CN213933346U - Metal wire and cable bending performance test device - Google Patents
Metal wire and cable bending performance test device Download PDFInfo
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- CN213933346U CN213933346U CN202120011669.6U CN202120011669U CN213933346U CN 213933346 U CN213933346 U CN 213933346U CN 202120011669 U CN202120011669 U CN 202120011669U CN 213933346 U CN213933346 U CN 213933346U
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Abstract
The utility model provides a pair of metal wire and cable bending property test device relates to bending property test device, include: a housing; a plurality of drive motors; a plurality of sets of force application components; according to the test device disclosed by the invention, when a cable bending test is carried out, one end of the cable is installed in the insertion structure of the test wheel, and the other end of the cable is connected with the force application end. When the test wheel rotates, the force application end applies pulling force to the cable. The test wheels with different diameters can meet the bending test requirements of cables with various specifications, each test wheel corresponds to one group of force application components, and the force application sizes of the different force application components can be adjusted. Therefore, the test device can be used for performing bending tests on cables with different specifications.
Description
Technical Field
The utility model relates to a bending property test device, in particular to metal wire and cable bending property test device.
Background
Some cable products require bending performance testing before shipment. For example, the railway department issued in 2012 "technical condition for temporary running of railway through ground wire", in which a ground wire pattern is required to be wound around a test cylinder at a constant speed for one circle, then the test sample is reset and straightened, and then the test sample is repeatedly wound for one complete circle in the opposite direction, and then the reset and straightening are performed again, and the above process is used as a bending test. According to the temporary technical conditions, the through ground wire at least meets the minimum requirement of three bending tests.
In order to solve the test process, the chinese patent publication No. CN104897483A discloses a device for testing the bending property of a copper alloy through ground wire, which comprises a housing, a motor installed above the housing, a bending test wheel installed at the front end of the motor, a through hole and a baffle plate installed on the outer wall of the housing, a first fixed pulley fixed on the lower end surface of the baffle plate, a pulley assembly installed inside the housing, a bearing rod, a pressing cylinder and a steel wire rope, wherein the pulley assembly comprises two second fixed pulleys fixed on the top wall of the housing and a movable pulley, the movable pulley is fixed in the middle of the bearing rod through a connecting rod, the two pressing cylinders are fixed on the bottom surface of the housing and press the two ends of the bearing rod, one end of the steel wire rope is fixed on the side wall of the housing through a steel wire rope clamp, the other end of the steel wire rope sequentially passes through the second fixed pulleys, the movable pulley, the first fixed pulley and the baffle plate and a wiring clamp, the copper alloy through ground wire is fixed between the wire clamp and the bending test wheel. The test device not only can realize winding of the through ground wire for one circle, but also can straighten the through ground wire in time for next winding after returning, and provides convenient equipment conditions for the bending test of the cable.
However, the above test device still has some problems in practical use: it is known that different cables have different diameters, and the winding diameters required for bending tests of cables with different diameters are different according to the requirements of related technical standards, and the test equipment can only perform the bending test on the cable with a specific diameter, and is difficult to meet the requirements when the bending tests of cables with various specifications are performed.
Disclosure of Invention
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the shortcoming that the cable bending test device among the prior art can only carry out bending test to the cable of single specification, and then provides one kind and can carry out bending test's device to the cable of multiple specification.
In order to solve the first technical problem, the utility model provides a technical scheme as follows:
a metal wire and cable bending performance test device includes:
a housing;
the driving motors are arranged on the shell;
the test wheels are arranged on the shell and are in driving connection with one of the motors; the test wheel is provided with a cable plugging structure; the driving motor is suitable for providing power for the rotation of the test wheel; the diameters of the test wheels are different;
the force application assemblies are arranged below the test wheels in a one-to-one correspondence mode and provided with force application ends detachably mounted with the cables, and the force application ends are suitable for pulling the cables to move in the direction far away from the test wheels.
Optionally, the force application assembly comprises:
a weight member disposed within the housing;
an even number of fixed pulleys;
and one end of the rope is a force application end detachably mounted with the cable, and the other end of the rope is detachably connected with the counterweight after bypassing the even number of fixed pulleys.
Optionally, the even number of fixed pulleys are located in the same plane, and at least one fixed pulley is arranged right below the test wheel corresponding to the force application assembly.
Optionally, the force application end of the rope is provided with a cable clamp, and the cable clamp is detachably connected with the cable.
Optionally, a hanging ring is arranged on the counterweight, and a hook is arranged at one end of the rope connected with the counterweight.
Optionally, a cylinder is arranged on the side of the counterweight, a telescopic rod of the cylinder is opposite to the hanging ring, and the cylinder is suitable for extending out of the telescopic rod after the counterweight falls down and penetrating through the hanging ring to limit the position of the counterweight.
Optionally, the number of the test wheels is two, the number of the driving motors is one, and the two test wheels are in driving connection with the driving motors through two chain belts.
Optionally, the test wheel is provided with a jack suitable for inserting a cable, and the edge of the jack is smoothly transited to the annular surface of the circumference of the test wheel.
Optionally, the rope-guiding device further comprises a limiting plate, the limiting plate is mounted on the shell, and a through hole suitable for the rope to pass through is formed in the limiting plate.
The utility model provides a technical scheme has following technological effect:
1. the utility model provides a test device, include: a housing; the driving motors are arranged on the shell; the test wheels are arranged on the shell and are in driving connection with one of the motors; the test wheel is provided with a cable plugging structure; the driving motor is suitable for providing power for the rotation of the test wheel; the diameters of the test wheels are different; the force application assemblies are arranged below the test wheels in a one-to-one correspondence mode and provided with force application ends detachably mounted with the cables, and the force application ends are suitable for pulling the cables to move in the direction far away from the test wheels.
In the structure, when the cable bending test is carried out, one end of the cable is installed in the insertion structure of the test wheel, and the other end of the cable is connected with the force application end. When the test wheel rotates, the force application end applies pulling force to the cable. The test wheels with different diameters can meet the bending test requirements of cables with various specifications, each test wheel corresponds to one group of force application components, and the force application sizes of the different force application components can be adjusted. Therefore, the test device can be used for performing bending tests on cables with different specifications.
2. The utility model provides a test device, even number fixed pulley is located the coplanar, and has at least a fixed pulley setting to lie in under the test wheel that this application of force subassembly corresponds. In the structure, the cable can be ensured to be always kept in a vertical state in the process of bending the counterweight, and convenience is provided for accurately adjusting the force application size.
3. The utility model provides a test device, counterweight side is provided with the cylinder, the telescopic link of cylinder is just to the link, the cylinder is suitable for and stretches out the telescopic link after the counterweight falls and pass the link and prescribe a limit to the position of counterweight. In above-mentioned structure, after the weight falls down, the telescopic link of cylinder can stretch out and pass the link, and the position of weight can be fixed by the cylinder this moment, avoids in the middle of the process of haulage equipment, and unexpected removal takes place for the weight.
4. The utility model provides a test device, be provided with the jack that is suitable for inserting the cable on the test wheel, the border of jack is to the border annular surface smooth transition of test wheel. In above-mentioned structure, the cable inserts the back in the jack, and in the middle of the process of test wheel pivoted, smooth transition's jack border can play the effect of protection cable, avoids the cable outward appearance to be cut brokenly the damage.
To sum up, the utility model provides an experimental apparatus can carry out bending test to the cable of different diameters, satisfies the experimental needs of multiple specification cable, still has advantages such as protection cable, transport convenience, convenient operation simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an embodiment of the testing apparatus provided by the present invention in a front view direction;
FIG. 2 is a schematic view of the left side view of the test apparatus shown in FIG. 1;
FIG. 3 is a schematic diagram of the testing device shown in FIG. 1 in a right view;
description of reference numerals:
1-a shell; 2-driving the motor; 3-a test wheel; 4-a strand; 5-a counterweight; 6-fixed pulley; 7-a rope; 8-a cable clamp; 9-hanging ring; 10-hanging hooks; 11-a cylinder; 12-a jack; 13-limiting plate.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
The utility model provides a metal wire and cable bending test device, includes: the device comprises a shell 1, a plurality of driving motors 2, a plurality of test wheels 3 and a plurality of force application components; the force application assemblies are arranged below the test wheels 3 in a one-to-one correspondence mode and provided with force application ends detachably mounted with the cables, and the force application ends are suitable for pulling the cables to move in the direction far away from the test wheels 3.
As shown in fig. 1, includes: the device comprises a shell 1, wherein the upper end of the shell 1 is provided with a plurality of driving motors 2, the driving end of one driving motor 2 is in driving connection with a plurality of test wheels 3, and the diameters of the test wheels 3 are different; in the embodiment, the number of the test wheels 3 is two, the number of the driving motors 2 is one, and the two test wheels 3 are in driving connection with the driving motors 2 through two chain belts 4; the test wheel 3 is provided with a jack 12 suitable for inserting a cable, and the edge of the jack 12 smoothly transits to the annular surface of the periphery of the test wheel 3; after the cable is inserted into the jack 12, in the process of rotation of the test wheel 3, the edge of the smoothly-transitional jack 12 can play a role in protecting the cable, and the outer surface of the cable is prevented from being cut and damaged.
As shown in fig. 2, a weight member 5 is arranged in the housing 1, and a hanging ring 9 is arranged on the weight member 5; an even number of fixed pulleys 6 are arranged corresponding to the balance weight part 5, the even number of fixed pulleys 6 are positioned in the same plane, and at least one fixed pulley 6 is arranged right below the test wheel 3 corresponding to the force application component; in the structure, the cable can be ensured to be always kept in a vertical state in the process of bending the counterweight, and convenience is provided for accurately adjusting the force application size.
A rope 7 is wound on even number of fixed pulleys 6, one end of the rope 7 is provided with a hook 10, and the hook 10 is used for being hung on a hanging ring 9 of the counterweight 5 to realize the detachable connection of one end of the rope 7 and the counterweight 5; the other end of the rope 7 is a force application end which is detachably connected with the cable; the force application end of the rope 7 is provided with a cable clamp 8, and the cable clamp 8 is detachably connected with the cable.
Be close to in the inboard of casing 1 one side of counterweight 5 is provided with cylinder 11, the telescopic link of cylinder 11 is just to the link 9 of counterweight 5, and after counterweight 5 fell down, cylinder 11 stretched out the telescopic link and passed link 9 and prescribe a limit to the position of counterweight 5. In above-mentioned structure, after weight 5 fell down, the telescopic link of cylinder 11 can stretch out and pass link 9, and the position of weight 5 can be fixed by cylinder 11 this moment, avoids in the middle of the process of haulage equipment, and unexpected removal takes place for weight 5.
As shown in fig. 3, a limiting plate 13 is arranged on the outer side wall of the housing 1, and a through hole suitable for the rope 7 to pass through is arranged on the limiting plate 13; the rope 7 is restrained in the through hole of the stopper plate 13 so that the rope 7 is not deflected.
The experimental device that this embodiment provided can carry out bending test to the cable of different diameters, satisfies the experimental needs of multiple specification cable, still has advantages such as protection cable, transport convenience, convenient operation simultaneously.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (9)
1. The utility model provides a metal wire and cable bending property test device which characterized in that includes:
a housing (1);
the plurality of driving motors (2) are arranged on the shell (1);
the test wheels (3) are arranged on the shell (1), and the test wheels (3) are in driving connection with one of the motors; the test wheel (3) is provided with a cable plugging structure; the driving motor (2) is suitable for providing power for the rotation of the test wheel (3); the diameters of the plurality of test wheels (3) are different;
the force application assemblies are arranged below the test wheels (3) in one-to-one correspondence with the test wheels (3), each force application assembly is provided with a force application end detachably mounted with the cable, and the force application ends are suitable for pulling the cable to move in the direction far away from the test wheels (3).
2. The apparatus of claim 1, wherein the force application assembly comprises:
a counterweight (5) arranged inside the casing (1);
an even number of fixed pulleys (6);
and one end of the rope (7) is a force application end detachably mounted with the cable, and the other end of the rope is detachably connected with the counterweight (5) after bypassing the even number of fixed pulleys (6).
3. The device for testing the bending property of the metal wire and the cable according to claim 2, wherein the even number of fixed pulleys (6) are positioned in the same plane, and at least one fixed pulley (6) is arranged right below the corresponding test wheel (3) of the force application component.
4. The metal wire and cable bending property test device according to claim 2, wherein the force application end of the rope (7) is provided with a cable clamp (8), and the cable clamp (8) is detachably connected with the cable.
5. The device for testing the bending property of the metal wire and the cable according to claim 2, wherein a hanging ring (9) is arranged on the weight member (5), and a hook (10) is arranged at one end of the rope (7) connected with the weight member (5).
6. The metal wire and cable bending performance testing device according to claim 5, wherein a cylinder (11) is arranged on the side of the weight member (5), a telescopic rod of the cylinder (11) is opposite to the hanging ring (9), and the cylinder (11) is suitable for extending out of the telescopic rod to penetrate through the hanging ring (9) to limit the position of the weight member (5) after the weight member (5) falls down.
7. The metal wire and cable bending performance testing device as claimed in claim 1, wherein the number of the test wheels (3) is two, the number of the driving motors (2) is one, and the two test wheels (3) are in driving connection with the driving motors (2) through two chain belts (4).
8. The device for testing the bending performance of the metal wire and the cable as claimed in claim 1, wherein the test wheel (3) is provided with a jack (12) suitable for inserting the cable, and the edge of the jack (12) is smoothly transited to the annular surface of the periphery of the test wheel (3).
9. The metal wire and cable bending property testing device according to any one of claims 2 to 8, further comprising a limiting plate (13), wherein the limiting plate (13) is mounted on the housing (1), and a through hole suitable for the rope (7) to pass through is formed in the limiting plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120011669.6U CN213933346U (en) | 2021-01-04 | 2021-01-04 | Metal wire and cable bending performance test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120011669.6U CN213933346U (en) | 2021-01-04 | 2021-01-04 | Metal wire and cable bending performance test device |
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| CN213933346U true CN213933346U (en) | 2021-08-10 |
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| CN202120011669.6U Active CN213933346U (en) | 2021-01-04 | 2021-01-04 | Metal wire and cable bending performance test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426292A (en) * | 2019-08-06 | 2019-11-08 | 无锡锡洲电磁线有限公司 | Bend test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426292A (en) * | 2019-08-06 | 2019-11-08 | 无锡锡洲电磁线有限公司 | Bend test device |
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