CN209640363U - A kind of alternator shaft device for testing rotating speed - Google Patents
A kind of alternator shaft device for testing rotating speed Download PDFInfo
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- CN209640363U CN209640363U CN201821823815.XU CN201821823815U CN209640363U CN 209640363 U CN209640363 U CN 209640363U CN 201821823815 U CN201821823815 U CN 201821823815U CN 209640363 U CN209640363 U CN 209640363U
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Abstract
The utility model discloses a kind of alternator shaft device for testing rotating speed, including shaft to be tested, test the speed rotating cylinder, pedestal and strong magnet, four corners of the base bottom are respectively and fixedly provided with movable part, and undersetting is provided with below movable part, the inside of the undersetting is provided with preformed groove, and the inside of preformed groove is respectively and fixedly provided with reset spring, the cylinder sidewall that tests the speed is internally provided with carbon steel enhancement layer, the outer application of the rotating cylinder that tests the speed has polytetrafluoroethylene (PTFE) anti-corrosion layer, the output end of the Hall sensor is electrically connected by the input terminal of conducting wire and single-chip microcontroller, and the output end of single-chip microcontroller is electrically connected by the input terminal of conducting wire and wireless signal transceiver module.The utility model is by being equipped with servo motor, shaft to be tested, the rotating cylinder that tests the speed, strong magnet and Hall sensor, and when strong magnet is often rotated to below Hall sensor, Hall sensor just generates a pulse, and the interval for measuring pulse signal can learn revolving speed.
Description
Technical field
The utility model relates to device for testing rotating speed technical field, specially a kind of alternator shaft device for testing rotating speed.
Background technique
Hair servo motor refer to the mechanical equipment by the energy conversion of other forms at electric energy, industrial and agricultural production, national defence,
Have been widely used in science and technology and daily life, hair servo motor shaft is to send out the important component of servo motor, is being manufactured
Industry and other machinery fields, it is often necessary to the test of revolving speed is carried out to hair servo motor shaft.
The test of existing shaft revolving speed be usually manually carried out using timer, not only expend a large amount of human resources and when
Between and there is also the phenomenons of data test inaccuracy, and partial test device does not have shock-absorbing function, is easy hair at runtime
Raw vibration, influences test result, and the rotating cylinder that tests the speed of such device is not easy to be fixedly connected with shaft to be tested, this
Outside, the structural strength and compressive property of the rotating cylinder that tests the speed of such device are bad, are easily damaged after long-time use, service life compared with
It is short, therefore it is badly in need of a kind of alternator shaft device for testing rotating speed to meet the needs of people.
Utility model content
The purpose of this utility model is to provide a kind of alternator shaft device for testing rotating speed, to solve above-mentioned background technique
Under traditional time-consuming and laborious efficiency that manually tests the speed of middle proposition, existing test device does not have shock-absorbing function, and test the speed rotating cylinder
Limit can not be fixed with shaft to be detected and the problem of device is easily damaged.
To achieve the above object, the utility model provides the following technical solutions: a kind of alternator shaft device for testing rotating speed,
Including shaft to be tested, the rotating cylinder that tests the speed, pedestal and strong magnet, four corners of the base bottom are respectively and fixedly provided with movable part,
And undersetting is provided with below movable part, the inside of the undersetting is provided with preformed groove, and the inside of preformed groove is equal
It is fixed with reset spring, one end of the base top is fixed with control cabinet, and the side of control cabinet is embedded with display screen, described
The inner sidewall of control cabinet is provided with metal net layer, and one end inside the control cabinet is fixed with wireless signal transceiver module, and controls
The other end inside case processed is fixed with single-chip microcontroller, and the both ends of the base top are respectively and fixedly provided with frame body, and the center of frame body bottom
It is fixed with Hall sensor at position, is fixed with servo motor on the pedestal of the control cabinet side, and servo motor side
It is fixed with fixed frame on pedestal, shaft to be tested is fixed with by bearing block between the fixed frame and servo motor, and to be measured
One end of preliminary operation axis and the output end of servo motor connect, and the outer sheath of shaft to be tested is equipped with the rotating cylinder that tests the speed, described to test the speed
Cylinder sidewall is internally provided with carbon steel enhancement layer, and evenly distributed there are stiffness spring set, the survey in the two sides of carbon steel enhancement layer
The outer application of fast rotating cylinder has a polytetrafluoroethylene (PTFE) anti-corrosion layer, and the output end of the Hall sensor passes through conducting wire and single-chip microcontroller
Input terminal is electrically connected, and the output end of single-chip microcontroller is electrically connected by the input terminal of conducting wire and wireless signal transceiver module.
