CN108050916A - The indirect measurement system and method for rain shaving electrical machine worm and gear gear backlash - Google Patents
The indirect measurement system and method for rain shaving electrical machine worm and gear gear backlash Download PDFInfo
- Publication number
- CN108050916A CN108050916A CN201711408693.8A CN201711408693A CN108050916A CN 108050916 A CN108050916 A CN 108050916A CN 201711408693 A CN201711408693 A CN 201711408693A CN 108050916 A CN108050916 A CN 108050916A
- Authority
- CN
- China
- Prior art keywords
- positioning plate
- output shaft
- electrical machine
- gear
- wiper motor
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims description 28
- 238000001514 detection method Methods 0.000 claims abstract description 46
- 230000001105 regulatory effect Effects 0.000 claims abstract description 15
- 238000012937 correction Methods 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000004364 calculation method Methods 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000011156 evaluation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of indirect measurement systems of rain shaving electrical machine worm and gear gear backlash, in triangle installation fixed pulley assembly (1) on working panel (6), wiper motor positioning plate mechanism (3) is installed on the symmetrical fixed pulley assembly of the right and left (1) center working panel (6), wiper motor positioning plate mechanism (3) is equipped with detection arm of force component (5), dial gauge positioning regulating mechanism (2) is equipped on the right of wiper motor positioning plate mechanism (3), the left side is equipped with motor output shaft clamp nut vertical correction mechanism (4) in wiper motor positioning plate mechanism (3)；Wiper motor is fixed on wiper motor positioning plate mechanism (3) reverse side, with flat key /V；Detection arm of force component (5) with motor output shaft is connected, is fastened with clamp nut.The device realizes the approximate measure to this parameter of gear backlash between rain shaving electrical machine worm gear, worm screw, and feasibility and convenience are provided to the evaluation using this parameter as motor performance.
Description
Technical field
The present invention relates to a kind of indirect measurement systems and method of rain shaving electrical machine worm and gear gear backlash.
Technical background
It is also higher and higher to rain shaving electrical machine performance requirement on the premise of wiper Market competition.Influence motor
Can parameter have very much, worm screw is motionless, worm gear for this parameter of gear backlash wherein between motor worm gear, worm screw, i.e. holding
Can positive and negative rotation the sum of angle, motor performance is evaluated significant.And before this, domestic wiper market is to this parameter
Measurement still belong to blank.In view of this, the present invention provides a kind of survey to gear backlash between rain shaving electrical machine worm gear, worm screw
Measure device and measurement method.
The content of the invention
It is an object of the invention to the measurement method of gear backlash between rain shaving electrical machine worm gear, worm screw and corresponding dress
It puts, realizes the approximate measure to this parameter, feasibility and convenience are provided to the evaluation using this parameter as motor performance.
The purpose of the present invention and its technical problem underlying is solved using following technical scheme to realize：A kind of windscreen wiper electricity
The indirect measurement system of machine worm and gear gear backlash, including fixed pulley assembly 1, dial gauge positioning regulating mechanism 2, windscreen wiper
Device motor positioning plate mechanism 3, motor output shaft clamp nut vertical correction mechanism 4, detection arm of force component 5 and working panel 6,
Fixed pulley assembly 1 is installed in triangle on working panel 6, the wherein symmetrical fixed pulley assembly 1 of the right and left is horizontal fixed pulley,
3rd group of fixed pulley assembly 1 is a horizontal fixed pulley and two vertical fixed pulleys, on the side of working panel 6, in left and right
The symmetrical fixed pulley assembly 1 in both sides hits exactly and wiper motor positioning plate mechanism 3 is installed on working panel 6, wiper motor positioning
Trigger structure 3 is equipped with detection arm of force component 5, and 3 the right of wiper motor positioning plate mechanism is equipped with dial gauge positioning regulating mechanism 2,
The left side is equipped with motor output shaft clamp nut vertical correction mechanism 4 in wiper motor positioning plate mechanism 3；Wiper motor is pacified
Dress is fixed on 3 reverse side of wiper motor positioning plate mechanism, with flat key /V；Detection arm of force component 5 is connected with motor output shaft,
It is fastened with clamp nut.
