CN104515489A - Automatic length measuring device for sleeve parts - Google Patents

Automatic length measuring device for sleeve parts Download PDF

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Publication number
CN104515489A
CN104515489A CN201410694779.1A CN201410694779A CN104515489A CN 104515489 A CN104515489 A CN 104515489A CN 201410694779 A CN201410694779 A CN 201410694779A CN 104515489 A CN104515489 A CN 104515489A
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China
Prior art keywords
block
fixedly connected
push pedal
compact heap
sensor
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Granted
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CN201410694779.1A
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Chinese (zh)
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CN104515489B (en
Inventor
徐月同
汪清远
杨猛
傅建中
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SUZHOU ZIJINGANG INTELLIGENT MANUFACTURING EQUIPMENT Co Ltd
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SUZHOU ZIJINGANG INTELLIGENT MANUFACTURING EQUIPMENT Co Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/02Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness

Abstract

The invention discloses an automatic length measuring device for sleeve parts, comprising a clamping mechanism, a positioning mechanism and a measuring mechanism. The automatically sleeve-type part length measuring device is applicable to an automatic flow production line of sleeve-type parts, effective in automatic on-line detection and easy to produce and functions in improving automation of the sleeve-type part length measurement, leading to no manual measuring errors and reliable and stable measuring result, and accordingly measuring efficiency is greatly improved; a non-contact sensor serves as a length measuring apparatus to rapidly and stably measure, without abrasion; a cylinder is matched with a dovetail slot guide rail, leading to high linear movement precision, thus coaxiality of an induction magnetic ring and an induction rod is maintained within a reasonable range, and measurement is smoothly performed with high precision.

Description

A kind of sleeve part length self-operated measuring unit
Technical field
The present invention relates to a kind of measurement mechanism, be specifically related to a kind of sleeve part length self-operated measuring unit.
Background technology
Sleeve part refers to the hollow thin-wall part in hollow revolving parts, is a class part conventional in machining, is widely used in various machine, and main rising supports and guide effect.Part has right alignment and requires higher inner and outer round surface, and main application fields has: the sleeve various forms of sliding bearings of supporting rotating shaft, fixture guiding hydraulic cylinder in the orienting sleeve of cutter, cylinder jacket of diesel engine, hydraulic system and other purposes.
Sleeve part belongs in enormous quantities, the product of flowing water processing, need after machining to measure part length, usually adopt the length of mode to part of hand dipping to calibrate in prior art, survey instrument is main mainly with the measurer that slide calliper rule, milscale etc. are traditional.But hand dipping mode measurement effect is affected by human factors comparatively large and inefficiency, stability are not high, and for workman's just simple duplicate measurements work, labour intensity is large.Therefore, must develop a kind of supporting automatic measurement mechanism, and will realize the automatic measurement of sleeve part, key is to realize the accurate perception of sensor to the corresponding endface position of Workpiece length size.Paper " computer-controlled part length size on-line measurement device " on Yang Qinjian etc. are published in " modern Manufacturing Engineering " proposes the self-operated measuring unit that a kind of displacement by measuring movable edge of a knife movement obtains part length size, but its complex structure, the complicated of system adds source of error; Secondly the gearing accuracy requirement of measurement mechanism use is very high, and price costly, is measured cost very high, cannot be applied; And the control system of a whole set of measurement mechanism is also comparatively complicated, therefore be difficult to obtain enforcement.
As can be seen here, there is following limitation in the linear measure longimetry of current sleeve part: 1), hand dipping automaticity is low, and interference from human factor is large.Existing various parts dimensional measuring instrument in the market, as slide calliper rule, milscale etc., but due to the intrinsic defect of this measuring method, cannot realize robotization, need manually to operate, interference from human factor is large, and efficiency is low.2) existing self-operated measuring unit structure is very complicated, and source of error is many, and cost performance is low, and practicality is not enough, in the urgent need to improving to obtain good promotion prospect.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide a kind of sleeve part length self-operated measuring unit, can realize carrying out automatic measurement to the part length of sleeve type on automatic production line.
In order to realize above-mentioned target, the present invention adopts following technical scheme:
A kind of sleeve part length self-operated measuring unit, comprising: clamping mechanism, detent mechanism and measuring mechanism;
Described clamping mechanism comprises: base plate, push pedal, cylinder and V-block, and described push pedal is connected on the piston rod of cylinder, and described V-block is fixedly connected in push pedal;
Described detent mechanism comprises: sensor installing plate, spacing disk, back-up block, spacing collar and compact heap, described sensor installing plate to be fixed on base plate and away from described cylinder, sensor installing plate is formed with the groove structure can held V-block and pass, described spacing disk is fixedly connected with sensor installing plate, described back-up block is fixedly connected on spacing disk, described spacing collar is fixedly connected with push pedal, described compact heap is fixedly connected on spacing collar, and described spacing disk and spacing collar are coaxially arranged;
Described measuring mechanism comprises: sensor, induction rod and reaction magnetic ring, described sensor is installed on sensor fixation plate, described reaction magnetic ring is positioned at spacing collar inside and is fixedly connected with push pedal, induction rod is connected with sensor and arrives measured zone through sensor installing plate, reaction magnetic ring and induction rod are coaxially arranged, described push pedal is formed with the through hole passed for induction rod, so, can measures by the relative position of reaction magnetic ring on induction rod the length obtaining workpiece.
Preferably, aforementioned back-up block and compact heap one side respect to one another are plane.
Further preferably, aforementioned clamping mechanism also comprises a slide unit be slidably connected on base plate, described slide unit is installed with a pair L-type plate, described L-type plate is formed with U-shaped hole to be fixedly connected with V-block.
Sensor as aforementioned installing plate is formed with waist-shaped hole to be fixedly connected with spacing disk, described push pedal is formed with waist-shaped hole to be fixedly connected with spacing collar.
Aforementioned spacing disk is formed with three and becomes 120 degree of equally distributed back-up block mounting grooves along its axis, be formed with through mounting hole in back-up block mounting groove to connect back-up block, the connecting hole on described back-up block is counterbore.
Aforementioned spacing collar is formed with three and becomes 120 degree of equally distributed compact heap mounting grooves along its axis, be formed with through waist-shaped hole in compact heap mounting groove to connect compact heap, the connecting hole on described compact heap is counterbore.
Further, bottom plate comprises sliding part and fixed part, and described cylinder is installed on fixed part, and described sliding part is provided with guide rail, and described slide unit is slidably connected on guide rail.
Further, aforementioned slide unit is dovetail groove slide unit, and described guide rail is dovetail groove guide rail.
Usefulness of the present invention is:
(1), measurement mechanism of the present invention can be applied in the automated productin line of sleeve part, the automatic on-line realizing such part detects, improve sleeve part linear measure longimetry automaticity, simple to operate, the measuring error of artificial origin can not be produced, measurement result is reliable and stable, and substantially increases measurement efficiency.
(2), the present invention can adapt to the sleeve part of different-diameter, different length, dirigibility and versatility higher.Radial position on spacing collar of the radial position of back-up block on spacing disk, compact heap and the vertical position of V-block on L-type plate can adjust accordingly according to the sleeve part of different-diameter, different length.
(3), measurement device precision of the present invention is high, and result accurately and reliably.Desired trajectory place work piece pressed by mechanical arm, and the position of workpiece on V-block has automatic calibration function, even if workpiece deviate from precalculated position at its axis direction, be still that workpiece first touches back-up block during measurement, measurement result is unaffected; Adopt contactless sensor as length measuring instrument, measure rapidly, stable and sensor is without wearing and tearing; Adopt cylinder to coordinate dovetail groove guide rail can realize very high precision of rectilinear motion, make the right alignment of reaction magnetic ring and induction rod remain on zone of reasonableness, ensure that carrying out smoothly and measuring accuracy of measurement.
(4), all right mating parts crudy management system of the present invention, the Workpiece length information record that automatic measurement can be obtained is preserved, and then Workpiece length information is analyzed, the running status of machining production line can be judged, and then corresponding closed loop compensation is carried out to system of processing, optimize manufacturing parameter.
Accompanying drawing explanation
Fig. 1 is the perspective view of a preferred embodiment of a kind of sleeve part length self-operated measuring unit of the present invention;
Fig. 2 is the perspective view at another visual angle embodiment illustrated in fig. 1;
Fig. 3 is front view embodiment illustrated in fig. 1;
Fig. 4 be embodiment illustrated in fig. 1 in the structural representation of spacing disk;
Fig. 5 is the structural representation of middle spacing collar embodiment illustrated in fig. 1.
The implication of Reference numeral in figure: 1, base plate, 2, push pedal, 21, through hole, 3, cylinder, 4, V-block, 5, workpiece, 6, slide unit, 7, L-type plate, 71, U-shaped hole, 8, sensor installing plate, 81, groove structure, 9, spacing disk, 91, back-up block mounting groove, 10, back-up block, 11, spacing collar, 111, compact heap mounting groove, 12, compact heap, 13, sensor, 14, induction rod, 15, reaction magnetic ring, 16, guide rail.
Embodiment
Below in conjunction with the drawings and specific embodiments, concrete introduction is done to the present invention.
See Fig. 1 to Fig. 3, sleeve part length self-operated measuring unit of the present invention, comprising: clamping mechanism, detent mechanism and measuring mechanism.Wherein, clamping mechanism comprises: base plate 1, push pedal 2, cylinder 3 and V-block 4, and push pedal 2 is connected on the piston rod of cylinder 3, and V-block 4 is fixedly connected on for supporting and spacing workpiece 5 to be measured in push pedal 2, and cylinder 3 drives push pedal 2 and then drives V-block 4 to move.Improve as one, clamping mechanism also comprises a slide unit 6 be slidably connected on base plate 1, slide unit 6 is installed with a pair L-type plate 7, L-type plate 7 is formed with U-shaped hole 71 to be fixedly connected with V-block 4, thus the convenient setting height(from bottom) regulating V-block 4, and then the versatility improving this device can be applicable to the workpiece 5 measuring more multi-specification.
Detent mechanism comprises: sensor installing plate 8, spacing disk 9, back-up block 10, spacing collar 11 and compact heap 12, sensor installing plate 8 is fixed on one end base plate 1 is positioned at away from cylinder 3, sensor installing plate 8 is formed with the groove structure 81 can held V-block 4 and pass, spacing disk 9 is fixedly connected with sensor installing plate 8, back-up block 10 is fixedly connected on spacing disk 9, spacing collar 11 is fixedly connected with push pedal 2, compact heap 12 is fixedly connected on spacing collar 11, and spacing disk 9 is coaxially arranged with spacing collar 11.Preferred as one, back-up block 10 and compact heap 12 one side respect to one another are plane, thus guarantee accuracy and the reliability of measurement result.
Preferably, sensor installing plate 8 is formed with waist-shaped hole to be fixedly connected with spacing disk 9, push pedal 2 is formed with waist-shaped hole to be fixedly connected with spacing collar 11, thus the installation site of spacing disk 9 and spacing collar 11 can be adjusted flexibly.
Further, as shown in Figure 4 and Figure 5, spacing disk 9 is formed with three and becomes 120 degree of equally distributed back-up block mounting grooves 91 along its axis, be formed with through mounting hole in back-up block mounting groove 91 to connect back-up block 10, the connecting hole on back-up block 10 is counterbore; Similarly, spacing collar 11 is formed with three and becomes 120 degree of equally distributed compact heap mounting grooves 111 along its axis, be formed with through waist-shaped hole in compact heap mounting groove 111 to connect compact heap 12, the connecting hole on compact heap 12 is counterbore.Like this, just can according to the radial position on spacing disk 9 of the diameter of workpiece for measurement 5, length adjustment back-up block 10 and the radial position of compact heap 12 on spacing collar 11, thus device be made to be applicable to the workpiece 5 of more multi-specification.
What the present invention adopted is non-contact measurement, particularly, measuring mechanism comprises: sensor 13, induction rod 14 and reaction magnetic ring 15, sensor 13 is installed on sensor 13 fixed head, reaction magnetic ring 15 is positioned at spacing collar 11 inside and is fixedly connected with push pedal 2, induction rod 14 is connected with sensor 13 and arrives measured zone (space namely sensor installing plate 8 and push pedal 2) through sensor installing plate 8, reaction magnetic ring 15 and induction rod 14 are coaxially arranged, push pedal 2 is formed the through hole 21 that can hold induction rod 14 and pass, so, the length obtaining workpiece 5 can be measured by the relative position of reaction magnetic ring 15 on induction rod 14.
As a kind of concrete structure, as shown in Figure 1, base plate 1 comprises sliding part and fixed part, and cylinder 3 is installed on fixed part, sliding part is provided with guide rail 16, and slide unit 6 is slidably connected on guide rail 16.Preferably, slide unit 6 is dovetail groove slide unit 6, and guide rail 16 is dovetail groove guide rail 16, adopts cylinder 3 to coordinate dovetail groove guide rail 16 can realize very high precision of rectilinear motion, make reaction magnetic ring 15 remain on zone of reasonableness with the right alignment of induction rod 14, ensure that carrying out smoothly and measuring accuracy of measurement.
In order to understand the present invention better, the measuring process of device of the present invention is briefly set forth.
Before measuring, need to demarcate measurement mechanism, calibration process is as follows: cylinder 3 promotes push pedal 2 and slides on track 16, until compact heap 12 and back-up block 10 close contact, cylinder 3 stops action, now, sensor 13 perceives the position of reaction magnetic ring 15 on induction rod 14, be witness mark position by the location position of now reaction magnetic ring 15, cylinder 3 drives push pedal 2 to reset, and prepares to measure workpiece 5.
Below for a course of action that measuring period, introduction was measured automatically: first, be positioned over by workpiece 5 in V-block 4, the periphery of V-block 4 pairs of workpiece 5 positions; Then, cylinder 3 promotes push pedal 2 and slides along guide rail 16, until workpiece 5 contacts with back-up block 10, workpiece 5 stop motion, cylinder 3 promotes push pedal 2 and continues motion, until compact heap 12 contacts with workpiece 5, cylinder 3 stops action, now workpiece 5 is held between back-up block 10 and compact heap 12, induction rod 14 stretches in reaction magnetic ring 15, sensor 13 senses that now reaction magnetic ring 15 is relative to the position numerical value of witness mark position before on induction rod 14, and this numerical value is the length dimension of workpiece 5, and line item of going forward side by side is preserved; Finally, cylinder 3 drives push pedal 2 to reset, and takes out workpiece 5, completes this and measures, put into the measurement that new workpiece 5 can enter next workpiece 5.
To sum up, the geometrical property that measurement mechanism combined cover tube kind part of the present invention is common, if dominant plane is substantially all column type, has higher dimensional accuracy, form accuracy and surface roughness requirements, completes the reliability design that sleeve part critical size detects.V-block 4, back-up block 10 and compact heap 12 is adopted to realize location and the clamping of sleeve part, adopt non-contact measuring technology to realize sleeve part critical size to detect, non-contact measurement mode can not cause any wearing and tearing to sensor 13, reliability and the serviceable life of device can be improved widely, and workpiece 5 dimensional data can be derived with the form of digital quantity by sensor 13, can analyze dimensional data in conjunction with part crudy management system again, optimize manufacturing parameter.Simultaneously, the present invention adopts automatic technology, achieves the electromechanical integration of whole device, coordinates special manipulator and digital control special machine, just can realize the automatic loading/unloading of sleeve part, automatically processing and automatically measure, improve sleeve part automatic measurement degree.In addition, the present invention also has higher dirigibility and versatility, radial position on spacing collar 11 of the radial position of back-up block 10 on spacing disk 9, compact heap 12 and the vertical position of V-block 4 on L-type plate 7 can adjust accordingly according to the geometric parameter of sleeve part, to adapt to the automatic measurement of sleeve part length of different-diameter, different length, improve the utilization factor of package unit.
More than show and describe ultimate principle of the present invention, principal character and advantage.The technician of the industry should understand, and above-described embodiment does not limit the present invention in any form, the technical scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection scope of the present invention.

Claims (8)

1. a sleeve part length self-operated measuring unit, is characterized in that, comprising: clamping mechanism, detent mechanism and measuring mechanism;
Described clamping mechanism comprises: base plate, push pedal, cylinder and V-block, and described push pedal is connected on the piston rod of cylinder, and described V-block is fixedly connected in push pedal;
Described detent mechanism comprises: sensor installing plate, spacing disk, back-up block, spacing collar and compact heap, described sensor installing plate to be fixed on base plate and away from described cylinder, sensor installing plate is formed with the groove structure can held V-block and pass, described spacing disk is fixedly connected with sensor installing plate, described back-up block is fixedly connected on spacing disk, described spacing collar is fixedly connected with push pedal, described compact heap is fixedly connected on spacing collar, and described spacing disk and spacing collar are coaxially arranged;
Described measuring mechanism comprises: sensor, induction rod and reaction magnetic ring, described sensor is installed on sensor fixation plate, described reaction magnetic ring is positioned at spacing collar inside and is fixedly connected with push pedal, induction rod is connected with sensor and arrives measured zone through sensor installing plate, reaction magnetic ring and induction rod are coaxially arranged, and described push pedal are formed with the through hole passed for induction rod.
2. a kind of sleeve part length self-operated measuring unit according to claim 1, is characterized in that, described back-up block and compact heap one side respect to one another are plane.
3. a kind of sleeve part length self-operated measuring unit according to claim 1, it is characterized in that, described clamping mechanism comprises a slide unit be slidably connected on base plate, described slide unit is installed with a pair L-type plate, described L-type plate is formed with U-shaped hole to be fixedly connected with V-block.
4. a kind of sleeve part length self-operated measuring unit according to claim 1, is characterized in that, described sensor installing plate is formed with waist-shaped hole to be fixedly connected with spacing disk, described push pedal is formed with waist-shaped hole to be fixedly connected with spacing collar.
5. a kind of sleeve part length self-operated measuring unit according to claim 4, it is characterized in that, described spacing disk is formed with three and becomes 120 degree of equally distributed back-up block mounting grooves along its axis, be formed with through mounting hole in back-up block mounting groove to connect back-up block, the connecting hole on described back-up block is counterbore.
6. a kind of sleeve part length self-operated measuring unit according to claim 4, it is characterized in that, described spacing collar is formed with three and becomes 120 degree of equally distributed compact heap mounting grooves along its axis, be formed with through waist-shaped hole in compact heap mounting groove to connect compact heap, the connecting hole on described compact heap is counterbore.
7. a kind of sleeve part length self-operated measuring unit according to claim 3, it is characterized in that, described base plate comprises sliding part and fixed part, and described cylinder is installed on fixed part, described sliding part is provided with guide rail, and described slide unit is slidably connected on guide rail.
8. a kind of sleeve part length self-operated measuring unit according to claim 7, it is characterized in that, described slide unit is dovetail groove slide unit, and described guide rail is dovetail groove guide rail.
CN201410694779.1A 2014-11-27 2014-11-27 A kind of sleeve part length self-operated measuring unit Active CN104515489B (en)

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105044136A (en) * 2015-04-29 2015-11-11 华中科技大学 Residual stress layer-depth distribution assistant measuring device and residual stress layer-depth distribution assistant measuring method
CN105643266A (en) * 2016-02-03 2016-06-08 梁小利 Error-proofing device before press fitting of supporting rod
CN106352766A (en) * 2016-11-18 2017-01-25 成都世唯科技有限公司 Device for measuring distance between positioning shaft shoulder and groove of pipe fitting
CN106940250A (en) * 2017-02-04 2017-07-11 苏州睿达矩自动化设备有限公司 A kind of pipe fitting quality inspection device
CN107727035A (en) * 2017-11-28 2018-02-23 济南天辰试验机制造有限公司 Test cube automatic measurement system
CN107782226A (en) * 2017-09-20 2018-03-09 芜湖常瑞汽车部件有限公司 A kind of cubing for being used to detect automobile oil filler cap rotary shaft
CN108237157A (en) * 2018-01-11 2018-07-03 安徽纳赫智能科技有限公司 A kind of plate range unit
CN108555931A (en) * 2018-04-26 2018-09-21 阜阳盛东智能制造技术研发有限公司 A kind of detection device mechanical arm
CN109570267A (en) * 2019-01-23 2019-04-05 上海交通大学 A kind of large size cylindrical member outer surface circumferential measurements equipment and its application method
WO2019071629A1 (en) * 2017-10-12 2019-04-18 晋城富泰华精密电子有限公司 Workpiece length measurement device
CN110672050A (en) * 2019-08-22 2020-01-10 上海航天设备制造总厂有限公司 Device and method capable of accurately adjusting and measuring length of telescopic rod of ring head screw
CN110926294A (en) * 2019-11-15 2020-03-27 安徽普源分离机械制造有限公司 Height gauge calibrating device
CN112097591A (en) * 2020-09-21 2020-12-18 张德贵 Workpiece length detection mechanism with high adaptability
CN112941293A (en) * 2021-03-11 2021-06-11 郑州科创电子有限公司 Automatic production system for caterpillar track section

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201277846Y (en) * 2008-10-31 2009-07-22 陈立胜 Fast precise measuring apparatus for stretching test bar elongation amount
KR20100108015A (en) * 2009-03-27 2010-10-06 부산대학교 산학협력단 A displacement sensor equipped on outside of cylinder for measuring displacement of a piston rod
CN102519350A (en) * 2011-12-27 2012-06-27 北京天地玛珂电液控制系统有限公司 Stroke sensor testing apparatus
CN202793303U (en) * 2012-08-03 2013-03-13 新会康宇测控仪器仪表工程有限公司 Split type magnetostrictive displacement sensor
CN203274632U (en) * 2013-05-08 2013-11-06 刘茹 A portable length detecting apparatus of shaft parts
CN103616003A (en) * 2013-11-29 2014-03-05 宁波长壁流体动力科技有限公司 Stroke sensor testing device
CN204214423U (en) * 2014-11-27 2015-03-18 苏州紫金港智能制造装备有限公司 A kind of sleeve part length self-operated measuring unit

