CN101475105B - Automatic coiling mechanism and winding machine with the same - Google Patents

Abstract

An automatic winding mechanism for a winding machine, comprising a main body, a base, and an upper cloth rod; the main body is slidably connected to the base, and reciprocates under power drive; the two sides of the main body are provided with corresponding curved guide rails; the upper cloth rod moves along the The curved guide rail is slidingly connected with the main body and reciprocates under power drive; a knife edge is set on the upper cloth rod; a follow-up roller parallel to the upper cloth rod is also provided at the corresponding position, and the follow-up roller and the rolled The optical axis of the product is parallel and corresponding in position; the follow-up roller makes a reciprocating motion close to or away from the optical axis under power drive. A winding machine using the above-mentioned automatic winding mechanism, including a winding frame, the winding frame is equipped with the automatic winding mechanism, a turning mechanism, a winding mechanism, a cross-cutting device, a slitting device and an automatic The control system; the automatic control system is connected to control the actions of various components on the frame; the automatic winding mechanism is also connected to the product conveying device; the winding mechanism is connected to the turning mechanism.

Description

Automatic winding mechanism and winding machine using the mechanism

Technical field:

The invention belongs to an automatic winding machine for flexible continuous sheet-shaped products of glass fiber fabric or non-woven fabric, especially an automatic winding mechanism for film-coated products with glass fiber weaving or nonwoven as the base material And a winding machine using the mechanism.

Background technique

In the production process of fabric or non-fabric and film based on it, especially on high-speed production lines, whether the winding machine used is automatic winding and the performance of the automatic winding machine has a great impact on the quality of the product. Quality plays a key role. It determines whether the product is rolled tightly and neatly during the winding process, whether it can complete normal winding, and whether the production can be carried out stably. Most of the existing automatic winding machines have the following disadvantages: the positioning is not accurate; the fabric or non-fabric cannot be tightly attached to the mandrel with the same winding force in the axial direction during the initial winding; Auxiliaries such as masking tape can be automatically rolled up, but some users are not allowed to do so. So this seriously affects the winding quality of the product.

Contents of the invention

In order to solve the above problems, the present invention provides a high-quality automatic winding mechanism with accurate positioning, providing the same winding force in the axial direction of the mandrel and closely fitting on the reel, without other auxiliary materials, and a winding machine using this mechanism. Machine, the specific technical scheme is as follows:

An automatic winding mechanism of a winding machine includes a main body, a base and an upper cloth rod; the main body is slidably connected with the base, and reciprocates under power drive; both sides of the main body are provided with symmetrical curved guide rails; the upper cloth rod follows the curve The guide rail is slidingly connected with the main body and reciprocates under power drive; a knife edge is provided on the upper cloth rod; a follower roller parallel to the upper cloth rod is also provided at the corresponding position, and the follower roller is connected to the The optical axis of the roll product is parallel and the positions correspond to each other; the follow-up roller makes a reciprocating motion close to or away from the optical axis under power drive.

The main body includes a transmission shaft and two curved chain rail plates; the two curved chain rail plates have the same shape and are arranged at both ends of the transmission shaft; the curved guide rails are arranged on the curved chain rail plates; each curved chain The bottom surface of the rail plate is provided with a guide rail slider, and the base is provided with a corresponding guide rail.

There are multiple guide bearings on each curved chain rail plate, and the chains are connected to the guide bearings; the chain is connected to the upper cloth rod, which pulls the upper cloth rod to move; the chain is also connected to the motor that drives it; two curved chain rails The chains of the boards are connected through the transmission shaft for synchronous movement.

The curved guide rail on the curved chain track plate includes a curved concave rail and a curved convex rail. The cross-sectional shape of the curved guide rail formed by the curved concave rail and the curved convex rail is a "ten thousand" shape, and the curved convex rail is arranged above the curved concave rail;

Both ends of the upper cloth rod are connected to the guide bearing, and the guide bearing slides in the curved concave rail; the chain moves along the curved convex rail.

Reciprocating cylinders are respectively connected to the curved chain track plate and the follower roller; they are driven by their respective reciprocating cylinders.

The motor is connected with a synchronous toothed belt wheel, and the synchronous toothed belt wheel drives a passive synchronous toothed belt wheel, and the passive synchronous toothed belt wheel is connected and drives the chain.

