Film cooling device in corona process of UV molding press

Abstract

The utility model discloses a film cooling device in the corona process of a UV (ultraviolet) molding press, which comprises a base, a support roller and a guide roller, two shells are symmetrically distributed and mounted at two ends of the top of the base respectively, and three cooling rollers are arranged between the two bases at equal intervals; according to the cooling device, during cooling, materials do not need to penetrate through the three cooling rollers in a crossed mode and pass through the three cooling rollers from the lower portion in a unified mode, the two supporting rollers are lifted by adjusting the hydraulic cylinders, the materials are jacked upwards through the supporting rollers, the materials are made to be attached to the surfaces of the cooling rollers, and the two ends of each supporting roller are each provided with a lifting frame capable of elastically stretching out and drawing back. When the material cooling tension is changed, the supporting rollers balance the tension through self-contraction and resilience of the lifting frames at the two ends, and the material deformation degree caused by the tension change is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the corona processing related technical field, specifically a film cooling device in the UV moulding press corona process. BACKGROUND

[0002] Corona processing refers to when high enough voltage is applied between two electrodes, gas molecules in the air are ionized, positive ions and free electrons are produced, low-temperature plasma is formed, these active particles have very high energy, can initiate chemical reaction on the surface of material, in the use process of UV moulding press, the molecular structure on the surface of material can be destroyed through corona treatment, molecular oxidation and polarization are accelerated, polymer crosslinking occurs, the surface polarity and hydrophilicity are increased, thereby the adhesion of ink, paint and adhesive on the surface of material is improved, but in the corona process, the temperature of material is increased, therefore cooling device needs to be matched to carry out temperature reduction treatment on material in the process.

[0003] The film cooling device currently used usually adopts cooling roller as main cooling mechanism, passes through the surface of cooling roller closely, the heat of material is transferred to cooling roller to complete temperature reduction, but the material crosses between the cooling rollers and is tightly wrapped on the surface of cooling roller when the existing cooling device is used, and because the ductility of material is increased when the temperature is increased, the material will shrink slightly after cooling, and because the tension adjusting mechanism is lacked, the flatness of material is easily affected, and the use has the disadvantages. SUMMARY

[0004] The utility model discloses a film cooling device in the UV moulding press corona process to solve the problem that the flatness of material is reduced because of excessive tension in the use of the film cooling device currently used due to lacking tension adjusting mechanism in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A film cooling device in the UV moulding press corona process, including base, support roll and guide roll, the both ends of the top of base are respectively symmetrical distribution installs two housings, and is equipped with cooling roller between two bases, and the cooling roller is equal interval distribution and is equipped with three simultaneously;The both ends of each cooling roller are respectively installed with two rotors, and each rotor is connected with an axle seat respectively;The tail end of each rotor is installed with a sealing rotary joint, and each sealing rotary joint penetrates one side of the housing;

[0007] As a further scheme of the utility model: the bottom of the base is symmetrically provided with four adjusting hydraulic cylinders, and the top of each adjusting hydraulic cylinder is fixedly connected with the bottom of the bracket, and the top of the bracket is symmetrically provided with two groups of lifting frames;

[0008] As a further scheme of the utility model: the supporting roller is symmetrically provided with two, and the two ends of each supporting roller are rotatably connected with two lifting frames;

[0009] As a further scheme of the utility model: the guide roller is symmetrically provided with two, and the two ends of the two guide rollers are rotatably connected with the top of the two housings;

[0010] As a further scheme of the utility model: each housing is internally provided with a driving motor.

[0011] As a further scheme of the utility model: the top of the base is symmetrically provided with two water collecting pipes on both sides, and each water collecting pipe is in communication with three sealing rotary joints.

[0012] As a further scheme of the utility model: the connecting mode between the rotor and the shaft seat is rotary connection, one end of the rotor is in communication with the inside of the cooling roller, and the other end of the rotor is in communication with the sealing rotary joint;

[0013] As a further scheme of the utility model: one end of each rotor is provided with a gear structure.

[0014] As a further scheme of the utility model: each shaft seat is provided with an installation plate on the top, and each installation plate is provided with a synchronous pulley on the side close to the cooling roller; the three synchronous pulleys on the same side are arranged as a group, and the three synchronous pulleys in the same group are drivingly connected with the same synchronous belt.

[0015] As a further scheme of the utility model: each synchronous pulley is meshingly connected with a rotor, and the synchronous pulley, the rotor and the cooling roller form a rotary structure;

[0016] As a further scheme of the utility model: each driving motor is mounted on an installation plate, and the output shaft of each driving motor is drivingly connected with a synchronous pulley.

[0017] As a further scheme of the utility model: the adjusting hydraulic cylinder, the bracket, the lifting frame and the supporting roller form a lifting structure, the connecting mode between the lifting frame and the bracket is sliding connection, and each lifting frame is provided with a spring on the bottom;

[0018] As a further scheme of the utility model: the lifting frame, the spring and the supporting roller form an extension structure.

[0019] Compared with the prior art, the utility model has the advantages that:

[0020] The utility model discloses, be provided with cooling roller, support roller, adjusting hydraulic cylinder and spring, when cooling, material does not have to cross three cooling rollers, unifies from below through three cooling rollers, through adjusting hydraulic cylinder and lift two support rollers, through the support roller and go up and prop up material, make material close the surface of cooling roller, and the both ends of each support roller are equipped with the lifting frame that can elastic telescopic, when material cooling tension produces change, support roller is balanced tension through the self -retraction of the lifting frame of both ends, reduces the material deformation degree because of tension change.

[0021] The utility model discloses, be provided with cooling roller, rotor and sealing rotary joint, the surface of cooling roller is treated through mirror surface, and the friction of its surface is very small, in use makes, the material of sliding will not drive cooling roller and rotate, three cooling rollers pass through two cooperation two synchronous belts and two groups of synchronous pulley synchronous drive slow rotation, ensure that cooling roller can more evenly contact the material that passes, improve cooling efficiency.

[0022] The utility model discloses, be provided with cooling roller and rotor, cooling roller and rotor between for split type's connecting mode, have higher dismounting convenience, be convenient for according to the demand to the inside of cooling roller and rotor and clean. ACCURACY OF DRAWINGS

[0023] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.

[0024] Figure 2 It is another visual view of the utility model Figure 1 .

[0025] Figure 3 It is another visual view of the utility model Figure 2 .

[0026] Figure 4 It is another visual view of the utility model Figure 3 .

[0027] Figure 5 It is the A-A direction section view in the utility model Figure 2 .

[0028] Figure 6 It is the three-dimensional structure schematic diagram of cooling roller in the utility model.

[0029] In the figure: 1 - base, 2 - housing, 3 - cooling roller, 4 - rotor, 5 - sealing rotary joint, 6 - water collecting pipe, 7 - shaft seat, 8 - mounting plate, 9 - synchronous pulley, 10 - synchronous belt, 11 - drive motor, 12 - adjusting hydraulic cylinder, 13 - bracket, 14 - lifting frame, 15 - spring, 16 - supporting roller, 17 - guide roller. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0031] Please refer to Figures 1-6 In the embodiments of the utility model, a film cooling device in the corona process of a UV mold pressing machine comprises a base 1, a supporting roller 16 and a guide roller 17. Two housings 2 are symmetrically arranged at the top of the base 1. A cooling roller 3 is arranged between the two bases 1. The cooling roller 3 is arranged at equal intervals. Two rotors 4 are arranged at the two ends of each cooling roller 3. Each rotor 4 is connected with a shaft seat 7. A sealing rotary joint 5 is arranged at the end of each rotor 4. Each sealing rotary joint 5 penetrates one side of the housing 2. Four adjusting hydraulic cylinders 12 are symmetrically arranged at the bottom of the base 1. The top of each adjusting hydraulic cylinder 12 is fixedly connected with the bottom of a bracket 13. Two groups of lifting frames 14 are symmetrically arranged at the top of the bracket 13. Two supporting rollers 16 are symmetrically arranged. Each supporting roller 16 is rotatably connected with two lifting frames 14. Two guide rollers 17 are symmetrically arranged. The two ends of the two guide rollers 17 are rotatably connected with the top of the two housings 2. A drive motor 11 is arranged in each housing 2.

