CN116165327A - Device and method for detecting heat-resistant practical electric wires and cables - Google Patents
Device and method for detecting heat-resistant practical electric wires and cables Download PDFInfo
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- CN116165327A CN116165327A CN202310425479.2A CN202310425479A CN116165327A CN 116165327 A CN116165327 A CN 116165327A CN 202310425479 A CN202310425479 A CN 202310425479A CN 116165327 A CN116165327 A CN 116165327A
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- 238000000034 method Methods 0.000 title claims description 14
- 238000012360 testing method Methods 0.000 claims abstract description 92
- 238000001514 detection method Methods 0.000 claims abstract description 12
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 239000003063 flame retardant Substances 0.000 claims description 7
- 230000003068 static effect Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229920001821 foam rubber Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/12—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using combustion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H57/00—Guides for filamentary materials; Supports therefor
- B65H57/14—Pulleys, rollers, or rotary bars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
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Abstract
The utility model belongs to the technical field of cable detection, especially, relate to a detection device of heat-resistant practical electric wire and cable, including test box and electric wire and cable that awaits measuring, the inner wall fixed mounting of test box has quiet pivot, rotate in the quiet pivot and install fixed guide roller group, sliding mounting has the pivot in the test box, rotate in the pivot and install and remove guide roller group, four equidistance arranged igniters are installed to the interior bottom wall of test box. According to the invention, each presser simultaneously presses the switch of the igniter, each igniter ignites each wire and cable to be tested, the igniter does not need to be started manually, the working efficiency is improved, the igniter is ignited for a specified period of time and then extinguished, if the cable burns in five seconds after being extinguished, the cable is qualified, otherwise, the cable is unqualified, the cable with poor heat resistance can be screened, and the quality of the cable is ensured.
Description
Technical Field
The invention relates to a cable detection device, in particular to a device and a method for detecting heat-resistant practical electric wires and cables.
Background
The wire and cable is used for transmitting electric energy, information and wire products for realizing electromagnetic energy conversion. The generalized electric wire and cable is also simply called as cable, the narrow-definition cable refers to an insulated cable, the insulated cable is burned once in production, and the insulated cable is extinguished within 5 seconds after leaving and has a certain flame-retardant function, so that the insulated cable is a national standard. At present, the manual work carries out the heat resistance performance to electric wire and cable and contacts and usually at first cuts out the mark with every electric wire and cable, then ignites electric wire and cable one by one with the lighter after gathering, and the quenching is qualified in five seconds, otherwise unqualified, detects like this and needs the manual work to ignite electric wire and cable repeatedly, wastes time and energy, and work load is great.
Disclosure of Invention
The main objective of the present disclosure is to provide a device and a method for detecting heat-resistant practical wires and cables, so as to effectively solve the problems of the prior art.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a heat-resistant practical wire and cable's detection device, includes test box and the wire and cable that awaits measuring, the inner wall fixed mounting of test box has quiet pivot, rotate on the quiet pivot and install fixed guide roller group, sliding mounting has the pivot in the test box, rotate in the pivot and install the removal guide roller group, the wire and cable that awaits measuring alternates between fixed guide roller group and removal guide roller group and stretch to the test box outside, four equally spaced igniters are installed to the interior bottom wall of test box, each the some igniters are located the below of each wire and cable that awaits measuring respectively, be equipped with touch the touch subassembly that the some igniters opened or closed in the test box.
Preferably, the touch assembly comprises a servo motor, a pressing device, a lifting screw rod, sliding rails, a mounting rack and L-shaped brackets, wherein the servo motor is fixedly installed in a test box, the output end of the servo motor is fixedly connected with the lifting screw rod, the sliding rails are installed on the lifting screw rod in a threaded mode, the sliding rails are slidably installed on the rear inner wall of the test box, the mounting rack is fixedly connected with the four L-shaped brackets, four pressing devices are fixedly installed on the four L-shaped brackets, and the four pressing devices are located right above four igniter switches respectively.
