CN102323048B - Horizontal tensile testing machine for mining loop chain - Google Patents
Horizontal tensile testing machine for mining loop chain Download PDFInfo
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- CN102323048B CN102323048B CN201110144001XA CN201110144001A CN102323048B CN 102323048 B CN102323048 B CN 102323048B CN 201110144001X A CN201110144001X A CN 201110144001XA CN 201110144001 A CN201110144001 A CN 201110144001A CN 102323048 B CN102323048 B CN 102323048B
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- loop chain
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Abstract
The invention discloses a horizontal tensile testing machine for a mining loop chain. The horizontal tensile testing machine comprises a bottom frame, a fixed harness, a power device, a sensor and a movable harness, wherein the fixed harness is arranged on the bottom frame; both the fixed harness and the movable harness are provided with loop chain installation structures; the fixed harness is arranged at one end of the bottom frame; the other end of the bottom frame is provided with a support body which projects upwards; a movable device is positioned on the bottom frame on the inner side of the support body; the power device is positioned on the outer side of the support body; the inner end of the power device is used for pressing the sensor against the support body; the outer end of the power device is connected with the movable harness through a pull rod; the fixed harness and the movable harness are provided with matched long round pin holes; and the central lines of the long round pin holes, the central line of the pull rod, the central line of the power device and the central line of the sensor are positioned on the same plane. The testing machine has the advantages of energy-saving testing process, safety, environmental friendliness, movability and low manufacturing cost and testing cost.
Description
Technical field
The present invention relates to the technical field of mining loop chain testing equipment, particularly relate to a kind of horizontal tensile testing machine for mining loop chain.
Background technology
The tension test of existing mining loop chain is generally all carried out on existing puller system, because existing puller system is mostly to adopt vertical puller system, it is highly higher, operating process trouble, wasting manpower and material resources.Mobile inconvenience, can not realize mobile operating in addition, lacks dirigibility.
Because existing puller system is all that the steel that detect the conventional trade mark are used, for mining loop chain, not very applicable, generally also be difficult to accomplish the test of disrumpent feelings property, can not reach the purpose of test fully.
In view of the foregoing, be badly in need of a kind of special testing equipment and solve these problems.
Summary of the invention
The objective of the invention is, in order to address the above problem, provides a kind of horizontal tensile testing machine for mining loop chain.
Technical scheme of the present invention is: a kind of horizontal tensile testing machine for mining loop chain, contain underframe, be arranged on the fixedly harness on underframe, this testing machine also contains propulsion system, sensor, portable fittings, fixedly on harness and portable fittings, be equipped with the loop chain mounting structure, described fixedly harness is arranged on an end of underframe, the other end of described underframe is provided with the supporter raised up, described head is positioned on the underframe of inboard of this supporter, described propulsion system are positioned at this supporter outside, the inner end of these propulsion system is pressed in the sensor top on this supporter, between propulsion system outer end and portable fittings, be connected by pull bar.Described fixedly harness and portable fittings are provided with the oval pin-and-hole of coupling, and the center line of above-mentioned oval pin-and-hole and described pull bar center line, propulsion system center line and center sensor line are in same plane.
Described underframe contains panel and two beams, and described beam outside is channel-section steel, at the inner joist steel that coupling is arranged that embeds of channel-section steel.
The symmetria bilateralis of described portable fittings is provided with two otic placodes of the connection with through hole, and the outer end of described propulsion system is provided with top board, and the two ends of this top board are provided with through hole, and described pull bar is that two symmetries are connected between the connection otic placode and top board of portable fittings both sides.
The bottom of described propulsion system and sensor is equipped with bracing frame.
The bottom of described portable fittings is provided with rolling mechanism.
Described propulsion system are mechanic jacks, hydraulic cylinder or are pneumatic cylinder.
Described supporter is semicircle, snaps onto on underframe, and the one side that deviates from sensor at supporter is provided with deep floor.
Described underframe is provided with extension near an end of propulsion system, and this extension comprises the simple and easy supporting leg of panel and bottom.
