CN208028715U - A kind of damping is tested the speed the brush DC rotor shaft stool of interchangeable axis - Google Patents
A kind of damping is tested the speed the brush DC rotor shaft stool of interchangeable axis Download PDFInfo
- Publication number
- CN208028715U CN208028715U CN201820430806.8U CN201820430806U CN208028715U CN 208028715 U CN208028715 U CN 208028715U CN 201820430806 U CN201820430806 U CN 201820430806U CN 208028715 U CN208028715 U CN 208028715U
- Authority
- CN
- China
- Prior art keywords
- rotor shaft
- hydraulic tappet
- armature spindle
- shaft body
- speed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
Test the speed the brush DC rotor shaft stool of interchangeable axis the utility model discloses a kind of damping,Including armature spindle annular knurl,One end of armature spindle annular knurl is provided with rotor shaft body,The side of rotor shaft body is provided with longitudinal concave idler wheel,The both sides of longitudinal concave idler wheel are provided with circular steel ear,One end of circular steel ear is provided with steel support,The bottom of steel support is provided with the first hydraulic tappet,The bottom of first hydraulic tappet is provided with the second hydraulic tappet,The bottom of second hydraulic tappet is provided with third hydraulic tappet,The bottom of rotor shaft body, which is provided with, changes shaft-cup,The side of rotor shaft body is provided with lateral flat roller,The side of lateral flat roller is provided with reinforcing bar,The side of reinforcing bar is provided with compressed spring,Armature spindle can be allowed to absorb vibrations,Can find in time armature spindle whether normal rotation,Detection rotor rotating speed in time,Facilitate replacement armature spindle,Save time and the process of exchanging rotor axis,Whole device reasonable design,It is easy to use,To effectively raise practicability.
Description
Technical field
The utility model is related to a kind of brush DC rotor shaft stool, more particularly to a kind of damping is tested the speed the direct current of interchangeable axis
Brushless rotor shaft stool.
Background technology
The rotor of brshless DC motor is embedded in iron core surface or embedded core interior by the permanent magnet of certain number of pole-pairs
It constitutes, permanent magnet mostly uses the high-coercive forces such as neodymium iron boron, and the rare earth permanent-magnetic material of hypertonic magnetic induction density is made, this rotor
Permanent-magnet steel effect and permanent-magnet steel effect used in brush motor it is similar, be all established in motor gas-gap it is enough
Magnetic field, the difference is that the permanent-magnet steel in brshless DC motor is mounted in above rotor, and the magnet steel of brush motor is mounted in
Above stator, the rotor structure of brshless DC motor mostly uses surface mount formula magnetic pole, also known as shoe magnetic pole, surface mount formula magnetic
Pole is the tile rare-earth permanent magnet that radial magnetizing is pasted in core exterior surface, rationally designs the air gap that can obtain square
Magnetic flux density.
Past brush DC rotor shaft stool workmanship is simple and crude, and support base can only play the supporting role in short transverse, after
There is producer to carry out technological improvement, increases back-up roller wheel in armature spindle both sides, improve the supporting role of multi-angle, but there are still such as
Lower problem, armature spindle not antidetonation, can not find whether armature spindle rotates in time, can not detect rotor rotating speed, armature spindle not side
Just it replaces.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of damping and tests the speed interchangeable axis
Brush DC rotor shaft stool.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution：
A kind of damping of the utility model is tested the speed the brush DC rotor shaft stool of interchangeable axis, including armature spindle annular knurl, described
One end of armature spindle annular knurl is provided with rotor shaft body, and the side of the rotor shaft body is provided with longitudinal concave idler wheel, described
The both sides of longitudinal concave idler wheel are provided with circular steel ear, and one end of the circular steel ear is provided with steel support, the bottom of the steel support
It is provided with the first hydraulic tappet, the bottom of first hydraulic tappet is provided with the second hydraulic tappet, second hydraulic tappet
Bottom be provided with third hydraulic tappet, the bottom of the rotor shaft body, which is provided with, changes shaft-cup, the one of the rotor shaft body
Side is provided with lateral flat roller, and the side of the transverse direction flat roller is provided with reinforcing bar, and the side of the reinforcing bar is provided with compression bullet
Spring.
As a kind of optimal technical scheme of the utility model, the bottom of the rotor shaft body is provided with laser
Device, the side for changing shaft-cup are provided with laser pickoff.
As a kind of optimal technical scheme of the utility model, one end of the compressed spring is provided with pressure gauge.
As a kind of optimal technical scheme of the utility model, the compressed spring uses oil-tempered spring material.
The advantageous effect that the utility model is reached is：The utility model passes through the idler wheel of setting, compressed spring, laser hair
Emitter, laser pickoff, can allow armature spindle absorb vibrations, can find in time armature spindle whether normal rotation, in time detect
Rotor rotating speed facilitates replacement armature spindle, saves time and the process for tearing entire motor open because of exchanging rotor axis, whole device
Reasonable design, it is easy to use, to effectively raise working efficiency and practicability.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings：
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is one of partial structural diagram of the utility model；
Fig. 3 is the two of the partial structural diagram of the utility model；
Fig. 4 is the three of the partial structural diagram of the utility model；
In figure：1, armature spindle annular knurl；2, rotor shaft body；3, longitudinal concave idler wheel；4, circular steel ear；5, steel support；6,
Three hydraulic tappets；7, the second hydraulic tappet；8, the first hydraulic tappet；9, laser emitter；10, laser pickoff；11, axis is changed
Lid；12, lateral flat roller；13, compressed spring；14, reinforcing bar；15, pressure gauge.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figs 1-4, the utility model provides the brush DC rotor shaft stool that interchangeable axis is tested the speed in a kind of damping, including
Armature spindle annular knurl 1, one end of armature spindle annular knurl 1 are provided with rotor shaft body 2, and the side of rotor shaft body 2 is provided with longitudinal recessed
The both sides of shape idler wheel 3, longitudinal concave idler wheel 3 are provided with circular steel ear 4, and one end of circular steel ear 4 is provided with steel support 5, steel support 5
Bottom is provided with the first hydraulic tappet 8, and the bottom of the first hydraulic tappet 8 is provided with the second hydraulic tappet 7, the second hydraulic tappet 7
Bottom be provided with third hydraulic tappet 6, the bottom of rotor shaft body 2, which is provided with, changes shaft-cup 11, and the side of rotor shaft body 2 is set
It is equipped with lateral flat roller 12, the side of lateral flat roller 12 is provided with reinforcing bar 14, and the side of reinforcing bar 14 is provided with compressed spring 13.
The bottom of rotor shaft body 2 is provided with laser generator 9, and the side for changing shaft-cup 11 is provided with laser pickoff 10,
Laser can calculate current rotor rotating speed when getting on laser pickoff every time and turn number of days, while can also timely feedback non-
Rated speed, that is, 2 failure of rotor shaft body.
One end of compressed spring 13 is provided with pressure gauge 15, is conducive to timely feedback present vibration numerical value, convenient for determining to be
It is no to be suitble to continue that motor is allowed to work.
Compressed spring 13 uses oil-tempered spring material, improves the corrosion resistance and elastic limit of spring.
Specifically, when work, laser emitter 9 and laser pickoff 10 are started to work, 2 normal rotation of rotor shaft body,
When laser generator 9 passes through laser pickoff 10 every time, the record rotor of laser pickoff 10 shaft body 2, which has been turn-taked, counts and works as forward
Speed, when there is vibrations to occur, vibrations are passed to reinforcing bar 14 and compressed spring 13 by rotor shaft body 2 by lateral flat roller 12,
Vibration influence is eliminated in time by compressed spring 13, when being stopped, rotor shaft body 2 needs replacing, and first opens and changes shaft-cup 11,
First hydraulic tappet 8, the second hydraulic tappet 7, third hydraulic tappet 6 extend simultaneously, by the top of longitudinal concave idler wheel 3 to fitting rotor
Shaft body 2 is rotated further by longitudinal concave idler wheel 3 and transports rotor shaft body and changes shaft-cup 11, if the 2 improper rotation of rotor shaft body,
Laser generator 9 and laser pickoff 10 can feed back abnormal rotational speed.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Carry out equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (4)
- The brush DC rotor shaft stool of interchangeable axis 1. a kind of damping is tested the speed, including armature spindle annular knurl (1), the armature spindle annular knurl (1) one end is provided with rotor shaft body (2), which is characterized in that the side of the rotor shaft body (2) is provided with longitudinal concave The both sides of idler wheel (3), the longitudinal concave idler wheel (3) are provided with circular steel ear (4), one end setting of the circular steel ear (4) There are steel support (5), the bottom of the steel support (5) to be provided with the first hydraulic tappet (8), the bottom of first hydraulic tappet (8) is set It is equipped with the second hydraulic tappet (7), the bottom of second hydraulic tappet (7) is provided with third hydraulic tappet (6), the armature spindle The bottom of main body (2), which is provided with, changes shaft-cup (11), and the side of the rotor shaft body (2) is provided with lateral flat roller (12), institute The side for stating lateral flat roller (12) is provided with reinforcing bar (14), and the side of the reinforcing bar (14) is provided with compressed spring (13).
