CN110426292A - Bend test device - Google Patents

Bend test device Download PDF

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Publication number
CN110426292A
CN110426292A CN201910721485.6A CN201910721485A CN110426292A CN 110426292 A CN110426292 A CN 110426292A CN 201910721485 A CN201910721485 A CN 201910721485A CN 110426292 A CN110426292 A CN 110426292A
Authority
CN
China
Prior art keywords
pole
shell
lead screw
clamping plate
handle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910721485.6A
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Chinese (zh)
Inventor
曹永义
陈爱兵
蒋健
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Xizhou Magnet Wires Co Ltd
Original Assignee
Wuxi Xizhou Magnet Wires Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Xizhou Magnet Wires Co Ltd filed Critical Wuxi Xizhou Magnet Wires Co Ltd
Priority to CN201910721485.6A priority Critical patent/CN110426292A/en
Publication of CN110426292A publication Critical patent/CN110426292A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02Details
    • G01N3/04Chucks
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/20Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces

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  • Physics & Mathematics (AREA)
  • 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 provides bend test devices, can be used for the bend test of the conducting wire of sizes.It includes pedestal, pedestal is connected with fixing axle, fixing axle is equipped with pole, handle is also rotatably equipped in fixing axle, bearing is connected on handle, pole one end is connected with limit plate, and the pole other end is socketed with pole clamping plate, first lead screw one end is connect with limit plate, and the first lead screw other end passes through pole clamping plate and is threadedly coupled with pole clamping plate;In a ring, inner surface is equipped with the T-shaped block matched with the T-slot of the outer surface of pole to pole clamping plate;Pole includes shell and core, core is socketed with the shell more than or equal to 1 outward, pole clamping plate is socketed on outermost shell, core and housing outer surface offer T-slot, shell inner surface is equipped with the T-shaped block cooperated with T-slot, second lead screw one end is connect with limit plate, and the other end of the second lead screw passes through shell and is threadedly coupled with shell.

