CN215710558U

CN215710558U - Preheating device after one-time tape casting of membrane product processing

Info

Publication number: CN215710558U
Application number: CN202120435822.8U
Authority: CN
Inventors: 王承澍; 王德宇
Original assignee: Shandong Yiwo Packaging Technology Co ltd
Current assignee: Shandong Yiwo Packaging Technology Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2022-02-01
Anticipated expiration: 2031-03-01

Abstract

The utility model relates to the technical field of film product processing, and particularly discloses a preheating device for a film product after one-time casting, which comprises a casting machine body, a cooling roller and a preheating mechanism, wherein the output end of the casting machine body is provided with a plurality of cooling rollers at equal intervals; the preheating mechanism comprises two support plates, two preheating rollers and two guide rollers, wherein the two preheating rollers and the guide roller are rotatably connected between the two support plates; the right ends of the two preheating rollers penetrate through the right supporting plate and are respectively connected with a first motor and a second motor, and the first motor and the second motor are fixed on the outer side of the right supporting plate through fixing supports; the preheating roller comprises a roller, the roller is provided with a heating rod along the axis of the roller, the heating rod extends along the axis direction of the roller, and the two ends of the heating rod are respectively fixedly connected with the inner sides of the two supporting plates. The utility model has simple structure, convenient use and high preheating efficiency.

Description

Preheating device after one-time tape casting of membrane product processing

Technical Field

The utility model relates to the technical field of film product processing, in particular to a preheating device for a film product after one-time tape casting.

Background

The film product is widely used in industrial production and packaging, wherein the casting film is a non-stretching and non-oriented cast film produced by melt casting shock cooling, in the production process of the casting film, plastic particles are firstly melted and then melted plastic is extruded into a specific die through extrusion equipment, the plastic extruded from the die is cast to the roll surface of a cooling roller rotating stably in a sheet shape, the cooling and sizing are carried out, and finally the plastic is drawn and trimmed and then conveyed to a winding roller device for winding, and in the winding process, a preheating device is needed to preheat the casting film in order to facilitate the tight winding of the casting film. The existing preheating device usually injects hot water into a conveying roller so as to heat the casting film through the conveying roller, the method is simple and convenient to use, but the hot water is cooled too fast, the heating time is limited, the hot water needs to be replaced frequently, and the preheating efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a preheating device for processing a film product after one-time casting, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a preheating device for a film product after one-time casting comprises a casting machine body, cooling rollers and a preheating mechanism, wherein a plurality of cooling rollers are arranged at the output end of the casting machine body at equal intervals, the preheating mechanism is arranged at one end far away from the casting machine body and comprises supporting plates, preheating rollers and guide rollers, the number of the supporting plates is two, two preheating rollers and one guide roller are rotatably connected between the two supporting plates, the two preheating rollers are respectively arranged at positions close to the top ends of the supporting plates and the bottom ends of the supporting plates, and the guide rollers are close to the top ends of the supporting plates and positioned outside the preheating rollers; the right ends of the two preheating rollers penetrate through the right supporting plate and are respectively connected with a first motor and a second motor, the first motor and the second motor are fixed on the outer side of the right supporting plate through a fixing support, and the outer side of the left supporting plate is provided with a control part; the preheating roller comprises a roller body, the roller body is provided with a heating rod along the axis of the roller body, the heating rod extends along the axis direction of the roller body, the two ends of the heating rod are respectively fixedly connected with the inner sides of two supporting plates, and the left end of the heating rod is electrically connected with the control portion through a wire.

Preferably, a through hole which is convenient for the preheating roller to penetrate through is formed in the supporting plate on the right side, a bearing is arranged in the through hole, an outer ring of the bearing is fixedly connected with the surface of the through hole, the right ends of the two rollers penetrate through an inner ring of the bearing and are respectively connected with the output end of the first motor and the output end of the second motor, and the left ends of the two rollers are rotatably connected with the supporting plate on the left side through bearing seats.

Preferably, the supporting plate on the left side is provided with a wire guide hole, and the wire guide hole corresponds to the heating rod in the roller.

Preferably, the roller is made of heat conducting materials, an anti-skid layer is arranged on the outer surface of the roller, and the anti-skid layer is made of the heat conducting materials.

Preferably, the outer surface of the guide roller is provided with anti-slip lines.

Preferably, the first motor, the second motor, the heating rod and the casting machine body are electrically connected with the control part, and the control part is provided with a control button for controlling the first motor, the second motor, the heating rod and the casting machine body to act.

Compared with the prior art, the utility model has the beneficial effects that: through set up the heating rod in two preheating rollers, cooperate the roller that heat conducting material made again, can improve the preheating efficiency of preheating roller to through the cooperation of first motor with second motor and guide roll, be favorable to assisting the rolling of curtain coating membrane, improve the rolling efficiency of curtain coating membrane.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the preheating mechanism according to the present invention;

FIG. 3 is a schematic sectional view showing the structure of the preheating roll in the present invention.

In the figure: 1. a casting machine body; 2. a cooling roll; 3. a support plate; 4. a preheating roller; 5. a guide roller; 6. a control unit; 7. Fixing a bracket; 8. a first motor; 9. a second motor; 10. a roller; 11. the rod is heated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-3, the present invention provides a technical solution: a preheating device for a film product after one-time casting comprises a casting machine body 1, a plurality of cooling rollers 2 and a preheating mechanism, wherein the plurality of cooling rollers 2 are arranged at the output end of the casting machine body 1 at equal intervals, the preheating mechanism is arranged at one end far away from the casting machine body 1 and comprises support plates 3, preheating rollers 4 and guide rollers 5, the number of the support plates 3 is two, the two support plates 3 are rotatably connected with the two preheating rollers 4 and the one guide roller 5, the two preheating rollers 4 are respectively arranged at positions close to the top ends of the support plates 3 and the bottom ends of the support plates 3, and the guide rollers 5 are close to the top ends of the support plates 3 and are positioned on the outer sides of the preheating rollers 4; the right ends of the two preheating rollers 4 penetrate through the right supporting plate 3 and are respectively connected with a first motor 8 and a second motor 9, the first motor 8 and the second motor 9 are fixed on the outer side of the right supporting plate 3 through a fixing support 7, and the outer side of the left supporting plate 3 is provided with a control part 6; preheating roller 4 includes roller 10, roller 10 is provided with heating rod 11 along its axis, heating rod 11 extends along roller 10's axis direction, just heating rod 11's both ends respectively with the inboard fixed connection of two backup pads 3, heating rod 11 left end passes through wire and 6 electric connection of control portion.

Furthermore, the support plate 3 on the right side is provided with a through hole through which the preheating roller 4 can conveniently penetrate, a bearing is arranged in the through hole, the outer ring of the bearing is fixedly connected with the surface of the through hole, the right ends of the two rollers 10 penetrate through the inner ring of the bearing and are respectively connected with the output end of the first motor 8 and the output end of the second motor 9, the left ends of the two rollers 10 are rotatably connected with the support plate 3 on the left side through bearing seats, and the first motor 8 and the second motor 9 synchronously drive the two preheating rollers 4 to rotate.

Furthermore, the left support plate 3 is provided with a wire guide hole, the wire guide hole corresponds to the heating rod 11 in the roller 10, and the wire guide hole is convenient for electrically connecting the heating rod 11 with the control part 6 by adopting a wire.

Further, roller 10 adopts heat conduction material to make, just the surface of roller 10 is provided with the skid resistant course, the skid resistant course adopts heat conduction material to make, adopts heat conduction material preparation roller 10 and skid resistant course, is favorable to improving the heat conduction efficiency who preheats roller 4, and then improves the efficiency of preheating, just the skid resistant course has increased the frictional force between curtain coating film and the preheating roller 4, is convenient for preheat roller 4 and drives the curtain coating film.

Further, the roller 10 is uniformly provided with heat dissipation holes along the circumferential direction, and the heat dissipation holes are beneficial to heat dissipation in the roller 10 and enhance the heat conduction performance of the preheating roller 4.

Further, the surface of guide roll 5 is provided with anti-skidding line, is convenient for adjust the trend of curtain coating membrane through this guide roll 5, and then is convenient for the rolling of curtain coating membrane.

