CN110108582A - A kind of steel wire alternating bending test device and steel wire detection method - Google Patents
A kind of steel wire alternating bending test device and steel wire detection method Download PDFInfo
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- CN110108582A CN110108582A CN201910360781.8A CN201910360781A CN110108582A CN 110108582 A CN110108582 A CN 110108582A CN 201910360781 A CN201910360781 A CN 201910360781A CN 110108582 A CN110108582 A CN 110108582A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 133
- 239000010959 steel Substances 0.000 title claims abstract description 133
- 238000005452 bending Methods 0.000 title claims abstract description 44
- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 82
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 73
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 229920000742 Cotton Polymers 0.000 claims abstract description 34
- 230000008520 organization Effects 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000000523 sample Substances 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 4
- 238000007689 inspection Methods 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 6
- 206010017076 Fracture Diseases 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 2
- 208000031294 Upper limb fractures Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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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
- G01N3/02—Details
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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
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
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- 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
- G01N2203/0001—Type of application of the stress
- G01N2203/0005—Repeated or cyclic
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- 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
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
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- 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
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0037—Generation of the force using mechanical means involving a rotating movement, e.g. gearing, cam, eccentric, or centrifuge effects
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- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/028—One dimensional, e.g. filaments, wires, ropes or cables
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- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0688—Time or frequency
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- Life Sciences & Earth Sciences (AREA)
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- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention relates to a kind of steel wire alternating bending test device and steel wire detection methods, belong to engineering Inspection Technique field, including pedestal, pedestal, it is rotatably connected on the rotation axis of pedestal one end, fixed rocker arm on the rotating shaft, the lower installation clamp system being set on the base, upper installation clamp system and guiding mechanism on rocker arm are set, positioning mechanism is provided on pedestal, firm organization is provided on rocker arm, firm organization includes the mounting blocks being installed on rocker arm, the angle pulley being rotatably supported on rocker arm, be installed on mounting blocks around cotton rope, angle pulley is bypassed around one end of cotton rope, across pedestal, clump weight is installed with across pedestal.By the way that firm organization is arranged on rocker arm, not only reduce the labor intensity of operator, and make the rate of rocker arm reciprocating rotation more evenly, improve the stability and practicability that it is used, simultaneously when steel wire is detected, steel wire is aligned, make the installation of steel wire it is more stable, detection it is more acurrate.
Description
Technical field
The present invention relates to engineering Inspection Technique field, in particular to a kind of steel wire alternating bending test device and steel wire detection
Method.
Background technique
Steel wire alternating bending test is to measure the resistance to alternating bending of steel wire plastic deformation ability, detection steel wire and its coating
Performance, and show a kind of method of its defect.
Currently, the patent document that authorized announcement date is 2017.05.17, Authorization Notice No. is CN206177724U discloses
A kind of reinforcing bar back-and-forth bending test machine, including be made of pedestal, cursor pedestal, branch roller hold-down support, rotation bending arm, wherein
Cursor pedestal, which is spirally connected, to be fixed on the base and has towards branch roller hold-down support, height-adjustable attachment hole, the fixed branch of branch roller
Seat be side fix, be arranged on pedestal in pairs to side slide lock, and on branch roller hold-down support institute's attaching branch roller docking
Face is aligned with attachment hole center;Rotation bending arm is the crank arm for including upper section, middle section, bottom section, and wherein upper section is hollow pipe
Part, middle section attaching is equipped with screw collet and at least one leads straight block, and bottom section, which is connected in attachment hole, is driven swing arm rotation, is turning
The main shaft of dynamic bend arm perpendicular under pedestal state, the reinforcing bar of test to be bent successively penetrate upper section, be fixed on screw collet,
It leads the perforation of straight block and is clamped on branch roller.The reinforcing bar back-and-forth bending test machine needs operator when detecting to reinforcing bar
Apply active force to rotation bending arm and make its rotation, the rate of rotation bending arm reciprocating rotation is more uniform, the detection to reinforcing bar
It is more accurate.When rotation bending arm is rotated from plumbness to side, operator needs to be pressed downward rotation bending arm and makes it
Rotation, when rotation bending arm returns to plumbness, operator needs to pull up rotation bending arm and makes its rotation, operator
Member is easy to the difference due to proficiency and influences the rate that rotation bending arm rotates, and then influences the accuracy of reinforcing bar detection.
Summary of the invention
The purpose of the present invention is to provide a kind of steel wire alternating bending test device, by rocker arm far from rotation axis one
End setting firm organization, when rocker arm needs to return to plumbness, clump weight shakes arm by coiling rope band and rotates, operator
It is pressed downward rocker arm and controls the slewing rate of rocker arm, not only reduce the labor intensity of operator, and make rocker arm reciprocating rotary
Dynamic rate more evenly, improve steel wire detection accuracy, and then improve steel wire alternating bending test device use it is steady
Qualitative and practicability.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of steel wire alternating bending test device, including pedestal, the pedestal being set on the base, be rotatably connected on pedestal one end and
Rotation axis in the horizontal direction, be installed in rotation axis far from pedestal one end and in the rocker arm of vertical rotation in surface, be arranged in pedestal
On top surface and it is used for the lower installation clamp system of clamping steel wire bottom end, is arranged on rocker arm side and is used for clamping steel wire top
Upper installation clamp system is arranged on rocker arm side and is located at lower installation clamp system and the upper guiding installed between clamp system
Mechanism, is provided with the positioning mechanism for making rocker arm keep plumbness on the pedestal, the rocker arm far from rotation axis one
End is provided with firm organization, and the firm organization includes the mounting blocks being installed on rocker arm side, is rotatably supported on rocker arm
Angle pulley, be installed on mounting blocks around cotton rope, the mounting blocks are located at upper installation clamp system far from lower installation clamping machine
Structure side, the angle pulley be located at mounting blocks far from it is upper installation clamp system side, it is described around cotton rope far from mounting blocks
One end bypasses angle pulley, is installed with clump weight, the axis of the angle pulley and the axis of rotation axis across pedestal, across pedestal
Line is vertical, and the axis of the angle pulley and rocker arm are vertical, and the both ends around cotton rope are located at the two sides of rocker arm.
By using above-mentioned technical proposal, firm organization is set far from one end of rotation axis in rocker arm, in rocker arm by vertical
When state is rotated to side, operator is pressed downward rotation bending arm and makes its rotation, when rocker arm returns to plumbness, counterweight
Block shakes arm rotation by coiling rope band, and operator is pressed downward rocker arm and controls the slewing rate of rocker arm, not only reduces behaviour
Make the labor intensity of personnel, and the rate for making rocker arm reciprocating rotation is more evenly, improves the accuracy of steel wire detection, Jin Erti
The stability and practicability that high steel wire alternating bending test device uses, while by upper installation clamp system and lower installation
Guiding mechanism is set between clamp system, plays the role of guiding to steel wire, further improves the accuracy of steel wire detection.
The present invention is further arranged to: there are two the base top surface rotational supports supports pulley, the support pulley
Axis is parallel with the axis of angle pulley, described to be located between two support pulleys around cotton rope.
By using above-mentioned technical proposal, in rocker arm rotation, support pulley applies active force to around cotton rope, reduces base
Seat, to prevent from rubbing repeatedly around cotton rope and pedestal and making coiling fracture of rope, improves firm organization to the active force around cotton rope
The safety used.
The present invention is further arranged to: the rocker arm side is between angle pulley and support pulley there are two rotational supports
Leading block, the axis of the leading block and the axis of angle pulley are parallel, it is described around cotton rope be located at two leading blocks it
Between.
By using above-mentioned technical proposal, the distance between angle pulley and support pulley are reduced, firm machine is improved
The stability that structure uses.
The present invention is further arranged to: the base top surface is installed with limited post in the two sides of rotation axis respectively, described to shake
Arm rotates between two limited posts, and the rotational angle of the rocker arm is 180 degree.
By using above-mentioned technical proposal, the rotational angle of rocker arm is defined, and rocker arm is made to rotate 180 degree, makes steel
The use of silk alternating bending test device is more convenient.
The present invention is further arranged to: the positioning mechanism includes that the fixed block for being installed in base top surface and fixed block are sliding
The adjusting gear rack for moving connection, is installed in drive shaft outer peripheral surface and and adjusting tooth at the drive shaft being rotatably supported on fixed block
The adjustment gear that item is meshed, the adjusting gear rack is parallel with rotation axis, and one end of the adjusting gear rack, which extends, is installed with clamping
Bar, the rocker arm side offer grafting groove compatible with clamping bar, when clamping bar is located in grafting groove, at rocker arm
In plumbness.
By using above-mentioned technical proposal, rocker arm is not only realized in the fixation of plumbness, but also make positioning mechanism
It installs and using more convenient.
The present invention is further arranged to: the both ends of the adjusting gear rack are installed with limit plate respectively.
By using above-mentioned technical proposal, limit plate is defined the moving distance of adjusting gear rack, prevents adjusting gear rack
It is detached from adjustment gear, improves the stability that positioning mechanism uses.
The present invention is further arranged to: the guiding mechanism includes the guide pad to fit with rocker arm side, is installed in and leads
To the standing screw of block one end, the guide pad top surface offers guide groove compatible with steel wire, and the standing screw is remote
One end from guide pad is threaded with fixture nut through rocker arm, and the rocker arm offers along its length and standing screw
Compatible installation through slot.
By using above-mentioned technical proposal, steel wire passes through guide groove, realizes the guiding role to steel wire, and pass through
The mutual cooperation of standing screw and fixture nut realizes the adjusting of distance between guiding mechanism and lower installation clamp system, mentions
The high practicability of guiding mechanism.
The present invention is further arranged to: being provided with counting mechanism between the pedestal and rocker arm.
By using above-mentioned technical proposal, convenient for the number of statistics rocker arm rotation, and then keep the detection of steel wire more convenient.
The present invention is further arranged to: the counting mechanism includes the electronic counting probe that base top surface is arranged in, described
Electronic counting probe and central processing unit electrical connection, the rocker arm side are provided with the compatible magnet with electronic counting probe
Block.
By using above-mentioned technical proposal, rocker arm drives magnet block rotation, when electronic counting probe senses magnet block,
Electronic counting probe counts the number of rocker arm rotation under the control of central processing unit, so that steel wire alternating bending be made to try
The use of experiment device is more convenient.
The purpose of the present invention two is to provide a kind of steel wire detection method using above-mentioned steel wire alternating bending test device,
Steel wire is aligned, makes that the installation of steel wire is more stable, detection is more acurrate, and by the way that firm organization is arranged on rocker arm, is made
The rate of rocker arm reciprocating rotation more evenly, further improves the accuracy of steel wire detection.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of steel wire detection method using above-mentioned steel wire alternating bending test device, includes the following steps:
A: the steel wire of interception 200-250mm length, and aligned;
B: positioning mechanism is adjusted, so that rocker arm is in plumbness, and be set as initial position;
C: being adjusted lower installation clamp system, upper installation clamp system, is adapted itself and steel wire diameter;
D: being adjusted lower installation clamp system, upper installation clamp system, guiding mechanism, is adapted itself and steel wire length;
E: the bottom end of steel wire is protruded into lower installation clamp system, the top of steel wire is passed through guiding mechanism, and make the top of steel wire
End is protruded into installation clamp system;
F: the bottom end of steel wire is clamped in lower installation clamp system, and the top of steel wire is clamped in upper installation clamp system,
And steel wire is made to keep plumbness;
G: adjusting positioning mechanism, rotates rocker arm along the axis of rotation axis;
H: uniform rotation rocker arm, rocker arm from initial position to side rotation and correcting action, be calculated as it is primary, then to the other side
It rotates and correcting action, is calculated as secondary, until steel wire fractures, and the last time that rocker arm fractures in steel wire bent is not
Including being included in, the rotation total degree of rocker arm is counted;
I: steel wire is removed from upper installation clamp system, lower installation clamp system, completes the detection of steel wire.
By using above-mentioned technical proposal, steel wire is aligned, make the installation of steel wire it is more stable, detection it is more acurrate, and
And by the way that firm organization is arranged on rocker arm, make the rate of rocker arm reciprocating rotation more evenly, and then make the stress of steel wire more evenly,
Improve the accuracy of steel wire detection.
In conclusion the invention has the following advantages:
1, steel wire alternating bending test device of the present invention is being shaken by the way that firm organization is arranged far from one end of rotation axis in rocker arm
When arm needs to return to plumbness, clump weight shakes arm by coiling rope band and rotates, and operator is pressed downward rocker arm and controls to shake
The slewing rate of arm, not only reduces the labor intensity of operator, and the rate for making rocker arm reciprocating rotation is more evenly, improves
The accuracy of steel wire detection, and then improve stability and practicability that steel wire alternating bending test device uses.
2, by setting support pulley on the base, leading block is set on rocker arm, support pulley applies to around cotton rope
Active force reduces pedestal to the active force around cotton rope, thus prevent from rubbing repeatedly around cotton rope and pedestal and making coiling fracture of rope,
Leading block reduces the distance between angle pulley and support pulley, improves the safety and stabilization that firm organization uses
Property.
3, by the way that limited post is arranged on pedestal, rocker arm rotates between two limited posts, and the rotational angle of rocker arm is
180 degree keeps the rotation of rocker arm more convenient, more stable.
4, when clamping bar is located at grafting groove, rocker arm is in plumbness, is not only convenient for the installation of steel wire, and makes to determine
The installation and use of position mechanism are more convenient.
5, the steel wire detection method of the invention using steel wire alternating bending test device, aligns steel wire, makes steel
The installation of silk is more stable, detection is more acurrate, and by the way that firm organization is arranged on rocker arm, makes the rate of rocker arm reciprocating rotation more
Uniformly, the accuracy of steel wire detection is further improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment;
Fig. 2 is the partial sectional view in order to indicate the first positioning column;
Fig. 3 is the structural schematic diagram in order to indicate upper installation clamp system;
Fig. 4 is the perspective view of the explosion in order to indicate upper installation clamp system;
Fig. 5 is the structural schematic diagram in order to indicate guiding mechanism;
Fig. 6 is the portion the A enlarged drawing in Fig. 5;
Fig. 7 is the structural schematic diagram in order to indicate counting mechanism.
In figure, 1, pedestal;11, limited post;2, pedestal;21, rotation axis;3, rocker arm;31, sleeve is adjusted;32, drive rod;
4, lower installation clamp system;41, the first lower fixed seat;411, the first positioning column;42, the second lower fixed seat;421, the second positioning
Column;43, the first lower clamp plate;44, the second lower clamp plate;45, component is adjusted;451, adjustment seat;452, adjusting screw rod;453, lower driving
Handle;5, upper installation clamp system;51, upper fixed seat;511, positioning column on first;52, screw rod is installed;521, resigning through slot;
53, installation sleeve;531, upper driving handle;54, the first upper clamp plate;541, positioning pin;55, the second upper clamp plate;56, spiral shell is fastened
Bar;57, fastening nut;58, through slot is adjusted;6, guiding mechanism;61, guide pad;611, guide groove;62, standing screw;63,
Fixture nut;64, through slot is installed;7, positioning mechanism;71, fixed block;72, adjusting gear rack;721, limit plate;73, it is clamped bar;
74, drive shaft;741, Locating driver handle;75, adjustment gear;76, sliding bar;8, counting mechanism;81, electronic counting is visited
Head;82, magnet block;9, firm organization;91, mounting blocks;92, angle pulley;93, around cotton rope;94, clump weight;95, guiding is slided
Wheel;96, auxiliary pulley;97, pulley is supported.
Specific embodiment
Below in conjunction with drawings and examples, invention is further described in detail.
A kind of steel wire alternating bending test device and steel wire detection method, as shown in Figure 1, including pedestal in the horizontal direction
1, pedestal 2 is installed on 1 top surface of pedestal, and one end of pedestal 2 is rotatably connected to rotation axis 21 in the horizontal direction, 21 edge of rotation axis
The rotation of its axis.Rotation axis 21 is installed with rocker arm 3 far from one end of pedestal 2, and rocker arm 3 is set as rectangular slab, and rocker arm 3 and turns
Moving axis 21 is vertical, and in rotating in vertical guide along the axis of rotation axis 21, rocker arm 3 is installed with rocker arm 3 far from one end of rotation axis 21
Sleeve 31 is adjusted, sleeve 31 is adjusted and is arranged along 3 length direction of rocker arm, 31 internal screw thread of sleeve is adjusted and is connected with drive rod 32.Pedestal 1
Top surface is provided with far from the side of pedestal 2 the lower installation clamp system 4 for clamping steel wire bottom end in rocker arm 3, and rocker arm 3 is far from turning
One end of moving axis 21 is provided with the upper installation clamp system 5 for clamping steel wire top, and rocker arm 3 is arranged far from the side of pedestal 2
There is the guiding mechanism 6 for carrying out guide and limit to steel wire, guiding mechanism 6 is located at upper installation clamp system 5 and lower installation clamps
Between mechanism 4.In order to keep the installation of steel wire more convenient, the localization machine for making rocker arm 3 keep plumbness is provided on pedestal 2
Structure 7.
As shown in Fig. 2, lower installation clamp system 4 includes the first lower fixed seat 41 for being installed in 1 top surface of pedestal, is installed in bottom
Second lower fixed seat 42 of 1 top surface of seat, the first lower fixed seat 41 and the second lower fixed seat 42 are along 21 direction interval of vertical axis of rotation
Setting.The first lower clamp plate 43, the second lower clamp plate 44 are provided between first lower fixed seat 41 and the second lower fixed seat 42, under first
Clamping plate 43 is between the first lower fixed seat 41 and the second lower clamp plate 44.First lower fixed seat 41 is close to the second lower fixed seat 42
One end is installed with the first positioning column 411, and the first positioning column 411 is arranged along 21 direction of vertical axis of rotation, and the first positioning column 411
Cross section is square setting, and the first lower clamp plate 43 offers suitable with 411 phase of the first positioning column close to the side of the first positioning column 411
The lower clamping groove of first matched.The sliding of second lower fixed seat 42 is connected with the second positioning column 421, the second positioning column 421 and first
Positioning column 411 is parallel, and the cross section of the second positioning column 421 is square setting, and the second lower fixed seat 42 is offered to be determined with second
The position compatible sliding through slot of column 421, the second positioning column 421 are slided in sliding through slot, and the second positioning column 421 is fixed far from first
It is provided between one end and pedestal 1 of position column 411 for adjusting distance between the first positioning column 411 and the second positioning column 421
Component 45 is adjusted, the second lower clamp plate 44 offers compatible with the second positioning column 421 the close to the side of the second positioning column 421
Two lower clamping grooves.
As shown in Fig. 2, adjusting component 45 includes being installed in 1 top surface of pedestal and being located at the second lower fixed seat 42 far under first
The adjustment seat 451 of 41 side of fixing seat, the adjusting screw rod 452 parallel with the second positioning column 421, adjusting screw rod 452 is along its length
The one end in direction and the rotation connection of the end face of the second positioning column 421, and adjusting screw rod 452 is rotated along its axis, the other end runs through
It adjustment seat 451 and is threadedly coupled with it.Adjusting screw rod 452 is installed with lower driving handle far from one end of the second positioning column 421
453。
As shown in Fig. 2, in order to improve the stability that lower installation clamp system 4 uses, the bottom end of the first lower clamp plate 43, second
The bottom end of lower clamp plate 44 contradicts with 2 top surface of pedestal connect respectively, and the first lower clamp plate 43 is opened up close to the side of the second lower clamp plate 44
There is the compatible with steel wire first lower clamping through slot, the first lower clamp plate 43 is provided with rubber close to the side of the second lower clamp plate 44
Layer, the second lower clamp plate 44 offer compatible with steel wire second close to the side of the first lower clamp plate 43 and descend to clamp through slot, and the
The side of two lower clamp plates 44 is also equipped with rubber layer close to the side of the first lower clamp plate 43.
As shown in Figure 3 and Figure 4, upper installation clamp system 5 include upper fixed seat 51, upper fixed seat 51 far from rocker arm 3 one
End is installed with installation screw rod 52, installation 52 vertical rocker-arm 3 of screw rod setting, and the outer peripheral surface of installation screw rod 52 is threaded with installation set
Cylinder 53, the outer peripheral surface of installation sleeve 53 is installed with driving handle 531.Set is provided between installation sleeve 53 and upper fixed seat 51
It is located at the first upper clamp plate 54, the second upper clamp plate 55 of installation 52 outer peripheral surface of screw rod, the first upper clamp plate 54, the second upper clamp plate 55 difference
It is connected with the installation sliding of screw rod 52, and the first upper clamp plate 54 is located between upper fixed seat 51 and the second upper clamp plate 55.Upper fixed seat
51 is fixed there are two positioning column 511 on first close to one end of installation sleeve 53, the interval of positioning column 511 setting on two first,
Positioning column 511 is parallel with installation screw rod 52 on first, and the first upper clamp plate 54 side of positioning column 511 on first offers
With clamping groove on positioning column 511 compatible first on first.Second upper clamp plate 55 and installation sleeve 53, which contradict, to be connected, and first
Upper clamp plate 54 is fixed there are two positioning pin 541 close to the side of the second upper clamp plate 55, and two intervals of positioning pin 541 are arranged, and second
The side of upper clamp plate 55 offers positioning groove compatible with positioning pin 541.As shown in connection with fig. 5, upper fixed seat 51 is close shakes
One end of arm 3 is fixed, and there are two fastening screw 56, two interval of fastening screw 56 settings.Standing screw 62 is far from upper fixed seat 51
One end be threaded with fastening nut 57 through rocker arm 3, rocker arm 3 offers along its length to be adapted with fastening screw 56
Adjusting through slot 58, fastening screw 56 in adjust through slot 58 in move.
As shown in Figure 3 and Figure 4, in order to improve the upper stability that uses of installation clamp system 5, installation screw rod 52 offer with
The compatible resigning through slot 521 of steel wire, the first upper clamp plate 54 are offered close to the side of the second upper clamp plate 55 and are adapted with steel wire
First on clamp through slot, the first upper clamp plate 54 is also equipped with rubber layer, the second upper clamp plate close to the side of the second upper clamp plate 55
55 offer close to the side of the first upper clamp plate 54 and clamp through slot on compatible with steel wire second, and the side of the second upper clamp plate 55
Face is also equipped with rubber layer close to the side of the first upper clamp plate 54.
As shown in figure 5, the quantity of guiding mechanism 6 is set as two, two guiding mechanisms 6 are along 3 length direction interval of rocker arm
Setting.Guiding mechanism 6 includes the guide pad 61 that connection is contradicted with 3 side of rocker arm, and the top surface of guide pad 61 offers and steel wire phase
The guide groove 611 of adaptation, guide pad 61 is fixed there are two standing screw 62 close to one end of rocker arm 3, two standing screws 62
Interval setting.The one end of standing screw 62 far from guide pad 61 is threaded with fixture nut 63 through rocker arm 3, and rocker arm 3 is along it
Length direction offers installation through slot 64 compatible with standing screw 62, and installation through slot 64 is connected with through slot 58 is adjusted, Gu
Determine screw rod 62 to move in installation through slot 64.
As shown in fig. 6, positioning mechanism 7 includes the fixed block 71 for being installed in 2 top surface of pedestal, one end of fixed block 71, which slides, to be connected
It is connected to adjusting gear rack 72, adjusting gear rack 72 is parallel with rotation axis 21, and the one end of adjusting gear rack 72 along its length extends fixed
There is clamping bar 73, clamping bar 73 is parallel with rotation axis 21, and is clamped the circular in cross-section setting of bar 73, and the side of rocker arm 3 is opened
Equipped with grafting groove compatible with clamping bar 73.The side wall of fixed block 71 is rotatably connected to driving in the top of adjusting gear rack 72
Shaft 74, drive shaft 74 and rotation axis 21 are vertical.The outer peripheral surface of drive shaft 74, which is installed with, to be meshed with adjusting gear rack 72
Adjustment gear 75.Drive shaft 74 is installed with Locating driver handle 741 far from one end of fixed block 71.
As shown in fig. 6, adjusting gear rack 72 is installed with sliding bar 76, i.e. sliding bar 76 and adjusting gear rack 72 along its length
In parallel, the cross section of sliding bar 76 is arranged in convex, and it is recessed that the side of fixed block 71 offers sliding compatible with sliding bar 76
Slot, sliding bar 76 in sliding recess in moving.The both ends of adjusting gear rack 72 are installed with mobile for limiting adjusting gear rack 72 respectively
The limit plate 721 of distance.
In installation steel wire, i.e., when positioning mechanism 7 is in use state, rocker arm 3 is arranged along short transverse, and clamping bar 73 is separate
One end of adjusting gear rack 72 is located in grafting groove, is bent to steel wire, i.e., when positioning mechanism 7 is in unused state,
It is clamped bar 73 and rocker arm 3 separates, clamping bar 73 is located at outside grafting groove.
As shown in Figure 1 and Figure 7, it counts, is provided on pedestal 1 for shaking for the ease of the number of revolutions to steel wire
The counting mechanism 8 that 3 number of revolutions of arm is counted.Counting mechanism 8 includes the electronic counting probe 81 for being installed in 1 top surface of pedestal,
The side of rocker arm 3 is installed with and electronic counting 81 compatible magnet blocks 82 of probe, electronic counting probe 81 and central processing unit
Electrical connection.
