CN206945216U - Electric loading system torque wrench calibrator - Google Patents

Electric loading system torque wrench calibrator Download PDF

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Publication number
CN206945216U
CN206945216U CN201720948988.3U CN201720948988U CN206945216U CN 206945216 U CN206945216 U CN 206945216U CN 201720948988 U CN201720948988 U CN 201720948988U CN 206945216 U CN206945216 U CN 206945216U
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China
Prior art keywords
torque wrench
fixed
torque sensor
torque
control box
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Active
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CN201720948988.3U
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Chinese (zh)
Inventor
尹月琴
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Shaanxi Heng Rui Tt&c System Co Ltd
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Shaanxi Heng Rui Tt&c System Co Ltd
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Abstract

A kind of electric loading system torque wrench calibrator, including housing, detection means, fixing device, control box and display, the detection means includes loading motor, turn-screw, feed screw nut, limit switch, drive block, switching power transmission shaft, adapter flange and torque sensor, the control box and display are electrically connected and fixed at surface of shell, the torque sensor electrically connects with control box, and the fixing device is fixed on surface of shell and positioned at the torque output homonymy of torque sensor.It is whole manually to load moment of torsion, pass through the parameter pre-set, you can torque wrench is detected, carrying reduces labor intensity, by using loading motor, the influence of human error when reducing detection, make the more uniform of loading, make the degree of accuracy of detection higher, detection to same size torque wrench, only need to set primary parameter, you can batch detects torque wrench, improves the efficiency of detection.

Description

Electric loading system torque wrench calibrator
Technical field
It the utility model is related to a kind of torque tool detecting system, more particularly to a kind of electric loading system torque wrench Instrument.
Background technology
At present, in metering testing agency of institutes, to the required precision more and more higher of detection, artificial loading can not only make one to produce Raw fatigue, and having an impact to the precision of loading, gradually increases with the kind of torque wrench, along with detection quantity again Bigger, these factors exert a certain influence to the rapid progress for detecting work to varying degrees, and this just needs one kind Automation, intellectuality, high workload efficiency, low labor intensity, stability and reproducible, the high torque wrench inspection of accuracy of measurement Examining system.
Utility model content
In order to solve the problems, such as that detection instrument kind is more and more and be not easy by high accuracy, repetition, rapidly detect, this Utility model provides a kind of automation, intellectuality, high workload efficiency, low labor intensity, stability and reproducible, measurement standard The high electric loading system torque wrench calibrator of exactness, the moment of torsion coverage of the electric loading system torque wrench calibrator for 0 ~ 3000N.m, system accuracy of reading are ± 0.3%.
Technical scheme is used by the utility model solves its technical problem:A kind of electric loading system torque wrench Instrument, including housing, detection means, fixing device, control box and display, the detection means include loading motor, driving wire Thick stick, feed screw nut, limit switch, drive block, switching power transmission shaft, adapter flange and torque sensor, the loading motor it is defeated Go out end to be connected with turn-screw, feed screw nut is fixed on turn-screw, and drive block passes through feed screw nut and turn-screw Drive connection, switching power transmission shaft are connected with drive block, and torque input end and the switching transmission shaft driven of torque sensor connect Connect, torque sensor is fixed on housing by adapter flange, and limit switch electrically connects with loading motor, the control box and aobvious Show that device is electrically connected and fixed at surface of shell, the signal output part of the torque sensor electrically connects with control box, the moment of torsion The torque output of sensor and the fixing end of fixing device are located at same level.
Storage chip piece, the stored core of signal output part of the torque sensor are fixed with inside the torque sensor Piece electrically connects with control box.
The loading motor is stepper motor.
The control box includes 24 bit A/D converters, arm processor and the com interface being sequentially connected, and 24 AD turn The signal output part of parallel operation and torque sensor connects.
The control box also includes USB serial ports, and the USB serial ports is connected with arm processor.
The display is TFT color monitors.
The fixing device include the first sliding bar, the second sliding bar, movable block, loading extension bar, support shaft, gear shaft, Linear bearing and regulating block, the parallel surface of shell torque sensor that is fixed on of first sliding bar and the second sliding bar load The side of torque wrench, movable block, one end of the loading extension bar are provided with first sliding bar and the second sliding bar It is fixed on movable block, the gear shaft is fixed on loading extension bar, and the support shaft is located at gear shaft side and is fixed on gear shaft On, the linear bearing is socketed on gear shaft, and the regulating block is connected with gear shaft.
The housing is fixed on the ground by fixed case, and the fixed case is cuboid chest, and is provided with multiple take out Drawer.
Fixed case bottom surrounding is fixed with universal wheel.
The beneficial effects of the utility model are:It is whole manually to load moment of torsion, pass through the parameter pre-set, you can right Torque wrench is detected, and carrying reduces labor intensity, by using loading motor, the shadow of human error when reducing detection Ring, make the more uniform of loading, make the degree of accuracy of detection higher, the detection to same size torque wrench, it is only necessary to set one Subparameter, you can batch detects to torque wrench, improves the efficiency of detection.Used by the way that the data to detection are whole Computer disposal computing, the intelligentized data detection provide whether qualified conclusion by operational analysis and shown, also The form of prescribed model can be exported.It is connected with remote com interface with arm processor, PC can be being passed through at a distance Personal computer interface connects, and operator can not also be carried out data monitoring and processing to the result of detection at the scene.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the top view of the utility model detection means and fixing device.
Fig. 3 is the cut-away view of the utility model detection means and fixing device.
Fig. 4 is the external structure of the utility model detection means and fixing device.
Fig. 5 is the utility model information flow chart.
In figure, 1. housings, 2. loading motors, 3. turn-screws, 4. feed screw nuts, 5. limit switches, 6. drive blocks, 7. turns Connect power transmission shaft, 8. adapter flanges, 9. torque sensors, 10.24 bit A/D converters, 11.ARM processors, 12. displays, 13.COM interfaces, 14.USB serial ports, 15. first sliding bars, 16. second sliding bars, 17. movable blocks, 18. loading extension bars, 19. Support shaft, 20. gear shafts, 21. linear bearings, 22. regulating blocks, 23. fixed cases, 24. drawers, 25. universal wheels, 26. control box.
Embodiment
Embodiment one:
As Figure 1-4, a kind of electric loading system torque wrench calibrator, including housing 1, detection means, fixing device, control Box 26 and display 12 processed, the detection means include loading motor 2, turn-screw 3, feed screw nut 4, limit switch 5, transmission Block 6, switching power transmission shaft 7, adapter flange 8 and torque sensor 9, output end and the transmission of turn-screw 3 of the loading motor 2 connect Connect, feed screw nut 4 is fixed on turn-screw 3, and drive block 6 is connected by feed screw nut 4 and turn-screw 3, and switching passes Moving axis 7 is connected with drive block 6, and torque input end and the switching power transmission shaft 7 of torque sensor 9 are connected, torque sensing Device 9 is fixed on housing 1 by adapter flange 8, and limit switch 5 electrically connects with loading motor 2, the control box 26 and display 12 are electrically connected and fixed at the surface of housing 1, and the signal output part of the torque sensor 9 electrically connects with control box 26, the torsion The torque output of square sensor 9 and the fixing end of fixing device are located at same level.
Storage chip piece is fixed with inside the torque sensor 9, the signal output part of the torque sensor 9 is stored Chip electrically connects with control box 26.
The loading motor 2 is stepper motor.
When carrying out torque wrench detection using the electric loading system torque wrench calibrator, torque wrench is fixed on fixation On device and the position of torque wrench and detection means is adjusted, parameter is set by control box 26, opening detecting device, led to After the limit switch 5 crossed in detection means opens loading motor 2, the rotation of axle is passed to turn-screw 3 by loading motor 2, Feed screw nut 4 is connected on turn-screw 3, feed screw nut 4 and drive block 6 connect, and drive block 6 and switching power transmission shaft 7 connect, and turn Connect power transmission shaft 7 and adapter flange 8 connects, torque sensor 9 is connected on adapter flange 8, finally adds the rotation of loading motor 2 The rotary motion for passing to detection torque sensor 9 is carried, the rotating band dynamic torque spanner of final torque sensor 9 is in the horizontal direction On rotation, fixing device prevents torque wrench from rotating, and caused moment of torsion is passed to torque sensor by tested torque wrench 9, caused electric signal is passed to display 12 by torque sensor 9 by control box 26, and display 12 is by the final torsion of detection Square result is shown.It is whole manually to load moment of torsion, pass through the parameter pre-set, you can torque wrench is examined Survey, carrying reduces labor intensity, by using loading motor 2, the influence of human error when reducing detection, makes loading more Uniformly, make the degree of accuracy of detection higher, the detection to same size torque wrench, it is only necessary to which primary parameter is set, you can batch Torque wrench is detected, improve the efficiency of detection.
Torque sensor 9 is connected by adapter flange 8 with housing 1, when the torque sensing for needing to change other measurement ranges During device 9, only the cured flange that will need to transfer unloads, and after loading new torque sensor 9, then adapter flange 8 is tightened, can so can be with Different torque sensors 9 is changed according to different measurement demands, and even if a torque sensor 9 damages, can only more Torque sensor 9 is changed, without changing complete equipment, saves cost.One is both provided with inside each torque sensor 9 Individual storage chip, the torque range of the torque sensor 9 is conveniently identified, and the storage chip and high-precision meter can be passed through Connect and carry out moment of torsion correction.
Embodiment two:
As shown in figure 5,24 bit A/D converters 10, arm processor 11 and COM that the control box 26 includes being sequentially connected connect Mouth 13,24 bit A/D converter 10 is connected with the signal output part of torque sensor 9.
The control box 26 also includes USB serial ports 14, and the USB serial ports 14 is connected with arm processor 11.
The display 12 is TFT color monitors.
After torque sensor 9 exports the torque signal detected to 24 bit A/D converter 10,24 bit A/D converters 10 Torque signal is converted into moment of torsion data signal, arm processor 11 is handled moment of torsion data signal, by pre-set Judge whether qualified program, the torque data of detection calculates whether qualified result inside program, and result is shown On TFT color monitors, the torque value of green is shown on TFT color monitors to qualified result, to too small moment of torsion The torque value of blueness is shown on TFT color monitors, shows the moment of torsion of red on TFT color monitors to excessive moment of torsion Value, whether qualified can timely be judged the torque value of detection by display 12, and by showing that the color of torque value is told The result of tester's detection, finally can also be with defined pattern output report.At remote com interface 13 and ARM Reason device 11 connects, and can connected at a distance by PC personal computers interface, make operator at the scene can not also be to detection Result carry out data monitoring and processing.
USB serial ports 14 can be connected by USB cable with computer, you can with by the software in computer to measuring Torque value is browsed, counted and preserved, and computer is connected with printer, can also be printed the torque value measured, Make reading and the arrangement of data more convenient.
Embodiment three:
As in Figure 2-4, the fixing device adds including the first sliding bar 15, the second sliding bar 16, movable block 17, loading Stock 18, support shaft 19, gear shaft 20, linear bearing 21 and regulating block 22, the sliding bar 16 of the first sliding bar 15 and second are flat The capable side for being fixed on the surface torque sensor 9 of housing 1 loading torque wrench, the sliding bar of the first sliding bar 15 and second Movable block 17 is provided with 16, one end of the loading extension bar 18 is fixed on movable block 17, and the gear shaft 20, which is fixed on, to be added Carry on extension bar 18, the support shaft 19 is located at the side of gear shaft 20 and is fixed on gear shaft 20, and the linear bearing 21 is socketed on On gear shaft 20, the regulating block 22 is connected with gear shaft 20.
Torque wrench is loaded on torque sensor 9, it is necessary to by torque wrench fixation on the securing means, can pass through tune Regulating block 22 is saved to fix torque wrench on the securing means, can be by the torsion of torque wrench by moving back and forth movable block 17 Square output end is loaded into the torque input end of torque sensor 9.Fixing device is used to provide anti-work for detected torque wrench Firmly, and by the regulation of regulating block 22 and movable block 17, the torque wrench of different model can be fixed, it is electronic to expand this Load the scope of torque wrench calibrator detection torque wrench.
Example IV:
As shown in figure 1, the housing 1 is fixed on the ground by fixed case 23, the fixed case 23 is cuboid chest, And it is provided with multiple drawers 24.
The bottom surrounding of fixed case 23 is fixed with universal wheel 25.
, can be with moment of torsion to be detected when needing to detect multiple torque wrenches by setting fixed case 23 in the bottom of housing 1 Spanner is placed in the drawer 24 of fixed case 23, is saved space, and is fixed with universal wheel 25 in the bottom surrounding of fixed case 23, can be with The electric loading system torque wrench calibrator is neatly moved, makes the detection of the electric loading system torque wrench calibrator to moment of torsion not The limitation in examined place.

Claims (9)

1. a kind of electric loading system torque wrench calibrator, including housing(1), detection means, fixing device, control box(26)With it is aobvious Show device(12), it is characterized in that:The detection means includes loading motor(2), turn-screw(3), feed screw nut(4), spacing open Close(5), drive block(6), switching power transmission shaft(7), adapter flange(8)And torque sensor(9), the loading motor(2)It is defeated Go out end and turn-screw(3)Drive connection, feed screw nut(4)It is fixed on turn-screw(3)On, drive block(6)Pass through leading screw spiral shell It is female(4)With turn-screw(3)Drive connection, power transmission shaft of transferring(7)With drive block(6)Drive connection, torque sensor(9)Torsion Square input and switching power transmission shaft(7)Drive connection, torque sensor(9)Pass through adapter flange(8)It is fixed on housing(1)On, Limit switch(5)With loading motor(2)Electrical connection, the control box(26)And display(12)It is electrically connected and fixed at housing (1)Surface, the torque sensor(9)Signal output part and control box(26)Electrical connection, the torque sensor(9)Torsion Square output end is located at same level with fixing device.
2. electric loading system torque wrench calibrator according to claim 1, it is characterized in that:The torque sensor(9)It is interior Portion is fixed with storage chip, the torque sensor(9)The stored chip of signal output part and control box(26)Electrical connection.
3. electric loading system torque wrench calibrator according to claim 1, it is characterized in that:The loading motor(2)For step Stepper motor.
4. electric loading system torque wrench calibrator according to claim 1, it is characterized in that:The control box(26)Including according to 24 bit A/D converters of secondary connection(10), arm processor(11), 24 bit A/D converter(10)With torque sensor(9)'s Signal output part connects, arm processor(11)With display(12)Electrical connection.
5. electric loading system torque wrench calibrator according to claim 4, it is characterized in that:The control box(26)Also include USB serial ports(14)And com interface(13), the USB serial ports(14)And com interface(13)And arm processor(11)Connection.
6. electric loading system torque wrench calibrator according to claim 1, it is characterized in that:The display(12)For TFT Color monitor.
7. electric loading system torque wrench calibrator according to claim 1, it is characterized in that:The fixing device includes first Sliding bar(15), the second sliding bar(16), movable block(17), loading extension bar(18), support shaft(19), gear shaft(20), straight line Bearing(21)And regulating block(22), first sliding bar(15)With the second sliding bar(16)Parallel is fixed on housing(1)Table Face torque sensor(9)Load the side of torque wrench, first sliding bar(15)With the second sliding bar(16)On be provided with Movable block(17), the loading extension bar(18)One end be fixed on movable block(17)On, the gear shaft(20)It is fixed on loading Extension bar(18)On, the support shaft(19)Positioned at gear shaft(20)Side is simultaneously fixed on gear shaft(20)On, the linear bearing (21)It is socketed on gear shaft(20)On, the regulating block(22)With gear shaft(20)Connection.
8. electric loading system torque wrench calibrator according to claim 1, it is characterized in that:The housing(1)Pass through fixation Case(23)Fix on the ground, the fixed case(23)For cuboid chest, and it is provided with multiple drawers(24).
9. electric loading system torque wrench calibrator according to claim 8, it is characterized in that:The fixed case(23)Bottom four Week is fixed with universal wheel(25).
CN201720948988.3U 2017-04-28 2017-08-01 Electric loading system torque wrench calibrator Active CN206945216U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2017204669517 2017-04-28
CN201720466951 2017-04-28

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CN206945216U true CN206945216U (en) 2018-01-30

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Application Number Title Priority Date Filing Date
CN201720948988.3U Active CN206945216U (en) 2017-04-28 2017-08-01 Electric loading system torque wrench calibrator

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CN (1) CN206945216U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109115401A (en) * 2018-09-17 2019-01-01 苏州莱测检测科技有限公司 A kind of full-automatic twisted torque wrench calibrating instrument
CN109141743A (en) * 2018-09-17 2019-01-04 苏州莱测检测科技有限公司 A kind of bidirectional modulation torque spanner calibrating instrument

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109115401A (en) * 2018-09-17 2019-01-01 苏州莱测检测科技有限公司 A kind of full-automatic twisted torque wrench calibrating instrument
CN109141743A (en) * 2018-09-17 2019-01-04 苏州莱测检测科技有限公司 A kind of bidirectional modulation torque spanner calibrating instrument

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Inventor after: Du Wengang

Inventor before: Yin Yueqin

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