CN209375296U - A kind of micro-step motor that production cost is low - Google Patents
A kind of micro-step motor that production cost is low Download PDFInfo
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- CN209375296U CN209375296U CN201920145399.0U CN201920145399U CN209375296U CN 209375296 U CN209375296 U CN 209375296U CN 201920145399 U CN201920145399 U CN 201920145399U CN 209375296 U CN209375296 U CN 209375296U
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- end cover
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Abstract
The utility model discloses a kind of micro-step motors that production cost is low, including casing, the side outer wall of the casing is provided with first end cover, and the other side outer wall of casing is provided with second end cover, the internal activity of the casing is equipped with shaft, the inner surface of the casing is provided with matrix, and bonding offset plate is provided between matrix and the inner wall of casing, the outer surface of the shaft is socketed with first bearing, rotor and second bearing, described matrix is fixedly connected with stator tooth pole close to the one side wall of rotor, the outer surface of the rotor and stator tooth extremely offer serrated slot close to the side outer wall of rotor, the inner surface of the first end cover is fixedly installed with heat-conducting plate.In the utility model, motor is easy to assembly, can reduce production cost, increase economic efficiency, the heat dissipation effect enhancing of motor, meanwhile, the phenomenon that improving step square precision, can avoid step-out, structure novel has good practicability.
Description
Technical field
The utility model relates to the low miniature stepping electricity of micro-step motor technical field more particularly to a kind of production cost
Machine.
Background technique
As what electronic technology and precision processing technology were studied gos deep into, stepper motor just develops towards micromation direction, micro-
Type stepper motor is the execution unit in MEMS, micro-step motor using such as ceramics, metal, composite material it is micro-
The part of components needed for stepper motor assembly is made in motor material, these are small, material and different properties is reliably
It is assembled into complete micro machine product, is technical process important in micro machine manufacture, traditional micro-step motor is producing
During, stator line is first mounted on casing internal and carries out coiling inconvenience again, multiple groups coil winding machinery hand need to be used, so that miniature step
Production cost into motor is higher, low in economic efficiency, meanwhile, the heat dissipation effect of stepper motor is bad, is easy to damage because of overheat
Bad workpiece.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of production cost proposed is low
Micro-step motor.
To achieve the goals above, the utility model adopts the technical scheme that
The side outer wall of a kind of micro-step motor that production cost is low, including casing, the casing is provided with first end
Lid, and the other side outer wall of casing is provided with second end cover, the internal activity of the casing are equipped with shaft, the casing it is interior
Surface is provided with matrix, and bonding offset plate is provided between matrix and the inner wall of casing, and the outer surface of the shaft is socketed with
The middle position of first bearing and second bearing is arranged in one bearing, rotor and second bearing, the rotor, and described matrix is close
The one side wall of rotor is fixedly connected with stator tooth pole, and the outer surface of the rotor and stator tooth are extremely equal close to the side outer wall of rotor
Serrated slot is offered, the inner surface of the first end cover is fixedly installed with heat-conducting plate.
Preferably, the shaft and the one side wall of casing, second end cover, which run through, connects, the model F310 of the casing,
And casing, first end cover and second end cover are aluminum alloy material.
Preferably, the outer surface edge position of the second end cover offers screw hole.
Preferably, the first bearing is positioned close to the side of second end cover, the first bearing, rotor and the second axis
Hold the inside for being arranged at casing.
Preferably, the outer surface of the stator tooth pole is wound with coil, and described matrix is monocrystalline silicon material, and the rotor is adopted
Use permanent-magnet material.
Preferably, the inside of the casing is provided with fan close to the side of first end cover.
Compared with prior art, the utility model has the beneficial effects that
1, in the utility model, aluminium sheet needed for reducing stepper motor by setting casing, meanwhile, matrix passes through bonded adhesives
Plate is fixed on inside, first can carry out coiling to matrix in outside, and will entirely carry out complete stator structure push-in motor inside
It is fixed, it is easy for installation, production cost is reduced, is increased economic efficiency.
2, in the utility model, the heat dissipation effect of end cap can be enhanced by the heat-conducting plate of setting, so that motor be discharged in time
The heat generated is run, the service life of stepper motor is extended, multiple serrated slots of setting can be improved step square precision, avoid step-out
The phenomenon that.
To sum up, micro-step motor is easy to assembly, can reduce production cost, increase economic efficiency, the heat dissipation effect of motor
Enhancing, meanwhile, the phenomenon that improving step square precision, avoid step-out, structure novel has good practicability.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of low micro-step motor of production cost structural schematic diagram；
Fig. 2 be the utility model proposes a kind of low micro-step motor of production cost explosion views；
Fig. 3 be the utility model proposes a kind of low micro-step motor of production cost main view；
Fig. 4 be the utility model proposes a kind of low micro-step motor of production cost in first end cover explosion views.