[0032] Specifically, one end of the sealing rotary joint 5 is fixedly connected with one side of the shaft seat 7. The rotor 4 does not rotate synchronously with the sealing rotary joint 5.

[0033] As a further description of the embodiment, each guide roller 17 can rotate independently to guide the direction of the material and improve the contact area between the material and the cooling roller 3.

[0034] In the embodiment, two water collecting pipes 6 are symmetrically arranged at the top of the base 1. Each water collecting pipe 6 is connected with three sealing rotary joints 5.

[0035] Specifically, in use, two water collectors 6 are connected to the refrigerant circulation system.

[0036] As a further illustration of the embodiment, the refrigerant is injected into the cooling roller 3 through one water collector 6 and collected through the other water collector 6.

[0037] In the embodiment, the rotors 4 are rotatably connected to the shaft seats 7, one end of each rotor 4 is connected to the interior of the cooling roller 3, and the other end of each rotor 4 is connected to the sealing rotary joint 5; the edge of one end of each rotor 4 is provided with a gear structure.

[0038] Specifically, the refrigerant is injected into the rotor 4 through the sealing rotary joint 5 and then injected into the cooling roller 3 through the rotor 4.

[0039] As a further illustration of the embodiment, the refrigerant absorbs and carries away heat during the process of passing through the cooling roller 3, and the surface of the cooling roller 3 is mirror-finished.

[0040] In the embodiment, each shaft seat 7 is provided with an installation plate 8 at the top, and each installation plate 8 is provided with a synchronous pulley 9 on the side close to the cooling roller 3; the three synchronous pulleys 9 on the same side are arranged as a group, and the three synchronous pulleys 9 in the same group are drivingly connected to the same synchronous belt 10.

[0041] Specifically, the synchronous pulley 9 is a double-layer gear structure.

[0042] As a further illustration of the embodiment, the three synchronous pulleys 9 in the same group are synchronously driven by the synchronous belt 10.

[0043] In the embodiment, each synchronous pulley 9 is meshingly connected to a rotor 4, and the synchronous pulley 9, the rotor 4, and the cooling roller 3 form a rotating structure; each driving motor 11 is installed on an installation plate 8, and the output shaft of each driving motor 11 is drivingly connected to a synchronous pulley 9.

[0044] Specifically, the corresponding connected rotors 4 are synchronously rotated by the synchronous pulleys 9.

[0045] As a further illustration of the embodiment, the two driving motors 11 are servo-linked and controlled.

[0046] In the embodiment, the adjusting hydraulic cylinders 12, the brackets 13, the lifting frames 14, and the supporting rollers 16 form a lifting structure, the lifting frames 14 are slidingly connected to the brackets 13, and the bottom of each lifting frame 14 is provided with a spring 15; the lifting frame 14, the spring 15, and the supporting roller 16 form an extension structure.

[0047] Specifically, by adjusting the height of the support roller 16 through the adjusting hydraulic cylinder 12, the material is pushed to adhere to the cooling roller 3, and the contact area of the material and the cooling roller 3 is increased.

[0048] As a further illustration of the present embodiment, the spring 15 can automatically adjust the height of the lifting frame 14 by its elasticity, and then cooperate with the support roller 16 to automatically balance the tension of the material.

[0049] The working principle of the utility model is: before use, first, two water collectors 6 are connected to the refrigerant circulation system at the same time, and one of the materials is wound above the guide roller 17, and the material is passed below the three cooling rollers 3, and is wound above the other guide roller 17 from bottom to top.

