CN219924092U

CN219924092U - Coiling machine structure for controlling reel tension

Info

Publication number: CN219924092U
Application number: CN202321359574.9U
Authority: CN
Inventors: 王育武; 蔡智鸿; 李国锋; 邵记国; 杨建杰; 钟一飞
Original assignee: Gongyi Guandong Metal Technology Co ltd
Current assignee: Gongyi Guandong Metal Technology Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-10-31
Anticipated expiration: 2033-05-31

Abstract

The utility model discloses a coiling machine structure for controlling the tension of a reel, which comprises a coiling machine and a tension control device arranged at the rear of the coiling machine, wherein the coiling machine is provided with a controller, the controller is used for controlling the rotating speed of the coiling machine, the tension control device comprises a roller and two opposite supports, each support comprises a stand column, a guide rod, a movable seat, a spring and a distance sensor, the guide rod is vertically arranged on the stand column, the movable seat is sleeved on the guide rod and is connected with the guide rod in an up-down sliding manner, the spring is arranged below the movable seat, the distance sensor is arranged on the movable seat, the distance sensor is electrically connected with the controller, the controller controls the rotating speed of the coiling machine through signals of the distance sensor, and two ends of the roller are respectively arranged on the movable seats of the two supports in a rotating manner. The utility model can adjust the tension to a reasonable interval by utilizing the elasticity of the spring at the first time under the condition that the tension changes, has high reaction speed, and ensures that the tension of the whole aluminum strip is always maintained within a reasonable interval range.

Description

Coiling machine structure for controlling reel tension

Technical Field

The utility model relates to the technical field of coiling machines, in particular to a coiling machine structure for controlling the tension of a reel.

Background

In the process of coiling aluminum strip, a coiling machine is auxiliary equipment of a rolling mill for coiling aluminum material into a coil shape. The modern large-tension coiling machine is driven by a double-armature or multi-armature direct current motor, and the rotating speed of the motor is adjusted according to signals sent by a tensiometer, so that the outer layer linear speed of the aluminum coil is ensured to be matched with the speed of a rolling mill, and the tension is kept constant. However, due to the self-characteristics of the tensiometer, that is, the larger the difference between the diameter of the measured material and the effective alignment diameter is, the larger the measurement error is, the diameter of the aluminum strip is dynamically changed in the process of taking the aluminum strip, so that the generated error is gradually accumulated, the precision control of the tension of the coiling machine is not ideal, and the phenomenon of losing Zhang Song coils can occur.

Disclosure of Invention

In view of the above, the present utility model aims to overcome the disadvantages of the prior art, and to provide a coiler structure for controlling the tension of a coiling shaft, which prevents the occurrence of a phenomenon of losing Zhang Song coils, and which can adjust the tension to a reasonable section by using the spring force of a spring even when the tension changes, and which has a high reaction speed, so that the tension of the whole coil of aluminum strip is always maintained within a reasonable section range.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a control reel tensile coiling machine structure, including the coiling machine and set up the tension control device at the coiling machine rear, be provided with the controller on the coiling machine, the controller is used for controlling the rotational speed of coiling machine, tension control device includes roller and two supports that set up relatively, every support all includes the stand, the guide bar, movable seat, spring and distance sensor, vertical setting guide bar on the stand, the movable seat cover is established on the guide bar with its upper and lower sliding connection, movable seat below sets up the spring, distance sensor sets up on the movable seat, distance sensor electricity connection director, the rotational speed of coiling machine is controlled through distance sensor's signal to the controller, the roller both ends rotate respectively and set up on the movable seat of two supports.

Further, the recess is offered to the stand side, and the guide bar is vertical to be set up in the recess to guide bar both ends are connected to the upper and lower lateral wall of recess, and movable seat cover is established on the guide bar.

Further, the spring is sleeved on the guide rod below the movable seat.

Further, the distance sensor is a laser ranging sensor.

Further, two ends of the roller are respectively rotatably arranged on the movable seats of the two supports through bearings.

The beneficial effects of the utility model are as follows:

according to the utility model, the tension control device is arranged behind the coiling machine, when the tension is too large or too small, tension adjustment is performed through the spring, the phenomenon of losing Zhang Song coils is prevented, the generation of staggered layers is avoided, the change of the tension is transmitted to the controller in a height mode through the distance sensor, the controller is used for controlling the rotating speed of the coiling machine, the tension can be adjusted to a reasonable interval by utilizing the elasticity of the spring at the first time even if the tension is changed, the reaction speed is high, and the tension of the whole coil of aluminum strip is always maintained within the reasonable interval range.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a tension control device according to the present utility model;

fig. 3 is a schematic view of a partial enlarged structure of fig. 2 a.

In the figure: 1-coiling machine, 2-tension control device, 21-roller, 22-support, 221-column, 2211-groove, 222-guide bar, 223-movable seat, 224-spring, 225-distance sensor, 3-controller.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a coiler structure for controlling tension of a reel, comprising a coiler 1 and a tension control device 2 disposed at the rear of the coiler 1, wherein an aluminum strip is placed on the coiler 1, and the front end of the aluminum strip passes through the tension control device 2 and then reaches between pinch rolls of a finishing mill.

The coiling machine 1 is provided with a PLC controller 3, the controller 3 is used for controlling the rotating speed of the coiling machine 1, the tension control device 2 comprises a roller 21 and two supports 22 which are arranged oppositely, an aluminum strip passes through the roller 21 and then reaches between pinch rolls of the finishing mill, each support 22 comprises a stand column 221, a guide rod 222, a movable seat 223, a spring 224 and a distance sensor 225, the distance sensor 225 is a laser distance measuring sensor, the precision is high, and the measuring precision can reach 1mm.

The recess 2211 is offered to stand 221 side, and guide bar 222 vertically sets up in recess 2211 to guide bar 222 both ends are connected to the upper and lower lateral wall of recess 2211, and movable seat 223 cover is established on guide bar 222, can effectively avoid leading to movable seat 223 to drop because of vibrations. The movable seat 223 is sleeved on the guide rod 222 and is connected with the guide rod in an up-down sliding way, the spring 224 is arranged below the movable seat 223, the spring 224 is sleeved on the guide rod 222 below the movable seat 223, the aluminum strip is attached to the roller 21 to drive the roller 21 to rotate in the moving process, under normal conditions, the force applied by the aluminum strip to the roller 21 is fixed, the force pushes the roller 21 to slide downwards along the guide rod 222 and extrudes the spring 224 to generate certain deformation, under the condition that other conditions are not present, the movement of the movable seat 223 is very tiny, only fluctuates in a certain range, then the distance sensor 225 is arranged on the movable seat 223, the diameter of the movable seat 223 is gradually changed to be smaller, the aluminum strip Zhang Libian is enabled to be small, the movable seat 223 moves upwards for a certain distance under the elastic force of the spring 224, the elastic force of the spring 224 is utilized to adjust the tension to a section in the first time, the reaction speed is high, then the distance measured by the distance sensor 225 is greatly changed, the distance sensor 225 is electrically connected with the controller 3, the distance sensor 225 is controlled to reasonably change the rotating speed of the coiling machine, and the coiling machine is enabled to be in the normal position of the coiling machine 1, and the coiling machine is enabled to be in the position of the coiling machine to be reasonably changed, and the rotating speed of the coiling machine is enabled to be in the coiling machine is enabled to be a position 1; when the tension becomes large, the movable seat 223 moves downward, contrary to the operation mode when the tension becomes small. The two ends of the roller 21 are respectively and rotatably arranged on the movable seats 223 of the two supports 22 through bearings.

The working principle is as follows:

firstly, an aluminum strip is installed on a coiling machine 1, the aluminum strip passes through a roller 21 and then reaches between pinch rollers of a finishing mill, the coiling machine 1 and the pinch rollers are started, the aluminum strip is attached to the roller 21 to drive the aluminum strip to rotate, when tension changes, a certain distance is kept on a guide rod 222 by a movable seat 223, the tension is adjusted to a reasonable interval by the aid of the elasticity of a spring 224 at the first time, the tension changes are transmitted to a controller 3 in a height mode through a distance sensor 225, the controller 3 is used for controlling the rotating speed of the coiling machine 1, and the tension of the whole coil of aluminum strip is always maintained within the reasonable interval range.

Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. A reel structure for controlling the tension of a spool, characterized by: including coiler (1) and tension control device (2) of setting at coiler (1) rear, be provided with controller (3) on coiler (1), controller (3) are used for controlling the rotational speed of coiler (1), tension control device (2) are including roller (21) and two support (22) of setting relatively, and every support (22) all includes stand (221), guide bar (222), movable seat (223), spring (224) and distance sensor (225), vertical guide bar (222) that set up on stand (221), movable seat (223) cover establish on guide bar (222) with its upper and lower sliding connection, movable seat (223) below sets up spring (224), distance sensor (225) set up on movable seat (223), distance sensor (225) electricity connection director (3), rotational speed of coiler (1) is controlled through the signal of distance sensor (225), rotate respectively on two movable seat (223) of two both ends (22) of controller (3).

2. The reel-up structure for controlling reel tension according to claim 1, wherein: the side of the upright post (221) is provided with a groove (2211), the guide rod (222) is vertically arranged in the groove (2211), two ends of the guide rod (222) are connected to the upper side wall and the lower side wall of the groove (2211), and the movable seat (223) is sleeved on the guide rod (222).

3. The reel-up structure for controlling the tension of a reel as recited in claim 2, wherein: the spring (224) is sleeved on the guide rod (222) below the movable seat (223).

4. The reel-up structure for controlling reel tension according to claim 1, wherein: the distance sensor (225) is a laser ranging sensor.

5. The reel-up structure for controlling reel tension according to claim 1, wherein: the two ends of the roller (21) are respectively and rotatably arranged on movable seats (223) of the two supports (22) through bearings.