CN107271260A - A kind of large-tonnage large scale testing machine - Google Patents
A kind of large-tonnage large scale testing machine Download PDFInfo
- Publication number
- CN107271260A CN107271260A CN201710475176.6A CN201710475176A CN107271260A CN 107271260 A CN107271260 A CN 107271260A CN 201710475176 A CN201710475176 A CN 201710475176A CN 107271260 A CN107271260 A CN 107271260A
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- wirerope
- testing machine
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- gear
- tonnage
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- 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 testing equipment technical field, especially a kind of large-tonnage large scale testing machine, including base, the upper surface of base is vertically provided with pillar, spandrel girder is connected between two pillars, oblique pull wirerope is fixedly connected with spandrel girder, pulling force sensor is installed on oblique pull wirerope, the upper surface of base is vertically installed with fixing groove, the inner chamber first rotating shaft of fixing groove and the second rotating shaft, the outer wall of second rotating shaft is provided with first gear and roller, the outer wall of roller is provided with connection wirerope, the other end of connection wirerope is fixedly connected with fixture, the one end of oblique pull wirerope away from spandrel girder is fixedly connected with fixture, wirerope to be measured is clamped between two fixtures, the large-tonnage large scale testing machine, which contrasts existing horizontal bar testing machine, can provide tractive force needed for bigger experiment, and without using the hydraulic cylinder of major diameter, different tonnages and the steel wire rope of size can be applicable, with wide using scope, the low advantage of manufacturing cost.
Description
Technical field
The present invention relates to testing equipment technical field, more particularly to a kind of large-tonnage large scale testing machine.
Background technology
Steel wire rope is the important component on loop wheel machine, is related to the lifting safety of loop wheel machine.Therefore it is installed to loop wheel machine in steel wire rope
Before, it is necessary to carry out the detection of pulling force and tensile strength to steel wire rope.Existing testing machine is loaded using horizontal bar, if to big ton
, it is necessary to which big tonnage carries out the detection of pulling force and tensile strength when position, large-sized steel wire rope are tested, then it must change
The bigger oil cylinder of cylinder diameter is to adapt to the large-sized steel wire rope of large-tonnage.
The content of the invention
The invention aims to solve to have existing lineoutofservice signal pull testing machine in the prior art not tackling greatly
The shortcoming of tonnage, large scale wire rope standard, and a kind of large-tonnage large scale testing machine proposed.
To achieve these goals, present invention employs following technical scheme:
A kind of large-tonnage large scale testing machine, including base are designed, the upper surface of the base is vertically provided with pillar, two
Connected between pillar and oblique pull wirerope is fixedly connected with spandrel girder, the spandrel girder, pull sensing is installed on the oblique pull wirerope
Device, the pulling force sensor is connected by wire with outside display instrument.
The upper surface of the base is vertically installed with fixing groove, and the inner chamber of the fixing groove is provided with first rotating shaft and second
Rotating shaft, the outer wall of second rotating shaft is provided with first gear and roller, and the outer wall of the roller is provided with connection wirerope, the company
The other end for connecing wirerope is fixedly connected with fixture, and the described one end of oblique pull wirerope away from spandrel girder is fixedly connected with fixture, described in two
Wirerope to be measured is clamped between fixture.
The outer wall of the first rotating shaft is provided with second gear and turbine, and the second gear is located at the inner chamber of fixing groove simultaneously
Engaged with first gear, the turbine is located at the outside of fixing groove, and the outer wall of the fixing groove is provided with a pair of bearing, described
Worm screw is plugged with bearing block, and worm screw engages with turbine, and the outer wall of the base is fixedly connected with motor, the driving
Motor is connected by wire with external power source, and the line shaft of the motor is fixedly connected by shaft coupling with worm screw.
It is preferred that, insertion connection wirerope, one end of the connection wirerope in jack, the jack are offered on the roller
It is welded and fixed block, the fixed block and roller clamping.
It is preferred that, the quantity of the first gear is two, the uniform second gear engagement of two first gears, and first
The diameter of gear is at least twice than second gear diameter.
It is preferred that, bearing is arranged with the first rotating shaft, the second rotating shaft, and bearing is fixed on the interior of fixing groove
Wall.
It is preferred that, the quantity of the oblique pull wirerope is to be respectively mounted on the oblique pull wirerope no less than two, and no less than two
There is pulling force sensor.
It is preferred that, the fixture is U-shaped fixture, and its outer wall offers bolt hole, and the fixture will be treated by fastening bolt
Survey wirerope and be clamped in its inner chamber.
It is preferred that, the inner chamber of the fixture is provided with a pair of cross bars, and the end of the wirerope to be measured is provided with knot, described to treat
Wirerope is surveyed to be located between a pair of cross bars and pass through knot clamping.
It is preferred that, the outer wall of the motor is arranged with clip, and the end of clip is provided with bolt, and the motor leads to
Cross bolt and be fastened on base outer wall.
A kind of large-tonnage large scale testing machine proposed by the present invention, beneficial effect is:By setting motor, turbine, snail
Bar, roller and connection wirerope, provide the tractive force of large-tonnage by turbine, worm screw and roller to connection wirerope when motor works,
So that the large-tonnage large scale testing machine can adapt to the large-sized steel wire rope of large-tonnage, contrasting existing horizontal bar testing machine can
Tractive force needed for bigger experiment is provided, and without using the hydraulic cylinder of major diameter, different tonnages and size can be applicable
Steel wire rope, have the advantages that using scope is wide, manufacturing cost is low.
Brief description of the drawings
Fig. 1 is a kind of structural representation of large-tonnage large scale testing machine proposed by the present invention;
Fig. 2 is a kind of turbine structure schematic diagram of large-tonnage large scale testing machine proposed by the present invention;
Fig. 3 is a kind of drum structure schematic diagram of large-tonnage large scale testing machine proposed by the present invention;
Fig. 4 is a kind of clamp structure schematic diagram of large-tonnage large scale testing machine proposed by the present invention.
In figure:It is 1 base, 2 pillars, 3 fixing grooves, 4 motors, 5 turbines, 6 first gears, 7 bearing blocks, 8 worm screws, 9 oblique
Draw wirerope, 10 pulling force sensors, 11 fixtures, 12 wireropes to be measured, 13 connection wireropes, 14 first rotating shafts, 15 second gears, 16 axles
Hold, 17 rollers, 18 second rotating shafts, 19 jacks, 20 fixed blocks, 21 cross bars, 22 knots, 23 bolts hole.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
Reference picture 1-4, a kind of large-tonnage large scale testing machine, including base 1, the upper surface of base 1 are vertically provided with pillar
2, connect between two pillars 2 and oblique pull wirerope 9 is fixedly connected with spandrel girder, spandrel girder, pull sensing is installed on oblique pull wirerope 9
Device 10, pulling force sensor 10 is connected by wire with outside display instrument.
The upper surface of base 1 is vertically installed with fixing groove 3, and the inner chamber of fixing groove 3 is provided with first rotating shaft 14 and second turn
Axle 18, the outer wall of the second rotating shaft 18 is provided with first gear 6 and roller 17, and the outer wall of roller 17 is provided with connection wirerope 13, connection
The other end of wirerope 13 is fixedly connected with fixture 11, and the one end of oblique pull wirerope 9 away from spandrel girder is fixedly connected with fixture 11, two fixtures
Wirerope 12 to be measured is clamped between 11.
The outer wall of first rotating shaft 14 is provided with second gear 15 and turbine 5, and second gear 15 is located at the inner chamber of fixing groove 3 simultaneously
Engaged with first gear 6, turbine 5 is located at the outside of fixing groove 3, the outer wall of fixing groove 3 is provided with a pair of bearing 7, bearing block 7
In be plugged with worm screw 8, and worm screw 8 engages with turbine 5, and the outer wall of base 1 is fixedly connected with motor 4, and motor 4 passes through
Wire is connected with external power source, and the line shaft of motor 4 is fixedly connected by shaft coupling with worm screw 8.
Insertion connection wirerope 13 in jack 19, jack 19 is offered on roller 17, one end of connection wirerope 13 is welded and fixed
Block 20, fixed block 20 and the clamping of roller 17, the quantity of first gear 6 is two, and the uniform second gear 15 of two first gears 6 is nibbled
Close, and the diameter of first gear 6 is at least twice than the diameter of second gear 15, sets two first gears 6 to cause roller 17
It is more uniformly stressed, more steady during rotation, the diameter of first gear 6 is at least twice than the diameter of second gear 15, increase the
Gearratio between one gear 6 and second gear 15 so that motor 4 can be to connection when driving second gear 15 to rotate
Wirerope 13 provides bigger tractive force so that the testing machine can be applied to detection large-tonnage, large-sized wirerope 12 to be measured.
Bearing 16 is arranged with first rotating shaft 14, the second rotating shaft 18, and bearing 16 is fixed on the inwall of fixing groove 3,
The quantity of oblique pull wirerope 9 is to be mounted on pulling force sensor 10 on the oblique pull wirerope 9 no less than two, and no less than two, is pressed from both sides
Tool 11 is U-shaped fixture, and its outer wall offers bolt hole 23, and wirerope 12 to be measured is clamped in it by fixture 11 by fastening bolt
Chamber, sets multiple pulling force sensors 10 to lift the experimental data accuracy of the testing machine, prevents single pulling force sensor 10
Damage and influence whole experimental result, the smoothness when bearing 16 of setting ensure that first rotating shaft 14, the second rotating shaft 18 is rotated,
Prevent the phenomenon of interim card.
The inner chamber of fixture 11 is provided with a pair of cross bars 21, and the end of wirerope 12 to be measured is provided with knot 22,12, wirerope to be measured
Between a pair of cross bars 21 and by the clamping of knot 22, the outer wall of motor 4 is arranged with clip, and the end of clip is provided with spiral shell
Bolt, motor 4 is fastened by bolts in the outer wall of base 1, sets cross bar 21 and knot 22 so that wirerope 12 to be measured can be more
Firm is clamped in fixture 11, and facilitates operator to clamp wirerope 12 to be measured using fixture 11.
Operation principle:When motor 4 is rotated, its output shaft drives worm screw 8 to rotate, and 5 turns of turbine is driven when worm screw 8 rotates
It is dynamic, drive first gear 6 to rotate by second gear 15 when turbine 5 is rotated, roller 17 will connect wirerope when first gear 6 is rotated
13 around its outer wall is connected on, and the end of wirerope 12 to be measured is clamped in fixture 11, connection wirerope 13 around when being connected on 17 outer wall of roller to
Wirerope 12 to be measured provides tractive force needed for experiment, when wirerope 12 to be measured is broken, and completes experiment, the drawing that pulling force sensor 10 is provided
Force data is the tensile strength of wirerope 12 to be measured.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (8)
1. a kind of large-tonnage large scale testing machine, including base (1), the upper surface of the base (1) are vertically provided with pillar (2),
Connected between two pillars (2) and oblique pull wirerope (9) is fixedly connected with spandrel girder, the spandrel girder, it is characterised in that the oblique pull
Pulling force sensor (10) is installed, the pulling force sensor (10) is connected by wire with outside display instrument on wirerope (9);
The upper surface of the base (1) is vertically installed with fixing groove (3), and the inner chamber of the fixing groove (3) is provided with first rotating shaft
(14) and the second rotating shaft (18), the outer wall of second rotating shaft (18) is provided with first gear (6) and roller (17), the roller
(17) outer wall is fixedly connected with fixture (11), the oblique pull provided with connection wirerope (13), the other end of the connection wirerope (13)
The one end of wirerope (9) away from spandrel girder, which is fixedly connected between fixture (11), two fixtures (11), is clamped with wirerope to be measured
(12);
The outer wall of the first rotating shaft (14) is provided with second gear (15) and turbine (5), and the second gear (15) is located at solid
Determine the inner chamber of groove (3) and engaged with first gear (6), the turbine (5) is located at the outside of fixing groove (3), the fixing groove (3)
Outer wall be provided with a pair of bearing (7), the bearing block (7) and be plugged with worm screw (8), and worm screw (8) nibbles with turbine (5)
Close, the outer wall of the base (1) is fixedly connected with motor (4), and the motor (4) is connected by wire and external power source
Connect, the line shaft of the motor (4) is fixedly connected by shaft coupling with worm screw (8).
2. a kind of large-tonnage large scale testing machine according to claim 1, it is characterised in that opened up on the roller (17)
There is insertion connection wirerope (13) in jack (19), the jack (19), one end of the connection wirerope (13) is welded and fixed block
(20), the fixed block (20) and roller (17) clamping.
3. a kind of large-tonnage large scale testing machine according to claim 1, it is characterised in that the first gear (6)
Quantity is two, uniform second gear (15) engagement of two first gears (6), and first gear (6) diameter than the second tooth
Wheel (15) diameter is at least twice.
4. a kind of large-tonnage large scale testing machine according to claim 1, it is characterised in that the first rotating shaft (14),
Bearing (16) is arranged with second rotating shaft (18), and bearing (16) is fixed on the inwall of fixing groove (3).
5. a kind of large-tonnage large scale testing machine according to claim 1, it is characterised in that the oblique pull wirerope (9)
Quantity is to be mounted on pulling force sensor (10) on the oblique pull wirerope (9) no less than two, and no less than two.
6. a kind of large-tonnage large scale testing machine according to claim 1, it is characterised in that the fixture (11) is U-shaped
Fixture, its outer wall offers bolt hole (23), and wirerope to be measured (12) is clamped in it by the fixture (11) by fastening bolt
Chamber.
7. a kind of large-tonnage large scale testing machine according to claim 6, it is characterised in that the inner chamber of the fixture (11)
A pair of cross bars (21) are installed, the end of the wirerope (12) to be measured is provided with knot (22), and the wirerope (12) to be measured is located at one
To between cross bar (21) and passing through knot (22) clamping.
8. a kind of large-tonnage large scale testing machine according to claim 1, it is characterised in that the motor (4)
Outer wall is arranged with clip, and the end of clip is provided with bolt, and the motor (4) is fastened by bolts in base (1) outer wall.
Priority Applications (1)
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CN201710475176.6A CN107271260A (en) | 2017-06-21 | 2017-06-21 | A kind of large-tonnage large scale testing machine |
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CN201710475176.6A CN107271260A (en) | 2017-06-21 | 2017-06-21 | A kind of large-tonnage large scale testing machine |
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CN107271260A true CN107271260A (en) | 2017-10-20 |
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CN201710475176.6A Pending CN107271260A (en) | 2017-06-21 | 2017-06-21 | A kind of large-tonnage large scale testing machine |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106840885A (en) * | 2017-03-29 | 2017-06-13 | 湖北武大珞珈工程结构检测咨询有限公司 | A kind of large-tonnage horizontal tensile testing machine |
CN113624599A (en) * | 2021-07-07 | 2021-11-09 | 神宇通信科技股份公司 | Coaxial cable tension test device |
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CN113624599A (en) * | 2021-07-07 | 2021-11-09 | 神宇通信科技股份公司 | Coaxial cable tension test device |
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