CN206084337U - High accuracy electric servo screws up axle - Google Patents
High accuracy electric servo screws up axle Download PDFInfo
- Publication number
- CN206084337U CN206084337U CN201620901847.1U CN201620901847U CN206084337U CN 206084337 U CN206084337 U CN 206084337U CN 201620901847 U CN201620901847 U CN 201620901847U CN 206084337 U CN206084337 U CN 206084337U
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- torque sensor
- axle
- shell
- servo
- gear
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model provides a high accuracy electric servo screws up axle, includes a torque sensor, and rachis next -door neighbour torque sensor sets up, and torque sensor, gear box, speed reducer, servo motor all link firmly through the bolt that sets up on the shell four corners of its adjacent structure, the last line output mouth that is provided with of torque sensor, the last line input mouth that is provided with of servo motor, torque sensor connects torque sensor 0 through the line output mouth, and torque sensor 0 connects servo motor by torque sensor 2 through the line input mouth, the square rachis of acrogenesis is worn out through servo motor from torque sensor to the dabber, the outside package of torque sensor has the shell, and the lantern ring lies in the shell, cup joints with the dabber, and lantern ring axial section becomes i -shaped, and both ends extend to the outside that circularize and bolt through the four corners links firmly rather than the shell of both sides structure, post two sets of resistance strain gauge on the column surface at lantern ring middle part, and resistance strain gauge passes through the circuit and finally is connected with the circuit board is electric. Test accurately, have fine market prospect.
Description
Technical field
The utility model is related to electrical servo tightening axle field, more particularly to a kind of high-precision electric servo tightening axle.
Background technology
Existing main equipment is more in the fabrication process to carry out tightening work using motor servo tightening axle, but part sets
Standby higher to the precision requirement of equipment to complete high-precision work, such as equipment component compares the torque demand of axis body
Height, although and existing servo tightening axle can automatic tightening, it is inaccurate to determine the function that moment of torsion is tightened, using external
Although Torque sensor apparatus test moment of torsion also can realize so as to control to tighten, because equipment it is more, it is understood that there may be it is more
Error, accuracy is high, meanwhile, because more so there is a problem of with high costs using equipment.
A kind of new servo tightening axle is provided for this, the moment of torsion of tightening device can be determined while tightening, and passed through
Predetermined torque tightened just seem it is particularly necessary.
In addition, the space very little that needs of the tightening axle that can use of part screwing structure or needing with screwing structure into one
Angle is determined, therefore it provides a kind of tightening axle that can meet the demand reforms into current industry urgent problem.
Utility model content
To solve the problems, such as above-mentioned prior art, the purpose of this utility model is to provide a kind of high-precision electric to watch
Tightening axle is taken, can complete to tighten the function with torsion-testing simultaneously, tightening device moment of torsion is tested while tightening, according to pre-
If moment of torsion is tightened, with high precision, lower-cost advantage, with good market prospects.
To reach above-mentioned purpose, the technical solution of the utility model is：
A kind of high-precision electric servo tightening axle, including a torque sensor, for the end axle tightened close to torque sensing
Device is arranged, torque sensor connection gear-box, gear-box connection reductor, reductor connection servomotor, servomotor connection
Servo-driver, torque sensor, reductor, servomotor are consolidated by the bolt arranged on the shell corner of its adjacent structure
Even, circuit output mouth is provided with torque sensor, circuit input port is provided with servomotor, torque sensor via line is defeated
Outlet connection manages module, and processing module connects servomotor by servo-driver via line input port；
Completed by torque sensor via line delivery outlet, processing module, servo-driver, circuit input port, servomotor
One complete control loop；
Mandrel Jing servomotors are passed from torque sensor, and head end forms square end axle；
Be surrounded by shell outside torque sensor, the collar is located inside the shell, and mandrel socket, collar axial section into drum,
Two ends extend circularize and the shell of the bolt by corner and its structure on two sides is connected, the column appearance in the middle part of the collar laterally
Two groups of resistance strain gages are posted on face, is uniformly arranged within one week around the collar, resistance strain gage is finally electrically connected by circuit with circuit board
Connect.
Further, the electrical servo tightening axle is elbow electrical servo tightening axle.
Further, the elbow electrical servo tightening axle also sets up a gear between torque sensor and reductor
Two intermeshing bevel gears are set in case, gear-box, and the gear being meshed with mandrel socket gear extends outward square
Tightening axle.
Further, every group of resistance strain gage is 8.
Further, the surface of the torque sensor proximal shaft side is fixed with adpting flange.
Relative to prior art, the beneficial effects of the utility model are：
A kind of high-precision electric servo tightening axle, can complete to tighten the function with torsion-testing simultaneously, same what is tightened
When test tightening device moment of torsion, tightened according to predetermined torque, with high precision, lower-cost advantage, with good
Market prospects；
Simultaneously at present many equipment due to when tightening equipment be completed, the space for leaving tightening axle for is less and pass
The tightening axle of system, axle center is often positioned in tightening axle center, and surrounding needs space larger, and this equipment can be set using eccentric or corner
Put, the problems referred to above are solved well, the space that tightening axle needs is less, with good commercial application value.
Generally end axle directly be connected with gear-box in existing technology, after Jing gearbox drives connect torque sensor,
The signal accuracy that torque sensor is detected can be so caused to reduce, the utility model directly connects torque sensor with end axle
Connect, gear-box is arranged at after torque sensor, it is fine to avoid this problem, improve measuring accuracy.
The utility model adopts two groups of foil gauges on sensor is arranged, and using redundant computation sensor is greatly reduced
The error probability of test data, for having good application prospect in the case of high to data demand.
Description of the drawings
Fig. 1 is control loop structured flowchart of the present utility model.
Fig. 2 is the gear-box of the utility model centering type electrical servo tightening axle, and torque sensor and end axle construction are illustrated
Figure.
Fig. 3 is the structural representation of the utility model eccentric electric servo tightening axle.
Fig. 4 is the axial section of the utility model torque sensor.
Fig. 5 is the radial cutaway view that the utility model torque sensor shows resistance strain gage position.
Fig. 6 is the gear box structure schematic diagram of the utility model eccentric electric servo tightening axle.
Fig. 7 is the gear box structure schematic diagram of the utility model elbow electrical servo tightening axle.
Wherein, 1- torque sensors, 2- reductors, 3- servomotors, 4- servo-drivers, 5- bolts, 6- shells, 7- lines
Road input port, 8- circuit output mouths, 9- processing modules, 10- adpting flanges, 11- mandrels, 12- ends axle, the 13- collars, 14- resistance
Foil gauge, 15- circuit boards, 16- gear-boxes, 17- gears, 18- bevel gears.
Specific embodiment
Technical solutions of the utility model are described in further detail with reference to the accompanying drawings and detailed description：
As shown in figs. 1-7, a kind of high-precision electric servo tightening axle, including a torque sensor 1, for the end axle tightened
12 are arranged close to torque sensor 1, and the connection gear-box 16 of torque sensor 1, the connection reductor 2 of gear-box 16, reductor 2 connects
Servomotor 3, the connection servo-driver 4 of servomotor 3, torque sensor 1, reductor 2, servomotor 3 are adjacent by its
The bolt 5 arranged on 6 four jiaos of the shell of structure is connected, and circuit output mouth 8 is provided with torque sensor 1, sets on servomotor 3
Circuit input port 7 is equipped with, 1 via line delivery outlet of torque sensor 8 connects processing module 9, and processing module 9 is by servo-driver 4
Via line input port 7 connects servomotor 3；
By the via line delivery outlet 8 of torque sensor 1, processing module 9, servo-driver 4, circuit input port 7, servomotor
3 complete a complete control loop；
The Jing servomotors 3 of mandrel 11 are passed from torque sensor 1, and head end forms square end axle 12；
Shell 6 is surrounded by outside torque sensor 1, the collar 13 is located in shell 6, is socketed with mandrel 11, and the collar 13 is axially cutd open
Into drum, two ends extend circularize and the shell 6 of the bolt 5 by corner and its structure on two sides is connected, the collar 13 laterally in face
Two groups of resistance strain gages 14 are posted in the cylindrical outer surface at middle part, is uniformly arranged within 13 1 weeks around the collar, resistance strain gage 14 passes through
Circuit is finally electrically connected with circuit board 15.
Further, the electrical servo tightening axle is elbow electrical servo tightening axle.
Further, as shown in fig. 7, the elbow electrical servo tightening axle is gone back between torque sensor 1 and reductor 2
Arrange and arrange in a gear-box 16, gear-box 16 two intermeshing bevel gears 18, be meshed with the socket bevel gear 18 of mandrel 11
Bevel gear 18 extend outward square end axle 12.
Further, every group of resistance strain gage 14 is 8.
Further, the surface of the proximal shaft side of the torque sensor 1 is fixed with adpting flange 10.
Operation principle of the present utility model is：
In real work, end axle 12 is fixed with the square hole of load end, for the end axle 12 tightened close to torque sensor 1
Arrange, the connection gear-box 16 of torque sensor 1, the connection reductor 2 of gear-box 16, and by adpting flange 10 and the method for load end
Blue disk is connected, and servo-driver 4 drives servomotor 3, so as to drive load end to rotate, because electrical servo tightens shaft housing 6
Overall to be connected with load end housing, shell 6 can be subject to identical reaction force when load end core is rotated, by testing reaction
Power tests in the quiescent state moment of torsion；
Because the utility model determines torque data using two groups of resistance strain gages on the collar 13, two groups of data are mutually examined
Test, so that it is guaranteed that the corrupt data rate of the pinpoint accuracy of data, such as single group resistance strain gage is 10-4, then two groups of resistance strain gages
Error rate be 10-8Error rate substantially reduces multiple magnitudes.
In another embodiment of the present utility model, run into that to tighten space too small or when needing the situation of corner, adopt
Elbow or eccentric structure are tested.Integrated testability accuracy is high, and error rate is little, and applicable working condition is various, with good business
Industry promotional value.
Generally end axle directly be connected with gear-box in existing technology, after Jing gearbox drives connect torque sensor,
The signal accuracy that torque sensor is detected can be so caused to reduce, the utility model directly connects torque sensor with end axle
Connect, gear-box is arranged at after torque sensor, it is fine to avoid this problem, improve measuring accuracy.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any change or replacement expected without creative work all should be covered within protection domain of the present utility model.
Therefore, the protection domain that protection domain of the present utility model should be limited by claims is defined.
Claims (1)
1. a kind of high-precision electric servo tightening axle, it is characterised in that including a torque sensor (1), for the end axle tightened
(12) arrange close to torque sensor (1), torque sensor (1) connection gear-box (16), gear-box (16) connection reductor
(2), reductor (2) connection servomotor (3), servomotor (3) connection servo-driver (4), torque sensor (1), deceleration
Machine (2), servomotor (3) are connected by the bolt (5) arranged on shell (6) corner of its adjacent structure, torque sensor
(1) circuit output mouth (8) is provided with, circuit input port (7), torque sensor (1) via line is provided with servomotor (3)
Delivery outlet (8) connection processing module (9), processing module (9) is by servo-driver (4) via line input port (7) connection servo electricity
Machine (3)；
By torque sensor (1) via line delivery outlet (8), processing module (9), servo-driver (4), circuit input port (7), watch
Take motor (3) and complete a complete control loop；
Mandrel (11) Jing servomotors (3) are passed from torque sensor (1), and head end forms square end axle (12)；
Shell (6) is surrounded by outside torque sensor (1), the collar (13) is socketed, the collar in shell (6) with mandrel (11)
(13) axial section is into drum, two ends extend laterally circularize and the bolt (5) by corner and its structure on two sides shell
(6) it is connected, two groups of resistance strain gages (14) is posted in the cylindrical outer surface in the middle part of the collar (13), uniformly sets within (13) one weeks around the collar
Put, resistance strain gage (14) is finally electrically connected by circuit with circuit board (15)；
The electrical servo tightening axle is elbow electrical servo tightening axle；
Two intermeshing bevel gears (18) are set in the elbow electrical servo tightening axle, gear-box (16), with mandrel (11)
The bevel gear (18) that socket bevel gear (18) is meshed extends outward square end axle (12)；
Every group of resistance strain gage (14) is 8；
The surface of torque sensor (1) the proximal shaft side is fixed with adpting flange (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620901847.1U CN206084337U (en) | 2016-08-18 | 2016-08-18 | High accuracy electric servo screws up axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620901847.1U CN206084337U (en) | 2016-08-18 | 2016-08-18 | High accuracy electric servo screws up axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206084337U true CN206084337U (en) | 2017-04-12 |
Family
ID=58468695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620901847.1U Active CN206084337U (en) | 2016-08-18 | 2016-08-18 | High accuracy electric servo screws up axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206084337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110246423A (en) * | 2018-03-07 | 2019-09-17 | Lg电子株式会社 | Display device |
-
2016
- 2016-08-18 CN CN201620901847.1U patent/CN206084337U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110246423A (en) * | 2018-03-07 | 2019-09-17 | Lg电子株式会社 | Display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230911 Address after: 712000 107A, Zone A, Sino Korean Industrial Park, Gaoke San Road, Qindu District, Xianyang City, Shaanxi Province Patentee after: Xianyang Saiyasi Technology Co.,Ltd. Address before: 100085 Haidian District, Beijing Qinghe Sanjie 95, 9 story, 928 rooms. Patentee before: BEIJING SCI TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right |