CN202229735U - Automatic size measuring machine of journal of high power locomotive - Google Patents
Automatic size measuring machine of journal of high power locomotive Download PDFInfo
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- CN202229735U CN202229735U CN2011203080457U CN201120308045U CN202229735U CN 202229735 U CN202229735 U CN 202229735U CN 2011203080457 U CN2011203080457 U CN 2011203080457U CN 201120308045 U CN201120308045 U CN 201120308045U CN 202229735 U CN202229735 U CN 202229735U
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- 238000009826 distribution Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
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- 229910000831 Steel Inorganic materials 0.000 description 3
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- 238000004458 analytical method Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
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Abstract
The utility model provides a measuring machine of a journal of a high power locomotive. The measuring machine of the journal of the high power locomotive can realize automatic measurement of the journal of a wheelset of the high power locomotive in an HXN series. The automatic measuring machine includes a pedestal, columns fixed on two sides of the pedestal, a cross beam fixed on the two columns, a pre-detection position dial wheel device fixed on a foundation, a detection position dial wheel device fixed on the pedestal, a wheelset lifting device fixed on two ends of pedestal, a journal detecting and calibrating device fixed on the two columns, and a movable journal measuring device installed on the cross beam. A structure of the automatic size measuring machine of the journal of the high power locomotive in the utility model has enough strength and rigidity, and good stability and reliability. The automatic size measuring machine of the journal of the high power locomotive in the utility model has enough strength. And the weight and a manufacturing cost are reduced.
Description
Technical field
The utility model relates to a kind of locomotive checkout equipment, especially a kind of high-power locomotive journal size automatic measurement machine.
Background technology
At present, China has developed multiple motor-car, lorry axle journal measurement equipment.On the whole, high-power locomotive wheel on specification, weight than motor-car, truck wheel to much bigger, so high-power locomotive axle journal measurement facility have diverse new construction, the equipment of assurance has enough intensity, rigidity and impact resistance.In the preliminary examination position, the detecting position frame, it is traditional that to fall to taking turns locating slot darker, the impact when causing wheel also needs bigger thrust could will take turns from locating slot, releasing, it is right to take turns for the high-power locomotive more than the recuperation, as with this kind structure, this defective is more obvious.In the requirement of axle journal measurement, past motor-car axle journal measurement machine only has the function of measuring the axle journal diameter, does not have the function of measurement axis neck length degree.Because HXN series high-power locomotive wheel structurally is different from HXD series high-power locomotive wheel to axle journal to axle journal; HXD series high-power locomotive axle journal and dust guard seat diameter all have only a kind of; And two diameter connecting places are straight step, so structurally adopted two cover length-measuring appliances.They are respectively by separately air cylinder driven, and the linear encoder through separately is the end face and the shoulder face of measurement axis respectively, and the difference of two numerical value that draw is axle journal length numerical value.In HXN series high-power locomotive axle journal measurement machine; The high-power locomotive wheel of HXN3, two kinds of models of HXN5 is big to the axle journal diameter difference; And two diameter connecting places are arc transition; As continue to adopt foregoing Mechanical Contact formula measuring method, and realizing that difficulty is big, complex structure, precision also is difficult for guaranteeing.
The utility model content
The utility model provides the high-power locomotive journal size automatic measurement machine of a kind of HXN of realization series high-power locomotive wheel to the automatic measurement of axle journal.
Realize the high-power locomotive journal size automatic measurement machine of the utility model purpose; Comprise base, be fixed on the column of said base both sides, be fixed on two crossbeams on the said column, be fixed on the preliminary examination position thumb wheel device on the ground; Be fixed on the detecting position thumb wheel device on the said base; The wheel that is fixed on the base two ends is to lifting device, and the axle journal that is fixed on said two columns detects caliberating device, is installed in the movable axie journal measuring device on the said crossbeam.
Said axle journal measurement device comprises a shape installing plate, is fixed on the middle laser displacement sensor of said installing plate, is fixed on the measuring piece of the symmetrical distribution of said installing plate both sides; Said measuring piece comprises stepper motor, proximity transducer, support, nut seat and the line slideway that is fixed on the said installing plate; The leading screw that links to each other with said stepper motor; And match with said nut seat, said leading screw links to each other with contiguous block through differential plate, and said contiguous block matches with said line slideway; Be fixed with magnetic railings ruler on the said support, said contiguous block links to each other with the measuring head of said magnetic railings ruler through machine leader.
Said preliminary examination position thumb wheel device; Comprise the following underframe that is fixed on the said ground and be positioned at the last rail frame on the said underframe down; Said centre of going up the rail frame is provided with locating slot, is fixed on the thumb wheel oil cylinder on the said underframe down, the thumb wheel bar that links to each other with said thumb wheel oil cylinder; One end of said thumb wheel bar is fixed with block, and the other end is provided with and is fixed on the said gear wheel cylinder of going up on the rail frame and the gear wheel piece that links to each other with said gear wheel cylinder; Also be fixed with the thumb wheel bar on the said underframe down and support cylinder and support the strut rotating shaft that cylinder links to each other with said thumb wheel bar, be fixed with supporting cam wheel in the said strut rotating shaft, said supporting cam wheel is positioned at the below of said thumb wheel bar can support said thumb wheel bar.
Said measurement position thumb wheel device is identical with said prediction bits thumb wheel apparatus structure.
The beneficial effect of this practical novel high-power locomotive axle journal measurement machine is following:
1, this equipment body adopts gantry type frame; Be installation carriers such as measurement mechanism; Steel frame construction is reasonable; Consider that the high-power locomotive wheel is much higher than the right weight of motor-car wheel in the past to weight, the transport lower bottom base replaces the channel-section steel of motor-car axle journal measurement machine use in the past with square steel tube, guarantees that structure has enough intensity and rigidity and good stable property and reliability.On device in the design of rail frame; Carried out stress analysis through computing machine; Than the reasonable more and simplification of rail shelf structure on the HXD series high-power locomotive axle journal measurement machine; Make structure both have enough intensity, alleviated weight than rail frame on the HXD high-power locomotive axle journal measurement machine again, reduced manufacturing cost and made the rail frame have better anufacturability.
2, the improvement of thumb wheel structure, HXN series high-power locomotive axle journal measurement machine and motor-car axle journal (or wheel to) measuring machine thumb wheel device identical point is: at first, all use the thumb wheel bar to accomplish and take turns right gear wheel and thumb wheel function; Difference is: rail frame locating slot 25mm is dark on the motor-car, though locating slot can make when taking turns the pair disengagement wheel location deeply, is difficult for rolling out locating slot; But in equipment work in the past; Wheel produces very big shock and vibration to falling into groove, not only damages wheel easily to the surface, also easy damage equipment.It is many that high-power locomotive wheel contrast motor-car is taken turns right recuperation, and the damage that so causes will be bigger also.Only 10mm is dark for rail frame locating slot on the HXN series high-power locomotive axle journal measurement machine, the impact when so not only having reduced greatly to fall to taking turns, and required thrust when also having reduced thumb wheel can reduce part mechanism sizes such as oil cylinder cylinder diameter and coupling shaft.Secondly, motor-car measuring equipment, wheel are depressed the anti-back block when advancing, and the wheel back anti-back block that falls leans on the spring return, by the back only to take turns block spacing, make wheel to no longer retreating.This kind structure is found the anti-back block if after leaning on very much, then take turns rebound too is many backward in equipment fortune, have to locating slot is deepened, extended, to such an extent as to strengthened impact and the thumb wheel required thrust of wheel to the rail frame; The anti-back block is if partially, then take turns after crossing the anti-back block, and the anti-back block receives to take turns can not return to interfering.HXN series high-power locomotive axle journal measurement machine adopts and ends wheel mechanism, drives the wheel chock rotation by only taking turns cylinder, and wheel is to before passing through, and cylinder piston rod stretches out; Wheel chock rotation deorbit, during wheel pair disengagement wheel location, the cylinder piston rod withdrawal; Wheel chock rotates on the track, prevents that wheel from crossing locating slot when retreating, and adopts cylinder to end wheel construction; Wheel chock is adjusted the distance very short from wheel, though locating slot is more shallow, do not worry that wheel is to running off locating slot.
3, the change of axle journal length measurement method; As previously mentioned; Motor-car axle journal measurement machine does not have the axle journal length-measuring appliance; And HXD series high-power locomotive axle journal measurement machine adopts the Mechanical Contact formula to measure not only complex structure, and HXN high-power locomotive wheel also can't adopt this kind method measurement axis neck length degree to owing to the axle journal characteristics.So in HXN series high-power locomotive axle journal measurement machine; Utilize former straight line slide unit and the gauge head installing plate of measuring diameter that be useful on of measuring machine; Only need on installing plate, to add a laser displacement sensor (price is suitable); Adopt the mode of non-cpntact measurement, can solve axle journal linear measure longimetry problem easily.
