CN207946045U - A kind of pin gear outer diameter device for fast detecting - Google Patents
A kind of pin gear outer diameter device for fast detecting Download PDFInfo
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- CN207946045U CN207946045U CN201820215342.9U CN201820215342U CN207946045U CN 207946045 U CN207946045 U CN 207946045U CN 201820215342 U CN201820215342 U CN 201820215342U CN 207946045 U CN207946045 U CN 207946045U
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- pin gear
- outer diameter
- fast detecting
- length bar
- diameter device
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Abstract
The utility model provides a kind of pin gear outer diameter device for fast detecting, including pedestal, and pedestal is equipped with movable fixture, tailstock and measuring mechanism, pin gear and the rotatable connection of movable fixture, and tailstock is distributed with length bar along pin gear axisymmetrical；Measuring mechanism is equipped with length bar and driving unit, and driving unit driving length bar is embedded into the tooth socket of pin gear or is exited out of pin gear tooth socket.Driving slider, so that the tooth socket of length bar insertion pin gear, the upper tailstock of pedestal compresses the corresponding farthest tooth of tooth socket circular arc of pin gear simultaneously, thick side value is measured with this, thick side value subtracts Pins diameter and obtains the thick side value of pin gear outer diameter, the thick side value of pin gear outer diameter can also further be corrected with this by current vortex sensor come subsidiary in measurement process again.The device is simple, easy to operate, of low cost, be suitable for gear measurement, can not only measure outer diameter, the run-out error of pin gear or gear can also be measured, especially to the outside diameter measuring of pin gear when, not only the period is short efficient, and high certainty of measurement, versatile.
Description
Technical field
The utility model is related to pin gear fields of measurement, are specifically a kind of pin gear outer diameter device for fast detecting.
Background technology
Retarder is widely applied device in all kinds of mechanical equipments, and the quality of Design of Speed Reducer directly affects mechanical equipment
Transmission performance.Currently, based on widely applied high-precision RV robots retarder, harmonic speed reducer, their common features
It is small size, large transmission ratio, high-precision, high torque.Wherein harmonic wave is relatively simple for structure, but not due to the rigidity of flexbile gear
Foot, so being showed in terms of torque transmitting not good enough.And the structure of RV retarders is more complicated, by motor output shaft to input shaft,
Input shaft is transferred to output position using deceleration mechanism.A pendant part is pin gear, pin gear wherein in RV retarders
The number of teeth be generally radix, the manufacture of pin gear and assembly precision directly affect the transmission ratio of entire RV retarders.The prior art
In, low to the accuracy of detection of pin gear, measuring instrument is expensive, and inconvenient.
Invention content
The technical problem to be solved by the utility model is to provide a kind of pin gear outer diameter device for fast detecting, solve needle
Outside diameter of gear measurement accuracy is low and measures the high problem of difficulty.
In order to solve the above technical problems, technical solution used by the utility model is：A kind of pin gear outer diameter is quickly examined
Device, including pedestal are surveyed, pedestal is equipped with movable fixture, tailstock and measuring mechanism, pin gear and the rotatable company of movable fixture
It connects, tailstock is distributed with length bar along pin gear axisymmetrical；
Measuring mechanism is equipped with length bar and driving unit, and driving unit driving length bar is embedded into the tooth socket of pin gear or from needle tooth
It is exited in the tooth socket of wheel.
Preferably, driving unit includes slide bar and motor, and slide bar one end is connect with length bar, and motor driving slider is in sliding slot
Sliding.
Preferably, motor is moved back and forth by rack and pinion mechanism or friction wheel mechanism driving slider.
Preferably, grating sensor is equipped in sliding slot.
Preferably, current vortex sensor is equipped in tailstock.
Preferably, movable fixture includes locating shaft, connecting rod and mobile platform, and pin gear centre bore is inserted into locating shaft one end,
The locating shaft other end is equipped with blind hole, and blind hole is inserted into connecting rod one end, and the connecting rod other end is threadedly coupled with mobile platform, mobile platform position
In on pedestal.
Preferably, pedestal is equipped with guide rail, and mobile platform is located in guide rail.
Preferably, the taper of locating shaft is 1:1000.
Preferably, connecting rod one end is abutted by plane bearing with locating shaft.
Preferably, the diameter of length bar is equal with the tooth socket arc radius of pin gear.