Preferably, the back of the test box is fixedly connected with a line following frame, a guide tool a and a guide tool b are arranged in the line following frame, and the wire and the cable to be tested pass through between the guide tool a and the guide tool b.
Preferably, a driving box is fixedly arranged on the right side of the test box, a rotating shaft seat a is slidably arranged in the driving box, a rotating shaft seat b is slidably arranged on the left side of the test box, and the rotating shaft is fixedly connected between the rotating shaft seat a and the rotating shaft seat b.
Preferably, a stepping motor is fixedly arranged on the inner wall of the driving box, the output end of the stepping motor is fixedly connected with a rotary gear, a follow-up rack is fixedly arranged on the rotating shaft seat a, and the follow-up rack is meshed with the rotary gear.
Preferably, the guiding tool a is fixedly connected to the inner bottom wall of the line frame, an electric telescopic rod is fixedly installed at the top of the line frame, the output end of the electric telescopic rod extends into the line frame and is fixedly connected with a connecting strip, the guiding tool b is fixedly connected to the connecting strip, and sponge pads are fixedly connected to the inner walls of the guiding tool a and the guiding tool b.
Preferably, the wire and cable to be tested comprises cable cores, heat-resistant layers and flame-retardant layers, wherein the cable cores are regularly distributed and extruded, the heat-resistant layers are wrapped outside the cable cores, and the flame-retardant layers are wrapped outside the heat-resistant layers.
Preferably, a cooling fan is installed at the top of the test box, and a dust-proof net cover is detachably installed on the shell of the cooling fan.
Preferably, the igniter is a lighter.
The application method of the heat-resistant practical wire and cable detection device comprises the following steps:
step one: firstly, inserting four wires and cables to be tested into a test box, and enabling the wires and cables to be tested to pass through the space between a fixed guide roller set and a movable guide roller set so that the wires and cables to be tested are supported in the test box;
step two: starting a servo motor to enable the lifting screw rod to rotate, enabling the sliding rail to move downwards in the test box along the lifting screw rod, simultaneously enabling the mounting frame, the L-shaped support and the pressers to move downwards synchronously, enabling each presser to press a switch of an igniter at the same time, enabling each igniter to ignite each wire and cable to be tested, and extinguishing the wires and cables after igniting for a specified duration;
step three: if the cable burns in five seconds after being extinguished, the cable is qualified, otherwise, the cable is unqualified, and the cable with poor heat resistance can be screened;
step four: one end of the wire and cable to be tested is coiled, so that the wire and cable can be stored on peripheral coiling equipment, in the coiling process, the cable can pass through the space between the guide tool a and the guide tool b, the electric telescopic rod is started, the guide tool b moves downwards, the guide tool a and the guide tool b slightly clamp the cable, the trace or burr on the outer surface of the cable is removed, in particular the testing position of the cable is removed, and then the next group of tests can be carried out.
In view of this, compared with the prior art, the beneficial effects of the invention are:
in the first embodiment, four wires and cables to be tested are inserted into the test box during detection, the wires and cables to be tested penetrate through the space between the fixed guide roller set and the movable guide roller set, the fixed guide roller set can rotate on the static rotating shaft, the movable guide roller set can rotate on the movable rotating shaft, one end of the wires and cables to be tested is pulled to enable the fixed guide roller set and the movable guide roller set to conduct guiding and conveying on the wires and cables to be tested, abrasion of the cables is reduced, and convenience is brought to follow-up overhead tests.
(II), in this application, when heat-resisting test, the wire and cable that awaits measuring is set up in the test box, open servo motor and make the lift lead screw rotate, then the slide rail moves down in the test box along the lift lead screw, simultaneously mounting bracket, L type support and presser move down in step, make each presser press the switch of some firearm simultaneously, each firearm ignites each wire and cable that awaits measuring, need not the manual work and opens the firearm, promote work efficiency, and it goes out again to ignite stipulated duration (each presser is driven to reset and moves up, close the igniter), if the cable takes place to burn in five seconds after going out, be qualified, otherwise this cable is unqualified, can screen against the cable that the heat resistance is relatively poor, ensure the quality of cable.
(III), in this application, when the wire and cable that awaits measuring is put up in the test box, start step motor 14 and make rotatory gear rotate, and under rotatory gear and follow-up rack's transmission, make pivot seat a slide in the drive box, pivot seat b slide in the test box outside simultaneously for remove the guide roll group and remove the interval of guide roll group adjustable in the test box, in order to carry and test the cable of different specifications, strengthen its suitability, it is more practical in the test process.
And in the fourth application, after the test is completed, one end of the wire and the cable to be tested is wound, so that the wire and the cable can be stored on peripheral winding equipment, and in the winding process, the cable can pass through the space between the guide tool a and the guide tool b, the electric telescopic rod is started, the guide tool b moves downwards, and then the guide tool a and the guide tool b slightly clamp the cable, so that the trace or burr on the outer surface of the cable is removed, and especially the test position of the cable is ensured, so that the surface of the cable is tidy during winding.
Drawings
FIG. 1 is a cross-sectional view of a test box of a heat resistant practical wire and cable testing device provided by the invention;
FIG. 2 is a cross-sectional view of a wire and cable to be tested;
FIG. 3 is a top view of a heat resistant utility type wire and cable testing device;
FIG. 4 is a schematic view of a touch assembly;
FIG. 5 is an enlarged view of portion A of FIG. 1;
FIG. 6 shows a top view of the drive cassette;
fig. 7 shows a cross-sectional view of the spool.
Icon:
1-a test box; 2-a static rotating shaft; 3-fixing a guide roller set; 4-a movable rotating shaft; 5-moving the guide roller set; 6-wire and cable to be tested; 601-cable core; 602-a heat resistant layer; 603-a flame retardant layer; 7-an igniter; 8-a servo motor; 9-a drive box; 10-a line frame; 11-a rotating shaft seat a; 12-a rotating shaft seat b; 13-a follow-up rack; 14-a stepper motor; 15-rotating a gear; 16-a presser; 17-lifting screw rods; 18-sliding rails; 19-mounting rack; a 20-L-shaped stent; 21-a guide a; 22-an electric telescopic rod; 23-linking strips; 24-guiding tool b; 25-a sponge pad; 26-a heat radiation fan; 27-a dust-proof net cover.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides the following embodiments:
the utility model provides a heat-resistant practical wire and cable's detection device, including test box 1 and wire and cable 6 that awaits measuring, the inner wall fixed mounting of test box 1 has quiet pivot 2, install fixed guide roller group 3 on the quiet pivot 2, sliding mounting has movable shaft 4 in test box 1, install movable guide roller group 5 on the pivot 4, wire and cable 6 that awaits measuring alternates between fixed guide roller group 3 and movable guide roller group 5 and stretches to outside test box 1, four equally spaced igniters 7 are installed to the interior bottom wall of test box 1, each igniter 7 is located the below of each wire and cable 6 that awaits measuring respectively, be equipped with touch the touch subassembly that igniters 7 opened or closed in the test box 1.
Specifically, touch subassembly includes servo motor 8, presser 16, lift lead screw 17, slide rail 18, mounting bracket 19 and L type support 20, servo motor 8 fixed mounting is in test box 1, servo motor 8's output fixed connection lift lead screw 17, slide rail 18 screw thread is installed on lift lead screw 17, slide rail 18 slidable mounting is at the back inner wall of test box 1, fixed connection mounting bracket 19 on the slide rail 18, four L type supports 20 of fixedly connected with on the mounting bracket 19, all fixed mounting has presser 16 on four L type supports 20, four presser 16 are located respectively directly over four some igniters 7 switches.