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201277846Y (en) * 2008-10-31 2009-07-22 陈立胜 Fast precise measuring apparatus for stretching test bar elongation amount
KR20100108015A (en) * 2009-03-27 2010-10-06 부산대학교 산학협력단 A displacement sensor equipped on outside of cylinder for measuring displacement of a piston rod
CN102519350A (en) * 2011-12-27 2012-06-27 北京天地玛珂电液控制系统有限公司 Stroke sensor testing apparatus
CN202793303U (en) * 2012-08-03 2013-03-13 新会康宇测控仪器仪表工程有限公司 Split type magnetostrictive displacement sensor
CN203274632U (en) * 2013-05-08 2013-11-06 刘茹 A portable length detecting apparatus of shaft parts
CN103616003A (en) * 2013-11-29 2014-03-05 宁波长壁流体动力科技有限公司 Stroke sensor testing device
CN204214423U (en) * 2014-11-27 2015-03-18 苏州紫金港智能制造装备有限公司 A kind of sleeve part length self-operated measuring unit

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105044136B (en) * 2015-04-29 2017-11-28 华中科技大学 A kind of residual stress layer depth distribution aided measurement device and method
CN105044136A (en) * 2015-04-29 2015-11-11 华中科技大学 Residual stress layer-depth distribution assistant measuring device and residual stress layer-depth distribution assistant measuring method
CN105643266B (en) * 2016-02-03 2018-05-04 贾钰龙 Error prevention device before a kind of supporting rod press fitting
CN105643266A (en) * 2016-02-03 2016-06-08 梁小利 Error-proofing device before press fitting of supporting rod
CN106352766A (en) * 2016-11-18 2017-01-25 成都世唯科技有限公司 Device for measuring distance between positioning shaft shoulder and groove of pipe fitting
CN106352766B (en) * 2016-11-18 2019-07-12 成都世唯科技有限公司 It is a kind of measurement pipe fitting positioning shaft shoulder to distance between groove device
CN106940250A (en) * 2017-02-04 2017-07-11 苏州睿达矩自动化设备有限公司 A kind of pipe fitting quality inspection device
CN107782226A (en) * 2017-09-20 2018-03-09 芜湖常瑞汽车部件有限公司 A kind of cubing for being used to detect automobile oil filler cap rotary shaft
WO2019071629A1 (en) * 2017-10-12 2019-04-18 晋城富泰华精密电子有限公司 Workpiece length measurement device
CN107727035A (en) * 2017-11-28 2018-02-23 济南天辰试验机制造有限公司 Test cube automatic measurement system
CN108237157A (en) * 2018-01-11 2018-07-03 安徽纳赫智能科技有限公司 A kind of plate range unit
CN108555931A (en) * 2018-04-26 2018-09-21 阜阳盛东智能制造技术研发有限公司 A kind of detection device mechanical arm
CN108555931B (en) * 2018-04-26 2021-06-04 浙江奥煌工贸有限公司 Mechanical arm for detection device
CN109570267A (en) * 2019-01-23 2019-04-05 上海交通大学 A kind of large size cylindrical member outer surface circumferential measurements equipment and its application method
CN109570267B (en) * 2019-01-23 2024-01-12 上海交通大学 Large cylindrical part outer surface circumference measuring equipment and using method thereof
CN110672050A (en) * 2019-08-22 2020-01-10 上海航天设备制造总厂有限公司 Device and method capable of accurately adjusting and measuring length of telescopic rod of ring head screw
CN110672050B (en) * 2019-08-22 2021-08-10 上海航天设备制造总厂有限公司 Device and method capable of accurately adjusting and measuring length of telescopic rod of ring head screw
CN110926294A (en) * 2019-11-15 2020-03-27 安徽普源分离机械制造有限公司 Height gauge calibrating device
CN110926294B (en) * 2019-11-15 2022-05-20 安徽普源分离机械制造有限公司 Height gauge calibrating device
CN112097591A (en) * 2020-09-21 2020-12-18 张德贵 Workpiece length detection mechanism with high adaptability
CN112097591B (en) * 2020-09-21 2022-07-19 艾力科技(广州)有限公司 Workpiece length detection mechanism with high adaptability
CN112941293A (en) * 2021-03-11 2021-06-11 郑州科创电子有限公司 Automatic production system for caterpillar track section

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