CN201548353U - Test force calibration device of testing machine - Google Patents
Test force calibration device of testing machine Download PDFInfo
- Publication number
- CN201548353U CN201548353U CN2009202529692U CN200920252969U CN201548353U CN 201548353 U CN201548353 U CN 201548353U CN 2009202529692 U CN2009202529692 U CN 2009202529692U CN 200920252969 U CN200920252969 U CN 200920252969U CN 201548353 U CN201548353 U CN 201548353U
- Authority
- CN
- China
- Prior art keywords
- testing machine
- calibration device
- jaw seat
- test force
- pull bar
- 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
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Abstract
The utility model provides a test force calibration device of testing machine with higher measuring precision and stable structure, which includes a tension sensor and is characterized in that the tension sensor is respectively connected with an upper jaw seat and a lower jaw seat through an upper end pull rod and a lower end pull rod; one end of the pull rod is fixedly connected with the tension sensor and the other end is fixedly connected with a swallow-tail form notch arranged on the upper jaw seat or the lower jaw seat through a wedge block arranged on the pull rod; and the wedge block is fixed through a fixing apparatus arranged on the end part of the pull rod. The test force calibration device of testing machine has the beneficial effects that: (1) the test force calibration device of testing machine can be applied on force testing machine to realize the goal of detecting tension; (2) the matching form of wedge block and swallow-tail form notch is adopted to lead the test force calibration device to be easily assembled and disassembled; and (3) the structure of the test force calibration device of testing machine can lead the measuring result to be more accurate.
Description
Technical field
The utility model relates to a kind of value of thrust caliberating device, relates in particular to a kind of testing machine test power caliberating device.
Background technology
Existing common dynamometry pressure ring can't be realized pulling force is measured, thereby causes existing many testing machines also can't demarcate the pulling force that will measure.
Summary of the invention
The utility model provides a kind of and has had than high measurement accuracy and the firm testing machine test power caliberating device of structure in order to overcome the shortcoming of above-mentioned technical matters.
For achieving the above object, the utility model has adopted following technical scheme:
Testing machine test power caliberating device of the present utility model, comprise pulling force sensor, its special feature is: described pulling force sensor is connected to upper jaw seat and lower jaw seat by a upper end pull bar and a lower end pull bar, one end of described pull bar is fixedlyed connected with pulling force sensor, and the other end is fixedlyed connected with the swallow-tail form notch on being arranged at upper jaw seat or lower jaw seat by the wedge that is arranged on the pull bar; Described wedge is fixed by the immobilising device that is arranged at tie rod end.
Testing machine test power caliberating device of the present utility model, described immobilising device is packing ring and nut.
Testing machine test power caliberating device of the present utility model, described pull bar is connected by screw thread with pulling force sensor.
Testing machine test power caliberating device of the present utility model, the contacted face of described packing ring and nut is sphere, adopts the contact of sphere form, can make the tightr of packing ring and nut cooperation.
The beneficial effects of the utility model are: (1) the utility model may be used on the dynamometry experimental machine, realizes detecting the purpose of pulling force; (2) adopt the fit form of wedge and dovetail groove, made this value of thrust caliberating device load and unload easily; (3) structure described in the utility model can make that measurement result is more accurate.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1 pull bar, 2 pulling force sensors, 3 wedges, 4 packing rings, 5 nuts, 6 lower jaw seats, 7 upper jaw seats.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment.
In Fig. 1, shown pulling force sensor 2 is connected with the pull bar of upper end pull bar and lower end respectively by the form of being threaded, shown pull bar 1 is provided with wedge 3, on the pull bar 1 shown in this wedge 3 extends through by a setting through hole thereon, be provided with the stationary installation of stationary wedge piece in the end of pull bar 1, this stationary installation is packing ring 4 and nut 5, the face of shown packing ring 4 and nut 5 joints is a sphere, adopts the way of contact of sphere can make stationary installation more closely with firm.Being arranged at wedge 3 on upper connecting rod and the lower link and upper jaw seat 7 and lower jaw seat 6 cooperates, thereby realization pulling force sensor 2 is connected with two jaw seats, on the shown nut body perpendicular to the direction of nut axis be provided with four with tighten the changeable shape hole that utensil matches, thereby realize that wedge 3 is connected with the tight of upper and lower jaw seat.
Claims (4)
1. testing machine test power caliberating device, comprise pulling force sensor (2), it is characterized in that: described pulling force sensor is connected to upper jaw seat (7) and lower jaw seat (6) by a upper end pull bar and a lower end pull bar, one end of described pull bar (1) is fixedlyed connected with pulling force sensor, and the other end is fixedlyed connected with the swallow-tail form notch on being arranged at upper jaw seat or lower jaw seat by the wedge (3) that is arranged on the pull bar; Described wedge is fixed by the packing ring (4) and the nut (5) that are arranged at pull bar (1) end.
2. testing machine test power caliberating device according to claim 1 is characterized in that: described pull bar (1) is connected by screw thread with pulling force sensor (2).
3. testing machine test power caliberating device according to claim 1 is characterized in that: described immobilising device is packing ring (4) and nut (5).
4. testing machine test power caliberating device according to claim 3 is characterized in that: described packing ring (4) and the contacted face of nut (5) are sphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202529692U CN201548353U (en) | 2009-11-13 | 2009-11-13 | Test force calibration device of testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202529692U CN201548353U (en) | 2009-11-13 | 2009-11-13 | Test force calibration device of testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201548353U true CN201548353U (en) | 2010-08-11 |
Family
ID=42603528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202529692U Expired - Fee Related CN201548353U (en) | 2009-11-13 | 2009-11-13 | Test force calibration device of testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201548353U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102539023A (en) * | 2012-01-12 | 2012-07-04 | 江苏科技大学 | Method for tensioning boom and measuring tension, and device for method |
| CN109374161A (en) * | 2018-11-30 | 2019-02-22 | 合肥中科离子医学技术装备有限公司 | A kind of pulling force acquisition device for superconducting magnet pull rod |
-
2009
- 2009-11-13 CN CN2009202529692U patent/CN201548353U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102539023A (en) * | 2012-01-12 | 2012-07-04 | 江苏科技大学 | Method for tensioning boom and measuring tension, and device for method |
| CN102539023B (en) * | 2012-01-12 | 2013-11-06 | 江苏科技大学 | Method for tensioning boom and measuring tension, and device for method |
| CN109374161A (en) * | 2018-11-30 | 2019-02-22 | 合肥中科离子医学技术装备有限公司 | A kind of pulling force acquisition device for superconducting magnet pull rod |
| CN109374161B (en) * | 2018-11-30 | 2024-03-08 | 合肥中科离子医学技术装备有限公司 | Tension acquisition device for superconducting magnet pull rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20101113 |