4, HXN series high-power locomotive axle journal measurement eedle is taken turns weight big to it; Two kinds of axle journals change greatly and structure is a circular arc, are difficult for measuring, and are summing up on the basis of taking turns in the past measuring equipment; Developed product with above-mentioned new feature; It not only has enough intensity, rigidity, has accomplished that also structure is simple relatively, reliable, and has had good compatibility.In addition, newly-designed group of opinion device and axial length measurement mechanism also can be the right axle journal measurement machine of other kind wheel and wheel from now on and measuring machine, axletree measuring machine are used for reference and utilized.
Description of drawings
Fig. 1 is the structural representation of the utility model high-power locomotive journal size automatic measurement machine.
Fig. 2 is Fig. 1 left view.
Fig. 3 is the structural representation of the axle journal measurement device of the utility model high-power locomotive journal size automatic measurement machine.
Fig. 4 is the structural representation of the preliminary examination position thumb wheel device of the utility model high-power locomotive journal size automatic measurement machine.
Fig. 5 is the left view of Fig. 4.
Embodiment
Like Fig. 1, shown in 2, the high-power locomotive journal size automatic measurement machine of the utility model comprises base 3, is fixed on the column 2 of said base 3 both sides; Be fixed on two crossbeams 1 on the said column 2; Be fixed on the preliminary examination position thumb wheel device 7 on the ground, be fixed on the detecting position thumb wheel device 8 on the said base 3, the wheel that is fixed on base 3 two ends is to lifting device 5; The axle journal that is fixed on said two columns detects caliberating device 6, is installed in the movable axie journal measuring device 4 on the said crossbeam 1.
Like Fig. 1,2, shown in 3, said axle journal measurement device 4 comprises a shape installing plate 11, is fixed on the laser displacement sensor 22 of said installing plate 11 centres, is fixed on the measuring piece of the symmetrical distribution of said installing plate 11 both sides; Said measuring piece comprises stepper motor 12, proximity transducer 23, support 21, nut seat 14 and the line slideway 16 that is fixed on the said installing plate; The leading screw 13 that links to each other with said stepper motor 12; And match with said nut seat 14, said leading screw 13 links to each other with contiguous block 17 through differential plate 15, and said contiguous block 17 matches with said line slideway 16; Be fixed with magnetic railings ruler 19 on the said support 21, said contiguous block 17 links to each other with the measuring head 20 of said magnetic railings ruler 19 through machine leader 18.
Like Fig. 1,2,4, shown in 5; Said preliminary examination position thumb wheel device 7; Comprise following underframe 41 that is fixed on the said ground and the last rail frame 42 that is positioned on the said underframe 41 down; Said centre of going up rail frame 42 is provided with locating slot, is fixed on the thumb wheel oil cylinder 43 on the said underframe 41 down, the thumb wheel bar 44 that links to each other with said thumb wheel oil cylinder 43; One end of said thumb wheel bar 44 is fixed with block 48, and the other end is provided with and is fixed on the said gear wheel cylinder of going up on the rail frame 42 49 and the gear wheel piece 50 that links to each other with said gear wheel cylinder 49; Also being fixed with the thumb wheel bar on the said underframe 42 down supports cylinder 45 and supports the strut rotating shaft 46 that cylinder 45 links to each other with said thumb wheel bar; Be fixed with supporting cam wheel 47 in the said strut rotating shaft 46, said supporting cam wheel 47 is positioned at the below of said thumb wheel bar 44 can support said thumb wheel bar 44.
The straight line slide unit of driven by servomotor is housed on the crossbeam 1, and the straight line slide unit drives axle journal measurement device 4 along taking turns axially-movable through the measuring head link, realizes the measurement and the axle journal linear measure longimetry of the several different cross section diameters of axle journal.
Axle journal measurement device 4 has two measurement mechanisms to be loaded on below the crossbeam 1, between two columns 2, is connected with straight line slide unit upper slide through link.Stream oriented device is measured the diameter dimension and the axle journal length dimension in the several cross sections of axle journal, two ends separately.Measure for realizing diameter dimension; Each measurement mechanism is equipped with two high precision magnetic railings rulers respectively, and two magnetic railings ruler gauge heads are by step motor drive, along axletree move toward one another radially; No longer motion behind the measuring head contact axle journal cylindrical, this moment, the magnetic railings ruler move distance was measured value.Two magnetic railings rulers are measured the same cross section of axle journal, circumferential at a distance of 180 ° of two point simultaneously, draw two data.Through computing machine the difference and the standard figures of two data relatively can be drawn the diameter measurement value.Owing to adopted the relative measurement principle, greatly reduce equipment and measurement mechanism precision errors caused, measuring accuracy reaches 0.004mm.Measuring head can also stop at any specified cross-section of axle journal, measures and image data.Measure for realizing the axle journal length dimension; In the utility model, adopt laser displacement sensor to measure first, be contained on the installing plate sensor with the straight line slide unit along wheel during to axially-movable; The Up Highway UHW of scanning axle journal; Can draw the pairing laser ranging numerical value of each coordinate points numerical value of slide unit (wheel to axially) (wheel to radially), handle through Computing again, can draw axle journal length numerical value (wheel is to axial).
Preliminary examination position thumb wheel device 7 is installed throughput direction along wheel, and is vertical with crossbeam 1.The wheel that is transported by last operation is to getting into preliminary examination position parts; On last rail frame, move; This moment, thumb wheel oil cylinder 43 driving thumb wheel bars 44 were to horizontal level; The thumb wheel bar supports cylinder 45 strut rotating shafts 46 and drives a supporting cam wheel 47 and rotate up to the position of withstanding the thumb wheel bar, make thumb wheel bar 44 bogie wheel to the time can keep horizontal level.It is right that block 48 on the thumb wheel bar 44 blocks wheel, realizes that wheel is to coarse positioning.When taking turns after putting in place, oil cylinder 43 piston rods bounce back to the end, and thumb wheel bar 44 rotation counterclockwise makes wheel to falling into rail frame locating slot, realizes that wheel is to fine positioning.In wheel pair disengagement wheel process, catch wheel device cylinder 49 drives 50 rotations of gear wheel piece and blocks because the wheel that inertia moves backward is right, and the assurance wheel is aimed at and confirmed the position.Wheel to the location after, judge through sensor whether the two ends axle journal has bearing (with this foundation that commutates as reverse mechanism), and etc. to be detected.After receiving computer instruction, support cylinder 45 drive supporting cam wheels 47 and be rotated down, disengage with the thumb wheel bar, thumb wheel oil cylinder 43 piston rods stretch out to the end, and thumb wheel bar 44 turns clockwise, and promotes wheel to getting into detecting position.
Detecting position thumb wheel device 8 and preliminary examination position tandem docking, and from the portal frame of forming by crossbeam, column, bottom girder, pass.It structurally with principle of work on basic identical with preliminary examination position thumb wheel parts.But different on workflow, wheel is to behind the fine positioning, and next step will will be taken turns lifting and detected by lifting device.After the detection, lifting device will be taken turns replaced again.At last, detecting position thumb wheel bar will be taken turns releasing detection of end work again.In addition, in order to detect the different circumferential diameter dimensions of axle journal, detecting position has two wheel drive means, and it is right to drive the two ends wheel respectively.After accomplishing a circumferential cross-section detection; The runner cylinder piston rod stretches out, and drives two driving wheels through pivoted arm and embraces wheel to wheel rim, and the servomotor of device makes the driving wheel rotation through sprocket wheel, chain; The friction force of driving wheel makes wheel to rotation, detects so that carry out next circumferential cross-section.
Embodiment recited above describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Design under the spiritual prerequisite not breaking away from the utility model; Various distortion and improvement that the common engineering technical personnel in this area make the utility model technical scheme all should fall in the protection domain that claims of the utility model confirm.
Claims (4)
1. high-power locomotive journal size automatic measurement machine; It is characterized in that: comprise base, be fixed on the column of said base both sides, be fixed on two crossbeams on the said column, be fixed on the preliminary examination position thumb wheel device on the ground; Be fixed on the detecting position thumb wheel device on the said base; The wheel that is fixed on the base two ends is to lifting device, and the axle journal that is fixed on said two columns detects caliberating device, is installed in the movable axie journal measuring device on the said crossbeam.
2. high-power locomotive journal size automatic measurement machine according to claim 1; It is characterized in that: said axle journal measurement device comprises a shape installing plate; Be fixed on the middle laser displacement sensor of said installing plate, be fixed on the measuring piece of the symmetrical distribution of said installing plate both sides; Said measuring piece comprises stepper motor, proximity transducer, support, nut seat and the line slideway that is fixed on the said installing plate; The leading screw that links to each other with said stepper motor; And match with said nut seat, said leading screw links to each other with contiguous block through differential plate, and said contiguous block matches with said line slideway; Be fixed with magnetic railings ruler on the said support, said contiguous block links to each other with the measuring head of said magnetic railings ruler through machine leader.
