CN101832811A - Weighter-type automatic evaluation loading system - Google Patents
Weighter-type automatic evaluation loading system Download PDFInfo
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- CN101832811A CN101832811A CN200910087201A CN200910087201A CN101832811A CN 101832811 A CN101832811 A CN 101832811A CN 200910087201 A CN200910087201 A CN 200910087201A CN 200910087201 A CN200910087201 A CN 200910087201A CN 101832811 A CN101832811 A CN 101832811A
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- loading
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- load
- weighing apparatus
- counterweight
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Abstract
The invention belongs to the weighter metering field, and relates to a loading system used in a weighter-type evaluation system, in particular to an automatic loading system used in 300-3000-kg weighter-type evaluation. The system comprises a driving mechanism, a loading mechanism and a loading support structure as well as a load delivering component, wherein the driving mechanism is connected with the loading mechanism through the load delivering component. As the invention provides an automatic loading system in a thermostat, and the electric driving device of the system is disposed outside the thermostat, the service life of the mechanism is prolonged. In the automatic loading process, the influence of human factor on the test environment is reduced. The invention realizes automatic combinations of different loads for different weight loading discs, and a limiting mechanism in the system realizes non-impact loading.
Description
Technical field
The invention belongs to the weighing apparatus metering field, is a kind of loading system of using in the appraisement system of weighing apparatus pattern, especially relates to a kind of auto-loading system of using in the type evaluation of 300-3000kg weighing apparatus.
Background technology
In metering field, at various types of weighing apparatus, no matter be mechanical weighing apparatus, electronic scale, or the weighing apparatus of augmenting or reequiping owing to the additional requirement of specific use, or the weighing apparatus that designs owing to special technology.Need calibrate and measure technical indicator, to satisfy the requirement of regulation weighing apparatus.In the evaluation experimental to weighing apparatus, external conditions such as temperature and humidity should satisfy requirement of experiment.At the type evaluation experiment of 300-3000kg weighing apparatus, can only be that complete machine carries out at normal temperatures in the prior art, adopt electric hoist lifting counterweight, operation manually, labour intensity is big, because personnel participate in, measurement environment is caused interference, influenced accuracy of measurement.
For weighing apparatus type experiment under analog temperature, the damp condition, need in incubator, implement in the prior art, under existence conditions, can only carry out the module experiment, can't carry out the complete machine experiment.Because artificial the loading produced influence for degree of accuracy.
If realizing the automatic complete machine of incubator loads, because auto-loading system is seated incubator inside, driver parts such as electric mechanism are in incubator simultaneously, and parts are vulnerable to damage under temperature, wet environment, cause the auto-loading system cisco unity malfunction.
Summary of the invention
At the technical matters that exists in the prior art, the present invention has researched and developed a kind of weighing apparatus type evaluation auto-loading system, has realized goal of the invention.But auto-loading system in a kind of incubator is provided, has need not artificial participation.The electrically driven of this system is placed on the incubator outside, has prolonged mechanism serviceable life, has reduced the influence of human factor to test environment, can also realize the Automatic Combined of different loads, can also realize not having impacting loading.
The present invention has taked following technical scheme in order to realize the foregoing invention purpose:
A kind of weighing apparatus type evaluation auto-loading system, described system comprises driving mechanism, load maintainer and loading supporting construction; Described system also comprises a load transmitting components, and described driving mechanism is connected with described load maintainer by described load transmitting components;
Described driving mechanism comprises motor, is used to produce driving force; Described load transmitting components comprises screw rod, by described screw rod driving force is passed to described load maintainer, drives to load action; Described supporting loading structure comprises a s crossbeam frame, is used to support described load maintainer.
In order to realize loading procedure, described load maintainer comprises loading frame, sleeve and counterweight fixed sturcture; Described screw rod is fixedlyed connected with loading frame;
Described loading frame comprises a support disk and one group of described sleeve, and described each sleeve perpendicular rigid is fixed on the described loading frame; Described each counterweight fixed sturcture comprises the counterweight fixed claw; And one group of counterweight fixed sturcture is fixed in the rigidity socket on each sleeve.
For the special-shaped counterweight that makes loading is connected with sleeve, described each group counterweight fixed sturcture vertical sleeve is connected on each sleeve, and the same level height between described each sleeve is provided with identical counterweight fixed sturcture;
Described counterweight fixed claw is provided with the location structure of counterweight, and counterweight is provided with mutually adaptive fixed claw location structure, and described adaptive location structure mutually is convex-concave clamping form, articulate, a kind of in connecting of socket mode or absorption affinity.
