CN-122009839-A - Anti-blocking detection device and detection method for trimming waste conveying pipeline of coil winder

CN122009839ACN 122009839 ACN122009839 ACN 122009839ACN-122009839-A

Abstract

The invention relates to the technical field of aluminum processing, in particular to an anti-blocking detection device and method for a trimming waste conveying pipeline of a coil winder, comprising an air pipe and a toothed ring which are arranged in a crossed manner, wherein the toothed ring is rotatably arranged on two adjacent air pipes, the inner side surface of the toothed ring, which is close to the feeding hole, is provided with a movable knife, the inner wall of the air pipe, which is close to the movable knife, is provided with a fixed knife attached to the movable knife, the outer periphery side of the air pipe is provided with a servo motor, the output shaft of the servo motor is provided with a gear meshed with the toothed ring, and the servo motor is electrically connected with an external controller. According to the invention, the gear rings and the servo motor capable of acquiring output torque parameters are arranged on the pipeline at intervals, so that the difficulty of installation and maintenance operations is reduced, the blocking section can be precisely positioned, the reciprocating cutting is matched by the movable knife and the fixed knife, and the waste is pushed back and forth by the pushing rod shaft, so that the blocking is detected and dredged in an online positioning manner, no manual long-time high-altitude operation is required, and the production safety and the conveying efficiency are remarkably improved.

Inventors

BU XIAOFEI
GE HUILING
LI XIAOXU
LI ANG
ZHANG XINGHE
Bai Wanzhen
WANG ZHENJIANG
ZHOU HAISHUI
WANG ZHE
GAO JIAN

Assignees

中铝铝箔(洛阳)有限公司

Dates

Publication Date: 20260512
Application Date: 20260416

Claims (6)

1. The anti-blocking detection device for the trimming waste conveying pipeline of the coil winder comprises air pipes (1) and toothed rings (2) which are arranged in a crossed mode, and is characterized in that the toothed rings (2) are rotatably arranged on two adjacent air pipes (1), a movable cutter (4) is arranged on the inner side face, close to a feed inlet, of each toothed ring (2), a fixed cutter (5) attached to the movable cutter (4) is arranged on the inner wall, close to the movable cutter (4), of each air pipe (1), a servo motor (3) is arranged on the outer peripheral side of each air pipe (1), a gear (31) meshed with the toothed rings (2) is arranged on an output shaft of each servo motor (3), the servo motor (3) is electrically connected with an external controller, output torque parameters of the servo motor (3) are acquired through the external controller, whether blockage exists in the pipeline or not is judged according to the change of the output torque parameters, and when the blockage exists, the servo motor (3) drives the toothed rings (2) to drive the movable cutter (4) to rotate reciprocally relative to the fixed cutters (5), and cuts the blocked materials.
2. The anti-blocking detection device for the trimming waste conveying pipeline of the coil winder is characterized in that a frustum (51) extending to one side far away from the movable cutter (4) is arranged on the fixed cutter (5) and used for guiding waste in a diffusion mode.
3. The anti-blocking detection device for the trimming waste conveying pipeline of the coil winder is characterized in that a screw rod (41) penetrating through a fixed cutter (5) and extending to the inside of a frustum (51) is arranged on the movable cutter (4), a threaded cylinder (6) in threaded connection with the screw rod (41) is movably inserted in the frustum (51), a pushing rod (7) is arranged at one end, far away from the screw rod (41), of the threaded cylinder (6), when the movable cutter (4) rotates positively, the screw rod (41) drives the threaded cylinder (6) and the pushing rod (7) to axially move in a direction far away from the movable cutter (4), and when the movable cutter (4) rotates reversely, the threaded cylinder (6) and the pushing rod (7) axially move in a direction close to the movable cutter (4), so that waste is pushed by the pushing rod (7) to a discharge hole.
4. The anti-blocking detection device for the trimming waste conveying pipeline of the coil winder as claimed in claim 3, wherein one end of the pushing rod (7) close to the frustum (51) is provided with a guide rod (71) movably inserted into the frustum (51).
5. A detection method based on the edge trimming waste conveying pipeline anti-blocking detection device of the coil winder is characterized by comprising the following steps: S1, arranging a plurality of detection devices on an air pipe (1) at intervals along the conveying direction, when high-pressure air conveys cut edge waste through the air pipe (1), sequentially starting corresponding servo motors (3) from the detection device close to a discharge end to the detection device close to a feed end through an external controller, and acquiring output torque parameters of each servo motor (3) in real time; s2, when the output torque parameter of the servo motor (3) of a certain detection device exceeds a preset threshold value and the output torque parameter of the servo motor (3) of the detection device positioned at the downstream of the discharge direction of the detection device is in a normal range, judging that the current detection device is blocked; S3, an external controller controls a servo motor (3) to drive a toothed ring (2) to drive a movable cutter (4) to do forward rotation and reverse rotation reciprocating motion within a certain angle range, and the movable cutter (4) and a fixed cutter (5) are matched to cut blocked waste; s4, in the forward rotation process of the movable cutter (4), the screw rod (41) drives the threaded cylinder (6) and the pushing rod (7) to axially move away from the movable cutter (4), in the reverse rotation process of the movable cutter (4), the threaded cylinder (6) and the pushing rod (7) reset towards the direction close to the movable cutter (4), the pushing rod (7) pushes cut waste materials towards the outlet direction, and meanwhile the movable cutter (4) and the fixed cutter (5) continue to cut the waste materials; s5, repeating the steps S3 to S4 until the output torque parameter is recovered to be within the normal threshold range, and judging that the blockage is dredged.
6. The method of claim 5, wherein the predetermined angle in S3 is 180 DEG to 720 deg.

Description

Anti-blocking detection device and detection method for trimming waste conveying pipeline of coil winder Technical Field The invention relates to the technical field of aluminum processing, in particular to an anti-blocking detection device and method for a trimming waste conveying pipeline of a coil winder. Background In the aluminum processing industry, aluminum scraps (generally in uneven long strip shape and/or short fragment shape) generated by edge cutting of a coil winder are conveyed to a baling press bin through a long-distance pipeline by a blower, compressed and packed, and then subjected to subsequent smelting and recycling. Because conveying pipeline is longer, and the tuber pipe directly inserts baling press feed bin, when the feed bin takes place to block up, current pipe-line system lacks effectual detection and feedback device, and operating personnel can't in time perceive the jam condition, leads to aluminium bits to pile up along the pipeline continuously, and finally reverse jam is to closing the book machine, causes equipment to shut down. The dredging of the blocked pipeline not only needs to be performed in high-altitude operation, but also can be completed after eight people clean the blocked pipeline simultaneously within 10 hours, so that the operation safety is low, and the production efficiency and the operation safety are seriously influenced. Patent number CN120172113a discloses a pipeline anti-blocking detection device and detection method, which detects the rotation speed of a driving shaft under the passive running state of a belt to judge whether the discharge port end of the pipeline is blocked or not, and conveys the blocked aluminum scraps under the active running state of the belt. Although the device realizes the anti-blocking detection and dredging of the pipeline, the technical scheme still has obvious defects in practical application that firstly, the device needs to be arranged inside the pipeline because the conveying pipeline is generally longer, and the installation and maintenance operations are complicated, and in addition, the technical scheme can only judge whether the pipeline is blocked or not and can not quickly position the blocking position. Therefore, the invention provides an anti-blocking detection device and an anti-blocking detection method for an edge-cutting waste conveying pipeline of a coil winder, which are used for solving the problems. Disclosure of Invention The invention aims to overcome the existing defects, and provides an anti-blocking detection device and a detection method for a trimming waste conveying pipeline of a coil winder, which can accurately position a blocking section through a toothed ring and a servo motor capable of acquiring output torque parameters, which are arranged on the pipeline at intervals, and can realize on-line positioning detection and dredging of blocking by matching a movable cutter with a fixed cutter to cut reciprocally and utilizing a pushing rod to push waste back and forth, thus avoiding manual long-time high-altitude operation, remarkably improving production safety and conveying efficiency, and effectively solving the problems in the background technology. The technical scheme is that the anti-blocking detection device for the trimming waste conveying pipeline of the coil winder comprises air pipes and toothed rings which are arranged in a crossing mode, wherein the toothed rings are rotatably arranged on two adjacent air pipes, a movable cutter is arranged on the inner side face, close to a feed inlet, of each toothed ring, a fixed cutter attached to the movable cutter is arranged on the inner wall of each air pipe, close to the movable cutter, of each air pipe, a servo motor is arranged on the outer periphery side of each air pipe, a gear meshed with the toothed ring is arranged on an output shaft of each servo motor, the servo motor is electrically connected with an external controller, output torque parameters of the servo motor are obtained through the external controller, whether blockage exists in the pipeline is judged according to the change of the output torque parameters, and when the blockage exists, the servo motor drives the toothed rings to drive the movable cutters to rotate in a reciprocating mode relative to the fixed cutters, so that blocked materials are cut. As a preferable technical scheme of the invention, the fixed knife is provided with a frustum extending to one side far away from the movable knife for diffusion guiding of waste materials. According to the preferable technical scheme, the movable cutter is provided with the screw rod penetrating through the fixed cutter and extending into the frustum, the threaded cylinder in threaded connection with the screw rod is movably inserted into the frustum, one end of the threaded cylinder, which is far away from the screw rod, is provided with the pushing rod, when the movable cutter rotates positively, the screw rod drives the