Cable slot width on-line detection device

Abstract

The application provides a cable slot width on-line detection device which is connected with a cable slot and is used for on-line detection of whether the slot is contracted, and is characterized in that the device comprises a support, a detection piece which is rotationally connected with the support, and an inductive measuring mechanism which is arranged on the support; the detection piece is rotationally connected with the support and is partially arranged in the slot, and the inductive measuring mechanism is arranged on the support; when the detection piece passes through the slot contraction position, the detection piece rotates relative to the support, and the inductive measuring mechanism detects the rotation of the support to determine the specific position of the slot contraction on the cable, so that the measurement is simple, fast and convenient.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of cable detection device, in particular to a kind of cable slot width on-line detection device. BACKGROUND

[0002] With the continuous innovation and development in the field of cable, the cable shape is relatively special, and the requirement for part structure size is also relatively special.For example, the cable has a slot, and a temperature sensing wire is placed along the slot to detect the temperature change of the cable.In production, due to unstable external factors, such as equipment precision, wire laying tension, etc., the slot size has certain variation.Slot width is a structure size that needs to be strictly controlled.If the slot width is too small, it will affect the placement of the temperature sensing wire, causing the temperature sensing wire to break and affecting the use of the product.

[0003] Currently, the detection of slot is mainly sampling detection, which is carried out at the beginning and end of cable production.The cable is cut and projected to measure, but this detection method cannot be continuously detected online, and can only ensure that the quality of both ends of the product is qualified;The slot width of the whole cable product cannot be accurately determined, which causes great safety hazard to the product quality.

[0004] Therefore, it is necessary to improve the prior art to overcome the defects in the prior art.

[0005] CONTENT

[0006] The purpose of the present application is to provide a kind of cable slot width on-line detection device for detecting whether cable slot width is contracted.

[0007] The purpose of the present application is achieved by the following technical scheme: a kind of cable slot width on-line detection device, with the slot of cable butt joint, for on-line detection whether the slot is contracted, comprising:

[0008] Support;

[0009] Detection piece, rotationally connected with the support;

[0010] Inductive measuring mechanism, arranged on the support;

[0011] The detection piece includes a detection part arranged at least partially in the slot, and the detection part is rotated relative to the support via the slot contraction position, and the inductive measuring mechanism detects the rotation of the detection piece to determine the slot contraction position.

[0012] Further, the support is provided with a first fixed shaft, the detection piece includes a first bearing sleeved on the first fixed shaft, and the detection part is connected with the first bearing.

[0013] Further, the detection member further comprises a counterweight connected with the first bearing, the counterweight is arranged opposite to the detection part, and the counterweight is used for adjusting the pressure of the detection part on the cable.

[0014] Further, the inductive measuring mechanism comprises a laser assembly arranged on the support, the laser assembly comprises a laser emitter used for emitting laser and a laser reflection plate used for receiving the laser, and the detection member is arranged to shield the laser when rotating relative to the support.

[0015] Further, the inductive measuring mechanism further comprises a measuring element connected with the laser reflection plate, and the measuring element is used for determining the moving distance of the cable when the detection member shields the laser so that the laser reflection plate does not receive the laser.

[0016] Further, the measuring element is an inductive meter, and the cable slot width online detection device further comprises a roller rotatably connected with the support through a second fixed shaft, the cable is tangent to the roller, the roller rotates with the movement of the cable, and the inductive meter calculates the number of rotations of the roller to determine the slot contraction position when the detection member shields the laser so that the laser reflection plate does not receive the laser.

[0017] Further, the second fixed shaft is sleeved with a second bearing and a roller fixing block, the roller is rotatably connected with the second fixed shaft through the second bearing, and the roller fixing block is arranged at both ends of the roller and abuts against the second bearing to limit the position of the roller on the second fixed shaft.

[0018] Further, the roller is sleeved with two oppositely arranged annular baffles, and the cable is arranged between the annular baffles.

[0019] Further, at least one of the annular baffles is axially movable along the roller.

[0020] Further, the annular baffle is provided with a threaded through hole, and the threaded through hole penetrates the inner and outer walls of the annular baffle in the radial direction of the annular baffle.

[0021] Compared with the prior art, the present application has the following beneficial effects: by arranging the detection member rotatably connected with the support and partially arranged in the slot and the inductive measuring mechanism arranged on the support, when the detection member passes through the slot contraction position, the detection member rotates relative to the support, the inductive measuring mechanism detects the rotation of the support to determine the specific position of the slot contraction on the cable, which is convenient and fast.

DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a perspective view of the present application.

[0023] Figure 2 is another perspective view of the present application.

DETAILED DESCRIPTION

[0024] The technical solutions of the present application will be clearly and completely described below with reference to the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, but not all of them. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0025] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] In addition, the technical features involved in different embodiments of the present application described below can be combined with each other as long as there is no conflict. In the description of the present application, the axial direction is consistent with the height direction.

[0028] Please refer to Figure 1 and Figure 2 It is shown that the present application provides a cable slot width on-line detection device 100, which is connected with the slot 11 of the cable 1, and is used for on-line detection of whether the slot 11 is contracted, comprising a support 2, a detection piece 3 rotatably connected with the support 2, and an inductive measuring mechanism 4 arranged on the support 2, wherein the detection piece 3 comprises a detection part 31 arranged at least partially in the slot 11, the detection part 31 is rotated relative to the support 2 via the slot 11 contraction position, and the inductive measuring mechanism 4 detects the rotation of the detection piece 3 to determine the slot 11 contraction position.

[0029] Specifically, the bracket 2 comprises two vertically arranged support plates and a first fixing shaft 22 and a second fixing shaft 23 which are overlapped on the support plates 21, the first fixing shaft 22 and the second fixing shaft 23 can change the center position relative to the support plates 21, the first fixing shaft 22 and the second fixing shaft 23 are fastened and connected with the support plates 21 through fasteners 24, the first fixing shaft 22 is located above the second fixing shaft 23 and the first fixing shaft 22 is parallel to the second fixing shaft 23 along the axial direction.

[0030] The detection piece 3 is located between the two support plates 21 and is rotationally connected with the first fixing shaft 22, the cable 1 is overlapped on the second fixing shaft 23 and is driven to move along the horizontal direction by a pushing mechanism (not shown), the detection piece 3 further comprises a first bearing 32 which is sleeved on the first fixing shaft 22 and is in interference fit therebetween; the detection part 31 is connected with the first bearing 32, wherein the detection part 31 comprises a first connecting rod 311 which is welded with the first bearing 32 and a detection rod 312 which is connectable with one end of the first connecting rod 311 away from the first bearing 32, the central axis of the detection rod 312 is located in the same plane as the central axis of the slot 11 and at least part of the detection rod 312 extends into the slot 11, the width of the detection rod 312 is equal to or slightly smaller than the designed width of the slot 11, so that when the detection rod 312 is in the position of being retracted via the slot 11 (i.e. the slot 11 is smaller than the designed width), the detection rod 312 is forced to pop up, thereby driving the first bearing 32 to rotate relative to the first fixing shaft 22.

[0031] In order to facilitate the detection rod 312 to be forced to pop up, the detection piece 3 further comprises a counterweight part 33 which is connected with the first bearing 32, the counterweight part 33 is arranged opposite to the detection part 31, the counterweight part 33 is used to adjust the pressure of the detection part 31 on the cable 1, preferably, the counterweight part 33 makes the pressure of the detection part 31 on the cable 1 to be zero. In the embodiment, the counterweight part 33 comprises a second connecting rod 331 which is connected with the first bearing 32 and a counterweight block 332 which is detachably connected with the second connecting rod 331, the counterweight block 332 adjusts the height of the midpoint of the second connecting rod 331 by adjusting the weight on both sides of the first bearing 32.

[0032] The inductive measurement mechanism 4 comprises a laser assembly arranged on the bracket 2 and a measurement element 43 which is signal connected with the laser assembly. The laser assembly comprises a laser emitter 41 for emitting laser and a laser reflection plate 42 for receiving laser, the measurement element 43 is model connected with the laser reflection plate 42, the detection piece 3 is shielded from laser when the bracket 2 rotates, and the measurement element 43 records the moving distance of the cable 1 when the laser is shielded.

[0033] Specifically, the laser emitter 41 and the laser reflection plate 42 are respectively installed on the two support plates 21 and are oppositely arranged, the laser emitted by the laser emitter 41 can be received by the laser reflection plate 42, in the embodiment, the laser is below the second connecting rod 331, when the detection rod 312 is located at the designed width position of the slot 11, the laser is tangent or approximately tangent to the second connecting rod 331, indeed, in other embodiments, the laser can also be above the first connecting rod 311 and tangent or approximately tangent to the second connecting rod 331, which is not specifically limited here. The measuring element 43 is installed on the bracket 2, when the cable 1 moves, the measuring element 43 measures the moving distance of the cable 1, in the process of moving of the cable 1, the detection rod 312 slides along the slot 11, when the detection rod 312 slides through the contraction of the slot 11, the detection part 31 is popped up, the counterweight part 33 is pressed down, the second connecting rod 331 blocks the laser so that the laser reflection plate 42 does not receive the laser, and the measuring element 43 determines the moving distance of the cable 1 at this time, that is, determines the position of the contraction of the slot 11 on the cable 1.

[0034] In the embodiment, the measuring element 43 is an inductive meter 43, and the cable slot width online detection device 100 further comprises a roller 5 rotatably connected to the bracket 2 through the second fixed shaft 23, the cable 1 is tangent to the roller 5, the roller 5 rotates with the movement of the cable 1, the inductive meter 43 determines the moving distance of the cable 1 by calculating the number of rotations of the roller 5, when the detection piece 3 blocks the laser so that the laser reflection plate 42 does not receive the laser, the inductive meter 43 determines the moving distance of the cable 1 by calculating the number of rotations of the roller 5 to determine the position of the contraction of the slot 11 on the cable 1. Specifically, one end of the cable 1 is placed on the roller 5, and the cable 1 is connected with the pushing mechanism, at least part of the detection rod 312 is extended into the slot 11 near the end port of the cable 1, the laser assembly and the inductive meter 43 are started, the pushing mechanism drives the cable 1 to move, the inductive meter 43 records the moving distance of the cable 1 through the roller 5, when the laser is blocked, the inductive meter 43 records the moving distance of the cable 1 at this time, thereby determining the specific position of the contraction of the slot 11.

[0035] In the embodiment, the second fixed shaft 23 is sleeved with the second bearing 51 and the roller fixing block 6, the roller 5 is rotationally connected through the second fixed shaft 23, and the roller fixing block 6 is arranged at both ends of the roller 5 and abuts against the second bearing 51 to limit the position of the roller 5 on the second fixed shaft 23. Specifically, the roller 5 is in a cylindrical shape, the second bearing 51 is arranged in the roller 5 and is in an interference fit with the roller 5, the second bearing 51 is sleeved on the second fixed shaft 23 and is in a clearance fit with the second fixed shaft 23, the center position of the roller 5 is adjusted to facilitate the lapping with the cable 1. The position of the roller 5 on the second fixed shaft 23 is limited through the roller fixing block 6, wherein the roller fixing block 6 is provided with a threaded fixing hole 61 penetrating the roller fixing block 6 in the radial direction, the roller fixing block 6 is in a clearance fit with the second fixed shaft 23, and the roller fixing block 6 and the second fixed shaft 23 are fastened and connected through the cooperation of the screw rod and the threaded fixing hole 61. The positions of the roller 5 on the second fixed shaft 23 are limited through the abutment between the roller fixing blocks 6 arranged at both ends of the roller 5 and the second bearing 51.

[0036] In the embodiment, to prevent the moving track of the cable 1 from being deflected, two oppositely arranged annular baffles are sleeved on the roller 5, and the cable 1 is arranged between the annular baffles 52, wherein the distance between the annular baffles 52 is equal to the width of the cable 1, to further limit the moving direction of the cable 1 and ensure the accuracy of detection.

[0037] To match the distance between the annular baffles 52 with the cable 1 of different width sizes, at least one annular baffle 52 is in a clearance fit with the outer wall of the roller 5, so that the at least one annular baffle 52 can move axially along the roller 5 to adjust the distance between the two annular baffles 52. In the embodiment, the movable annular baffle 52 is provided with a threaded through hole 521 penetrating the inner and outer walls of the annular baffle 52 in the radial direction of the annular baffle 52, and the movable annular baffle 52 and the roller 5 are fastened and connected through the cooperation of the screw rod and the threaded through hole 521, which is convenient and fast. Indeed, in other embodiments, the movable annular baffle 52 and the roller 5 can also be fastened and connected through other ways, which is not limited here.

[0038] The above is only one specific embodiment of the present application, and any improvement made on the basis of the concept of the present application is regarded as the protection scope of the present application.

Claims

1. An apparatus for on-line detection of a cable slot width, which is connected to a slot of a cable for on-line detection of whether the slot is contracted, characterized in that, The utility model relates to a cable slot width online detection device, which comprises a support, a detection piece connected with the support, and an inductive measuring mechanism arranged on the support. The detection piece comprises a detection part arranged at least partially in the slot, and the detection part is contracted through the slot to rotate relative to the support, and the inductive measuring mechanism detects the rotation of the detection piece to determine the slot contraction position. The inductive measuring mechanism comprises a laser emitter for emitting laser and a laser reflection plate for receiving laser, and the detection piece is blocked from the laser when rotating relative to the support. The inductive measuring mechanism further comprises a measuring element connected with the laser reflection plate, and the measuring element determines the moving distance of the cable to locate the slot contraction position when the laser reflection plate does not receive the laser. The measuring element is an inductive meter, and the cable slot width online detection device further comprises a roller connected with the support through a second fixed shaft, the cable is tangent to the roller, and the roller rotates with the movement of the cable. The support is provided with a first fixed shaft, the detection piece comprises a first bearing sleeved on the first fixed shaft, and the detection part is connected with the first bearing. The detection piece further comprises a counterweight part connected with the first bearing, the counterweight part is arranged opposite to the detection part, and the counterweight part is used for adjusting the pressure of the detection part on the cable. The second fixed shaft is sleeved with a second bearing and a roller fixing block, the roller is connected with the second fixed shaft through the second bearing, and the roller fixing block is arranged at both ends of the roller to limit the position of the roller on the second fixed shaft by abutting against the second bearing. The roller is sleeved with two opposite annular baffles, and the cable is arranged between the annular baffles. At least one of the annular baffles can move axially along the roller.

2. The cable slot width on-line detection apparatus of claim 1, wherein: The annular baffle is provided with a threaded through hole, and the threaded through hole penetrates the inner and outer walls of the annular baffle radially.

3. The cable slot width on-line detection apparatus of claim 1, wherein: ​ 4. The cable slot width on-line detection apparatus of claim 3, wherein: ​ 5. The cable slot width on-line detection apparatus of claim 4, wherein: ​

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