CN208862723U - Linear motor guiding mechanism and linear motor - Google Patents
Linear motor guiding mechanism and linear motor Download PDFInfo
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- CN208862723U CN208862723U CN201821574471.3U CN201821574471U CN208862723U CN 208862723 U CN208862723 U CN 208862723U CN 201821574471 U CN201821574471 U CN 201821574471U CN 208862723 U CN208862723 U CN 208862723U
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- plate
- linear motor
- guide
- slide plate
- guiding mechanism
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Abstract
The utility model discloses a kind of linear motor guiding mechanism and linear motors, including guide rail, slide plate and ball；The opposing sidewalls of two guide rails that left and right is oppositely arranged, two guide rails are equipped with the first guide groove；Slide plate is set between two guide rails, and the left and right sides wall of slide plate is equipped with the second guide groove, and the inside of slide plate is equipped with two raceways, and the both ends of two raceways are connected with the both ends of two the second guide grooves respectively；Left and right is opposite respectively for two the first guide grooves and two the second guide grooves, and the circulation canal of a racetrack structure is collectively formed in opposite the first guide groove, the second guide groove and the raceway being connected with the second guide groove；Ball is set as multiple, and multiple balls are respectively arranged in two circulation canals, when slide plate is moved forward and backward along two guide rails, multiple balls circulating rolling along circulation canal.Effect: simple and compact for structure, small in size, guide effect is good, can reduce the overall dimensions of linear motor, to reduce the occupancy of exterior space.
Description
Technical field
The utility model relates to linear motor field more particularly to a kind of linear motor guiding mechanisms and linear motor.
Background technique
Linear motor be it is a kind of electric energy is directly changed into linear motion mechanical energy, without any intermediate conversion mechanism
Transmission device.It can regard a rotating electric machine as and split by radial, and transforms into plane and form, thus, linear motor can
To be considered rotating electric machine in a kind of deformation of configuration aspects.
With the high speed development of automatic control technology and microcomputer, the positioning accuracy of all kinds of automatic control systems is mentioned
Higher requirement is gone out, in this case, traditional rotating electric machine drives along with the linear motion of a set of mapping device composition
Dynamic device, far from the requirement for meeting modern control system, for this purpose, world many countries are all in research, development and application
Linear motor, so that the application field of linear motor is more and more wider.
In the prior art, the partial straight lines motor independent spherical guide that needs to arrange in pairs or groups is matched as guidance system,
But since motor size itself is larger, and independent spherical guide is added outside, the volume of entire motor mould group can be made to increase, from
And occupy more space.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality
It is to propose a kind of linear motor guiding mechanism with a novel purpose.
Another purpose of the utility model is to propose a kind of linear motor.
To achieve the above object, on the one hand, according to the linear motor guiding mechanism of the utility model embodiment, comprising:
Guide rail, the guide rail are set as two, and two described guide rails or so are oppositely arranged, and the opposite side of two guide rails
The first guide groove of the semicircular structure that one extends along the longitudinal direction is offered on wall respectively；
Slide plate, the slide plate are set between two guide rails, and can be moved forward and backward along two guide rails, the slide plate
Left and right sides wall on offer the second guide groove of the semicircular structure that one extends along the longitudinal direction respectively, the slide plate it is interior
Portion is equipped with two raceways, and the both ends of two raceways are connected with the both ends of two second guide grooves respectively；Two
One guide groove and two the second guide grooves respectively the first opposite and opposite guide groove of left and right, the second guide groove and with it is described
The circulation canal of a racetrack structure is collectively formed in the raceway that second guide groove is connected；
Ball, the ball are set as multiple, and multiple balls are respectively arranged in two circulation canals, when the cunning
When plate is moved forward and backward along two guide rails, the multiple ball is along the circulation canal circulating rolling.
