CN109580090A - A kind of Lever-type Standard Force Measuring Machine - Google Patents
A kind of Lever-type Standard Force Measuring Machine Download PDFInfo
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- CN109580090A CN109580090A CN201910099072.9A CN201910099072A CN109580090A CN 109580090 A CN109580090 A CN 109580090A CN 201910099072 A CN201910099072 A CN 201910099072A CN 109580090 A CN109580090 A CN 109580090A
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- lever
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- ball screw
- laser sensor
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- 230000033001 locomotion Effects 0.000 claims abstract description 19
- 238000004891 communication Methods 0.000 claims description 9
- 230000008054 signal transmission Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 4
- 229910001651 emery Inorganic materials 0.000 claims 1
- 239000010977 jade Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 238000004801 process automation Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The present invention provides a kind of Lever-type Standard Force Measuring Machine comprising: force standard machines lever, force snesor to be measured, balanced weight, self-level(l)ing device, force standard machines pedestal, counterweight group；Self-level(l)ing device includes servo motor, servo motion controller, ball screw, counterweight nut, laser sensor；Ball screw is fixed on force standard machines lever bottom, and counterweight nut is fixed on ball screw；Laser sensor is fixed on ball screw one end, and distance value is delivered to servo motion controller for measuring the distance between its own and force standard machines pedestal value by laser sensor；Servo motion controller controls servo motor work according to distance value, drives counterweight nut to move on ball screw by Serve Motor Control ball screw, so that force standard machines lever balance.Force standard machines leveling process provided by the invention is simple, and leveling precision can be improved, and realizes leveling process automation.
Description
Technical field
The present invention relates to instrument technical field more particularly to a kind of Lever-type Standard Force Measuring Machines.
Background technique
Lever-type Standard Force Measuring Machine is the fundamental equipments in mechanics sensor detection field, for tension sensor and
Compression sensor etc. is tested and is calibrated, it can also be used to inspection and calibration to proving ring., control system easy to operate with its
Advanced, the features such as stability is good, increasingly by everybody receiving.
Lever-type Standard Force Measuring Machine host by leverage, locking device, the test space, leveling transmission, counterweight loading device,
Pedestal and power control cabinet constitute a complete machine.Force standard machines lever is installing testing force biography as its core component every time
Require to level after sensor, it is main at present using mode is manually leveled, mainly lean on experience manual leveling, leveling precision compared with
It is low, process is cumbersome.Using hardware and software combination automatic leveling lever, it is current for simplifying leveling process and improving leveling precision
Trend.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of Lever-type Standard Force Measuring Machine, leveling process is simple, can be improved
Precision is leveled, realizes leveling process automation.
A kind of Lever-type Standard Force Measuring Machine provided by the invention, comprising: force standard machines lever, force snesor to be measured, balanced weight,
Self-level(l)ing device, force standard machines pedestal, counterweight group；
Wherein, the first end of the force standard machines lever is arranged in the balanced weight, and the counterweight group hangs over the power mark
Below the second end of quasi- machine bar bar；
The force standard machines lever and the balanced weight are mounted on the top of the force standard machines pedestal, and the testing force passes
Sensor is fixed at the lower section of the balanced weight and the force snesor to be measured is located at the top of the force standard machines pedestal；
The self-level(l)ing device is fixed at the lower section of the force standard machines lever and the self-level(l)ing device position
Above the force standard machines pedestal；
The self-level(l)ing device includes: servo motor, servo motion controller, ball screw, counterweight nut, laser
Sensor；
The ball screw is fixed on force standard machines lever bottom, and the counterweight nut can be moved along the ball screw
Dynamic is fixed on the ball screw；
The laser sensor is fixed at one end of the ball screw, and the laser sensor and the servo are transported
Communication connection between movement controller, communication connection between the servo operation controller and the servo motor, the servo electricity
One end of machine and the ball screw is mechanically connected；
The laser sensor, for measuring the distance between its own and the force standard machines pedestal value, and should be away from
The servo motion controller is delivered to from value；
The servo motion controller, for controlling the servo motor work, being watched by described according to the distance value
Taking ball screw described in motor control drives the counterweight nut to move on the ball screw, so that the force standard machines thick stick
Bar balance.
Preferably, the second end of the force standard machines lever is provided with fills with the locking of the laser sensor communication connection
It sets；
The laser sensor is also used to for the distance value of measurement being compared with the standard value of its inner setting, works as survey
When the distance value of amount is consistent with the standard value, it is determined that the force standard machines lever balance, and work as the force standard machines lever
When balance, notification signal is sent to the locking device；
The locking device, for being locked the force standard machines lever according to the notification signal.
Preferably, the self-level(l)ing device further include: buzzer；
The laser sensor is also used to when the force standard machines lever balance, sends standby signal to the buzzing
Device controls the buzzer and issues prompting sound.