Further, first motor 8, second motor 9, heating rod 11, casting machine body 1 all with control portion 6 electric connection, just be provided with the control button that is used for controlling first motor 8, second motor 9, heating rod 11, the action of casting machine body 1 on the control portion 6.

The working principle is as follows: when the plastic tape casting machine is used, plastic output by the tape casting machine body 1 is cast onto the cooling roller 2 in a sheet shape, the cooling roller 2 cools the plastic to form a cast film, the cooling roller 2 rotates stably to drive the cast film to move, the cast film bypasses the bottom end of the preheating roller 4 at the bottom end of the supporting plate 3 when passing through the preheating mechanism, bypasses the top end of the preheating roller 4 at the top end of the supporting plate 3, and finally bypasses the bottom end of the guide roller 5 to perform winding operation; in this process, the first motor 8 and the second motor 9 synchronously drive the two preheating rollers 4 to rotate, the rotation directions of the two preheating rollers 4 are opposite, so as to drive the casting film wound thereon to move, and meanwhile, the heating rod 11 in the roller 10 heats the roller 10, so that the casting film wound on the preheating rollers 4 is heated, so as to tightly wind the casting film.

It is worth noting that: since the devices matched with the control buttons are common devices, which belong to the existing mature technology, the electrical connection relationship and the specific circuit structure are not described again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The preheating device for the film product after one-time casting is processed is characterized by comprising a casting machine body (1), a plurality of cooling rollers (2) and a preheating mechanism, wherein the plurality of cooling rollers (2) are arranged at the output end of the casting machine body (1) at equal intervals, the preheating mechanism is arranged at one end far away from the casting machine body (1), the preheating mechanism comprises two supporting plates (3), two preheating rollers (4) and two guide rollers (5), the two supporting plates (3) are connected in a rotating mode, the two preheating rollers (4) are respectively arranged at positions close to the top ends of the supporting plates (3) and the bottom ends of the supporting plates (3), and the guide rollers (5) are close to the top ends of the supporting plates (3) and located on the outer sides of the preheating rollers (4); the right ends of the two preheating rollers (4) penetrate through the right supporting plate (3) and are respectively connected with a first motor (8) and a second motor (9), the first motor (8) and the second motor (9) are fixed on the outer side of the right supporting plate (3) through a fixing support (7), and a control part (6) is arranged on the outer side of the left supporting plate (3); preheating roller (4) include roller (10), roller (10) are provided with heating rod (11) along its axis, the axis direction of roller (10) is followed in heating rod (11) extends, just the both ends of heating rod (11) respectively with the inboard fixed connection of two backup pad (3), wire and control portion (6) electric connection are passed through to heating rod (11) left end.

2. A film article processing one-time casting post-preheating apparatus according to claim 1, wherein: the support plate (3) on the right side is provided with a through hole through which the preheating roller (4) can penetrate conveniently, a bearing is arranged in the through hole, the outer ring of the bearing is fixedly connected with the surface of the through hole, the right ends of the two rollers (10) penetrate through the inner ring of the bearing and are respectively connected with the output end of the first motor (8) and the output end of the second motor (9), and the left ends of the two rollers (10) are rotatably connected with the support plate (3) on the left side through bearing seats.

3. A film article processing one-time casting post-preheating apparatus according to claim 1, wherein: the supporting plate (3) on the left side is provided with a wire guide hole which corresponds to the heating rod (11) in the roller (10).

4. A film article processing one-time casting post-preheating apparatus according to claim 1, wherein: the roller (10) is made of heat conducting materials, an anti-skid layer is arranged on the outer surface of the roller (10), the anti-skid layer is made of the heat conducting materials, and the roller (10) and the anti-skid layer are made of the heat conducting materials.

5. A film article processing one-time casting post-preheating apparatus according to claim 1, wherein: the roller (10) is uniformly provided with heat dissipation holes along the circumferential direction.

6. A film article processing one-time casting post-preheating apparatus according to claim 1, wherein: and anti-skid grains are arranged on the outer surface of the guide roller (5).