3. high-power locomotive journal size automatic measurement machine according to claim 1 and 2; It is characterized in that: said preliminary examination position thumb wheel device; Comprise the following underframe that is fixed on the said ground and be positioned at the last rail frame on the said underframe down; Said centre of going up the rail frame is provided with locating slot, is fixed on the thumb wheel oil cylinder on the said underframe down, the thumb wheel bar that links to each other with said thumb wheel oil cylinder; One end of said thumb wheel bar is fixed with block, and the other end is provided with and is fixed on the said gear wheel cylinder of going up on the rail frame and the gear wheel piece that links to each other with said gear wheel cylinder; Also be fixed with the thumb wheel bar on the said underframe down and support cylinder and support the strut rotating shaft that cylinder links to each other with said thumb wheel bar, be fixed with supporting cam wheel in the said strut rotating shaft, said supporting cam wheel is positioned at the below of said thumb wheel bar can support said thumb wheel bar.
4. high-power locomotive journal size automatic measurement machine according to claim 3 is characterized in that: said measurement position thumb wheel device is identical with said prediction bits thumb wheel apparatus structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203080457U CN202229735U (en) | 2011-08-23 | 2011-08-23 | Automatic size measuring machine of journal of high power locomotive |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203080457U CN202229735U (en) | 2011-08-23 | 2011-08-23 | Automatic size measuring machine of journal of high power locomotive |
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| CN202229735U true CN202229735U (en) | 2012-05-23 |
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| CN2011203080457U Expired - Lifetime CN202229735U (en) | 2011-08-23 | 2011-08-23 | Automatic size measuring machine of journal of high power locomotive |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196612A (en) * | 2013-03-26 | 2013-07-10 | 石家庄华燕交通科技有限公司 | Automobile brake drum grinding and braking performance detection device |
| CN103831668A (en) * | 2014-03-14 | 2014-06-04 | 力邦测控设备（洛阳）有限公司 | Automatic measurement gauge for outer ring of car wheel hub unit |
| CN108891446A (en) * | 2018-07-16 | 2018-11-27 | 安徽瑞铁轨道装备有限公司 | A kind of built-in liftable railway wheel is to rotation inspection platform |
| CN111595252A (en) * | 2020-05-21 | 2020-08-28 | 哈尔滨市科佳通用机电股份有限公司 | Axle size dynamic detection system based on laser measurement technology |
| CN112362016A (en) * | 2020-10-30 | 2021-02-12 | 中国航空工业集团公司北京航空精密机械研究所 | Measuring device and method for measuring diameter of axle neck of wheel set and diameter of dust-proof plate seat of wheel set |
-
2011
- 2011-08-23 CN CN2011203080457U patent/CN202229735U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196612A (en) * | 2013-03-26 | 2013-07-10 | 石家庄华燕交通科技有限公司 | Automobile brake drum grinding and braking performance detection device |
| CN103196612B (en) * | 2013-03-26 | 2014-12-10 | 石家庄华燕交通科技有限公司 | Automobile brake drum grinding and braking performance detection device |
| CN103831668A (en) * | 2014-03-14 | 2014-06-04 | 力邦测控设备（洛阳）有限公司 | Automatic measurement gauge for outer ring of car wheel hub unit |
| CN103831668B (en) * | 2014-03-14 | 2016-06-22 | 力邦测控设备（洛阳）有限公司 | A kind of automobile hub unit outer ring automatically measure cubing |
| CN108891446A (en) * | 2018-07-16 | 2018-11-27 | 安徽瑞铁轨道装备有限公司 | A kind of built-in liftable railway wheel is to rotation inspection platform |
| CN111595252A (en) * | 2020-05-21 | 2020-08-28 | 哈尔滨市科佳通用机电股份有限公司 | Axle size dynamic detection system based on laser measurement technology |
| CN112362016A (en) * | 2020-10-30 | 2021-02-12 | 中国航空工业集团公司北京航空精密机械研究所 | Measuring device and method for measuring diameter of axle neck of wheel set and diameter of dust-proof plate seat of wheel set |
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Address after: 100089 Beijing city Haidian District gaoliangqiao oblique Street No. 11 Building No. 1 room 410 Fu Xuan Patentee after: Beijing Sheenline Technology Co., Ltd. Address before: 100089 Beijing city Haidian District gaoliangqiao oblique Street No. 11 Building No. 1 room 410 Fu Xuan Patentee before: Beijing Sheenline Technology Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
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Granted publication date: 20120523 |