CN216779309U - Drying device for printing coiled materials - Google Patents

Abstract

The utility model discloses a drying device for printing coiled materials, which comprises: the mounting rack is provided with two sliding rails; the two sliding rails are respectively connected to two sides of the drying machine; cooling module, connect in the mounting bracket, cooling module includes chill roll, heat dissipation axle, two slide rails are provided with the guide roll seat respectively, the both ends fixed connection of heat dissipation axle in the guide roll seat, the one end of heat dissipation axle is connected with inlet tube, outlet pipe, inside inlet channel, the outlet channel of having of heat dissipation axle, the inlet channel the outlet channel communicates respectively inlet tube, outlet pipe, the one end of heat dissipation axle is equipped with the water inlet, and the other end is provided with the outlet, the chill roll rotate connect in the heat dissipation axle, the chill roll with form the cooling cavity between the heat dissipation axle, the water inlet the outlet all communicates the cooling cavity. The cooling effect is enhanced, the arrangement of the drying device is more flexible, and the installation is more convenient.

Description

Drying device for printing coiled materials

Technical Field

The utility model relates to the field of coiled materials and coating printing devices, in particular to a drying device for coiled material printing.

Background

In the printing and coating industry, when a coiled material is printed and coated continuously at high speed, the printing material or coating on the coiled material needs to be heated and dried by hot air, the coiled material has a certain temperature, and the chemical coating is still in a softening and rheological state.

Under the normal condition, the cooling roller adopts hollow deflector roll to lead to the cooling water in, and the one end of deflector roll is intake, and the other end goes out water, so just need install inlet tube, outlet pipe additional, very be unfavorable for the installation and the change of deflector roll. And if there is the obstacle in the one end of chill roll in limited space, the arrangement of the water pipe is more troublesome, and then the production cost has been increased to the looks change.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a drying device for printing coiled materials, which is provided with a cooling roller capable of realizing water outlet and water inlet on one side and further facilitating installation.

The drying device for the coiled material printing according to the embodiment of the first aspect of the utility model comprises a mounting rack, a first roller and a second roller, wherein the mounting rack is provided with two sliding rails; the two sliding rails are respectively connected to two sides of the drying machine; cooling module, connect in the mounting bracket, cooling module includes chill roll, heat dissipation axle, two slide rails are provided with the guide roll seat respectively, the both ends fixed connection of heat dissipation axle in the guide roll seat, the one end of heat dissipation axle is connected with inlet tube, outlet pipe, inside inlet channel, the outlet channel of having of heat dissipation axle, the inlet channel the outlet channel communicates respectively inlet tube, outlet pipe, the one end of heat dissipation axle is equipped with the water inlet, and the other end is provided with the outlet, the chill roll rotate connect in the heat dissipation axle, the chill roll with form cooling cavity between the heat dissipation axle, the water inlet the outlet is located in the cooling cavity.

According to the drying device for the roll printing, the drying device has the following beneficial effects: when the coiled material is printed and coated continuously at high speed, the printing material or coating on the coiled material needs to be heated and dried by hot air through a drying machine, and at the moment, the base material has a certain temperature and the chemical coating is still in the softening and slightly rheological process. Install cooling module additional behind the drying-machine, prevent the appearance of the bad phenomenon such as chemical industry coating anti-sticking, writing fuzzy after the stoving. The cooling assembly comprises the cooling roller and the heat dissipation shaft, the water inlet pipe and the water outlet pipe are arranged on one side of the heat dissipation shaft, the cooling assembly can be arranged more flexibly, the installation is more convenient, the maintenance and replacement efficiency of the cooling assembly is improved, the production efficiency is further improved, and the production cost is reduced. The cooling water flows into the cooling cavity between the heat dissipation shaft and the cooling roller through the water inlet flow channel and is filled in the cooling cavity, the cooling water cools the surface of the cooling roller, the cooling roller cools the coiled material attached to the surface of the guide roller, and the coiled material cools the attached ink or paint again, so that the coating is solidified, and the ink or paint is prevented from flowing again. The cooling cavity which is completely filled can further improve the cooling effect and ensure the quality of products.

According to some embodiments of the utility model, the mounting frame is connected to a water tank, the water tank is provided with a water pump, the water tank is connected to the water inlet pipe through the water pump, and the water outlet pipe is directly connected to the water tank.

According to some embodiments of the utility model, the material of the cooling roll is copper.

According to some embodiments of the utility model, the cooling roll is provided with oil seals at both ends, and the water inlet and the water outlet are located between the two oil seals.

According to some embodiments of the utility model, a driving member is connected to the other end of the heat dissipation shaft to drive the cooling assembly to move toward or away from the dryer along the axial direction of the slide rail.

According to some embodiments of the utility model, the driving member comprises a rotating rod and a hand-cranking disc, the rotating rod is connected to the mounting frame in a threaded manner, one end of the rotating rod is connected to the guide roller seat, the other end of the rotating rod is connected to the hand-cranking disc, and the hand-cranking disc is used for driving the rotating rod to rotate so as to drive the guide roller seat to move.

According to some embodiments of the utility model, a shaft neck is arranged at one end of the rotating rod, which is far away from the hand-cranking plate, a driving plate is fixedly connected to the guide roller seat, the driving plate is provided with a driving hole, the shaft neck penetrates through the driving plate through the driving hole, one end face of the driving plate abuts against the rotating rod, a pressing plate is fixedly connected to the shaft neck, and the other end face of the driving plate abuts against the pressing plate.

According to some embodiments of the utility model, a limiting plate is arranged on the slide rail, and the limiting plate is located between the guide roller seat and the output port of the drying machine.

According to some embodiments of the utility model, the slide rail is provided with a graduated scale, and the arrangement direction of the graduated scale is parallel to the moving direction of the guide roller seat.

According to some embodiments of the utility model, a take-up reel is rotatably connected to the mounting frame, the take-up reel being connected to the cooling assembly for taking up the web.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the following figures and examples, in which:

fig. 1 is a schematic view of a drying device for web printing according to an embodiment of the present invention;

fig. 2 is a schematic view of a driving part of a drying apparatus for web printing shown in fig. 1.

Reference numerals: the device comprises a slide rail 100, a guide roller seat 110, a driving plate 111, a heat dissipation shaft 120, a cooling roller 130, a water inlet pipe 140, a water inlet 141, a water outlet pipe 150, a water outlet 151, a hand-operated disc 160, a rotating rod 161, a pressing plate 162 and a drying machine 200.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1, the drying apparatus for printing a coil according to the present invention includes a mounting frame having two slide rails 100, and a drying machine 200 is fixedly mounted on the mounting frame, and the printing material or coating on the coil is heated and dried by hot air through the drying machine 200. The two slide rails 100 are respectively connected with two sides of the drying machine 200, and the slide rail 100 on one side of the coiled material output end of the drying machine 200 is connected with a cooling assembly. The coil which is just dried and has a certain temperature is cooled, and the adverse phenomena of anti-sticking, fuzzy writing and the like of the dried chemical coating can be prevented.

The cooling assembly comprises a cooling roller 130 and a heat dissipation shaft 120, wherein the two slide rails 100 are respectively provided with a guide roller seat 110 and used for installing the heat dissipation shaft 120, one end of the heat dissipation shaft 120 is connected with a water inlet pipe 140 and a water outlet pipe 150, the water inlet pipe 140 and the water outlet pipe 150 are arranged on one side, the cooling assembly can be flexibly arranged and installed more conveniently, the maintenance and replacement efficiency of the cooling assembly is improved, the production efficiency is further improved, and the production cost is reduced. The heat dissipation shaft 120 has a water inlet channel and a water outlet channel inside, and the water inlet channel and the water outlet channel are respectively communicated with the water inlet pipe 140 and the water outlet pipe 150, and are used for introducing water into the heat dissipation shaft 120 or discharging water in the heat dissipation shaft 120.

One end of the heat dissipation shaft 120 is provided with a water inlet 141, the other end is provided with a water outlet, the cooling roller 130 is rotatably connected to the heat dissipation shaft 120, the cooling roller 130 is driven to rotate under the high-speed movement of the coiled material, and a cooling cavity is formed between the cooling roller 130 and the heat dissipation shaft 120. It is understood that the water inlet 141 and the water outlet are located in the cooling cavity, and the cooling water flows through the water inlet pipe 140, the water inlet flow passage to the water inlet 141, enters and fills the cooling cavity, and flows through the water outlet, the water outlet flow passage to the water outlet pipe 150 and exits the heat-dissipating shaft 120. Thereby maximizing and improving the heat dissipation efficiency and the effect of the cooling roller 130, further improving the cooling efficiency of the coiled material and improving the production speed of a factory.

Referring to fig. 2, be connected with the water tank on the mounting bracket, the water tank is provided with the water pump, and the water tank provides power through the water pump and pumps out cooling water, and cooling water lets in inlet tube 140 under the power effect of water pump, enters into the cooling cavity through water inlet 141 after being full of the runner of intaking, absorbs the heat of the coiled material that comes through chill roll 130 surface transmission, plays quick refrigerated effect to the coiled material. The water outlet pipe 150 is directly connected to the water tank, and after sufficient heat is absorbed or the cooling cavity is filled with the water, the cooling water enters the water outlet channel through the water outlet under the driving of the power of the water pump and is discharged into the water tank through the water outlet pipe 150. It can be understood that the water outlet pipe 150 and the water inlet pipe 140 are connected to the same water tank, and preferably, a plurality of cooling grooves may be formed in the inner wall of the water tank to increase the contact area between water and the inner wall of the water tank, or to provide a large-volume water tank as much as possible to accelerate the heat dissipation of the discharged cooling water and ensure the cooling efficiency and effect of the cooling module. The circulating utilization of the cooling water can reduce pollution and cost, and is beneficial to production.

Preferably, the material of the cooling roller 130 is red copper. The red copper is an industrial pure copper, is generally called red copper because the red copper has rose red color and is purple after an oxide film is formed on the surface, has good electrical conductivity and thermal conductivity, is simple to process, improves the cooling efficiency of the coiled material, reduces the production cost,

referring to fig. 2, oil seals are disposed at both ends of the cooling roller 130, and it should be noted that the oil seals are generally a rotating shaft lip seal, which is a soft material and can maintain a good sealing function when the cooling roller 130 rotates. The oil seal here may be nitrile rubber, fluororubber, silicone rubber or the like. It can be understood that the water inlet 141 and the water outlet are located between the two oil seals, that is, when the cooling roller 130 rotates at a high speed, under the sealing effect of the oil seals, the leakage of cooling water in the cooling cavity can be reduced, so that the damage to the coiled material is reduced, and the production cost caused by the damage is reduced.

The other end of the heat dissipation shaft 120 is connected to a driving member, which is connected to the cooling assembly to drive the cooling assembly to move toward or away from the dryer 200 along the axial direction of the slide rail 100. The amount of heat absorbed by different types and thicknesses of substrates varies. It can be understood that the distance between the cooling assembly and the drying machine 200 can be adjusted, so that the printing and coating products with different materials, different thicknesses, different coating weights and different drying temperatures can be met, the cooling effect of different required materials can be met by adjusting the distance between the cooling rollers 130, and the coiled material is ensured not to deform, and the chemical coating is effectively cooled and kept to be solidified and not to flow any more.

The driving piece includes bull stick 161 and hand dish 160, and bull stick 161 threaded connection is in the mounting bracket, and screw hole on the mounting bracket can play location and spacing effect, prevents the slippage of bull stick 161 to guarantee the transmission efficiency of bull stick 161. One end of the rotating rod 161 is connected to the guide roller seat 110, and the other end is connected to the hand-operated disc 160, and the hand-operated disc 160 is manually rotated to realize the movement of the cooling assembly towards or away from the dryer 200 along the axial direction of the sliding rail 100. Simple structure, convenient installation and is beneficial to production.

Referring to fig. 2, a shaft neck is disposed at an end of the rotating rod 161 away from the hand cranking plate 160, the guide roller seat 110 is fixedly connected with the driving plate 111, the driving plate 111 is provided with a driving hole, the shaft neck penetrates through the driving plate 111 through the driving hole, one end surface of the driving plate 111 abuts against the rotating rod 161, the shaft neck is fixedly connected with the pressing plate 162, and the other end surface of the driving plate 111 abuts against the pressing plate 162. It can be understood that the hand-cranking disc 160 can be divided into two directions for rotation, the rotation of the hand-cranking disc 160 in different directions can drive the rotating rod 161 to rotate forward or rotate backward, when the rotating rod 161 rotates forward, the end surface of the rotating rod 161 abutting against the driving plate 111 drives the guide roller seat 110 to move forward, and when the rotating rod 161 rotates backward, the other end surface of the pressing plate 162 abutting against the driving plate 111 drives the guide roller seat 110 to move backward, thereby driving the guide roller seat 110 to move toward or away from the dryer 200.