Specifically, the back fixedly connected with of test box 1 is along line frame 10, is equipped with guide tool a21 and guide tool b24 in along line frame 10, and wire and cable 6 that awaits measuring passes between guide tool a21 and the guide tool b24, and guide tool a21 fixed connection is at along the interior bottom wall of line frame 10, and the top fixed mounting of along line frame 10 has electric telescopic handle 22, and electric telescopic handle 22's output stretches into along line frame 10 and fixedly connected with linking strip 23, links up fixedly connected with guide tool b24 on the strip 23, and guide tool a21 and the equal fixedly connected with foam-rubber cushion 25 of inner wall of guide tool b 24.
Specifically, the right side fixed mounting of test box 1 has drive box 9, and drive box 9 slidable mounting has pivot seat a11, and the left side slidable mounting of test box 1 has pivot seat b12, and movable shaft 4 fixed connection is between pivot seat a11 and pivot seat b12, and drive box 9's inner wall fixed mounting has step motor 14, and step motor 14's output fixedly connected with rotary gear 15, fixed mounting has follower rack 13 on pivot seat a11, follower rack 13 and rotary gear 15 meshing.
Specifically, the wire and cable 6 to be tested comprises cable cores 601, heat-resistant layers 602 and flame-retardant layers 603, wherein each cable core 601 is regularly distributed and extruded, the heat-resistant layers 602 are wrapped outside the cable cores 601, and the flame-retardant layers 603 are wrapped outside the heat-resistant layers 602, so that the wire and cable 6 to be tested has good heat resistance and practicality.
Specifically, the top of the test box 1 is provided with a cooling fan 26, a dust-proof net cover 27 is detachably arranged on the shell of the cooling fan 26, and after the test is finished, the cooling fan 26 is started to cool the test box 1.
Specifically, the igniter 7 is a lighter, and is convenient to use or replace.
The application method of the heat-resistant practical wire and cable detection device comprises the following steps:
step one: firstly, inserting four wires and cables 6 to be tested into a test box 1, and enabling the wires and cables 6 to be tested to pass through between a fixed guide roller set 3 and a movable guide roller set 5, so that the wires and cables 6 to be tested are supported in the test box 1;
step two: starting a servo motor 8 to enable a lifting screw rod 17 to rotate, enabling a sliding rail 18 to move downwards in a test box 1 along the lifting screw rod 17, simultaneously enabling a mounting frame 19, an L-shaped bracket 20 and a pressing device 16 to move downwards synchronously, enabling each pressing device 16 to press a switch of an igniter 7 simultaneously, enabling each igniter 7 to ignite each wire and cable 6 to be tested, igniting for a specified duration, and extinguishing;
step three: if the cable burns in five seconds after being extinguished, the cable is qualified, otherwise, the cable is unqualified, and the cable with poor heat resistance can be screened;
step four: one end of the wire and cable 6 to be tested is wound, so that the wire and cable can be stored on external winding equipment, in the winding process, the cable can pass through the space between the guide tool a21 and the guide tool b24, the electric telescopic rod 22 is started, the guide tool b24 moves downwards, the guide tool a21 and the guide tool b24 slightly clamp the cable, the trace or burr on the outer surface of the cable is removed, in particular, the testing position of the cable is removed, and then the next group of tests can be carried out.
The specific implementation manner of the embodiment is as follows: during detection, four wires and cables 6 to be detected are inserted into the test box 1, pass through the space between the fixed guide roller set 3 and the movable guide roller set 5, the fixed guide roller set 3 can rotate on the static rotating shaft 2, and the movable guide roller set 5 can rotate on the movable rotating shaft 4, so that the fixed guide roller set 3 and the movable guide roller set 5 can guide and convey the wires and cables 6 to be detected by pulling one end of the wires and cables 6 to be detected, abrasion of the cables is reduced, and convenience is brought to subsequent overhead tests;
when the heat resistance test is performed, the wire and cable 6 to be tested is erected in the test box, the servo motor 8 is started to enable the lifting screw rod 17 to rotate, then the sliding rail 18 moves downwards in the test box 1 along the lifting screw rod 17, meanwhile, the mounting frame 19, the L-shaped support 20 and the pressers 16 synchronously move downwards, each presser 16 simultaneously presses the switch of the igniter 7, each igniter 7 ignites each wire and cable 6 to be tested, the igniter 7 does not need to be manually started, the working efficiency is improved, the igniter 7 is ignited for a specified period of time, the igniter 7 is extinguished (each pressers 16 are driven to reset and move upwards, the igniter 7 is closed), if the cable burns in five seconds after being extinguished, the cable is qualified, otherwise, the cable with poor heat resistance can be screened, and the quality of the cable is ensured;
when the wire and cable 6 to be tested is erected in the test box 1, the stepping motor 14 is started to enable the rotary gear 15 to rotate, the rotary shaft seat a11 slides in the drive box 9 under the transmission of the rotary gear 15 and the follow-up rack 13, and the rotary shaft seat b12 slides outside the test box 1, so that the movable guide roller set 5 can move in the test box 1, the distance between the fixed guide roller set 3 and the movable guide roller set 5 can be adjusted, cables with different specifications can be conveyed and tested, the suitability of the cables is enhanced, and the wire and cable testing machine is more practical in the test process;
after the test is finished, one end of the wire and cable 6 to be tested is rolled up, so that the wire and the cable can be stored on peripheral winding equipment, in the rolling process, the cable can pass through the space between the guide tool a21 and the guide tool b24, the electric telescopic rod 22 is started, the guide tool b24 moves downwards, the guide tool a21 and the guide tool b24 slightly clamp the cable, the trace or burr on the outer surface of the cable is removed, and particularly, the testing position of the cable is ensured, so that the surface of the cable is tidy during rolling.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (9)
1. The utility model provides a heat-resistant practical electric wire and cable's detection device which characterized in that: the automatic testing device comprises a testing box (1) and an electric wire cable (6) to be tested, wherein a static rotating shaft (2) is fixedly arranged on the inner wall of the testing box (1), a fixed guide roller set (3) is rotatably arranged on the static rotating shaft (2), a rotating shaft (4) is slidably arranged in the testing box (1), a movable guide roller set (5) is rotatably arranged on the rotating shaft (4), the electric wire cable (6) to be tested is inserted between the fixed guide roller set (3) and the movable guide roller set (5) and extends out of the testing box (1), four igniters (7) which are arranged at equal intervals are arranged on the inner bottom wall of the testing box (1), and each igniter (7) is respectively positioned below each electric wire cable (6) to be tested, and a touch assembly for triggering the igniters (7) to open or close is arranged in the testing box (1).
2. The heat resistant utility type wire and cable testing device according to claim 1, wherein: the touch assembly comprises a servo motor (8), a pressing device (16), a lifting screw rod (17), a sliding rail (18), a mounting rack (19) and an L-shaped support (20), wherein the servo motor (8) is fixedly mounted in a test box (1), the output end of the servo motor (8) is fixedly connected with the lifting screw rod (17), the sliding rail (18) is mounted on the lifting screw rod (17) in a threaded manner, the sliding rail (18) is slidably mounted on the rear inner wall of the test box (1), the mounting rack (19) is fixedly connected with four L-shaped supports (20) on the mounting rack (19), the pressing devices (16) are fixedly mounted on the L-shaped supports (20), and the pressing devices (16) are respectively located right above four igniter (7) switches.
3. The heat resistant utility type wire and cable testing device according to claim 1, wherein: the back of test box (1) fixedly connected with is in line frame (10), be equipped with guide utensil a (21) and guide utensil b (24) in line frame (10), wire and cable (6) to be tested pass between guide utensil a (21) and guide utensil b (24).
4. The heat resistant utility type wire and cable testing device according to claim 1, wherein: the right side fixed mounting of test box (1) has drive box (9), drive box (9) sliding mounting has pivot seat a (11), the left side sliding mounting of test box (1) has pivot seat b (12), pivot (4) fixed connection is between pivot seat a (11) and pivot seat b (12).
5. The heat resistant utility model provides a detection device of electric wire and cable according to claim 4 which characterized in that: the inner wall of the driving box (9) is fixedly provided with a stepping motor (14), the output end of the stepping motor (14) is fixedly connected with a rotary gear (15), the rotating shaft seat a (11) is fixedly provided with a follow-up rack (13), and the follow-up rack (13) is meshed with the rotary gear (15).
6. A heat resistant utility type wire and cable testing device according to claim 3 wherein: the guide device a (21) is fixedly connected to the inner bottom wall of the line frame (10), an electric telescopic rod (22) is fixedly installed at the top of the line frame (10), the output end of the electric telescopic rod (22) extends into the line frame (10) and is fixedly connected with a connecting strip (23), the connecting strip (23) is fixedly connected with a guide device b (24), and sponge pads (25) are fixedly connected to the inner walls of the guide device a (21) and the guide device b (24).
7. The heat resistant utility type wire and cable testing device according to claim 1, wherein: the wire and cable (6) to be tested comprises cable cores (601), heat-resistant layers (602) and flame-retardant layers (603), wherein the cable cores (601) are regularly distributed and extruded, the heat-resistant layers (602) are wrapped outside the cable cores (601), and the flame-retardant layers (603) are wrapped outside the heat-resistant layers (602).
8. The heat resistant utility type wire and cable testing device according to claim 1, wherein: a cooling fan (26) is arranged at the top of the test box (1), and a dust-proof net cover (27) is detachably arranged on the shell of the cooling fan (26).
9. The application method of the heat-resistant practical wire and cable detection device is characterized by comprising the following steps of: the method comprises the following steps:
step one: firstly, inserting four wires and cables (6) to be tested into a test box (1), and enabling the wires and cables (6) to be tested to pass through the space between a fixed guide roller set (3) and a movable guide roller set (5), so that the wires and cables (6) to be tested are supported in the test box (1);
step two: starting a servo motor (8) to enable a lifting screw rod (17) to rotate, enabling a sliding rail (18) to move downwards in a test box (1) along the lifting screw rod (17), simultaneously enabling a mounting rack (19), an L-shaped bracket (20) and pressers (16) to move downwards synchronously, enabling each presser (16) to press a switch of an igniter (7) simultaneously, enabling each igniter (7) to ignite each wire cable (6) to be tested, and extinguishing after a specified duration of ignition;
step three: if the cable burns in five seconds after being extinguished, the cable is qualified, otherwise, the cable is unqualified, and the cable with poor heat resistance can be screened;
step four: one end of the wire cable (6) to be tested is coiled, so that the wire cable can be stored on peripheral coiling equipment, in the coiling process, the cable can pass through the space between the guide tool a (21) and the guide tool b (24), the electric telescopic rod (22) is started, the guide tool b (24) moves downwards, and then the guide tool a (21) and the guide tool b (24) slightly clamp the cable, so that trace or burrs on the outer surface of the cable are removed, in particular to the testing position of the cable, and then the next group of tests can be performed.
Priority Applications (1)
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CN202310425479.2A CN116165327A (en) | 2023-04-20 | 2023-04-20 | Device and method for detecting heat-resistant practical electric wires and cables |
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CN202310425479.2A CN116165327A (en) | 2023-04-20 | 2023-04-20 | Device and method for detecting heat-resistant practical electric wires and cables |
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WO2022104971A1 (en) * | 2020-11-23 | 2022-05-27 | 山东无棣海丰电缆有限公司 | Flat cable dynamic stability testing apparatus |
CN114878740A (en) * | 2022-05-10 | 2022-08-09 | 安徽广优特电缆科技有限公司 | Processing equipment for flame-retardant and fire-resistant cable |
CN217385370U (en) * | 2021-12-29 | 2022-09-06 | 深圳天祥质量技术服务有限公司 | Bundled cable combustion testing device |
CN115047132A (en) * | 2022-07-08 | 2022-09-13 | 江西优尔检测认证有限公司 | Combustion test equipment for bundled wires and cables |
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2023
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