Description

Bend test device
Technical field
The present invention relates to conducting wires to produce detection technique field, specially bend test device.
Background technique
Conducting wire such as enameled wire or paper insulation stranded wire etc. are needed after the completion of production to its flexibility and attached Property tested, flexibility and adhesion have reacted winding wire through the outer active force such as Tensile, winding, bending or twisting When, the ability of adhesion is not cracked or is lost in insulation, standard GB/T/T 4074.3-2008 for flexibility and The detection of adhesion has detailed introduction, can be generally tested using pole coiling to be detected, Fig. 4 of the standard is just introduced A kind of pole bend test device, by the way that two handles coaxial with pole are arranged, handle is equipped with ball bearing, by sample After being placed on pole, by the way that two sides rotational handle, sample is bent 180 degree by the ball bearing on handle respectively, To be tested;Wherein the diameter of pole has regulation, such as paper insulation strands in the standard of corresponding article It is provided in the standard GB/T of conducting wire/T 7673.5-2008, paper insulation stranded wire is on the pole of predetermined outside diameter multiplying power Bending 180 degree after insulating layer should not crack or without local protuberance, it is specified that outer diameter multiplying power are as follows: ZJ, ZJM:(10-11) times; ZJD:(6-7) again;Namely sometimes can be different for the size of different conductor size poles, so above-mentioned pole is bent Experimental rig is only applicable to the conducting wire of a kind of size, when needing the pole using other sizes to be tested, it is necessary to use Other experimental rigs, lead to higher cost.
Summary of the invention
Aiming at the problem that traditional pole bend test device is unable to the conducting wire of suitable for multiple sizes, the present invention provides bendings Experimental rig can be used for the bend test of the conducting wire of sizes.
Its technical solution is such that bend test device comprising pedestal, the pedestal are connected with fixation by bracket Axis, the fixing axle are equipped with pole, and handle is also rotatably equipped in the fixing axle, is connected on the handle by connecting rod There is bearing, the pole is connected with limit plate towards described handle one end, and the pole is socketed with circle far from described handle one end Stick clamping plate, it is characterised in that: first lead screw one end is connect with the limit plate, and the first lead screw other end passes through the pole Clamping plate is simultaneously threadedly coupled with the pole clamping plate;In a ring, inner surface is equipped with the appearance with the pole to the pole clamping plate The T-shaped block that the T-slot in face matches;The pole includes shell in a ring and the cylindrical core being installed in the fixing axle Body, the core are socketed with the shell more than or equal to 1 outward, and the outer diameter of the shell and the core is examined as needed The conductor size of survey is configured, and the pole clamping plate, the core and the shell are socketed on the outermost shell Outer surface offers T-slot, and the shell inner surface is equipped with the T-shaped block cooperated with T-slot, second lead screw one end and the limit Position plate connection, the other end of second lead screw pass through the shell and are threadedly coupled with the shell.
It is further characterized by:
Regulating tank is provided on the handle, described connecting rod one end connects the bearing, and the connecting rod other end is connected with lock Tight screw rod, the tie down screw pass through the regulating tank, are locked the connecting rod by nut;
The end of first lead screw and second lead screw is connected with stop nut after passing through the limit plate;
First lead screw and second lead screw are located at the bottom of the pole clamping plate and the shell.
After with such a structure, each shell can control movement by each second lead screw respectively, not need The outer diameter of pole can be changed by carrying out dismounting, and to meet the test needs of various sizes of conducting wire, and the shell removed is also It can play the role of pole clamping plate to clamp conducting wire, it is easy to use.
Detailed description of the invention
Fig. 1 is schematic front view of the present invention;
Fig. 2 is schematic side view of the present invention.
Specific embodiment
Bend test device as shown in Figure 1 and Figure 2 comprising pedestal 1, pedestal 1 are connected with fixing axle 3 by bracket 2, It is connected with pole 4 in fixing axle 3, handle 5 is also rotatably equipped in fixing axle 3, passes through connecting rod 6 on handle 5 and is connected with bearing 7, pole 4 is connected with limit plate 8 towards 5 one end of handle, and pole 4 is socketed with pole clamping plate 9, the first lead screw far from 5 one end of handle 10 one end are connect with limit plate 8, and 10 other end of the first lead screw passes through pole clamping plate 9 and is threadedly coupled with pole clamping plate 9;Pole folder In a ring, inner surface is equipped with the T-shaped block matched with the T-slot of the outer surface of pole 4 to plate 9;Pole 4 includes shell in a ring The body 4-1 and cylindrical core body 4-2 being fixedly installed in fixing axle 3, core 4-2 are socketed with the shell more than or equal to 1 outward 11 size of conducting wire that the outer diameter of 4-1, shell 4-1 and core 4-2 detect as needed is configured, on outermost shell 4-1 It is socketed with pole clamping plate 9, core 4-2 and the outer surface shell 4-1 offer T-slot, and shell 4-1 inner surface is equipped with and T-slot The T-shaped block of cooperation, 12 one end of the second lead screw are connect with limit plate 8, and the other end of the second lead screw 12 passes through shell 4-1 and and shell 4-1 is threadedly coupled.
After with such a structure, each shell 4-1 can control movement by each second lead screw 12 respectively, no The outer diameter of pole 4 can be changed by carrying out dismounting, to meet the test needs of various sizes of conducting wire 11, and remove Shell 4-1 can also play the role of pole clamping plate 9 and clamp to conducting wire 11, easy to use, furthermore it is also possible to clamping When, placement backing plate to clamp more stable between shell 4-1 or pole clamping plate 9 and conducting wire 11, while preventing damage from leading Line, in addition, though the section of the conducting wire 11 drawn in figure is that the round but present apparatus is preferably applied to flat wire.
In addition, being provided with regulating tank 5-1 on handle 5,6 one end of connecting rod connects bearing 7, and 6 other end of connecting rod is connected with lock Tight screw rod, tie down screw pass through regulating tank 5-1, are locked connecting rod 6 by nut, so as to adjust axis as needed Hold 7 position;The end of first lead screw 10 and the second lead screw 12 is connected with stop nut after passing through limit plate 8, by limiting spiral shell Mother, which limits, to be rotatablely connected with limit plate 8, and the first lead screw 10 and the second lead screw 12 are located at pole clamping plate 9 and shell The bottom of body 4-1, preventing, which influences conducting wire 11, is bent.
When carrying out maximum outside diameter test, directly conducting wire is placed on pole 4, pole folder is controlled by the first screw rod 10 Plate 9 is mobile to clamp conducting wire, then so that conducting wire is bent 180 degree as shown in Figure 1 by bearing 7 by rotational handle 5, to be bent Test finds the shells of needs as outer diameter when needing reduced outside diameter, by the second screw rod 12 by the shell of the hull outside It removes, then conducting wire is placed on the shell, it can be clamped as pole clamping plate by external shell, then led with evidence The position of line adjusts the position of bearing 7, and then carries out bend test, and an experimental rig can be suitable for the conducting wire of sizes Bend test, and while being adjusted to pole size, does not need to load and unload, easy to use.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any It is familiar with the people of the technology within the technical scope disclosed by the invention, any changes or substitutions that can be easily thought of, should all cover at this Within the protection scope of invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.

