CN207907848U - A kind of device for measuring axial clearance - Google Patents
A kind of device for measuring axial clearance Download PDFInfo
- Publication number
- CN207907848U CN207907848U CN201820223270.2U CN201820223270U CN207907848U CN 207907848 U CN207907848 U CN 207907848U CN 201820223270 U CN201820223270 U CN 201820223270U CN 207907848 U CN207907848 U CN 207907848U
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- China
- Prior art keywords
- motor housing
- casing
- axial clearance
- pressure
- measuring axial
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Abstract
The utility model discloses a kind of device for measuring axial clearance, including motor housing and casing, casing is fitted tightly on motor housing, motor housing is internally provided with servo motor, servo motor insertion is arranged in motor housing, pressure sensor device is provided with above casing, pressure sensor device is through setting on casing.This kind of device for measuring axial clearance, sensor contact is provided with below displacement sensing apparatus, sensor contact is fixedly connected on displacement sensing apparatus, when measuring device for windage is worked, by sensor contact can automatic measurement go out displaced block movement distance, to judge amount of movement when axial movement, effectively raise the precision of measurement, simultaneously, the outer surface of pressure contact portion is provided with rubber washer, and the outer surface of rubber washer is provided with dimpled grain slot, when measuring, it is fitted closely by rubber washer with shaft end is measured, measurement shaft end can be avoided to slip away.
Description
Technical field
The utility model is related to measuring device for windage technical field, specially a kind of device for measuring axial clearance.
Background technology
So-called end-play, i.e. spindle are held when not being installed on axis or bearing housing, and a side of its inner ring or outer ring is fixed,
Then amount of movement when just a loose side moves radially or axially, according to moving direction, can be divided into radial internal clearance and
End-play, the size of the clearance (being referred to as working gap) when operating is to the rolling fatigue life of bearing, Wen Sheng, noise, vibration
Etc. performances have an impact.
But existing device for measuring axial clearance, carry out pressure measurement that can only be single, the essence of the measurement result to make
Spend it is relatively low, meanwhile, device for measuring axial clearance push shaft end during, easy to produce the phenomenon that slipping away, shifting so that
Measurement process is complicated.
Utility model content
The purpose of this utility model is to provide a kind of device for measuring axial clearance, to solve to propose in above-mentioned background technology
The relatively low problem of the precision of measurement result.
To achieve the above object, the utility model provides the following technical solutions：A kind of device for measuring axial clearance, including electricity
Machine shell and casing, described sleeve pipe are fitted tightly on motor housing, and the motor housing is internally provided with servo motor, institute
It states servo motor insertion to be arranged in motor housing, pressure sensor device, the pressure sensing is provided with above described sleeve pipe
Device is through being connected on casing, and the outer surface of described sleeve pipe is provided with metal shell, and the metal shell is socketed on casing,
The outer surface of the metal shell is provided with displacement sensing apparatus, and the displacement sensing apparatus is welded on metal shell, described
The outer surface of pressure sensor device is provided with numeric display unit, and the numeric display unit is fitted tightly over pressure sensor device
On, pressure contact portion is provided with above described sleeve pipe, the pressure contact portion is fixedly connected on casing, the upper end setting of the pressure contact portion
There are measurement shaft end, the measurement shaft end to be fitted tightly on pressure contact portion.
Further, heat sink is provided with above the servo motor, the heat sink is fixedly connected on motor housing
On, and the outer surface of heat sink is provided with circular aperture.
Further, bearing is provided with above the motor housing, the bearing is fitted tightly on motor housing, institute
The upper surface for stating bearing is provided with fixed pin, and the fixed pin, which runs through, to be connected on bearing.
Further, sensor contact is provided with below the displacement sensing apparatus, the sensor contact is fixedly connected on
On displacement sensing apparatus.
Further, described sleeve pipe is provided with displaced block close to the side of displacement sensing apparatus, and the displaced block, which is fixed, to be connected
It is connected on casing, the pressure sensor device is internally provided with outer six square bolts, and the outer six square bolts insertion setting is being pressed
Force sensor.
Further, the pressure sensor device is internally provided with forcing unit, and the forcing unit insertion setting exists
In pressure sensor device.
Further, the outer surface of the numeric display unit is provided with display screen, and the display screen insertion is arranged in number
In word display device, the outer surface of the numeric display unit is provided with control key, and the control key is aobvious through number is connected to
In showing device.
Further, the outer surface of the pressure contact portion is provided with rubber washer, and the rubber washer is fixedly connected on crimping
In portion, and the outer surface of rubber washer is provided with dimpled grain slot.