A winding machine using the above-mentioned automatic winding mechanism, comprising a winding frame, the winding frame is provided with the automatic winding mechanism, a turning mechanism, a winding mechanism, a cross-cutting device, a slitting device and an automatic control system; the automatic control system is connected to control the actions of the automatic winding mechanism, winding mechanism, turning mechanism, cross-cutting device, slitting device and winding mechanism; the automatic winding mechanism is also connected to the product conveying device.

The overturning mechanism includes a frequency conversion overturning motor and a reducer, and two sets of overturning driving gears, overturning synchronous gearboxes and a synchronous overturning passive ring gear;

The two groups of flipping active gears, flipping synchronous gear box and the flipping passive ring gear with synchronous action are respectively arranged at both ends of the mandrel of the rolled product, which are symmetrical and operate synchronously;

The frequency conversion reversing motor is connected with the reducer as a whole, and the frequency conversion reversing motor is connected with one group of reversing driving gears. The winding mechanism is overturned; the overturning driving gear is also connected to drive the overturning synchronous gearbox to work;

In the other group, the flipping synchronous gearbox is connected to drive the flipping active gear, the flipping active gear drives the flipping passive gear ring to rotate, and the passive gear ring is connected to drive the winding mechanism on it to flip;

There is a connecting shaft between the two sets of overturning synchronous gearboxes;

The driven gear ring is connected to drive the winding mechanism to perform flipping motion along the circumference of the driven gear ring.

When the automatic control system issues a flip command, the frequency conversion flip motor connected with the reducer drives the flip driving gear, the flip driving gear drives the flip passive gear ring to rotate, and the flip driving gear also drives the flip synchronous gearbox to work. The synchronous gearbox has a The output shaft works with the same synchronous gearbox on the other side as this side and the active overturning gear on it, and the overturning active gear drives the passive gear ring to rotate to achieve the purpose of synchronous overturning. The passive gear ring drives the winding mechanism on it to turn over. This is a special form of flipping. It has the functions of stable flipping and precise positioning, which lays the necessary foundation for the precise winding of the automatic winding mechanism.

The product conveying device is a pair of conveying rollers; a slide plate is connected to the pair of conveying rollers, and the other end of the slide plate is connected with the tight roller of the automatic winding mechanism, and the product is supported to run between the pair of conveying rollers and the tight roller; The function of the skateboard keeps the product from sliding down the plane.

The working steps of the above-mentioned winding machine are as follows:

When the product wound on a mandrel reaches the required number of meters, the automatic control system sends out a signal, the cross-cutting mechanism cuts off the product, and the rewinding mechanism starts to overturn, turning the mandrel full of products to the unloading and lifting position;

Turn the optical axis (that is, the mandrel of the unwound product) to the winding position, then start the automatic winding mechanism, move from the rest position to the vicinity of the optical axis and enter the working state;

The automatic control system measures the length of the product passing through the conveying rollers. When it reaches the optimum length required for winding, the upper cloth lever is activated to precisely position the product and wind it on the optical axis; the device for measuring the length can use a counter, etc.;

Then the automatic winding mechanism returns to the original static position; the automatic control system issues instructions, and the winding mechanism being wound reaches the normal working position for easy operation with the turning motion of the winding machine.

Using the present invention, the whole rolling and winding actions are completed at one time, and the products are rolled tightly and evenly. In particular, the curved guide rail of the entire automatic winding mechanism is precisely designed and processed. The machining accuracy and running accuracy of the upper cloth rod and the positioning accuracy of the entire automatic winding mechanism are very high. The product is tightly rolled on the reel with the same wrapping force on the entire optical axis, which lays an excellent foundation for the product to be rolled tightly and evenly, thus saving manpower and overcoming the artificial unfavorable factors in the winding process.

Description of drawings

Figure 1 is a schematic front view of the automatic winding mechanism.

Figure 2 is a schematic diagram of the right side view of the automatic winding mechanism.

Fig. 3 is a partial cross-sectional schematic diagram of the chain track plate of the automatic winding mechanism along the A-A direction.