Claims (4)

1. bend test device comprising pedestal, the pedestal are connected with fixing axle by bracket, and the fixing axle is equipped with circle Stick, is also rotatably equipped with handle in the fixing axle, is connected with bearing by connecting rod on the handle, and the pole is towards institute It states handle one end and is connected with limit plate, the pole is socketed with pole clamping plate far from described handle one end, it is characterised in that: first Lead screw one end is connect with the limit plate, the first lead screw other end pass through the pole clamping plate and with the pole clamping plate spiral shell Line connection;In a ring, inner surface is equipped with the T-shaped block matched with the T-slot of the outer surface of the pole to the pole clamping plate; The pole includes shell in a ring and the cylindrical core body being installed in the fixing axle, and the core is socketed with greatly outward In the shell for being equal to 1, the conductor size that the outer diameter of the shell and the core detects as needed is configured, most It is socketed with the pole clamping plate on the external shell, the core and the housing outer surface offer T-slot, described Shell inner surface is equipped with the T-shaped block cooperated with T-slot, and second lead screw one end is connect with the limit plate, second lead screw The other end passes through the shell and is threadedly coupled with the shell.
2. bend test device according to claim 1, it is characterised in that: be provided with regulating tank, the company on the handle Extension bar one end connects the bearing, and the connecting rod other end is connected with tie down screw, and the tie down screw passes through the adjusting Slot is locked the connecting rod by nut.
3. bend test device according to claim 1, it is characterised in that: first lead screw and second lead screw End is connected with stop nut after passing through the limit plate.
4. bend test device according to claim 1, it is characterised in that: first lead screw and second lead screw point Not Wei Yu the pole clamping plate and the shell bottom.
CN201910721485.6A 2019-08-06 2019-08-06 Bend test device Pending CN110426292A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910721485.6A CN110426292A (en) 2019-08-06 2019-08-06 Bend test device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910721485.6A CN110426292A (en) 2019-08-06 2019-08-06 Bend test device

Publications (1)

Publication Number Publication Date
CN110426292A true CN110426292A (en) 2019-11-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910721485.6A Pending CN110426292A (en) 2019-08-06 2019-08-06 Bend test device

Country Status (1)

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CN (1) CN110426292A (en)

Citations (31)

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Publication number Priority date Publication date Assignee Title
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CN104897483A (en) * 2015-07-02 2015-09-09 中天合金技术有限公司 Copper alloy through grounding wire bending property tester
CN106338465A (en) * 2016-08-26 2017-01-18 宁夏共享模具有限公司 Bending-angle-accurately-controlled bending test instrument
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CN108037030A (en) * 2018-02-07 2018-05-15 青岛迪玛尔海洋工程有限公司 Testing machine for the differently curved radius testing fatigue of cable
US20180202909A1 (en) * 2014-07-04 2018-07-19 Universite Grenoble Alpes Pure bending mechanical test device and method for implementing same
CN108423460A (en) * 2018-05-16 2018-08-21 冯萍 A kind of tape handler of textile manufacturing
CN208171733U (en) * 2017-12-26 2018-11-30 东莞市成佳电线电缆有限公司 A kind of U-shaped wire bend testing machine
CN208420570U (en) * 2018-07-31 2019-01-22 广州市智力通机电有限公司 A kind of wire and cable Tensile & Elongation Tester
CN208420565U (en) * 2018-04-12 2019-01-22 四川瑞通工程建设集团有限公司 A kind of reinforcing steel bar bending tester
CN110411855A (en) * 2019-08-06 2019-11-05 无锡锡洲电磁线有限公司 Pole bend test device
CN210604204U (en) * 2019-08-06 2020-05-22 无锡锡洲电磁线有限公司 Bending test device
CN213933346U (en) * 2021-01-04 2021-08-10 中天合金技术有限公司 Metal wire and cable bending performance test device
CN214040985U (en) * 2020-12-21 2021-08-24 青岛方圆建设工程质量检测有限公司 Plastic pipe bending test machine

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JPH0854328A (en) * 1994-08-17 1996-02-27 Showa Electric Wire & Cable Co Ltd Bending tester for cable
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CN214040985U (en) * 2020-12-21 2021-08-24 青岛方圆建设工程质量检测有限公司 Plastic pipe bending test machine
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