Preferably, the side of the frame body is provided with sliding slot, and the top of the Hall sensor is fixed with and sliding slot phase
The sliding block matched, and Hall sensor and sliding slot constitute sliding equipment.
Preferably, fixture block is uniformly fixed at the outer rim of the shaft to be tested, the inner sidewall of the rotating cylinder that tests the speed is uniform
It is provided with card slot, the fixture block is connect with card slot, and the shaft to be tested and the rotating cylinder that tests the speed constitute installing and dismounting structure.
Preferably, strong magnet is evenly arranged on the outside of the rotating cylinder that tests the speed, and strong magnet is in concentric arrays.
Preferably, the longitudinal section of the movable part is in U-typed, and the both ends of movable part bottom are respectively and fixedly provided with limited block.
Preferably, the inside of the carbon steel enhancement layer is evenly arranged with reinforcing rib, and reinforcing rib is in " X " type structure.
Compared with prior art, the utility model has the beneficial effects that
(1) the alternator shaft device for testing rotating speed is by being equipped with servo motor, shaft to be tested, the rotating cylinder that tests the speed, strong
Magnet and Hall sensor, the rotating cylinder that tests the speed are set in the outside of shaft to be tested, and servo motor drives shaft rotation to be tested,
The rotating cylinder that tests the speed rotates together, strong magnet is evenly arranged on the rotating cylinder that tests the speed, when strong magnet is often rotated to below Hall sensor, suddenly
You just generate a pulse by sensor, and the interval for measuring pulse signal can learn revolving speed, test the speed without manually timing, save
Shi Shengli, as a result accurately.
(2) the alternator shaft device for testing rotating speed at the outer rim of shaft to be tested by being uniformly fixed with fixture block, In
The inner sidewall of rotating cylinder of testing the speed is evenly arranged with the card slot to match with fixture block, so that consolidating convenient for device under test and the sleeve that tests the speed
Dingan County's dress and limit, while the overall diameter of shaft to be tested and the interior diameter for the rotating cylinder that tests the speed match, so that the rotating cylinder that tests the speed can be with
It rotates, tests the speed together with shaft to be tested.
(3) the alternator shaft device for testing rotating speed is by being equipped with pedestal, undersetting, movable part, preformed groove and answering
Position spring, so that, if device shakes, movable part can slide up and down in preformed groove when carrying out device operation, by multiple
Position spring plays the role of buffering and damping, plays vibration damper, improves stability, avoids the excessive influence of Oscillation Amplitude
Test result.
(4) the alternator shaft device for testing rotating speed is by being internally provided with carbon steel enhancement layer in the cylinder sidewall that tests the speed,
The inside of carbon steel enhancement layer is evenly distributed " X " type reinforcing rib, and convenient for improving the structural strength for the rotating cylinder that tests the speed, while carbon steel is reinforced
The two sides of layer are evenly arranged with stiffness spring set, convenient for improving device compressive property, are less likely to be damaged it, extend and use the longevity
Life.
Detailed description of the invention
Fig. 1 is the positive structure diagram of the utility model.
Fig. 2 is the shaft side elevational cross-section structural schematic diagram to be tested of the utility model.
Fig. 3 is the control cabinet the schematic diagram of the section structure of the utility model.
Fig. 4 is amplification profile structural schematic diagram at A in Fig. 1 of the utility model.
Fig. 5 is the cylinder sidewall the schematic diagram of the section structure that tests the speed of the utility model.
