under the pinboard (8)
Portion, the iron core (9) are located at the top of the magnetite (21)；
The iron core (9) is wound with coil.
9. as described in claim 1 with the linear motor of flexible base, which is characterized in that it further include M elastic keel (6),
The elastic keel (6) is embedded the bottom wall in the track pedestal (1), and the elastic keel (6) is along the bottom of the track pedestal
The length direction of wall extends.
10. as described in claim 1 with the linear motor of flexible base, which is characterized in that further include magnetite support plate (02)；
The bottom wall of the track pedestal (1) also serves as the magnetite support plate (02)；Or,
Magnetite support plate (02) split settings, the magnetite support plate (02) can be with the deformations of the bottom wall of the track pedestal (1)
And it deforms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910242599.2A CN109921599A (en) | 2019-03-28 | 2019-03-28 | A kind of linear motor with flexible base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910242599.2A CN109921599A (en) | 2019-03-28 | 2019-03-28 | A kind of linear motor with flexible base |
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| Publication Number | Publication Date |
|---|---|
| CN109921599A true CN109921599A (en) | 2019-06-21 |
Family
ID=66967377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910242599.2A Pending CN109921599A (en) | 2019-03-28 | 2019-03-28 | A kind of linear motor with flexible base |
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| CN209472528U (en) * | 2019-03-28 | 2019-10-08 | 深圳市赫瑞科技有限公司 | A kind of linear motor with flexible base |
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- 2019-03-28 CN CN201910242599.2A patent/CN109921599A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08168231A (en) * | 1994-12-15 | 1996-06-25 | Kii & Craft:Kk | Linear motor |
| CN102387973A (en) * | 2009-01-23 | 2012-03-21 | 麦克纳莫绅有限公司 | Improved transport system powered by short block linear synchronous motors and switching mechanism |
| CN106416027A (en) * | 2014-06-02 | 2017-02-15 | Ats自动化加工系统公司 | Linear motor system with powered curvilinear track sections |
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| US20190009990A1 (en) * | 2017-07-05 | 2019-01-10 | Nippon Thompson Co., Ltd. | Table circulation guide device |
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