Figure 4 is a schematic diagram of the structure of the winding machine

Among them, 1-drive sprocket; 2-passive synchronous toothed belt wheel; 3-synchronous toothed belt; 4-synchronous toothed belt wheel; 5-servo motor; 6-chain track plate reciprocating cylinder; Cylinder; 8-fabric or non-woven sheet continuous product; 9-tightening roller; 10-guiding sprocket; 11-winding machine optical axis; 12-upper rod; 13-curve groove guide bearing; 14-upper Rod chain connection seat; 15- guide sprocket; 16- upper cloth rod moves to the middle position of the curved chain rail; 17- chain; 18- guide sprocket; 19- guide rail; 20- curved chain rail plate; 21- curve Concave rail; 22-curve convex rail; 23-transmission shaft; 24-rail slide block; 25-conveying roller; 26-coiler cover, frame; -position of the automatic winding mechanism at rest (non-working state); 30-overturning motor; 31-overturning reducer; 32-overturning driving gear; 33-synchronous overturning gear box; 34-position of the automatic winding mechanism in working state; -Incline sliding plate integrated with follower roller and processed products.

Detailed ways

The patent is further described below in conjunction with the accompanying drawings and specific implementation examples.

In this example, the automatic winding mechanism includes a main body, a base, and an upper cloth rod; the main body is slidably connected with the base, and reciprocates under power drive; both sides of the main body are provided with symmetrical curved guide rails; The main body is slidingly connected and reciprocating under power drive; a knife edge is set on the upper cloth rod; a follower roller parallel to the upper cloth rod is also provided at the corresponding position, and the follower roller is in contact with the rolled product The optical axes are parallel and the positions are corresponding; the follow-up rollers reciprocate under power drive.

The main body of the above-mentioned automatic winding mechanism includes a transmission shaft and two curved chain rail plates; the two curved chain rail plates have the same shape and are arranged at both ends of the transmission shaft; the curved guide rails are arranged on the curved chain rail plates; The bottom surface of each curved chain track plate is provided with guide rail sliders, and the base is provided with corresponding guide rails.

Each of the above-mentioned curved chain track plates is provided with a guide bearing, and the guide bearing is connected to the chain; the chain is connected to the upper cloth rod, and the upper cloth rod is pulled to move; the chain is also connected to the motor that drives it to move; the two curved chain rail plates The chain is connected through the transmission shaft and performs synchronous movement.

The curved guide rail on the above-mentioned curved chain track plate includes a curved concave rail and a curved convex rail. The cross-sectional shape of the curved guide rail formed by the curved concave rail and the curved convex rail is a "ten thousand" shape, and the curved convex rail is arranged above the curved concave rail;

Both ends of the above-mentioned upper cloth rod are connected to the guide bearing, and the guide bearing slides in the curved concave rail; the chain moves along the curved convex rail.

Reciprocating cylinders are respectively connected to the above-mentioned curved chain track plate and follower roller; they are driven by respective reciprocating cylinders.

The above-mentioned motor is connected with a synchronous toothed pulley, and the synchronous toothed pulley drives a passive synchronous toothed pulley, and the passive synchronous toothed pulley is connected with and drives the chain.

In this example, the automatic winding mechanism includes two curved chain rail plates, two chains, three sets of guide sprockets, a main drive sprocket, an active synchronous toothed pulley, a passive synchronous toothed pulley, a motor, It is composed of transmission shaft, upper cloth rod, reciprocating mechanism and follow-up roller.

The winding machine applying the above-mentioned winding mechanism includes a winding frame (a cover is also provided on the frame), and the winding frame is provided with the automatic winding mechanism, a turning mechanism, a winding mechanism, a cross-cutting device, Slitting device and automatic control system; the automatic control system is connected to control the actions of the automatic winding mechanism, winding mechanism, turning mechanism, cross-cutting device, slitting device and winding mechanism; the automatic winding mechanism is also connected to the product Conveying device (ie conveying roller).

The overturning mechanism includes a frequency conversion overturning motor and a reducer, and two sets of overturning driving gears, overturning synchronous gearboxes, and overturning passive ring gears with synchronous action; The ring gear is arranged at both ends of the mandrel of the rolled product, symmetrical and synchronous in action; the frequency conversion turning motor is connected with the reducer as a whole, and the frequency conversion turning motor is connected to one group of turning driving gears. In this group, turning the driving gear The connection drives the flipping passive gear ring to rotate, and the passive gear ring is connected to drive the winding mechanism on it to flip; the flipping active gear is also connected to drive the flipping synchronous gearbox to work; in the other group, the flipping synchronous gearbox is connected to drive the flipping drive gear, The overturning driving gear drives the overturning passive gear circle to rotate, and the passive gear circle is connected to drive the winding mechanism on it to overturn; a connecting shaft is provided between the two sets of overturning synchronous gear boxes; the passive gear circle is connected to drive the winding mechanism along the passive gear. Make a turning motion around the circle.

The winding mechanism includes a frequency conversion winding gear motor, a safety chuck, a tension roller (not shown), an inflatable shaft, a safety chuck, and a tension mechanism. Since the winding mechanism is relatively common in the prior art, no further limitation will be made here.

The product conveying device is a pair of conveying rollers; a slide plate is connected to the pair of conveying rollers, and the other end of the slide plate is connected with the follower roller of the automatic winding mechanism to support the product to run between the pair of conveyance rollers and the follower roller.

One end of the sliding plate is close to the lower part of the conveying roller, and is connected to the winding frame by a hinge. The driving system drives the sliding plate to rotate around the hinge axis, and at the same time makes the following roller close to or leave the inflatable shaft on the winding mechanism. The role of the product keeps the plane down, laying a foundation for entering the gap formed by the follower roller and the inflatable shaft; the follower roller is close to the inflatable shaft to provide necessary conditions for the product to be wound on the inflatable shaft.

Among them, the automatic control system uses PLC, touch screen, frequency converter and other components to issue commands such as counting, winding, flipping, winding, cross-cutting, and tension of the automatic winding machine, and controls the winding machine to work accurately and stably. Due to the realization Devices and methods with the above-mentioned functions are common in the prior art, and no further limitation will be made here. The automatic control system can be integrated on the winding frame or placed separately.

The cross-cutting device may be a cross-cutting knife, and the slitting device may be a slitting knife, both of which are mature products in the prior art, and no further limitation is made here. The function of the slitting knife is to cut off the burrs on both sides of the product, and the blade is located on both sides of the frame width direction, synchronous with the linear speed of the product.

When a mandrel of the winding machine winds the product according to the set length, that is, when the air-expanding shaft in the working winding mechanism winds the product of the required length, the automatic control system instructs the cross-cutting device on the frame , that is, the cross-cut knife cuts off the product, and then commands the turning mechanism on the frame to turn over, driving the winding mechanism to turn over at the same time, and at this time the inflatable shaft of the winding product reaches a position suitable for unloading, stops turning and winding, and rolls at the same time The optical axis to be wound on the winding mechanism-the inflatable axis is turned over to the working position, stop turning over, and start the inflatable axis to rotate; the slide plate connected with the hinge is integrated with the follower roller, and the follower roller is driven by the starting device. Tighten the optical axis; the automatic control system automatically measures the length of the product coming from the conveying roller. When the product coming from the slide plate is exposed to the tight roller and the length of the optical axis is at the optimum winding size, the automatic control system will automatically control the winding mechanism. Issue an instruction; at this time, the automatic winding mechanism on the frame moves from the static idle state to the working state along the guide rail to the vicinity of the optical axis under the drive of the pneumatic device: the servo motor drives the chain to move along the curved convex rail, and the chain drives the upper The upper cloth rod moves according to the set curve track, and at the same time, the bearings at both ends of the upper cloth rod move in the curved concave rail, which plays the role of limiting and stabilizing the movement of the upper cloth rod; The product brought up by the knife edge is stuffed into the gap between the follower roller and the optical axis (inflation shaft), and is wound on the optical axis (inflation axis) under the joint action of the follower roller, the optical axis (inflation axis); the completion After this action, the automatic control system instructs the automatic winding mechanism to return to the original static and idle position, the slide plate and the follower roller also return to the original initial position, the turning motor drives the turning mechanism to turn over through the reduction motor, and the working parts on the turning mechanism The inflatable shaft is also overturned to the best working position to continue winding, and the other inflatable shaft after unloading is also overturned to the relative idle position thereupon.

It should be noted that the realization mode of the turning mechanism is not unique, and the form given here is just a special case, as long as the function is the same, the positioning of the mode here is accurate; the winding axis is not limited to the inflatable axis, and the inflatable axis It is a special case; the curved guide rail of the automatic winding mechanism is not unique, but the principle is the same, and its machining accuracy affects the quality of winding and winding; It is not limited to the shape shown in the figure; the speed, torque, and start-stop accuracy of the motor are very high, and it is not limited to the servo motor; the winding position of the curved chain rail plate has a great influence on the success of the automatic winding. The role of failure, so the precision control of the drive is very high, but not limited to the starting device; the stiffness of the drive shaft and the installation accuracy have a great impact on the automatic winding, not limited to the graphical form.

Claims (9)

1. An automatic winding mechanism of a winding machine, which is characterized in that it includes a main body, a base and an upper cloth rod; the main body is slidably connected to the base, and reciprocates under power drive; symmetrical curved guide rails are provided on both sides of the main body; The upper cloth rod is slidingly connected with the main body along the curved guide rail, and reciprocates under the power drive; there is a knife edge on the upper cloth rod; a follower roller parallel to the upper cloth rod is also provided at the corresponding position. The tightening roller is parallel to the optical axis of the rolled product and corresponds in position; the following tight roller makes a reciprocating motion close to or away from the optical axis under power drive. 2. The automatic winding mechanism according to claim 1, characterized in that the main body includes a transmission shaft and two curved chain rail plates; the two curved chain rail plates have the same shape and are located at both ends of the transmission shaft The curved guide rail is set on the curved chain rail plate; the bottom surface of each curved chain rail plate is provided with a guide rail slider, and the base is provided with a corresponding guide rail. 3. The automatic winding mechanism according to claim 2, characterized in that a plurality of guide bearings are arranged on each curved chain rail plate, and a chain is connected to the guide bearing; the chain is connected with the upper cloth rod, and the upper cloth is pulled The rod moves; the chain is also connected to the motor that drives it to move; the chains of the two curved chain track plates are connected through the transmission shaft for synchronous movement. 4. The automatic winding mechanism according to claim 3, wherein the curved guide rail on the curved chain rail plate includes a curved concave rail and a curved convex rail, and the cross-sectional shape of the curved guide rail formed by the curved concave rail and the curved convex rail It is in the shape of "ten thousand", and the curved convex rail is set above the curved concave rail; Both ends of the upper cloth rod are connected to the guide bearing, and the guide bearing slides in the curved concave rail; the chain moves along the curved convex rail. 5. The automatic winding mechanism according to claim 2 or 3, characterized in that the curved chain track plate and the follower roller are respectively connected with reciprocating cylinders; the curved chain track plate and the follower roller are controlled by respective reciprocating cylinders drive. 6. The automatic winding mechanism of the winding machine according to claim 3, characterized in that the motor is connected to a synchronous toothed pulley, and the synchronous toothed pulley drives a passive synchronous toothed pulley, and the passive synchronous toothed belt Wheels connect and drive the chain. 7. A winding machine applying the automatic winding mechanism described in any one of claims 1 to 6, characterized in that it comprises a winding frame on which the automatic winding mechanism and the turning mechanism are installed , a winding mechanism, a cross-cutting device, a slitting device and an automatic control system; the automatic control system is connected to control the actions of an automatic winding mechanism, a turning mechanism, a cross-cutting device, a slitting device and a winding mechanism; the automatic upper The roll mechanism is also connected to the product conveying device; the winding mechanism is connected to the turning mechanism. 8. The winding machine according to claim 7, characterized in that the turning mechanism includes a frequency conversion turning motor and a reducer, and two sets of turning active gears, turning synchronous gearboxes and turning passive ring gears; The gear, the flip synchronous gearbox and the flip passive ring gear are respectively arranged at both ends of the mandrel of the rolled product, symmetrical and synchronous in action; The frequency conversion reversing motor is connected with the reducer as a whole, and the frequency conversion reversing motor is connected with one group of reversing driving gears. The winding mechanism is overturned; the overturning driving gear is also connected to drive the overturning synchronous gearbox of the group to work; In the other group, the flipping synchronous gearbox is connected to drive the flipping active gear, the flipping active gear drives the flipping passive gear ring to rotate, and the passive gear ring is connected to drive the winding mechanism on it to flip; There is a connecting shaft between the two sets of overturning synchronous gearboxes, and the synchronous action is performed through the connecting shaft; The driven gear ring is connected to drive the winding mechanism to perform flipping motion along the circumference of the driven gear ring. 9. according to the described winding machine of claim 7 or 8, it is characterized in that said product conveying device is conveying pair of rollers; The pair of conveying rollers is connected with slide plate, and the other end of slide plate and the follow-up roller of described automatic winding mechanism Connecting, supporting the product to run between the conveying pair rollers and the take-up rollers.

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