CN209358413U - A kind of linear electric machine and automation equipment - Google Patents
A kind of linear electric machine and automation equipment Download PDFInfo
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- CN209358413U CN209358413U CN201821684285.5U CN201821684285U CN209358413U CN 209358413 U CN209358413 U CN 209358413U CN 201821684285 U CN201821684285 U CN 201821684285U CN 209358413 U CN209358413 U CN 209358413U
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- guide part
- electric machine
- mover
- linear electric
- stator
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- 238000000034 method Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
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Abstract
The utility model provides a kind of linear electric machine and automation equipment.Wherein, the linear electric machine includes mover, stator and guidance set；The guidance set includes the first guide part and the second guide part being oriented to that cooperate；One of first guide part and second guide part are arranged on the mover；Another setting in first guide part and second guide part is on the stator；The contact that first guide part can be slided with second guide part along the direction that the mover moves relatively, forms uniform gap to limit between the stator and the mover.Using the technical solution of the utility model, the structure in linear outside motor setting guide rail and bracket is eliminated, linear electric machine overall construction design is simplified, alleviates the weight of linear electric machine.
Description
Technical field
The utility model relates to actuation techniques fields, and in particular to a kind of linear electric machine and automation equipment.
Background technique
As shown in fig. 7, Fig. 7 is the partial structure diagram of the embodiment of the linear electric machine of the prior art.It is existing linear
Motor 20 includes stator 21 and mover 22, in order to limit the relative position between stator 21 and mover 22, so that 22 He of mover
Stator 21 consistently forms uniform gap in relative movement, needs for stator 21 to be fixed on bracket, stator support pair
The fixed guide rail in the position of mover 22, fixed guide block on mover 22 are answered, guide rail is located at the outside of motor, such linear electric machine knot
Structure design is complicated, while causing the entirety of linear electric machine excessively heavy.
Utility model content
In view of this, the present invention provides a kind of linear electric machine and automation equipments.
The utility model first aspect provides a kind of linear electric machine, and the linear electric machine includes mover, stator and guiding group
Part；The guidance set includes the first guide part and the second guide part being oriented to that cooperate；
One of first guide part and second guide part are arranged on the mover；First guiding
Another setting in portion and second guide part is on the stator；First guide part and second guide part edge
The contact that the direction of the mover movement can be slided relatively, to limit between the stator and the mover between formation uniformly
Gap.
Further, one of the mover and the stator are cylinder, and the cylinder is formed along the direction to be run through
Portion；Another in the mover and the stator is the barred body for passing through the through-Penetration portion.
Further, when the cross section of the barred body be polygon, be arranged in first guide part on the barred body or
Second guide part is along at least partly angle that the barred body is arranged in the direction.
Further, first magnetic-conductance portion or second magnetic-conductance portion are arranged with the barred body by integrally formed mode
On at least partly angle of the barred body.
Further, one of first guide part and the stator and mover and/or second guide part with
The mover in the stator another by be integrally formed, fixing piece is fixed or clamping structure is fixedly connected.
Further, the guidance set is gib block and guiding block assembly, guide rail and slide block assembly or guiding axis and sliding block
Component.
Further, the guide pad includes sliding block and fixing piece；The sliding block by the fixing piece be fixed on stator or
On the mover.
Further, the sliding block includes roller bearing or sliding shoe.
Further, at least opposite contact surface of first guide part and second guide part is small using coefficient of friction
And/or material with high hardness.
Further, the magnetic-conductance portion of one of them of first guide part and the mover and the stator is formed integrated
Structure；And/or
Another magnetic-conductance portion in second guide part and the mover and the stator forms integrated structure.
The utility model second aspect provides a kind of automation equipment, and the automation equipment includes an any of the above institute
The linear electric machine stated.
It is using the main advantage of the technical solution of the utility model, is limited between stator and mover using guidance set
Uniform gap is formed, therefore has and simplifies linear electric machine overall construction design, alleviates weight；Improve linear electric machine
The advantage of service life.
Detailed description of the invention
It, below will be to embodiment and description of the prior art in order to illustrate more clearly of the utility model embodiment technical solution
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the first overall structure diagram of the embodiment of linear electric machine provided by the utility model.