In the dial gauge positioning regulating mechanism 2, locating shaft locating piece 14 is fixed on working panel 6, then stationary positioned
Axis 15, link block B13 is connected on locating shaft 15, and link block B13 is moved along 15 axis direction of locating shaft, adjusted to suitable position
It is fastened by screw, link block A12 is installed in link block B13, link block A12 is moved along link block B13 endoporus axis directions, even
Connecing on block A12 has flat, and flat place plane and front end connection dial gauge mold cavity axis are parallel, adjust to suitable position, front end by
Screw lock, rear end are flat by screw lock.11 position of dial gauge can realize six to free adjusting as a result, on demand adjusting position
.
In the wiper motor positioning plate mechanism 3, motor installation positioning plate 17 is screwed on working panel 6,
And with 16 /V of flat key, 18 reverse side of rain shaving electrical machine is fixed on motor installation positioning plate 17, is fastened with screw.According to different windscreen wipers
Device motor product and customize the different motors installation positioning plates 17 with motor installing hole, to realize that various wiper products are compatible with
Property.
In the motor output shaft clamp nut vertical correction mechanism 4, calibration block positioning plate 19 is mounted on working panel 6
On, it is fastened with screw；Calibration block link block 20 slides in 19 sliding slot of calibration block positioning plate, adjusts tight with screw to suitable position
Gu；There is circular hole in 21 one end of calibration block, has a gap with 22 outer circle of clamp nut, at other end waist-shaped hole with calibration block link block 20
It is fastened with screw, clamp nut 22 is fastened with motor output shaft.Clamp nut 22 is always in 21 circular hole of calibration block in fastener cycle
Interior rotation ensures that 22 axis of clamp nut in the reasonable scope, calibration function is realized with this with motor output shaft axis coaxle degree.
The detection arm of force component 5 is restructured by existing crank part, and technique flexural pivot 24 presses work with technique crank 23
Skill rivets, and for detection reference block 25 with technique crank 23 to be connected fastening again with screw after step positioning at flexural pivot riveting, technique is bent
23 other end of handle is connected with motor output shaft with clamp nut 22 by technological requirement, 25 front-end detection face of detection reference block, technique
24 axis of flexural pivot and 23 axially bored line of technique crank are coplanar, and detection reference block is carved with detection datum line on 25 front-end detection face.
The counterweight component 8 is 1Nm level Four counterweight components.
With the measuring method of the indirect measurement system of above-mentioned rain shaving electrical machine worm and gear gear backlash, percentage is adjusted
Dialgage detection head is placed at the 5 front end line of detection arm of force component, dial gauge initial detecting position by table positioning regulating mechanism 2
Put i.e. therefore at line, and dialgage detection head is in compressive state at this time, decrement for range 1 to three/3rds/
Between two, percentage meter reading is zeroed；With 7 one end of flexible wire ropes connection counterweight component 8, other end connecting detection arm of force component
At flexural pivot on 5, along left side loading moment, percentage meter reading at this time is recorded, takes absolute value and is denoted as L1, keep remaining motionless, it will
Originally the flexible wire ropes 7 of loading moment, 8 position of counterweight component are adjusted to loading moment to the right to the left, record dial gauge at this time
Reading absolute value, is denoted as L2；Detecting arm of force component 5 is restructured by existing crank part, to the power of motor output shaft loading
Square is crank flexural pivot axis and motor output shaft axis by being loaded at this crank part flexural pivot along positive and negative tangential direction
Distance is denoted as R1, thus the arm of force calculates gained to the counterweight component 8 used in loading moment, and there is line in another 5 front end of arm of force component of detecting,
Line is denoted as R with motor output shaft distance2, R2Value measures gained by three-coordinates measuring machine；It at this time can be each near by left and right displacement
Seemingly it is considered as a right-angle side, dialgage detection head axis is always R away from motor output shaft axle center distance2, and this segment distance is another
Right-angle side, then required gap angle calcu-lation formula be：
The principle of the invention：The present apparatus passes through in the forward direction of motor output shaft direction of rotation and Opposite side loading torque, this torque
Only worm gear 9 need to be met to remain stationary as along rotation suitable, counterclockwise, worm screw 10, to guarantee to drive worm gear rotation so torque is small,
Worm screw cannot be driven to rotate greatly, groped through experiment, this torque is usually no more than the 3% of wiper motor max. output torque,
Specifically depending on actual conditions.Successively along this torque of the forward and reverse loading of test point tangent line, measurement it is positive and it is reversed it is maximum between
Gap, in conjunction with the fixed arm of force, approximate calculation goes out motor worm gear under such state, gear on worm back lash angle theta.
