CN202661225U - Full automatic calibrating device of standard force-measuring lever - Google Patents
Full automatic calibrating device of standard force-measuring lever Download PDFInfo
- Publication number
- CN202661225U CN202661225U CN 201220255766 CN201220255766U CN202661225U CN 202661225 U CN202661225 U CN 202661225U CN 201220255766 CN201220255766 CN 201220255766 CN 201220255766 U CN201220255766 U CN 201220255766U CN 202661225 U CN202661225 U CN 202661225U
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- lever
- dynamometry
- controller
- full automatic
- force
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Abstract
A full automatic calibrating device of a standard force measuring lever includes a force-applying unit, a force transducer, a controller and a force display instrument, wherein the force-applying unit includes a lifting connecting component, a lifting platform, a stepping motor and a speed reducing mechanism; the stepping motor and the speed reducing mechanism are both mounted on the base; control signal input ends of the stepping motor and the speed reducing mechanism are both connected with a control signal output end of the controller; the output shaft of the stepping motor drives the lifting platform to move in the vertical direction; a support point end of a to-be-tested lever is connected with the lifting connecting component through a cylindrical bearing, and the weight-bearing point end of the to-be-tested lever is fixed on a top rod; a force transducer is arranged between the to-be-tested lever and the top rod; the output end of the force transducer is connected with the input end of the controller; and the output end of the controller is connected with the force display instrument. The device can automatically adjust and monitor the deformation magnitude of the lever during the loading/unloading process, can read data and can be communicated with an upper computer, thereby realizing paperless in the calibrating process.
Description
Technical field
The utility model relates to a kind of full-automatic calibrating installation of indicating standard force-measuring lever force value, particularly has the calibrating installation of lever balance inspection adjusting system, specifically a kind of full automatic standard dynamometry lever calibrating installation.
Background technology
Existing standard dynamometry lever calibrating installation is a kind of manual simplified charger.
The problem that exists mainly contains:
1, range is narrow.Whole device uses single proof force sensor, and useful range is limited;
2, bad adaptability.Sensor force and manual loading force relative position are fixed, and can't adapt to the calibrating demand of dissimilar standard force-measuring levers;
3, time-consuming, effort, emphasis end manual loading power value, very painstaking when particularly loading the above power value of 3000N, and whole verification process is consuming time longer;
4, the calibrating accuracy is difficult to guarantee.Be subjected to apparatus structure restriction verification process Plays power sensor to be subject in various degree cross component force, cause the power value to show misalignment.
Summary of the invention
The purpose of this utility model is for the existing the problems referred to above of existing standard dynamometry lever calibrating installation, proposes a kind of full automatic standard dynamometry lever calibrating installation.This device can automatically detect the lever balance position and automatically be adjusted, can monitor lever and add amplitude of deformation in the uninstall process, and the data that produce in the verification process can be read automatically, after relevant treatment, automatically generate raw readings and certificate, and can carry out communication with host computer, realize that verification process is with no paper.
The technical solution of the utility model is:
A kind of full automatic standard dynamometry lever calibrating installation, it comprises push rod, two pillars, base, afterburning unit, force cell, controller and dynamometry Displaying Meter, and described afterburning unit comprises lifting link, hoistable platform, stepper motor and reducing gear; The two ends of described push rod and base are fixedly connected with by two pillars, hoistable platform push rod and base between, the two ends of hoistable platform are respectively equipped with a through hole, be sleeved on the outside of two pillars, stepper motor and reducing gear are installed on the base, the control signal input end of stepper motor and reducing gear all links to each other with the control signal output terminal of controller, the output shaft of stepper motor is by reducing gear connecting thread elevating lever, driving hoistable platform moves up and down in the vertical direction, the lifting link is installed in the upper surface of hoistable platform, a cylindrical bearing is equipped with at the top of lifting link, the top of cylindrical bearing connect lever to be measured support end, the emphasis end of lever to be measured is fixed on the push rod, install force cell between lever to be measured and the push rod, the signal output part of force cell links to each other with the dynamometry signal input part of control, and the signal output part of controller links to each other with the dynamometry Displaying Meter, output dynamometry result.
Device of the present utility model also comprises grooved guiding parts and pin, described grooved guiding parts is installed in the upper surface of hoistable platform, the lifting link cooperates by the horizontal guide slot of pin with the grooved guiding parts, along with the movement of pin in the horizontal guide slot of grooved guiding parts, the lifting link is done the motion of horizontal direction.
Device of the present utility model also comprises at least two airborne laser range finders, described each airborne laser range finder is installed on the push rod, be certain distance with lever to be measured, for detection of the horizontality of lever to be measured, the detection signal output terminal of each airborne laser range finder links to each other with the corresponding detection signal input end of controller.
Airborne laser range finder of the present utility model is two, and the luminous point of two airborne laser range finders is arranged in the both sides of lever to be measured uniformly.