Fig. 2 is the second overall structure diagram of the embodiment of linear electric machine provided by the utility model.
Fig. 3 is the structural schematic diagram of the embodiment of the cylinder of linear electric machine provided by the utility model.
Fig. 4 A is the structural schematic diagram of the embodiment of the barred body of linear motor provided by the utility model；Fig. 4 B is this reality
With the enlarged structure schematic diagram of the local A of the embodiment of the barred body of the linear motor of novel offer.
Fig. 5 is the configuration schematic diagram of the embodiment of the guide pad of linear electric machine provided by the utility model.
Fig. 6 is the structural schematic diagram of the embodiment of guidance set provided by the utility model.
Fig. 7 is the partial structure diagram of the embodiment of the linear electric machine of the prior art.
Specific embodiment
In order to make those skilled in the art more fully understand the utility model, below in conjunction with the utility model embodiment
In attached drawing, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described implementation
Example is only the embodiment of the utility model a part, instead of all the embodiments.Based on the embodiments of the present invention,
All other embodiment obtained by those of ordinary skill in the art without making creative efforts, all should belong to
The range of the utility model protection.
The utility model provides a kind of linear electric machine and automation equipment, using the linear electric machine of this structure, using leading
It is limited to component and forms uniform gap between stator and mover, therefore had and simplify linear electric machine overall construction design, subtracted
Light weight；Improve the advantage of the service life of linear electric machine.
Fig. 1 is the first overall structure diagram of the embodiment of linear electric machine provided by the utility model.Fig. 2 is that this is practical
Second overall structure diagram of the embodiment of the linear electric machine of novel offer.Fig. 3 is linear electric machine provided by the utility model
Cylinder embodiment structural schematic diagram.Fig. 4 A is the knot of the embodiment of the barred body of linear motor provided by the utility model
Structure schematic diagram；The enlarged structure signal that Fig. 4 B is the local A of the embodiment of the barred body of linear motor provided by the utility model
Figure.Fig. 5 is the configuration schematic diagram of the embodiment of the guide pad of linear electric machine provided by the utility model.
As shown in the figures 1 and 2, the utility model embodiment provides a kind of linear electric machine 10, and the linear electric machine 10 includes dynamic
Son 12, stator 11 and guidance set；The guidance set includes the first guide part 13 and the second guide part being oriented to that cooperate
14；
One of first guide part 13 and second guide part 14 are arranged on the mover 12, specifically
, it can be set on the mover face that mover corresponds to the stator；In first guide part 13 and second guide part 14
Another setting on the stator 11, specifically, can be set on the stator face that stator corresponds to the mover；Described
The contact that one guide part 13 can be slided with second guide part 14 along the direction of motion of the mover 12 relatively, described in limiting
Uniform gap is formed between stator 11 and the mover 12.
In some preferred embodiments, slidably to contact between the first guide part 13 and the second guide part 14,
And therebetween because the frictional force influence mover relative stator as small as possible that opposite sliding generates moves, it is therefore desirable to so that extremely
The coefficient of sliding friction of both few opposite contact surface it is smaller (surface that both can make is smooth as far as possible, or
It is small (such as: material of the coefficient of friction less than 0.1) using coefficient of friction as far as possible；And/or in further embodiments, it needs to adopt
With the relatively high material of hardness, specifically, such as using: using steel (such as: bearing steel), alloy material, permeability magnetic material, ceramics
Or or in the future the material with similar functions of exploitation is made carbon fiber etc. now, or will be each by way of physics
Structure made of kind material is combined into an entirety, so that more wear resistant between the first guide part and the second guide part.
Linear electric machine using the above structure may be implemented to limit stator and be moved by the cooperation of gib block and guide pad
The function in the gap between son eliminates the structure in linear outside motor setting guide rail and bracket, it is whole to simplify linear electric machine
The design of body structure, alleviates the weight of linear electric machine.
It should be noted that first guide part and second guide part can include but is not limited to: such as Fig. 1 institute
Show, gib block 13 and guide pad 14；As shown in fig. 6, the structure that Fig. 6 is the embodiment of guidance set provided by the utility model is shown
It is intended to, guide rail 13 and sliding block 14；Or either other now existing or design in the future is opened for guiding axis and sliding block (not shown to anticipate out)
The structure that can be oriented to each other of hair.Below this specific embodiment by taking gib block and guide pad as an example further specifically
It is bright.