Beneficial effect of the present invention
This testing machine, oppositely pull mobile harness by pull bar, realizes the rupture test to loop chain, simple in structure, convenient operation, and a people just can complete whole process of the test, has alleviated labour intensity, and the precision of its detection does not reduce.With respect to existing testing machine, this machine process of the test is energy-conservation, safety, and environmental protection, removable, cost of manufacture and experimentation cost are all very low.
The underframe bottom of this testing machine is arranged on the inner joist steel that coupling is arranged that embeds of channel-section steel, can provide powerful anchorage force to underframe, guarantees that in the situation that loop chain is disrumpent feelings, the rigidity of whole underframe does not change, and is also accuracy and precision for warranty test.
This testing machine, by axial sensor direct-detection rate of loading, do not need through the secondary computing, but the direct-reading data has been simplified process of the test.
By the bottom in mobile harness, rolling mechanism is set, can farthest reduces the friction force between mobile harness and underframe, reduce the interference to test accuracy.
The optional mechanic jacks of propulsion system, hydraulic cylinder or be pneumatic cylinder, versatile and flexible, simple installation.
Coverage is large, can do all size chain link, for example three encircle, and five rings, seven rings are even more.
The accompanying drawing explanation
Fig. 1 is one of this horizontal tensile testing machine for mining loop chain master TV structure schematic diagram;
Fig. 2 be Fig. 1 or Fig. 3 the plan structure schematic diagram;
Fig. 3 is two of this horizontal tensile testing machine for mining loop chain master TV structure schematic diagram;
Fig. 4 is the A-A cross-sectional view in Fig. 1 or Fig. 3;
Fig. 5 is the B-B cross-sectional view in Fig. 1 or Fig. 3.
Embodiment
1. underframe in figure, 2. fixedly harness, 3. portable fittings, 4. pull bar, 5. deep floor, 6. supporter, 7. sensor, 8. propulsion system, 9. top board, 10. extension, 11. simple and easy supporting legs, 12. bracing frames, 13. rolling mechanisms, wherein 1-1. panel, 1-2. beam.
Embodiment mono-: referring to Fig. 1, Fig. 2, Fig. 4, Fig. 5, a kind of horizontal tensile testing machine for mining loop chain in figure, contain underframe, be arranged on the fixedly harness on underframe, this testing machine also contains propulsion system, sensor, portable fittings, fixedly on harness and portable fittings, be equipped with the loop chain mounting structure, described fixedly harness is arranged on an end of underframe, the other end of described underframe is provided with the supporter raised up, described head is positioned on the underframe of inboard of this supporter, described propulsion system are positioned at this supporter outside, the inner end of these propulsion system is pressed in the sensor top on this supporter, between propulsion system outer end and portable fittings, be connected by pull bar.
Described underframe contains panel and two beams, and described beam outside is channel-section steel, at the inner joist steel that coupling is arranged that embeds of channel-section steel.
The symmetria bilateralis of described portable fittings is provided with two otic placodes of the connection with through hole, and the outer end of described propulsion system is provided with top board, and the two ends of this top board are provided with through hole, and described pull bar is that two symmetries are connected between the connection otic placode and top board of portable fittings both sides.
Described fixedly harness and portable fittings are provided with the oval pin-and-hole of coupling, and the center line of above-mentioned oval pin-and-hole and described pull bar center line, propulsion system center line and center sensor line are in same plane.
The bottom of described propulsion system and sensor is equipped with bracing frame.
Described propulsion system are mechanic jacks, hydraulic cylinder or are pneumatic cylinder.
Described supporter is semicircle, snaps onto on underframe, and the one side that deviates from sensor at supporter is provided with deep floor.
Described underframe is provided with extension near an end of propulsion system, and this extension comprises the simple and easy supporting leg of panel and bottom.
This machine course of work:
The two ends of one section mining loop chain of the intercepting that at first will be detected are arranged between fixedly harness and portable fittings by bearing pin respectively, then the steering maneuver device stretches out forward, by top board, drive pull bar, the final portable fittings that drives moves forward, progressively elongate the distance between fixedly harness and portable fittings, sensor is because the pressure that is subject to propulsion system changes, and the output Mechanical Data is to its display screen.Testing crew can directly be read load condition by display screen.
For practicality and reliability that this testing machine is described, the inventor has done following contrast test:
The first step: first group of 3 extension is disrumpent feelings on the vertical testing machine of WE-100 respectively, and the Fracture Force value is respectively:
585KN,
587KN,
588KN, its mean force value is
586.7KN.
Second step: second group of 3 extension is disrumpent feelings on the self-control horizontal tensile testing machine respectively, and the Fracture Force value is respectively:
584KN,
586KN,
588KN, its mean force value is
586.0KN.
Contrast above-mentioned test figure, two class cell means are lower than 1% error amount, sufficient proof the horizontal tensile testing machine for mining loop chain of this patent to detect data credible, possess the ability of applying.
Embodiment bis-: referring to Fig. 3, Fig. 2, Fig. 4, Fig. 5, a kind of horizontal tensile testing machine for mining loop chain in figure, contain underframe, be arranged on the fixedly harness on underframe, this testing machine also contains propulsion system, sensor, portable fittings, fixedly on harness and portable fittings, be equipped with the loop chain mounting structure, described fixedly harness is arranged on an end of underframe, the other end of described underframe is provided with the supporter raised up, described head is positioned on the underframe of inboard of this supporter, described propulsion system are positioned at this supporter outside, the inner end of these propulsion system is pressed in the sensor top on this supporter, between propulsion system outer end and portable fittings, be connected by pull bar.
Described underframe contains panel and two beams, and described beam outside is channel-section steel, at the inner joist steel that coupling is arranged that embeds of channel-section steel.
The symmetria bilateralis of described portable fittings is provided with two otic placodes of the connection with through hole, and the outer end of described propulsion system is provided with top board, and the two ends of this top board are provided with through hole, and described pull bar is that two symmetries are connected between the connection otic placode and top board of portable fittings both sides.
Described fixedly harness and portable fittings are provided with the oval pin-and-hole of coupling, and the center line of above-mentioned oval pin-and-hole and described pull bar center line, propulsion system center line and center sensor line are in same plane.
The bottom of described propulsion system and sensor is equipped with bracing frame.
The bottom of described portable fittings is provided with rolling mechanism.
Described propulsion system are mechanic jacks, hydraulic cylinder or are pneumatic cylinder.
Described supporter is semicircle, snaps onto on underframe, and the one side that deviates from sensor at supporter is provided with deep floor.
Described underframe is provided with extension near an end of propulsion system, and this extension comprises the simple and easy supporting leg of panel and bottom.
The course of work of this embodiment is with embodiment mono-.
Claims (8)
1. horizontal tensile testing machine for mining loop chain, contain underframe, be arranged on the fixedly harness on underframe, this testing machine also contains propulsion system, sensor, portable fittings, fixedly on harness and portable fittings, be equipped with the loop chain mounting structure, it is characterized in that: described fixedly harness is arranged on an end of underframe, the other end of described underframe is provided with the supporter raised up, described head is positioned on the underframe of inboard of this supporter, described propulsion system are positioned at this supporter outside, the inner end of these propulsion system is pressed in the sensor top on this supporter, between propulsion system outer end and portable fittings, be connected by pull bar, described fixedly harness and portable fittings are provided with the oval pin-and-hole of coupling, and the center line of above-mentioned oval pin-and-hole and described pull bar center line, propulsion system center line and center sensor line are in same plane.
2. horizontal tensile testing machine for mining loop chain according to claim 1, it is characterized in that: described underframe contains panel and two beams, and described beam outside is channel-section steel, at the inner joist steel that coupling is arranged that embeds of channel-section steel.
