CN211225642U - Single rolling roll change controlling means of synthetic leather wet process production line - Google Patents

Abstract

The utility model discloses a single rolling and roll changing control device of a synthetic leather wet production line, which comprises a storage rack and a travel switch installed at a low position, wherein a cylinder-driven compression roller with a solenoid valve and a production line rolling device controlled by a rolling frequency converter are sequentially installed outside the outlet of the storage rack from near to far; the winding device also comprises a compression roller/winding operation relay and a winding speed relay, and the compression roller/winding operation relay and the winding speed relay realize the control of the winding speed. The utility model discloses convenient operation, safety reduce the shut down number of times and the time of production line, save time cost and energy cost.

Description

Single rolling roll change controlling means of synthetic leather wet process production line

Technical Field

The utility model relates to a synthetic leather production facility field specifically is a single rolling roll-changing controlling means of synthetic leather wet process production line.

Background

In the production process of the synthetic leather, the rolling of partial equipment is single rolling, and when the synthetic leather is normally produced, the machine is usually stopped to replace a leather scroll, so that the inconvenience in operation and the waste in production energy are brought.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a single rolling roll-changing control device of synthetic leather wet process production line to solve prior art and cause the problem of shutting down and the energy is extravagant because roll-changing in the production.

In order to achieve the above purpose, the utility model discloses the technical scheme who adopts is:

the utility model provides a single rolling roll-changing control device of synthetic leather wet process production line which characterized in that: the production line winding device comprises a storage rack and a travel switch arranged on the storage rack at a low position, wherein a compression roller and a production line winding device are sequentially arranged outside an outlet of the storage rack from near to far, the compression roller is driven by an air cylinder to lift in the vertical direction, the air cylinder is connected with an air passage through an electromagnetic valve, a winding frequency converter is used for controlling a winding roller to rotate in the production line winding device, and synthetic leather is output to the compression roller from the storage rack through the outlet and then is output to the winding roller of the production line winding device through the compression roller;

the device also comprises a compression roller/rolling operation relay and a rolling speed relay, wherein a coil KA1 of the compression roller/rolling operation relay, a start switch S1 and a normally closed switch S2 are connected in series and then connected between a live wire L and a zero wire N, a normally open contact KA1-1 of the compression roller/rolling operation relay is connected in parallel with a start switch S563568 of the rolling speed relay, a coil KA2 of the rolling speed relay is connected in series with a travel switch and then connected between the live wire L and the zero wire N, an electromagnetic valve of an air cylinder is connected in series with a normally open contact KA1-2 of the compression roller/rolling operation relay and then connected between the live wire L and the zero wire N, a normally closed contact KA 2-3 of the compression roller/rolling operation relay is connected between an operation signal pin S1 and an SC of the rolling frequency converter, a manual signal pin A1 of the rolling frequency converter and an AC are connected with a, manual signal pins A1 and AC of the winding frequency converter are also connected with a production line motor through a normally open contact KA2-2 of a winding speed relay.

Compared with the prior art, the beneficial effects of the utility model are embodied in:

the utility model provides a pair of single rolling of synthetic leather wet process production line is traded a roll controlling means realizes the running signal break-make of converter through the button, realizes the start-up of rolling, stops. The frequency signal conversion of the winding frequency converter is realized through the travel switch, so that the single winding reel changing operation is realized. The utility model discloses convenient operation, safety reduce the shut down number of times and the time of production line, save time cost and energy cost.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic circuit diagram of the present invention.

Fig. 3 is the wiring circuit diagram of the winding frequency converter of the utility model.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 1, a single-winding and reel-changing control device for a synthetic leather wet production line comprises a storage rack 4 and a travel switch 3 installed at the storage rack 4 at a low position, wherein a compression roller 2 and a production line winding device 1 are sequentially installed outside an outlet of the storage rack 4 from near to far, the compression roller 2 is driven by an air cylinder to lift in the vertical direction, the air cylinder is connected with an air passage through an electromagnetic valve YV, a winding frequency converter U1 controls a winding roller to rotate in the production line winding device 1, the synthetic leather is output to the compression roller 2 from the storage rack 4 through the outlet, and then is output to the winding roller of the production line winding device 1 through the compression roller 2;

the device also comprises a compression roller/rolling operation relay and a rolling speed relay, wherein a coil KA1 of the compression roller/rolling operation relay, a start switch S1 and a normally closed switch S2 are connected in series and then are connected between a live wire L and a zero wire N, a normally open contact KA1-1 of the compression roller/rolling operation relay is connected in parallel with a start switch S1, a coil KA2 of the rolling speed relay is connected in series with a travel switch 3 and then is connected between the live wire L and the zero wire N, an electromagnetic valve YV of a cylinder is connected in series with a normally open contact KA1-2 of the compression roller/rolling operation relay and then is connected between the live wire L and the zero wire N, a normally closed contact KA1-3 of the compression roller/rolling operation relay is connected between an operation signal pin S1 and an SC of a rolling frequency converter U1, a manual signal pin A1 of the rolling frequency converter and AC are connected with a manual potential adjuster VR through, and a manual signal pin A1 and AC of the winding frequency converter U1 are also connected with a production line motor through a normally open contact KA2-2 of a winding speed relay.

When a production line needs to be subjected to roll changing operation, the production line is switched to a roll changing starting state, a coil KA1 of a compression roller/rolling operation signal relay is attracted, an electromagnetic valve YV controls an air cylinder of the compression roller 2 to press down the compression roller 2, a normally closed electric contact KA1-3 of the compression roller/rolling operation relay breaks a rolling frequency converter U1 operation signal, a production line rolling device 1 stops rotating, a storage rack 4 starts to automatically rise under the action of self gravity, a travel switch 3 acts to attract a coil KA2 of a rolling speed relay, a normally open contact KA2-1 of the rolling speed relay attracts to switch a speed signal of the rolling frequency converter U1 into a manual signal, and an operator can lift down leather in the state.

After the operation is finished, switching to the roll changing is finished, a coil KA1 of the compression roller/rolling operation relay is disconnected, an electromagnetic valve YV of the compression roller 2 is controlled to enable the compression roller 2 to be lifted, meanwhile, a normally closed electric shock of the compression roller/rolling operation relay is closed, a rolling frequency converter U1 operation signal is connected, rolling 1 is controlled to start to rotate at a speed set by a person, a storage rack 4 starts to descend under rolling tension until the storage rack 4 touches a travel switch 3, a coil KA2 of the rolling speed relay is disconnected, the rolling speed is switched to be a production line speed signal, the production line normally operates, and a series of roll changing operations are finished.

And after the coil is changed to the position before the travel switch 3 acts, the winding speed is given by personnel, and the winding speed is gradually increased until the main speed of the production line is exceeded, so that the safety operation of the personnel is facilitated.

The embodiments of the present invention are only descriptions of the preferred embodiments of the present invention, not right the present invention is designed and limited, without departing from the design concept of the present invention, the technical personnel in the field should fall into the protection scope of the present invention for various modifications and improvements made by the technical solution of the present invention, and the technical contents of the present invention are all recorded in the claims.

Claims (1)

1. The utility model provides a single rolling roll-changing control device of synthetic leather wet process production line which characterized in that: the production line winding device comprises a storage rack and a travel switch arranged on the storage rack at a low position, wherein a compression roller and a production line winding device are sequentially arranged outside an outlet of the storage rack from near to far, the compression roller is driven by an air cylinder to lift in the vertical direction, the air cylinder is connected with an air passage through an electromagnetic valve, a winding frequency converter is used for controlling a winding roller to rotate in the production line winding device, and synthetic leather is output to the compression roller from the storage rack through the outlet and then is output to the winding roller of the production line winding device through the compression roller;

the device also comprises a compression roller/rolling operation relay and a rolling speed relay, wherein a coil KA1 of the compression roller/rolling operation relay, a start switch S1 and a normally closed switch S2 are connected in series and then connected between a live wire L and a zero wire N, a normally open contact KA1-1 of the compression roller/rolling operation relay is connected in parallel with a start switch S563568 of the rolling speed relay, a coil KA2 of the rolling speed relay is connected in series with a travel switch and then connected between the live wire L and the zero wire N, an electromagnetic valve of an air cylinder is connected in series with a normally open contact KA1-2 of the compression roller/rolling operation relay and then connected between the live wire L and the zero wire N, a normally closed contact KA 2-3 of the compression roller/rolling operation relay is connected between an operation signal pin S1 and an SC of the rolling frequency converter, a manual signal pin A1 of the rolling frequency converter and an AC are connected with a, manual signal pins A1 and AC of the winding frequency converter are also connected with a production line motor through a normally open contact KA2-2 of a winding speed relay.

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