Compared with prior art, the utility model has the beneficial effects that：This kind of device for measuring axial clearance, in displacement sensing
Sensor contact is provided with below device, sensor contact is fixedly connected on displacement sensing apparatus, is carried out in measuring device for windage
When work, by sensor contact can automatic measurement go out displaced block movement distance, to judge axial movement when movement
Amount, effectively raises the precision of measurement, meanwhile, the outer surface of pressure contact portion is provided with rubber washer, and the appearance of rubber washer
Face is provided with dimpled grain slot, when measuring, is fitted closely by rubber washer with shaft end is measured, measurement shaft end can be avoided to slip away,
And the outer surface of rubber washer is provided with dimpled grain slot, can effective increasing friction force, prevent from measuring axis in measurement process
End is displaced, and heat sink is fixedly connected on motor housing, and the outer surface of heat sink is provided with circular aperture, passes through heat dissipation
Plate can effectively distribute the heat of servo motor generation, to ensure servo motor operating temperature when servo motor works
Stable effect can carry out hot-air and cold air convection moreover, the outer surface of heat sink is provided with circular aperture, to
Improve heat exchange efficiency.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the pressure sensor device detail drawing of the utility model；
Fig. 3 is the servo motor internal structure chart of the utility model.
In figure：1, motor housing, 101, bearing, 102, fixed pin, 103, servo motor, 104, heat sink, 2, casing,
201, displaced block, 202, metal shell, 3 displacement sensing apparatus, 301, sensor contact, 4, pressure sensor device, 401, force it is single
Member, 402, outer six square bolt, 403, pressure contact portion, 404, rubber washer, 5, numeric display unit, 501, display screen, 502, control
Key, 6, measure shaft end.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of device for measuring axial clearance, including motor
Shell 1 and casing 2, casing 2 are fitted tightly on motor housing 1, and motor housing 1 is internally provided with servo motor 103, servo
The insertion of motor 103 is arranged in motor housing 1, and the top of casing 2 is provided with pressure sensor device 4, and pressure sensor device 4 runs through
It is connected on casing 2, the outer surface of casing 2 is provided with metal shell 202, and metal shell 202 is socketed on casing 2, outside metal
The outer surface of shell 202 is provided with displacement sensing apparatus 3, and displacement sensing apparatus 3 is welded on metal shell 202, pressure sensing dress
The outer surface for setting 4 is provided with numeric display unit 5, and numeric display unit 5 is fitted tightly on pressure sensor device 4, casing 2
Top is provided with pressure contact portion 403, and pressure contact portion 403 is fixedly connected on casing 2, and the upper end of pressure contact portion 403, which is provided with, measures shaft end
6, it measures shaft end 6 and is fitted tightly on pressure contact portion 403.
Further, the top of servo motor 103 is provided with heat sink 104, and heat sink 104 is fixedly connected on motor housing
On 1, and the outer surface of heat sink 104 is provided with circular aperture, by heat sink 104, can when servo motor 103 works,
The effective heat for distributing the generation of servo motor 103, to ensure the effect of 103 operating temperature of servo motor stabilization, moreover, dissipating
The outer surface of hot plate 104 is provided with circular aperture, hot-air and cold air convection can be carried out, to improve heat exchange efficiency.
Further, the top of motor housing 1 is provided with bearing 101, and bearing 101 is fitted tightly on motor housing 1, branch
The upper surface of seat 101 is provided with fixed pin 102, and fixed pin 102, which runs through, to be connected on bearing 101.
Further, the lower section of displacement sensing apparatus 3 is provided with sensor contact 301, and sensor contact 301 is fixedly connected in place
Move sensing device 3 on, when measuring device for windage is worked, by sensor contact 301 can automatic measurement go out displaced block move
Dynamic distance effectively raises the accuracy value of measurement to judge amount of movement when axial movement.
Further, casing 2 is provided with displaced block 201 close to the side of displacement sensing apparatus 3, and displaced block 201, which is fixed, to be connected
It is connected on casing 2, pressure sensor device 4 is internally provided with outer six square bolts 402, and the outer insertion of six square bolt 402 setting is being pressed
Force sensor 4.
Further, pressure sensor device 4 is internally provided with forcing unit 401, and the insertion setting of forcing unit 401 pressing
In Force sensor 4, by forcing unit 401, it can achieve the effect that uniformly to apply thrust, it is strong to not only reduce work
Degree, and effectively raise working efficiency.
Further, the outer surface of numeric display unit 5 is provided with display screen 501, and the insertion of display screen 501 is arranged in number
In display device 5, the outer surface of numeric display unit 5 is provided with control key 502, and control key 502, which runs through, is connected to digital display
In device 5.
Further, the outer surface of pressure contact portion 403 is provided with rubber washer 404, and rubber washer 404 is fixedly connected on crimping
In portion 4034, and the outer surface of rubber washer 404 is provided with dimpled grain slot, when measuring, passes through rubber washer 404 and measurement shaft end
6 fit closely, and measurement shaft end 6 can be avoided to slip away, and the outer surface of rubber washer 404 is provided with dimpled grain slot, can be effective
Increasing friction force, prevent in measurement process measure shaft end 6 be displaced.
Operation principle：First, a product is first set as sample original paper, then, control key 502 sets certain pressure value,
To make forcing unit 401 uniformly apply fixation pressure, then, pressure contact portion 403 makes measurement shaft end 6 generate thrust, and presses
The outer surface of socket part 403 is provided with rubber washer 404, and the outer surface of rubber washer 404 is provided with dimpled grain slot, when measuring,
It is fitted closely by rubber washer 404 with shaft end 6 is measured, measurement shaft end 6 can be avoided to slip away, and rubber washer 404 is outer
Surface is provided with dimpled grain slot, can increasing friction force, prevent in measurement process measure shaft end 6 be displaced, and then, swimming
When gap measuring device is worked, by the way that the sensor contact 301 in displacement sensing apparatus 3 is arranged, can automatic measurement go out displacement
The distance of block movement, to which amount of movement when judging axial movement finally, passes through survey to improve the accuracy value of measurement
6 thrust of shaft end is measured, shaft end clearance is converted into and reads and writes out by numeric display unit.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of device for measuring axial clearance, including motor housing (1) and casing (2), it is characterised in that：Described sleeve pipe (2) is tight
Close to be fitted on motor housing (1), the motor housing (1) is internally provided with servo motor (103), the servo motor
(103) embedded to be arranged in motor housing (1), pressure sensor device (4), the pressure are provided with above described sleeve pipe (2)
For sensing device (4) through being connected on casing (2), the outer surface of described sleeve pipe (2) is provided with metal shell (202), the gold
Belong to shell (202) to be socketed on casing (2), the outer surface of the metal shell (202) is provided with displacement sensing apparatus (3), institute
It states displacement sensing apparatus (3) to be welded on metal shell (202), the outer surface of the pressure sensor device (4) is provided with number
Display device (5), the numeric display unit (5) are fitted tightly on pressure sensor device (4), the top of described sleeve pipe (2)
It is provided with pressure contact portion (403), the pressure contact portion (403) is fixedly connected on casing (2), and the upper end of the pressure contact portion (403) is set
It is equipped with and measures shaft end (6), the measurement shaft end (6) is fitted tightly on pressure contact portion (403).
2. a kind of device for measuring axial clearance according to claim 1, it is characterised in that：The servo motor (103)
Top is provided with heat sink (104), and the heat sink (104) is fixedly connected on motor housing (1), and heat sink (104)
Outer surface is provided with circular aperture.
3. a kind of device for measuring axial clearance according to claim 1, it is characterised in that：The motor housing (1) it is upper
Side is provided with bearing (101), and the bearing (101) is fitted tightly on motor housing (1), the upper surface of the bearing (101)
It is provided with fixed pin (102), the fixed pin (102), which is run through, to be connected on bearing (101).
4. a kind of device for measuring axial clearance according to claim 1, it is characterised in that：The displacement sensing apparatus (3)
Lower section be provided with sensor contact (301), the sensor contact (301) is fixedly connected on displacement sensing apparatus (3).
5. a kind of device for measuring axial clearance according to claim 1, it is characterised in that：Described sleeve pipe (2) is close to displacement
The side of sensing device (3) is provided with displaced block (201), and the displaced block (201) is fixedly connected on casing (2), the pressure
Force sensor (4) is internally provided with outer six square bolts (402), and the outer embedded setting of six square bolts (402) is passed in pressure
Induction device (4).
6. a kind of device for measuring axial clearance according to claim 1, it is characterised in that：The pressure sensor device (4)
Be internally provided with forcing unit (401), the forcing unit (401) is embedded to be arranged in pressure sensor device (4).
7. a kind of device for measuring axial clearance according to claim 1, it is characterised in that：The numeric display unit (5)
Outer surface be provided with display screen (501), the display screen (501) is embedded to be arranged in numeric display unit (5), the number
The outer surface of display device (5) is provided with control key (502), and the control key (502), which is run through, is connected to numeric display unit (5)
In.
8. a kind of device for measuring axial clearance according to claim 1, it is characterised in that：Outside the pressure contact portion (403)
Surface is provided with rubber washer (404), and the rubber washer (404) is fixedly connected on pressure contact portion (403), and rubber washer
(404) outer surface is provided with dimpled grain slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820223270.2U CN207907848U (en) | 2018-02-08 | 2018-02-08 | A kind of device for measuring axial clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820223270.2U CN207907848U (en) | 2018-02-08 | 2018-02-08 | A kind of device for measuring axial clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207907848U true CN207907848U (en) | 2018-09-25 |
Family
ID=63562331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820223270.2U Active CN207907848U (en) | 2018-02-08 | 2018-02-08 | A kind of device for measuring axial clearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207907848U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916359A (en) * | 2019-04-12 | 2019-06-21 | 江苏理工学院 | A kind of measuring device of bearing axial play |
-
2018
- 2018-02-08 CN CN201820223270.2U patent/CN207907848U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916359A (en) * | 2019-04-12 | 2019-06-21 | 江苏理工学院 | A kind of measuring device of bearing axial play |
| CN109916359B (en) * | 2019-04-12 | 2020-10-30 | 江苏理工学院 | Device for measuring axial clearance of bearing |
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