3. horizontal tensile testing machine for mining loop chain according to claim 1, it is characterized in that: the symmetria bilateralis of described portable fittings is provided with two otic placodes of the connection with through hole, the outer end of described propulsion system is provided with top board, the two ends of this top board are provided with through hole, and described pull bar is that two symmetries are connected between the connection otic placode and top board of portable fittings both sides.
4. horizontal tensile testing machine for mining loop chain according to claim 1, it is characterized in that: the bottom of described propulsion system and sensor is equipped with bracing frame.
5. horizontal tensile testing machine for mining loop chain according to claim 1, it is characterized in that: the bottom of described portable fittings is provided with rolling mechanism.
6. horizontal tensile testing machine for mining loop chain according to claim 1 is characterized in that: described propulsion system are mechanic jacks, hydraulic cylinder or are pneumatic cylinder.
7. horizontal tensile testing machine for mining loop chain according to claim 1 is characterized in that: described supporter, for semicircle, snaps onto on underframe, and the one side that deviates from sensor at supporter is provided with deep floor.
8. horizontal tensile testing machine for mining loop chain according to claim 1 is characterized in that: described underframe is provided with extension near an end of propulsion system, and this extension comprises the simple and easy supporting leg of panel and bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110144001XA CN102323048B (en) | 2011-05-31 | 2011-05-31 | Horizontal tensile testing machine for mining loop chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110144001XA CN102323048B (en) | 2011-05-31 | 2011-05-31 | Horizontal tensile testing machine for mining loop chain |
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| CN102323048A CN102323048A (en) | 2012-01-18 |
| CN102323048B true CN102323048B (en) | 2013-11-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103115773B (en) * | 2013-02-07 | 2014-12-17 | 杭州东华链条集团有限公司 | High-speed chain rotation fatigue tester |
| CN105181305B (en) * | 2015-06-12 | 2018-03-06 | 攀钢集团攀枝花钢铁研究院有限公司 | Ratchet wheel tensioner detection means and detection method |
| CN107328653A (en) * | 2017-07-20 | 2017-11-07 | 浙江师范大学 | The biaxial tension-compression strength device such as electroactive polymer |
| CN110057578A (en) * | 2019-01-02 | 2019-07-26 | 襄阳金飞环彩色包装有限公司 | It scalds mould machine fortune paper row chain item and stretches detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1645210A1 (en) * | 1988-11-09 | 1991-04-30 | Проектно-Конструкторский Институт Конвейеростроения | Stand for testing overhead conveyer chains |
| CN1123908A (en) * | 1995-05-05 | 1996-06-05 | 新汶矿务局职工大学 | Determination of deformation of connecting chain between narrow rail vehicles for mines |
| US7591190B2 (en) * | 2006-02-27 | 2009-09-22 | American Fabricating, Llc | Test stand |
| CN101393094B (en) * | 2008-10-10 | 2010-10-13 | 江阴华新钢缆有限公司 | Avertence tensile machine |
| CN102004057A (en) * | 2010-10-14 | 2011-04-06 | 厦门大学 | Tensile detecting system for 3-ring chain based on machine vision |
| CN202075125U (en) * | 2011-05-31 | 2011-12-14 | 河南省煤炭科学研究院有限公司 | Mining loop chain type pull test machine |
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Inventor after: Fu Quanzhen Inventor after: Lei Hao Inventor after: Guo Jinliang Inventor after: Deng Bo Inventor after: Li Zhihai Inventor after: Chen Zhaoye Inventor after: Huang Dejun Inventor after: Ren Guipin Inventor after: Zhao Bo Inventor after: Xu Guoqiang Inventor after: Su Nanding Inventor before: Fu Quanzhen |
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Effective date of registration: 20181102 Address after: 450000 17 Fengyang street, hi tech Industrial Development Zone, Zhengzhou, Henan Patentee after: Henan Coal Academy Testing Technology Co., Ltd. Address before: 450001 17 Fengyang street, hi tech Development Zone, Zhengzhou, Henan Patentee before: Henan Coal Science Research Institute Co., Ltd. |