CN204008309U - A kind of tension and compression-torsion combined loading test machine - Google Patents
A kind of tension and compression-torsion combined loading test machine Download PDFInfo
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- CN204008309U CN204008309U CN201420478757.7U CN201420478757U CN204008309U CN 204008309 U CN204008309 U CN 204008309U CN 201420478757 U CN201420478757 U CN 201420478757U CN 204008309 U CN204008309 U CN 204008309U
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Abstract
The utility model provides a kind of tension and compression-torsion combined loading test machine, comprise first component, torsion shaft, second component, two component tension and compression torsion sensor and jointly complete the first fixture and second fixture of testpieces clamping, torsion shaft rotational support is on second component and relative fixing on axially with second component, the first fixture and the second fixture are oppositely arranged, the first fixture is fixed on two component tension and compression torsion sensor one end, two component tension and compression torsion sensor other ends and first component are fixed, torsion shaft applies torque load to the second fixture, at least one in first component and second component can provide Tensile or Compressive Loading.The utility model also provides other two kinds of tension and compression-torsion combined loading test machines.The utility model is to overcome the deficiencies in the prior art part, and while measuring testpieces moment of torsion in elimination prior art, rotation connection structure forms the interference of moment of friction, improves testing machine torque measurement precision, eliminates torsion curve fluctuation.
Description
technical field
The utility model relates to testing machine field, is specifically related to a kind of tension and compression-torsion combined loading test machine.
background technology
The torque measurement of existing tension and compression-torsion combined loading test machine adopts torque sensor, the stiff end of torque sensor is fixed on bearing by screw, input end and the reverse plate of torque sensor are fixed, between reverse plate and bearing, form rotation connection structure by bearing, this rotation connection structure is fixed the relative axial position between bearing and reverse plate, torque sensor only bears moment of torsion and does not bear axial tension or compression direction test force, but the rotation connection structure between bearing and reverse plate can form moment of friction, reduce the torque measurement precision of torque sensor to testpieces, moment of friction variation causes torsion curve fluctuation.
summary of the invention
The technical problems to be solved in the utility model is to provide a kind of tension and compression-torsion combined loading test machine, has improved the torque measurement precision of testpieces.
In order to solve the problems of the technologies described above, the technical solution of the utility model is:
A kind of tension and compression-torsion combined loading test machine, comprise first component, torsion shaft, second component, two component tension and compression torsion sensor and jointly complete the first fixture and second fixture of testpieces clamping, torsion shaft rotational support is on second component and relative fixing on axially with second component, the first fixture and the second fixture are oppositely arranged, the first fixture is fixed on two component tension and compression torsion sensor one end, two component tension and compression torsion sensor other ends and first component are fixed, torsion shaft applies torque load to the second fixture, at least one in first component and second component can provide Tensile or Compressive Loading.
A kind of tension and compression-torsion combined loading test machine, comprise first component, torsion shaft, second component, two component tension and compression torsion sensor and jointly complete the first fixture and second fixture of testpieces clamping, torsion shaft rotational support is on second component and relative fixing on axially with second component, the first fixture and the second fixture are oppositely arranged, the first fixture is fixed on two component tension and compression torsion sensor one end, two component tension and compression torsion sensor other ends and first component are by being connected with the tension and compression load sensor of compressive load for measuring to stretch, torsion shaft applies moment of torsion to the second fixture, at least one in first component and second component can provide Tensile or Compressive Loading.
A kind of tension and compression-torsion combined loading test machine, comprise first component, torsion shaft, second component, the 3rd parts, two component tension and compression torsion sensor and jointly complete the first fixture and second fixture of testpieces clamping, torsion shaft rotational support is on second component and relative fixing on axially with second component, the first fixture and the second fixture are oppositely arranged, the first fixture is fixed on two component tension and compression torsion sensor one end, two component tension and compression torsion sensor other ends and first component are fixed, torsion shaft applies moment of torsion to the second fixture, second component and the 3rd parts are by being connected with the tension and compression load sensor of compressive load for measuring to stretch, at least one in first component and the 3rd parts can provide Tensile or Compressive Loading.
Above-mentioned tension and compression-torsion combined loading test machine, tension and compression load sensor is at least two.
Above-mentioned tension and compression-torsion combined loading test machine, tension and compression load sensor adopts the tension and compression load sensor of single Intermediate Gray through hole, and torsion shaft is arranged in through hole.
The utility model can apply stretching (or compression) load and torque load to testpieces simultaneously, the torque characteristics for detection of testpieces under stretching (or compression) load and stretching (or compression) characteristic under torsional interaction.The utility model is to overcome the deficiencies in the prior art part, and while measuring testpieces moment of torsion in elimination prior art, rotation connection structure forms the interference of moment of friction, improves testing machine torque measurement precision, eliminates torsion curve fluctuation.
brief description of the drawings
Below in conjunction with accompanying drawing to further detailed explanation of the utility model:
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
In figure: 1 first component, 2 second components, 3 the 3rd parts, 4 first fixtures, 5 second fixtures, 6 pairs of component tension and compression torsion sensor, 7 testpieces, 8 tension and compression load sensors, 9 torsion shafts.
Embodiment
Embodiment 1
As shown in Figure 1, tension and compression-torsion combined loading test machine comprises first component 1, torsion shaft 9, second component 2, the 3rd parts 3, two component tension and compression torsion sensor 6 for rotatably support torsion shaft and jointly completes the first fixture 4 and the second fixture 5 that testpieces 7 clamps.Two component tension and compression torsion sensor can either bear axial tension or axle pressure can be born again the moment of torsion acting on in axially vertical plane, centered by axis, measure Tensile or Compressive Loading and torsional load.The first fixture and the second fixture are oppositely arranged, for clamping testpieces.The first fixture is fixed on two component tension and compression torsion sensor one end, and two component tension and compression torsion sensor other ends and first component are fixed.Torsion shaft is directly or indirectly connected with the second fixture, and torsion shaft applies moment of torsion to the second fixture, for testpieces provides torsional load.Second component by being connected with the tension and compression load sensor 8 of compressive load for measuring to stretch, only shows two tension and compression load sensors with the 3rd parts in figure, in fact tension and compression load sensor is at least two.In addition, also can adopt the tension and compression load sensor of single Intermediate Gray through hole, torsion shaft is arranged in through hole.At least one in first component and the 3rd parts can provide Tensile or Compressive Loading, be testpieces Tensile or Compressive Loading is provided, can be divided into three kinds of situations: the first: first component is fixture, the 3rd parts moving member, the moving direction of the 3rd parts is with consistent along torsion shaft axis; The second: first component is moving member, the 3rd parts fixture, the moving direction of first component is with consistent along torsion shaft axis; The third: first component and the 3rd parts are moving member, and their moving direction is with consistent along torsion shaft axis.
Tension and compression-torsion combined loading test machine working method:
When first component and/or the 3rd parts move, can testpieces be applied and be stretched or compressive load, when torsion shaft rotation, can apply torque load to testpieces, the utility model can carry out the work of following two kinds of modes:
1) draw-turn round combined loading test machine, composite testing stretches-reverses;
2) press-turn round combined loading test machine, do and compress-reverse composite testing.
Measurement for stretching with compressive load, can, by two component tension and compression torsion sensor output, also can export by tension and compression load sensor.
Embodiment 2
Tension and compression-torsion combined loading test machine comprises first component, torsion shaft, second component, two component tension and compression torsion sensor for rotatably support torsion shaft and jointly completes the first fixture and second fixture of testpieces clamping, the first fixture and the second fixture are oppositely arranged, the first fixture is fixed on two component tension and compression torsion sensor one end, two component tension and compression torsion sensor other ends and first component are fixed, torsion shaft applies moment of torsion to the second fixture, and at least one in first component and second component can provide Tensile or Compressive Loading.
When first component and/or second component move, can testpieces be applied and be stretched or compressive load, when torsion shaft rotation, can apply torque load to testpieces, the utility model can carry out the work of following two kinds of modes:
1) draw-turn round combined loading test machine, composite testing stretches-reverses;
2) press-turn round combined loading test machine, do and compress-reverse composite testing.
Measurement for stretching with compressive load, by two component tension and compression torsion sensor output.
Embodiment 3
Tension and compression-torsion combined loading test machine comprises first component, torsion shaft, for the second component of rotatably support torsion shaft, two component tension and compression torsion sensor and jointly complete the first fixture and second fixture of testpieces clamping, the first fixture and the second fixture are oppositely arranged, the first fixture is fixed on two component tension and compression torsion sensor one end, two component tension and compression torsion sensor other ends and first component are by being connected with the tension and compression load sensor of compressive load for measuring to stretch, torsion shaft applies moment of torsion to the second fixture, at least one in first component and second component can provide Tensile or Compressive Loading.
When first component and/or second component move, can testpieces be applied and be stretched or compressive load, when torsion shaft rotation, can apply torque load to testpieces, the utility model can carry out the work of following two kinds of modes:
1) draw-turn round combined loading test machine, composite testing stretches-reverses;
2) press-turn round combined loading test machine, do and compress-reverse composite testing.
Measurement for stretching with compressive load, can, by two component tension and compression torsion sensor output, also can export by tension and compression load sensor.
Claims (5)
1. tension and compression-torsion combined loading test machine, it is characterized in that: comprise first component, torsion shaft, second component, two component tension and compression torsion sensor and jointly complete the first fixture and second fixture of testpieces clamping, torsion shaft rotational support is on second component and relative fixing on axially with second component, the first fixture and the second fixture are oppositely arranged, the first fixture is fixed on two component tension and compression torsion sensor one end, two component tension and compression torsion sensor other ends and first component are fixed, torsion shaft applies torque load to the second fixture, at least one in first component and second component can provide Tensile or Compressive Loading.
2. tension and compression-torsion combined loading test machine, it is characterized in that: comprise first component, torsion shaft, second component, two component tension and compression torsion sensor and jointly complete the first fixture and second fixture of testpieces clamping, torsion shaft rotational support is on second component and relative fixing on axially with second component, the first fixture and the second fixture are oppositely arranged, the first fixture is fixed on two component tension and compression torsion sensor one end, two component tension and compression torsion sensor other ends and first component are by being connected with the tension and compression load sensor of compressive load for measuring to stretch, torsion shaft applies moment of torsion to the second fixture, at least one in first component and second component can provide Tensile or Compressive Loading.
3. tension and compression-torsion combined loading test machine, it is characterized in that: comprise first component, torsion shaft, second component, the 3rd parts, two component tension and compression torsion sensor and jointly complete the first fixture and second fixture of testpieces clamping, torsion shaft rotational support is on second component and relative fixing on axially with second component, the first fixture and the second fixture are oppositely arranged, the first fixture is fixed on two component tension and compression torsion sensor one end, two component tension and compression torsion sensor other ends and first component are fixed, torsion shaft applies moment of torsion to the second fixture, second component and the 3rd parts are by being connected with the tension and compression load sensor of compressive load for measuring to stretch, at least one in first component and the 3rd parts can provide Tensile or Compressive Loading.
4. according to the tension and compression-torsion combined loading test machine described in claim 2 or 3, it is characterized in that: tension and compression load sensor is at least two.
5. according to the tension and compression-torsion combined loading test machine described in claim 2 or 3, it is characterized in that: tension and compression load sensor adopts the tension and compression load sensor of single Intermediate Gray through hole, and torsion shaft is arranged in through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420478757.7U CN204008309U (en) | 2014-08-22 | 2014-08-22 | A kind of tension and compression-torsion combined loading test machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420478757.7U CN204008309U (en) | 2014-08-22 | 2014-08-22 | A kind of tension and compression-torsion combined loading test machine |
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| CN204008309U true CN204008309U (en) | 2014-12-10 |
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| CN201420478757.7U Active CN204008309U (en) | 2014-08-22 | 2014-08-22 | A kind of tension and compression-torsion combined loading test machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103235012A (en) * | 2013-05-20 | 2013-08-07 | 北京环鼎科技有限责任公司 | Resistivity sensor |
| CN105372127A (en) * | 2014-08-22 | 2016-03-02 | 郑全山 | Tension-compression and torsion composite loading testing machine |
| CN111579357A (en) * | 2020-07-13 | 2020-08-25 | 兰州理工大学 | Height-adjustable self-balancing type pressure-torsion test device and method |
| CN112014221A (en) * | 2020-09-03 | 2020-12-01 | 西南石油大学 | Well drilling traction robot supporting mechanism testing arrangement |
-
2014
- 2014-08-22 CN CN201420478757.7U patent/CN204008309U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103235012A (en) * | 2013-05-20 | 2013-08-07 | 北京环鼎科技有限责任公司 | Resistivity sensor |
| CN105372127A (en) * | 2014-08-22 | 2016-03-02 | 郑全山 | Tension-compression and torsion composite loading testing machine |
| CN111579357A (en) * | 2020-07-13 | 2020-08-25 | 兰州理工大学 | Height-adjustable self-balancing type pressure-torsion test device and method |
| CN112014221A (en) * | 2020-09-03 | 2020-12-01 | 西南石油大学 | Well drilling traction robot supporting mechanism testing arrangement |
| CN112014221B (en) * | 2020-09-03 | 2022-02-15 | 西南石油大学 | Well drilling traction robot supporting mechanism testing arrangement |
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