CN203405303U - High-precision torque standardizing machine - Google Patents

High-precision torque standardizing machine Download PDF

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Publication number
CN203405303U
CN203405303U CN201320281012.7U CN201320281012U CN203405303U CN 203405303 U CN203405303 U CN 203405303U CN 201320281012 U CN201320281012 U CN 201320281012U CN 203405303 U CN203405303 U CN 203405303U
Authority
CN
China
Prior art keywords
lever
main shaft
leveling
precision
counterweight
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.)
Expired - Fee Related
Application number
CN201320281012.7U
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Chinese (zh)
Inventor
李林利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGXIA QINGSHAN TESTING MACHINE Co Ltd
Original Assignee
NINGXIA QINGSHAN TESTING MACHINE Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NINGXIA QINGSHAN TESTING MACHINE Co Ltd filed Critical NINGXIA QINGSHAN TESTING MACHINE Co Ltd
Priority to CN201320281012.7U priority Critical patent/CN203405303U/en
Application granted granted Critical
Publication of CN203405303U publication Critical patent/CN203405303U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a high-precision torque standardizing machine. The front end of a machine frame is provided with a lever support which is provided with a bearing. The bearing is provided with a lever. The central part of the lever is fixedly connected with a lever main shaft. Two ends of the lever are respectively provided with a detachable weight. An end part of the lever is provided with a clamping block which is equipped with a clamping mechanism in a cooperation manner. The clamping mechanism is provided with a balance detection device. The top surface of the machine frame is provided with a guide rail which is provided with a slide carriage mechanism. The slide carriage mechanism is provided with a leveling motor. The main shaft of the leveling motor is connected with a transmission. The output end of the transmission is connected with a speed reducer. The output end of the speed reducer is connected with a leveling main shaft. The axis of the leveling main shaft is the same as the axis of the lever main shaft. According to the utility model, the weights are made of stainless steel materials, thereby protecting the precision of a torque machine from being affected by the weight corrosion. Through the improving and changing of the lever and the weights, the precision can reach to the 0.05 level. Automatic control can prevent man-made interference from affecting the test precision.

Description

A kind of high precision standard torquer
Technical field
The utility model relates to a kind of high precision standard torquer, especially tests the standard torquer that grade can reach 0.05 class precision.
Background technology
As everyone knows, standard torquer is primary standard indispensable in national moment of torsion value transmission system.Its equipment such as transmission ,Dui subordinate standard torquemeter, torque sensor that is mainly used in standard torque is examined and determine and is demarcated, also can be for the torsional moment test of determining of various materials or special component.Standard torquer is applicable to meterings at different levels institutes, scientific research institution, the manufacturing enterprise of bearing moment of torsion components and parts and institution of higher learning laboratory.In measurement verification regulations (JJG769-1992) verification system for standard torquer, the original superlative degree of country is 0.1 grade, but along with the progressively raising that Machining Technology and design accuracy require in recent years, original 0.1 grade of standard torquer cannot meet the needs of numerous scientific researches, manufacture field.Cause coming to a halt of each great scientific research top order in this field, technical research.Thereby one can meet current science and technology research and development, product processing and other fields demand, brand-new, high-precision standard torquer has just become the active demand of all conglomeraties, and that the 0.06 grade standard torque machine technology of present stage also belongs to is blank.
Utility model content
In order to solve current torque Standard Machine test stone rules grade, cannot meet the unfavorable present situation of development in science and technology needs now, improve the technical force of national science and technology development and technical research, the utility model provides a kind of high precision standard torquer.
The utility model solves the technical scheme that its technical matters adopts: a kind of high precision standard torquer, frame upper front end is provided with lever dolly, lever dolly is provided with bearing, bearing is provided with lever, lever middle part is fixed with lever main shaft, lever two ends are respectively provided with a counterweight suspension rod, on counterweight suspension rod, be provided with dismountable counterweight, counterweight lower surface contacts with pallet, pallet is connected with load adjustment frame with leading screw respectively, leading screw is connected with wheel box, wheel box power intake is connected with lifting motor main shaft, lever end is provided with clamp, on clamp, coordinate clamp system, clamp system is provided with balance detecting device, frame end face is provided with guide rail, guide rail is provided with chute mechanism, chute mechanism is provided with leveling motor, leveling motor main shaft is connected with variator, variator output terminal is connected with speed reduction unit, the output terminal of speed reduction unit is connected with leveling main shaft, the axis of leveling main shaft is coaxial with lever main-shaft axis.
Further, counterweight is stainless steel.
Further, the counterbalance mass limits of error are 0.005%.
Further, the lever arm length limits of error are 0.01%.
Further, leveling main shaft and lever main shaft coaxiality error are Φ 0.05mm.
Further, balance detecting device is photoelectric detection system.
Further, frame around supporting have with standard torquer on the regulator cubicle of electric equipment connection.
The beneficial effects of the utility model are: the impact of the corrosion that stainless steel has been avoided counterweight on the precision of torque machine, by improvement, change lever and counterweight progress precision can reach 0.05 grade, and robotization is controlled and is avoided artificial interference to affect measuring accuracy.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is a kind of high precision standard torquer of the utility model front elevational schematic;
Fig. 2 is that schematic diagram is looked on a kind of high precision standard torquer of the utility model left side.
1. lever main shafts, 2. regulator cubicle, 3. leveling main shaft, 4. reducer casing in the drawings, 5. handwheel, 6. leveling motor, 7. chute mechanism, 8. clamp system, 9. lever, 10. counterweight, 11. counterweight suspension rods, 12. lever dollies, 13. balance nuts, 14. load adjustment framves, 15. pallets, 16. clamps, 17. bearings, 18. leading screws, 19. lifting wheel boxes, 20. photoelectricity balance devices, 24. frames, 22. guide rails, 23. wheel boxes.
Embodiment
Below in conjunction with an embodiment of accompanying drawing narration, the utility model is described in further detail.
In Fig. 1-Fig. 2, frame 21 upper front end are provided with lever dolly 12, lever dolly 12 is provided with bearing 17, bearing 17 is provided with lever 9, the lever 9 brachium limits of error are 0.01%, lever 9 middle parts are fixed with lever main shaft 1, lever 9 two ends are respectively provided with a counterweight suspension rod 11, on counterweight suspension rod 11, be provided with dismountable counterweight 10, counterweight 10 is made by stainless steel, the counterweight 10 quality limits of error are 0.005%, counterweight 10 lower surfaces contact with pallet 15, pallet 15 is connected with load adjustment frame 14 with elevating screw 18 respectively, leading screw 18 is connected with lifting wheel box 19, lifting wheel box 19 power intakes are connected with lifting motor main shaft, lever 9 ends are provided with clamp 16, on clamp 16, coordinate the clamp system 8 being connected with lifting wheel box 19, clamp system 8 is provided with photoelectricity balance device 20, lever 9 is provided with balance adjustment nut 13 away from one end of clamp system 8, frame 21 end faces are provided with guide rail 22, guide rail 22 is provided with chute mechanism 7, chute mechanism 7 is provided with leveling motor 6, leveling motor 6 main shafts are connected with wheel box 23, wheel box 23 output terminals are connected with reducer casing 4, the output terminal of reducer casing 4 is connected with leveling main shaft 3, the axis of leveling main shaft 3 and lever main shaft 1 axis coaxle and coaxiality error are Φ 0.05mm, leveling main shaft 3 and lever main shaft 1 are all provided with Workpiece clamping head, frame 21 around supporting have with standard torquer on the regulator cubicle 2 of electric equipment connection.
During work, during test, on lever main shaft 1 and leveling main shaft 3, install chuck, shake handwheel 5 and regulate chute mechanism 7 that detected instrument is loaded between two chucks, for making to load steadily, first clamp system 8 starts action by lever 9 clampings.Then elevating screw 18 brings into operation, along with the decline of pallet 15.Counterweight 10 is added to lever 9 one end by counterweight suspension rod 11, the lifting position of pallet 15 is controlled and is reached after selected load by load adjustment frame 14, clamp system 8 starts to loosen, load is applied on detected instrument part, because the distance that detected device is out of shape and clamp system 8 unclamps is limited, load is not added on measured piece completely, now loading leveling motor 6 starts, through wheel box 23 and reducer casing 4, make 3 rotations of leveling main shaft carry out leveling to lever 9, during lever 9 level, standard torque is all added on measured device.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.

Claims (7)

1. a high precision standard torquer, it is characterized in that: frame upper front end is provided with lever dolly, lever dolly is provided with bearing, bearing is provided with lever, lever middle part is fixed with lever main shaft, lever two ends are respectively provided with a counterweight suspension rod, on counterweight suspension rod, be provided with dismountable counterweight, counterweight lower surface contacts with pallet, pallet is connected with load adjustment frame with leading screw respectively, leading screw is connected with wheel box, wheel box power intake is connected with lifting motor main shaft, lever end is provided with clamp, on clamp, coordinate clamp system, clamp system is provided with balance detecting device, frame end face is provided with guide rail, guide rail is provided with chute mechanism, chute mechanism is provided with leveling motor, leveling motor main shaft is connected with variator, variator output terminal is connected with speed reduction unit, the output terminal of speed reduction unit is connected with leveling main shaft, the axis of leveling main shaft is coaxial with lever main-shaft axis.
2. a kind of high precision standard torquer according to claim 1, is characterized in that: described counterweight is stainless steel.
3. according to claim 1 or a kind of high precision standard torquer claimed in claim 2, it is characterized in that: the described counterbalance mass limits of error are 0.005%.
4. a kind of high precision standard torquer according to claim 1, is characterized in that: the described lever arm length limits of error are 0.01%.
5. a kind of high precision standard torquer according to claim 1, is characterized in that: leveling main shaft and lever main shaft coaxiality error are Φ 0.05mm.
6. a kind of high precision standard torquer according to claim 1, is characterized in that: described balance detecting device is photoelectric detection system.
7. a kind of high precision standard torquer according to claim 1, is characterized in that: described frame around supporting have with standard torquer on the regulator cubicle of electric equipment connection.
CN201320281012.7U 2013-05-21 2013-05-21 High-precision torque standardizing machine Expired - Fee Related CN203405303U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320281012.7U CN203405303U (en) 2013-05-21 2013-05-21 High-precision torque standardizing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320281012.7U CN203405303U (en) 2013-05-21 2013-05-21 High-precision torque standardizing machine

Publications (1)

Publication Number Publication Date
CN203405303U true CN203405303U (en) 2014-01-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320281012.7U Expired - Fee Related CN203405303U (en) 2013-05-21 2013-05-21 High-precision torque standardizing machine

Country Status (1)

Country Link
CN (1) CN203405303U (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103674418A (en) * 2013-07-16 2014-03-26 宁夏青山试验机有限公司 High precision pre-twist standard machine
CN103776584A (en) * 2014-02-11 2014-05-07 重庆建设工业(集团)有限责任公司 Torque and rotation speed standard machine
CN104316261A (en) * 2014-11-19 2015-01-28 中国船舶重工集团公司第七0四研究所 Ultra-large torque standard machine weight loading system
CN104359613A (en) * 2014-11-19 2015-02-18 中国船舶重工集团公司第七0四研究所 Multifunctional ultra-large torque standard device
CN105527055A (en) * 2015-12-30 2016-04-27 常州市计量测试技术研究所 In-situ calibration device and method for field torque
CN110146270A (en) * 2019-05-31 2019-08-20 上海理工大学 A kind of mechanical property test platform of laser scanning galvanometer motor
CN112326107A (en) * 2019-09-24 2021-02-05 尚廷东 Torque standard machine

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103674418A (en) * 2013-07-16 2014-03-26 宁夏青山试验机有限公司 High precision pre-twist standard machine
CN103776584A (en) * 2014-02-11 2014-05-07 重庆建设工业(集团)有限责任公司 Torque and rotation speed standard machine
CN104316261A (en) * 2014-11-19 2015-01-28 中国船舶重工集团公司第七0四研究所 Ultra-large torque standard machine weight loading system
CN104359613A (en) * 2014-11-19 2015-02-18 中国船舶重工集团公司第七0四研究所 Multifunctional ultra-large torque standard device
CN104316261B (en) * 2014-11-19 2016-07-06 中国船舶重工集团公司第七0四研究所 Ultra-large type standard torquer counterweight loading system
CN105527055A (en) * 2015-12-30 2016-04-27 常州市计量测试技术研究所 In-situ calibration device and method for field torque
CN110146270A (en) * 2019-05-31 2019-08-20 上海理工大学 A kind of mechanical property test platform of laser scanning galvanometer motor
CN110146270B (en) * 2019-05-31 2020-12-01 上海理工大学 Mechanical property test platform of laser scanning galvanometer motor
CN112326107A (en) * 2019-09-24 2021-02-05 尚廷东 Torque standard machine

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140122

Termination date: 20170521