A limiting plate is arranged on the slide rail 100 and is positioned between the guide roller seat 110 and the output port of the drying machine 200. It can be understood that when the guide roller seat 110 moves on the sliding rail 100 to abut against the limiting plate, the rotating hand-cranking plate 160 can not push the guide roller seat 110 to move forward or backward any more, and the distance between the cooling assembly and the drying machine 200 is not too close or too far due to manual driving, which can greatly reduce the cooling effect and even damage the coiled material. And install the limiting plate additional and can further prevent because the coiled material that workman's misoperation leads to damages, further guaranteed the quality of coiled material, guarantee that the enterprise has reasonable profit, optimized production.

Slide rail 100 is equipped with the scale, and the scale direction of scale is parallel with the moving direction of deflector roll seat 110, and different coiled materials require differently to cooling unit and the distance between the drying machine 200, and in the technology production, when needing to adjust the cooling unit position, can directly judge the distance change through the scale of observing the scale, need not all to measure by hand at every turn, has both guaranteed the precision of distance, has simplified operation flow again, has promoted production efficiency.

The mounting bracket rotates and is connected with a winding wheel, and the winding wheel is connected to the cooling assembly to wind the coiled material. It can be understood that the rolling wheel can rotate on the mounting frame under the drive of the motor, so that the coiled material is driven to rotate for rolling, manual rolling is not needed, rolling efficiency is increased, damage to the coiled material caused by manual rolling is reduced, and production is optimized.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims (10)

1. A drying device for web printing, comprising:

the mounting rack is provided with two sliding rails;

the two sliding rails are respectively connected to two sides of the drying machine;

cooling module, connect in the mounting bracket, cooling module includes chill roll, heat dissipation axle, two slide rails are provided with the guide roll seat respectively, the both ends fixed connection of heat dissipation axle in the guide roll seat, the one end of heat dissipation axle is connected with inlet tube, outlet pipe, inside inlet channel, the outlet channel of having of heat dissipation axle, the inlet channel the outlet channel communicates respectively inlet tube, outlet pipe, the one end of heat dissipation axle is equipped with the water inlet, and the other end is provided with the outlet, the chill roll rotate connect in the heat dissipation axle, the chill roll with form the cooling cavity between the heat dissipation axle, the water inlet the outlet all communicates the cooling cavity.

2. The drying device for the coil printing according to claim 1, wherein the mounting frame is connected with a water tank, the water tank is provided with a water pump, the water tank is connected with the water inlet pipe through the water pump, and the water outlet pipe is directly connected with the water tank.

3. Drying apparatus for web printing according to claim 1, characterized in that the material of the cooling roller is copper.

4. The drying device for coiled material printing as recited in claim 1, wherein oil seals are disposed at both ends of the cooling roller, and the water inlet and the water outlet are located between the two oil seals.

5. The drying device for the web printing according to claim 1, wherein a driving member is connected to the other end of the heat dissipation shaft to drive the cooling assembly to move towards or away from the drying machine along the axial direction of the slide rail.

6. The drying device for coiled material printing of claim 5, characterized in that, the driving piece includes bull stick and hand dish, bull stick threaded connection in the mounting bracket, the one end of bull stick is connected in the deflector roll seat, the other end connect in the hand dish, hand dish is used for driving the bull stick rotates, in order to drive the deflector roll seat removes.

7. The drying device for coiled material printing as defined in claim 6, wherein a shaft neck is disposed at an end of the rotating rod away from the hand-cranking plate, a driving plate is fixedly connected to the guide roller seat, the driving plate is disposed with a driving hole, the shaft neck is disposed through the driving plate via the driving hole, one end surface of the driving plate abuts against the rotating rod, a pressing plate is fixedly connected to the shaft neck, and the other end surface of the driving plate abuts against the pressing plate.

8. The drying device for roll printing according to claim 1, wherein a limiting plate is arranged on the slide rail, and the limiting plate is located between the guide roller seat and an output port of the drying machine.

9. The drying device for the roll printing is characterized in that the slide rail is provided with a graduated scale, and the arrangement direction of the graduated scale is parallel to the moving direction of the guide roller seat.

10. The drying device for web printing according to claim 1, wherein a winding wheel is rotatably connected to the mounting frame, and the winding wheel is connected to the cooling assembly to wind the web.

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