In practice, the quantity of described load maintainer middle sleeve is 3-6; The quantity of rigidity socket counterweight fixed sturcture is 10-15 on described each sleeve.
Preferably, the quantity of described load maintainer middle sleeve is 3; The quantity of rigidity socket counterweight fixed sturcture is 10 on described each sleeve.
In the system, driving mechanism is used to drive load maintainer, realizes loading procedure.In order to realize this purpose, described driving mechanism also comprises control module and power supply; Described control module comprises control module and driver module; Described driver module comprises servomotor, linear bearing, band and ball-screw synchronously; Described synchronous band is connected with the axle of servomotor and the ball in the described ball-screw.And ball and leading screw cooperation make rotation become rectilinear motion.
Described control module passes to described servomotor with driving command, rotate AC servo motor energising back, by synchronous band ball is rotated, because ball rotates the leading screw straight-line displacement campaign up and down that drives in the described ball-screw, described leading screw and described screw rod are rigidly connected, and then drive described load maintainer and load.
Automatically to load in order accurately realizing, also to comprise displacement transducer in the described driving mechanism; Also comprise signal processing unit and signal output unit in the described control module; Described displacement transducer is transferred to described signal processing unit with described screw rod upper and lower displacement signal, described signal processing unit calculates the position of corresponding loading load according to displacement, and described signal is passed through described signal output unit export, realize the accurate loading of load.
In order to reduce the impact to loader surface when loading, described system also comprises a position-limit mechanism, and described position-limit mechanism is arranged in the described sleeve, and is arranged on the lower end of described every group of sleeve; Described position-limit mechanism is one group of spacing rod iron.Described every spacing rod iron passes each sleeve respectively, and described spacing rod iron and described loading s crossbeam frame are rigidly connected
Disturb in order to reduce outer bound pair loading procedure, improve degree of accuracy, described system also comprises an incubator, and described incubator is arranged in the described s crossbeam frame; Comprise described load maintainer and carrier in the incubator; And the top at described incubator is provided with screw hole, and described screw rod is visited into incubator by screw hole and fixedlyed connected with described loading frame;
Described system also comprises a maintenance channel, is arranged on the described s crossbeam frame.
Consider the rigidity of loading disc, the upper end loading disc is finished machine work with line cutting and machining center by design function with whole, described loading frame adopts stainless steel 1Cr18Ni9Tc (304) material to make.
But the present invention has been owing to provide auto-loading system in a kind of incubator, and the electrically driven of this system is placed on the incubator outside, prolonged mechanism serviceable life.Simultaneously automatic loading procedure has reduced the influence of human factor to test environment.The present invention is directed to different counterweight loading discs, realized the Automatic Combined of different loads,, realize not having the loading of impact owing to also be provided with position-limit mechanism in the system.
Description of drawings
Fig. 1 is the structural representation of a kind of weighing apparatus type evaluation of the present invention auto-loading system;
Fig. 2 is a side structure synoptic diagram of the present invention;
Concrete technology contents in above-mentioned each width of cloth accompanying drawing will be illustrated in conjunction with following embodiment.
Embodiment
Fig. 1 is a side structure synoptic diagram of the present invention for structural representation and Fig. 2 of a kind of weighing apparatus type evaluation of the present invention auto-loading system;
Among the figure, a kind of weighing apparatus type evaluation auto-loading system, described system comprises driving mechanism 2, load maintainer and loading supporting construction; Described system also comprises a load transmitting components, and described driving mechanism 2 is connected with described load maintainer by described load transmitting components;
Described driving mechanism 2 comprises motor, is used to produce driving force; Described load transmitting components comprises screw rod 7, by described screw rod 7 driving force is passed to described load maintainer, drives to load action; Described supporting loading structure comprises a s crossbeam frame 6, is used to support described load maintainer.
In order to realize loading procedure, described load maintainer comprises loading frame 5, sleeve 8 and counterweight fixed sturcture; Described screw rod 7 is fixedlyed connected with loading frame 5;
Described loading frame 5 comprises a support disk and one group of described sleeve 8, and described each sleeve 8 perpendicular rigid are fixed on the described loading frame 5; Described each counterweight fixed sturcture comprises counterweight fixed claw 9; And one group of counterweight fixed sturcture is fixed in the rigidity socket on each sleeve 8.
For the special-shaped counterweight 11 that makes loading is connected with sleeve 8, described each group counterweight fixed sturcture vertical sleeve is connected on each sleeve 8, and the same level height of 8 in described each sleeve is provided with identical counterweight fixed sturcture;
Described counterweight fixed claw 9 is provided with the location structure of counterweight 11, and counterweight 11 is provided with mutually adaptive fixed claw location structure, and described adaptive location structure mutually is a convex-concave clamping form.
The quantity of described load maintainer middle sleeve 8 is 3; The quantity of rigidity socket counterweight fixed sturcture is 10 on described each sleeve 8.
In the system, driving mechanism is used to drive load maintainer, realizes loading procedure.In order to realize this purpose, described driving mechanism also comprises control module and power supply; Described control module comprises control module and driver module; Described driver module comprises servomotor, linear bearing, band and ball-screw synchronously; Described synchronous band is connected with the axle of servomotor and the ball in the described ball-screw.And ball and leading screw cooperation make rotation become rectilinear motion.
Described control module passes to described servomotor with driving command, rotate AC servo motor energising back, by synchronous band ball is rotated, because ball rotates the leading screw straight-line displacement campaign up and down that drives in the described ball-screw, described leading screw and described screw rod are rigidly connected, and then drive described load maintainer and load.
Automatically to load in order accurately realizing, also to comprise displacement transducer in the described driving mechanism; Also comprise signal processing unit and signal output unit in the described control module; Described displacement transducer is transferred to described signal processing unit with described screw rod upper and lower displacement signal, described signal processing unit calculates the position of corresponding loading load according to displacement, and described signal is passed through described signal output unit export, realize the accurate loading of load.
In order to reduce the impact to loader surface when loading, described system also comprises a position-limit mechanism, and described position-limit mechanism is arranged in the described sleeve, and is arranged on the lower end of described every group of sleeve; Described position-limit mechanism is one group of spacing rod iron 10.Described every spacing rod iron 10 passes each sleeve 8 respectively, and described spacing rod iron 10 is connected with described loading crossbeam 6 frame rigidity.
Disturb in order to reduce outer bound pair loading procedure, improve degree of accuracy, described system also comprises an incubator 1, and described incubator 1 is arranged in the described s crossbeam frame 6; Comprise described load maintainer and carrier 12 in the incubator 1; And the top at described incubator 1 is provided with screw hole, and described screw rod is visited into incubator 1 by screw hole and fixedlyed connected with described loading frame 5;
Described system also comprises a maintenance channel 3, is arranged on the described s crossbeam frame 6.
Consider the rigidity of loading disc, the upper end loading disc is finished machine work with line cutting and machining center by design function with whole, described loading frame 5 adopts stainless steel 1Cr18Ni9Tc (304) material to make.
In the specific implementation, the special-shaped counterweight 11 that stainless steel is formed is suspended in the incubator 1.Described driving mechanism is arranged on the s crossbeam frame.Loading procedure is by servomotor, ball-screw and linear bearing and control module, computing machine loads, send steering order with computing machine, control module sends control signal and gives servomotor, the servomotor action, and then drive ball-screw and screw motion, realize full-automatic loading of counterweight and data acquisition.Displacement transducer is determined the loading stroke of counterweight according to the displacement of screw rod, judges the null position of counterweight by the position switch of elementary counterweight, by linear bearing control vertical movement.Loading disc is and three rigidly connected disks of sleeve that it is connected the ball-screw below.Distance between each layer profiled weight is fixed, the distance of 10mm, and the thickness 120mm of profiled weight is along with the decline of ball-screw and framework, and profiled weight and then descends, and every decline 10mm just can load 1 grade of counterweight.The upper level counterweight is with after the next stage counterweight contacts, and along with the decline of counterweight framework, pawl and counterweight break away from naturally.
Consider the rigidity of loading disc, the upper end loading disc is finished machine work by design function, material stainless steel 1Cr18Ni9Tc (304) with overall wire cutting and machining center.In order to prevent to hang the collision with the weighing apparatus table top, the lower end afterbody utilizes limit stick, prevents that the lower end from supporting corner and can not impact tested weighing apparatus table top.Driving mechanism places outside the incubator.
The counterweight elevating mechanism drives with Panasonic's servomotor and servo controller, carries out transmission with synchronously band and ball-screw, and Z carries out the precision transmission of displacement to displacement with displacement transducer, and driving mechanism is fixed on the beam of incubator upper end.
