CN206270161U - A kind of automatic clamping steel cable stretching force testing machine - Google Patents
A kind of automatic clamping steel cable stretching force testing machine Download PDFInfo
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- CN206270161U CN206270161U CN201621409423.XU CN201621409423U CN206270161U CN 206270161 U CN206270161 U CN 206270161U CN 201621409423 U CN201621409423 U CN 201621409423U CN 206270161 U CN206270161 U CN 206270161U
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- wedge
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Abstract
The utility model discloses a kind of automatic clamping steel cable stretching force testing machine, the testing machine includes hydraulic power unit and machine assembly, and machine assembly includes wedge-shaped clamping device, loading guider and running gear；The executive component of hydraulic power unit includes load cylinder and clamping cylinder；The wedge-shaped clamp of two of the wedge-shaped clamping device that cable wire free end is driven by clamping cylinder is directly clamped；Cable assembly end is connected with the flat hanger of the guide way connector of loading guider by bearing pin, and the screw rod end connection force snesor of guide way connector, guide way is driven by load cylinder.The Automatic-clamping mode of the utility model Driven by Hydraulic Cylinder, clamping is convenient, small to damage of steel cable, eliminates breaing up, cleaning in steel wire rope sample preparation, crotch and fills the operations such as lead, substantially increases draw efficiency；Compact conformation, dependable performance can vehicle-mounted mobile；Meet the qualification detection of big stroke, the cable wire of high security and its component before dispatching from the factory.
Description
Technical field
The utility model is related to a kind of cable wire horizontal tensile testing machine, the mechanical property that more particularly to a kind of cable assembly dispatches from the factory
Can experimental rig.
Background technology
Cable wire turns into essential part or material, its quality in fields such as metallurgy, mine, ship and Aero-Space
It is of interest by multiple industries, and put into a large amount of human and material resources and carry out steel wire rope use research and Product Development.Wherein, resist
Tensile strength is to evaluate cable wire quality and the most important index of security.
At present, when the steel cable stretching force testing machine of in the market carries out pull test, it is necessary first to cable wire is sampled, then
Breaking tensile is done using filling lead or by the way of wearing pin.The mode for sampling detection has unstability, deviation, to being applied to weight
The cable assembly of occasion is wanted to be not suitable for；Need in sample preparation to break up simultaneously, clean, crotch and filling the operations, sample such as lead
Preparation time is long, and efficiency is low.
The content of the invention
In view of the shortcomings of the prior art, the utility model provides a kind of undamaged steel cable stretching force testing machine, using hydraulic pressure
Cylinder drives wedge directly to clamp the mode of cable wire, the mechanical property test that can be dispatched from the factory to set of cable assembly.
In order to solve the technical problem, the technical solution adopted in the utility model is：A kind of automatic clamping steel cable stretching force
Testing machine, including hydraulic power unit and machine assembly；The machine assembly include wedge-shaped clamping device, loading guider and
Running gear；The executive component of the hydraulic power unit includes load cylinder and clamping cylinder；Cable wire free end is by clamping oil
The wedge-shaped clamp of two of the wedge-shaped clamping device that cylinder drives directly is clamped；Cable assembly end connects with the guide way of loading guider
The flat hanger of fitting is connected by bearing pin, the screw rod end connection force snesor of guide way connector, and the guide way is by loading
Hydraulic oil cylinder driving；The wedge-shaped clamping device and loading guider are fixed on the testing machine supporting plate of running gear；Noncontact
Formula extensometer is fixed on the outside of the cable wire of loading guider and wedge-shaped clamping device linking part.
Further, the wedge-shaped clamping device includes wedge base, two sphenoids, two wedge-shaped clamps and upper lids
Plate；The wedge base longitudinal section is concave panel, and the jaw shape that cross section is inswept, rear end is wide is fixed on testing machine support
On plate；Left and right sphenoid is the tetrafluoro slide plate of rectangular-shape, symmetrically placed in wedge base, two sides respectively with wedge-shaped card
The medial surface of plate and wedge base is slidably connected；Two wedge-shaped clamps are symmetrical arranged, the angle of wedge-shaped clamp lateral surface and axis
Degree scope is 5 °~12 °, and wedge-shaped clamp innermost insert has the aluminum liner plate that form friction pattern interlocks, and cable wire is clamped in two wedge-shaped clamps
Between；The interporal lacuna opened up in the back end surface of the piston rod of clamping cylinder and wedge-shaped clamp coordinates, the telescopic drive of piston rod
Wedge-shaped clamp it is movable, and then cable wire is clamped, axial restraint is carried out by fixing nut；Wedge-shaped clamping device top peace
Equipped with the upper cover plate for limiting its upward motion.