A kind of pin gear outer diameter device for fast detecting provided by the utility model, by the tooth socket that length bar is embedded in pin gear
In circular arc, driving slider so that length bar is embedded in the tooth socket of pin gear, while the upper tailstock of pedestal compresses the tooth socket circle of pin gear
The corresponding farthest tooth of arc measures thick side value with this, and thick side value subtracts Pins diameter and obtains the thick side value of pin gear outer diameter, then measures
The thick side value of pin gear outer diameter can also further be corrected with this by current vortex sensor come subsidiary in the process.The dress
It sets simply, it is easy to operate, it is of low cost, it is suitable for gear measurement, can not only measures outer diameter, pin gear or gear can also be measured
Run-out error, especially to the outside diameter measuring of pin gear when, not only the period is short efficient, and high certainty of measurement, versatile.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples：
Fig. 1 is the overall structure subjectivity schematic diagram of the utility model；
Fig. 2 is the overall structure vertical view of the utility model；
Fig. 3 is the overall structure left view of the utility model.
In figure：Length bar 1, current vortex sensor 2, pedestal 3, slide bar 31, tailstock 32, controller 33, sliding slot 34, grating sensing
Device 35, motor 36, guide rail 37, mobile platform 4, pin gear 5, locating shaft 6, connecting rod 7, handle 71, display 8, friction pulley 9.
Specific implementation mode
Embodiment 1：
As depicted in figs. 1 and 2, a kind of pin gear outer diameter device for fast detecting, including pedestal 3, pedestal 3 are equipped with mobile press from both sides
Tool, tailstock and measuring mechanism, pin gear 5 and the rotatable connection of movable fixture, tailstock 32 is with length bar 1 along 5 axis pair of pin gear
Claim distribution；Measuring mechanism is equipped with length bar 1 and driving unit, and driving unit driving length bar 1 is embedded into the tooth socket of pin gear 5 or from needle
It is exited in the tooth socket of gear 5.Thus for structure it is found that pedestal 3 is "U" shaped, movable fixture is located at bottom end, measuring mechanism and tailstock
Positioned at the both ends of "U" shaped.First by 5 clamping of pin gear in movable fixture, then according to the tooth socket half for being measured pin gear 5
Diameter size selects corresponding length bar 1, and length bar 1 is mounted on to the end of measuring mechanism, rotates pin gear 5, and pass through driving unit
Drive length bar 1 so that length bar 1 is embedded into the tooth socket of tested pin gear 5, while mobile movable fixture so that tailstock 32 against
In the other end of pin gear 5.It should be pointed out that since the number of teeth of pin gear 5 is generally radix, the tooth that length bar 1 is embedded in
Against tooth top, the line of the tooth socket center and tooth top passes through the center of circle of pin gear for slot and tailstock 32.It can be surveyed by measuring mechanism
The distance between the end of measuring mechanism and the end of tailstock 32 L are obtained, the diameter of length bar 1 is known as d, therefore can obtain needle tooth
The outer diameter D value of wheel, D=L-d/2.Specifically, length bar 1 is gear pin, which is used cooperatively with pin gear 5.
In measurement process, display 8 is used for showing that measured value, the data that controller 8 is used for obtaining sensor 35 are gone forward side by side
Row processing, is finally shown the measured value L handled well by display 8.
Preferably scheme, driving unit include slide bar 31 and motor 36, and 31 one end of slide bar is connect with length bar 1, and motor 34 drives
The sliding in sliding slot 34 of moving slide-bar 31, motor 36 are moved back and forth by rack and pinion mechanism or friction wheel mechanism driving slider 31.
Thus structure is it is found that as shown in figure 3, motor 36 is fixed on pedestal 3, the output axis connection friction pulley 9 of motor 36, friction pulley 9
It rubs between slide bar 31, passes through frictional force sliding in sliding slot 34 come band moving slide-bar 31.
Preferably scheme, sliding slot 34 is interior to be equipped with grating sensor 35.Thus structure is it is found that grating sensor 35 is used for monitoring
The position of slide bar 31 can further be measured by grating sensor 35 between the end of slide bar 31 and the end of tailstock 32
Distance.
Preferably scheme, tailstock 32 is interior to be equipped with current vortex sensor 2.Thus structure is it is found that in measurement process, pin gear
5 as metal material, therefore current vortex sensor 2 can measure the subtle difference of tooth top of pin gear 5.In measurement process,
The angle for finely tuning pin gear 5, carrys out greatest limit with this and determines that the end of tailstock 32 is resisted against at tooth top, and several groups are obtained by fine tuning
Measured value L, while L values are modified and are compensated by the measured value s of current vortex sensor 2, it is obtained with this more accurate
Measurement result.
