CN201689006U - Pulling and twisting composite testing machine for high-intensity bolt - Google Patents
Pulling and twisting composite testing machine for high-intensity bolt Download PDFInfo
- Publication number
- CN201689006U CN201689006U CN2010202000357U CN201020200035U CN201689006U CN 201689006 U CN201689006 U CN 201689006U CN 2010202000357 U CN2010202000357 U CN 2010202000357U CN 201020200035 U CN201020200035 U CN 201020200035U CN 201689006 U CN201689006 U CN 201689006U
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- testing machine
- torque sensor
- driving mechanism
- chuck base
- strength bolt
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Abstract
The utility model discloses a pulling and twisting composite testing machine for a high-intensity bolt, which comprises a driving mechanism connected with one end of a torque sensor by a first torque connecting sleeve. The other end of the torque sensor is connected with a driving chuck by a second torque connecting sleeve, and screw rod supporting sleeves which are sequentially arranged at the outer side of the driving chuck are supported on a front chuck base and a rear chuck base. A pressure sensor is arranged on the front chuck base. The driving mechanism, the torque sensor and the pressure sensor are connected with a control unit. The testing machine has the following advantages: 1. with simple structure, low cost and wide application range, the testing machine is suitable for mass production; 2. a transmission mechanism is connected with the control unit, which realizes quick as well as stable loading of the force value and increases the efficiency; 3. a signal of the torque sensor can be adopted to accurately control and adjust the loading force value, so as to lead the testing to be more reliable; 4. the automatic operation is realized, the data processing capability is strong, and human errors can be reduced.
Description
Technical field
The utility model belongs to the mechanical gage equipment technical field, and particularly a kind of high-strength bolt draws turns round combined testing machine.
Background technology
The daily use of high-strength bolt auxiliary connection is very extensive, and the reliability of its performance is directly connected to user's the security of the lives and property.At present, several main Mechanical of bolt auxiliary connection are: execute screwing torque, bolt pretension and torque coefficient.Execute screwing torque and mainly detect by dial torque wrench, bolt pretension detects by axial force sensor, all is that manual operations detects separately and obtains data, torque coefficient then be according to detectedly execute screwing torque, the bolt pretension data calculate by formula.The function singleness that more existing high-strength bolt auxiliary connection pick-up units or instrument have only can detect moment of torsion, the complex structure that has, operation inconvenience.Traditional detection mode and more existing special testing instruments all exist labour intensity big, and accuracy of detection is low, poor reliability, operation inconvenience, function singleness, problem such as sensing range is limited.
The utility model content
At above-mentioned the deficiencies in the prior art, the technical problems to be solved in the utility model provides a kind of high precision, and the high-strength bolt of high efficiency draws turns round combined testing machine.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of high-strength bolt draws turns round combined testing machine, it comprises a driving mechanism, described driving mechanism is connected with an end of a torque sensor by the first moment of torsion adapter sleeve, the other end of described torque sensor is turned round adapter sleeve by second and is connected with a drive dog, the outside of described drive dog is provided with a screw rod support set successively, described screw rod support set is supported on a preceding chuck base and the back chuck base, the chuck base is provided with pressure transducer before described, and described driving mechanism, torque sensor, pressure transducer are connected with a control module.
Preferably, described driving mechanism, torque sensor, preceding chuck base all are positioned on the base, also are provided with guide rail on the described base, and described back chuck base is positioned on the described guide rail.
Preferably, described driving mechanism is connected to form by a servomotor and one speed reducer.
Preferably, described driving mechanism is connected to form by a hydraulic power source and an oil motor.
Preferably, described control module is PLC or single-chip microcomputer or computing machine.
The utility model has following advantage: 1, simple in structure, cost is low, and is applied widely, is fit to produce in batches; 2, gear train is connected with control module, has realized that the fast and stable of power value loads, and has improved efficient; 3, the size of loading force value can be controlled and regulate to the signal that picks up from torque sensor accurately, makes test more accurately and reliably.4, realize automation mechanized operation,, and can reduce personal error with powerful data-handling capacity.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of instructions, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail.
As shown in Figure 2, this high-strength bolt draws to be turned round combined testing machine and comprises a servomotor 2 and one speed reducer 3, and servomotor 2 and speed reduction unit 3 are formed driving mechanisms, and this driving mechanism also can adopt hydraulic power source and oil motor to connect to form.Speed reduction unit 3 is connected with an end of torque sensor 5 by the first moment of torsion adapter sleeve 4, and the other end of torque sensor 5 is turned round adapter sleeve 6 by second and is connected with a drive dog 7.The outside of drive dog 7 is provided with a screw rod support set 9 successively, screw rod support set 9 is supported on behind a preceding chuck base 14 and one on the chuck base 13, preceding chuck base 14 is provided with pressure transducer 8, servomotor 2, torque sensor 5, pressure transducer 8 all are connected with a control module, and this control module can be PLC or single-chip microcomputer or computing machine.Driving mechanism, torque sensor 5, preceding chuck base 14 that servomotor 2 and speed reduction unit 3 are formed all are positioned on the base 12, also are provided with guide rail 11 on the base 12, and back chuck base 13 is positioned on the guide rail 11.
This high-strength bolt draws turns round combined testing machine in use, the bolt pair 10 that will detect is passed screw rod support set 9 from a side of back chuck base 13 and is connected with drive dog 7, because back chuck base 13 is positioned at guide rail 11, therefore back chuck base 13 can slide along guide rail 11 according to the length of bolt pair 10, guarantees that bolt pair 10 can normally be connected with drive dog 7.After connecting, control module and torque sensor 5 are according to the secondary 10 established standardses point of tested bolt, chuck base 13 after during test, screw rod support set 9, preceding chuck base 14 common simulation bolt subtask states, produce the dynamic torque that needs with servomotor 2, by drive dog 7 opplied moment is applied on the tested bolt pair 10, torque sensor 5 will apply situation and feed back to control module, the magnitude of load that control module applies according to feedback conditions control servomotor 2, standard pressure transducer 8 is used for measuring axial clamping load, thereby finishes the test of tested bolt pair 10.
This high-strength bolt draws to be turned round combined testing machine and have the following advantages: 1, simple in structure, cost is low, and is applied widely, is fit to produce in batches; 2, gear train is connected with control module, has realized that the fast and stable of power value loads, and has improved efficient; 3, the size of loading force value can be controlled and regulate to the signal that picks up from torque sensor accurately, makes test more accurately and reliably.4, realize automation mechanized operation,, and can reduce personal error with powerful data-handling capacity.
More than a kind of this high-strength bolt that the utility model embodiment is provided draw and turn round combined testing machine and be described in detail; for one of ordinary skill in the art; thought according to the utility model embodiment; part in specific embodiments and applications all can change; in sum; this description should not be construed as restriction of the present utility model, and all any changes of being made according to the utility model design philosophy are all within protection domain of the present utility model.
Claims (5)
1. a high-strength bolt draws and turns round combined testing machine, it is characterized in that: it comprises a driving mechanism, described driving mechanism is connected with an end of a torque sensor by the first moment of torsion adapter sleeve, the other end of described torque sensor is turned round adapter sleeve by second and is connected with a drive dog, the outside of described drive dog is provided with a screw rod support set successively, described screw rod support set is supported on a preceding chuck base and the back chuck base, the chuck base is provided with pressure transducer before described, and described driving mechanism, torque sensor, pressure transducer are connected with a control module.
2. high-strength bolt according to claim 1 draws turns round combined testing machine, it is characterized in that: described driving mechanism, torque sensor, preceding chuck base all are positioned on the base, also be provided with guide rail on the described base, described back chuck base is positioned on the described guide rail.
3. high-strength bolt according to claim 1 draws turns round combined testing machine, and it is characterized in that: described driving mechanism is connected to form by a servomotor and one speed reducer.
4. high-strength bolt according to claim 1 draws turns round combined testing machine, it is characterized in that: described driving mechanism is connected to form by a hydraulic power source and an oil motor.
5. high-strength bolt according to claim 1 draws turns round combined testing machine, it is characterized in that: described control module is PLC or single-chip microcomputer or computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202000357U CN201689006U (en) | 2010-05-20 | 2010-05-20 | Pulling and twisting composite testing machine for high-intensity bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202000357U CN201689006U (en) | 2010-05-20 | 2010-05-20 | Pulling and twisting composite testing machine for high-intensity bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201689006U true CN201689006U (en) | 2010-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202000357U Expired - Fee Related CN201689006U (en) | 2010-05-20 | 2010-05-20 | Pulling and twisting composite testing machine for high-intensity bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201689006U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798494A (en) * | 2012-09-04 | 2012-11-28 | 德州联合石油机械有限公司 | High-precision torque measurement device and method for petroleum pipeline dismounting frame |
| CN103245452A (en) * | 2013-05-30 | 2013-08-14 | 龙源（北京）风电工程技术有限公司 | High-strength bolt axial force measuring device and measuring method |
| CN104568569A (en) * | 2015-01-13 | 2015-04-29 | 湖州职业技术学院 | High-temperature biaxial stress relaxation testing machine |
-
2010
- 2010-05-20 CN CN2010202000357U patent/CN201689006U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798494A (en) * | 2012-09-04 | 2012-11-28 | 德州联合石油机械有限公司 | High-precision torque measurement device and method for petroleum pipeline dismounting frame |
| CN103245452A (en) * | 2013-05-30 | 2013-08-14 | 龙源（北京）风电工程技术有限公司 | High-strength bolt axial force measuring device and measuring method |
| CN104568569A (en) * | 2015-01-13 | 2015-04-29 | 湖州职业技术学院 | High-temperature biaxial stress relaxation testing machine |
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Legal Events
| 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 |
Granted publication date: 20101229 Termination date: 20160520 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |