CN207050684U - A kind of small aero bent axle circle bounce, system for detecting roundness - Google Patents

A kind of small aero bent axle circle bounce, system for detecting roundness Download PDF

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Publication number
CN207050684U
CN207050684U CN201720792292.6U CN201720792292U CN207050684U CN 207050684 U CN207050684 U CN 207050684U CN 201720792292 U CN201720792292 U CN 201720792292U CN 207050684 U CN207050684 U CN 207050684U
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China
Prior art keywords
center
platform
detector
bent axle
shaped piece
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CN201720792292.6U
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Chinese (zh)
Inventor
李春
孙奇
曹春艳
王小兵
薛武智
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Northwestern Polytechnical University
Xian Aisheng Technology Group Co Ltd
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Northwestern Polytechnical University
Xian Aisheng Technology Group Co Ltd
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Abstract

The utility model discloses a kind of bounce of small aero bent axle circle, system for detecting roundness;The stationary center of detection means and rolling center are fixed on the both ends of platform in detecting system, are moved by the handle of rolling center, make rolling center and stationary center and crankshaft two end centralized positioning clamping bent axle.Two U-shaped piece is fixed between stationary center and rolling center, and U-shaped piece is respectively supported at main bearing journal.It is located in three detection arms equipped with detector on platform, detector is adjusted and keeps being horizontally oriented measurement with measured workpiece automatically in short transverse, and each detector corresponds to the corresponding test point of measured workpiece.Sampled value is simultaneously transferred to industrial computer by detector gathered data, and industrial computer receives data and carries out calculation process, and testing result is shown by display.Detecting system also has data record, tracking and function of statistic analysis, is convenient for Quality Control Analysis;Improve the reliability of tractor crankshaft efficiency and testing result.

Description

A kind of small aero bent axle circle bounce, system for detecting roundness
Technical field
Mechanical measurement technique field is the utility model is related to, specifically, is related to a kind of small aero bent axle circle Bounce, system for detecting roundness.
Background technology
Bent axle is the nucleus movement part of small-sized aviation piston engine, relatively other engines, aeroplane engine machine crankshaft Dimensional accuracy and behavior tolerance are higher.The bounce of bent axle circle and the traditional measuring method of circularity are:Both ends are used on the table Center hole positions and is aided with special process equipment, measures each surface of revolution respectively using amesdial, draws test result, tradition inspection Survey method too relies on individual skill, less efficient.
Disclosed in patent CN2727691Y " a kind of engine crankshaft comprehensive detection device ", the device is included against bent The trunnion detector of each trunnion of axle, against conical surface of shaft before bent axle conical surface detector and the support of detector is arranged on it On cubing base, detector is biosensor cartridge;It is also equipped with heading on the two of crankshaft two end centre bore on the cubing base Cover Finial device.By connection, the signal that detector detects is sent on same electronics bar graphic display and shown respectively. During detection, two sets of Finial devices position bent axle to be checked, after moderately holding out against, can be manually rotated the bent axle one week, each sensor inspection Gauge head detects to each corresponding site of bent axle simultaneously.The signal detected is transmitted by each biosensor cartridge of connection Shown respectively on to electronics bar graphic display.It is to be checked that each display light beam, which deviates the maximum of zero-bit and the difference of minimum value, The jitter values in face, reference picture 1.The detection means has following deficiency:
A. the detection means uses relative measurement mode, and obtained result is relative result, i.e., whether can only judge part It is qualified and concrete numerical value can not be detected, engine part packet is not used to, the application of the detection means has significant limitations;
B. the detection means requires high to the master body accuracy of manufacture, and the state of standard component directly affects the measurement knot of part Fruit;
C. the detection means does not possess data record, tracking and function of statistic analysis, whether qualified is only used for workpiece Inspection, be not easy to carry out Quality Control Analysis.
Utility model content
In order to avoid the shortcomings of the prior art, the utility model proposes a kind of small aero bent axle circle to jump Dynamic, system for detecting roundness.
Technical scheme is used by the utility model solves its technical problem:Including platform, stationary center, movable top Sharp, U-shaped piece, detection arm, detector, detection button, display, industrial computer and pedestal, the platform are fixed on pedestal, platform Axis and the axis of base be located at same vertical plane, industrial computer is arranged in pedestal, display and detection button point The side end of impact faces platform, display and detection button is not fixed on to be connected by wire with industrial computer;
The stationary center is separately fixed at both ends on platform with the rolling center, and rolling center one end is provided with hand Handle, rolling center and stationary center is set to clamp bent axle with the positioning of crankshaft two end central blind hole by handle movement;Two U-shaped piece solid It is scheduled on platform between stationary center and rolling center, two U-shaped piece is respectively supported at main bearing journal;
The detection arm is three, and detection arm is fixed on platform, and wherein two detection arm is located at the anterior U of rolling center Type block side, another detection arm are located at U-shaped piece of anterior side of stationary center, detector are housed in detection arm, and in height Direction is adjusted and keeps being horizontally oriented measurement with measured workpiece automatically, and it is corresponding that each detector corresponds to measured workpiece Test point;By detection button is opened, sampled value is simultaneously transferred to industrial computer processing by detector gathered data, and industrial computer receives data simultaneously Calculation process is carried out, testing result passes through display real-time display.
Rolling center, U-shaped piece be co-axially mounted with stationary center.
Beneficial effect
The utility model proposes a kind of small aero bent axle circle bounce, system for detecting roundness;In detecting system Its stationary center of detection means and the rolling center be fixed on the both ends of platform, rolling center is provided with handle, passes through hand Handle moves rolling center, rolling center and stationary center is clamped bent axle with the positioning of crankshaft two end central blind hole;Two U-shaped piece solid It is scheduled between stationary center and rolling center, U-shaped piece is respectively supported at main bearing journal.Detection arm is three, each detection Detector is housed, the detector of detection arm is adjusted and keeps being in level side with measured workpiece automatically in short transverse on arm To measurement, each detector corresponds to the corresponding test point of measured workpiece.By detection button is opened, detector gathered data simultaneously will sampling Value is transferred to industrial computer, and industrial computer receives gathered data and carries out calculation process, and testing result passes through display real-time display quilt Whether qualified survey workpiece.
The utility model small aero bent axle circle bounce, system for detecting roundness, also with data record, tracking with And function of statistic analysis, it is convenient for Quality Control Analysis;Improve the reliability of tractor crankshaft efficiency and testing result.
Brief description of the drawings
A kind of bounce of small aero bent axle of the utility model circle, circularity are examined with embodiment below in conjunction with the accompanying drawings Examining system is described in further detail.
Fig. 1 is prior art engine crankshaft comprehensive detection device schematic diagram.
Fig. 2 is each parts installation position schematic diagram of the utility model detecting system.
Fig. 3 is measured workpiece installation position top view.
Fig. 4 is the bounce of the utility model small aero bent axle circle, system for detecting roundness schematic diagram.
In figure:
1. the measured workpiece 8. of 2. stationary center of platform, 3. 6. detector of rolling center 4.U types 5. detection arm of block 7. is examined Survey button
Embodiment
The present embodiment is a kind of small aero bent axle circle bounce, system for detecting roundness.
Refering to Fig. 2, Fig. 3, Fig. 4, the bounce of the present embodiment small aero bent axle circle, system for detecting roundness by platform 1, Stationary center 2, rolling center 3, U-shaped piece 4, detection arm 5, detector 6, detection button 8, measured workpiece 7, display, industrial computer Formed with pedestal;Wherein, platform 1 is arranged on pedestal, and the axis of platform 1 is located on same vertical plane with base center axis line. Industrial computer is arranged in pedestal, and display and detection button 8 are separately mounted on pedestal positioned at the side end of platform 1, display It is connected with detection button 8 with industrial computer by wire.Stationary center 2 is separately fixed at both ends on platform 1 with rolling center 3, One end of rolling center 3 is provided with handle, moves rolling center 3 by handle, makes rolling center 3 and stationary center 2 and bent axle Both ends central blind hole positioning clamps bent axle.It is separately fixed at for two U-shaped piece 4 on platform 1 positioned at stationary center 2 and rolling center 3 Between, two U-shaped piece 4 is respectively supported at main bearing journal.
In the present embodiment, three detection arms 5 are separately fixed on platform 1, and wherein two detection arm 5 is arranged on rolling center 3 U-shaped piece of anterior 4 sides, another detection arm 5 are arranged on U-shaped piece of anterior 4 sides of stationary center 2;In each detection arm 5 Equipped with detector 6, detector 6 corresponds to measured workpiece 7 respectively, and is adjusted and keeps and measured workpiece automatically in short transverse It is horizontally oriented measurement, each detector 67 corresponding test point of corresponding measured workpiece.By detection button 8 is opened, detector 6 is adopted Sampled value is simultaneously transferred to industrial computer processing by collection data, and industrial computer receives data and carries out calculation process, and testing result passes through aobvious Show device real-time display.
In use, each advanced rower of order of classes or grades at school is determined, standard component is first placed into, current order of classes or grades at school demarcation is completed, eliminates system and miss Difference and drift, system enter dormant state.
During measurement, the handle of rolling center 3 is pulled, moves rolling center 3, bent axle is placed on stationary center 2 and activity Between top 3, main bearing journal is placed on two U-shaped piece 4, rolling center 3 is moved by handle, makes the He of rolling center 3 Stationary center 2 clamps bent axle with the positioning of crankshaft two end central blind hole.Detector 6 touches detected automatically in three detection arms 5 Axle journal position.Pen-down detection button 8, hand-turning bent axle one week, on the basis of the axis that bent axle is formed by both ends central blind hole Rotate a circle, detector 6 continuously contacts measured workpiece and carries out data sampling work, and industrial computer receives data and carried out at computing Reason.Industrial computer can also carry out tolerance range setting and modification, be not required to re-work new standard component;Simultaneously school is being carried out with standard component Timing sets relative zero-bit and absolute zero position, so as to measure part relative size and absolute dimension, and by measurement result and in advance The tolerance range of setting is compared the conclusion for showing whether part is qualified, and testing result passes through display real-time display.

Claims (2)

1. a kind of small aero bent axle circle bounce, system for detecting roundness, it is characterised in that:Including platform, stationary center, Rolling center, U-shaped piece, detection arm, detector, detection button, display, industrial computer and pedestal, the platform are fixed on pedestal On, the axis of platform and the axis of base are located at same vertical plane, and industrial computer is arranged in pedestal, display and detection Button is separately fixed at the side end of impact faces platform, display and detection button and is connected with industrial computer by wire;
The stationary center is separately fixed at both ends on platform with the rolling center, and rolling center one end is provided with handle, Rolling center and stationary center is set to clamp bent axle with the positioning of crankshaft two end central blind hole by handle movement;Two U-shaped piece of fixations On platform between stationary center and rolling center, two U-shaped piece is respectively supported at main bearing journal;
The detection arm is three, and detection arm is fixed on platform, and wherein two detection arm is located at anterior U-shaped piece of rolling center Side, another detection arm are located at U-shaped piece of anterior side of stationary center, detector are housed in detection arm, and in short transverse Automatically it is adjusted and keeps being horizontally oriented measurement with measured workpiece, each detector corresponds to measured workpiece and detected accordingly Point;By detection button is opened, sampled value is simultaneously transferred to industrial computer processing by detector gathered data, and industrial computer receives data and carried out Calculation process, testing result pass through display real-time display.
2. small aero bent axle circle bounce according to claim 1, system for detecting roundness, it is characterised in that:It is living Dynamic top, U-shaped piece is co-axially mounted with stationary center.
CN201720792292.6U 2017-07-03 2017-07-03 A kind of small aero bent axle circle bounce, system for detecting roundness Active CN207050684U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720792292.6U CN207050684U (en) 2017-07-03 2017-07-03 A kind of small aero bent axle circle bounce, system for detecting roundness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720792292.6U CN207050684U (en) 2017-07-03 2017-07-03 A kind of small aero bent axle circle bounce, system for detecting roundness

Publications (1)

Publication Number Publication Date
CN207050684U true CN207050684U (en) 2018-02-27

Family

ID=61494937

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720792292.6U Active CN207050684U (en) 2017-07-03 2017-07-03 A kind of small aero bent axle circle bounce, system for detecting roundness

Country Status (1)

Country Link
CN (1) CN207050684U (en)

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