CN209250364U - A kind of integrated printed-armature motor of integrated magnetic encoder - Google Patents
A kind of integrated printed-armature motor of integrated magnetic encoder Download PDFInfo
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- CN209250364U CN209250364U CN201822217113.3U CN201822217113U CN209250364U CN 209250364 U CN209250364 U CN 209250364U CN 201822217113 U CN201822217113 U CN 201822217113U CN 209250364 U CN209250364 U CN 209250364U
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- end cap
- rear end
- magnetic encoder
- motor
- integrated
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Abstract
The utility model relates to printed-armature motor technical fields, more particularly to a kind of integrated printed-armature motor of integrated magnetic encoder, including positive drive end bearing bracket and rear end cap, shaft is equipped in drive end bearing bracket, shaft is located at one end in accommodating chamber and is arranged with thin type rotor by the position of close end, and thin type rotor includes the armature winding of mounting base and the circular ring shape being fixed in mounting base；On the side wall towards drive end bearing bracket of rear end cap, it is fixed with yoke plate, one group of motor permanent magnet is fixed on yoke plate, rear end cap is equipped with brush；The end face that shaft is located at one end in accommodating chamber is fixed with magnetic encoder permanent magnet, and for rear end cap towards on the side wall of drive end bearing bracket, the position of face magnetic encoder permanent magnet is fixed with magnetoresistive sensor probe and signal processing circuit board.The utility model can substantially reduce motor volume and weight, have structurally reasonable, strong applicability, and easy for installation, response is rapid, good reliability, the low advantage of production cost.
Description
Technical field
The utility model relates to printed-armature motor technical fields more particularly to small in size, light-weight, and structure is simple, at
This low, high reliablity, response is rapid, a kind of integrated printed-armature motor of integrated magnetic encoder easy to install and use.
Background technique
Printed circuit motor stationary part establishes big air gap axial magnetic field using permanent-magnet material, and air gap is planar air-gap.Print
The armature winding of the armature rotor of winding electric machine processed is made of several layers copper conductor by rule connection, and copper conductor is between layers
There is special resin prepreg stain glass fabric to keep insulation.Armature surface doubles as commutator, and brush is by specified position and commutation
Device plane contact.Compared with other motors, the advantage of the motor is mechanical property and control characteristic is linearly, and torque is equal
Even, speed-regulating range width, rapidly, rotary inertia is small, and inductance is small for response, and commutation condition is good, can accomplish sparkless commutation.Due to print
Direct current servo motor processed is commonly used in closed-loop control system, so being often made into the form of unit, motor is coaxially had
Magnetic encoder.Magnetic encoder is mainly made of magnetoresistive sensor, magnetic pole, signal processing circuit.Week is generated when magnetic pole rotates
The space magnetic flux leakage of phase distribution.Magnetic sensing probe converts resistance for the magnetic field signal that vary by magneto-resistance effect
Variation, under the action of applying electrical potential, the resistance value of variation is converted to the variation of voltage, by follow-up signal processing circuit
Processing, the voltage signal of simulation are converted to the digital signal that computer can identify, realize the encoding function of magnetic encoder, resist
Shake, corrosion-resistant, anti-pollution, reliable performance are high, structure is simple.Printed circuit motor and magnetic encoder cooperate, it can be achieved that accurate
Control, is widely used in the automatic control systems such as instrument and meter and office equipment, robot.
Currently, the motor of the integrated encoder of prior art processing, by using the split type of motor and encoder
Design is that encoder intermediate functions part or the company such as be arranged in outside motor to, or be provided with brake assemblies between
Fitting.The motor volume that this allows for the integrated encoder of this structure is larger, and installation is inconvenient, weight weight, and response has delay,
Poor reliability, high production cost.
Summary of the invention
Utility model aims to solve bodies present in the motor of the integrated encoder of prior art processing
Product is larger, and installation is inconvenient, weight weight, and response has the problem of delay, poor reliability, high production cost, and designs a kind of integrated
Magnetic encoder can be integrated into inside motor object by the integrated printed-armature motor of magnetic encoder, the motor, structure
Rationally, it can substantially reduce motor volume and weight, there is strong applicability, easy for installation, rapidly, good reliability produces for response
Advantage at low cost.
The technical solution adopted in the utility model is:
A kind of integrated printed-armature motor of integrated magnetic encoder, drive end bearing bracket and rear end including face fixed setting
Lid, wherein rear end cap swells outward, so that forming an accommodating chamber, the centre bit of the drive end bearing bracket between drive end bearing bracket and rear end cap
It installs and is equipped with perforation, shaft is provided in perforation, one end of shaft extends in accommodating chamber, is provided between shaft and drive end bearing bracket
Bearing；Shaft is located at one end in accommodating chamber and is arranged with thin type rotor by the position of close end, and the thin type rotor includes
The armature winding of mounting base and the circular ring shape being fixed in mounting base；On the side wall towards drive end bearing bracket of the rear end cap,
It is fixedly installed the yoke plate of a circular ring shape, one group of motor permanent magnet is fixedly installed on the side wall towards drive end bearing bracket of yoke plate,
Motor permanent magnet is uniformly arranged around the center location of yoke plate, the center of circle of circle where motor permanent magnet center and the center of circle of yoke plate weight
It closes, the equal face armature winding setting of motor permanent magnet；It is opened up on the rear end cap there are two brush mounting hole, in brush mounting hole
It is respectively fixedly installed a brush, one end of brush penetrates the inner hole of rear end cap and yoke plate, extends to inside accommodating chamber, brush position
It is contacted in one end in accommodating chamber with armature winding；The end face that shaft is located at one end in accommodating chamber is fixedly installed magnetic code
Device permanent magnet, for rear end cap towards on the side wall of drive end bearing bracket, the position of face magnetic encoder permanent magnet is fixedly installed magnetic resistance biography
Sensor probe and signal processing circuit board；The shaft, rotor mount, armature winding, yoke plate and drive end bearing bracket center
It is coaxial arrangement between perforation.
Further, on the side wall of rear end cap backwards of the drive end bearing bracket, middle position is fixedly installed bearing block, bearing
One end of seat extends to the perforated inner of drive end bearing bracket, and the bearing is located inside the bearing block, and the shaft is set through the bearing
It sets.
Further, the armature winding is fixedly installed on the side wall towards rear end cap of mounting base.
Further, the motor permanent magnet be 2N block, N=2,3,4,5.
Further, the drive end bearing bracket is fixedly connected by the first installation bolt with rear end cap.
Further, the bearing block is fixedly connected by the second installation bolt with drive end bearing bracket.
Further, the yoke plate is installed bolt by third and is fixedly connected with rear end cap.
The utility model has the beneficial effects that:
The integrated printed-armature motor of integrated magnetic encoder provided by the utility model by shaft, drive end bearing bracket,
Rear end cap, yoke plate, motor permanent magnet, thin disk type rotor, magnetic encoder permanent magnet, magnetoresistive sensor probe and signal processing electricity
Road plate, integrates integrated design, cancels the axis and shell structure of magnetic encoder, and the axial dimension of compressor set saves former material
Material reduces processing capacity, reduces cost, improves the reliability of product, reduces volume and weight, easy to install and use；Using circle
The advantages of magnetic pole, magnetic field induction unit are located at magnetic pole side, and response is rapid so that motor has, good reliability.
Detailed description of the invention
Fig. 1 is a kind of explosive view of the integrated printed-armature motor of integrated magnetic encoder provided by the utility model；
Fig. 2 is a kind of plan structure of the integrated printed-armature motor of integrated magnetic encoder provided by the utility model
Schematic diagram；
Fig. 3 be in Fig. 2 A-A to schematic cross-sectional view.
In figure: 1, drive end bearing bracket；2, motor permanent magnet；3, rear end cap；4, shaft；5, magnetic encoder permanent magnet；6, magnetic resistance
Sensor probe and signal processing circuit board；7, mounting base；8, armature winding；9, brush；10, yoke plate；11, bearing block；12, axis
It holds；13, the first installation bolt；14, the second installation bolt；15, third installs bolt.
Specific embodiment
The core of the utility model is to provide a kind of integrated printed-armature motor of integrated magnetic encoder.
The content of the utility model is described further with reference to the accompanying drawing:
A kind of integrated printed-armature motor of integrated magnetic encoder, as shown in Fig. 1 ~ 3, including face fixed setting
Drive end bearing bracket 1 and rear end cap 3, drive end bearing bracket 1 are fixedly connected with rear end cap 3 by the first installation bolt 13, and wherein rear end cap 3 is grand outward
It rises, so that forming an accommodating chamber between drive end bearing bracket 1 and rear end cap 3, the center of drive end bearing bracket 1 is provided with perforation, in perforation
It is provided with shaft 4, one end of shaft 4 extends in accommodating chamber, bearing 12 is provided between shaft 4 and drive end bearing bracket 1, in drive end bearing bracket
On 1 side wall of rear end cap 3 backwards, middle position is fixedly connected with bearing block 11, bearing block 11 by the second installation bolt 14
One end extend to the perforated inner of drive end bearing bracket 1, bearing 12 is located inside the bearing block 11, and shaft 4 is arranged through the bearing 12；
Shaft 4 is located at one end in accommodating chamber and is equipped with thin type rotor by the position fixing sleeve of close end, and thin type rotor includes installation
The armature winding 8 of seat 7 and the circular ring shape being fixed in mounting base 7, armature winding 8 are fixedly installed on the direction of mounting base 7
On the side wall of rear end cap 3；On the side wall towards drive end bearing bracket 1 of rear end cap 3, bolt 15 is installed by third and is fixedly installed with one
The yoke plate 10 of circular ring shape is fixedly installed one group of motor permanent magnet 2, motor permanent magnetism on the side wall towards drive end bearing bracket 1 of yoke plate 10
The quantity of body 2 is 2N block, wherein N=2,3,4,5；N=4 are taken in the present embodiment, that is, use 8 pieces of motor permanent magnets, 2,8 pieces of motors
Permanent magnet 2 is uniformly arranged around the center location of yoke plate 10, the center of circle in the center of circle of circle and yoke plate 10 where 2 center of motor permanent magnet
It is overlapped, the setting of the equal face armature winding 8 of motor permanent magnet 2；It is opened up on rear end cap 3 there are two 9 mounting hole of brush, brush 9 is installed
A brush 9 is respectively fixedly installed in hole, one end of brush 9 penetrates the inner hole of rear end cap 3 and yoke plate 10, extends in accommodating chamber
Portion, one end that brush 9 is located in accommodating chamber are contacted with armature winding 8；The end face fixation that shaft 4 is located at one end in accommodating chamber is set
It is equipped with magnetic encoder permanent magnet 5, rear end cap 3 is towards on the side wall of drive end bearing bracket 1, the position of face magnetic encoder permanent magnet 5
It is fixedly installed magnetoresistive sensor probe and signal processing circuit board 6, magnetic encoder lead-out wire is also provided on rear end cap 3 and wears
Hole, magnetic encoder lead-out wire are drawn out to outside rear end cap 3 by the perforation；Above-mentioned shaft 4, rotor mount 7, armature winding
It 8, is coaxial arrangement between the perforation of 1 center of yoke plate 10 and drive end bearing bracket.
When electric motor operation, coaxial magnetic encoder rotation generates the space magnetic flux leakage of period profile.Magnetic Sensor is visited
Head converts the magnetic field signal that vary to by magneto-resistance effect the variation of resistance, by follow-up signal processing circuit
Processing is converted to the digital signal that computer can identify, electric machine controller changes the ginseng such as input voltage of motor according to the signal
Number guarantees the invariablenes turning speed of motor, constitutes velocity close-loop control.
Claims (7)
1. a kind of integrated printed-armature motor of integrated magnetic encoder, it is characterised in that: before face fixed setting
End cap and rear end cap, wherein rear end cap swells outward, so that forming an accommodating chamber, the front end between drive end bearing bracket and rear end cap
The center of lid is provided with perforation, and shaft is provided in perforation, and one end of shaft extends in accommodating chamber, shaft and drive end bearing bracket
Between be provided with bearing；Shaft is located at one end in accommodating chamber and is arranged with thin type rotor, the thin disk by the position of close end
Type rotor includes the armature winding of mounting base and the circular ring shape being fixed in mounting base；The rear end cap towards drive end bearing bracket
Side wall on, be fixedly installed the yoke plate of a circular ring shape, be fixedly installed on the side wall towards drive end bearing bracket of yoke plate one group electricity
Machine permanent magnet, motor permanent magnet are uniformly arranged around the center location of yoke plate, the center of circle of circle and yoke where motor permanent magnet center
The center of circle of plate is overlapped, the equal face armature winding setting of motor permanent magnet；It is opened up on the rear end cap there are two brush mounting hole, it is electric
A brush is respectively fixedly installed in brush mounting hole, one end of brush penetrates the inner hole of rear end cap and yoke plate, extends to accommodating chamber
Inside, one end that brush is located in accommodating chamber are contacted with armature winding；The end face fixation that shaft is located at one end in accommodating chamber is set
It is equipped with magnetic encoder permanent magnet, rear end cap towards on the side wall of drive end bearing bracket, fix by the position of face magnetic encoder permanent magnet
It is provided with magnetoresistive sensor probe and signal processing circuit board；The shaft, rotor mount, armature winding, yoke plate and front end
It is coaxial arrangement between the perforation of lid center.
2. the integrated printed-armature motor of integrated magnetic encoder according to claim 1, it is characterised in that: before described
On the side wall of rear end cap backwards of end cap, middle position is fixedly installed bearing block, and one end of bearing block extends to drive end bearing bracket
Perforated inner, the bearing are located inside the bearing block, and the shaft is arranged through the bearing.
3. the integrated printed-armature motor of integrated magnetic encoder according to claim 1, it is characterised in that: the electricity
Pivot winding is fixedly installed on the side wall towards rear end cap of mounting base.
4. the integrated printed-armature motor of integrated magnetic encoder according to claim 1, it is characterised in that: the electricity
Machine permanent magnet be 2N block, N=2,3,4,5.
5. the integrated printed-armature motor of integrated magnetic encoder according to claim 1, it is characterised in that: before described
End cap is fixedly connected by the first installation bolt with rear end cap.
6. the integrated printed-armature motor of integrated magnetic encoder according to claim 2, it is characterised in that: the axis
It holds seat and is fixedly connected by the second installation bolt with drive end bearing bracket.
7. the integrated printed-armature motor of integrated magnetic encoder according to claim 1, it is characterised in that: the yoke
Plate is installed bolt by third and is fixedly connected with rear end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822217113.3U CN209250364U (en) | 2018-12-27 | 2018-12-27 | A kind of integrated printed-armature motor of integrated magnetic encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822217113.3U CN209250364U (en) | 2018-12-27 | 2018-12-27 | A kind of integrated printed-armature motor of integrated magnetic encoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209250364U true CN209250364U (en) | 2019-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822217113.3U Active CN209250364U (en) | 2018-12-27 | 2018-12-27 | A kind of integrated printed-armature motor of integrated magnetic encoder |
Country Status (1)
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| CN (1) | CN209250364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111342617A (en) * | 2020-04-13 | 2020-06-26 | 深圳市时代方舟智能科技有限公司 | Magnetic encoding servo controller and hub motor integrated structure |
-
2018
- 2018-12-27 CN CN201822217113.3U patent/CN209250364U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111342617A (en) * | 2020-04-13 | 2020-06-26 | 深圳市时代方舟智能科技有限公司 | Magnetic encoding servo controller and hub motor integrated structure |
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