In figure: 1, control cabinet；2, display screen；3, frame body；4, servo motor；5, sliding slot；6, shaft to be tested；7, sliding block；
8, Hall sensor；9, test the speed rotating cylinder；10, pedestal；11, fixed frame；12, fixture block；13, strong magnet；14, card slot；15, wireless communication
Number transceiver module；16, metal net layer；17, single-chip microcontroller；18, movable part；19, reset spring；20, preformed groove；21, undersetting；
22, polytetrafluoroethylene (PTFE) anti-corrosion layer；23, stiffness spring set；24, carbon steel enhancement layer；25, reinforcing rib.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, a kind of embodiment provided by the utility model: a kind of alternator shaft device for testing rotating speed, packet
Shaft 6, the rotating cylinder 9 that tests the speed, pedestal 10 and strong magnet 13 to be tested are included, four corners of 10 bottom of pedestal are respectively and fixedly provided with movable part
18, and the lower section of movable part 18 is provided with undersetting 21, the inside of undersetting 21 is provided with preformed groove 20, and preformed groove 20
Inside be respectively and fixedly provided with reset spring 19, the longitudinal section of movable part 18 is in U-typed, and the both ends of 18 bottom of movable part are respectively and fixedly provided with
Limited block avoids movable part 18 from slipping, and the one end at the top of pedestal 10 is fixed with control cabinet 1, and the side of control cabinet 1 be embedded with it is aobvious
Display screen 2, the inner sidewall of control cabinet 1 are provided with metal net layer 16, and one end inside control cabinet 1 is fixed with wireless signal transceiver module
15, and the other end inside control cabinet 1 is fixed with single-chip microcontroller 17, the model of single-chip microcontroller 17 can be ZYWYKJ, 10 top of pedestal
Both ends are respectively and fixedly provided with frame body 3, and the central position of 3 bottom of frame body is fixed with Hall sensor 8, and the side of frame body 3 is provided with
Sliding slot 5, the top of Hall sensor 8 is fixed with the sliding block 7 to match with sliding slot 5, and Hall sensor 8 and sliding slot 5 are constituted and slided
Motivation structure is conveniently adjusted the position of Hall sensor 8, and servo motor 4, servo electricity are fixed on the pedestal 10 of 1 side of control cabinet
The model of machine 4 can be Y90S-2, and fixed frame 11 is fixed on the pedestal 10 of 4 side of servo motor, fixed frame 11 and servo electricity
Shaft 6 to be tested is fixed with by bearing block between machine 4, and the output end of one end of shaft to be tested 6 and servo motor 4 connects
It connects, and the outer sheath of shaft to be tested 6 is equipped with the rotating cylinder 9 that tests the speed, and fixture block 12 is uniformly fixed at the outer rim of shaft 6 to be tested, surveys
The inner sidewall of fast rotating cylinder 9 is evenly arranged with card slot 14, and fixture block 12 is connect with card slot 14, shaft 6 to be tested and 9 structure of rotating cylinder that tests the speed
At installing and dismounting structure, it is convenient for being fixedly mounted and limit, the outside for the rotating cylinder 9 that tests the speed is evenly arranged with strong magnet 13, and is strong
Magnet 13 is in concentric arrays, and when strong magnet 13 often rotates to 8 lower section of Hall sensor, Hall sensor 8 just generates an arteries and veins
Punching, the interval for measuring pulse signal can learn revolving speed, and 9 side wall of rotating cylinder that tests the speed is internally provided with carbon steel enhancement layer 24, carbon steel
The inside of enhancement layer 24 is evenly arranged with reinforcing rib 25, and reinforcing rib 25 is in " X " type structure, improves the intensity for the rotating cylinder 9 that tests the speed,
And carbon steel enhancement layer 24 two sides it is evenly distributed have stiffness spring cover 23, the outer application for the rotating cylinder 9 that tests the speed has polytetrafluoroethylene (PTFE) resistance to
The output end of corrosion layer 22, Hall sensor 8 is electrically connected by the input terminal of conducting wire and single-chip microcontroller 17, and single-chip microcontroller 17 is defeated
Outlet is electrically connected by the input terminal of conducting wire and wireless signal transceiver module 15.
Working principle: in use, firstly, the rotating cylinder 9 that tests the speed to be set in the outside of shaft 6 to be tested, shaft 6 to be tested
It is uniformly fixed with fixture block 12 at outer rim, the card slot 14 to match with fixture block 12 is evenly arranged in the inner sidewall for the rotating cylinder 9 that tests the speed, just
In installation and limit is fixed, the overall diameter of shaft 6 to be tested and the interior diameter for the rotating cylinder 9 that tests the speed match, and turn so that testing the speed
Cylinder 9 can rotate together with shaft 6 to be tested, test the speed later and shaft 6 to be tested is mounted on to the output end of servo motor 4, connect
Servo motor 4 drives shaft 6 to be tested to rotate behind energization source, and the rotating cylinder 9 that tests the speed also rotates, and is evenly arranged on the rotating cylinder 9 that tests the speed strong
Magnet 13, when strong magnet 13 often rotates to 8 lower section of Hall sensor, Hall sensor 8 just generates a pulse, Hall sensor
8 output end is electrically connected by the input terminal of conducting wire and single-chip microcontroller 17, and the output end of single-chip microcontroller 17 passes through conducting wire and wireless communication
The input terminal of number transceiver module 15 is electrically connected, and wireless signal transceiver module 15 is sent to background terminal, measures pulse signal