Further, the loading guider includes two side guides, three guide rail liner plates, lower guideway, guide ways
With guide way connector；Two side guides and lower guideway are each attached on testing machine supporting plate；The screw rod of guide way connector
End is fixed in the tapped through hole that guide way is opened up；The guide rail lining of Carburization Treatment is equipped with two side guides and lower guideway
Plate, guide way and three guide rail liner plates are slidably connected.
Further, the running gear includes handle, steering mechanism, Chinese herbaceous peony wheel, two back wheels of vehicle, wheel shaft, suspensions；Car
Front-wheel is universal wheel, and handle controls Chinese herbaceous peony wheel to adjust moving direction by steering mechanism；Two back wheels of vehicle are fixed on by wheel shaft
On suspension, suspension is fixedly connected with testing machine supporting plate.
Further, the hydraulic power unit for electrical-liquid control medium voltage network, including double-acting vane pump and
Bladder accumulator；Bladder accumulator makes up leakage when setting loading tensile is reached, and can carry out pressurize to system.
The beneficial effects of the utility model：
(1) Driven by Hydraulic Cylinder wedge structure directly clamps the mode of cable wire, is effectively prevented the sliding of cable wire, reduces
Damage to cable wire, to eliminate need in cable wire sample preparation and breaks up, cleans, crotch and filling the operations such as lead, improves drawing
Stretch efficiency.
(2) translating rails of both sides and bottom are effectively guaranteed the linearity of loading procedure in loading guider；Ooze
The liner plate of carbon treatment reduces the frictional force between guide rail and guide way, improves the precision of cable wire loading force.
(3) equipment can apply to complete cable assembly mechanics properties testing, directly clamps the Wedge device of cable wire and adds
Carry guider and meet test requirements document, the measurement data generation test report of non-contact type extensometer.
(4) equipment uses Integration Design, and machinery, hydraulic pressure and control are integrated in one, compact conformation, dependable performance,
It is moved easily.Meanwhile, the utility model has significant economic benefit and preferable practical application and promotional value.
Brief description of the drawings
Fig. 1 is the axle surveys view of the utility model mechanical structure；
Fig. 2 is the front view of the utility model mechanical structure；
Fig. 3 is the top view of the utility model mechanical structure；
Fig. 4 is the guide way connector schematic diagram of the utility model mechanical structure；
In figure：Side guide 2.1, guide rail liner plate 2.2, lower guideway 2.3, guide way 2.4, force snesor 2.5, guide way connect
Fitting 2.6；Testing machine supporting plate 3；Handle 4.1, steering mechanism 4.2, Chinese herbaceous peony wheel 4.3, back wheels of vehicle 4.4, wheel shaft 4.5, suspension
4.6；Load cylinder fixed seat 5.1, load cylinder 5.2, load cylinder lock ring 5.3, load cylinder bearing 5.4；Clamping cylinder bottom
Seat 6.1, clamping lock ring 6.2, clamping cylinder 6.3, fixing nut 6.4, upper cover plate 6.5, left and right sphenoid 6.6, wedge-shaped clamp
6.7th, wedge base 6.8.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of novel lossless that the utility model is provided hinders steel cable stretching force testing machine, including hydraulic power list
Unit and machine assembly；The machine assembly includes wedge-shaped clamping device, loading guider and running gear；The hydraulic power
The executive component of unit includes load cylinder 5.2 and clamping cylinder 6.3；The wedge shape that cable wire free end is driven by clamping cylinder 6.3
The wedge-shaped clamp 6.7 of two of clamping device is directly clamped；Cable assembly end and the guide way connector 2.6 of loading guider
Flat hanger is connected by bearing pin, the screw rod end connection force snesor 2.5 of guide way connector 2.6, as shown in Figure 4；It is described to lead
Driven by load cylinder 5.2 to body 2.4；The wedge-shaped clamping device and loading guider are fixed on the testing machine of running gear
In supporting plate 3；Non-contact type extensometer is fixed on the outside of the cable wire of loading guider and wedge-shaped clamping device linking part.
As shown in figure 3, the wedge-shaped clamping device includes the sphenoid 6.6, two of wedge base 6.8, two wedge shape clamp
6.7 and upper cover plate 6.5；The longitudinal section of the wedge base 6.8 is concave panel, and cross section is inswept, rear end jaw shape wide, Gu
It is scheduled in testing machine supporting plate 3；Left and right sphenoid 6.6 is the tetrafluoro slide plate of the rectangular-shape of reduction friction, symmetrically placed in wedge
On shape base 6.8, medial surface of the two sides respectively with wedge-shaped clamp 6.7 and wedge base 6.8 is slidably connected, left and right sphenoid
6.6 can prevent the self-locking of wedge-shaped clamp 6.7, while increasing the chucking power of wedge-shaped clamp 6.7 accordingly；Two wedge-shaped clamps
6.7 are symmetrical arranged, according to the size of required clamping force, the angular range of the lateral surface of wedge-shaped clamp 6.7 and axis for 5 °~
12 °, the innermost insert of wedge-shaped clamp 6.7 has the aluminum liner plate that form friction pattern interlocks, and cable wire is clamped between two wedge-shaped clamps 6.7,
Liner plate form friction pattern interlocks can increase the coefficient of friction of contact surface, and the liner plate of aluminum material reduces the damage to cable wire；Clamping cylinder
The interporal lacuna opened up in the back end surface of 6.3 piston rod and wedge-shaped clamp 6.7 coordinates, the telescopic drive wedge shape clamp of piston rod
6.7 it is movable, and then cable wire is clamped, axial restraint is carried out by fixing nut 6.4；Install wedge-shaped clamping device top
The restricted upper cover plate 6.5 that it is moved upwards, while as Machine guarding；The clamping cylinder 6.3 has fixed structure：
Clamping cylinder base 6.1, clamping lock ring 6.2, clamping cylinder base 6.1 are fixed in testing machine supporting plate 3, clamp lock ring 6.2
Radially fixed clamping cylinder 6.3, the bonnet of clamping cylinder 6.3 is installed in the end face shrinkage pool of clamping cylinder base 6.1, and resistance is reverse
Axial force.
As shown in figure 1, the loading guider includes two side guides, 2.1, three guide rail liner plates 2.2, lower guideway
2.3rd, guide way 2.4 and guide way connector 2.6；Two side guides 2.1 and lower guideway 2.3 are each attached to testing machine supporting plate
On 3；The screw rod end of guide way connector 2.6 is fixed in the tapped through hole that guide way 2.4 is opened up；Two Hes of side guide 2.1
The guide rail liner plate 2.2 of Carburization Treatment is equipped with lower guideway 2.3, guide way 2.4 and three guide rail liner plates 2.2 are slidably connected.Such as
Shown in Fig. 1, the load cylinder 5.2 has fixed structure：Load cylinder fixed seat 5.1, load cylinder lock ring 5.3, loading oil
Cylinder bearing 5.4, load cylinder bearing 5.4 and load cylinder fixed seat 5.1 are fixed in testing machine supporting plate 3；Load cylinder is tight
Hoop 5.3 is connected radially fixed load cylinder 5.2 with load cylinder bearing 5.4, and the bonnet of load cylinder 5.2 is installed on load cylinder
In the shrinkage pool of the end face of fixed seat 5.1, reverse axial force is resisted.The guide way 2.4 can use the side type structure of section eight, meet knot
Structure intensity requirement, light weight.
As shown in figure 1, the running gear includes handle 4.1, steering mechanism 4.2,4.3, two back wheels of vehicle of Chinese herbaceous peony wheel
4.4th, wheel shaft 4.5, suspension 4.6.Chinese herbaceous peony wheel 4.3 is universal wheel, and handle 4.1 controls Chinese herbaceous peony wheel 4.3 to adjust by steering mechanism 4.2
Moving direction；Two back wheels of vehicle 4.4 are fixed on suspension 4.6 by wheel shaft 4.5, and suspension 4.6 is fixed with testing machine supporting plate 3 and connected
Connect.The design of running gear facilitates the conversion of test site, has a wide range of application.
Further, the hydraulic power unit is the medium voltage network of electrical-liquid control, including uniform flow, motion are flat
Steady double-acting vane pump, electromagnetic relief valve, two proportional servo direction valves, proportional pressure control valve and bladder accumulators；Electromagnetism
Overflow valve plays the role of safety and makes pump no-load starting；Two proportional servo direction valves are used for the position closed loop control of hydraulic cylinder loading
System, it is ensured that loading force it is steady controllable；The proportional pressure control valve in parallel with pressure oil circuit, can stepless-setting system pressure, satisfaction
The operating mode of different loading forces；Bladder accumulator makes up leakage when setting loading tensile is reached, and can carry out pressurize to system.
The course of work of the utility model testing machine is as follows：
Force snesor 2.5 detects that after reaching operating mode setting pulling force, hydraulic power unit is stored by gasbag-type to pulling force
Can device pressurize loading is carried out to load cylinder 5.2, after the dwell time for reaching setting, between cable assembly without sliding, cable wire without
Phenomenon of rupture is considered as qualified；Non-contact type extensometer and the data genaration test report of the measurement of force snesor 2.5.
It is finally noted that, described above is only specific case of the present utility model, every new without departing from this practicality
On the premise of type know-why, any simple modification made to embodiment of above according to technical spirit of the present utility model,
Equivalent variations and remodeling, should all fall into scope of patent protection of the present utility model.
Claims (5)
1. it is a kind of to clamp steel cable stretching force testing machine automatically, it is characterised in that including hydraulic power unit and machine assembly；The machine
Tool unit includes wedge-shaped clamping device, loading guider and running gear；The executive component of the hydraulic power unit includes
Load cylinder (5.2) and clamping cylinder (6.3)；The two of the wedge-shaped clamping device that cable wire free end is driven by clamping cylinder (6.3)
Individual wedge-shaped clamp (6.7) directly clamps；The flat hanger of the guide way connector (2.6) of cable assembly end and loading guider
Connected by bearing pin, the screw rod end of guide way connector (2.6) connects force snesor (2.5), and guide way (2.4) is by load cylinder
(5.2) drive；The wedge-shaped clamping device and loading guider are fixed in the testing machine supporting plate (3) of running gear；It is non-
Contact extensometer is fixed on the outside of the cable wire of loading guider and wedge-shaped clamping device linking part.
2. one kind according to claim 1 is automatic clamps steel cable stretching force testing machine, it is characterised in that the wedge-shaped clamping dress
Put including wedge base (6.8), two sphenoids (6.6), two wedge-shaped clamps (6.7) and upper cover plates (6.5)；The wedge-shaped bottom
Seat (6.8) longitudinal section is concave panel, and the jaw shape that cross section is inswept, rear end is wide is fixed in testing machine supporting plate (3)；
Left and right sphenoid (6.6) is the tetrafluoro slide plate of rectangular-shape, symmetrically placed in wedge base (6.8), two sides respectively with wedge
The medial surface of shape clamp (6.7) and wedge base (6.8) is slidably connected；Two wedge-shaped clamps (6.7) are symmetrical arranged, wedge-shaped clamp
(6.7) lateral surface and the angular range of axis are 5 °~12 °, the aluminium that wedge-shaped clamp (6.7) innermost insert has form friction pattern to interlock
Liner plate processed, cable wire is clamped between two wedge-shaped clamps (6.7)；The piston rod of clamping cylinder (6.3) and wedge-shaped clamp (6.7)
The interporal lacuna opened up in back end surface coordinates, and axial restraint is carried out by fixing nut (6.4)；Install wedge-shaped clamping device top
The restricted upper cover plate (6.5) that it is moved upwards.
3. one kind according to claim 1 is automatic clamps steel cable stretching force testing machine, it is characterised in that the loading is oriented to dress
Put including two side guides (2.1), three guide rail liner plate (2.2), lower guideway (2.3), guide way (2.4) and guide way connections
Part (2.6)；Two side guides (2.1) and lower guideway (2.3) are each attached in testing machine supporting plate (3)；Guide way connector
(2.6) screw rod end is fixed in the tapped through hole that guide way (2.4) is opened up；Two side guides (2.1) and lower guideway (2.3)
On be equipped with guide rail liner plate (2.2), guide way (2.4) and three guide rail liner plates (2.2) are slidably connected.
4. one kind according to claim 1 is automatic clamps steel cable stretching force testing machine, it is characterised in that the running gear bag
Include handle (4.1), steering mechanism (4.2), Chinese herbaceous peony wheel (4.3), two back wheels of vehicle (4.4), wheel shaft (4.5), suspensions (4.6)；Car
Front-wheel (4.3) is universal wheel, and handle (4.1) controls Chinese herbaceous peony wheel (4.3) to adjust moving direction by steering mechanism (4.2)；Two
Back wheels of vehicle (4.4) is fixed on suspension (4.6) by wheel shaft (4.5), and suspension (4.6) is fixedly connected with testing machine supporting plate (3).
5. one kind according to claim 1 is automatic clamps steel cable stretching force testing machine, it is characterised in that the hydraulic power list
Unit is the medium voltage network of electrical-liquid control, including double-acting vane pump and bladder accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621409423.XU CN206270161U (en) | 2016-12-21 | 2016-12-21 | A kind of automatic clamping steel cable stretching force testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621409423.XU CN206270161U (en) | 2016-12-21 | 2016-12-21 | A kind of automatic clamping steel cable stretching force testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206270161U true CN206270161U (en) | 2017-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621409423.XU Active CN206270161U (en) | 2016-12-21 | 2016-12-21 | A kind of automatic clamping steel cable stretching force testing machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769426A (en) * | 2016-12-21 | 2017-05-31 | 浙江大学 | A kind of automatic clamping steel cable stretching force testing machine and its test method |
| CN112730068A (en) * | 2021-01-18 | 2021-04-30 | 泰州市给力绳网带索具有限公司 | Suspension cable tool testing device |
-
2016
- 2016-12-21 CN CN201621409423.XU patent/CN206270161U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769426A (en) * | 2016-12-21 | 2017-05-31 | 浙江大学 | A kind of automatic clamping steel cable stretching force testing machine and its test method |
| CN112730068A (en) * | 2021-01-18 | 2021-04-30 | 泰州市给力绳网带索具有限公司 | Suspension cable tool testing device |
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