The present invention has clear advantage and advantageous effect compared with prior art.From above technical scheme, this hair
It is bright to have the characteristics that：
1st, the fixed pulley assembly installed in triangle, first, it is easy to operate, because needing along workbench or so loading moment, weight
This respectively hangs once code book in workbench left and right side respectively, and during the connection of connection mode shown in Fig. 1, it is only necessary to change steel wire rope and walk
To, and counterweight is only moved in a small range；Second, steel wire rope trend is reasonable, torque attenuation is small.
2nd, the approximate measure to this parameter of gear backlash between rain shaving electrical machine worm gear, worm screw is realized, to joining with this
Number provides feasibility and convenience as the evaluation of motor performance.
Description of the drawings
Fig. 1 is the general assembly structure diagram of the present invention.
Fig. 2 is the connection diagram of flexible wire ropes.
Fig. 3 is the use state reference chart (to the left, state 1, motor output shaft along loading moment clockwise) of the present invention.
Fig. 4 is the use state reference chart (to the right, state 2, motor output shaft along loading moment counterclockwise) of the present invention.
Fig. 5 is the testing principle schematic diagram of the present invention.
Fig. 6 is the dial gauge positioning regulating mechanism schematic diagram of the present invention.
Fig. 7 is the stereogram of Fig. 6.
Fig. 8 is the schematic diagram of wiper motor positioning plate mechanism of the present invention.
Fig. 9 is wiper motor scheme of installation.
Figure 10 is the motor output shaft clamp nut vertical correction structural scheme of mechanism of the present invention.
Figure 11 is the stereogram of Figure 10.
Figure 12 is the front view for detecting arm of force component and top view and R of the invention1And R2Schematic diagram.
Figure 13 is rain shaving electrical machine worm and gear gear backlash angle calcu-lation formula of the present invention.
It is marked in figure：1st, fixed pulley assembly；2nd, dial gauge positioning regulating mechanism；3rd, wiper motor positioning plate mechanism；4、
Motor output shaft clamp nut vertical correction mechanism；5th, arm of force component is detected；6th, working panel；7th, flexible wire ropes；8th, counterweight
Component；9th, worm gear；10th, worm screw.11st, dial gauge；12nd, link block A；13rd, link block B；14th, locating shaft locating piece；15th, position
Axis；16th, flat key；17th, motor installation positioning plate；18th, rain shaving electrical machine；19th, calibration block positioning plate；20th, calibration block link block；21、
Calibration block；22nd, clamp nut；23rd, technique crank；24th, technique flexural pivot；25th, reference block is detected.
Detect arm of force state 1：Initial detecting state, dialgage detection head initial position；
Detect arm of force state 2：When motor output shaft is along loading moment counterclockwise；
Detect arm of force state 3：Motor output shaft is along loading moment clockwise.
Specific embodiment
Below in conjunction with attached drawing and preferred embodiment, being engaged according to rain shaving electrical machine worm and gear gear proposed by the present invention
The indirect measurement system of gap and method specific embodiment, structure, feature and its effect are described in detail as after.
Referring to Fig. 1-12, a kind of indirect measurement system of rain shaving electrical machine worm and gear gear backlash, including fixed pulley
Component 1, dial gauge positioning regulating mechanism 2, wiper motor positioning plate mechanism 3, motor output shaft clamp nut vertical correction machine
Structure 4, detection arm of force component 5 and working panel 6, fixed pulley assembly 1, wherein the right and left are installed on working panel 6 in triangle
Symmetrical fixed pulley assembly 1 is horizontal fixed pulley, and the 3rd group of fixed pulley assembly 1 is vertically determined for a horizontal fixed pulley and two
Pulley on the side of working panel 6, hits exactly in the symmetrical fixed pulley assembly 1 of the right and left and installs wiper on working panel 6
Motor positioning plate mechanism 3, wiper motor positioning plate mechanism 3 are equipped with detection arm of force component 5, wiper motor positioning plate mechanism
3 the right are equipped with dial gauge positioning regulating mechanism 2, and the left side is equipped with motor output shaft fastening spiral shell in wiper motor positioning plate mechanism 3
Female vertical correction mechanism 4；Wiper motor is fixed on 3 reverse side of wiper motor positioning plate mechanism, with flat key /V；It will
Detection arm of force component 5 is connected with motor output shaft, is fastened with clamp nut.