Optionally, tailstock 32 is equipped with blind hole, and current vortex sensor 2 is located in blind hole.Thus structure is it is found that when tailstock 32 supports
When leaning against on the tooth top of pin gear 5, current vortex sensor 2 is close with the tooth top of pin gear 5 but does not contact, and is sensed convenient for current vortex
The measurement of device 2.
Optionally, it is connected by elevating mechanism between pedestal 3 and pin gear 5, elevating mechanism and pin gear end face are removable
Unload connection.Thus structure, by being connected in the end face of pin gear 5, is achieved in it is found that when measuring the outer diameter of pin gear 5
The axially position of pin gear 5, while elevating mechanism can adjust the height of pin gear 5, be convenient in this way to bulky or weight
The measurement of big pin gear.The elevating mechanism is that hydraulic-driven or servo motor drive.
Pin gear centre bore is inserted into preferably scheme, including locating shaft 6, connecting rod 7 and mobile platform 4,6 one end of locating shaft,
6 other end of locating shaft is equipped with blind hole, and blind hole is inserted into 7 one end of connecting rod, and 7 other end of connecting rod is threadedly coupled with mobile platform 4, mobile flat
Platform 4 is located on pedestal 3.Thus structure is tested the centre bore of pin gear 5 for carrying out axially position it is found that locating shaft 6 is inserted into.Separately
On the one hand, connecting rod 7 is detachably connected with locating shaft 6, be conveniently replaceable various sizes of locating shaft 6 in this way, and difference is measured with this
The pin gear 5 of size.7 other end of connecting rod is threadedly coupled with mobile platform 4, can adjust the height of connecting rod 7 in this way to adjust
The height of locating shaft 6, while mobile platform 4 can adjust the displacement of horizontal direction, can realize determining for pin gear 5 in this way
Position, moreover it is possible to adjust height and the horizontal position of pin gear 5, be convenient for the two of 32 better alignment pins gear diameter of slide bar 31 and tailstock
End.
Optionally, connecting rod 7 is equipped with handle 71.Thus structure is it is found that pin gear or gear for light-type, passes through handle
Hand 71 carrys out swivel link 7, can realize the rise and fall of connecting rod 7, and then reaches the height for adjusting pin gear, 71 convenience of handle
User operates.
The taper of preferably scheme, locating shaft 6 is 1:1000.Thus structure is it is found that the locating shaft 6 with taper can be more preferable
Coaxially fixed with pin gear 5, improve concentricity.
Preferably scheme, pedestal 3 are equipped with guide rail, and mobile platform 4 is located in guide rail.Thus structure is it is found that mobile platform 4
Along guide rail horizontal rectilinear motion, length bar 1 and tailstock 32 is convenient for preferably to be directed at the center of pin gear in this way.
The material of preferably scheme, slide bar 31 is magnetic substance, and the material of length bar 1 is metal.Thus structure is it is found that slide bar 31
Absorption positioning is carried out by magnetic force between length bar 1, not only positioning is convenient, and precision is high.
Preferably scheme, connecting rod（7）One end passes through plane bearing and locating shaft（6）It abuts.Thus structure is it is found that work as connecting rod
The height of pin gear 5 can be raised and lowered when 7 rotation, while rotating, ensure that connecting rod 7 is rotated relative to locating shaft 6, by
In the presence of plane bearing, locating shaft 6 will not rotate.
Preferably scheme, the diameter of length bar 1 are equal with the tooth slot radius of pin gear.Thus structure it is found that length bar 1 just with
The tooth socket of pin gear 5 matches, and when measuring, length bar 1 forms stuck with pin gear 5, and pin gear 5 is avoided to be altered in measurement process
It is dynamic, further improve measurement accuracy.
A kind of pin gear outer diameter device for fast detecting provided by the utility model, can not only measure the outer diameter of pin gear,
The concentricity of pin gear and the runout error of tooth can also be measured, by using different length bars can also measure gear or its
The outer diameter of his toothed revolving meber.It repeats no more herein.
A kind of pin gear outer diameter device for fast detecting provided by the utility model, by the tooth socket that length bar is embedded in pin gear
In circular arc, driving slider so that length bar is embedded in the tooth socket of pin gear, while the upper tailstock of pedestal compresses the tooth socket circle of pin gear
The corresponding farthest tooth of arc measures thick side value with this, and thick side value subtracts Pins diameter and obtains the thick side value of pin gear outer diameter, then measures
The thick side value of pin gear outer diameter can also further be corrected with this by current vortex sensor come subsidiary in the process.The dress
It sets simply, it is easy to operate, it is of low cost, it is suitable for gear measurement, can not only measures outer diameter, pin gear or gear can also be measured
Run-out error, especially to the outside diameter measuring of pin gear when, not only the period is short efficient, and high certainty of measurement, versatile.