Preferably, the ball screw is arranged in parallel with the force standard machines lever.
Preferably, the first end of the ball screw is connect with the servo motor, and the second end of the ball screw is logical
It crosses fixed plate to be fixedly connected with the force standard machines lever, the servo motor is fixedly connected with the force standard machines lever, institute
It states laser sensor and is fixed on the servo motor bottom.
Preferably, the outside of the servo motor is provided with the plant-grid connection of the servo motor and the laser sensor
The signal transmission hole of hole and the laser sensor, wherein the laser sensor will be described by the signal transmission hole
Notification signal is to the locking device.
Preferably, the outside of the servo motor is additionally provided with the switch button of the servo motor and for described
The standard value definite value button of the standard value is arranged in laser sensor.
It preferably, further include power supply adaptor；The power supply adaptor and the plant-grid connection hole are electrically connected, for giving
The servo motor and laser sensor power supply.
The invention has the following beneficial effects: force standard machines structure provided by the invention is simple, using watching in high precision
Motor, servo motion controller and laser sensor are taken, when power standard lever imbalance, can be rolled by Serve Motor Control
Ballscrew mobile counterweight nut makes capable standard lever balance, removes complicated manpower leveling process from, convenient and easy, passes through laser
It is mobile that counterweight nut is controlled after sensor instrument distance again, leveling precision can be improved, realizes leveling process automation.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of Lever-type Standard Force Measuring Machine provided by the invention.
Fig. 2 is the structural schematic diagram of self-level(l)ing device provided by the invention.
Specific embodiment
The present invention provides a kind of Lever-type Standard Force Measuring Machine comprising shown in FIG. 1: force standard machines lever 1, testing force sensing
Device 2, balanced weight 3, self-level(l)ing device 4, force standard machines pedestal 5, counterweight group 15.
Wherein, the first end of force standard machines lever 1 is arranged in balanced weight 3, and counterweight group 15 hangs over the of force standard machines lever 1
Below two ends.
Force standard machines lever 1 and balanced weight 3 are mounted on the top of force standard machines pedestal 5, and force snesor 2 to be measured is fixedly installed
In the test space 6 of the lower section of balanced weight 3 and force snesor to be measured 2 is located at the top of force standard machines pedestal 5.
Self-level(l)ing device 4 is fixed at the lower section of force standard machines lever 1 and self-level(l)ing device 4 is located at force standard machines
5 top of pedestal.
Self-level(l)ing device 4 includes shown in Fig. 2: servo motor 7, servo motion controller (also referred to as servo motion control
Fabrication is not shown in the figure), ball screw 8, counterweight nut 9, laser sensor 11.
Ball screw 8 is fixed on 1 bottom of force standard machines lever, the fixation that counterweight nut 9 can be moved left and right along ball screw 8
On ball screw 8.
Laser sensor 11 is fixed at one end of ball screw 8, laser sensor 11 and servo motion controller it
Between communication connection, communication connection between servo operation controller and servo motor 7, a terminal of servo motor 7 and ball screw 8
Tool connection.
Laser sensor 11 receives swashing for the return of force standard machines pedestal 5 for emitting laser to force standard machines pedestal 5
Light calculates the distance between laser sensor 11 and force standard machines pedestal 5 value further according to the laser of return, and the distance value is defeated
It send to servo motion controller.Generally, the distance value measured here approximate can regard the counterweight spiral shell on ball screw 8 as
Female the distance between 9 and force standard machines pedestal 5.In Fig. 2, label 13 show Infrared laser emission and induction zone.
Servo motion controller is used to control servo motor 7 according to distance value and work, and controls ball by servo motor 7
Screw rod 8 drives counterweight nut 9 to move on ball screw 8, so that force standard machines lever 1 balances.
Further, the second end of force standard machines lever 1 is provided with the locking device with 11 communication connection of laser sensor
14。
Laser sensor 11 is also used to for the distance value of measurement being compared with the standard value of its inner setting, when measurement
When distance value is consistent with standard value, it is determined that force standard machines lever 1 balances, and when force standard machines lever 1 balances, sends notice
Signal is to locking device 14.
Locking device 14 is for locking force standard machines lever 1 according to notification signal.
Further, self-level(l)ing device 4 further include: buzzer 12.
Laser sensor 11 is also used to when force standard machines lever 1 balances, and is sent standby signal to buzzer 12, is controlled bee
The device 12 that rings issues prompting sound.Wherein, laser sensor 11 and buzzer 12 are each attached to the bottom outside servo motor 7.
Further, ball screw 8 is arranged in parallel with force standard machines lever 1.
Further, the first end of ball screw 8 is connect with servo motor 7, and the second end of ball screw 8 passes through fixed plate
20 are fixedly connected with force standard machines lever 1, facilitate the shaking for reducing ball screw 8, servo motor 7 and force standard machines lever 1
It is fixedly connected, laser sensor 11 is fixed on 7 bottom of servo motor.
Further, the outside of servo motor 7 be provided with the plant-grid connection hole 10 of servo motor 7 and laser sensor 11 with
And the signal transmission hole 17 of laser sensor 11, wherein laser sensor 11 is extremely locked notification signal by signal transmission hole 17
Tight device 14.
Further, the outside of servo motor 7 is additionally provided with the switch button 18 of servo motor 7 and for laser
The standard value definite value button 19 of the setting standard value of sensor 11.
Specifically, when force standard machines not running, force standard machines lever 1 is in a horizontal position, 1 lower section of force standard machines lever
Laser sensor 11 by the photoelectricity that calculates on laser sensor 11 at this time occur position to 5 upper surface of force standard machines pedestal away from
From pressing standard value definite value button 19 at this time, which recorded as standard value.It is set when force snesor 2 to be measured
When entering the test space and being connected with force standard machines lever 1, due to the gravity of force snesor 2 to be measured, Lever-type Standard Force Measuring Machine
Equilibrium state will be no longer kept, force snesor 2 to be measured will move a distance straight down, at this point, laser sensor 11 will be adopted
The distance between distance value laser sensor 11 and force standard machines pedestal 5 after collecting variation, then pass through servo motion controller
It controls servo motor 7 to rotate, and ball screw 8 is driven to rotate so that counterweight nut 9 does linear displacement in the lateral direction, the position
Moving has high-precision, and counterweight nut 9 will be far from servo motor 7, until distance value and standard value one that laser sensor 11 measures
Cause, buzzer 12 issues prompting sound at this time, and force standard machines lever 1 reaches horizontality, while locking device 14 receive it is sharp
After the notification signal of optical sensor 11, lever is locked immediately.
Further, Lever-type Standard Force Measuring Machine further includes power supply adaptor 16；Power supply adaptor 16 and plant-grid connection hole 10
It is electrically connected, for powering to servo motor 7 and laser sensor 11.
Force standard machines structure provided by the invention is simple, using high-precision servo motor 7, servo motion controller and overflows anti-
Emitting semiconductor laser sensors 11 remove complicated manpower leveling process from, convenient and easy, improve leveling precision, realize leveling
Process automation.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (8)
1. a kind of Lever-type Standard Force Measuring Machine characterized by comprising force standard machines lever (1), force snesor to be measured (2), balance
Cut or polish jade with an emery wheel (3), self-level(l)ing device (4), force standard machines pedestal (5), counterweight group (15)；
Wherein, the first end in the force standard machines lever (1) is arranged in the balanced weight (3), and the counterweight group (15) hangs over institute
Below the second end for stating force standard machines lever (1)；
The force standard machines lever (1) and the balanced weight (3) are mounted on the top of the force standard machines pedestal (5), it is described to
Load cell (2) is fixed at the lower section of the balanced weight (3) and the force snesor to be measured (2) is located at the power standard
The top of machine base (5)；
The self-level(l)ing device (4) is fixed at the lower section of the force standard machines lever (1) and the self-level(l)ing device
(4) it is located above the force standard machines pedestal (5)；
The self-level(l)ing device (4) includes: servo motor (7), servo motion controller, ball screw (8), counterweight nut
(9), laser sensor (11)；
The ball screw (8) is fixed on force standard machines lever (1) bottom, and the counterweight nut (9) can be along the ball
Screw rod (8) is mobile to be fixed on the ball screw (8)；
The laser sensor (11) is fixed at one end of the ball screw (8), the laser sensor (11) and institute
State communication connection between servo motion controller, communication connection between the servo operation controller and the servo motor (7),
One end of the servo motor (7) and the ball screw (8) is mechanically connected；
The laser sensor (11), for measuring the distance between its own and the force standard machines pedestal (5) value, and should
Distance value is delivered to the servo motion controller；
The servo motion controller, for controlling the servo motor (7) work, being watched by described according to the distance value
Taking motor (7) control ball screw (8) drives the counterweight nut (9) to move on the ball screw (8), so that institute
State force standard machines lever (1) balance.
2. Lever-type Standard Force Measuring Machine according to claim 1, which is characterized in that the second of the force standard machines lever (1)
End is provided with the locking device (14) with the laser sensor (11) communication connection；
The laser sensor (11) is also used to for the distance value of measurement being compared with the standard value of its inner setting, works as survey
When the distance value of amount is consistent with the standard value, it is determined that force standard machines lever (1) balance, and work as the force standard machines thick stick
When bar (1) balances, notification signal is sent to the locking device (14)；
The locking device (14), for being locked the force standard machines lever (1) according to the notification signal.
3. Lever-type Standard Force Measuring Machine according to claim 2, which is characterized in that the self-level(l)ing device (4) further include:
Buzzer (12)；
The laser sensor (11) is also used to send standby signal to the bee when the force standard machines lever (1) balances
It rings device (12), controls the buzzer (12) and issue prompting sound.
4. Lever-type Standard Force Measuring Machine according to claim 1, which is characterized in that the ball screw (8) and the power mark
Quasi- machine bar bar (1) is arranged in parallel.
5. Lever-type Standard Force Measuring Machine according to claim 1, which is characterized in that the first end of the ball screw (8) with
Servo motor (7) connection, the second end of the ball screw (8) pass through fixed plate (20) and the force standard machines lever
(1) it is fixedly connected, the servo motor (7) is fixedly connected with the force standard machines lever (1), and the laser sensor (11) is solid
It is scheduled on the servo motor (7) bottom.
6. Lever-type Standard Force Measuring Machine according to claim 1, which is characterized in that the external setting of the servo motor (7)
There are plant-grid connection hole (10) and the laser sensor (11) of the servo motor (7) and the laser sensor (11)
Signal transmission hole (17), wherein the laser sensor (11) by the signal transmission hole (17) by the notification signal extremely
The locking device (14).
7. Lever-type Standard Force Measuring Machine according to claim 6, which is characterized in that the outside of the servo motor (7) is also set
It is equipped with the switch button (18) of the servo motor (7) and for the standard value to be arranged to the laser sensor (11)
Standard value definite value button (19).
8. Lever-type Standard Force Measuring Machine according to claim 6, which is characterized in that further include power supply adaptor (16)；It is described
Power supply adaptor (16) and the plant-grid connection hole (10) are electrically connected, for the servo motor (7) and the laser
Sensor (11) power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910099072.9A CN109580090A (en) | 2019-01-31 | 2019-01-31 | A kind of Lever-type Standard Force Measuring Machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910099072.9A CN109580090A (en) | 2019-01-31 | 2019-01-31 | A kind of Lever-type Standard Force Measuring Machine |
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| Publication Number | Publication Date |
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| CN109580090A true CN109580090A (en) | 2019-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910099072.9A Pending CN109580090A (en) | 2019-01-31 | 2019-01-31 | A kind of Lever-type Standard Force Measuring Machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174208A (en) * | 2019-05-31 | 2019-08-27 | 辽宁红沿河核电有限公司 | A kind of absolute pressure measurement piston gage and its piston rotation driving device |
| CN110672265A (en) * | 2019-10-29 | 2020-01-10 | 中国科学院宁波工业技术研究院慈溪生物医学工程研究所 | Calibration device and method for force sensor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102087157A (en) * | 2010-11-16 | 2011-06-08 | 吉林大学 | Double-lever force standard machine and calibration and demarcation method thereof |
| KR101304926B1 (en) * | 2012-04-04 | 2013-09-06 | 한국해양과학기술원 | Multi-purpose calibration device for propeller dynamometer |
| CN107576447A (en) * | 2017-08-24 | 2018-01-12 | 南京航空航天大学 | Automatic leveling formula lever force standard machines and leveling method |
| CN207180937U (en) * | 2017-04-20 | 2018-04-03 | 深圳万测试验设备有限公司 | Lever-type Standard Force Measuring Machine |
| CN209979129U (en) * | 2019-01-31 | 2020-01-21 | 辽宁红沿河核电有限公司 | Lever type force standard machine |
-
2019
- 2019-01-31 CN CN201910099072.9A patent/CN109580090A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102087157A (en) * | 2010-11-16 | 2011-06-08 | 吉林大学 | Double-lever force standard machine and calibration and demarcation method thereof |
| KR101304926B1 (en) * | 2012-04-04 | 2013-09-06 | 한국해양과학기술원 | Multi-purpose calibration device for propeller dynamometer |
| CN207180937U (en) * | 2017-04-20 | 2018-04-03 | 深圳万测试验设备有限公司 | Lever-type Standard Force Measuring Machine |
| CN107576447A (en) * | 2017-08-24 | 2018-01-12 | 南京航空航天大学 | Automatic leveling formula lever force standard machines and leveling method |
| CN209979129U (en) * | 2019-01-31 | 2020-01-21 | 辽宁红沿河核电有限公司 | Lever type force standard machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174208A (en) * | 2019-05-31 | 2019-08-27 | 辽宁红沿河核电有限公司 | A kind of absolute pressure measurement piston gage and its piston rotation driving device |
| CN110672265A (en) * | 2019-10-29 | 2020-01-10 | 中国科学院宁波工业技术研究院慈溪生物医学工程研究所 | Calibration device and method for force sensor |
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