Interval can obtain the revolving speed of shaft 6 to be tested, test the speed without manually timing, time saving and energy saving, as a result accurately, filled
When setting operation, movable part 18 can slide up and down in preformed groove 20, play the role of buffering and damping by reset spring 19, rise
To the effect of vibration damper, stability is improved, the excessive influence test result of Oscillation Amplitude is avoided, in 9 side wall of rotating cylinder that tests the speed
Portion, which is provided with carbon steel enhancement layer 24 and stiffness spring set 23, is less likely to be damaged it convenient for improving device compressive property, extends
Service life.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of alternator shaft device for testing rotating speed, including shaft to be tested (6), the rotating cylinder that tests the speed (9), pedestal (10) and strong magnetic
Iron (13), it is characterised in that: four corners of pedestal (10) bottom are respectively and fixedly provided with movable part (18), and movable part (18)
Lower section be provided with undersetting (21), the inside of the undersetting (21) is provided with preformed groove (20), and preformed groove (20)
Inside be respectively and fixedly provided with reset spring (19), one end at the top of the pedestal (10) is fixed with control cabinet (1), and control cabinet (1)
Side be embedded with display screen (2), the inner sidewall of the control cabinet (1) is provided with metal net layer (16), in the control cabinet (1)
The one end in portion is fixed with wireless signal transceiver module (15), and the other end of control cabinet (1) inside is fixed with single-chip microcontroller (17), institute
It states the both ends at the top of pedestal (10) to be respectively and fixedly provided with frame body (3), and the central position of frame body (3) bottom is fixed with Hall sensor
(8), it is fixed with servo motor (4) on the pedestal (10) of control cabinet (1) side, and the pedestal of servo motor (4) side
(10) it is fixed with fixed frame (11), is fixed between the fixed frame (11) and servo motor (4) by bearing block to be tested on
Shaft (6), and one end of shaft to be tested (6) is connect with the output end of servo motor (4), and the outside of shaft to be tested (6)
It is arranged with the rotating cylinder that tests the speed (9), the rotating cylinder that tests the speed (9) side wall is internally provided with carbon steel enhancement layer (24), and carbon steel enhancement layer
(24) two sides are evenly distributed to be had stiffness spring set (23), and the outer application of the rotating cylinder that tests the speed (9) has polytetrafluoroethylene (PTFE) corrosion resistant
It loses layer (22), the output end of the Hall sensor (8) is electrically connected by conducting wire and the input terminal of single-chip microcontroller (17), and monolithic
The output end of machine (17) is electrically connected by conducting wire and the input terminal of wireless signal transceiver module (15).
2. a kind of alternator shaft device for testing rotating speed according to claim 1, it is characterised in that: the frame body (3)
Side is provided with sliding slot (5), and the top of the Hall sensor (8) is fixed with the sliding block (7) to match with sliding slot (5), and suddenly
That sensor (8) and sliding slot (5) constitutes sliding equipment.
3. a kind of alternator shaft device for testing rotating speed according to claim 1, it is characterised in that: the shaft to be tested
(6) it is uniformly fixed at outer rim fixture block (12), the inner sidewall of the rotating cylinder that tests the speed (9) is evenly arranged with card slot (14), described
Fixture block (12) is connect with card slot (14), the shaft (6) to be tested and rotating cylinder (9) composition installing and dismounting structure that tests the speed.
4. a kind of alternator shaft device for testing rotating speed according to claim 1, it is characterised in that: the rotating cylinder that tests the speed
(9) it is evenly arranged on the outside of strong magnet (13), and strong magnet (13) is in concentric arrays.
5. a kind of alternator shaft device for testing rotating speed according to claim 1, it is characterised in that: the movable part (18)
Longitudinal section be in U-typed, and the both ends of movable part (18) bottom are respectively and fixedly provided with limited block.
6. a kind of alternator shaft device for testing rotating speed according to claim 1, it is characterised in that: the carbon steel enhancement layer
(24) inside is evenly arranged with reinforcing rib (25), and reinforcing rib (25) is in " X " type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821823815.XU CN209640363U (en) | 2018-11-07 | 2018-11-07 | A kind of alternator shaft device for testing rotating speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821823815.XU CN209640363U (en) | 2018-11-07 | 2018-11-07 | A kind of alternator shaft device for testing rotating speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209640363U true CN209640363U (en) | 2019-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821823815.XU Active CN209640363U (en) | 2018-11-07 | 2018-11-07 | A kind of alternator shaft device for testing rotating speed |
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| CN (1) | CN209640363U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111273053A (en) * | 2020-01-22 | 2020-06-12 | 武汉船用机械有限责任公司 | Rotating speed measuring device for motor |
| CN114324962A (en) * | 2022-01-04 | 2022-04-12 | 国能宁东第一发电有限公司 | Rotating speed measuring device of coal feeder |
-
2018
- 2018-11-07 CN CN201821823815.XU patent/CN209640363U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111273053A (en) * | 2020-01-22 | 2020-06-12 | 武汉船用机械有限责任公司 | Rotating speed measuring device for motor |
| CN114324962A (en) * | 2022-01-04 | 2022-04-12 | 国能宁东第一发电有限公司 | Rotating speed measuring device of coal feeder |
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