CN202547847U - Intelligent moment detector - Google Patents
Intelligent moment detector Download PDFInfo
- Publication number
- CN202547847U CN202547847U CN201220076500XU CN201220076500U CN202547847U CN 202547847 U CN202547847 U CN 202547847U CN 201220076500X U CN201220076500X U CN 201220076500XU CN 201220076500 U CN201220076500 U CN 201220076500U CN 202547847 U CN202547847 U CN 202547847U
- Authority
- CN
- China
- Prior art keywords
- motor
- output shaft
- sensor
- moment detector
- rotating speed
- 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 - Lifetime
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Abstract
The utility model discloses an intelligent moment detector which comprises a shell, wherein a power output device is arranged in the shell; a sensor device is arranged on the power output device; the front end of the power output device is fixed on and penetrates through the front end of the shell and is connected with a pull sleeve arranged outside the shell; one end of the sensor device is fixed on the inner wall of the shell; and the power output device and the sensor device are both connected with a control system through a line. The detector has the advantages of compact structure, small size and high detection precision, can perform inspection after bolt is screwed down, realizes high degree of intellectualization, and can effectively reduce the labor intensity of workers, improve the working efficiency and guarantee the working quality.
Description
Technical field
The utility model relates to a kind of pick-up unit, especially a kind of intelligent moment detector.
Background technology
It is the important way that physical construction connects that bolt connects, and the bolted quality of tightening is huge to the influence of bolt switching performance.The Bolt Tightening Force square is too small or excessively all can not bring into play bolted performance, and therefore connecting at the bolt of significant points all has clear and definite technological document to this code requirement.Think that it is example that motor-car operation provides the contact net of electric power, it connects the support of setting up for the linearity that guarantees the contact circuit all through the bolt realization, railway standard code promulgated by the ministries or commissions of the Central Government initial screw-down torque scope and carry out regular visit according to the traffic safety standard.The detection method that bolt is tightened quality mainly is divided into ex pastfacto law and Process Method, and adopting more at present is the rundown process Torque Control, promptly use wrest fixing spanner set output torque reach stop to tighten after the setting value promptly think tighten up-to-standard.Ex pastfacto law is tightened the occasion that quality inspection is applicable to periodic inspection, adopts artificial dial torque wrench or ratchet wrench that bolt is carried out to judge that whether moment is still at acceptability limit.This method labor strength is big, accuracy of detection is low, and can only detect the situation that bolt connected pine (screw-down torque is little), can't detect screw-down torque is excessive.Excessive bolt thread detrusion or the screw rod attenuated of causing of screw-down torque, these are all obvious to the bolt influence.
Chinese patent ZL 200920212942.0 discloses the automatic sync detection device of a kind of screw-threaded coupling moment; This device comprises axially with without servomotor or stepper motor, drive screw, slide rail, sensor holder and main shaft, is provided with that a cover is used for axially relatively moving between limiting sensor and tested sample and the mechanism of tested sample screw thread friction force.There is one to be used to provide accurate axially movable servomotor or stepper motor in this mechanism; This motor is realized being threaded through drive screw and sensor holder, the suitable control of this motor speed is realized the angular displacement of drive screw has been changed into the axial same moved further of sensor and tested sample through program.The locking torque when but this device is used for detecting no pressure between self-locking thread precession process internal and external threads, be not suitable for actual bolt connect in the excessive or too small detection of screw-down torque.
The utility model content
The purpose of the utility model is for overcoming the deficiency of above-mentioned prior art, a kind of intelligent moment detector is provided, and this detector compact conformation, volume are little; Accuracy of detection is high; Can after tightening at bolt, test, intelligent degree is high, can effectively reduce labor strength.
For realizing above-mentioned purpose, the utility model adopts following technical proposals:
A kind of intelligent moment detector; Comprise housing; Be provided with PTO in the said housing; PTO is provided with sensor device, and said PTO front end is fixed in and passes the housing front end and links to each other with the cover of pulling that is arranged at outside, and said sensor device is fixed on the inner walls; Said PTO all links to each other with control system through circuit with sensor device.