It should be noted that linear electric machine described in the utility model can include converting electric energy to kinetic energy output
Motor (linear motor that motor may include: the electric rotating motivation of rotary motion, linear motion)；Also may include by
Kinetic energy is converted into the generator of power output.Therebetween it can be realized, be passed through using same structure in some cases
To identical structure using it is different electrically and mechanically by the way of, to realize the function of generator or motor respectively
Energy.
It should be noted that the stator and mover of the linear electric machine can linearly be transported relatively for what is arbitrarily matched
The dynamic structure for meeting linear electric machine design requirement, such as: the mover 12 of barred body and stator 11 (as shown in Figure 1), the stick of cylinder
Mover 12 and the stator 11 (as shown in Figure 2) of concave body of body etc..
Explanation is needed further exist for, the cross section of the through-Penetration portion of 11 cylinder, which can according to need, is designed to arbitrary shape
Shape, such as: circle, polygon, ellipse；Wherein, polygon can be any side of triangle, rectangle (as shown in Figure 1) etc.
Several polygons.The shape of cross section of the barred body 12 is matched with the cross-sectional shape of through-Penetration portion, so that barred body is just worn
More through-Penetration portion, and there are gaps between rodlike magnetic-conductance portion outer wall and the inner wall of cylinder, and then are led by the first guide part and second
The gap formed between mover and stator to portion is limited to uniform gap；In some preferred embodiments, barred body is transversal
The preferred polygon in face (for example, as shown in Figure 1, rectangle), can be convenient the processing of permanent magnet, and facilitate and be embedded in permanent magnet in this way
In slot.This specific embodiment is illustrated so that the rank street face of through-Penetration portion and the barred body is rectangle as an example.
Further, to further understand the utility model, using the mover of linear electric machine as barred body, and stator is cylinder, the
One guide part be gib block, and the second guide part be guide pad for be further described.
As shown in Figure 1,3, which includes mover 12, stator 11, gib block 13 and guide pad 14, and mover 12 can
Relative stator 11 moves.
The stator 11 is the cylinder 11 being collectively formed by magnetic-conductance portion etc., the direction X that cylinder 11 is moved along the mover
Form through-Penetration portion；
Mover 12 is barred body 12, which includes rodlike magnetic-conductance portion 12, and the rodlike magnetic-conductance portion 12 passes through the through-Penetration portion.
Gib block 13 is arranged along the direction that the mover moves in the barred body 12.
It should be noted that need to guarantee to make guide pad 14 slidably contact with the gib block 13 when cylinder is according to electricity
When magnetic response principle generates the active force that opposite barred body is moved along the direction X that the mover moves, which, which can overcome, is led
To the frictional force generated after contacting with each other between block and gib block, so that guide pad is led relatively along the track that gib block is formed
It is moved to item.In addition, since guide pad 14 is connected on the gib block, so as to limit the position between cylinder and barred body
It sets, so that forming uniform gap therebetween to form magnetic gap.
As shown in figure 3, in some embodiments, the guide pad 14 includes sliding block 141 and fixing piece 142, and sliding block 141 can
With any using more than or equal to 1 as needed, sliding block 141 is fixed on cylinder 11 by fixing piece 142.It can be with multiple cunnings
Block 141 is fixed on jointly on a fixing piece 142 (as shown in Figure 2), and different sliding blocks can also be fixed on to different fixations
On part, preferred first way, in this way saving process, and improve the precision of positioning.
In some embodiments, then the fixing piece 142 is a tubular structure 142 for corresponding to the cylinder 11, the cylinder
The outer wall of shape structure 142 is fixed on the cylinder 11, and inner wall is for fixing one or more sliding block.
In some embodiments, the sliding block 141 can include but is not limited to sliding shoe or roller bearing 141 (such as Fig. 5 institute
Show), preferred roller bearing can reduce the frictional force between guide pad 14 and gib block 13 to the greatest extent by the way of roller bearing.Roller bearing 141
It can be spindle rotationally arranged in by shaft etc. on the fixing piece 142.
