CN207797936U - Bent axle automatic measuring instrument - Google Patents
Bent axle automatic measuring instrument Download PDFInfo
- Publication number
- CN207797936U CN207797936U CN201820067310.9U CN201820067310U CN207797936U CN 207797936 U CN207797936 U CN 207797936U CN 201820067310 U CN201820067310 U CN 201820067310U CN 207797936 U CN207797936 U CN 207797936U
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- CN
- China
- Prior art keywords
- bent axle
- fixed
- cylinder
- trunnion
- seat
- 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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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a kind of bent axle automatic measuring instruments, including parallel reference seat, V-type bearing, limited block, trunnion measuring mechanism, drive upside down cylinder, front and back driving cylinder, adjustable speed driving motor, drive connection bar, hold out against driving cylinder, display, control switch and thrust gauge, compared with prior art, the utility model is in order to improve the measurement efficiency of main shaft diameter thrust surface parameter in industrial production, and facilitate the process management of factory, and it is convenient after bent axle Scout service after sale, the utility model provides a kind of bent axle automatic measuring instrument, the detection efficiency of bent axle can not only be improved, every data statistics and processing can easily also be carried out.With the value promoted the use of.
Description
Technical field
The utility model is related to a kind of geometrical dimensional measurement apparatus more particularly to a kind of quickly to measure engine crankshaft multiple
The bent axle automatic measuring instrument of geometric parameter.
Background technology
Currently, engine crankshaft is one of the core component of engine power output, wherein trunnion is directly and bar link chain
It connects, their dimensional fits are directly related to power output stability.Main bearing journal dimensional tolerance usually only 0.015mm,
Mostly at present is by holding cubing, and the detection of the measurers such as outside micrometer, the more efficiency in interface are low, are easy by interference from human factor,
It is poor to detect repeatable accuracy.The general large-scale test measuring device such as three coordinates needs other multiple toolings to match since to be detected face small for bent axle
Closing also reduces by multiple conversions precision, while can not detect the continuous surfaces such as circularity.Efficiency is not also high, but with current bent axle
Transmission style engine applications are very extensive, and substantial amounts are widely used in automobile steamer etc., as production scale constantly expands, when
When large batch of bent axle needs detection, measurement efficiency just shows very low.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of bent axle automatic measuring instrument.
The utility model is achieved through the following technical solutions above-mentioned purpose：
The utility model include parallel reference seat, V-type bearing, limited block, trunnion measuring mechanism, drive upside down cylinder,
Front and back driving cylinder, drive connection bar, holds out against driving cylinder, display, control switch and thrust surface survey at adjustable speed driving motor
Device is measured, the V-type bearing is two, and two V-type bearings are both secured in the parallel reference seat, and tested bent axle is located at
It on two V-type bearings, and can rotate, the limited block is fixed in the parallel reference seat, and positioned at described tested
The other end of the side of bent axle, the tested bent axle is connect with the drive connection bar, the drive connection bar with it is described adjustable
The shaft of fast driving motor connects, and the adjustable speed driving motor is connect with the driving cylinder that holds out against, described to hold out against driving gas
Cylinder is fixed in the parallel reference seat, and the trunnion measuring mechanism is multiple, and multiple trunnion measuring mechanisms are fixed
In on holder, the holder is arranged by being slidably connected between front and back driving cylinder and the parallel reference seat on the holder
Described to drive upside down cylinder, the cylinder that drives upside down drives the trunnion measuring mechanism to move up and down, the control switch
With the display and the trunnion measuring mechanism, described drive upside down cylinder, the front and back driving cylinder, thrust planar survey
Device is electrically connected, and the thrust gauge is fixed in the parallel reference seat, and stopping positioned at the tested bent axle
At pushing surface.
Further, the thrust gauge is surveyed son, lever-type sender, sensor fixed seat by dial gauge and is formed,
The lever-type sender is fixed on by the sensor fixed seat in parallel reference seat, and the dial gauge surveys son positioned at described
The front end of lever-type sender.
Further, the trunnion measuring mechanism is by fixed block, the first displacement sensor, second displacement sensor and measurement
Bar forms, and the fixed block is fixed on the holder, and first displacement sensor and the second displacement sensor are solid
Due on the fixed block, measuring rod is both provided on first displacement sensor and the second displacement sensor.
The beneficial effects of the utility model are：
The utility model is a kind of bent axle automatic measuring instrument, and compared with prior art, the utility model is in order to improve industry
The measurement efficiency of main shaft diameter thrust surface parameter in production, and facilitate the process management of factory, and it is convenient after bent axle chase after after sale
Track service, the utility model provide a kind of bent axle automatic measuring instrument, can not only improve the detection efficiency of bent axle, moreover it is possible to convenient
Carry out every data statistics and processing.With the value promoted the use of.
Description of the drawings
Fig. 1 is tested crankshaft structure schematic diagram；
Fig. 2 is maneton measuring mechanism structural schematic diagram；
Fig. 3 is the structural schematic diagram of thrust gauge；
Fig. 4 is drive connection bar part-structure schematic diagram；
Fig. 5 is the structural schematic diagram of trunnion measuring mechanism；
Fig. 6 is the overall structure diagram of the utility model；
Fig. 7 is trunnion measuring mechanism part-structure schematic diagram.
In figure：1- be tested the parallel reference seat of bent axle, 2-, 3-V types bearing, 4- limited blocks, 5- trunnions measuring mechanism, on 6-
Driving cylinder, 8- dial gauges to survey before and after lower driving cylinder, 7-, son, 9- lever-type senders, 10- sensors fixed seat, 11- is adjustable
Fast driving motor, 12- drive connection bars, 13- hold out against driving cylinder, 14- fixed blocks, the first displacement sensors of 15-, 16- second
Displacement sensor, 17- measuring rods, 18- displays, 19- controls switch, 20- thrust gauges.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figures 1 to 7：The utility model includes parallel reference seat 2, V-type bearing 3, limited block 4, trunnion measurement
Mechanism 5 drives upside down cylinder 6, front and back driving cylinder 7, adjustable speed driving motor 11, drive connection bar 12, holds out against driving cylinder
13, display 18, control switch 19 and thrust gauge 20, the V-type bearing 3 are two, two V-type bearings 3
It is both secured in the parallel reference seat 2, is tested bent axle 1 and is located on two V-type bearings 3, and can rotate, the limit
Block 4 is fixed in the parallel reference seat 2, and positioned at the tested bent axle 1 side, the other end of the tested bent axle 1 with
The drive connection bar 12 connects, and the drive connection bar 12 connect with the shaft of the adjustable speed driving motor 11, it is described can
Speed governing driving motor 11 is connect with the driving cylinder 13 that holds out against, and the driving cylinder 13 that holds out against is fixed on the parallel reference seat
On 2, the trunnion measuring mechanism 5 is multiple, and multiple trunnion measuring mechanisms 5 are fixed on holder, and the holder is logical
It crosses between front and back driving cylinder 7 and the parallel reference seat 2 and is slidably connected, cylinder 6 is driven upside down described in setting on the holder,
The cylinder 6 that drives upside down drives the trunnion measuring mechanism 5 to move up and down, the control switch 19 and the display 18
With the trunnion measuring mechanism 5, described drive upside down cylinder 6, the front and back driving cylinder 7,20 electricity of thrust gauge
Property connection, the thrust gauge 20 is fixed in the parallel reference seat 2, and positioned at the thrust of the tested bent axle 1
At face.
Further, the thrust gauge 20 surveys son, lever-type sender 9, sensor fixed seat 10 by dial gauge
Composition, the lever-type sender 9 are fixed on by the sensor fixed seat 10 in parallel reference seat 2, and the dial gauge is surveyed
Son 8 is located at the front end of the lever-type sender 9.
Further, the trunnion measuring mechanism 5 is by fixed block 14, the first displacement sensor 15, second displacement sensor
16 and measuring rod 17 form, the fixed block 14 is fixed on the holder, first displacement sensor 15 and described second
Displacement sensor 16 is both secured on the fixed block 14, first displacement sensor 15 and the second displacement sensor 16
On be both provided with measuring rod 17.
Technical solution used by the utility model is：One workpiece is put into positioning V into process of measurement → operator
Small end → startup measurement button → equipment is close in shape and axially to start measurement → measurement portion advance → measuring mechanism automatically and decline
→ driving mechanism advance → rotational workpieces measurement → each sensor sample, it is automatic successively to carry out each parameter detecting → each measuring mechanism
Retract → show measurement result, which finishes, and manually takes workpiece away.1 displacement branch of arrangement sensing in each measuring unit
Device precision 0.001mm resolution ratio 0.1um measure the items of main bearing journal and thrust surface using dynamic, relative type motor measurement method
Technical parameter.
When detection, each sensor is the variable quantity of electric signal by the way that in data line transfer to industrial personal computer, Survey Software will
It after all data carry out operation by certain computational methods, preserves to database, analysis statistics can be further displayed, reach survey
The purpose of amount.
The application method of the utility model specifically protects following steps：
Step 1：As shown in Figure 1, even 2 V-types positioning containing alloy, slightly fixed for crankshaft workpiece close to parallel benchmark
Position, 32mm steel balls built in floating steel ball positioning end.
Step 2：Diameter measurement portion guide rail as shown in Figure 2 is by 11 sets of Fig. 5 trunnions measuring units and Fig. 3 thrust surface measurement portions
Constitute whole measurement modules.
Step 3：As shown in figure 4, crankshaft free-end is positioned after V-type positioning by holding out against driving cylinder, and pass through its chain
The motor driven crankshafts connect rotate when measuring.
Step 4：Above-mentioned Fig. 1 V-arrangements positioning element and steel ball floating centre Fig. 2 diameter measurements portion guide rail, branch as shown in Figure 6
Frame and 11 sets of measuring mechanism Fig. 3：Thrust surface measurement portion；Fig. 4：Motor drives and jacking mechanism；Fig. 5：Main shaft diameter measuring unit；Group
Complete machine bent axle automatic measurement machine is constituted after conjunction plus after Box of electric machine display operation button.
Step 5：Measure the following a operators of workpiece sensing process（Or mechanical arm）One crankshaft workpiece is put into positioning
It is close in V-type and axially small end, V-type positioning as shown in Figure 1.b：Start and measures button（Or external control triggering measures letter
Number）.c：Jacking mechanism is driven shown in Fig. 4, holds out against crankshaft free-end, and front and back driving cylinder advances in place, up and down as shown in Figure 2,3
Driving cylinder is fallen into place.d：Driving jacking mechanism motor shown in Fig. 4 starts to rotate 5 seconds/turns, 13 sensors after prerotation half cycle
Start gathered data, then acquire and stop after rotating a circle, preserve and calculates final result according to formula is preset.e：It drives up and down
Cylinder of taking offence rises in place, and front and back driving cylinder retreats in place, and jacking mechanism retreats in place.
Step 6：Pass through Computing crankshaft parameters after the completion of detection.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (3)
1. a kind of bent axle automatic measuring instrument, it is characterised in that：It is measured including parallel reference seat, V-type bearing, limited block, trunnion
Mechanism, drive upside down cylinder, front and back driving cylinder, adjustable speed driving motor, drive connection bar, hold out against driving cylinder, display,
Control switch and thrust gauge, the V-type bearing are two, and two V-type bearings are both secured to the parallel base
On quasi- seat, it is tested bent axle and is located on two V-type bearings, and can rotate, the limited block is fixed on the parallel benchmark
On seat, and positioned at the side of the tested bent axle, the other end of the tested bent axle is connect with the drive connection bar, the drive
Dynamic connecting rod is connect with the shaft of the adjustable speed driving motor, and the adjustable speed driving motor connects with the driving cylinder that holds out against
It connects, the driving cylinder that holds out against is fixed in the parallel reference seat, and the trunnion measuring mechanism is multiple, multiple masters
Axle journal measurement mechanism is fixed on holder, and the holder passes through the company of sliding between front and back driving cylinder and the parallel reference seat
It connects, drives upside down cylinder on the holder described in setting, the cylinder that drives upside down drives the trunnion measuring mechanism or more
It is mobile, the control switch and the display and the trunnion measuring mechanism, it is described drive upside down cylinder, it is described before and after drive
Take offence cylinder, thrust gauge be electrically connected, the thrust gauge is fixed in the parallel reference seat, and is located at
At the thrust surface of the tested bent axle.
2. bent axle automatic measuring instrument according to claim 1, it is characterised in that：The thrust gauge is by dial gauge
Son, lever-type sender, sensor fixed seat composition are surveyed, the lever-type sender is fixed on by the sensor fixed seat
In parallel reference seat, the dial gauge surveys the front end that son is located at the lever-type sender.
3. bent axle automatic measuring instrument according to claim 1, it is characterised in that：The trunnion measuring mechanism is by fixing
Block, the first displacement sensor, second displacement sensor and measuring rod composition, the fixed block is fixed on the holder, described
First displacement sensor and the second displacement sensor are both secured on the fixed block, first displacement sensor and institute
It states and is both provided with measuring rod on second displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820067310.9U CN207797936U (en) | 2018-01-16 | 2018-01-16 | Bent axle automatic measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820067310.9U CN207797936U (en) | 2018-01-16 | 2018-01-16 | Bent axle automatic measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207797936U true CN207797936U (en) | 2018-08-31 |
Family
ID=63272156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820067310.9U Expired - Fee Related CN207797936U (en) | 2018-01-16 | 2018-01-16 | Bent axle automatic measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207797936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188400A (en) * | 2021-04-19 | 2021-07-30 | 上汽大众汽车有限公司 | Measuring device for measuring size of thrust surface of cylinder body |
-
2018
- 2018-01-16 CN CN201820067310.9U patent/CN207797936U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188400A (en) * | 2021-04-19 | 2021-07-30 | 上汽大众汽车有限公司 | Measuring device for measuring size of thrust surface of cylinder body |
| CN113188400B (en) * | 2021-04-19 | 2022-08-09 | 上汽大众汽车有限公司 | Measuring device for measuring size of thrust surface of cylinder body |
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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: 20180831 Termination date: 20190116 |