Device of the present utility model also comprises angle of inclination indicating mechanism, and described angle of inclination indicating mechanism is installed in a side of cylindrical bearing, for detection of the stressed axis of lifting link and the plumbness of surface level.
Controller of the present utility model carries out communication by communication module and host computer, and storage detects data.
The beneficial effects of the utility model:
The utility model adds the power effect of unloading by controller to stepper motor and reducing gear, add amplitude of deformation in the uninstall process by angle of inclination indicating mechanism monitoring lever simultaneously, force cell links to each other with the dynamometry Displaying Meter by controller, the true power value of display standard dynamometry lever is made the whether qualified judgement of lever by comparison.
Grooved guiding parts of the present utility model has enlarged range so that lever to be measured moves horizontally, and also can measure calibrating to larger lever.
Airborne laser range finder of the present utility model can detect lever balance in real time, and the lever that departs from reasonable range of balance is regulated automatically, makes lever remain balance in whole verification process.
Communication module of the present utility model can read the data that produce in the verification process automatically, automatically generates raw readings and certificate after relevant treatment, and can carry out communication with host computer, realizes that verification process is with no paper.
The utility model can carry out full-automatic closed-loop control to the whole verification process of standard force-measuring lever, and the monitoring lever adds the amplitude of deformation in the uninstall process, realizes that simultaneously verification process is with no paper.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the structural representation of hoistable platform of the present utility model top.
Wherein: 1. force cell, 2. grooved guiding parts, 3. lifting link,
4. hoistable platform, 5. stepper motor, 6. dynamometry Displaying Meter, 7. reducing gear,
8. airborne laser range finder, 9. standard force-measuring lever, 10, pillar, 11, push rod, 12, base
13, screw thread elevating lever, 14, pin, 15, cylindrical bearing, 16, angle of inclination indicating mechanism.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
A kind of full automatic standard dynamometry lever calibrating installation, it comprises push rod 11, two pillars 10, base 12, afterburning unit, force cell 1, controller and dynamometry Displaying Meter 6, and described afterburning unit comprises lifting link 3, hoistable platform 4, stepper motor 5 and reducing gear 7; The two ends of described push rod 11 and base 12 are fixedly connected with by two pillars 10, hoistable platform 4 push rod 11 and base 12 between, the two ends of hoistable platform 4 are respectively equipped with a through hole, be sleeved on the outside of two pillars 10, stepper motor 5 and reducing gear 7 are installed on the base 12, the control signal input end of stepper motor 5 and reducing gear 7 all links to each other with the control signal output terminal of controller, the output shaft of stepper motor 5 is by reducing gear 7 connecting thread elevating levers 13, driving hoistable platform 4 moves up and down in the vertical direction, lifting link 3 is installed in the upper surface of hoistable platform 4, a cylindrical bearing 15 is equipped with at the top of lifting link 3, the top of cylindrical bearing 15 connect lever 9 to be measured support end, the emphasis end of lever 9 to be measured is fixed on the push rod 11, installing force cell 1 between lever 9 to be measured and the push rod 11, the signal output part of force cell 1 links to each other with the dynamometry signal input part of control, the signal output part of controller links to each other with dynamometry Displaying Meter 6, output dynamometry result.Stepper motor 5 and reducing gear 7 drive hoistable platform 4 and do above-below direction and add and unload power action, force cell 1 and the true power value of dynamometry Displaying Meter 6 display standard dynamometry levers under controller control.
Further, device of the present utility model also comprises grooved guiding parts 2 and pin 14, described grooved guiding parts 2 is installed in the upper surface of hoistable platform 4, lifting link 3 cooperates with the horizontal guide slot of grooved guiding parts 2 by pin 14, along with the movement of pin 14 in the horizontal guide slot of grooved guiding parts 2, lifting link 3 is done the motion of horizontal direction.By the adjusting of horizontal direction, enlarge the range of lever.
Device of the present utility model also comprises at least two airborne laser range finders 8, described each airborne laser range finder 8 is installed on the push rod 11, be certain distance with lever 9 to be measured, for detection of the horizontality of lever 9 to be measured, the detection signal output terminal of each airborne laser range finder 8 links to each other with the corresponding detection signal input end of controller.The utility model is by the horizontality of airborne laser range finder 8 Real-Time Monitoring standard force-measuring levers 9, regulate stepper motor 5 and reducing gear 7 by controller, driving hoistable platform 4 under controller control does above-below direction and adds and unload the power action, until lever is the level of state, again force cell 1 and the true power value of dynamometry Displaying Meter 6 display standard dynamometry levers.
Airborne laser range finder 8 of the present utility model is two, and the luminous point of two airborne laser range finders 8 is arranged in the both sides of lever 9 to be measured uniformly.
Device of the present utility model also comprises angle of inclination indicating mechanism 16, and described angle of inclination indicating mechanism 16 is installed in a side of cylindrical bearing 15, for detection of the stressed axis of lifting link 3 and the plumbness of surface level.Controller of the present utility model carries out communication by communication module and host computer, and storage detects data.
