CN208841049U - A kind of detection device measuring high-speed electric main shaft revolving speed - Google Patents
A kind of detection device measuring high-speed electric main shaft revolving speed Download PDFInfo
- Publication number
- CN208841049U CN208841049U CN201821124153.7U CN201821124153U CN208841049U CN 208841049 U CN208841049 U CN 208841049U CN 201821124153 U CN201821124153 U CN 201821124153U CN 208841049 U CN208841049 U CN 208841049U
- Authority
- CN
- China
- Prior art keywords
- speed
- central spindle
- disk
- reflector
- reflection type
- 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.)
- Expired - Fee Related
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Abstract
The detection device for measuring high-speed electric main shaft revolving speed, belongs to high-speed electric main shaft fields of measurement.Shell is connect with bracket, and bracket front end is equipped with laser reflection type sensor；Bearing is installed on right side in shell, bearing inner race is connected with central spindle, central spindle right end is connect by spline with velocity response disk, velocity response disk is bonded with reflector, reflector is bonded with fixed disk, velocity response disk is connect by bolt with fixed disk, rotor is installed on the left of central spindle, rotor is connect with stator, coolant jacket is installed on stator, on the left of coolant jacket installation inside the housing, when operating, central spindle and rotor and stator constitute engine, drive velocity response disk on the spline of central spindle right side, reflector and fixed disk rotation, laser reflection type sensor emits beam to be reflected by reflector, form electric signal, the signal that laser reflection type sensor will test feeds back to revolution speed control system, and it is compared with preset rotation speed, form closed-loop control, the utility model is used to measure the revolving speed of high-speed electric main shaft.
Description
Technical field
The utility model relates to a kind of detection devices for measuring high-speed electric main shaft revolving speed, belong to high-speed electric main shaft measurement neck
Domain.
Background technique
High-speed electric main shaft is widely used in numerical control machining center field, applied to the processing of various parts, uses frequency conversion
Drive speed adjusting gear to control the speed of mainshaft, it is desirable that have very high angle acceleration, deceleration degree and in the opening of designated position, stop, this is just to master
Axis tachometric survey institution requests will have very high measurement accuracy, meanwhile, existing high-speed electric main shaft speed measuring device is all external structure,
The structure can seriously affect the rotation dynamic balancing of electro spindle, so that electro spindle generates high vibration when working, influence electric master
Axis operating accuracy.External measuring device can generate certain installation error when installing, which will affect the revolution essence of electro spindle
Degree.Therefore, the measurement of electro spindle needs to be promoted the measurement accuracy of measurement electro spindle revolving speed using more effective structure.
Summary of the invention
The purpose of the utility model is to provide a kind of detection devices for measuring high-speed electric main shaft revolving speed, for detecting and improving
The speed measuring device of the rotary speed precision of high-speed electric main shaft.
The purpose of this utility model is achieved through the following technical solutions:
It is connect by screw with bracket on the right side of interior of shell described in 1., the bracket front end is provided with through-hole, and laser is anti-
It penetrates formula sensor to be secured with nuts across through-hole both ends, the laser reflection type sensor electrically connects with revolution speed control system
It connects；Bearing is installed on the right side of the interior of shell, the bearing inner race is connect with central spindle, has flower on the right side of the central spindle
Key, installation speed inductive disks, the velocity response disk are bonded with reflector on spline on the right side of the central spindle, and described is reflective
Plate is bonded with fixed disk, is connected the velocity response disk, the reflector, the fixed disk by bolt, described
Central spindle on the left of rotor is installed, the rotor connect with stator, and the stator is connect with coolant jacket, and the coolant jacket is pacified
On the left of the interior of shell.
2. the detection device of the measurement high-speed electric main shaft revolving speed of the utility model, has with one on the velocity response disk
The rectangular through holes of fixed number amount, the laser reflection type sensor is vertical with the velocity response disk, and the laser is anti-
It is logical with strip that the formula sensor of penetrating is mounted on the bracket front end, the bracket and the shell installed position
Hole.
3. the beneficial effects of the utility model are: the utility model is intended to provide high-speed electric main shaft tachometric survey mechanism, originally
Utility model drives velocity response disk, reflector and fixed disk rotation, laser on the spline of central spindle right side when central spindle rotary work
The signal of sending is irradiated on reflector by reflection sensor by the rectangular through holes of velocity response disk, and reflector is by signal
It returns to receive and forms electric signal, the electric signal that will test feeds back to control system, and is compared with preset rotation speed, works as detection
When the rotating ratio preset rotation speed arrived is inconsistent, revolution speed control system will issue signal, change revolving speed, form closed-loop control, this reality
There is strip through-hole, adjustable measurement position, to make measurement accuracy improve, before bracket with novel used bracket
End has through-hole, and laser reflection type sensor by the through-hole, use respectively by the both ends of the laser reflection type sensor
Nut is fixed, and the sensed position of laser reflection type sensor can be adjusted by tightening nut, and the utility model application swashs
Light reflection sensor, the sensor accuracy class is high, measurement stability is good, and be not easy it is affected by environment, together
When the utility model structure it is simple, easy for installation, measurement accuracy is high, stability is good.
Detailed description of the invention
Fig. 1 is the main view of the utility model velocity measurement mechanisms；
Fig. 2 is that the velocity response of the utility model velocity measurement mechanisms is faced left view；
Parts title and label in attached drawing is as follows:
Central spindle 1, bearing 2, shell 3, screw 4, bracket 5, laser reflection type sensor 6, velocity response disk 7, reflector 8,
Fixed disk 9, coolant jacket 10, stator 11, rotor 12, revolution speed control system 13, rectangular through holes 14.
Specific embodiment
Specific embodiment of the present utility model is further described with reference to the accompanying drawing:
As shown in Figure 1, a kind of detection device for measuring high-speed electric main shaft revolving speed, composition includes: central spindle 1, bearing 2, outer
Shell 3, screw 4, bracket 5, laser reflection type sensor 6, velocity response disk 7, reflector 8, fixed disk 9, coolant jacket 10, stator
11, rotor 12, revolution speed control system 13；
3 inner right side of shell is connect by screw 4 with bracket 5, and 5 front end of bracket is provided with through-hole, laser
Reflection sensor 6 passes through through-hole both ends and is secured with nuts, 13 electricity of the laser reflection type sensor 6 and revolution speed control system
Property connection；3 inner right side of shell is equipped with bearing 2, and 2 inner ring of bearing is connect with central spindle 1, the central spindle 1
Right side has spline, installation speed inductive disks 7 on the 1 right side spline of central spindle, the velocity response disk 7 and reflector 8
Fitting, the reflector 8 is bonded with fixed disk 9, by bolt by the velocity response disk 7, the reflector 8, institute
The fixed disk 9 stated connects, and rotor 12 is installed on the left of the central spindle 1, and the rotor 12 is connect with stator 11, the stator
11 connect with coolant jacket 10, and the coolant jacket 10 is mounted on 3 inside left of shell.
As shown in Figure 1, a kind of detection device for measuring high-speed electric main shaft revolving speed, composition includes: velocity response disk 7, swashs
Light reflection sensor 6, bracket 5, shell 3, rectangular through holes 14；
Have on the velocity response disk 7 with a certain number of rectangular through holes 14, the laser reflection type sensing
Device 6 is vertical with the velocity response disk 7, and the laser reflection type sensor 6 is mounted on 5 front end of bracket, described
Bracket 5 and 3 installed position of shell there is strip through-hole.
The above is only the utility model basic structure, working principle and advantage, not does to the utility model any
Technology limiting is not departing from the utility model technology to any modification, equivalent variations and modification made by embodiment, is still falling within
Within the scope of technical solutions of the utility model.
Claims (2)
1. it is a kind of measure high-speed electric main shaft revolving speed detection device, it is characterised in that: its form include: central spindle (1), bearing (2),
Shell (3), screw (4), bracket (5), laser reflection type sensor (6), velocity response disk (7), reflector (8), fixed disk
(9), coolant jacket (10), stator (11), rotor (12), revolution speed control system (13)；Described shell (3) inner right side passes through spiral shell
Nail (4) is connect with bracket (5), and the bracket (5) front end is provided with through-hole, and laser reflection type sensor (6) passes through through-hole both ends
It is secured with nuts, the laser reflection type sensor (6) and revolution speed control system (13) are electrically connected；The shell (3)
Inner right side is equipped with bearing (2), and the bearing (2) inner ring is connect with central spindle (1), has flower on the right side of the central spindle (1)
Key, installation speed inductive disks (7) on spline on the right side of the central spindle (1), the velocity response disk (7) and reflector (8) are pasted
It closes, the reflector (8) is bonded with fixed disk (9), by bolt by the velocity response disk (7), the reflector
(8), the fixed disk (9) connects, and installs rotor (12) on the left of the central spindle (1), the rotor (12) and stator
(11) it connects, the stator (11) is connect with coolant jacket (10), and the coolant jacket (10) is mounted in the shell (3)
On the left of portion.
2. the detection device of measurement high-speed electric main shaft revolving speed according to claim 1, it is characterised in that: velocity response disk
(7), laser reflection type sensor (6), bracket (5), shell (3), rectangular through holes (14)；On the velocity response disk (7)
Have with a certain number of rectangular through holes (14), the laser reflection type sensor (6) and the velocity response disk (7)
Vertically, the laser reflection type sensor (6) is mounted on described bracket (5) front end, the bracket (5) and described outer
Shell (3) installed position has strip through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821124153.7U CN208841049U (en) | 2018-07-16 | 2018-07-16 | A kind of detection device measuring high-speed electric main shaft revolving speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821124153.7U CN208841049U (en) | 2018-07-16 | 2018-07-16 | A kind of detection device measuring high-speed electric main shaft revolving speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208841049U true CN208841049U (en) | 2019-05-10 |
Family
ID=66353234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821124153.7U Expired - Fee Related CN208841049U (en) | 2018-07-16 | 2018-07-16 | A kind of detection device measuring high-speed electric main shaft revolving speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208841049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108818150A (en) * | 2018-07-16 | 2018-11-16 | 哈尔滨理工大学 | Electro spindle speed detecting mechanism |
-
2018
- 2018-07-16 CN CN201821124153.7U patent/CN208841049U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108818150A (en) * | 2018-07-16 | 2018-11-16 | 哈尔滨理工大学 | Electro spindle speed detecting mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190510 Termination date: 20200716 |