CN109115381A - Electric-liquid type torque tester - Google Patents
Electric-liquid type torque tester Download PDFInfo
- Publication number
- CN109115381A CN109115381A CN201811115390.1A CN201811115390A CN109115381A CN 109115381 A CN109115381 A CN 109115381A CN 201811115390 A CN201811115390 A CN 201811115390A CN 109115381 A CN109115381 A CN 109115381A
- Authority
- CN
- China
- Prior art keywords
- control device
- electric
- liquid type
- driving device
- oil cylinder
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 21
- 239000002828 fuel tank Substances 0.000 claims description 14
- 230000002123 temporal effect Effects 0.000 claims description 11
- 238000005259 measurement Methods 0.000 claims description 8
- 230000002452 interceptive effect Effects 0.000 claims 1
- 230000003993 interaction Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a kind of electric-liquid type torque testers, including driving device, hydraulic device and control device, the hydraulic device is connect with driving device, the hydraulic device provides driving force for driving device, the control device is electrically connected with driving device and hydraulic device respectively, the control device is for controlling hydraulic device work, and the control device is for receiving the measuring signal for carrying out automatic drive device.By the way that control device is arranged, hydraulic device is controlled, because control device carries out digitized control to driving device and hydraulic device, to improve control precision.And by setting hydraulic device, and hydraulic device is set together with control device and driving device, to reduce the volume of equipment, and the problem of overcome structure disperses.
Description
Technical field
The present invention relates to measurement machinery fields, and in particular, to a kind of electric-liquid type torque tester.
Background technique
Common torque detecting apparatus currently on the market drives the power of detector to use the structure of hydraulic station.And it is hydraulic
Station haves the defects that volume is big and structure disperses, and controls to by the way of hydraulic station to detector in existing detector
It is made as simple hydrostatic plus mechanical control, haves the defects that torque parameter precision is low and rotation angle is inaccurate.
Summary of the invention
It is an object of the present invention in view of the above-mentioned problems, a kind of electric-liquid type torque tester be proposed, to realize raising control
The advantages of precision.
To achieve the above object, the present invention provides a kind of electric-liquid type torque testers, including driving device, hydraulic device
And control device, the hydraulic device are connect with driving device, the hydraulic device provides driving force, the control for driving device
Device processed is electrically connected with driving device and hydraulic device respectively, and the control device is for controlling hydraulic device work, the control
Device processed is for receiving the measuring signal for carrying out automatic drive device.
Preferably, the driving device includes that oil cylinder and shifting fork mechanism, the oil cylinder are connect with shifting fork mechanism, the oil
Cylinder is used to push the shift fork swing arm of shifting fork mechanism, so that shifting fork mechanism is generated torque, so that rotary shaft be driven to rotate.
Preferably, the driving device further includes spring strut, and spring is arranged in the spring strut, and the spring is used for
The piston of the oil cylinder is restored to initial position when the oil cylinder is without oil pressure.
Preferably, the driving device further includes angular transducer, and the angular transducer rotates the rotary shaft of measurement
Angle signal be transmitted to control device.
Preferably, the driving device further includes torque data instrument, one end of the axis of the torque data instrument and shift fork machine
The shift fork of structure connects, and the other end of the axis of the torque data instrument is connect with detected workpiece, and the torque data instrument will measure
The torque signal of rotary shaft be transmitted to control device.
Preferably, the hydraulic device, including, motor, oil pump and fuel tank, the motor driven operation of oil pump, thus will
Oil in fuel tank is delivered to driving device.
Preferably, the fuel tank is connected to the oil cylinder by connecting tube, and the oil in the fuel tank is conveyed by connecting tube
To oil cylinder, to make to generate oil pressure in oil cylinder, drive cylinder work.
Preferably, the control device, including PLC circuit and temporal frequency relay.
Preferably, the control device further includes human-computer interaction device.
It preferably, further include rack, the driving device, hydraulic device and control device, which are fixed with the rack, to be connected
It connects.
A kind of specific implementation according to an embodiment of the present invention,
Technical solution of the present invention has the advantages that
Technical solution of the present invention controls hydraulic device, by the way that control device is arranged because control device is to driving device
Digitized control is carried out with hydraulic device, to improve control precision.And by setting hydraulic device, and by hydraulic device
It is set together with control device and driving device, to reduce the volume of equipment, and the problem of overcome structure disperses.
The angle and torque of rotary shaft rotation are measured by angular transducer and torque data instrument, and the signal of measurement is passed
Transport to the PLC circuit in control device, PLC circuit is adjusted by revolving speed to motor and direction of rotation, improves torque ginseng
Number precision and rotation angle accuracy, to realize the purpose of precision controlling.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of electric-liquid type torque tester described in the embodiment of the present invention.
In conjunction with attached drawing, appended drawing reference is as follows in the embodiment of the present invention:
1- torque data instrument；2- is detected workpiece；3- rotary shaft；4- temporal frequency relay；5- touch screen；6- power control cabinet；7-
PLC circuit；8- conducting wire；9- shifting fork mechanism；10- spring strut；11- rack；12- angular transducer；13- oil cylinder；14- motor；15-
Oil pump；16- fuel tank.
Specific embodiment
It will be appreciated that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of electric-liquid type torque tester, including driving device, hydraulic device and control device, hydraulic dress
Set and connect with driving device, hydraulic device provides driving force for driving device, control device respectively with driving device and hydraulic dress
Electrical connection is set, control device is for controlling hydraulic device work, and control device is for receiving the measuring signal for carrying out automatic drive device.
Control device can be the power control cabinet of Fig. 1.
Preferably, driving device includes that oil cylinder and shifting fork mechanism, oil cylinder are connect with shifting fork mechanism, and oil cylinder is dialled for pushing
The shift fork swing arm for pitching mechanism makes shifting fork mechanism generate torque, so that rotary shaft be driven to rotate.
Preferably, driving device further includes spring strut, and spring is arranged in spring strut, and spring is used for when oil cylinder is without oil pressure
The piston of oil cylinder is restored to initial position.
Preferably, driving device, further includes angular transducer, and the angle that angular transducer rotates the rotary shaft of measurement is believed
Number it is transmitted to control device.Angular transducer is electrically connected by conducting wire with power control cabinet as shown in figure 1.Specific angular transducer passes through
Conducting wire is electrically connected with the PLC circuit in power control cabinet.
Preferably, driving device further includes torque data instrument, one end of the axis of torque data instrument and the shift fork of shifting fork mechanism
Connection, the other end of the axis of torque data instrument are connect with detected workpiece, and torque data instrument believes the torque of the rotary shaft of measurement
Number it is transmitted to control device.Torque data instrument is electrically connected by conducting wire with power control cabinet as shown in figure 1.Specific torque data instrument passes through
Conducting wire is electrically connected with the PLC circuit in power control cabinet.
Preferably, hydraulic device, including, motor, oil pump and fuel tank, motor driven operation of oil pump, thus by fuel tank
Oil is delivered to driving device.
Preferably, fuel tank is connected to oil cylinder by connecting tube, and the oil in fuel tank is delivered to oil cylinder by connecting tube, to make
Oil pressure, drive cylinder work are generated in oil cylinder.
Preferably, control device, including PLC circuit and temporal frequency relay.Temporal frequency relay is for controlling electricity
The working time frequency of liquid formula torque tester is such as needed to be detected 20 times using electric-liquid type torque tester at one minute, then led to
Setting temporal frequency relay is crossed, sets one minute 20 times, after being provided with for temporal frequency relay, temporal frequency relay
Device will automatically control detector and run 20 times in one minute, to complete the inspection to detected workpiece.It is detected workpiece
It can be valve either actuator.
Preferably, control device further includes human-computer interaction device.As shown in Figure 1, touch screen when human-computer interaction device,
When temporal frequency relay is set, setting parameter is inputted by touch screen, such as sets temporal frequency relay to one minute 20
It is secondary, that is, pass through touch screen input time and frequency parameter.
It preferably, further include rack, driving device, hydraulic device and control device are fixedly connected with rack.
When detected workpiece is tested, first by touch screen, setting parameter is inputted into power control cabinet, in power control cabinet
Temporal frequency relay works according to setting state modulator detector, velocity of rotation and direction of the PLC circuit by control motor,
To control motor work, motor drives operation of oil pump, to the oil in fuel tank is pipelined in oil cylinder, thus logical
It crosses shifting fork mechanism and drives rotary shaft rotation, thus make to be detected workpiece rotation, and angular transducer and torque data instrument respectively will
The rotation angle and torque of the rotary shaft of measurement are transmitted to PLC circuit, and PLC circuit can be according to the rotation angle of the rotary shaft received
The rotation speed of motor and direction is adjusted in degree and torque, so that the rotation angle and torque of rotary shaft are adjusted, thus real
Now to the accurate control of rotary shaft, and accurately rotation angle and torque of the control action to detected workpiece.
One shift fork swing arm of oil cylinder pushing in the detector course of work generates torque, drives rotary shaft, reaches driving mesh
's.
The revolving speed that control device controls motor turns to, and drives oil pump, oil cylinder is linked by the pipeline in valve block, to drive
Oil cylinder generates the controllable torque of vector by oil cylinder pushing shift fork swing arm.
PLC circuit built-in storage chip, and time when detector acts every time can recorde by sensor, temperature,
Angle, pressure, torque, etc. series of parameters.And it can be with set temperature, pressure, angle, the absolute rating of torque, automatic alarm
And storage.
PLC circuit can obtain the data graphs of normal range (NR) according to each record, be driven to analyze and determine
Valve quality state.
It whereby it can be detected that the actual parameter of detected workpiece and the error of theoretical parameter.
In detector, oil pump oil pressure motor calculates as follows:
Motor speed × oil pump capacity ÷ 60 seconds × pressure=power of motor.
Torque arithmetic:
Oil cylinder compression area × oil pressure pressure × constant × shifting fork mechanism torque arm length=torque (ox rice).Constant is 10.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of electric-liquid type torque tester, which is characterized in that including driving device, hydraulic device and control device, the liquid
Pressure device is connect with driving device, and the hydraulic device provides driving force for driving device, the control device respectively with driving
Device and hydraulic device electrical connection, the control device come for controlling hydraulic device work, the control device for receiving
The measuring signal of automatic drive device.
2. electric-liquid type torque tester according to claim 1, which is characterized in that the driving device includes, oil cylinder and
Shifting fork mechanism, the oil cylinder are connect with shifting fork mechanism, and the oil cylinder is used to push the shift fork swing arm of shifting fork mechanism, make shifting fork mechanism
Torque is generated, so that rotary shaft be driven to rotate.
3. electric-liquid type torque tester according to claim 2, which is characterized in that the driving device further includes spring
Cylinder, is arranged spring in the spring strut, the spring be used for when the oil cylinder is without oil pressure by the piston of the oil cylinder restore to
Initial position.
4. electric-liquid type torque tester according to claim 2, which is characterized in that the driving device further includes angle
The angle signal that the rotary shaft of measurement rotates is transmitted to control device by sensor, the angular transducer.
5. electric-liquid type torque tester according to claim 4, which is characterized in that the driving device further includes torque
The shift fork of data instrument, one end of the axis of the torque data instrument and shifting fork mechanism connects, the axis of the torque data instrument it is another
End is connect with detected workpiece, and the torque signal of the rotary shaft of measurement is transmitted to control device by the torque data instrument.
6. electric-liquid type torque tester according to claim 5, which is characterized in that the hydraulic device, including, motor,
Oil pump and fuel tank, the motor driven operation of oil pump, so that the oil in fuel tank is delivered to driving device.
7. electric-liquid type torque tester according to claim 6, which is characterized in that the fuel tank and the oil cylinder pass through company
Adapter tube is connected to, and the oil in the fuel tank is delivered to oil cylinder by connecting tube, to make to generate oil pressure, drive cylinder work in oil cylinder
Make.
8. electric-liquid type torque tester according to claim 6, which is characterized in that the control device, including PLC circuit
With temporal frequency relay.
9. electric-liquid type torque tester according to claim 10, which is characterized in that the control device further includes people
Machine interactive device.
10. electric-liquid type torque tester according to any one of claims 1 to 9, which is characterized in that it further include rack, it is described
Driving device, hydraulic device and control device are fixedly connected with the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115390.1A CN109115381A (en) | 2018-09-25 | 2018-09-25 | Electric-liquid type torque tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115390.1A CN109115381A (en) | 2018-09-25 | 2018-09-25 | Electric-liquid type torque tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109115381A true CN109115381A (en) | 2019-01-01 |
Family
ID=64856780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811115390.1A Pending CN109115381A (en) | 2018-09-25 | 2018-09-25 | Electric-liquid type torque tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109115381A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110749437A (en) * | 2019-10-28 | 2020-02-04 | 无锡市经登自控阀门有限公司 | Method for acquiring valve torque |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000155058A (en) * | 1998-11-19 | 2000-06-06 | Mitsubishi Heavy Ind Ltd | Method and device for torque loading test |
| CN201645425U (en) * | 2010-03-17 | 2010-11-24 | 银川西部大森数控技术有限公司 | Intelligent bolt tightening machine |
| CN102564762A (en) * | 2012-01-18 | 2012-07-11 | 广州飞机维修工程有限公司 | Testing system of airplane rotating actuator |
| CN204758029U (en) * | 2015-07-01 | 2015-11-11 | 南京鑫风尚机电科技有限公司 | Performance of dispatching from factory electric actuator detects platform |
| CN105115711A (en) * | 2015-08-18 | 2015-12-02 | 浙江省泵阀产品质量检验中心 | Service life tester of value execution apparatus |
| CN208921332U (en) * | 2018-09-25 | 2019-05-31 | 无锡市经登自控阀门有限公司 | Electric-liquid type torque tester |
-
2018
- 2018-09-25 CN CN201811115390.1A patent/CN109115381A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000155058A (en) * | 1998-11-19 | 2000-06-06 | Mitsubishi Heavy Ind Ltd | Method and device for torque loading test |
| CN201645425U (en) * | 2010-03-17 | 2010-11-24 | 银川西部大森数控技术有限公司 | Intelligent bolt tightening machine |
| CN102564762A (en) * | 2012-01-18 | 2012-07-11 | 广州飞机维修工程有限公司 | Testing system of airplane rotating actuator |
| CN204758029U (en) * | 2015-07-01 | 2015-11-11 | 南京鑫风尚机电科技有限公司 | Performance of dispatching from factory electric actuator detects platform |
| CN105115711A (en) * | 2015-08-18 | 2015-12-02 | 浙江省泵阀产品质量检验中心 | Service life tester of value execution apparatus |
| CN208921332U (en) * | 2018-09-25 | 2019-05-31 | 无锡市经登自控阀门有限公司 | Electric-liquid type torque tester |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110749437A (en) * | 2019-10-28 | 2020-02-04 | 无锡市经登自控阀门有限公司 | Method for acquiring valve torque |
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