As shown in Figure 1 and Figure 7, the angle 180 for the ease of determining the angle of the rotation of rocker arm 3, and rotating rocker arm 3
Degree, 1 top surface of pedestal are installed with limited post 11 in the two sides of rotation axis 21 respectively, i.e., the quantity of limited post 11 is two, rocker arm 3 in
It is rotated between two limited posts 11, the rotational angle of rocker arm 3 is 180 degree, and inconsistent in rocker arm 3 and one of limited post 11
When, rocker arm 3 is in horizontality.
As shown in Figure 1 and Figure 4, in order to make the more stable property of the rotation of rocker arm 3, rocker arm 3 is arranged far from one end of rotation axis 21
There is firm organization 9.Firm organization 9 includes the mounting blocks 91 for being installed in 3 side of rocker arm, and mounting blocks 91 are located at upper installation clamp system
5 sides far from rotation axis 21, mounting blocks 91 are provided with angle pulley 92 far from the side of rotation axis 21, and angle pulley 92
Axis and the axis of rotation axis 21 are vertical, and the axis and rocker arm 3 of angle pulley 92 are vertical, and it is remote that angle pulley 92 is located at mounting blocks 91
Side from rotation axis 21,3 side wall of rocker arm offer resigning through slot compatible with angle pulley 92, the rotation branch of angle pulley 92
Support is in resigning through slot.As shown in connection with fig. 5, the top surface of mounting blocks 91 is installed with around cotton rope 93, around cotton rope 93 far from mounting blocks 91
One end around angle pulley 92, pass through pedestal 2, pass through the intrinsic clump weight 94 of pedestal 1, be located at rocker arm 3 around the both ends of cotton rope 93
Two sides.
As shown in Figure 5 and Figure 6, in order to improve the stability used around cotton rope 93, rocker arm 3 close to the side of pedestal 2 in around
There are two leading blocks 95 for the two sides rotational support of cotton rope 93, and the axis of leading block 95 is parallel with the axis of angle pulley 92,
It is located between two leading blocks 95 around cotton rope 93, two leading blocks 95 are located at rocker arm 3 in the side close to rotation axis 21.It shakes
Also there are two auxiliary pulley 96, the axis of auxiliary pulley 96 for rotational support between leading block 95 and rotation axis 21 for 3 side of arm
Parallel with the axis of angle pulley 92, two auxiliary pulleys 96 are located at around the two sides of cotton rope 93, i.e., auxiliary positioned at two around cotton rope 93
It helps between pulley 96.There are two support pulley 97, the axis of support pulley 97 close to the side wall rotational support of rocker arm 3 for fixed block 71
Parallel with the axis of angle pulley 92, two support pulleys 97 are located at around the two sides of cotton rope 93, i.e., are located at two branch around cotton rope 93
It supports between pulley 97.
Firm organization 9 is arranged far from one end of rotation axis 21 in rocker arm 3, when rocker arm 3 is rotated from plumbness to side, behaviour
Rocker arm 3 is pressed downward as personnel and makes its rotation, and when rocker arm 3 returns to plumbness, clump weight 94 around 93 band of cotton rope by shaking
Arm 3 rotates, and operator is pressed downward rocker arm 3 and controls the slewing rate of rocker arm 3, and the labour for not only reducing operator is strong
Degree, and the rate for making 3 reciprocating rotation of rocker arm is more evenly, improves the accuracy of steel wire detection, and then improves steel wire repeatedly
The stability and practicability that bend test device uses, while pulley 97 being supported to apply active force to around cotton rope 93, reduce base
Active force of 2 pairs of the seat around cotton rope 93 improves to prevent from rubbing repeatedly around cotton rope 93 and pedestal 2 and making to be broken around cotton rope 93
The safety that firm organization 9 uses, leading block 95, auxiliary pulley 96 reduce between angle pulley 92 and support pulley 97
Distance improves the stability that firm organization 9 uses.
Meanwhile by the mutual cooperation of lower installation clamp system 4 and upper installation clamp system 5, can not only make under first
Clamping plate 43, the second lower clamp plate 44, the first upper clamp plate 54, the second upper clamp plate 55 replace according to steel wire, and improve
The stability of steel wire installation, the quantity of guiding mechanism 6 is two, and can be adjusted along 3 length direction of rocker arm, upper installation clamping
Mechanism 5 can also be adjusted along 3 length direction of rocker arm, not only increase the accuracy of steel wire detection, and further improve steel
The practicability of silk alternating bending test device.
The method detected using steel wire alternating bending test device to steel wire, is included the following steps:
A: the steel wire of interception 200-250mm length, preferably 230mm, and aligned;
B: rotational positioning driving handle 741, and it is located at clamping bar 73 in grafting groove, at this point, rocker arm 3 is in plumbness,
And it is set as initial position;
C: taking the first lower clamp plate 43 identical with steel wire diameter, the second lower clamp plate 44, and is separately mounted to steel wire alternating bending examination
On experiment device, the first upper clamp plate 54 identical with steel wire diameter, the second upper clamp plate 55 are taken, and be separately mounted to steel wire alternating bending
On experimental rig;
D: the distance between two guide pads 61, upper fixed seat 51 and pedestal 2 are adjusted;
E: the bottom end of steel wire is protruded between the first lower clamp plate 43 and the second lower clamp plate 44, and the top of steel wire is passed through two guiding
The guiding groove of block 61, and protrude into the top of steel wire between the first upper clamp plate 54 and the second upper clamp plate 55;
F: lower driving handle 453 is rotated, is clamped in steel wire bottom end between the first lower clamp plate 43 and the second lower clamp plate 44, in rotation
Driving handle 531 is clamped in steel wire top between the first upper clamp plate 54 and the second upper clamp plate 55, and steel wire is made to keep vertical configuration
State;
G: rotational positioning driving handle 741, and make to be clamped bar 73 and the separation of rocker arm 3, at this point, axis of the rocker arm 3 along rotation axis 21
Rotation;
H: uniform rotation rocker arm 3, rocker arm 3 from initial position to side rotation and correcting action, be calculated as it is primary, then to another
Side rotation and correcting action, be calculated as it is secondary, until steel wire fractures, and rocker arm 3 fracture in steel wire bent last
It is secondary be not counted in including, statistics rocker arm 3 rotate total degree;
I: steel wire is torn open between the first lower clamp plate 43 and the second lower clamp plate 44, between the first upper clamp plate 54 and the second upper clamp plate 55
It removes, completes the detection of steel wire.
When being detected to steel wire, steel wire is aligned, make the installation of steel wire it is more stable, detection it is more acurrate, and
By the way that firm organization 9 is arranged on rocker arm 3, make the rate of 3 reciprocating rotation of rocker arm more evenly, and then keep the stress of steel wire more equal
It is even, improve the accuracy of steel wire detection.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (10)
1. a kind of steel wire alternating bending test device, it is characterised in that: including pedestal (1), the pedestal being arranged on pedestal (1)
(2), pedestal (2) one end and rotation axis (21) in the horizontal direction are rotatably connected on, is installed in rotation axis (21) far from pedestal (2)
One end and in the rocker arm of vertical rotation in surface (3), be arranged on pedestal (1) top surface and be used for clamping steel wire bottom end lower installation folder
Tight mechanism (4) is arranged on rocker arm (3) side and for the upper installation clamp system (5) on clamping steel wire top, setting in rocker arm
(3) guiding mechanism (6) on side and between lower installation clamp system (4) and upper installation clamp system (5), the pedestal
(2) positioning mechanism (7) for making rocker arm (3) to keep plumbness is provided on, the rocker arm (3) is far from rotation axis (21)
One end is provided with firm organization (9), and the firm organization (9) includes the mounting blocks (91) being installed on rocker arm (3) side, rotation
The angle pulley (92) that is supported on rocker arm (3), be installed on mounting blocks (91) around cotton rope (93), mounting blocks (91) position
In upper installation clamp system (5) far from lower installation clamp system (4) side, it is remote that the angle pulley (92) is located at mounting blocks (91)
From it is upper installation clamp system (5) side, it is described around cotton rope (93) far from mounting blocks (91) one end around angle pulley (92),
Across pedestal (2), passes through pedestal (1) and be installed with clump weight (94), the axis of the angle pulley (92) and rotation axis (21)
Axis is vertical, and the axis of the angle pulley (92) and rocker arm (3) are vertically, and the both ends around cotton rope (93) are located at rocker arm
(3) two sides.
2. a kind of steel wire alternating bending test device according to claim 1, it is characterised in that: pedestal (2) top surface
Rotational support is there are two pulley (97) are supported, and the axis of support pulley (97) is parallel with the axis of angle pulley (92), institute
It states and is located between two support pulleys (97) around cotton rope (93).
3. a kind of steel wire alternating bending test device according to claim 2, it is characterised in that: rocker arm (3) side
Between angle pulley (92) and support pulley (97) there are two rotational supports leading block (95), the leading block (95)
Axis is parallel with the axis of angle pulley (92), described to be located between two leading blocks (95) around cotton rope (93).
4. a kind of steel wire alternating bending test device according to claim 1, it is characterised in that: pedestal (1) top surface
It being installed with respectively limited post (11) in the two sides of rotation axis (21), the rocker arm (3) rotates between two limited posts (11), and
The rotational angle of the rocker arm (3) is 180 degree.
5. a kind of steel wire alternating bending test device according to claim 1, it is characterised in that: the positioning mechanism (7)
Including being installed in the fixed block (71) of pedestal (2) top surface, the adjusting gear rack (72) connected with fixed block (71) sliding, rotational support
Drive shaft (74) on fixed block (71) is installed in drive shaft (74) outer peripheral surface and is meshed with adjusting gear rack (72)
Adjustment gear (75), the adjusting gear rack (72) is parallel with rotation axis (21), and one end of the adjusting gear rack (72) extends fixed
Have clamping bar (73), rocker arm (3) side offers the compatible grafting groove with clamping bar (73), in clamping bar (73) position
When in grafting groove, rocker arm (3) is in plumbness.
6. a kind of steel wire alternating bending test device according to claim 5, it is characterised in that: the adjusting gear rack (72)
Both ends be installed with limit plate (721) respectively.
7. a kind of steel wire alternating bending test device according to claim 1, it is characterised in that: the guiding mechanism (6)
Including fit with rocker arm (3) side guide pad (61), be installed in the standing screw (62) of guide pad (61) one end, it is described to lead
Guide groove (611) compatible with steel wire is offered to block (61) top surface, the standing screw (62) is far from guide pad (61)
One end be threaded with fixture nut (63) through rocker arm (3), the rocker arm (3) offers and fixed spiral shell along its length
The compatible installation through slot (64) of bar (62).
8. a kind of steel wire alternating bending test device according to claim 1, it is characterised in that: the pedestal (1) and shake
Counting mechanism (8) are provided between arm (3).
9. a kind of steel wire alternating bending test device according to claim 8, it is characterised in that: the counting mechanism (8)
Including the electronic counting probe (81) in pedestal (1) top surface is arranged, the electronic counting probe (81) and central processing unit are electrically connected
It connects, rocker arm (3) side is provided with the compatible magnet block (82) with electronic counting probe (81).
10. a kind of steel wire using a kind of steel wire alternating bending test device as described in any one of claim 1-9 is examined
Survey method, characterized by the following steps:
A: the steel wire of interception 200-250mm length, and aligned;
B: it adjusts positioning mechanism (7), so that rocker arm (3) is in plumbness, and be set as initial position;
C: being adjusted lower installation clamp system (4), upper installation clamp system (5), is adapted itself and steel wire diameter;
D: being adjusted lower installation clamp system (4), upper installation clamp system (5), guiding mechanism (6), keeps itself and steel wire long
Degree is adapted;
E: the bottom end of steel wire is protruded into lower installation clamp system (4), the top of steel wire is passed through guiding mechanism (6), and make steel
The top of silk is protruded into installation clamp system (5);
F: the bottom end of steel wire is clamped in lower installation clamp system (4), the top of steel wire is clamped in upper installation clamp system
(5) in, and steel wire is made to keep plumbness;
G: being adjusted positioning mechanism (7), rotates rocker arm (3) along the axis of rotation axis (21);
H: uniform rotation rocker arm (3), rocker arm (3) are calculated as once from initial position to side rotation and correcting action, then to
Other side rotation and correcting action, are calculated as secondary, and until steel wire fractures, and rocker arm (3) fractures in steel wire bent
Including last time is not counted in, the rotation total degree of rocker arm (3) is counted;
I: steel wire is removed from upper installation clamp system (5), lower installation clamp system (4), completes the detection of steel wire.
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CN110487652A (en) * | 2019-08-20 | 2019-11-22 | 深圳市铠盛通光电科技有限公司 | Special despatch optical cable alternating bending test system |
CN110618041A (en) * | 2019-10-30 | 2019-12-27 | 攀钢集团攀枝花钢铁研究院有限公司 | Bending integrated testing machine |
CN110686984A (en) * | 2019-09-23 | 2020-01-14 | 南京航空航天大学 | Bending load test loading device and loading method for self-sealing type release joint |
CN110702546A (en) * | 2019-10-30 | 2020-01-17 | 丹阳市宇晟纺织新材料有限公司 | Fiber bending fatigue test device |
CN110907297A (en) * | 2019-12-26 | 2020-03-24 | 北京航空航天大学 | Three-point bending fatigue test device applied to displacement loading |
CN112067474A (en) * | 2020-09-28 | 2020-12-11 | 烟台骄阳针织有限公司 | Device for automatically detecting quality of nose bridge of mask |
CN112304747A (en) * | 2020-11-12 | 2021-02-02 | 山东大业股份有限公司 | Metal wire bending tester |
CN112808693A (en) * | 2021-01-05 | 2021-05-18 | 殷智勇 | Steel strand bending and binding test equipment |
CN113008711A (en) * | 2021-01-22 | 2021-06-22 | 苏州工业职业技术学院 | Special-shaped steel wire bending property testing device |
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CN110487652A (en) * | 2019-08-20 | 2019-11-22 | 深圳市铠盛通光电科技有限公司 | Special despatch optical cable alternating bending test system |
CN110686984A (en) * | 2019-09-23 | 2020-01-14 | 南京航空航天大学 | Bending load test loading device and loading method for self-sealing type release joint |
CN110618041A (en) * | 2019-10-30 | 2019-12-27 | 攀钢集团攀枝花钢铁研究院有限公司 | Bending integrated testing machine |
CN110702546A (en) * | 2019-10-30 | 2020-01-17 | 丹阳市宇晟纺织新材料有限公司 | Fiber bending fatigue test device |
CN110907297A (en) * | 2019-12-26 | 2020-03-24 | 北京航空航天大学 | Three-point bending fatigue test device applied to displacement loading |
CN112067474A (en) * | 2020-09-28 | 2020-12-11 | 烟台骄阳针织有限公司 | Device for automatically detecting quality of nose bridge of mask |
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CN112808693A (en) * | 2021-01-05 | 2021-05-18 | 殷智勇 | Steel strand bending and binding test equipment |
CN113008711A (en) * | 2021-01-22 | 2021-06-22 | 苏州工业职业技术学院 | Special-shaped steel wire bending property testing device |
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