- The brush DC rotor shaft stool of interchangeable axis 2. a kind of damping according to claim 1 is tested the speed, which is characterized in that institute The bottom for stating rotor shaft body (2) is provided with laser generator (9), and the side for changing shaft-cup (11) is provided with laser pickoff (10)。
- The brush DC rotor shaft stool of interchangeable axis 3. a kind of damping according to claim 1 is tested the speed, which is characterized in that institute The one end for stating compressed spring (13) is provided with pressure gauge (15).
- The brush DC rotor shaft stool of interchangeable axis 4. a kind of damping according to claim 1 is tested the speed, which is characterized in that institute It states compressed spring (13) and uses oil-tempered spring material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820430806.8U CN208028715U (en) | 2018-03-28 | 2018-03-28 | A kind of damping is tested the speed the brush DC rotor shaft stool of interchangeable axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820430806.8U CN208028715U (en) | 2018-03-28 | 2018-03-28 | A kind of damping is tested the speed the brush DC rotor shaft stool of interchangeable axis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208028715U true CN208028715U (en) | 2018-10-30 |
Family
ID=63909461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820430806.8U Active CN208028715U (en) | 2018-03-28 | 2018-03-28 | A kind of damping is tested the speed the brush DC rotor shaft stool of interchangeable axis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208028715U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459991A (en) * | 2020-12-04 | 2021-03-09 | 瑞智(九江)精密机电有限公司 | Combined type damper that compressor was used |
-
2018
- 2018-03-28 CN CN201820430806.8U patent/CN208028715U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459991A (en) * | 2020-12-04 | 2021-03-09 | 瑞智(九江)精密机电有限公司 | Combined type damper that compressor was used |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208028715U (en) | A kind of damping is tested the speed the brush DC rotor shaft stool of interchangeable axis | |
| CN101917075A (en) | Punching sheet magnetic pole permanent magnet motor rotor | |
| CN202949297U (en) | Motor rotor and high-speed permanent magnet generator | |
| CN202555839U (en) | Novel gas magnetic bearing electric spindle | |
| CN208337271U (en) | A kind of permanent-magnetic synchronous motor rotor structure | |
| CN205960813U (en) | Permanent -magnet machine stator structure | |
| CN203039490U (en) | Magnetic-suspension high-speed ferrite flywheel energy accumulator | |
| CN205753716U (en) | A kind of rotor core for brushless electric machine | |
| CN105846627A (en) | Rotor structure for improving permanent magnet motor power and torque density | |
| CN206135668U (en) | Array motor | |
| CN202297934U (en) | Permanent magnet bearing for reducing vibration of spinning spindle | |
| CN206595792U (en) | A kind of magneto | |
| CN203734475U (en) | Connection structure of permanent magnet motor rotor | |
| CN203423551U (en) | NdFeB 38SH permanent magnet motor rotor and high-efficiency permanent magnet motor | |
| CN207010440U (en) | A kind of embedded vibrating motor of balancing weight | |
| CN204361833U (en) | bearing-free motor | |
| CN209299113U (en) | Lightweight stepper motor | |
| CN110635597A (en) | Magnetic isolation mechanism of low-speed large-torque permanent magnet motor system | |
| CN207830184U (en) | A kind of air draft power generation integrated formula exhaust fan | |
| CN202513757U (en) | Rare earth permanent magnet motor with encoder arrangement bracket | |
| CN201369647Y (en) | Permanent magnet motor rotor | |
| CN202674017U (en) | Non-balance magnetic bearing | |
| CN204794397U (en) | Motor of electric vehicle | |
| CN212734308U (en) | DC magnetic drill | |
| CN214480008U (en) | Rare earth permanent magnet efficient energy-saving motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |