CN203534497U - Connecting rod detecting machine - Google Patents

Connecting rod detecting machine Download PDF

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Publication number
CN203534497U
CN203534497U CN201320715296.6U CN201320715296U CN203534497U CN 203534497 U CN203534497 U CN 203534497U CN 201320715296 U CN201320715296 U CN 201320715296U CN 203534497 U CN203534497 U CN 203534497U
Authority
CN
China
Prior art keywords
loading platform
connecting rod
platform
detector
slide rails
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
Application number
CN201320715296.6U
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Chinese (zh)
Inventor
何平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Tieke Heli Science & Technology Co Ltd
Original Assignee
Beijing Tieke Heli Science & Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Tieke Heli Science & Technology Co Ltd filed Critical Beijing Tieke Heli Science & Technology Co Ltd
Priority to CN201320715296.6U priority Critical patent/CN203534497U/en
Application granted granted Critical
Publication of CN203534497U publication Critical patent/CN203534497U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a detecting device used for detecting a diesel engine connecting rod of a large-power diesel locomotive, and aims to provide a connecting rod detecting machine which is convenient to operate and high in detection precision. The connecting rod detecting machine comprises a main rack (1), a lifting rack (2), a first loading platform (3), a second loading platform (4), a third loading platform (5), a fourth loading platform (4) and a detector loading platform (7). The main rack (1) is a frame-shaped structure, and two opposite end surfaces of the main rack (1) are respectively provided with a first sliding rail (8) and a second sliding rail (9) along the vertical direction in a fixed manner. The lifting rack (2) is a frame-shaped structure and installed on the first sliding rail (8) through a sliding block. The detector loading platform (7) is installed on the second sliding rail (9) through a sliding block.

Description

Connecting rod detects machine
Technical field
The utility model relates to a kind of pick-up unit, particularly relates to a kind of pick-up unit of the diesel engine connecting bar for detection of high powered diesel locomotive.
Background technology
Connecting rod is one of diesel engine main motion parts, and its effect is the straight reciprocating motion of piston to be changed into the gyration of bent axle, and between piston and bent axle, transmits the acting force that combustion fuel produces.During connecting rod work, bear cylinder gas pressure, the to-and-fro movement inertial force of piston and the inertial force of the moving-mass of connection rod set own.The size and Orientation of these acting forces all generating period changes, and makes connecting rod each several part be compressed, stretch and bending, and produces tired and distortion.When tired and distortion surpass after certain limit, connecting rod can produce fatigue crack and cause the excessive wear of connecting rod bearing shell, and diesel engine significant trouble may occur its serious consequence.Each time between overhauls(TBO) of locomotive is except carrying out defect detecting test link member, also must be to large and small aperture of connecting rod, concentric reducer hole centre distance and microcephaly's axially bored line detect big end hole axis parallel degree (x axle, y direction of principal axis), thereby judge that can maintenance connecting rod meet installation running requirements.
In prior art, large and small inside diameter measurement of connecting rod adopts inside dial indicator hand dipping mostly, and measuring appliance low price is easy and simple to handle, but very easily produces artificial measuring error and reading error.If adopt digital display inside dial indicator to measure, can greatly reduce reading error, but artificial measuring error is still unavoidable.
Rod deformation (microcephaly's axially bored line is to big end hole axis parallel degree, torsion resistance) is measured and is mostly adopted at present relative method, comparative measurement method relies on manpower conversion connecting rod to measure orientation, labour intensity is larger, and its measuring error depends on the degree of accuracy of V-type seat and the quality of fit in large and small hole measurement bearing pin and hole.Adopt in addition in addition optical measuring method, this measuring method technology is more advanced, but more complicated because of operating process, require operative technique level higher, therefore application is few.No matter be relative method or optical measuring method, all have at present system calibrating problem, measuring accuracy all will be subject to the impact of human factor.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of connecting rod easy and simple to handle and that measuring accuracy is high and detects machine.
The utility model connecting rod detects machine, comprises mainframe, lift carriage, the first loading platform, the second loading platform, the 3rd loading platform, the 4th loading platform and detector loading platform, described mainframe is tower structure, on its relative two end faces, be fixed with respectively vertically the first slide rail and the second slide rail, described lift carriage is tower structure, it is arranged on the first slide rail by slide block, the drive unit of lift carriage is the first screw lift, and the propulsion system of the first screw lift are the first servomotor, in lift carriage, is fixed with successively from top to bottom the 3rd, four, five, six slide rails, the described the 3rd, four, five, six slide rails are arranged and are parallel to each other along surface level, the 3rd, four, five, six slide rails are perpendicular to installing first, two end faces of the mainframe of two slide rails, described first, two, three, four loading platforms are arranged on the 3rd by slide block respectively, four, five, on six slide rails, first, two, three, four loading platforms all drive by a pair of Rodless cylinder respectively, and described Rodless cylinder is fixed in lift carriage, the arranged direction of described Rodless cylinder and the 3rd, four, five, six slide rails parallel, on described the 4th loading platform, be also provided with overturn platform, described overturn platform is arranged on the 4th loading platform in rotating mode, motor and worm-gear speed reducer are also installed on mainframe, described detector loading platform is arranged on the second slide rail by slide block, the drive unit of detector loading platform is the second screw lift, and the propulsion system of the second screw lift are the second servomotor, and described detector loading platform is provided with for measuring connecting rod large, two electronic feeler gauges in microcephaly hole, described first, two, three, on four loading platforms, have the through hole passing through for electronic feeler gauge.
The utility model connecting rod detects machine difference from prior art and is that the utility model comprises mainframe, opposite end surface at mainframe is provided with lift carriage and the detector loading platform that can move up and down by slide block slide rail respectively, and the drive unit of lift carriage and detector loading platform is screw lift, servomotor, is also fixed with the 3rd in lift carriage, four, five, six slide rails, first, two, three, four loading platforms are arranged on the 3rd by slide block respectively, four, five, on six slide rails, each loading platform promotes by a pair of Rodless cylinder respectively, and loading platform can move to detector loading platform place along slide rail, and electronic feeler gauge is housed on detector loading platform, connecting rod to be detected is fixed on the first loading platform, second, on three loading platforms, be fixed with respectively large, little calibration element, and fixing depth of parallelism calibration element on overturn platform on the 4th loading platform, at fixing connecting rod to be detected, large calibration element, when little calibration element and row Pingdu calibration element, each connecting rod large, the coaxial installation in microcephaly hole fixed, and overturn platform can drive upset by motor and the worm-gear speed reducer being fixed on mainframe, drive so respectively connecting rod to be detected, large calibration element, little calibration element and depth of parallelism calibration element move to detector loading platform place, and detector loading platform moves up under the effect of screw lift, until electronic feeler gauge reaches connecting rod to be detected, large calibration element, little calibration element and depth of parallelism calibration element large, in microcephaly hole, complete measurement.And depth of parallelism calibration element can turn over turnback together with overturn platform, with electronic feeler gauge, it is measured again afterwards, so far complete all surveying works, easy and simple to handle, measuring accuracy is high.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the front view that the utility model connecting rod detects machine;
Fig. 2 is the front view of detector loading platform in the utility model connecting rod detection machine;
Fig. 3 is the right view that the utility model connecting rod detects machine.
Embodiment
As shown in Figure 1, and in conjunction with Fig. 2, shown in 3, the utility model connecting rod detection machine comprises mainframe 1, lift carriage 2, the first loading platform 3, the second loading platform 4, the 3rd loading platform 5, the 4th loading platform 6 and detector loading platform 7, described mainframe 1 is tower structure, on its relative two end faces, be fixed with respectively vertically the first slide rail 8 and the second slide rail 9, described lift carriage 2 is tower structure, it is arranged on the first slide rail 8 by slide block, the drive unit of lift carriage 2 is that the propulsion system of the first screw lift 10, the first screw lifts 10 are the first servomotor 11, in lift carriage 2, is fixed with successively from top to bottom the 3rd, four, five, six slide rails 12, 13, 14, the 15, the described the 3rd, four, five, six slide rails 12, 13, 14, 15 arrange and are parallel to each other, the 3rd along surface level, four, five, six slide rails 12, 13, 14, 15 perpendicular to installing first, two slide rails 8, two end faces of 9 mainframe 1, described first, two, three, four loading platforms 3, 4, 5, 6 are arranged on the 3rd by slide block respectively, four, five, six slide rails 12, 13, 14, on 15, first, two, three, four loading platforms 3, 4, 5, 6 all drive by a pair of Rodless cylinder (not shown) respectively, and described Rodless cylinder is fixed in lift carriage 2, the arranged direction of described Rodless cylinder and the 3rd, four, five, six slide rails 12, 13, 14, 15 parallel, on described the 4th loading platform 6, be also provided with overturn platform 16, described overturn platform 16 is arranged on the 4th loading platform 6 in rotating mode, motor 17 and worm-gear speed reducer 18 are also installed on mainframe 1, described detector loading platform 7 is arranged on the second slide rail 9 by slide block, the drive unit of detector loading platform 7 is the second screw lift 19, the propulsion system of the second screw lift 19 are the second servomotor 20, and described detector loading platform 7 is provided with for measuring connecting rod large, two electronic feeler gauges 21 in microcephaly hole, described first, two, three, four loading platforms 3, 4, 5, on 6, have the through hole passing through for electronic feeler gauge 21.
Connecting rod is checked time, need to measure large and small aperture of connecting rod, concentric reducer axially bored line centre distance and microcephaly's axially bored line be to the depth of parallelism of big end hole axis (x axle, y direction of principal axis), and electronic feeler gauge 21 is demarcated.Connecting rod 22 to be detected is suspended on the first loading platform 3 by special hanger, by connecting rod 22 to be detected, large calibration element 23, little calibration element 24 and depth of parallelism calibration element 25 are installed when being fixed on loading platform separately, being about to connecting rod 22 to be detected is fixed on the first loading platform 3, second, three loading platforms 4, on 5, be fixed with respectively large, little calibration element 23, 24, and fixing depth of parallelism calibration element 25 on overturn platform 16 on the 4th loading platform 6, described connecting rod to be detected 22, large calibration element 23, little calibration element 24 and depth of parallelism calibration element 25 all adopt respectively Universal caster location.When 21 pairs of depth of parallelism calibration elements 25 of electronic feeler gauge are measured, first complete the axial measurement of paralleism to its x, depth of parallelism calibration element 25 is along with overturn platform 16 turns over turnback afterwards, and electronic feeler gauge 21 completes the axial measurement of paralleism to its y more afterwards.Detector loading platform 7 adopts marble platform, can meet the installation requirement to detector like this.Described detector is that electronic feeler gauge 21 can enter into management of inspection information system by network communication by measurement data, has realized the computing machine processing that detects data, the modern management of being convenient to set up upkeep operation infosystem.Testing process has realized manually or automatically and having controlled, and equipment operates steadily, connecting rod to be detected and calibration element accurate positioning.
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.

Claims (1)

1. connecting rod detects a machine, it is characterized in that: comprise mainframe (1), lift carriage (2), the first loading platform (3), the second loading platform (4), the 3rd loading platform (5), the 4th loading platform (6) and detector loading platform (7), described mainframe (1) is tower structure, on its relative two end faces, be fixed with respectively vertically the first slide rail (8) and the second slide rail (9), described lift carriage (2) is tower structure, it is arranged on the first slide rail (8) by slide block, the drive unit of lift carriage (2) is the first screw lift (10), the propulsion system of the first screw lift (10) are the first servomotor (11), in lift carriage (2), are fixed with successively from top to bottom the 3rd, four, five, six slide rails (12, 13, 14, 15) the, the described the 3rd, four, five, six slide rails (12, 13, 14, 15) along surface level, arrange and be parallel to each other, the 3rd, four, five, six slide rails (12, 13, 14, 15) perpendicular to installing first, two slide rails (8, 9) two end faces of mainframe (1), described first, two, three, four loading platforms (3, 4, 5, 6) by slide block, be arranged on the 3rd respectively, four, five, six slide rails (12, 13, 14, 15) upper, first, two, three, four loading platforms (3, 4, 5, 6) all by a pair of Rodless cylinder, drive respectively, it is upper that described Rodless cylinder is fixed on lift carriage (2), the arranged direction of described Rodless cylinder and the 3rd, four, five, six slide rails (12, 13, 14, 15) parallel, on described the 4th loading platform (6), be also provided with overturn platform (16), described overturn platform (16) is arranged on the 4th loading platform (6) in rotating mode, motor (17) and worm-gear speed reducer (18) are also installed on mainframe (1), described detector loading platform (7) is arranged on the second slide rail (9) by slide block, the drive unit of detector loading platform (7) is the second screw lift (19), the propulsion system of the second screw lift (19) are the second servomotor (20), described detector loading platform (7) is provided with for measuring connecting rod large, two electronic feeler gauges (21) in microcephaly hole, described first, two, three, four loading platforms (3, 4, 5, 6) on, have the through hole passing through for electronic feeler gauge (21).
CN201320715296.6U 2013-11-14 2013-11-14 Connecting rod detecting machine Expired - Fee Related CN203534497U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320715296.6U CN203534497U (en) 2013-11-14 2013-11-14 Connecting rod detecting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320715296.6U CN203534497U (en) 2013-11-14 2013-11-14 Connecting rod detecting machine

Publications (1)

Publication Number Publication Date
CN203534497U true CN203534497U (en) 2014-04-09

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Application Number Title Priority Date Filing Date
CN201320715296.6U Expired - Fee Related CN203534497U (en) 2013-11-14 2013-11-14 Connecting rod detecting machine

Country Status (1)

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CN (1) CN203534497U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106643439A (en) * 2016-10-14 2017-05-10 中车大连机车车辆有限公司 Quick detection device and method for parallelism of axes of large and small end holes of connecting rod of diesel engine
CN110132563A (en) * 2019-05-24 2019-08-16 宁波力品格自动化科技有限公司 A kind of testing agency of air spring piston bar assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106643439A (en) * 2016-10-14 2017-05-10 中车大连机车车辆有限公司 Quick detection device and method for parallelism of axes of large and small end holes of connecting rod of diesel engine
CN110132563A (en) * 2019-05-24 2019-08-16 宁波力品格自动化科技有限公司 A kind of testing agency of air spring piston bar assembly

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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: 20140409

Termination date: 20171114

CF01 Termination of patent right due to non-payment of annual fee