As shown in figure 5, in further embodiments, guide pad can also include roller bearing frame 143, roller bearing 141 passes through correspondence
Roller bearing frame 143 be uniformly fixed on the fixing piece 142, fixing piece 142 is fixed on the cylinder 11, to realize cunning
The fixation of block 14.
In addition to configuration described above, in some embodiments, which can also include polyphase windings and/or forever
Magnet etc. others structure, the polyphase windings and permanent magnet (not shown to anticipate out) can be set on stator and/or mover.
As shown in Fig. 4 A, 4B, in some embodiments, when the cross section of 12 inner wall of barred body surround polygon (such as: square
Shape), the gib block 13 is arranged at at least partly angle at each angle of barred body 12 along the direction that the mover 12 moves, one
In a little embodiments, preferably gib block is arranged in each angle of barred body, can preferably keep the stability of motion parts in this way.With cross
For the barred body of rectangle is in section, being preferably directed item 13 is 4, is separately positioned at 4 angles of barred body 12；In addition to this, it leads
Any to item 13 or less than or equal to 4, such as: 2, it is separately positioned on diagonal upper (not shown to anticipate out) of barred body.
In some preferred embodiments, one of first guide part and the stator and mover and/or described
Another in second guide part and the mover and the stator can be through but not limited to being designed to integrally formed knot
Structure connects in such a way that both third fixing pieces two are fixed or therebetween be clamped etc..As shown in Fig. 4 A, 4B,
By taking gib block 13 as an example, the magnetic-conductance portion of gib block 13 and mover 12 can be designed to integrated structure, can need to set
The position for setting gib block, by the design to magnetic-conductance portion, such as: to magnetic-conductance portion, i.e., the position at least four angle of above-mentioned barred body 12
Lead angle design is carried out, so that the lead angle 13 becomes gib block 13, to have the magnetic conduction for reinforcing gib block and first part
The advantage for the tightness that portion combines increases the fastness of gib block and mover positioning, reduces because of mover and the opposite fortune of stator
During dynamic, a possibility that loosening separation occurs therebetween.
It should be noted that each guide rail can be with the quantity of corresponding guide pad it is any, guide pad can be fixed on cylinder
Any position on body, as long as guaranteeing that guide pad is corresponding with gib block.
As shown in figure 5, in some embodiments, guide pad 14 is 2, and 2 guide pads 14 are individually fixed in cylinder 11
Both ends.
In some embodiments, the utility model also provides a kind of automation equipment (not shown to anticipate out), the automation
Equipment includes linear electric machine described in any of the above one embodiment.It should be noted that the automation equipment may include:
Robot；The automation equipment of various functions, may include: transit equipment (such as: using linear in subway or magnetic suspension train
Motor)；Precision instrument (such as: drawing instrument, Medical Devices, aero-space instrument etc.)；Transmission equipment (such as: elevator)；Add
Fast equipment (such as: emitter)；Lifestyle device (such as: electric pull/push door, motor switch curtain) etc..Wherein, robot
It can be regarded as a kind of advanced automation equipment.
Description in relation to linear electric machine is referring to described above, and it is no longer repeated herein.
When an element is expressed " being fixed on ", " being fixed on " another element, it can directly on the other element,
Or there may be one or more elements placed in the middle therebetween.When an element is expressed " connection " another element, it can be with
It is directly to another element or there may be one or more elements placed in the middle therebetween.The art that this specification uses
Language "vertical", "horizontal", "left" and "right", "inner", "outside" and similar statement are for illustrative purposes only.
Unless otherwise defined, technical and scientific term all used in this specification and the skill for belonging to the utility model
The normally understood meaning of the technical staff in art field is identical.Category used in the description of the utility model in this specification
In being only for the purpose of describing specific embodiments, it is not intended to limitation the utility model.
"and/or" in this paper term, only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, such as: A and/or B can indicate individualism A, exist simultaneously A and B, these three situations of individualism B.In addition, herein
Middle character "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or".
Claims and specification of the utility model and term " first ", " second ", " third " in above-mentioned attached drawing
Etc. (if present) be for distinguishing similar object, without being used to describe a particular order or precedence order.It should manage
The data that solution uses in this way are interchangeable under appropriate circumstances, so that the embodiments described herein can be in addition to illustrating herein
Or the sequence other than the content of description is implemented.In addition, term " includes " " having " and their any deformation, it is intended that cover
It covers and non-exclusive includes.Such as: it include that the process, method, system, product or equipment of series of steps or module need not limit
In those of being clearly listed step or module, but including it is being not clearly listed or for these process, methods, be
System, product or equipment intrinsic other steps or module.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in some embodiment
Part, may refer to the associated description of other embodiments.
It should be noted that those skilled in the art should also know that, embodiment described in this description belongs to excellent
Embodiment is selected, related structure and module are not necessarily required by the utility model.
Linear electric machine provided by the utility model embodiment and automation equipment are described in detail above, but with
The explanation of upper embodiment is merely used to help understand the method and its core concept of the utility model, should not be construed as practical to this
Novel limitation.Those skilled in the art, based on the idea of the present invention, in the technology model that the utility model discloses
In enclosing, any changes or substitutions that can be easily thought of, should be covered within the scope of the utility model.
Claims (11)
1. a kind of linear electric machine, which is characterized in that the linear electric machine includes mover, stator and guidance set；The guiding group
Part includes the first guide part and the second guide part being oriented to that cooperate；
One of first guide part and second guide part are arranged on the mover；First guide part and
Another setting in second guide part is on the stator；First guide part and second guide part are described in
The contact that the direction of mover movement can be slided relatively, forms uniform gap to limit between the stator and the mover.
2. linear electric machine according to claim 1, which is characterized in that one of the mover and the stator are cylinder
Body, the cylinder form through-Penetration portion along the direction；Another in the mover and the stator is to pass through the through-Penetration portion
Barred body.
3. linear electric machine according to claim 2, which is characterized in that when the cross section of the barred body is polygon, setting
At least portion of the barred body is arranged in along the direction for first guide part or second guide part on the barred body
On subangle.
4. linear electric machine according to claim 3, which is characterized in that first magnetic-conductance portion or second magnetic-conductance portion with
The barred body is arranged on at least partly angle of the barred body by integrally formed mode.
5. linear electric machine according to claim 1 or 2 or 3, which is characterized in that first guide part and the stator and
Another in one of mover and/or second guide part and the mover and the stator by being integrally formed,
Fixing piece is fixed or clamping structure is fixedly connected.
6. linear electric machine according to claim 1 or 2 or 3, which is characterized in that the guidance set is gib block and guiding
Block assembly, guide rail and slide block assembly or guiding axis and slide block assembly.
7. linear electric machine according to claim 6, which is characterized in that the guide pad includes sliding block and fixing piece；It is described
Sliding block is fixed on stator or the mover by the fixing piece.
8. linear electric machine according to claim 7, which is characterized in that the sliding block includes roller bearing or sliding shoe.
9. linear electric machine according to any one of claims 1-4, which is characterized in that first guide part and described
At least opposite contact surface of two guide parts uses coefficient of friction small and/or material with high hardness.
10. linear electric machine according to any one of claims 1-4, which is characterized in that first guide part with it is described
The magnetic-conductance portion of one of them of mover and the stator forms integrated structure；And/or
Another magnetic-conductance portion in second guide part and the mover and the stator forms integrated structure.
11. a kind of automation equipment, which is characterized in that the automation equipment includes described in claim 1-10 any one
Linear electric machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821684285.5U CN209358413U (en) | 2018-10-17 | 2018-10-17 | A kind of linear electric machine and automation equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821684285.5U CN209358413U (en) | 2018-10-17 | 2018-10-17 | A kind of linear electric machine and automation equipment |
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| Publication Number | Publication Date |
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| CN209358413U true CN209358413U (en) | 2019-09-06 |
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| CN201821684285.5U Expired - Fee Related CN209358413U (en) | 2018-10-17 | 2018-10-17 | A kind of linear electric machine and automation equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109510428A (en) * | 2018-10-17 | 2019-03-22 | 南方电机科技有限公司 | A kind of linear electric machine and automation equipment |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109510428A (en) * | 2018-10-17 | 2019-03-22 | 南方电机科技有限公司 | A kind of linear electric machine and automation equipment |
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