In the dial gauge positioning regulating mechanism 2, locating shaft locating piece 14 is fixed on working panel 6, then stationary positioned
Axis 15, link block B13 is connected on locating shaft 15, and link block B13 is moved along 15 axis direction of locating shaft, adjusted to suitable position
It is fastened by screw, link block A12 is installed in link block B13, link block A12 is moved along link block B13 endoporus axis directions, even
Connecing on block A12 has flat, and flat place plane and front end connection dial gauge mold cavity axis are parallel, adjust to suitable position, front end by
Screw lock, rear end are flat by screw lock.11 position of dial gauge can realize six to free adjusting as a result, on demand adjusting position
.
In the wiper motor positioning plate mechanism 3, motor installation positioning plate 17 is screwed on working panel 6,
And with 16 /V of flat key, 18 reverse side of rain shaving electrical machine is fixed on motor installation positioning plate 17, is fastened with screw.According to different windscreen wipers
Device motor product and customize the different motors installation positioning plates 17 with motor installing hole, to realize that various wiper products are compatible with
Property.
In the motor output shaft clamp nut vertical correction mechanism 4, calibration block positioning plate 19 is mounted on working panel 6
On, it is fastened with screw；Calibration block link block 20 slides in 19 sliding slot of calibration block positioning plate, adjusts tight with screw to suitable position
Gu；There is circular hole in 21 one end of calibration block, has a gap with 22 outer circle of clamp nut, at other end waist-shaped hole with calibration block link block 20
It is fastened with screw, clamp nut 22 is fastened with motor output shaft.Clamp nut 22 is always in 21 circular hole of calibration block in fastener cycle
Interior rotation ensures that 22 axis of clamp nut in the reasonable scope, calibration function is realized with this with motor output shaft axis coaxle degree.
The detection arm of force component 5 is restructured by existing crank part, and technique flexural pivot 24 presses work with technique crank 23
Skill rivets, and for detection reference block 25 with technique crank 23 to be connected fastening again with screw after step positioning at flexural pivot riveting, technique is bent
23 other end of handle is connected with motor output shaft with clamp nut 22 by technological requirement, 25 front-end detection face of detection reference block, technique
24 axis of flexural pivot and 23 axially bored line of technique crank are coplanar, and detection reference block is carved with detection datum line on 25 front-end detection face.
The counterweight component 8 is 1Nm level Four counterweight components.
Wiper motor is fixed on 3 reverse side of rain shaving electrical machine positioning plate mechanism, with flat key /V, with screw by windscreen wiper
Device motor positioning plate mechanism 3 is fastened with working panel 6；Detection arm of force component 5 is connected with motor output shaft, it is tight with clamp nut
Gu the connection of this part meets motor crank component matching requirements；During clamp nut fastening detection arm of force component 5, exported with motor
4 auxiliary corrective of axis clamp nut vertical correction mechanism assembles the consistent of effect and technique with this to ensure to detect arm of force component 5
Property；Dial gauge positioning regulating mechanism 2 is adjusted, dialgage detection head is placed at the 5 front end line of detection arm of force component, dial gauge
Initial detecting position is i.e. therefore at line, and dialgage detection head is in compressive state at this time, decrement for range three/
Between 2/1 to three, percentage meter reading is zeroed；Flexible wire ropes 7 are riveted into one end connection counterweight component 8 with fixed block,
At flexural pivot on other end connecting detection arm of force component 5, along left side loading moment, percentage meter reading at this time is recorded, is taken absolute value
It is denoted as L1, keep remaining motionless, by originally to the left the flexible wire ropes 7 of loading moment, 8 position of counterweight component adjust to the right plus
Torque is carried, percentage meter reading absolute value at this time is recorded, is denoted as L2。
Detecting arm of force component 5 is restructured by existing crank part, and the torque to motor output shaft loading is to pass through
It is loaded at this crank part flexural pivot along positive and negative tangential direction, crank flexural pivot axis and the distance of motor output shaft axis are denoted as R1,
Thus the arm of force calculates gained to counterweight component 8 used in loading moment, and there are line, line and motor in another 5 front end of arm of force component of detecting
Output shaft distance is denoted as R2, R2Value measures gained by three-coordinates measuring machine.
By L1With L2Bringing gap angle calcu-lation formula into isWindscreen wiper can be calculated
Motor worm gear, gear on worm back lash angle.
The above described is only a preferred embodiment of the present invention, not making limitation in any form to the present invention, appoint
Without departing from technical solution of the present invention content, technical spirit according to the invention any is simply repaiied to what above example was made for what
Change, equivalent variations and modification, in the range of still falling within technical solution of the present invention.
Claims (7)
1. a kind of indirect measurement system of rain shaving electrical machine worm and gear gear backlash, it is characterised in that：Including fixed pulley group
Part (1), dial gauge positioning regulating mechanism (2), wiper motor positioning plate mechanism (3), the vertical school of motor output shaft clamp nut
Positive mechanism (4), detection arm of force component (5) and working panel (6), fixed pulley assembly is installed on working panel (6) in triangle
(1), wherein the symmetrical fixed pulley assembly of the right and left (1) is horizontal fixed pulley, and the 3rd group of fixed pulley assembly (1) is a water
Calm down pulley and two vertical fixed pulleys, on the side of working panel (6), in the symmetrical fixed pulley assembly of the right and left (1)
It hits exactly and wiper motor positioning plate mechanism (3) is installed on working panel (6), wiper motor positioning plate mechanism (3) is equipped with inspection
Dynamometry arm component (5), wiper motor positioning plate mechanism (3) the right are equipped with dial gauge positioning regulating mechanism (2), wiper motor
The left side is equipped with motor output shaft clamp nut vertical correction mechanism (4) in positioning plate mechanism (3)；Wiper motor is installed and is fixed
In wiper motor positioning plate mechanism (3) reverse side, with flat key /V；Detection arm of force component (5) with motor output shaft is connected, is used
Clamp nut fastens.
2. the indirect measurement system of rain shaving electrical machine worm and gear gear backlash as described in claim 1, it is characterised in that：
In the dial gauge positioning regulating mechanism (2), locating shaft locating piece (14) is fixed on working panel (6), then stationary positioned axis
(15), link block B (13) is connected on locating shaft (15), link block B (13) is moved along locating shaft (15) axis direction, is adjusted to conjunction
Right position is put to be fastened by screw, is installed with link block A (12) in link block B (13), and link block A (12) is along link block B (13) interior hole axle
Line direction moves, and has on link block A (12) flat, and flat place plane is parallel with front end connection dial gauge mold cavity axis, adjusts to conjunction
Right position postpones, and by screw lock, rear end is flat by screw lock for front end.
3. the indirect measurement system of rain shaving electrical machine worm and gear gear backlash as described in claim 1, it is characterised in that：
In the wiper motor positioning plate mechanism (3), motor installation positioning plate (17) is screwed on working panel (6), and
With flat key (16) /V, rain shaving electrical machine (18) reverse side is fixed on motor installation positioning plate (17), is fastened with screw.
4. the indirect measurement system of rain shaving electrical machine worm and gear gear backlash as described in claim 1, it is characterised in that：
In the motor output shaft clamp nut vertical correction mechanism (4), calibration block positioning plate (19) is mounted on working panel (6),
It is fastened with screw；Calibration block link block (20) slides in calibration block positioning plate (19) sliding slot, adjusts to suitable position with screw
Fastening；There is circular hole in calibration block (21) one end, has gap with clamp nut (22) outer circle, is connected at other end waist-shaped hole with calibration block
Block (20) is fastened with screw, and clamp nut (22) is fastened with motor output shaft.
5. the indirect measurement system of rain shaving electrical machine worm and gear gear backlash as described in claim 1, it is characterised in that：
The detection arm of force component (5) is restructured by existing crank part, and technique flexural pivot (24) presses technique with technique crank (23)
Riveting, detection reference block (25) are connected fastening, technique with screw again after being positioned with technique crank (23) with step at flexural pivot riveting
Crank (23) other end is connected with motor output shaft with clamp nut (22) by technological requirement, detects reference block (25) front-end detection
Face, technique flexural pivot (24) axis and technique crank (23) axially bored line are coplanar, detect and are carved with inspection on reference block (25) front-end detection face
Survey datum line.
6. the indirect measurement system of rain shaving electrical machine worm and gear gear backlash as described in claim 1, it is characterised in that：
The counterweight component (8) is 1Nm level Four counterweight components.
7. the measurement of the indirect measurement system with the rain shaving electrical machine worm and gear gear backlash described in one of claim 1-6
Method, it is characterised in that：Dial gauge positioning regulating mechanism (2) is adjusted, dialgage detection head is placed on detection arm of force component (5)
At the line of front end, dial gauge initial detecting position is i.e. therefore at line, and dialgage detection head is in compressive state at this time, compression
It measures that between 2nd/1 to three/3rds of range, percentage meter reading is zeroed；Counterweight is connected with flexible wire ropes (7) one end
Component (8), at the flexural pivot on other end connecting detection arm of force component (5), along left side loading moment, record at this time read by dial gauge
Number, takes absolute value and is denoted as L1, keep remaining motionless, by the flexible wire ropes (7) of loading moment, counterweight component (8) to the left originally
Position is adjusted to loading moment to the right, is recorded percentage meter reading absolute value at this time, is denoted as L2；Detection arm of force component (5) is by existing
There is crank part to restructure, to motor output shaft loading torque be by this crank part flexural pivot along positive and negative tangent line
Direction loads, and crank flexural pivot axis and the distance of motor output shaft axis are denoted as R1, counterweight component (8) used in loading moment by
This arm of force calculates gained, and there is line in another arm of force component (5) front end of detecting, and line is denoted as R with motor output shaft distance2, R2Value is by three
Coordinate measuring apparatus measurement gained；At this time can by left and right displacement, each approximation is considered as a right-angle side, dialgage detection head axis is away from electricity
Machine output shaft axle center distance is always R2, and this segment distance is another right-angle side, then required gap angle calcu-lation formula is：
<mrow>
<mi>&theta;</mi>
<mo>=</mo>
<mi>a</mi>
<mi>r</mi>
<mi>c</mi>
<mi>t</mi>
<mi>a</mi>
<mi>n</mi>
<mfrac>
<msub>
<mi>L</mi>
<mn>1</mn>
</msub>
<msub>
<mi>R</mi>
<mn>2</mn>
</msub>
</mfrac>
<mo>+</mo>
<mi>a</mi>
<mi>r</mi>
<mi>c</mi>
<mi>t</mi>
<mi>a</mi>
<mi>n</mi>
<mfrac>
<msub>
<mi>L</mi>
<mn>2</mn>
</msub>
<msub>
<mi>R</mi>
<mn>2</mn>
</msub>
</mfrac>
<mo>.</mo>
</mrow>
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711408693.8A CN108050916B (en) | 2017-12-23 | 2017-12-23 | Indirect measurement device and method for gear meshing gap of worm gear of wiper motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711408693.8A CN108050916B (en) | 2017-12-23 | 2017-12-23 | Indirect measurement device and method for gear meshing gap of worm gear of wiper motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108050916A true CN108050916A (en) | 2018-05-18 |
| CN108050916B CN108050916B (en) | 2024-04-09 |
Family
ID=62131503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711408693.8A Active CN108050916B (en) | 2017-12-23 | 2017-12-23 | Indirect measurement device and method for gear meshing gap of worm gear of wiper motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108050916B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110779720A (en) * | 2019-11-12 | 2020-02-11 | 杭州萧山天辰机械有限公司 | Worm gear electronic double-engagement instrument |
| CN112881008A (en) * | 2021-01-20 | 2021-06-01 | 北京工业大学 | Precision calibration method for worm gear pair double-sided meshing measuring instrument |
| CN114076554A (en) * | 2021-11-18 | 2022-02-22 | 浙江长兴裕丰精密机械有限公司 | Tool and method for assembling caliper with meter |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR404143A (en) * | 1909-06-08 | 1909-11-23 | S Roulements A Billes D. W. F. | Device for measuring the clearance in assemblies of spare parts |
| CN2713432Y (en) * | 2004-07-23 | 2005-07-27 | 建设工业(集团)有限责任公司 | Pitch detection tool for crankcase |
| CN201081680Y (en) * | 2007-08-22 | 2008-07-02 | 国营北京曙光电机厂 | Miniature motor radial clearance measuring clamp |
| CN203518982U (en) * | 2013-10-26 | 2014-04-02 | 湖北唯思凌科装备制造有限公司 | Clearance detecting machine station for worm gear and worm of automotive electric steering device |
| CN205843569U (en) * | 2016-07-22 | 2016-12-28 | 宁波夏厦齿轮有限公司 | A kind of worm and gear meshed center distance measurement apparatus |