Said housing comprises the precursor and the handle body of hollow, said both all through being threadedly connected on the sensor device.
Said PTO comprises motor; The motor output shaft end is connected on the transfer panel through bolt; The external toothing of transfer panel and reductor is through being threaded; Be equipped with sun gear on the output shaft of motor, speed reducer output shaft is pulled axle with the four directions output that is arranged at and passes the precursor front end and is connected through six sides are pullover.Reductor is amplified to the sun gear input torque behind the required output torque to export to through the torque sensor center pit pulls axle.
Said reductor comprises four sun gears, and afterbody planet carrier and output shaft are one, export through planet carrier; The transfer panel purpose is that the external toothing of planetary reducer is located mutually with the direct current drive engine housing and connected.
Said motor body is provided with sensor device so that output speed is detected, and between speed reducer output shaft and the housing sensor is arranged, and output torque is detected.
Said motor is direct current motor, direct current motor and speed-regulating control circuit.
Said reductor is accurate planetary reducer.
Said sensor device comprises torque sensor; The ring flange of said torque sensor one end is through the said reductor external toothing that is threaded; And the ring flange of its other end is connected with handle body with said precursor through screw thread; The torque sensor front end has the rotating speed angle-position encoder housing that is enclosed within on the speed reducer output shaft through screw retention; Be provided with the rotating speed angle-position encoder grating that is assemblied on the speed reducer output shaft in the rotating speed angle-position encoder housing, rotating speed angle-position encoder housing also is fixed with and the corresponding contact of said rotating speed angle-position encoder grating (contact is a light sensing counter, reads the grating number); Said motor is provided with motor speed sensor; Said torque sensor, rotating speed angle-position encoder grating all link to each other with control system through circuit with motor speed sensor.
Said pulling is provided with the plum blossom hole that matches with bolt to be detected in the cover.
Said control system comprises control circuit; When intelligence moment detector need be set; Said control circuit links to each other with the control setting apparatus through radio transmitting device; Perhaps, when intelligent moment detector need write down testing result, said control circuit linked to each other with the remote background server through radio transmitting device.
Control circuit in the utility model, control setting apparatus, radio transmitting device and remote background server are prior art, repeat no more at this.
As power resources, direct current motor is connected on the transfer panel with bolt the utility model through direct current motor, and transfer panel and reductor external toothing are through being threaded.Motor output shaft assembling sun gear, input torque through the level Four planetary reduction gear after cubic output shaft reach the moment of torsion that needs in the testing.The reductor external toothing is connected with torque sensor one end through screw thread, and speed reducer output shaft is through the circular hole in the torque sensor.The grating of assembling rotating speed angle-position encoder on the speed reducer output shaft, contact and encoder housing are assemblied in the other end of torque sensor with screw.Through being threaded in torque sensor near output terminal ring flange two ends, speed reducer output shaft is through precursor respectively for precursor and handle body, and installation is pulled to overlap with the plum blossom that bolt head to be detected adapts and matched with bolt to be detected on cubic output shaft.Torque sensor is measured cubic output shaft torque indirectly, and the rotating speed angle-position encoder reads output shaft rotating speed and corner and signal is given to controller so that the course of work is controlled.
Set the bolted parameter of detection model through tele-control system (promptly handing setting apparatus or remote background server), controller is set according to the setting command that tele-control system sends before detecting, and setting detects after accomplishing.Through pushbutton switch, send the beginning detection signal; Varying-speed motor output torque and rotating speed, the process planetary reducer slows down to increase and turns round, and moment of torsion and rotating speed are delivered to the detection bolt; The moment of torsion that tights a bolt feeds back signal to the control setting apparatus through torque sensor, and rotating speed and angular signal are passed to controller after through the collection of rotating speed angle-position encoder; Controller obtains to detect the moment of torsion and the corner value of output, the output of stepper motor is controlled, and set the detection of end condition, and testing process is carried out the remote transmission record with testing result after finishing.
The beneficial effect of the utility model is,
1, adopt ex pastfacto law, after bolt is tightened, test, accuracy of detection is high;
2, compact conformation, volume is little;
3, this utility model has control module acquired signal is handled with control output speed and moment of torsion, can effectively reduce testing staff's labour intensity;
4, this utility model can realize signals collecting and data wireless transmission;
5, the product of design can detect the bolt connection of screw-down torque less than the technical requirement lower limit, also can detect the bolt connection of screw-down torque greater than the technical requirement upper limit.
6, have background server, testing result is carried out recording storage.
Description of drawings
Fig. 1 is the utility model structural representation;
Wherein 1. pull cover, 2. cubic output shaft, 3. precursor, 4. torque sensor; 5. planetary reducer, 6. transfer panel, 7. motor, 8. motor speed sensor; 9. output speed angle-position encoder housing, 10. speed reducer output shaft, 11. handle bodies; 12. the torque sensor circuit board, 13. output speed angle-position encoder gratings, 14. contacts.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
As shown in Figure 1; A kind of intelligent moment detector comprises housing, is provided with PTO in the said housing; PTO is provided with sensor device; Said PTO front end is fixed in torque sensor one end, and PTO passes the housing front end and links to each other with the cover 1 of pulling that is arranged at outside, and said sensor device is fixed on the inner walls; Said PTO all links to each other with control system through circuit with sensor device.
Housing comprises the precursor 3 and handle body 11 of hollow, said both all through being threadedly connected on the torque sensing apparatus.
PTO comprises motor 7; The motor output shaft end is connected on the transfer panel 6 through bolt; The external toothing of transfer panel 6 and planetary reducer 5 is through being threaded; Be equipped with sun gear on the output shaft of motor 7, the output shaft front end of planetary reducer 5 links to each other with the cubic output shaft 2 that is arranged at and passes precursor 3 front ends, and said speed reducer output shaft and motor body are provided with sensor device.Said motor is a direct current motor.Reductor is amplified to the sun gear input torque behind the required output torque to export to through the torque sensor center pit pulls axle.
Reductor comprises four sun gears, and afterbody planetary wheel carrier and output shaft are one, export through planet carrier; The transfer panel purpose is that the external toothing of planetary reducer is located mutually with the direct current drive engine housing and connected.
Sensor device comprises torque sensor; The ring flange of torque sensor one end is through the said reductor external toothing that is threaded; And its other end ring flange is connected with handle body 11 with said precursor 3 through screw thread; Output shaft 10 pass its quill shaft and with bearing fixing on the torque sensor structure; The torque sensor structural outer has annular torque sensor circuit board 12 torque sensors 4 front ends that the rotating speed angle-position encoder housing 9 that is enclosed within on the speed reducer output shaft 10 is arranged through screw retention; Be provided with the rotating speed angle-position encoder grating 13 that is assemblied on the speed reducer output shaft 10 in the rotating speed angle-position encoder housing 9, rotating speed angle-position encoder housing 9 also is fixed with and said rotating speed angle-position encoder grating 13 corresponding contacts 14; Said motor 7 is provided with motor speed sensor 8; Said torque sensor 4, rotating speed angle-position encoder grating 13 all link to each other with control system through circuit with motor speed sensor 8.
Pull in the cover 1 and be provided with the plum blossom hole that matches with bolt to be detected.
Said control system comprises control circuit; When intelligence moment detector need be set; Said control circuit links to each other with the control setting apparatus through radio transmitting device; Perhaps, when intelligent moment detector need write down testing result, said control circuit linked to each other with the remote background server through radio transmitting device.