The utility model does not relate to partly all, and the prior art that maybe can adopt same as the prior art is realized.
Claims (6)
1. full automatic standard dynamometry lever calibrating installation, it is characterized in that it comprises push rod (11), two pillars (10), base (12), afterburning unit, force cell (1), controller and dynamometry Displaying Meter (6), described afterburning unit comprises lifting link (3), hoistable platform (4), stepper motor (5) and reducing gear (7); The two ends of described push rod (11) and base (12) are fixedly connected with by two pillars (10), between the push rod (11) and base (12) that hoistable platform (4) is positioned at, the two ends of hoistable platform (4) are respectively equipped with a through hole, be sleeved on the outside of two pillars (10), stepper motor (5) and reducing gear (7) are installed on the base (12), the control signal input end of stepper motor (5) and reducing gear (7) all links to each other with the control signal output terminal of controller, the output shaft of stepper motor (5) is by reducing gear (7) connecting thread elevating lever (13), driving hoistable platform (4) moves up and down in the vertical direction, lifting link (3) is installed in the upper surface of hoistable platform (4), a cylindrical bearing (15) is equipped with at the top of lifting link (3), the top of cylindrical bearing (15) connect lever to be measured (9) support end, the emphasis end of lever to be measured (9) is fixed on the push rod (11), install force cell (1) between lever to be measured (9) and the push rod (11), the signal output part of force cell (1) links to each other with the dynamometry signal input part of control, the signal output part of controller links to each other with dynamometry Displaying Meter (6), output dynamometry result.
2. full automatic standard dynamometry lever calibrating installation according to claim 1, this device of its feature also comprises grooved guiding parts (2) and pin (14), described grooved guiding parts (2) is installed in the upper surface of hoistable platform (4), lifting link (3) cooperates with the horizontal guide slot of grooved guiding parts (2) by pin (14), along with the movement of pin (14) in the horizontal guide slot of grooved guiding parts (2), lifting link (3) is done the motion of horizontal direction.
3. full automatic standard dynamometry lever calibrating installation according to claim 1, it is characterized in that this device also comprises at least two airborne laser range finders (8), described each airborne laser range finder (8) is installed on the push rod (11), be certain distance with lever to be measured (9), for detection of the horizontality of lever to be measured (9), the detection signal output terminal of each airborne laser range finder (8) links to each other with the corresponding detection signal input end of controller.
4. full automatic standard dynamometry lever calibrating installation according to claim 3 it is characterized in that described airborne laser range finder (8) is two, and the luminous point of two airborne laser range finders (8) is arranged in the both sides of lever to be measured (9) uniformly.
5. full automatic standard dynamometry lever calibrating installation according to claim 1, it is characterized in that this device also comprises angle of inclination indicating mechanism (16), described angle of inclination indicating mechanism (16) is installed in a side of cylindrical bearing (15), for detection of the stressed axis of lifting link (3) and the plumbness of surface level.
6. full automatic standard dynamometry lever calibrating installation according to claim 1 is characterized in that controller carries out communication by communication module and host computer, and storage detects data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220255766 CN202661225U (en) | 2012-05-31 | 2012-05-31 | Full automatic calibrating device of standard force-measuring lever |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220255766 CN202661225U (en) | 2012-05-31 | 2012-05-31 | Full automatic calibrating device of standard force-measuring lever |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202661225U true CN202661225U (en) | 2013-01-09 |
Family
ID=47456125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220255766 Withdrawn - After Issue CN202661225U (en) | 2012-05-31 | 2012-05-31 | Full automatic calibrating device of standard force-measuring lever |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202661225U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692296A (en) * | 2012-05-31 | 2012-09-26 | 常州市计量测试技术研究所 | Full automatic calibrating device of standard force-measuring lever |
| CN103499413A (en) * | 2013-10-17 | 2014-01-08 | 中国测试技术研究院力学研究所 | Force lever and lever type force standard device |
| CN104634375B (en) * | 2013-11-08 | 2017-02-01 | 常州市计量测试技术研究所 | Full-automatic geotechnical instrument mechanical performance detection method |
-
2012
- 2012-05-31 CN CN 201220255766 patent/CN202661225U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692296A (en) * | 2012-05-31 | 2012-09-26 | 常州市计量测试技术研究所 | Full automatic calibrating device of standard force-measuring lever |
| CN103499413A (en) * | 2013-10-17 | 2014-01-08 | 中国测试技术研究院力学研究所 | Force lever and lever type force standard device |
| CN103499413B (en) * | 2013-10-17 | 2016-02-03 | 中国测试技术研究院力学研究所 | Power lever and lever power standard set-up |
| CN104634375B (en) * | 2013-11-08 | 2017-02-01 | 常州市计量测试技术研究所 | Full-automatic geotechnical instrument mechanical performance detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130109 Effective date of abandoning: 20140604 |
|
| RGAV | Abandon patent right to avoid regrant |