CN201434673Y - Automatic measurement mechanism capable of measuring 3D body dimensions - Google Patents

Automatic measurement mechanism capable of measuring 3D body dimensions Download PDF

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Publication number
CN201434673Y
CN201434673Y CN2009200905408U CN200920090540U CN201434673Y CN 201434673 Y CN201434673 Y CN 201434673Y CN 2009200905408 U CN2009200905408 U CN 2009200905408U CN 200920090540 U CN200920090540 U CN 200920090540U CN 201434673 Y CN201434673 Y CN 201434673Y
Authority
CN
China
Prior art keywords
guide rod
stepper motor
seat
belt wheel
vertical guide
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
CN2009200905408U
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Chinese (zh)
Inventor
李勇
胡敏
贺德强
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.)
Zhongyuan University of Technology
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Zhongyuan University of Technology
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 Zhongyuan University of Technology filed Critical Zhongyuan University of Technology
Priority to CN2009200905408U priority Critical patent/CN201434673Y/en
Application granted granted Critical
Publication of CN201434673Y publication Critical patent/CN201434673Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an automatic measurement mechanism capable of measuring 3D body dimensions without requiring a person to be measured to put off clothes. The automatic measurement mechanism comprises a base, a cross beam and an upright guide rod mounted between the base and the cross beam, wherein a scanning device vertically moving along the upright guide rod and a power-drive devicedriving the scanning device to move vertically along the upright guide rod are sleeved on the upright guide rod; the scanning device comprises a stepping motor seat, a stepping motor mounted on the stepping motor seat, a belt pulley seat used for mounting a driven belt pulley, a transversal guide rod arranged between the stepping motor seat and the belt pulley seat, a tooth-type belt connecting the stepping motor with the driven belt pulley, a slide block connected on the tooth-type belt and transversally moving along the transversal guide rod and an infrared temperature measuring instrument and a scanning head which are installed on the slide block. The automatic measurement mechanism has the advantages of small volume, light weight and compact structure, and can also quickly and accurately measure body dimensions nakedly without requiring a person to be measured to put off clothes.

Description

Three-dimensional body dimension automatic measuring mechanism
Technical field
The utility model relates to a kind of contactless Infrared Measuring System mechanical motion part, and it can be quickly and accurately to carrying out the measurement of the naked size of human body, and the measured does not need to remove the three-dimensional body dimension automatic measuring mechanism that dress can be measured.
Background technology
At present, traditional human body measurement method mainly adopts jack boards such as tape, angle gauge, holometer, range-viewfinder and slip meter, according to measuring basis human body is carried out contact measurement, these methods are based upon mostly on the basis of hand dipping or by rule of thumb and observe, thereby some characteristic point data of human body is difficult to obtain, and measurement result accuracy is poor.Existing three-dimensional human body measurement system is because of the measuring principle difference, and it is generally all bigger to take up room, and motion complexity, quality are big, whole moves inconvenience, generally only is confined to the laboratory and uses, and the measured is subjected to certain restriction.
Summary of the invention
In order to overcome existing three-dimensional body dimension automatic measuring system authority complex structure, bulky, deficiency that cost is too high, the utility model provides a kind of three-dimensional body dimension automatic measuring mechanism, not only volume is little, in light weight for this measuring mechanism, compact conformation, and the measured does not need can carry out the measurement of the naked size of human body quickly and accurately except that under the situation about adorning.
The technical scheme that its technical matters that solves the utility model adopts is: comprise base, crossbeam, be installed in the vertical guide rod between base and the crossbeam, on vertical guide rod, be set with the Power Drive Unit that the scanister that moves up and down along vertical guide rod and driven sweep device move up and down along vertical guide rod, reach vertical scanning, scanister comprises the stepper motor seat, be installed in the stepper motor on the stepper motor seat, the belt wheel seat of driven pulley is installed, be arranged on the horizontal guide rod between stepper motor seat and the belt wheel seat, the flute profile band that connects stepper motor and driven pulley, be connected on the flute profile band and along the slide block of laterally guide rod transverse movement and be installed in infrared thermometer and scanner head on the slide block, finish front human body, side scanning.
Described driven sweep device along the Power Drive Unit that vertical guide rod moves up and down is: be installed with feed screw nut on scanister, between crossbeam and base leading screw be installed, stepper motor rotates by the gear drive leading screw.
Be fixed with two horizontally disposed stepper motors with feed screw nut on by the stepper motor seat that connects of fluting trip bolt, connect belt wheel on its output shaft respectively, respective wheel is equipped with driven pulley on the belt wheel seat, between belt wheel and driven pulley, timing belt is installed, slide block connects with timing belt by compressing tablet and screw, and is sleeved on the horizontal guide rod.
Be fixed on the base and be connected with gear on the output shaft of the stepper motor of layout downwards, make the leading screw rotation that connects with follower gear by gear drive, the leading screw lower end relies on heart thrust ball bearing and supports, the upper end makes the feed screw nut that cooperates with leading screw produce rectilinear motion at vertical direction by the radial ball bearing location that is installed on the crossbeam by vertical guide rod guiding; Laterally an end level of guide rod is inserted the open connection of the interior one-tenth of blind hole on the stepper motor seat, and laterally the guide rod other end and belt wheel seat screw threads for fastening connect.
The beneficial effects of the utility model are, can carry out the three-dimensional body dimension of human body automatically, quickly and accurately and measure, and the compact conformation of mechanism, volume are little, in light weight, and its transmission accuracy height is convenient to move.
Description of drawings
Fig. 1 is the front view of three-dimensional body dimension automatic measuring mechanism.
Fig. 2 is the left view of three-dimensional body dimension automatic measuring mechanism.
Fig. 3 is the A-A cut-open view of Fig. 1.
Fig. 4 is that the B of Fig. 2 is to view.
1. bases among the figure, 2. screw mandrel, 3. feed screw nut, 4. crossbeam, 5. angular contact ball bearing, 6. radial ball bearing, 7. gear, 8. vertical guide rod, 9. laterally guide rod, 10. stepper motor seat, 11. belt wheel, 12. belt wheels, 13. timing belts, 14. belt wheel seats, 15. vertical guide rods, 16. slide block, 17. gears, 18. belt wheels, 19. belt wheels, 20. timing belts, 21. the belt wheel seat, 22 horizontal guide rods, 23. vertical guide rods, 24. slide blocks, 25. compressing tablet, 26. stepper motors, 27. stepper motors, 28. stepper motors.
Embodiment
Shown in Fig. 1,2,3,4, the utility model comprises base 1, crossbeam 4, is installed in the vertical guide rod between base 1 and the crossbeam 4, is promptly connected by base 1, crossbeam 4 and three vertical guide rods 8,15,23 and forms framed structure.
On three vertical guide rods 8,15,23, be set with the Power Drive Unit that the scanister that moves up and down along three vertical guide rods 8,15,23 and driven sweep device move up and down along vertical guide rod, reach vertical scanning, described driven sweep device along the Power Drive Unit that vertical guide rod moves up and down is: be installed with feed screw nut 3 on scanister, between crossbeam 4 and base 1 leading screw 2 is installed, stepper motor 26 rotates by gear drive leading screw 2.Promptly be fixed on the base 1 and be connected with gear 17 on the output shaft of the stepper motor 26 of layout downwards, make leading screw 2 rotations that connect with follower gear 7 by gear 17 transmissions, leading screw 2 lower ends rely on heart thrust ball bearing 5 and support, the upper end makes the feed screw nut 3 that cooperates with leading screw 2 produce rectilinear motion at vertical direction by radial ball bearing 6 location that are installed on the crossbeam 4 by vertical guide rod guiding; Laterally an end level of guide rod 9,22 is inserted the open connection of the interior one-tenth of blind hole on the stepper motor seat 10, and laterally guide rod 9,22 other ends and belt wheel seat 14,21 screw threads for fastening connect.
Scanister comprises stepper motor seat 10, be installed in stepper motor 28,27 on the stepper motor seat 10, install driven pulley 19,12 belt wheel seat 21,14, be arranged on horizontal guide rod 22,9 between stepper motor seat 10 and the belt wheel seat 21,14, connect stepper motor 28,27 and driven pulley 19,12 timing belt 20,13, be connected on the timing belt 20,13 and along horizontal horizontal 22,9 slide blocks that move 24,16 of guide rod and be installed in infrared thermometer and scanner head on the slide block, finish front, side scanning human body.
Be fixed with two horizontally disposed stepper motors 28,27 with feed screw nut 3 on by the stepper motor seat 10 that connects of fluting trip bolt, connect belt wheel 18,11 on its output shaft respectively, respective wheel 18,11 is equipped with driven pulley 19,12 on belt wheel seat 21,14, between belt wheel 18,11 and driven pulley 19,12, timing belt 20,13 is installed, slide block 24,16 connects with timing belt 20,13 by compressing tablet 25 and screw, and is sleeved on the horizontal guide rod 22.
This measuring mechanism mainly is made up of base, crossbeam, leading screw, feed screw nut, vertical guide rod, horizontal guide rod, stepper motor, gear, belt wheel, timing belt and scanister.The timing belt transmission realizes the linear reciprocating motion of scanister along horizontal guide rod, finish front, side scanning to human body, the slip screw transmission that leading screw and feed screw nut constitute realizes moving up and down of scanister, reach the purpose of vertical scanning, thereby can obtain the comprehensive data of human body.
This measuring mechanism is an Open architecture, forms framework by base, three vertical guide rods and crossbeam, and three step motor drive form three relatively independent motions.Be fixed on feed screw nut by two horizontally disposed stepper motors on the stepper motor seat that connects of fluting trip bolt, connect belt wheel on its output shaft respectively, by being installed in the driven pulley of belt wheel seat, set up the timing belt transmission.Infrared thermometer and scanner head are installed on the slide block, slide block is connected with timing belt by screw by compressing tablet, thereby lead and realize the horizontal linear reciprocating motion of scanister by timing belt transmission, horizontal guide rod, finish front, side scanning human body.
Be fixed on the base and connect gear on the output shaft of a stepper motor of layout downwards, by gear drive, make the leading screw rotation that connects with follower gear, the leading screw lower end is supported by angular contact ball bearing, the upper end makes the feed screw nut that cooperates with leading screw produce rectilinear motion at vertical direction by the radial ball bearing location by vertical guide rod guiding.Wherein, feed screw nut connects by the fluting trip bolt with the stepper motor seat, laterally an end level of guide rod is inserted the open connection of the interior one-tenth of blind hole on the stepper motor seat, laterally the guide rod other end and belt wheel seat screw threads for fastening connect, the belt wheel seat is directed at vertical direction by vertical guide rod and produces rectilinear motion, and the motion by feed screw nut also drives moving up and down of scanister on the timing belt like this.
Used guide rod is a cylindrical so sliding friction guide rod in this measuring mechanism, is respectively two groups of horizontal guide rods and three vertical guide rods, and its principal feature is simple in structure, and the processing of spigot surface and check easyly be easy to the accuracy requirement that reaches higher, but the gap is difficult for regulating.Because of the movement parts of single cylinder guide rod,, therefore utilize the rotation of auxiliary spigot surface restriction slide block except that can along its axis direction moving linearly, also rotating around its axis; Be the angular errors that reduces to cause, suitably increase the distance of two horizontal guide rods in same group in the design owing to the gap.For the inertia that reduces system, reduce friction, raise the efficiency, be beneficial to the dynamic response of system, add in all movement parts that copper sheathing reduces and guide rod between sliding friction.Wherein, for the ease of the installation and the debugging of this guide rod, an end of auxiliary spigot surface adopts Open architecture.Because leading screw is essential can rotating and can not produce locking phenomenon, so lead screw employing acme thread.And the intensity of acme thread and centering accuracy are better, can eliminate the gap that forms because of wearing and tearing.If there is the gap in the screw pair, when the rotation direction of leading screw changes, worm drive will produce backlash.For the accurate worm drive of working under forward and reverse transmission, backlash will directly cause driving error, therefore must manage to be eliminated.The method of eliminating backlash is exactly in the gap that guarantees to eliminate under the prerequisite that the screw pair relative motion requires between leading screw and the nut.In the worm drive of this device, utilize the adjustment nut to eliminate backlash by radially adjustment method.Base in this measuring mechanism also utilizes the pressure transducer above it to measure the human body body weight, for dimensional measurement provides auxiliary data except support function.And the MI20 type infrared thermometer weight that is adopted in the mechanism only is 130 grams.Because the centre distance of two belt wheels is bigger, the coming off of flute profile band when preventing work all is equipped with back-up ring in the both sides of master and slave belt wheel.

Claims (4)

1, a kind of three-dimensional body dimension automatic measuring mechanism, comprise base, crossbeam, be installed in the vertical guide rod between base and the crossbeam, it is characterized in that: be set with the Power Drive Unit that the scanister that moves up and down along vertical guide rod and driven sweep device move up and down along vertical guide rod on vertical guide rod, scanister comprises the stepper motor seat, be installed in the stepper motor on the stepper motor seat, the belt wheel seat of driven pulley is installed, be arranged on the horizontal guide rod between stepper motor seat and the belt wheel seat, the flute profile band that connects stepper motor and driven pulley, be connected on the flute profile band and along the slide block of laterally guide rod transverse movement and be installed in infrared thermometer and scanner head on the slide block.
2, three-dimensional body dimension automatic measuring mechanism according to claim 1, it is characterized in that: described driven sweep device along the Power Drive Unit that vertical guide rod moves up and down is: be installed with feed screw nut on scanister, between crossbeam and base leading screw is installed, stepper motor rotates by the gear drive leading screw.
3, three-dimensional body dimension automatic measuring mechanism according to claim 2, it is characterized in that: be fixed with two horizontally disposed stepper motors on by the stepper motor seat that connects of fluting trip bolt with feed screw nut, connect belt wheel on its output shaft respectively, respective wheel is equipped with driven pulley on the belt wheel seat, between belt wheel and driven pulley, timing belt is installed, slide block connects with timing belt by compressing tablet and screw, and is sleeved on the horizontal guide rod.
4, three-dimensional body dimension automatic measuring mechanism according to claim 2, it is characterized in that: be fixed on the base and be connected with gear on the output shaft of the stepper motor of layout downwards, make the leading screw rotation that connects with follower gear by gear drive, the leading screw lower end relies on heart thrust ball bearing and supports, the upper end makes the feed screw nut that cooperates with leading screw produce rectilinear motion at vertical direction by the radial ball bearing location that is installed on the crossbeam by vertical guide rod guiding; Laterally an end level of guide rod is inserted the open connection of the interior one-tenth of blind hole on the stepper motor seat, and laterally the guide rod other end and belt wheel seat screw threads for fastening connect.
CN2009200905408U 2009-06-01 2009-06-01 Automatic measurement mechanism capable of measuring 3D body dimensions Expired - Fee Related CN201434673Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009200905408U CN201434673Y (en) 2009-06-01 2009-06-01 Automatic measurement mechanism capable of measuring 3D body dimensions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009200905408U CN201434673Y (en) 2009-06-01 2009-06-01 Automatic measurement mechanism capable of measuring 3D body dimensions

Publications (1)

Publication Number Publication Date
CN201434673Y true CN201434673Y (en) 2010-03-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103307981A (en) * 2013-06-24 2013-09-18 天津金轮自行车集团有限公司 Laser positioner for bicycle design experiment
US20140223973A1 (en) * 2013-02-11 2014-08-14 Mohammed Salah Mohammed Alrefaei Automated clothing steamer
CN113116337A (en) * 2019-02-25 2021-07-16 无锡市第二人民医院 Automatic whole body examination data acquisition method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140223973A1 (en) * 2013-02-11 2014-08-14 Mohammed Salah Mohammed Alrefaei Automated clothing steamer
EP2765236A3 (en) * 2013-02-11 2016-01-13 Mohammed Salah Mohammed Alrefaei Automated clothing steamer
US9469934B2 (en) * 2013-02-11 2016-10-18 Mohammed Salah Mohammed Alrefaei Automated clothing steamer
CN103307981A (en) * 2013-06-24 2013-09-18 天津金轮自行车集团有限公司 Laser positioner for bicycle design experiment
CN113116337A (en) * 2019-02-25 2021-07-16 无锡市第二人民医院 Automatic whole body examination data acquisition method
CN113116337B (en) * 2019-02-25 2022-05-13 无锡市第二人民医院 Automatic whole body examination data acquisition method

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100331

Termination date: 20100601