In figure: 1 casing, 2 first end covers, 3 second end covers, 4 shafts, 5 screw holes, 6 matrixes, 7 bonding offset plates, 8 first bearings,
9 rotors, 10 second bearings, 11 stator tooth poles, 12 coils, 13 serrated slots, 14 heat-conducting plates, 15 fans.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-4, a kind of micro-step motor that production cost is low, including casing 1, the side outer wall setting of casing 1
There is first end cover 2, and the other side outer wall of casing 1 is provided with second end cover 3, the internal activity of casing 1 is equipped with shaft 4, machine
The inner surface of shell 1 is provided with matrix 6, and bonding offset plate 7, the outer surface of shaft 4 are provided between matrix 6 and the inner wall of casing 1
It is socketed with first bearing 8, rotor 9 and second bearing 10, the middle position of first bearing 8 and second bearing 10 is arranged in rotor 9,
Matrix 6 is fixedly connected with stator tooth pole 11 close to the one side wall of rotor 9, and the outer surface and stator tooth pole 11 of rotor 9 are close to rotor 9
Side outer wall offer serrated slot 13, the inner surface of first end cover 2 is fixedly installed with heat-conducting plate 14.
Shaft 4 and the one side wall of casing 1, second end cover 3, which run through, to be connected, the model F310 of the casing 1, and casing 1,
First end cover 2 and second end cover 3 are aluminum alloy material, and the outer surface edge position of second end cover 3 offers screw hole
5, first bearing 8 is positioned close to the side of second end cover 3, and first bearing 8, rotor 9 and second bearing 10 are arranged at casing 1
Inside, the outer surface of stator tooth pole 11 is wound with coil 12, and matrix 6 is monocrystalline silicon material, and rotor 9 uses permanent-magnet material, machine
The inside of shell 1 is provided with fan 15 close to the side of first end cover 2.
Working principle: casing 1, first end cover 2 and the second end cover 3 connected by screw hole 5 constitute the shell of stepper motor, type
Number for F310 casing 1 reduce stepper motor needed for aluminium sheet, meanwhile, matrix 6 by be bonded offset plate 7 be fixed on the interior of casing 1
Portion first can carry out coiling to matrix 6 in outside, and will be fixed inside entire complete stator structure push-in motor, install
It is convenient, production cost is reduced, is increased economic efficiency, coil 12 is wound on stator tooth pole 11, when motor operation, matrix 6, stator
The stator structure induced current of tooth pole 11 and the composition of coil 12 and the rotation that magnetic pull drive shaft 4 is generated by rotor 9, first
Bearing 8 and second bearing 10 play transmission effect, meanwhile, the phenomenon that walking square precision, avoiding step-out can be improved in multiple serrated slots 13,
Heat-conducting plate 14 enhances the heat dissipation effect of first end cover 2, and the heat of the bulging of fan 15 can be discharged in time, extend the use of stepper motor
In the service life, in the utility model, motor is easy to assembly, can reduce production cost, increase economic efficiency, and the heat dissipation effect of motor increases
By force, meanwhile, the phenomenon that improving step square precision, can avoid step-out, structure novel has good practicability.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of micro-step motor that production cost is low, including casing (1), which is characterized in that outside the side of the casing (1)
Wall is provided with first end cover (2), and the other side outer wall of casing (1) is provided with second end cover (3), the inside of the casing (1)
Be movably installed with shaft (4), the inner surface of the casing (1) is provided with matrix (6), and the inner wall of matrix (6) and casing (1) it
Between be provided with bonding offset plate (7), the outer surface of the shaft (4) is socketed with first bearing (8), rotor (9) and second bearing
(10), rotor (9) setting is in the middle position of first bearing (8) and second bearing (10), and described matrix (6) is close to rotor
(9) one side wall is fixedly connected with stator tooth pole (11), and the outer surface and stator tooth pole (11) of the rotor (9) are close to rotor
(9) side outer wall offers serrated slot (13), and the inner surface of the first end cover (2) is fixedly installed with heat-conducting plate (14).
2. a kind of low micro-step motor of production cost according to claim 1, which is characterized in that the shaft (4)
Run through connection, the model F310 of the casing (1), and casing (1), first with one side wall, the second end cover (3) of casing (1)
End cap (2) and second end cover (3) are aluminum alloy material.
3. a kind of low micro-step motor of production cost according to claim 1, which is characterized in that the second end cover
(3) outer surface edge position offers screw hole (5).
4. a kind of low micro-step motor of production cost according to claim 1, which is characterized in that the first bearing
(8) it is positioned close to the side of second end cover (3), the first bearing (8), rotor (9) and second bearing (10) are arranged at
The inside of casing (1).
5. a kind of low micro-step motor of production cost according to claim 1, which is characterized in that the stator tooth pole
(11) outer surface is wound with coil (12), and described matrix (6) is monocrystalline silicon material, and the rotor (9) uses permanent-magnet material.
6. a kind of low micro-step motor of production cost according to claim 1, which is characterized in that the casing (1)
Inside the side of first end cover (2) is provided with fan (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920145399.0U CN209375296U (en) | 2019-01-28 | 2019-01-28 | A kind of micro-step motor that production cost is low |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920145399.0U CN209375296U (en) | 2019-01-28 | 2019-01-28 | A kind of micro-step motor that production cost is low |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209375296U true CN209375296U (en) | 2019-09-10 |
Family
ID=67827103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920145399.0U Active CN209375296U (en) | 2019-01-28 | 2019-01-28 | A kind of micro-step motor that production cost is low |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209375296U (en) |
-
2019
- 2019-01-28 CN CN201920145399.0U patent/CN209375296U/en active Active
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