| CN106441198A (en) * | 2016-11-09 | 2017-02-22 | 南京康尼电子科技有限公司 | Equipment for testing axial gap of worm reduction gearbox |
| CN207636002U (en) * | 2017-12-23 | 2018-07-20 | 贵阳万江航空机电有限公司 | A kind of indirect measurement system of rain shaving electrical machine worm and gear gear backlash |
-
2017
- 2017-12-23 CN CN201711408693.8A patent/CN108050916B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR404143A (en) * | 1909-06-08 | 1909-11-23 | S Roulements A Billes D. W. F. | Device for measuring the clearance in assemblies of spare parts |
| CN2713432Y (en) * | 2004-07-23 | 2005-07-27 | 建设工业(集团)有限责任公司 | Pitch detection tool for crankcase |
| CN201081680Y (en) * | 2007-08-22 | 2008-07-02 | 国营北京曙光电机厂 | Miniature motor radial clearance measuring clamp |
| CN203518982U (en) * | 2013-10-26 | 2014-04-02 | 湖北唯思凌科装备制造有限公司 | Clearance detecting machine station for worm gear and worm of automotive electric steering device |
| CN205843569U (en) * | 2016-07-22 | 2016-12-28 | 宁波夏厦齿轮有限公司 | A kind of worm and gear meshed center distance measurement apparatus |
| CN106441198A (en) * | 2016-11-09 | 2017-02-22 | 南京康尼电子科技有限公司 | Equipment for testing axial gap of worm reduction gearbox |
| CN207636002U (en) * | 2017-12-23 | 2018-07-20 | 贵阳万江航空机电有限公司 | A kind of indirect measurement system of rain shaving electrical machine worm and gear gear backlash |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110779720A (en) * | 2019-11-12 | 2020-02-11 | 杭州萧山天辰机械有限公司 | Worm gear electronic double-engagement instrument |
| CN112881008A (en) * | 2021-01-20 | 2021-06-01 | 北京工业大学 | Precision calibration method for worm gear pair double-sided meshing measuring instrument |
| CN112881008B (en) * | 2021-01-20 | 2022-05-03 | 北京工业大学 | Precision calibration method for worm gear pair double-sided meshing measuring instrument |
| CN114076554A (en) * | 2021-11-18 | 2022-02-22 | 浙江长兴裕丰精密机械有限公司 | Tool and method for assembling caliper with meter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108050916B (en) | 2024-04-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108050916A (en) | The indirect measurement system and method for rain shaving electrical machine worm and gear gear backlash | |
| CN107449550B (en) | Device and method suitable for calibrating multiple groups of torque sensors | |
| CN105352727A (en) | Automobile transmission torsion testing machine and testing method thereof | |
| CN207894381U (en) | Worm shaft inspecting device of symmetry of key groove based on machine vision | |
| CN204330208U (en) | For detecting the force standard machines of pull and push dynamometer | |
| CN205262659U (en) | Auto steering ware friction torque automated inspection board | |
| CN105758288A (en) | Stretch-compress integrated automobile transmission shaft detection apparatus | |
| CN207636002U (en) | A kind of indirect measurement system of rain shaving electrical machine worm and gear gear backlash | |
| CN215598869U (en) | Module test fixture | |
| CN105352643A (en) | Transmission shaft torque calibration method | |
| CN109163686B (en) | Secondary flywheel comprehensive detection tool for measuring crankshaft hole position degree | |
| CN116276011B (en) | Tightening tool torque control method and tightening tool | |
| CN210862509U (en) | Utensil is examined to car welded structure flatness | |
| CN210773794U (en) | Utensil is examined to car power assisted steering system transmission shaft | |
| CN203191525U (en) | Starter performance test system | |
| CN209027716U (en) | A kind of torque tester for aligning component | |
| CN207114711U (en) | A kind of SMT ICT equipment | |
| CN206056953U (en) | For the torque tester of detection combination camshaft torsional forces | |
| CN214352285U (en) | Gear set overturning mechanism of wheel-side speed reducer oil running-in table | |
| CN111089721A (en) | Flexible test bench of new energy automobile gear box | |
| CN110986799A (en) | Water pump flange and impeller detection equipment | |
| CN213179755U (en) | Detection tool structure of automobile window trim | |
| CN219798250U (en) | Return back clearance test platform of harmonic speed reducer | |
| CN208383096U (en) | A kind of disk-like accessory circular runout test device | |
| CN213902260U (en) | Crankshaft length detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |