CN106289971A - Assay device for the test of concrete filled steel tubular member tensile fatigue - Google Patents
Assay device for the test of concrete filled steel tubular member tensile fatigue Download PDFInfo
- Publication number
- CN106289971A CN106289971A CN201610631157.3A CN201610631157A CN106289971A CN 106289971 A CN106289971 A CN 106289971A CN 201610631157 A CN201610631157 A CN 201610631157A CN 106289971 A CN106289971 A CN 106289971A
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- Prior art keywords
- test
- fixture
- screw
- ball
- assay device
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/005—Electromagnetic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0073—Fatigue
Abstract
The invention discloses a kind of assay device for the test of concrete filled steel tubular member tensile fatigue, including ball-screw, Timing Belt, sensor, servomotor, callosity, support platform, switch, single-chip microcomputer, lower clamp, upper fixture, fixture joint, crossbeam, pin hole, remove handle, locking nut, jaw, friction plate and locking hole.The friction plate being provided with threaded structure in the fixture that the present invention is provided with can be the most fixing with the locking hole being uniformly arranged overleaf, locking armored concrete testpieces, prevent when carrying out tension test testpieces due to tensile force is excessive and the disengaging fixture that slides, it is possible to be effectively improved the process of tension test；Use servomotor, Timing Belt and the drive mechanism of ball-screw composition, change traditional hydraulic drive, there is transmission effective, the advantages such as security performance is high, energy-conserving and environment-protective；The single-chip microcomputer being provided with can effectively carry out electronic surveying, numerical monitor, test speed continuously adjustabe and component fracture autostop.
Description
Technical field
The present invention relates to the assay device of a kind of tensile fatigue test, be specially one and stretch for concrete filled steel tubular member
The assay device of testing fatigue, belongs to mechanical test equipment applied technical field.
Background technology
The assay device of testing fatigue can be by various mode and tests the machine of fatigue；The assay device of testing fatigue
Feature be can realize high load capacity, altofrequency thus shorten test period, reduce testing expenses；The assay device of testing fatigue
For being measured the stretching under room temperature state of metal, alloy material and component thereof, compression or the fatigue of tension and compression stress alternation
Characteristic, fatigue life, precrack and crack expansion test；The assay device of existing hydraulic tensioning testing fatigue has many living
Dynamic component and sealing member, maintenance cost is high, it addition, its energy cost is the highest, because pump must continuously run, and hydraulic oil
Once polluting and be necessary for changing, due to the sealing member friction of actuating device, the movable mass of actuating device is excessively poor, the most existing
Tensile fatigue test its fixture of assay device often occur that when stretching the insufficient strength of fixture causes slip, causes
Tension test cannot the most persistently be carried out, and conventional efficient is low.
Summary of the invention
The purpose of the present invention is that provides a kind of tired for concrete filled steel tubular member stretching to solve the problems referred to above
The assay device of labor test.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of for the survey of concrete filled steel tubular member tensile fatigue
The assay device of examination, including support platform, is provided with servomotor inside described support platform, described support platform bottom is provided with foot
Pad, described support platform top surface is provided with switch, ball-screw, and described ball-screw internal connection Timing Belt；Described rolling
Connecting cross beam between ballscrew, and described crossbeam bottom stationary fixture joint；Described fixture joint bottom connects upper fixture, and institute
State fixture and be arranged right below lower clamp；Described lower clamp bottom connects sensor, and described sensor connects single-chip microcomputer；Described
Upper fixture inside top offers pin hole, and described pin hole bottom is provided with and removes handle；It is provided with locking screw inside described upper fixture
Mother, jaw, friction plate, locking hole.
Preferably, described friction plate is the friction plate that a kind of surface is provided with uniform screw thread.
Preferably, in described upper fixture and the described identical structure of lower clamp employing, and described upper fixture and described lower clamp
Surface is provided with several locking holes.
Preferably, described ball-screw sets reeded ball-screw for a kind of side, and described crossbeam and described ball
It is slidably connected between leading screw.
Preferably, it is equipped with, between described fixture joint and described upper fixture, described lower clamp, the pin hole cooperated.
The invention has the beneficial effects as follows: the fixture of this assay device is provided with the friction plate of threaded structure, and uniformly sets
Put locking hole overleaf, therefore can be the most fixing, lock armored concrete testpieces, prevent the test when carrying out tension test
Part due to tensile force is excessive and the disengaging fixture that slides, it is possible to be effectively improved the process of tension test, it is ensured that tension test is entered safely
OK；The Timing Belt being provided with can carry out upper and lower fixture and be synchronized with the movement, and improves transmission quality and position precision；Employing servomotor,
Timing Belt and the drive mechanism of ball-screw composition, change traditional hydraulic drive, have transmission effective, and security performance is high,
Energy-conserving and environment-protective, reduce maintenance cost, it is to avoid frequently change the advantages such as hydraulic oil；The single-chip microcomputer being provided with can effectively carry out electronic, horological
Amount, numerical monitor, test speed continuously adjustabe and component fracture autostop, trystate etc. is shown in real time；Have
Good economic benefit and social benefit, be suitable for promoting the use of, significantly to promote conventional efficient.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention；
Fig. 2 is clamp structure schematic diagram in the present invention.
In figure: 1, ball-screw, 2, Timing Belt, 3, sensor, 4, servomotor, 5, callosity, 6, support platform, 7, open
Close, 8, single-chip microcomputer, 9, upper fixture, 91, pin hole, 92, remove handle, 93, locking nut, 94, jaw, 95, friction plate, 96, locking
Hole, 10, lower clamp, 11, fixture joint, 12, crossbeam.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Referring to shown in Fig. 1-2, a kind of assay device for the test of concrete filled steel tubular member tensile fatigue, including supporting
Platform 6, described support platform 6 is internal is provided with servomotor 4, and described support platform 6 bottom is provided with callosity 5, described support platform 6
Top surface is provided with switch 7, ball-screw 1, and described ball-screw 1 internal connection Timing Belt 2；Between described ball-screw 1
Connecting cross beam 12, and described crossbeam 12 bottom stationary fixture joint 11；Described fixture joint 11 bottom connects upper fixture 9, and institute
State fixture 9 bottom and be provided with lower clamp 10；Described lower clamp 10 bottom connects sensor 3, and described sensor 3 connects single-chip microcomputer
8；Described upper fixture 10 inside top offers pin hole 91, and described pin hole 91 bottom is provided with and removes 92；Described upper fixture
10 inside are provided with locking nut 93, jaw 94, friction plate 95, locking hole 96.
As a kind of technical optimization scheme of the present invention, described friction plate 95 is the friction that a kind of surface is provided with uniform screw thread
Plate 95, has good non-skid property.
As a kind of technical optimization scheme of the present invention, described upper fixture 9 uses identical structure with described lower clamp 10, and
Described upper fixture 9 is provided with several locking holes 96 with described lower clamp 10 inner surface, can be by locking nut to experimental piece.
As a kind of technical optimization scheme of the present invention, described ball-screw 1 sets reeded ball wire for a kind of side
It is slidably connected between thick stick 1, and described crossbeam 12 and described ball-screw 1, can effectively realize sliding up and down.
As a kind of technical optimization scheme of the present invention, described fixture joint 11 and described upper fixture 9, described lower clamp 10
Between be equipped with the pin hole 91 cooperated, connect convenient fixing.
In use, this kind passes through to test the present invention for the assay device of concrete filled steel tubular member tensile fatigue test
Upper fixture 9, lower clamp 10 are installed to, on the upper fixture joint 11 of testing machine, plug latch, screw on pin hole 91 by part respectively
Locking nut 93；First move the removing 92 of fixture 9, make jaw 94 open suitable width, more than the thickness of filled component be
Can；Component one section is put between upper fixture 9 jaw 94, and makes component be positioned at the central authorities of jaw 94, unclamp and remove 92, by structure
Part upper end clamps；Move removing fixture on 92(of lower clamp 10 identical with the structure of lower clamp), and by adjusting moving beam
12 height, insert component the jaw 94 of lower clamp 10, then unclamp and remove 92, make jaw 94 clamping component of fixture；Open
Switch 7, servomotor 4 drives, and under the control of single-chip microcomputer 8, controls ball-screw 1 and drives crossbeam 12 to move with Timing Belt 2, band
Dynamic upper fixture 9, lower clamp 10 move, and testpieces carries out tension test, and sensor 3 receives tension values and is delivered to single-chip microcomputer 8 and enters
Row display.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter
From the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all by fall in the implication of equivalency and scope of claim
Change is included in the present invention.Should not be considered as limiting involved claim by any reference in claim.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only wraps
Containing an independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should
Description can also be formed those skilled in the art through appropriately combined as an entirety, the technical scheme in each embodiment
May be appreciated other embodiments.
Claims (5)
1., for an assay device for concrete filled steel tubular member tensile fatigue test, including support platform (6), its feature exists
In: described support platform (6) is internal is provided with servomotor (4), and described support platform (6) bottom is provided with callosity (5), described support
Platform (6) top surface is provided with switch (7), ball-screw (1), and described ball-screw (1) internal connection Timing Belt (2)；Institute
State connecting cross beam (12) between ball-screw (1), and described crossbeam (12) bottom stationary fixture joint (11)；Described fixture joint
(11) bottom connects upper fixture (9), and described upper fixture (9) is arranged right below lower clamp (10)；Described lower clamp (10) bottom
Connect sensor (3), and described sensor (3) connects single-chip microcomputer (8)；Described upper fixture (9) inside top offers pin hole
, and described pin hole (91) bottom is provided with and removes (92) (91)；Described upper fixture (9) is internal is provided with locking nut (93), jaw
(94), friction plate (95), locking hole (96).
