CN112881211A - Cable bending test device - Google Patents
Cable bending test device Download PDFInfo
- Publication number
- CN112881211A CN112881211A CN202110067215.5A CN202110067215A CN112881211A CN 112881211 A CN112881211 A CN 112881211A CN 202110067215 A CN202110067215 A CN 202110067215A CN 112881211 A CN112881211 A CN 112881211A
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- roller
- main
- main roller
- auxiliary
- cable
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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
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
Abstract
The invention relates to the technical field of cable tests, in particular to a cable bending test device. The rolling machine comprises a motor, a first main roller, two second main rollers, two auxiliary rollers, a counting sensor, a display and a rack. The motor rotates and drives the auxiliary idler wheel to rotate, the auxiliary idler wheel drives the second main idler wheel to rotate, one end of the auxiliary idler wheel is connected with the rack, the first main idler wheel and the two second main idler wheels are distributed in a triangular mode, the first main idler wheel is arranged at the vertex angle of the triangle, and the auxiliary idler wheel is attached to the two second main idler wheels located on the lower side of the triangle. The cable passes through the middle of the auxiliary roller and the second main roller, passes through the first main roller at the triangular top corner, and then passes through the other second main roller and the other auxiliary roller. The invention simulates the bending state of the cable rope in actual operation, carries out the bending fatigue test of the cable rope, and has simple operation and easy realization.
Description
Technical Field
The invention relates to the technical field of cable tests, in particular to a cable bending test device.
Background
The cable has the performances of tensile resistance, impact resistance, abrasion resistance, flexibility, light and soft and the like, and is used for tying a multi-strand rope of a ship. In the past, steel, hemp or cotton ropes were commonly used; after the appearance of synthetic fibers, the synthetic fibers are mostly made of chinlon, polypropylene fiber, vinylon, terylene and the like. The synthetic fiber cable has the advantages of light specific gravity, high strength, good impact resistance and wear resistance, corrosion resistance, mildew and rot resistance, insect damage resistance and the like. For example, the strength and the wear resistance fastness of the nylon mooring rope exceed the strength and the wear resistance fastness of hemp and cotton mooring ropes by a plurality of times, the specific gravity of the polypropylene mooring rope is smaller than that of water, and the nylon mooring rope can float on the water surface, so that the operation is convenient and safe. The chemical fiber cable is divided into two types of 3 strands or multi-strand twisted cables and 8 strands or multi-strand braided cables according to the processing structure. The common diameter of 3 stranded hawsers is 4 ~ 50 millimeters, and the common diameter of 8 stranded hawsers is 35 ~ 120 millimeters. According to the requirements of special purposes, metal materials can be further woven in the cable core.
The existing cable has the performances of tensile resistance, impact resistance, abrasion resistance, flexibility, light flexibility and the like, and is used in various fields such as transportation, industry, mines, sports, fishery and the like.
But the hawser in practical process, can meet the circumstances that the hawser is buckled different angles and height unavoidably, all have certain influence to its wearing and tearing, just need to change the hawser after wearing and tearing to a certain degree, but whether current hawser is difficult to differentiate out the hawser and can not use, change too early and increased the resource of cost-wasting, can produce danger too late.
Therefore, it is necessary to perform bending fatigue tests on cables with different properties according to different bending angles and heights.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides a cable bending test device.
The technical scheme of the embodiment of the invention is as follows: a cable bending test device comprises a motor, a first main roller, a second main roller, an auxiliary roller, a counting sensor, a display and a rack; the number of the second main rollers is two, and the number of the auxiliary rollers is two; the motor rotates to drive the auxiliary roller to rotate, the auxiliary roller drives the second main roller to rotate, one end of the auxiliary roller is connected with the rack, the first main roller and the two second main rollers are distributed in a triangular shape, the first main roller is arranged at the vertex angle of the triangle, the auxiliary roller is attached to the two second main rollers positioned below the triangle, the axis of the auxiliary roller is parallel to the axes of the first main roller and the second main roller, and one end of the first main roller and one end of the second main roller are connected with the rack; the cable penetrates through the middle of the auxiliary roller and the second main roller which are positioned at the left end of the rack, passes through the first main roller at the top corner of the triangle and then penetrates out of the second main roller and the auxiliary roller which are positioned at the right end of the rack, the counting sensor is installed at the outlet of the cable, and the counting sensor is electrically connected with the display. Furthermore, the first main roller is of a detachable structure.
Furthermore, the first main roller is of a buckle type structure or a magnet type structure.
Furthermore, the second main roller is internally provided with a bearing, and the auxiliary roller is internally provided with a bearing.
Further, the first main roller is arranged in a cylindrical structure with a groove in the middle, and the height of the cable in the groove cannot exceed the outer surface of the cylinder.
Further, the second main roller is arranged in a cylindrical structure with a groove in the middle, and the height of the cable in the groove cannot exceed the outer surface of the cylinder.
Further, the outer surfaces of the second main roller and the auxiliary roller are provided with teeth for transmission.
Further, the material of the first main roller, the second main roller and the auxiliary roller is rubber or 304 stainless steel.
Further, the diameter of the auxiliary roller is smaller than that of the second main roller.
Furthermore, the rack is provided with mounting holes for mounting the first main roller, the second main roller and the auxiliary roller.
The embodiment of the invention achieves the following beneficial effects:
according to the embodiment of the invention, the technical scheme that the first main roller and the two second main rollers are distributed in a triangular shape, and the first main roller is arranged at the vertex angle of the triangle is adopted, so that the bending state of the cable rope in actual operation is simulated, and the bending fatigue test of the cable rope is carried out, thereby achieving the effect of testing the performance of the cable rope, and the operation is simple and easy to realize.
According to the embodiment of the invention, the first main rollers are arranged into the series with the same structure but different sizes, and the series with different angles and heights are arranged in a triangular distribution manner, so that the mooring rope can be bent into different angles according to requirements, and different series are selected according to different performances of thickness, material and the like of the mooring rope, so that the mooring rope bending test device is modularized, a targeted bending test is achieved, and a better using effect is generated.
Drawings
Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention (a part of the frame is omitted).
Fig. 2 is a left side view of fig. 1 (motor hidden).
Fig. 3 is a first schematic diagram of a rack structure according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of a rack structure according to an embodiment of the present invention.
In the figure, 1, a motor; 2. a first main roller; 3. a second main roller; 4. a secondary roller; 5. a counting sensor; 6. a display; 7. a frame; 8. a cable.
Detailed Description
To facilitate an understanding of the present invention by those skilled in the art, specific embodiments thereof are described below with reference to the accompanying drawings.
Fig. 1-2 show a bending test device for a mooring rope, which comprises a motor 1, a first main roller 2, a second main roller 3, an auxiliary roller 4, a counting sensor 5, a display 6 and a frame 7. The number of the second main rollers 3 is two, and the number of the auxiliary rollers 4 is two.
The motor 1 rotates and drives vice gyro wheel 4 rotates, vice gyro wheel 4 drives second main gyro wheel 3 and rotates, 4 one end of vice gyro wheel with 7 fixed connection in the frame, first main gyro wheel 2 and two second main gyro wheels 3 are triangular distribution, and first main gyro wheel 2 sets up in triangle-shaped apex angle department, vice gyro wheel 4 and two second main gyro wheels 3 laminating that are located the triangle-shaped lower limit, the axis of vice gyro wheel 4 with the axis of first main gyro wheel 2, second main gyro wheel 3 is parallel, first main gyro wheel 2 with the one end of second main gyro wheel 3 is fixed in on the frame 7.
The cable 8 passes through the middle of the auxiliary roller 4 and the second main roller 3 which are positioned at the left end of the frame 7, passes through the first main roller 2 at the triangular vertex angle, and then passes through the second main roller 3 and the auxiliary roller 4 which are positioned at the right end of the frame 7, the counting sensor 5 is installed at the outlet and is used for calculating the bending times of the cable 8, and the counting sensor is also connected with the counting display 6, and the total bending times of the cable 8 is displayed through the display 6.
The shape of the first main roller 2 is a cylindrical structure with a groove in the middle, the height of the cable 8 in the groove cannot exceed the outer surface of the cylinder, the fixed end of the first main roller 2 and the rack 7 is of a detachable structure and can be of a buckle type or a magnet type, and as shown in fig. 2, the buckle type structure is adopted in the embodiment. The first main roller 2 can be set into a series of products with the same structure and different sizes according to the difference of performances such as the thickness and the material of the cable 8, and is arranged on the frame 7 according to actual needs.
The second main roller 3 is shaped as a cylinder with a groove in the middle, and the height of the cable 8 in the groove can not exceed the outer surface of the cylinder. The auxiliary roller 4 is arranged in a cylindrical structure with a groove in the middle. In order to make the secondary roller 4 more effectively drive the second main roller 3 to rotate, teeth for transmission are arranged on the outer surfaces of the secondary roller 4 and the second main roller 3. In order to generate a large transmission force, the diameter of the secondary roller 4 needs to be smaller than that of the second primary roller 3. Preferably, the center of the secondary roller 4 and the center of the second main roller 3 are on the same horizontal line.
The material of the first main roller 2, the second main roller 3 and the auxiliary roller 4 is 304 stainless steel or rubber.
According to the properties of the cable 8 such as thickness and material, different bending angles and heights required by tests, the frame 7 is lifted up to be processed with corresponding mounting positioning holes, so that the first main roller 2, the second main roller 3 and the auxiliary roller 4 are directly assembled at corresponding positions as required in actual operation. For the convenience of assembly with the frame 7, the first main roller 2, the second main roller 3 and the auxiliary roller 4 have the same size with the fixed end of the frame 7.
As shown in fig. 3 to 4, a series of holes for installation are processed on the frame 7, and the first main roller 2, the second main roller 3 and the auxiliary roller 4 are assembled according to different requirements, wherein a dotted line in fig. 3 shows an installation example of the first main roller 2, the second main roller 3 and the auxiliary roller 4, and a dotted line in fig. 4 shows another three installation examples of the first main roller 2, the second main roller 3 and the auxiliary roller 4, but the invention is not limited to the installation examples in the drawings.
The invention adopts the way that the first main rollers 2 are arranged into the series with the same structure but different sizes, and the series with different angles and heights are arranged in a triangular distribution manner, so that the mooring rope can be bent into different angles according to the requirement, and different series are selected according to different performances of the thickness, the material and the like of the mooring rope 8, thereby modularizing the mooring rope bending test device, achieving the targeted bending test, having simple operation and easy realization, and generating better use effect.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a hawser test device that buckles which characterized in that: the device comprises a motor (1), a first main roller (2), a second main roller (3), an auxiliary roller (4), a counting sensor (5), a display (6) and a rack (7); the number of the second main rollers (3) is two, and the number of the auxiliary rollers (4) is two; the motor (1) rotates to drive the auxiliary roller (4) to rotate, the auxiliary roller (4) drives the second main roller (3) to rotate, one end of the auxiliary roller (4) is connected with the rack (7), the first main roller (2) and the two second main rollers (3) are distributed in a triangular shape, the first main roller (2) is arranged at the vertex angle of the triangle, the auxiliary roller (4) is attached to the two second main rollers (3) positioned at the lower side of the triangle, the axis of the auxiliary roller (4) is parallel to the axes of the first main roller (2) and the second main roller (3), and one end of the first main roller (2) and one end of the second main roller (3) are connected with the rack (7); the mooring rope (8) penetrates through the middle of the auxiliary roller (4) and the second main roller (3) which are positioned at the left end of the rack (7), penetrates out of the second main roller (3) and the auxiliary roller (4) which are positioned at the right end of the rack (7) through the first main roller (2) at the top corner of the triangle, the counting sensor (5) is installed at the outlet of the mooring rope (8), and the counting sensor (5) is electrically connected with the display (6).
2. A cable bend test apparatus as set forth in claim 1, wherein: the first main roller (2) is of a detachable structure.
3. A cable bend test apparatus as set forth in claim 2, wherein: the first main roller (2) is of a buckle type structure or a magnet type structure.
4. A cable bend test apparatus as set forth in claim 1, wherein: the second main roller (3) is internally provided with a bearing, and the auxiliary roller (4) is internally provided with a bearing.
5. A cable bend test apparatus as set forth in claim 1, wherein: the first main roller (2) is arranged in a cylindrical structure with a groove in the middle, and the height of the cable (8) in the groove cannot exceed the outer surface of the cylinder.
6. A cable bend test apparatus as set forth in claim 1, wherein: the second main roller (3) is arranged in a cylindrical structure with a groove in the middle, and the height of the cable (8) in the groove cannot exceed the outer surface of the cylinder.
7. A cable bend test apparatus as set forth in claim 1, wherein: the outer surfaces of the second main roller (3) and the auxiliary roller (4) are provided with teeth for transmission.
8. A cable bend test apparatus as set forth in claim 1, wherein: the materials of the first main roller (2), the second main roller (3) and the auxiliary roller (4) are rubber or 304 stainless steel.
9. A cable bend test apparatus as set forth in claim 1, wherein: the diameter of the auxiliary roller (4) is smaller than that of the second main roller (3).
10. A cable bend test apparatus as set forth in claim 1, wherein: and the rack (7) is provided with mounting holes for mounting the first main roller (2), the second main roller (3) and the auxiliary roller (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110067215.5A CN112881211A (en) | 2021-01-19 | 2021-01-19 | Cable bending test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110067215.5A CN112881211A (en) | 2021-01-19 | 2021-01-19 | Cable bending test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112881211A true CN112881211A (en) | 2021-06-01 |
Family
ID=76049631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110067215.5A Pending CN112881211A (en) | 2021-01-19 | 2021-01-19 | Cable bending test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112881211A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0623813U (en) * | 1992-07-24 | 1994-03-29 | 株式会社ダイクレ | Top opener for lorries |
| JPH11124294A (en) * | 1997-10-20 | 1999-05-11 | Tadano Ltd | Wire rope end fixing device for crane |
| JP2005147985A (en) * | 2003-11-19 | 2005-06-09 | Ishikawajima Harima Heavy Ind Co Ltd | Magnetic flaw detecting device for wire rope |
| CN107167391A (en) * | 2017-07-24 | 2017-09-15 | 南通昌荣机电有限公司 | A kind of steel band bending fatigue testing device |
| CN206615952U (en) * | 2017-04-16 | 2017-11-07 | 丁盼芸 | A kind of small-sized hoisting equipment |
| CN107870135A (en) * | 2017-12-13 | 2018-04-03 | 西华大学 | The cable life test device and method of testing of a kind of variable element |
| CN108557671A (en) * | 2018-03-14 | 2018-09-21 | 北京豪仪测控工程有限公司 | Cable tensioning device |
| CN212321330U (en) * | 2020-04-10 | 2021-01-08 | 杭州流控机器制造有限公司 | Cable winding life test device |
-
2021
- 2021-01-19 CN CN202110067215.5A patent/CN112881211A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0623813U (en) * | 1992-07-24 | 1994-03-29 | 株式会社ダイクレ | Top opener for lorries |
| JPH11124294A (en) * | 1997-10-20 | 1999-05-11 | Tadano Ltd | Wire rope end fixing device for crane |
| JP2005147985A (en) * | 2003-11-19 | 2005-06-09 | Ishikawajima Harima Heavy Ind Co Ltd | Magnetic flaw detecting device for wire rope |
| CN206615952U (en) * | 2017-04-16 | 2017-11-07 | 丁盼芸 | A kind of small-sized hoisting equipment |
| CN107167391A (en) * | 2017-07-24 | 2017-09-15 | 南通昌荣机电有限公司 | A kind of steel band bending fatigue testing device |
| CN107870135A (en) * | 2017-12-13 | 2018-04-03 | 西华大学 | The cable life test device and method of testing of a kind of variable element |
| CN108557671A (en) * | 2018-03-14 | 2018-09-21 | 北京豪仪测控工程有限公司 | Cable tensioning device |
| CN212321330U (en) * | 2020-04-10 | 2021-01-08 | 杭州流控机器制造有限公司 | Cable winding life test device |
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| PB01 | Publication | ||
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Application publication date: 20210601 |