The utility model through through the direct current motor 7 of speed governing as power resources, direct current synchronous motor 7 usefulness bolts are connected on the transfer panel 6, the external toothing of transfer panel 6 and planetary reducer 5 is through being threaded.Motor 7 output shafts assemblings sun gear, input torque through the level Four planetary reduction gear after cubic output shaft 2 reach the moment of torsion that needs in the testing.The external toothing of planetary reducer 5 is connected with torque sensor 4 one ends through screw thread, and speed reducer output shaft 10 is through the circular hole in the torque sensor 4.Assembling rotating speed angle-position encoder grating 13 on the speed reducer output shaft 10, contact 14 and output speed angle-position encoder housing 9 usefulness screws are assemblied in the other end of torque sensor 4.Precursor 3 and handle body 11 be respectively through being threaded in torque sensor 4 near output terminal ring flange two ends, and speed reducer output shaft 11 is through precursor 3, on cubic output shaft 2, installs to pull with the plum blossom that bolt head to be detected adapts and overlap 1 and match with bolt to be detected.Torque sensor is measured cubic output shaft 2 moments of torsion indirectly, and the rotating speed angle-position encoder reads output shaft rotating speed and corner and signal is given to controller so that the course of work is controlled.
Set the bolted parameter of detection model through tele-control system (promptly controlling setting apparatus or remote background server), controller is set according to the setting command that tele-control system sends before detecting, and setting detects after accomplishing.Through pushbutton switch, send the beginning detection signal; Direct current motor 7 output torque and rotating speeds, process planetary reducer 5 slows down to increase and turns round, and moment of torsion and rotating speed are delivered to the detection bolt; The moment of torsion that tights a bolt feeds back signal to controller through torque sensor, and rotating speed and angular signal are passed to controller after through the collection of rotating speed angle-position encoder; Controller to detect moment of torsion and the corner value of output, the output of stepper motor is controlled, and set termination condition, can testing result be carried out the remote transmission record after detecting end.
Though the above-mentioned accompanying drawing that combines is described the embodiment of the utility model; But be not restriction to the utility model protection domain; One of ordinary skill in the art should be understood that; On the basis of the technical scheme of the utility model, those skilled in the art need not pay various modifications that creative work can make or distortion still in the protection domain of the utility model.
Claims (9)
1. intelligent moment detector; It is characterized in that; Comprise housing, be provided with PTO in the said housing, PTO is provided with sensor device; Said PTO front end is fixed in and passes the housing front end and links to each other with the cover of pulling that is arranged at outside, and said sensor device one end is fixed on the inner walls; Said PTO all links to each other with control system through circuit with sensor device.
2. intelligent moment detector as claimed in claim 1 is characterized in that said housing comprises the precursor and the handle body of hollow, said both all through being threadedly connected on the sensor device.
3. intelligent moment detector as claimed in claim 1; It is characterized in that said PTO comprises motor, the motor output shaft end is connected on the transfer panel through bolt; The external toothing of transfer panel and reductor is through being threaded; Be equipped with sun gear on the output shaft of motor, the output shaft front end of reductor links to each other with the cubic output shaft that is arranged at and passes the precursor front end, and said speed reducer output shaft and motor body are provided with sensor device.
4. intelligent moment detector as claimed in claim 3 is characterized in that said motor is a direct current motor, cooperates the speed-regulating control circuit of corresponding design.
5. intelligent moment detector as claimed in claim 3 is characterized in that said reductor is accurate planetary reducer.
6. intelligent moment detector as claimed in claim 3; It is characterized in that; Said sensor device comprises torque sensor; The ring flange of said torque sensor one end is through the said reductor external toothing that is threaded, and the ring flange of its other end is connected with handle body with said precursor through screw thread, and the torque sensor front end has the rotating speed angle-position encoder housing that is enclosed within on the speed reducer output shaft through screw retention; Be provided with the rotating speed angle-position encoder grating that is assemblied on the speed reducer output shaft in the rotating speed angle-position encoder housing, rotating speed angle-position encoder housing also is fixed with and the corresponding contact of said rotating speed angle-position encoder grating; Said motor is provided with motor speed sensor; Said torque sensor, rotating speed angle-position encoder grating all link to each other with control system through circuit with motor speed sensor.
7. intelligent moment detector as claimed in claim 6 is characterized in that the said torque sensor other end is a flange plate structure, and its outer rim is provided with respectively the screw thread that links to each other with handle body with said precursor.
8. intelligent moment detector as claimed in claim 1 is characterized in that, said pulling is provided with the plum blossom hole that matches with bolt to be detected in the cover.
9. intelligent moment detector as claimed in claim 1; Intelligent moment detector it is characterized in that said control system comprises control circuit, when need be set; Said control circuit links to each other with the control setting apparatus through radio transmitting device; Perhaps, when needing the record testing result, said control circuit links to each other with the remote background server through radio transmitting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220076500XU CN202547847U (en) | 2012-03-02 | 2012-03-02 | Intelligent moment detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220076500XU CN202547847U (en) | 2012-03-02 | 2012-03-02 | Intelligent moment detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202547847U true CN202547847U (en) | 2012-11-21 |
Family
ID=47168465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220076500XU Expired - Lifetime CN202547847U (en) | 2012-03-02 | 2012-03-02 | Intelligent moment detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202547847U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589785A (en) * | 2012-03-02 | 2012-07-18 | 山东鸿成达机电装备有限公司 | Intelligent moment detector |
| CN104897327A (en) * | 2015-06-11 | 2015-09-09 | 广东铭凯医疗机器人有限公司 | Integrated power driving device for detecting torque |
| CN104897326A (en) * | 2015-06-11 | 2015-09-09 | 广东铭凯医疗机器人有限公司 | Transmission integrated torque sensor |
| CN104931169A (en) * | 2015-06-11 | 2015-09-23 | 广东铭凯医疗机器人有限公司 | Transmission device integrated with torque detection function |
-
2012
- 2012-03-02 CN CN201220076500XU patent/CN202547847U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589785A (en) * | 2012-03-02 | 2012-07-18 | 山东鸿成达机电装备有限公司 | Intelligent moment detector |
| CN102589785B (en) * | 2012-03-02 | 2014-08-27 | 山东鸿成达机电装备有限公司 | Intelligent moment detector |
| CN104897327A (en) * | 2015-06-11 | 2015-09-09 | 广东铭凯医疗机器人有限公司 | Integrated power driving device for detecting torque |
| CN104897326A (en) * | 2015-06-11 | 2015-09-09 | 广东铭凯医疗机器人有限公司 | Transmission integrated torque sensor |
| CN104931169A (en) * | 2015-06-11 | 2015-09-23 | 广东铭凯医疗机器人有限公司 | Transmission device integrated with torque detection function |
| CN104897327B (en) * | 2015-06-11 | 2018-07-06 | 广东铭凯医疗机器人有限公司 | A kind of power drive unit of integrated torque detection |
| CN104897326B (en) * | 2015-06-11 | 2018-07-17 | 广东铭凯医疗机器人有限公司 | A kind of transmission integrated torque sensor |
| CN104931169B (en) * | 2015-06-11 | 2018-07-20 | 王春宝 | A kind of transmission device of integrated torque detection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190422 Address after: 250014 South Building, Block B, International Business Center, Jinan Environmental Protection Science and Technology Park, 554 Zhengfeng Road, Jinan High-tech Zone, Shandong Province, 6th floor, 6018 Patentee after: Jinan Chengxin Changda Mechanical and Electrical Equipment Co., Ltd. Address before: 250101 Room 1502, D, Building 6, Shuntai Square, Shunhua Road 2000, Jinan Hi-tech District, Shandong Province Patentee before: Shandong Hongchengda Mechanical and Electrical Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |