阅读说明：本技术 一种电缆输送系统及方法 (Cable conveying system and method ) 是由 钱磊 惠峻 李烨 钱洁 徐凯 吴寅雄 谢敏 王娟文 张云晓 于 2021-06-25 设计创作，主要内容包括：本发明公开了一种电缆输送系统及方法,包括物体感知模块,用于感知是否有电缆通过；电缆输送机功能控制模块,用于控制电缆输送机夹紧电缆,采集电缆输送机对电缆的实时挤压力,动态调整电缆输送机对电缆的挤压力；用于控制电缆传输速度,采集电缆输送中的电缆拉力,动态调整电缆输送机传输速度；用于上报异常电缆拉力；调度模块,用于指挥调度电缆输送机工作,对异常的电缆挤压力、电缆拉力进行系统自动停机。本发明的一种电缆输送系统及方法不需要人工控制,节省人力,提高生产率。(The invention discloses a cable conveying system and a method, comprising an object sensing module, a cable conveying module and a cable receiving module, wherein the object sensing module is used for sensing whether a cable passes through; the cable conveyor function control module is used for controlling the cable conveyor to clamp the cable, acquiring real-time extrusion force of the cable conveyor to the cable and dynamically adjusting the extrusion force of the cable conveyor to the cable; the device is used for controlling the cable transmission speed, collecting the cable tension in the cable transmission and dynamically adjusting the transmission speed of the cable conveyor; the system is used for reporting abnormal cable tension; and the scheduling module is used for commanding and scheduling the cable conveyor to work and automatically stopping the system for abnormal cable extrusion force and cable tension. The cable conveying system and the method do not need manual control, save labor and improve productivity.)

1. A cable transportation system, comprising:

the object sensing module (2) is used for sensing whether a cable passes through;

the cable conveyor function control module (3) is used for controlling the cable conveyor to clamp the cable, acquiring the real-time extrusion force of the cable conveyor to the cable and dynamically adjusting the extrusion force of the cable conveyor to the cable;

the device is used for controlling the cable transmission speed, collecting the cable tension in the cable transmission and dynamically adjusting the transmission speed of the cable conveyor; the system is used for reporting abnormal cable tension;

and the dispatching module (4) is used for commanding and dispatching the cable conveyor to work and automatically stopping the system for abnormal cable extrusion force and cable tension.

2. A cable transportation system as claimed in claim 1, wherein: the object sensing module (2) comprises a pair of photoelectric sensors arranged at the inlet of the cable conveyer and a pair of photoelectric sensors arranged at the outlet of the cable conveyer.

3. A cable transportation system as claimed in claim 1, wherein: the cable conveyor function control module (3) comprises a pressure sensor, a traction force sensor and a PLC processor which are arranged on the cable conveyor.

4. A cable transport method, comprising the steps of:

s1, sensing a cable;

s2a, when the cable is sensed to be at the inlet and the cable is not at the outlet, the system stops cable conveying, and the group of cable conveyors adjusts the clamping of the cable;

s2b, when no cable exists at the sensing inlet and the sensing outlet, the group of cable conveyors stops conveying;

s3, conveying a cable;

s4, acquiring cable extrusion force in real time, dynamically judging whether the cable pressure exceeds a threshold value or not by each group, stopping cable conveying by a system when the extrusion force is larger than the threshold value, and adjusting the clamping of the group on the cable; each group dynamically judges whether the pressure of the cable is smaller than a preset value or not, when the extrusion force is smaller than the preset value, the system stops the cable conveying, and the group adjusts the clamping of the cable; after the adjustment is finished, the system continues to convey the cable;

s5, acquiring cable tension in real time, dynamically judging whether the cable tension exceeds a threshold value or not by each group, and adjusting the conveying speed of the conveyor by the group when the cable tension is greater than the threshold value;

and S6, acquiring abnormal extrusion force and cable tension, and automatically stopping the system when the extrusion force and the tension are abnormal.

The technical field is as follows:

the invention belongs to the technical field of cable conveying, and particularly relates to a cable conveying system and a cable conveying method.

Background art:

when cables are laid, a plurality of groups of cable conveyors are generally required to be erected due to long conveying distance and large cable tension. When the cable conveyor conveys cables, the cable conveyors of each group must work synchronously, so that the cables cannot be broken or damaged. The existing cable conveyor emergency treatment during synchronous working and abnormity all depends on manual calling, and when the distance is far, the mode depends on walkie-talkie notification, so that the efficiency is low, the emergency response is slow, the construction period is often prolonged, and particularly, when a cable is laid in a tunnel, the defects of unsmooth communication signals and obvious defects are caused due to the complexity of the tunnel environment.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

The invention content is as follows:

it is an object of the present invention to provide a cable transportation system and method that overcomes the above-mentioned deficiencies of the prior art.

In order to achieve the above object, the present invention provides a cable transportation system and method, including: the object sensing module is used for sensing whether a cable passes through;

the cable conveyor function control module is used for controlling the cable conveyor to clamp the cable, acquiring real-time extrusion force of the cable conveyor to the cable and dynamically adjusting the extrusion force of the cable conveyor to the cable; the device is used for controlling the cable transmission speed, collecting the cable tension in the cable transmission and dynamically adjusting the transmission speed of the cable conveyor; the system is used for reporting abnormal cable tension;

and the scheduling module is used for commanding and scheduling the cable conveyor to work and automatically stopping the system for abnormal cable extrusion force and cable tension.

Further, the object sensing module comprises a pair of photoelectric sensors arranged at the inlet of the cable conveyer and a pair of photoelectric sensors arranged at the outlet of the cable conveyer.

Still further, the cable conveyor function control module comprises a pressure sensor, a traction force sensor and a PLC processor which are arranged on the cable conveyor.

The invention also provides a cable conveying method, which comprises the following steps:

s1, sensing a cable;

s2a, when the cable is sensed at the inlet and the cable is not at the outlet, the system stops cable transmission, and the cable transmission of the group is carried out

The conveyor adjusts the clamping of the cable;

s2b, when no cable exists at the sensing inlet and the sensing outlet, the group of cable conveyors stops conveying;

s3, conveying a cable;

s4, acquiring cable extrusion force in real time, dynamically judging whether the cable pressure exceeds a threshold value or not by each group, stopping cable conveying by a system when the extrusion force is larger than the threshold value, and adjusting the clamping of the group on the cable; each group dynamically judges whether the pressure of the cable is smaller than a preset value or not, when the extrusion force is smaller than the preset value, the system stops the cable conveying, and the group adjusts the clamping of the cable; after the adjustment is finished, the system continues to convey the cable;

s5, acquiring cable tension in real time, dynamically judging whether the cable tension exceeds a threshold value or not by each group, and adjusting the conveying speed of the conveyor by the group when the cable tension is greater than the threshold value;

and S6, acquiring abnormal extrusion force and cable tension, and automatically stopping the system when the extrusion force and the tension are abnormal.

Compared with the prior art, the invention has the following beneficial effects:

the cable conveying system and the method have the following advantages that: the transmission of the cable is automatically controlled, manual control is not needed, labor is saved, and the production efficiency is improved; the cable conveyor function control module monitors cable extrusion force in real time, dynamically adjusts the extrusion force, protects the cable from being crushed and reduces potential safety hazards; the cable conveyor function control module monitors the cable tension in real time, dynamically adjusts the conveying speed of the cable conveyor, prevents the cable from being broken, and greatly improves the engineering progress; in addition, the scheduling module enables the system to automatically stop when the system is abnormal, and safety accidents are effectively prevented.

Description of the drawings:

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

FIG. 2 is a control flow diagram of the present invention;

the reference signs are: the system comprises a cable conveyor 1, an object sensing module 2, a cable conveyor function control module 3 and a scheduling module 4.

The specific implementation mode is as follows:

the following detailed description of specific embodiments of the invention is provided, but it should be understood that the scope of the invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

In the cable conveying system of the present embodiment, as shown in fig. 1, at an inlet and an outlet of each group of cable conveyors 1, object sensing modules 2 are provided for sensing whether a cable passes through or not; the object sensing module 2 can use a pair of correlation type photoelectric sensors, and collects cable position signals through the correlation type photoelectric sensors, when the photoelectric sensors are in an OFF state, the cables are shown to reach the cable conveyor 1, and when the photoelectric sensors are in an ON state, the cables are shown to leave the cable conveyor 1; each group of cable conveyors 1 is also provided with a cable conveyor function control module 3 for controlling the cable conveyors to clamp cables, collecting real-time extrusion force of the cable conveyors to the cables and dynamically adjusting the extrusion force of the cable conveyors to the cables; the device is used for controlling the cable transmission speed, collecting the cable tension in the cable transmission and dynamically adjusting the transmission speed of the cable conveyor; the system is used for reporting abnormal cable tension; the cable conveyor function control module 3 controls the extrusion force of the cable, a pressure sensor can be arranged on the cable conveyor, the real-time extrusion force of the cable conveyor on the cable is collected, the motor of the cable conveyor is driven to work, and the cable is compacted or loosened; when the real-time extrusion force is larger than the threshold value, the motor of the cable conveyor works to reduce the pressure on the cable; when the real-time low pressure is smaller than the preset value pressure, the motor of the cable conveyor works to increase the pressure on the cable, dynamically adjust the pressure of the cable and prevent the cable from being crushed and slipping; when the real-time pressure exceeds the limit or is extremely small and the like, reporting the pressure abnormity; the cable conveyor function control module 3 controls the cable tension among the cable conveyors 1, and can be provided with a traction force sensor and a PLC (programmable logic controller) processor to acquire tension data in real time, dynamically adjust the conveying speed of the cable conveyors 1 and ensure that each section of cable is uniformly stressed; when the real-time tension exceeds the limit or is extremely small and the like, reporting tension abnormity; in order to reduce the safety accident, set up the deployment module 4, is used for commanding and dispatching the work of cable conveyer, carry out the automatic shutdown of system to unusual cable extrusion force, cable pulling force, when each group of cable conveyer adjustment is to the centre gripping of cable, the deployment module 4 issues the system and suspends the cable transport action, wait for this group to accomplish the clamping-force adjustment to the cable, after this group accomplishes the cable clamping-force adjustment, the system continues to carry out the cable transport, when each group reports unusual extrusion force, unusual cable pulling force, let the system shut down automatically, carry out the safety investigation.

As shown in fig. 2, the cable feeding method of the present invention includes the steps of:

s1, sensing a cable;

specifically, the "ON" state of the photoelectric sensor indicates that the cable reaches the cable conveyor, and the "OFF" state indicates that the cable leaves the cable conveyor. S2a, when the cable is sensed to be at the inlet and the cable is not at the outlet, the system stops cable conveying, and the group of cable conveyors adjusts the clamping of the cable;

specifically, this state indicates that the cable has just entered the cable conveyor, and in this state, the cable conveyor is to perform a clamping operation on the cable, and when the group of cable conveyors clamps the cable, the other group of cable conveyors must stop the cable conveyance in order to avoid damaging the cable.

S2b, when no cable exists at the sensing inlet and the sensing outlet, the group of cable conveyors stops conveying;

specifically, this state indicates that the cable completely leaves the cable conveyor, the cable conveyor stops conveying work, and the cable is in a waiting state.

S3, conveying a cable;

specifically, a cable conveyor with cables runs and conveys the cables.

S4, acquiring cable extrusion force in real time, dynamically judging whether the cable pressure exceeds a threshold value or not by each group, stopping cable conveying by a system when the extrusion force is larger than the threshold value, and adjusting the clamping of the group on the cable; each group dynamically judges whether the pressure of the cable is smaller than a preset value or not, when the extrusion force is smaller than the preset value, the system stops the cable conveying, and the group adjusts the clamping of the cable; after the adjustment is finished, the system continues to convey the cable;

specifically, the extrusion force to the cable that acquires pressure sensor collection in real time, when the extrusion force is greater than the threshold value, the cable has the possibility of being crushed, cable conveyer needs the adjustment to the centre gripping of cable, is less than the default when the extrusion force, and the cable has gliding possibility on cable conveyer, and cable conveyer also needs the adjustment to the centre gripping of cable, and in the adjustment centre gripping process, other cable conveyer of group stop cable transport, and after the adjustment, each group of system continues to carry out the cable.

S5, acquiring cable tension in real time, dynamically judging whether the cable tension exceeds a threshold value or not by each group, and adjusting the conveying speed of the conveyor by the group and subsequent groups when the cable tension is greater than the threshold value;

specifically, the cable tension acquired by the traction sensor is acquired in real time, and when the tension is greater than a threshold value,

the cable is in risk of being broken, the group of PLC processors accelerates the conveying speed of the group of cable conveyors,

and (4) synchronously adjusting the conveying speed of each subsequent group of PLC processors.

And S6, acquiring abnormal extrusion force and cable tension, and automatically stopping the system when the extrusion force and the tension are abnormal.

Specifically, abnormal extrusion force and abnormal cable tension are obtained, and the system is abnormally shut down.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.