阅读说明：本技术 一种新型断带预警装置 (Novel broken belt early warning device ) 是由 李哲 沈燕燕 戴杰 沈林林 于 2020-07-17 设计创作，主要内容包括：本发明创造提供了一种新型断带预警装置,包括底座、底座左右两侧对应设置的导向架、以及导向架上设置的视觉检测机构,所述导向架均上竖直滑动安装有轮架,所述轮架上均转动安装有水平设置的导向辊,底座上设有用于驱动轮架升降的驱动组件；所述底座中部设有张力检测机构,该张力检测机构包括底座上设置的检测架、以及检测架上竖直滑动安装的升降架,所述升降架朝向检测架的一侧设有限位柱,另一侧设有张力托辊传感器。本发明创造结构简单,易于使用,通过设置多个检测机构,可以对铝箔进行多点检测,有利于提高这种断带预警装置的检测准确性和可靠性。(The invention provides a novel belt breakage early warning device which comprises a base, guide frames and a visual detection mechanism, wherein the guide frames are correspondingly arranged on the left side and the right side of the base, the visual detection mechanism is arranged on the guide frames, wheel carriers are vertically and slidably arranged on the guide frames, horizontally arranged guide rollers are rotatably arranged on the wheel carriers, and a driving assembly for driving the wheel carriers to ascend and descend is arranged on the base; the tension detection mechanism is arranged in the middle of the base and comprises a detection frame arranged on the base and a lifting frame vertically installed on the detection frame in a sliding mode, a limiting column is arranged on one side, facing the detection frame, of the lifting frame, and a tension carrier roller sensor is arranged on the other side of the lifting frame. The aluminum foil strip breakage early warning device is simple in structure and easy to use, can carry out multi-point detection on the aluminum foil by arranging the plurality of detection mechanisms, and is favorable for improving the detection accuracy and reliability of the strip breakage early warning device.)

1. The utility model provides a novel disconnected area early warning device which characterized in that: the device comprises a base, guide frames correspondingly arranged on the left side and the right side of the base, and a visual detection mechanism arranged on the guide frames, wherein wheel frames are vertically and slidably arranged on the guide frames, guide rollers horizontally arranged are rotatably arranged on the wheel frames, and a driving assembly for driving the wheel frames to ascend and descend is arranged on the base; the base middle part is equipped with tension detection mechanism, and this tension detection mechanism includes the testing stand that sets up on the base and the crane of vertical slidable mounting on the testing stand, the crane is equipped with spacing post towards one side of testing stand, and the opposite side is equipped with the tension bearing roller sensor, be equipped with on the testing stand with spacing post complex spacing hole, the one end that spacing post passed spacing hole is equipped with the stopper, and the other end is equipped with compression spring, compression spring one end withstands the testing stand, and the crane is withstood to the other end.

2. The novel belt breakage early warning device as claimed in claim 1, wherein: the wheel carrier is correspondingly provided with two guide rollers, and a passing gap exists between the two guide rollers.

3. The novel belt breakage early warning device as claimed in claim 1, wherein: the driving assembly comprises an electric push rod arranged on the base, the fixed end of the electric push rod is arranged on the base, and the telescopic end of the electric push rod is connected with the wheel carrier.

4. The novel belt breakage early warning device as claimed in claim 1, wherein: the one end of compression spring orientation test rack is equipped with the roof, be equipped with on this roof with spacing post sliding fit's sleeve, the position that corresponds the roof on the test rack is equipped with pressure measurement subassembly.

5. The novel belt breakage early warning device as claimed in claim 4, wherein: the pressure detection assembly comprises a pressure sensor arranged on the detection frame.

6. The novel belt breakage early warning device as claimed in claim 1, wherein: the visual detection mechanism comprises a visual sensor arranged on the guide frame.

Technical Field

The invention belongs to the field of aluminum foil manufacturing equipment, and particularly relates to a novel belt breakage early warning device.

Background

In the prior art of optical cable production and manufacturing, materials such as aluminum foil, aluminum strips, steel strips and the like need continuous production in the production process of cables and optical cables, but the production process often has the problems that after the strips are broken, production personnel cannot find the broken strips in time, so that a large amount of waste and the condition of incapability of repairing are caused in the production process; for example, in the aluminum foil + braided shield process in the production process of communication cables, when the aluminum foil is broken, the situation that the opportunity for maintaining the cables is missed when the broken part of the aluminum foil enters the braided structure is not found in time, and the broken aluminum foil can only be segmented and cannot be repaired, so that a device which can facilitate an operator to monitor the occurrence of the broken aluminum foil is needed.

Disclosure of Invention

In view of this, the present invention provides a novel belt breakage warning device to overcome the defects in the prior art.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

a novel belt breakage early warning device comprises a base, guide frames and a visual detection mechanism, wherein the guide frames are correspondingly arranged on the left side and the right side of the base, the visual detection mechanism is arranged on the guide frames, wheel frames are vertically and slidably arranged on the guide frames, guide rollers which are horizontally arranged are rotatably arranged on the wheel frames, and a driving assembly for driving the wheel frames to ascend and descend is arranged on the base; the base middle part is equipped with tension detection mechanism, and this tension detection mechanism includes the testing stand that sets up on the base and the crane of vertical slidable mounting on the testing stand, the crane is equipped with spacing post towards one side of testing stand, and the opposite side is equipped with the tension bearing roller sensor, be equipped with on the testing stand with spacing post complex spacing hole, the one end that spacing post passed spacing hole is equipped with the stopper, and the other end is equipped with compression spring, compression spring one end withstands the testing stand, and the crane is withstood to the other end.

Furthermore, two guide rollers are correspondingly arranged on the wheel carrier, and a passing gap exists between the two guide rollers.

Furthermore, the driving assembly comprises an electric push rod arranged on the base, the fixed end of the electric push rod is arranged on the base, and the telescopic end of the electric push rod is connected with the wheel carrier.

Furthermore, one end of the compression spring, which faces the detection frame, is provided with a top plate, the top plate is provided with a sleeve in sliding fit with the limiting column, and a pressure detection assembly is arranged at a position, corresponding to the top plate, on the detection frame.

Further, the pressure detection assembly comprises a pressure sensor arranged on the detection frame.

Further, the vision detection mechanism comprises a vision sensor arranged on the guide frame.

Compared with the prior art, the invention has the following advantages:

the aluminum foil breakage early warning device is simple in structure and easy to use, and can carry out multi-point detection on the aluminum foil by arranging a plurality of detection mechanisms, so that the detection accuracy and reliability of the breakage early warning device are improved; the liftable guide rollers are arranged on the two sides of the base and can be matched with the compression springs to exert a pre-tightening force on the tension carrier roller sensors and the aluminum foil, so that the data change amplitude of each sensor when the aluminum foil is disconnected is amplified, operators can conveniently find data abnormity, and early warning is carried out on equipment; through setting up the also operating personnel of being convenient for of a plurality of sensors and judging, avoid the mistake early warning, operating personnel can judge whether the aluminium foil has the broken tape through looking over two or three data changes in the three sensor, avoid the operating personnel misjudgment that causes after the wrong report appears in a sensor, be favorable to increasing the accuracy that operating personnel judged.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:

FIG. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the lifting frame in the embodiment of the invention.

Description of reference numerals:

1-a base; 2-a guide frame; 3-wheel carrier; 4-a guide roller; 5-a vision sensor; 6, an electric push rod; 7-a detection frame; 8-a limiting block; 9-a limiting column; 10-a pressure sensor; 11-a tension idler sensor; 12-a lifting frame; 13-a compression spring; 14-a top plate; 15-sleeve.

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable 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 creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.

A novel belt breakage early warning device is shown in figures 1 and 2 and comprises a base 1, guide frames 2 correspondingly arranged on the left side and the right side of the base 1 and a visual detection mechanism arranged on the guide frames 2, wherein wheel frames 3 are vertically and slidably arranged on the guide frames 2, horizontally arranged guide rollers 4 are rotatably arranged on the wheel frames 3, and a driving assembly for driving the wheel frames 3 to ascend and descend is arranged on the base 1; the tension detection mechanism is arranged in the middle of the base 1 and comprises a detection frame 7 arranged on the base 1 and a lifting frame 12 vertically and slidably mounted on the detection frame 7, a limiting column 9 is arranged on one side, facing the detection frame 7, of the lifting frame 12, a tension carrier roller sensor 11 is arranged on the other side of the lifting frame 12, a limiting hole matched with the limiting column 9 is formed in the detection frame 7, a limiting block 8 is arranged at one end, penetrating through the limiting hole, of the limiting column 9, a compression spring 13 is arranged at the other end of the limiting column, one end of the compression spring 13 abuts against the detection frame 7, and the other end of the compression spring 13;

The limiting block 8 can be welded and fixed on the limiting column 9, and can also be installed on the limiting column 9 through screws, as long as the limiting block 8 and the limiting column 9 can be stably connected, the tension roller sensor 11 can be installed on the lifting frame 12 through screws, the lifting frame 12 can also be provided with an installation seat for installing the tension roller sensor 11, technicians in the field can select the installation mode of the tension roller sensor 11 according to needs, and as long as the tension roller sensor 11 can be stably arranged on the lifting frame 12.

Specifically, the tension roller sensor can adopt the existing cantilever type tension sensor, in order to improve the vertical sliding stability of the lifting frame 12, a plurality of limiting columns 9 can be uniformly arranged, for example, four limiting columns 9 can be uniformly arranged, and by arranging a plurality of limiting columns 9, the lifting frame 12 can be ensured to be lifted stably, and the lifting frame 12 is prevented from being blocked; through set up compression spring 13 on spacing post 9, under the effect of compression spring 13 elasticity, can add in advance for ascending elasticity of tension roller sensor, be favorable to enlargiing the numerical value degree of change of tension roller sensor when the aluminium foil splits, whether the operating personnel of being convenient for judge the aluminium foil has the fracture, simultaneously under the effect of compression spring 13 elasticity, tension roller sensor also can form a pretightning force to the aluminium foil, make the aluminium foil press close to tension roller sensor that can last, avoid the aluminium foil to slightly loosen the tension roller sensor wrong report police that causes when collapsing.

The aluminum foil tension roller device is characterized in that two guide rollers 4 are correspondingly arranged on the wheel frame 3, a gap exists between the two guide rollers 4, specifically, the two guide rollers 4 can play a better guiding and limiting role for an aluminum foil, an operator can adjust the height of the guide rollers 4 by lifting the wheel frame 3, so that the pre-tightening force of the aluminum foil on the tension roller sensor 11 is adjusted, the elastic force of the compression spring 13 is further adjusted, the compression spring 13 and the tension roller sensor can play a better role, and the influence on the tension roller sensor 11 and the compression spring 13 when the aluminum foil is broken is favorably amplified.

The driving assembly comprises an electric push rod 6 arranged on the base 1, the fixed end of the electric push rod 6 is arranged on the base 1, and the telescopic end is connected with the wheel carrier 3; specifically, the wheel carrier 3 can be slidably mounted on the guide frame 2 through a sliding rail, and the wheel carrier 3 is mounted on a sliding table of the sliding rail through a screw, and those skilled in the art can also select other mounting manners of the wheel carrier 3 as required, as long as the wheel carrier 3 can be ensured to stably vertically slide on the guide frame 2; the fixed end of the electric push rod 6 can be installed on the base 1 through a screw, the telescopic end can also be connected with the wheel carrier 3 through a screw or a bolt, and a person skilled in the art can select other connection modes as long as the electric push rod 6 can stably drive the wheel carrier 3 to lift.

A top plate 14 is arranged at one end of the compression spring 13 facing the detection frame 7, a sleeve 15 in sliding fit with the limiting column 9 is arranged on the top plate 14, and a pressure detection assembly is arranged on the detection frame 7 corresponding to the top plate 14; the pressure detection assembly comprises a pressure sensor 10 arranged on the detection frame 7; the top plate 14 and the sleeve 15 can be integrally formed, the sleeve 15 can also be fixedly welded on the top plate 14, and a through hole for the limiting column 9 to pass through is formed in the position, corresponding to the sleeve 15, of the top plate 14;

specifically, the pressure sensor 10 may be an existing S-shaped pressure sensor, and those skilled in the art may select other types of pressure sensors, as long as the pressure sensor can measure the pressure at the top plate 14, an operator may check the detection value of the pressure sensor 10 through an external display device, the detection frame 7 may be provided with a mounting groove for mounting the pressure sensor 10, the pressure sensor 10 may also be mounted on the detection frame 7 through a structure such as a screw, as long as the stable setting of the pressure sensor 10 can be realized, the sleeve 15 may be disposed in a gap between the compression spring 13 and the limit post 9, and by the cooperation of the sleeve 15 and the limit post 9, under the effect of the elastic force of the compression spring 13, the top plate 14 may always be aligned against the pressure sensor 10 on the detection frame, so as to ensure that the pressure sensor 10 can continuously detect the pressure of the top plate 14, when the pressure changes vertically to a large extent, the aluminum foil can be judged to be broken, and an operator can give an early warning to the aluminum foil breakage by checking the pressure value.

The visual detection mechanism comprises a visual sensor 5 arranged on the guide frame 2; specifically, the visual sensor 5 can adopt an image sensor such as an industrial camera and the like, can also adopt an existing photoelectric sensor as long as the fracture part of the aluminum foil can be judged, when the industrial camera is adopted, an operator can observe whether the aluminum foil is fractured or not through display equipment more intuitively, the operator can also adopt the existing image analysis software or broken tape analysis software to identify the broken tape of the aluminum foil, after the aluminum foil is identified to be fractured through the software, the software can find out the broken tape reason and the position of the broken steel aluminum tape through calculation and a database according to the picture and the speed of the broken tape, the broken tape protection is executed according to a control program, and the software can also warn the operator through the display equipment or acousto-optic alarm equipment, the invention has the main innovation that the structure of the early warning device is designed, and does not relate to program software, the skilled person can choose which software to use at will.

Specifically, the tension roller sensor 11, the pressure sensor 10 and the vision sensor 5 may all adopt the existing power supply and control mode, and a person skilled in the art may reasonably select sensors of different models and related equipment matched with the corresponding sensors as required, as long as the detection function of the corresponding sensors can be realized, and the description is omitted here; the tension carrier roller sensor 11, the pressure sensor 10 and the vision sensor 5 can carry out multi-point position detection on the broken aluminum foil for many times, an operator can judge whether the broken aluminum foil exists or not by checking data changes of two or three of the three sensors, the misjudgment of the operator caused by the misinformation of one sensor is avoided, the judgment accuracy of the operator is increased, meanwhile, the data change amplitude of the tension carrier roller sensor 11 and the data change amplitude of the pressure sensor 10 can be further amplified by combining the compression spring 13, the probability of the occurrence of the misinformation is further reduced, and the reliability of the early warning device is greatly improved;

The early warning device can be used in cooperation with a PLC (programmable logic controller) or an industrial personal computer, an operator can access the tension carrier roller sensor, the pressure sensor and the vision sensor to the PLC, and the PLC can judge through judging the data change of the three sensors, for example, if an aluminum foil breaks at a die opening, the pressure sensor or the tension carrier roller sensor does not reach a set threshold value, a strip breaking generation signal is sent to the PLC; identifying whether aluminum foil passes through by a vision sensor, identifying and sending a 'broken tape generation signal' by an industrial camera and broken tape analysis software, and sending a broken tape generation signal to a PLC (programmable logic controller);

when the PLC receives at least two belt breakage occurrence signals, the PLC control equipment stops running to avoid signal false alarm, meanwhile, the PLC controller can also send a signal to indicate a database 'industrial mobile phone' in an industrial personal computer at the equipment end to send a belt breakage alarm signal to a smart mobile phone of a production operator, the PLC can also control the whole aluminum foil production system, and a production line is automatically disconnected, so that unqualified products are avoided and reduced, and the production cost is saved; the equipment has good universality and applicability by arranging the plurality of sensors, has high detection accuracy and good reliability, and can be arranged in an intelligent automatic production system by a technician in the field according to requirements, thereby being beneficial to improving the integral reliability and safety of the production system.

The aluminum foil breakage early warning device is simple in structure and easy to use, and can carry out multi-point detection on the aluminum foil by arranging a plurality of detection mechanisms, so that the detection accuracy and reliability of the breakage early warning device are improved; the liftable guide rollers are arranged on the two sides of the base and can be matched with the compression springs to exert a pre-tightening force on the tension carrier roller sensors and the aluminum foil, so that the data change amplitude of each sensor when the aluminum foil is disconnected is amplified, operators can conveniently find data abnormity, and early warning is carried out on equipment; through setting up the also operating personnel of being convenient for of a plurality of sensors and judging, avoid the mistake early warning, operating personnel can judge whether the aluminium foil has the broken tape through looking over two or three data changes in the three sensor, avoid the operating personnel misjudgment that causes after the wrong report appears in a sensor, be favorable to increasing the accuracy that operating personnel judged.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.