[0050] In use, the external power supply is connected, and the four adjusting hydraulic cylinders 12 are started at the same time, the bracket 13 is pushed to slowly rise, until the support roller 16 lifts the material, so that the material is close to the surface of the cooling roller 3, and the material tends to be tight, then the two drive motors 11 are started at the same time, the corresponding synchronous pulley 9 is driven to start rotating, then the synchronous belt 10 is matched to drive the synchronous pulley 9 in the same group to rotate synchronously, and the rotor 4 and the cooling roller 3 are driven to rotate in the same direction at the same time, in the process of rotating the material on the surface of the cooling roller 3, the heat of the material is transferred to the cooling roller 3, then the refrigerant absorbs and takes away the heat of the cooling roller 3 in the process of passing through the cooling roller 3, and then the circulation cooling can be carried out.

[0051] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0052] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A film cooling device in a UV-molding machine corona process, characterized by: Including base (1), support roll (16) and guide roll (17), the top of the base (1) is symmetrically distributed with two housings (2) at both ends respectively, and a cooling roll (3) is arranged between the two bases (1), and the cooling roll (3) is arranged at equal intervals with three; both ends of each cooling roll (3) are respectively provided with two rotors (4), and each rotor (4) is connected with an axle seat (7); the end of each rotor (4) is provided with a sealing rotary joint (5), and each sealing rotary joint (5) penetrates one side of the housing (2); The bottom of the base (1) is symmetrically distributed with four adjusting hydraulic cylinders (12), and the top of each adjusting hydraulic cylinder (12) is fixedly connected with the bottom of the bracket (13), and the top of the bracket (13) is symmetrically distributed with two groups of lifting frames (14); The support roll (16) is symmetrically provided with two, and the two ends of each support roll (16) are rotatably connected with two lifting frames (14); The guide roll (17) is symmetrically distributed with two, and the two ends of the two guide rolls (17) are rotatably connected with the top of the two housings (2); The inside of each housing (2) is provided with a driving motor (11).

2. A film cooling device for use in a UV die press corona process according to claim 1, characterized in that: The top of the base (1) is symmetrically distributed with two water collecting pipes (6) at both sides, and each water collecting pipe (6) is communicated with three sealing rotary joints (5).

3. A film cooling device for use in a UV die press corona process according to claim 1, characterized in that: The connection between the rotor (4) and the axle seat (7) is a rotary connection, one end of the rotor (4) is communicated with the inside of the cooling roll (3), and the other end of the rotor (4) is communicated with the sealing rotary joint (5); One end edge of each rotor (4) is provided with a gear structure.

4. A film cooling device for use in a UV die press corona process according to claim 1, characterized in that: The top of each axle seat (7) is provided with an installation plate (8), and one side of each installation plate (8) near the cooling roll (3) is provided with a synchronous belt pulley (9); the three synchronous belt pulleys (9) on the same side are arranged as a group, and the three synchronous belt pulleys (9) in the same group are drivingly connected with the same synchronous belt (10).

5. A film cooling device for use in a UV die press corona process according to claim 4, characterized in that: Each synchronous belt pulley (9) is meshed with a rotor (4), and the synchronous belt pulley (9), the rotor (4) and the cooling roll (3) form a rotating structure; Each driving motor (11) is mounted on an installation plate (8), and the output shaft of each driving motor (11) is drivingly connected with a synchronous belt pulley (9).

6. A film cooling device for use in a UV die press corona process according to claim 1, characterized in that: The adjusting hydraulic cylinder (12), the bracket (13), the lifting frame (14) and the support roll (16) form a lifting structure, and the lifting frame (14) and the bracket (13) are connected in a sliding manner, and a spring (15) is arranged at the bottom of each lifting frame (14); The lifting frame (14), the spring (15) and the support roll (16) form an extension structure.

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