It is according to linear motor guiding mechanism provided by the embodiment of the utility model, including guide rail, slide plate and ball, guide rail
Two, the opposed inner walls of two guide rails offer the first guide groove, and slide plate is set between two guide rails, and is set on the outer wall of slide plate
Two the second guide grooves, two the second guide grooves are opposite with two the first guide grooves, and be connected to two raceways in slide plate and
It is respectively formed the circulation canal of racetrack structure, multiple balls are set in circulation canal, and when slide plate is moved forward and backward along track,
Multiple balls are rolled along circulation channel cycle.In this way, slide plate is integrated on guiding mechanism, is conducive to simplify guiding mechanism, make
It is simple and compact for structure to obtain entire guiding mechanism, small volume, so as to greatly reduce the exterior space of occupancy.
In addition, can also have following additional skill according to the linear motor guiding mechanism of the utility model above-described embodiment
Art feature:
In one embodiment according to the present utility model, the slide plate includes:
Mainboard body, the front side wall of the mainboard body open up that there are two be through to the through-hole of rear wall；
Preceding plate body, the preceding plate body are set to the front end of the mainboard body, set in the foreboard body U-shaped logical there are two first
The first passage mouth in road, two first U-shaped channels is respectively positioned on the rear wall of the preceding plate body, and respectively and described in two
Through-hole is connected, and the second channel mouth in two first U-shaped channels is located on the left and right sides wall of the preceding plate body, and
It is connected respectively with one end of two second guide grooves；
Rear plate body, the rear plate body are set to the rear end of the mainboard body, and setting is U-shaped logical there are two second in the rear plate body
The first passage mouth in road, two second U-shaped channels is respectively positioned on the front side wall of the rear plate body, and respectively and described in two
Through-hole is connected, and the second channel mouth in two second U-shaped channels is located on the left and right sides wall of the rear plate body, and
It is connected respectively with the other end of two second guide grooves.
On the other hand, according to linear motor provided by the embodiment of the utility model, including pedestal, stator, mover, support plate,
Driving motor and linear motor guiding mechanism as described above；
The pedestal has a track extended along the longitudinal direction；
The stator, mover and linear motor guiding mechanism are set in the track, and the mover and the straight line
Motor guiding mechanism is connected；
The driving motor is connected with the mover, for driving the mover to be moved forward and backward along the track；
The support plate is connected with the linear motor guiding mechanism, for carrying weight.
According to linear motor provided by the embodiment of the utility model, there is linear motor guiding mechanism as described above, and
Linear motor guiding mechanism is set in guide rail, without being equipped with independent spherical guide, to be greatly reduced linear motor
Whole size, so that entire structure of the linear motion actuator is more simple and compact, it is small in size, reduce the exterior space of occupancy.
In addition, can also have the following additional technical features: according to the linear motor of the utility model above-described embodiment
In one embodiment according to the present utility model, the pedestal include bottom plate and left and right it is opposite be set to the bottom
On plate and with integrally formed two side plates of the bottom plate, the bottom plate and described two side plates limit the track jointly.
In one embodiment according to the present utility model, the pedestal further includes front end-plate and end plate, the front end-plate
And end plate is respectively arranged on the front and rear sides of the bottom plate, and is connected with the bottom plate and two side plates.
One is offered in one embodiment according to the present utility model, in the opposing sidewalls of described two side plates respectively along preceding
The mounting groove that rear direction extends；
Two guide rails are respectively arranged in two mounting grooves.
It further include stroke measurment component in one embodiment according to the present utility model, the stroke measurment component includes:
Mounting plate, the mounting plate are connected with the slide plate；
Stroke measurment part, the stroke measurment part is set on the mounting plate, for measuring stroke.
Detailed description of the invention
Fig. 1 is the utility model embodiment linear motor guiding mechanism structural schematic diagram；
Fig. 2 is the decomposition diagram of the utility model embodiment linear motor guiding mechanism；
Fig. 3 is the cross-sectional view of the utility model embodiment slide plate；
Fig. 4 is the structural schematic diagram of the utility model embodiment linear motor.
Appended drawing reference:
Guide rail 10；
First guide groove 11；
Slide plate 20；
Mainboard body 21；
Second guide groove 211；
Through-hole 212；
Preceding plate body 22；
First U-shaped channel 221；
Second channel mouth 2211；
Rear plate body 23；
Second U-shaped channel 231；
First passage mouth 2311；
Raceway 24；
Ball 30；
Pedestal 40；
Track 41；
Bottom plate 42；
Side plate 43；
Mounting groove 431；
Front end-plate 44；
Stator 50；
Mover 60；
Stroke measurment component 70.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the utility model and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
On the one hand, referring to figs. 1 to shown in Fig. 3, the utility model embodiment provides a kind of linear motor guiding mechanism, packet
Include guide rail 10, slide plate 20 and ball 30；
Specifically, guide rail 10 is set as two, two guide rails 10 or so are oppositely arranged, and the opposing sidewalls of two guide rails 10
Upper the first guide groove 11 for offering the semicircular structure that one extends along the longitudinal direction respectively；
Slide plate 20 is set between two guide rails 10, and can be moved forward and backward along two guide rails 10, the left and right sides wall of slide plate 20
The inside of upper the second guide groove 211 for offering the semicircular structure that one extends along the longitudinal direction respectively, slide plate 20 is equipped with two
Raceway 24, the both ends of two passes are connected with the both ends of two the second guide grooves 211 respectively；Two the first guide grooves 11 and two
A second guide groove 211 controls the first opposite and opposite guide groove 11, the second guide groove 211 respectively and is oriented to second
The circulation canal of a racetrack structure is collectively formed in the raceway 24 that slot 211 is connected；
Ball 30 is set as multiple, and multiple balls 30 are respectively arranged in two circulation canals, when slide plate 20 is along two guide rails 10
When back-and-forth motion, multiple balls 30 are rolled along circulation channel cycle.
That is, it includes two sections of channels that circulation canal is practical, first segment is the first guide groove 11 and corresponding second
The service aisle that the common split of guide groove 211 is formed, second segment is the raceway 24 inside slide plate 20, in slide plate 20 in external force
Under the action of when moving forwards or backwards, the ball 30 in service aisle rolls under the action of frictional force into raceway 24
It is dynamic, and the ball 30 in raceway 24 is between adjacent ball 30 under the action of rolls into service aisle, multiple balls as a result,
30 that is to say circulating rolling in circulation canal in service aisle and raceway 24, to carry out to the movement of slide plate 20 forward or backward
Guiding, and when slide plate 20 is moved to opposite direction under the effect of external force, then multiple balls 30 make opposite direction in circulation canal
Circulating rolling, to be equally oriented to the movement of slide plate 20.And since circulation canal is by being located between two tracks 41
Slide plate 20 be collectively formed with two tracks 41, accordingly, with respect to traditional 30 guide rail 10 of ball, the more compact letter of structure
Single, volume is smaller.
Advantageous, in one embodiment of the utility model, slide plate 20 includes mainboard body 21, preceding plate body 22 and back plate
Body 23；
The front side wall of mainboard body 21 opens up that there are two be through to the through-hole 212 of rear wall；
Preceding plate body 22 is set to the front end of mainboard body 21, sets that there are two the first U-shaped channel 221, two the first U in preceding plate body 22
Before the first passage mouth 2311 in type channel 221 is respectively positioned on the rear wall of plate body 22, and it is connected respectively with two through-holes 212,
The second channel mouth 2211 in two the first U-shaped channels 221 be located at before plate body 22 left and right sides wall on, and respectively with two
One end of second guide groove 211 is connected；
Rear plate body 23 is set to the rear end of mainboard body 21, and setting is there are two the second U-shaped channel 231 in rear plate body 23, and two the
The first passage mouth 2311 in two U-shaped channels 231 is respectively positioned on the front side wall of rear plate body 23, and is connected respectively with two through-holes 212
Logical, the second channel mouth 2211 in two the second U-shaped channels 231 is located on the left and right sides wall of rear plate body 23, and respectively with
The other end of two the second guide grooves 211 is connected.
That is, raceway 24 includes two U-shaped channels and a through-hole 212, it is U-shaped on preceding plate body 22 and rear plate body 23
Channel is used to accept the through-hole 212 on above-mentioned service aisle and mainboard body 21, during slide plate 20 is moved forward and backward, work
Ball 30 in channel enters corresponding U out of the first U-shaped channel 221 and the 2nd U type channel 231 second channel mouth 2211
In type channel, then entered in through-hole 212 from corresponding first passage mouth 2311, and the ball 30 in through-hole 212 then passes through
It crosses corresponding U type channel to enter in service aisle, so that the circulating rolling of ball 30 is realized, with the back-and-forth motion to sliding block
It is oriented to, is conducive to its guiding role to sliding block.
On the other hand, referring to shown in Fig. 4, the utility model additionally provides a kind of linear motor, including pedestal 40, stator
50, mover 60, support plate (not shown), driving motor (not shown) and linear motor guiding mechanism as above；
Pedestal 40 has a track 41 extended along the longitudinal direction, and preferably, pedestal 40 includes bottom plate 42 and a left side
Right opposite being set on bottom plate 42 and limiting jointly with 42 integrally formed two side plates 43 of bottom plate, bottom plate 42 and two side plates 43
Errant 41；
Stator 50, mover 60 and linear motor guiding mechanism are set in track 41, and mover 60 and linear motor are oriented to
Mechanism is connected；
Driving motor is connected with mover 60, for driving mover 60 to be moved forward and backward along track 41；
Support plate is connected with linear motor guiding mechanism, for carrying weight.
According to linear motor provided by the embodiment of the utility model, there is linear motor guiding mechanism as described above, and
Linear motor guiding mechanism is set in guide rail 10, without being equipped with independent 30 guide rail 10 of ball, to be greatly reduced straight
The size of line motor entirety, so that entire structure of the linear motion actuator is more simple and compact, it is small in size, reduce the exterior space of occupancy,
The abrasion of guiding mechanism is small simultaneously, is conducive to the service life for improving linear motor.
Advantageous, in some embodiments of the utility model, pedestal 40 further includes front end-plate 44 and end plate, front end-plate
44 and end plate be respectively arranged on the front and rear sides of bottom plate 42, and be connected with bottom plate 42 and two side plates 43.
Front end-plate 44 and end plate can limit mover 60, slide plate 20 etc., and on front end-plate 44 and end plate
It is additionally provided with anticollison block, to play the role of anticollision, is conducive to the service life for improving linear motor.
It is advantageous, in some embodiments of the utility model, one is offered respectively in the opposing sidewalls of two side plates 43
The mounting groove 431 extended along the longitudinal direction；
Two guide rails 10 are respectively arranged in two mounting grooves 431.
In this way, the installation site that the guide rail 10 that the mounting groove 431 being located on side plate 43 is Linear Motor Drive Mechanism provides,
In order to guide rail 10 is installed in the track 41 on pedestal 40, correspondingly, guiding mechanism can be set in track 41, thus
The structure for simplifying entire linear motor reduces its volume.
It is advantageous, it further include stroke measurment component 70, stroke measurment component in the other embodiment of the utility model
70 include mounting plate and stroke measurment part, and mounting plate is connected with slide plate 20, for installing coupled stroke measurment part, stroke
Measuring piece is for measuring the displacement that slide plate 20 is moved forward or rearward along guide rail 10, in this way, being advantageously implemented the accurate biography of article
It is defeated.
Stroke measurment part can use grating reading head, it is of course also possible to use other measuring pieces, the present embodiment is not to it
It is defined.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are not departing from the utility model
Principle and objective in the case where above-described embodiment can be changed in the scope of the utility model, modify, replace and
Modification.