Technique scheme is one embodiment of the present invention, for those skilled in the art, on the basis that the invention discloses application process and principle, be easy to make various types of improvement or distortion, and be not limited only to the described method of the above-mentioned embodiment of the present invention, therefore previously described mode is a specific embodiment, and does not have restrictive meaning.
Claims (9)
1. weighing apparatus type evaluation auto-loading system, described system comprises driving mechanism, load maintainer and loading supporting construction; It is characterized in that described system also comprises a load transmitting components, and described driving mechanism is connected with described load maintainer by described load transmitting components;
Described driving mechanism comprises motor, is used to produce driving force; Described load transmitting components comprises screw rod, by described screw rod driving force is passed to described load maintainer, drives to load action; Described supporting loading structure comprises a s crossbeam frame, is used to support described load maintainer.
2. a kind of weighing apparatus type evaluation auto-loading system according to claim 1 is characterized in that,
Described load maintainer comprises loading frame, sleeve and counterweight fixed sturcture; Described screw rod is fixedlyed connected with loading frame;
Described loading frame comprises a support disk and one group of described sleeve, and described each sleeve perpendicular rigid is fixed on the described loading frame; Described each counterweight fixed sturcture comprises the counterweight fixed claw; And one group of counterweight fixed sturcture is fixed in the rigidity socket on each sleeve.
3. a kind of weighing apparatus type evaluation auto-loading system according to claim 2 is characterized in that,
Described each group counterweight fixed sturcture vertical sleeve is connected on each sleeve, and the same level height between described each sleeve is provided with identical counterweight fixed sturcture;
Described counterweight fixed claw is provided with the location structure of counterweight, and counterweight is provided with mutually adaptive fixed claw location structure, and described adaptive location structure mutually is convex-concave clamping form, articulate, a kind of in connecting of socket mode or absorption affinity.
4. according to claim 2 or 3 described a kind of weighing apparatus type evaluation auto-loading systems, it is characterized in that,
The quantity of described load maintainer middle sleeve is 3-6; The quantity of rigidity socket counterweight fixed sturcture is 10-15 on described each sleeve.
5. a kind of weighing apparatus type evaluation auto-loading system according to claim 4 is characterized in that,
The quantity of described load maintainer middle sleeve is 3; The quantity of rigidity socket counterweight fixed sturcture is 10 on described each sleeve.
6. a kind of weighing apparatus type evaluation auto-loading system according to claim 1 is characterized in that,
Described driving mechanism also comprises control module and power supply; Described control module comprises control module and driver module; Described driver module comprises servomotor, linear bearing, band and ball-screw synchronously; Described synchronous band is connected with the axle of servomotor and the ball in the described ball-screw;
Described control module passes to described servomotor with driving command, and servomotor drives the leading screw straight-line displacement campaign up and down in the described ball-screw by synchronous band, and described leading screw and described screw rod are rigidly connected, and then drives described load maintainer and load.
7. according to claim 1 or 6 described a kind of weighing apparatus type evaluation auto-loading systems, it is characterized in that,
Also comprise displacement transducer in the described driving mechanism; Also comprise signal processing unit and signal output unit in the described control module; Described displacement transducer is transferred to described signal processing unit with described screw rod upper and lower displacement signal, described signal processing unit calculates the position of corresponding loading load according to displacement, and described signal is passed through described signal output unit export, realize the accurate loading of load.
8. a kind of weighing apparatus type evaluation auto-loading system according to claim 1 is characterized in that,
Described system also comprises a position-limit mechanism, reduces the impact to loader surface when being used to load; Described position-limit mechanism is arranged in the described sleeve, and is arranged on the lower end of described every group of sleeve; Described position-limit mechanism is one group of spacing rod iron, and described every spacing rod iron passes each sleeve respectively, and described spacing rod iron and described loading s crossbeam frame are rigidly connected.
9. a kind of weighing apparatus type evaluation auto-loading system according to claim 1 is characterized in that,
Described system also comprises an incubator, is used to reduce outer bound pair loading procedure and disturbs, and improves degree of accuracy; Described incubator is arranged in the described s crossbeam frame; Comprise described load maintainer and carrier in the incubator; And the top at described incubator is provided with screw hole, and described screw rod is visited into incubator by screw hole and fixedlyed connected with described loading frame;
Described system also comprises a maintenance channel, is arranged on the described s crossbeam frame.
10 a kind of weighing apparatus type evaluation auto-loading systems according to claim 2 is characterized in that,
Described loading frame adopts stainless steel 1Cr18Ni9Tc (304) material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100872019A CN101832811B (en) | 2009-06-19 | 2009-06-19 | Weighter-type automatic evaluation loading system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100872019A CN101832811B (en) | 2009-06-19 | 2009-06-19 | Weighter-type automatic evaluation loading system |
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| Publication Number | Publication Date |
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| CN101832811A true CN101832811A (en) | 2010-09-15 |
| CN101832811B CN101832811B (en) | 2011-12-14 |
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| CN2009100872019A Expired - Fee Related CN101832811B (en) | 2009-06-19 | 2009-06-19 | Weighter-type automatic evaluation loading system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115664A (en) * | 2013-01-30 | 2013-05-22 | 西安交通大学 | Automatic calibration device for electronic balances |
| CN103196537A (en) * | 2013-04-12 | 2013-07-10 | 昆山钰恒电子衡量器有限公司 | Ground scale testing device |
| CN104019938A (en) * | 2014-05-27 | 2014-09-03 | 大连工业大学 | Free-combination automatic-weight adding device |
| CN104198114A (en) * | 2014-09-18 | 2014-12-10 | 天津电气科学研究院有限公司 | Automatic weight loading device and automatic weight loading method |
| CN105333940A (en) * | 2015-10-20 | 2016-02-17 | 江苏国恩信息科技有限公司 | Floor scale testing device |
| WO2018040137A1 (en) * | 2016-08-29 | 2018-03-08 | National Institute Of Metrology | A measuring device for measuring large mass with weight picking by slot-type connection |
| CN108020312A (en) * | 2017-12-29 | 2018-05-11 | 苏州市计量测试研究所 | A kind of nested type electronic crane scale counterweight loading system |
| CN108871541A (en) * | 2018-06-26 | 2018-11-23 | 冯淑青 | Weigh observing and controlling synthetic method and loading device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4527646A (en) * | 1983-03-17 | 1985-07-09 | Yamato Scale Company, Limited | Combination weighing machine |
| DE19624338C1 (en) * | 1996-06-19 | 1998-03-05 | Gassmann Theiss Messtech | Weighing platform testing device |
| CN2441136Y (en) * | 2000-12-08 | 2001-08-01 | 青岛衡器测试中心 | Multi-position balancer fatigue tester |
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2009
- 2009-06-19 CN CN2009100872019A patent/CN101832811B/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115664A (en) * | 2013-01-30 | 2013-05-22 | 西安交通大学 | Automatic calibration device for electronic balances |
| CN103115664B (en) * | 2013-01-30 | 2015-06-03 | 西安交通大学 | Automatic calibration device for electronic balances |
| CN103196537A (en) * | 2013-04-12 | 2013-07-10 | 昆山钰恒电子衡量器有限公司 | Ground scale testing device |
| CN104019938A (en) * | 2014-05-27 | 2014-09-03 | 大连工业大学 | Free-combination automatic-weight adding device |
| CN104198114A (en) * | 2014-09-18 | 2014-12-10 | 天津电气科学研究院有限公司 | Automatic weight loading device and automatic weight loading method |
| CN104198114B (en) * | 2014-09-18 | 2016-06-08 | 天津电气科学研究院有限公司 | A kind of automatic weight charger and loading method thereof |
| CN105333940A (en) * | 2015-10-20 | 2016-02-17 | 江苏国恩信息科技有限公司 | Floor scale testing device |
| WO2018040137A1 (en) * | 2016-08-29 | 2018-03-08 | National Institute Of Metrology | A measuring device for measuring large mass with weight picking by slot-type connection |
| CN108020312A (en) * | 2017-12-29 | 2018-05-11 | 苏州市计量测试研究所 | A kind of nested type electronic crane scale counterweight loading system |
| CN108020312B (en) * | 2017-12-29 | 2020-07-07 | 苏州市计量测试院 | Nested formula electron hanging balance weight loading system |
| CN108871541A (en) * | 2018-06-26 | 2018-11-23 | 冯淑青 | Weigh observing and controlling synthetic method and loading device |
| CN108871541B (en) * | 2018-06-26 | 2023-12-15 | 冯淑青 | Weighing measurement and control synthesis method and loading device |
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| CN101832811B (en) | 2011-12-14 |
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