The above embodiments are only the optimal technical scheme of the utility model, and are not construed as the limit for the utility model
System, the technical solution that the scope of protection of the utility model should be recorded with claim include the technical solution of claim record
The equivalents of middle technical characteristic are protection domain.Equivalent replacement i.e. within this range is improved, also in the utility model
Protection domain within.
Claims (10)
1. a kind of pin gear outer diameter device for fast detecting, it is characterised in that：Including pedestal（3）, pedestal（3）It is equipped with mobile folder
Tool, tailstock and measuring mechanism, pin gear（5）With the rotatable connection of movable fixture, tailstock（32）With length bar（1）Along pin gear
（5）Axisymmetrical is distributed；
Measuring mechanism is equipped with length bar（1）And driving unit, driving unit drive length bar（1）It is embedded into pin gear（5）Tooth socket or
From pin gear（5）Tooth socket in exit.
2. a kind of pin gear outer diameter device for fast detecting according to claim 1, it is characterised in that：The driving unit packet
Include slide bar（31）And motor（36）, slide bar（31）One end and length bar（1）Connection, motor（36）Driving slider（31）In sliding slot（34）
Interior sliding.
3. a kind of pin gear outer diameter device for fast detecting according to claim 2, it is characterised in that：The motor（36）It is logical
Cross rack and pinion mechanism or friction wheel mechanism driving slider（31）It moves back and forth.
4. a kind of pin gear outer diameter device for fast detecting according to claim 2, it is characterised in that：The sliding slot（34）It is interior
Equipped with grating sensor（35）.
5. a kind of pin gear outer diameter device for fast detecting according to claim 1, it is characterised in that：The tailstock（32）It is interior
Equipped with current vortex sensor（2）.
6. a kind of pin gear outer diameter device for fast detecting according to claim 1, it is characterised in that：The movable fixture packet
Include locating shaft（6）, connecting rod（7）And mobile platform（4）, locating shaft（6）Pin gear is inserted into one end（5）Centre bore, locating shaft（6）Separately
One end is equipped with blind hole, connecting rod（7）Blind hole, connecting rod are inserted into one end（7）The other end and mobile platform（4）It is threadedly coupled, mobile platform
（4）Positioned at pedestal（3）On.
7. a kind of pin gear outer diameter device for fast detecting according to claim 6, it is characterised in that：The pedestal（3）On
Equipped with guide rail（37）, mobile platform（4）Positioned at guide rail（37）It is interior.
8. a kind of pin gear outer diameter device for fast detecting according to claim 6, it is characterised in that：The locating shaft（6）
Taper be 1:1000.
9. a kind of pin gear outer diameter device for fast detecting according to claim 6, it is characterised in that：The connecting rod（7）One
End passes through plane bearing and locating shaft（6）It abuts.
10. a kind of pin gear outer diameter device for fast detecting according to claim 1, it is characterised in that：The length bar（1）'s
Diameter is equal with the tooth socket arc radius of pin gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820215342.9U CN207946045U (en) | 2018-02-07 | 2018-02-07 | A kind of pin gear outer diameter device for fast detecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820215342.9U CN207946045U (en) | 2018-02-07 | 2018-02-07 | A kind of pin gear outer diameter device for fast detecting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207946045U true CN207946045U (en) | 2018-10-09 |
Family
ID=63699287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820215342.9U Active CN207946045U (en) | 2018-02-07 | 2018-02-07 | A kind of pin gear outer diameter device for fast detecting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207946045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108088348A (en) * | 2018-02-07 | 2018-05-29 | 武汉市精华减速机制造有限公司 | A kind of pin gear outer diameter device for fast detecting |
-
2018
- 2018-02-07 CN CN201820215342.9U patent/CN207946045U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108088348A (en) * | 2018-02-07 | 2018-05-29 | 武汉市精华减速机制造有限公司 | A kind of pin gear outer diameter device for fast detecting |
| CN108088348B (en) * | 2018-02-07 | 2024-03-26 | 湖北斯微特传动有限公司 | Rapid detection device for outer diameter of needle gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181211 Address after: Room 602, Building 1, Guanggu Wisdom Park, No. 7, Finance Port Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: Hubei Siweite Transmission Co., Ltd. Address before: Room D301, Century Huating, No. 1 Northwest Lake Road, Jianghan District, Wuhan City, Hubei Province Patentee before: Wuhan City elite reductor Manufacturing Co., Ltd |