Claims (7)
1. a kind of linear motor guiding mechanism characterized by comprising
Guide rail, the guide rail are set as two, and two described guide rails or so are oppositely arranged, and in the opposing sidewalls of two guide rails
The first guide groove of the semicircular structure that one extends along the longitudinal direction is offered respectively；
Slide plate, the slide plate are set between two guide rails, and can be moved forward and backward along two guide rails, a left side for the slide plate
The second guide groove of the semicircular structure that one extends along the longitudinal direction is offered on right two sidewalls respectively, the inside of the slide plate is set
There are two raceways, the both ends of two raceways are connected with the both ends of two second guide grooves respectively；Two first are led
To slot and two the second guide grooves the first opposite and opposite guide groove of left and right, the second guide groove and with described second respectively
The circulation canal of a racetrack structure is collectively formed in the raceway that guide groove is connected；
Ball, the ball are set as multiple, and multiple balls are respectively arranged in two circulation canals, when the slide plate edge
When two guide rails are moved forward and backward, the multiple ball is along the circulation canal circulating rolling.
2. linear motor guiding mechanism according to claim 1, which is characterized in that the slide plate includes:
Mainboard body, the front side wall of the mainboard body open up that there are two be through to the through-hole of rear wall；
Preceding plate body, the preceding plate body are set to the front end of the mainboard body, set in the foreboard body there are two the first U-shaped channel, two
The first passage mouth in a first U-shaped channel is respectively positioned on the rear wall of the preceding plate body, and respectively with two through-holes
It is connected, the second channel mouth in two first U-shaped channels is located on the left and right sides wall of the preceding plate body, and respectively
It is connected with one end of two second guide grooves；
Rear plate body, the rear plate body are set to the rear end of the mainboard body, the second U-shaped channel there are two settings in the rear plate body,
The first passage mouth in two second U-shaped channels is respectively positioned on the front side wall of the rear plate body, and described logical with two respectively
Hole is connected, and the second channel mouth in two second U-shaped channels is located on the left and right sides wall of the rear plate body, and point
It is not connected with the other end of two second guide grooves.
3. a kind of linear motor, including pedestal, stator, mover, support plate and driving motor, which is characterized in that further include such as right
It is required that 1~2 described in any item linear motor guiding mechanisms；
The pedestal has a track extended along the longitudinal direction；
The stator, mover and linear motor guiding mechanism are set in the track, and the mover and the linear motor
Guiding mechanism is connected；
The driving motor is connected with the mover, for driving the mover to be moved forward and backward along the track；
The support plate is connected with the linear motor guiding mechanism, for carrying weight.
4. linear motor according to claim 3, which is characterized in that the pedestal includes bottom plate and left and right is opposite sets
In on the bottom plate and with integrally formed two side plates of the bottom plate, the bottom plate and described two side plates limit institute jointly
State track.
5. linear motor according to claim 4, which is characterized in that the pedestal further includes front end-plate and end plate, institute
It states front end-plate and end plate is respectively arranged on the front and rear sides of the bottom plate, and be connected with the bottom plate and two side plates.
6. linear motor according to claim 5, which is characterized in that opened up respectively in the opposing sidewalls of described two side plates
There is a mounting groove extended along the longitudinal direction；
Two guide rails are respectively arranged in two mounting grooves.
7. linear motor according to claim 6, which is characterized in that further include stroke measurment component, the stroke measurment
Component includes:
Mounting plate, the mounting plate are connected with the slide plate；
Stroke measurment part, the stroke measurment part is set on the mounting plate, for measuring stroke.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821574471.3U CN208862723U (en) | 2018-09-26 | 2018-09-26 | Linear motor guiding mechanism and linear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821574471.3U CN208862723U (en) | 2018-09-26 | 2018-09-26 | Linear motor guiding mechanism and linear motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208862723U true CN208862723U (en) | 2019-05-14 |
Family
ID=66419367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821574471.3U Active CN208862723U (en) | 2018-09-26 | 2018-09-26 | Linear motor guiding mechanism and linear motor |
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| Country | Link |
|---|---|
| CN (1) | CN208862723U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564949A (en) * | 2020-05-28 | 2020-08-21 | 歌尔股份有限公司 | Linear motor |
-
2018
- 2018-09-26 CN CN201821574471.3U patent/CN208862723U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564949A (en) * | 2020-05-28 | 2020-08-21 | 歌尔股份有限公司 | Linear motor |
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