A kind of assay device for the test of concrete filled steel tubular member tensile fatigue the most according to claim 1, its feature
It is: described friction plate (95) is the friction plate (95) that a kind of surface is provided with uniform screw thread.
A kind of assay device for the test of concrete filled steel tubular member tensile fatigue the most according to claim 1, its feature
It is: described upper fixture (9) and described lower clamp (10) use identical structure, and described upper fixture (9) and described lower clamp
(10) inner surface is equipped with several locking holes (96).
A kind of assay device for the test of concrete filled steel tubular member tensile fatigue the most according to claim 1, its feature
It is: described ball-screw (1) sets reeded ball-screw (1) for a kind of side, and described crossbeam (12) and described ball
Leading screw is slidably connected between (1).
A kind of assay device for the test of concrete filled steel tubular member tensile fatigue the most according to claim 1, its feature
It is: described fixture joint (11) and described upper fixture (9), described lower clamp are equipped with, between (10), the pin hole cooperated
(91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610631157.3A CN106289971B (en) | 2016-08-04 | 2016-08-04 | Experimental rig for the test of concrete filled steel tubular member tensile fatigue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610631157.3A CN106289971B (en) | 2016-08-04 | 2016-08-04 | Experimental rig for the test of concrete filled steel tubular member tensile fatigue |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106289971A true CN106289971A (en) | 2017-01-04 |
| CN106289971B CN106289971B (en) | 2019-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610631157.3A Active CN106289971B (en) | 2016-08-04 | 2016-08-04 | Experimental rig for the test of concrete filled steel tubular member tensile fatigue |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677549A (en) * | 2017-09-21 | 2018-02-09 | 方乐 | A kind of tensile strength test equipment of GSZ |
| CN108037005A (en) * | 2017-10-27 | 2018-05-15 | 深圳市万泽航空科技有限责任公司 | A kind of new fatigue tester |
| CN108195678A (en) * | 2018-02-08 | 2018-06-22 | 丹阳市鼎新机械设备有限公司 | A kind of device for testing tensile strength of metal wire |
| CN108362536A (en) * | 2018-02-09 | 2018-08-03 | 广东省韶关市质量计量监督检测所 | A kind of processing method of Ribbed Bar axial tension fatigue test sample |
| CN108709805A (en) * | 2018-08-03 | 2018-10-26 | 奇瑞万达贵州客车股份有限公司 | A kind of Material Testing Machine |
| CN110389078A (en) * | 2019-07-10 | 2019-10-29 | 鲁普耐特集团有限公司 | A kind of fibrecord draws pulling fatigue experimental instrument and its test method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274821B (en) * | 2018-08-30 | 2020-04-14 | 南京禹智智能科技有限公司 | High-precision industrial intelligent clamp device |
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| CN200972439Y (en) * | 2006-11-15 | 2007-11-07 | 济南试金集团有限公司 | Wedge lever-type stretch chuck |
| CN101368894A (en) * | 2008-09-18 | 2009-02-18 | 江苏明珠试验机械有限公司 | Tension tester |
| CN201497675U (en) * | 2009-08-28 | 2010-06-02 | 江都市金都试验机械厂 | Multifunctional tensile testing fixture |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677549A (en) * | 2017-09-21 | 2018-02-09 | 方乐 | A kind of tensile strength test equipment of GSZ |
| CN108037005A (en) * | 2017-10-27 | 2018-05-15 | 深圳市万泽航空科技有限责任公司 | A kind of new fatigue tester |
| CN108195678A (en) * | 2018-02-08 | 2018-06-22 | 丹阳市鼎新机械设备有限公司 | A kind of device for testing tensile strength of metal wire |
| CN108362536A (en) * | 2018-02-09 | 2018-08-03 | 广东省韶关市质量计量监督检测所 | A kind of processing method of Ribbed Bar axial tension fatigue test sample |
| CN108709805A (en) * | 2018-08-03 | 2018-10-26 | 奇瑞万达贵州客车股份有限公司 | A kind of Material Testing Machine |
| CN110389078A (en) * | 2019-07-10 | 2019-10-29 | 鲁普耐特集团有限公司 | A kind of fibrecord draws pulling fatigue experimental instrument and its test method |
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| Publication number | Publication date |
|---|---|
| CN106289971B (en) | 2019-03-22 |
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