CN205825938U - Connection rod of automobile engine big stomidium Pore Diameter Detection equipment - Google Patents
Connection rod of automobile engine big stomidium Pore Diameter Detection equipment Download PDFInfo
- Publication number
- CN205825938U CN205825938U CN201620497861.XU CN201620497861U CN205825938U CN 205825938 U CN205825938 U CN 205825938U CN 201620497861 U CN201620497861 U CN 201620497861U CN 205825938 U CN205825938 U CN 205825938U
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- Prior art keywords
- rotary body
- detection
- pedestal
- hole
- connecting rod
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- Expired - Fee Related
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
This patent specifically discloses connection rod of automobile engine big stomidium Pore Diameter Detection equipment, including pedestal, the fixing post for fixing wrist-pin hole it is provided with and for connecting rod carries out rotating the alignment pin of location on pedestal, also include hole diameter detection apparatus, hole diameter detection apparatus includes testing agency and the motor being arranged on pedestal, testing agency includes rotary body, detection bar, and the bottom of rotary body is rotationally connected with pedestal, and the output shaft of motor is fixing with rotary body to be connected；Detection bar is slidably matched with blind hole；It is fixedly installed compression spring between at the bottom of the hole of detection bar and blind hole, rotary body is provided with the linear displacement transducer for detecting the straight-line displacement of detection bar.This detection equipment can complete the detection of multiple directions simultaneously, compares existing detection mode, uses this programme not only speed fast, and detected value is all to be read by electronics, effectively avoids the personal error of detection.
Description
Technical field
This utility model relates to detection technique field, is specifically related to connection rod of automobile engine big stomidium Pore Diameter Detection equipment.
Background technology
Automobile connecting bar is the strength member of engine interior, and the quality of its crudy directly affects every property of electromotor
Can parameter.At present.When measuring the dimensional tolerance of connection rod of automobile engine, form and position tolerance, conventional metering system has pneumatic survey
Amount, band table cubing measurement etc., this metering system can not measure whole parameters of connecting rod, and reading is easily generated personal error.
The detection of connecting rod includes the detection to wrist-pin hole, the detection of crank bore and the inspection at other position of connecting rod
Surveying, particularly the crankshaft hole of the big stomidium of connecting rod, i.e. connecting rod and bent axle shaft hole matching, required precision is the highest, uses and above-mentioned such as opens
When the mode that dynamic measurement, band table cubing are measured measures, testing staff is needed to detect the aperture point multiple directions to big stomidium
Repeated detection, this working method just significantly limit the raising of the detection efficiency of connecting rod.
Utility model content
The purpose of this utility model is to provide a kind of automobile that quickly can detect the aperture of the big stomidium of connecting rod
Engine link big stomidium Pore Diameter Detection equipment.
For reaching above-mentioned purpose, base case of the present utility model is: connection rod of automobile engine big stomidium Pore Diameter Detection sets
Standby, including pedestal, pedestal is provided with the fixing post for fixing wrist-pin hole and for connecting rod being carried out rotation location
Alignment pin, also includes the hole diameter detection apparatus for detecting crank bore aperture, and hole diameter detection apparatus includes arranging
Testing agency on pedestal and motor, testing agency includes rotary body, detection bar, and the bottom of rotary body rotates even with pedestal
Connecing, the output shaft of motor is fixing with rotary body to be connected；Being provided with the blind hole of level on the sidewall of rotary body, detection bar inserts blind hole
In, detection bar is slidably matched with blind hole；It is fixedly installed compression spring between at the bottom of the hole of detection bar and blind hole, rotary body is arranged
There is the linear displacement transducer for the straight-line displacement of detection bar is detected.
Operation principle and the advantage of this programme are: when detecting the big stomidium of connecting rod, and testing staff first will be even
Bar is positioned on pedestal, and the small end borehole jack of connecting rod is on fixing post, and the big stomidium of connecting rod covers on the outside of testing agency, adjusts simultaneously
The anglec of rotation of whole connecting rod, makes connecting rod be positioned by alignment pin, and makes the axis of detection bar be perpendicular on connecting rod big stomidium
Sidewall.Under the effect of compression spring, detection bar exposes one end meeting directly sidewall phase of big stomidium with on connecting rod of rotary body
Support.
Now start motor, driven by motor rotary body rotate.After rotary body completes 360 ° of rotations, if even
There is deviation in the aperture of the big stomidium of bar, and the change in displacement of detection bar will be done by the linear displacement transducer being arranged on rotary body
Go out reaction, and the concrete numerical value reflected only needs to be calculated by circumference to show that whether Aperture deviation is in crank bore hole
In the range of error in footpath.Change if linear displacement transducer is not detected by detecting bar position corresponding thereto, then explanation should
The big stomidium aperture of connecting rod meets related quality criterion.
In this programme, motor drive testing agency to complete 360 ° and rotate the inspection that just can complete crank bore aperture
Survey, and complete the detection of multiple directions simultaneously, compare existing detection mode, use this programme not only speed fast, Er Qiejian
Measured value is all to be read by electronics, effectively avoids the personal error of detection.
Preferred version one: based on the preferred version of scheme, detection bar exposes one end of rotary body and is arranged to conical points.
Owing to conical points is less with the sidewall contact area of crank bore, therefore, detection pole pair is in the reacting condition in big stomidium aperture
Also can be sensitiveer, one end that therefore detection bar exposes rotary body is arranged to conical points, further ensures detection numerical value
Precision.
Preferred version two: based on scheme or the preferred version of prioritization scheme one, rotary body is provided with two detections
Mechanism.Being provided with Liang Ge testing agency on rotary body, the big stomidium of connecting rod is detected by Liang Ge testing agency simultaneously, detection
The numerical value drawn can mutually confirm so that testing result is relatively reliable.
Preferred version three: as the preferred version of prioritization scheme two, between the linear displacement transducer of Liang Ge testing agency
Being additionally provided with comparison module, comparison module electrically connects with two linear displacement transducers respectively.By arranging comparison module, permissible
Detection makes the testing agency in this programme detect accurately on connecting rod not conform to lattice point position or region on big stomidium aperture, this
Sample is just so that detect more science and the most also can study for next step or produce decorum reference data.
Accompanying drawing explanation
Fig. 1 is base plane schematic diagram in this utility model embodiment；
Fig. 2 is the testing agency's structural representation in this utility model embodiment.
Detailed description of the invention
Below by detailed description of the invention, this utility model is described in further detail:
Reference in Figure of description includes: pedestal 1, connecting rod 2, motor 3, detection bar 4, compression spring 5, straight line position
Displacement sensor 6, fixing post 7, big stomidium 21.
Embodiment is the most as depicted in figs. 1 and 2: connection rod of automobile engine big stomidium Pore Diameter Detection equipment, including pedestal 1,
The upper plane of pedestal 1 is provided with the fixing post 7 for fixing connecting rod 2 and for connecting rod 2 carries out rotating the alignment pin of location, Gu
The sidewall of fixed column 7 can be with the little stomidium snug engagement of connecting rod 2.It is additionally provided with hole diameter detection apparatus on pedestal 1.Pore Diameter Detection
Device includes testing agency and the motor 3 rotated in order to drive testing agency to carry out.Testing agency includes rotary body, detection bar 4,
As in figure 2 it is shown, rotation position in the top of pedestal 1, the bottom of rotary body be rotationally connected with pedestal 1, motor 3 is fixedly mounted on base
The lower section of seat 1, the output shaft of motor 3 through pedestal 1 and is connected with the lower axle bore fit key of rotary body.
Being provided with the blind hole of level on the sidewall of rotary body, detection bar 4 inserts in blind hole, detection bar 4 slides with blind hole joins
Close.Detection bar 4 and blind hole hole at the bottom of between be additionally provided with compression spring 5, the two ends of compression spring 5 respectively with blind hole and detect bar
4 fixing connections.In the present embodiment, rotary body also having chute, chute is positioned at the lower section of detection bar 4, is provided with straight in chute
Linear movement pick-up 6.
In the present embodiment, connecting rod 2 is positioned on pedestal 1, the small end borehole jack of connecting rod 2 on fixing post 7, connecting rod 2 big
Stomidium 21 covers on the outside of testing agency, adjusts the anglec of rotation of connecting rod 2 simultaneously, makes connecting rod 2 be positioned by alignment pin, inspection
The axis of measuring staff 4 is perpendicular on connecting rod 2 sidewall of big stomidium 21.During use, under the effect of compression spring 5, detection bar 4 exposes
One end of rotary body can directly the sidewall of big stomidium 21 offsets with on connecting rod 2.Start motor 3, motor 3 body is rotated and carries out
Rotate.After rotary body completes 360 ° of rotations, if there is deviation in the aperture of the big stomidium 21 of connecting rod 2, it is arranged on rotary body
Linear displacement transducer 6 change in displacement of detection bar 4 will be made a response, and the concrete numerical value reflected only needs to pass through
Circumference calculates can show that Aperture deviation is whether in the range of error in big stomidium 21 aperture of connecting rod 2.If linear displacement transducer 6
It is not detected by detecting bar 4 position corresponding thereto to change, then illustrates that big stomidium 21 aperture of this connecting rod 2 meets correlated quality
Standard.
In order to improve the precision of detection further, detection bar 4 exposes one end of rotary body and is arranged to conical points.Due to taper
Point stomidium 21 big with connecting rod 2 sidewall contact area less, therefore, detect bar 4 for big stomidium 21 aperture reacting condition also
Can be sensitiveer.
In order to reduce error further, rotary body being provided with Liang Ge testing agency, Liang Ge testing agency is simultaneously to connecting rod 2
Big stomidium 21 detect, the numerical value that drawn of detection can mutually confirm so that testing result is relatively reliable.
In the present embodiment, between the linear displacement transducer 6 of Liang Ge testing agency, it is additionally provided with comparison module, comparison module
Electrically connect with two linear displacement transducers 6 respectively.Comparison module is belonging to the one in detection module, and it is mainly employing and subtracts
The numerical value detected is processed by musical instruments used in a Buddhist or Taoist mass or divider.In this programme, the working method of comparison module is to two detections
Concrete numerical value measured by mechanism does subtraction, when the numerical value that comparison module draws be 0 or set range of error in time, electricity
Machine 3 basis driving rotating bodies rotates to complete detection；When the range of error vertically exceeding setting that comparison module draws, then electricity
Machine 3 quits work immediately, and now the detection bar 4 in testing agency is on big stomidium 21 specifically with the contact position of big stomidium 21
Do not conform to lattice point.
Above-described is only optimal enforcement example of the present utility model, the known general knowledge such as concrete structure and characteristic in scheme
Too much describe at this.It should be pointed out that, for a person skilled in the art, before without departing from this utility model structure
Putting, it is also possible to make some deformation and improvement, these also should be considered as protection domain of the present utility model, and these are all without shadow
Ring effect and practical applicability that this utility model is implemented.The protection domain that this application claims should be with in its claim
Appearance is as the criterion, and the detailed description of the invention in description etc. records the content that may be used for explaining claim.
Claims (4)
1. connection rod of automobile engine big stomidium Pore Diameter Detection equipment, including pedestal, described pedestal is provided with for fixing connecting rod
The fixing post of little stomidium and for connecting rod carries out rotating the alignment pin of location, it is characterised in that also include for big to connecting rod
Stomidium aperture carries out the hole diameter detection apparatus detected, and described hole diameter detection apparatus includes testing agency and the electricity being arranged on pedestal
Machine, described testing agency includes rotary body, detection bar, and the bottom of described rotary body is rotationally connected with pedestal, described motor defeated
Shaft is fixing with rotary body to be connected；Being provided with the blind hole of level on the sidewall of rotary body, described detection bar inserts in blind hole, detection
Bar is slidably matched with blind hole；Detection bar and blind hole hole at the bottom of between be fixedly installed compression spring, rotary body is provided with for
The linear displacement transducer that the straight-line displacement of detection bar is detected.
Connection rod of automobile engine the most according to claim 1 big stomidium Pore Diameter Detection equipment, it is characterised in that described detection
Bar exposes one end of rotary body and is arranged to conical points.
Connection rod of automobile engine the most according to claim 1 and 2 big stomidium Pore Diameter Detection equipment, it is characterised in that described
Liang Ge testing agency it is provided with on rotary body.
Connection rod of automobile engine the most according to claim 3 big stomidium Pore Diameter Detection equipment, it is characterised in that two detections
Being additionally provided with comparison module between the linear displacement transducer of mechanism, comparison module is electrically connected with two linear displacement transducers respectively
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620497861.XU CN205825938U (en) | 2016-09-19 | 2016-09-19 | Connection rod of automobile engine big stomidium Pore Diameter Detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620497861.XU CN205825938U (en) | 2016-09-19 | 2016-09-19 | Connection rod of automobile engine big stomidium Pore Diameter Detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205825938U true CN205825938U (en) | 2016-12-21 |
Family
ID=57558101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620497861.XU Expired - Fee Related CN205825938U (en) | 2016-09-19 | 2016-09-19 | Connection rod of automobile engine big stomidium Pore Diameter Detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205825938U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374244A (en) * | 2018-11-21 | 2019-02-22 | 江苏元和自动化科技有限公司 | Automobile connecting bar deflection test mounting rack |
-
2016
- 2016-09-19 CN CN201620497861.XU patent/CN205825938U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374244A (en) * | 2018-11-21 | 2019-02-22 | 江苏元和自动化科技有限公司 | Automobile connecting bar deflection test mounting rack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161221 Termination date: 20210919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |