CN219216926U

CN219216926U - Baking hot furnace for producing and processing POF (polyethylene terephthalate) heat-shrinkable film

Info

Publication number: CN219216926U
Application number: CN202223278281.6U
Authority: CN
Inventors: 贾德华; 丁建; 吴磊磊; 张泗喜
Original assignee: Jining Dongchang Packaging Technology Co ltd
Current assignee: Jining Dongchang Packaging Technology Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-06-20
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a baking heat furnace for producing and processing a POF heat shrink film, which relates to the technical field of baking heat furnaces and comprises a furnace body, wherein a baking assembly is arranged on the inner wall of the furnace body and comprises two hollow heating cylinders, two heating wires and a winding assembly, the two heating cylinders are all rotationally arranged in the middle of the inner wall of the furnace body, the two heating wires are respectively spirally paved on the inner walls of the two heating cylinders, connecting rods are fixedly arranged at the two ends of the two heating cylinders, the four connecting rods are respectively rotationally arranged in the middle of the two sides of the inner wall of the furnace body through first bearings, and a first rotating motor is fixedly arranged at the top of one side of the furnace body, so that the baking heat furnace has the beneficial effects that: heating is carried out through the heater strip that sets up in the subassembly of toasting in the rolling, makes heating cylinder heating and POF heat shrinkage film rolling contact and heats and toasts, is convenient for carry out timely quick toasting, influences processing frequency, and is inconvenient for carrying out the rolling and unreels, influences processingquality.

Description

Baking hot furnace for producing and processing POF (polyethylene terephthalate) heat-shrinkable film

Technical Field

The utility model relates to a baking heat furnace, in particular to a baking heat furnace for producing and processing a POF heat shrink film, and belongs to the technical field of baking heat furnaces.

Background

The environment-friendly POF shrink film is short for biaxially oriented polyolefin shrink film, and is a novel environment-friendly shrink film which is most widely used in the world at present and rapidly developed. The product adopts the special process of advanced biaxial stretching three-layer and five-layer fusion co-extrusion. The utility model produces a soft shrink film with high transparency, high shrinkage, high toughness, high heat-sealing performance, static resistance and excellent cold resistance, which is safe and reliable, wherein the application number of the POF heat shrink film baking heat furnace is CN202020612187.1, which is an increasingly mature technology, and the POF heat shrink film baking heat furnace comprises a baking box which is divided into a double-layer structure, an electric heating plate is fixedly arranged between the inner wall and the outer wall of the two sides of the baking box, a turntable is rotatably arranged on the inner bottom end surface of the baking box through a bearing, a servo motor is fixedly arranged on the outer bottom end surface of the baking box, a rotating shaft of the output end of the servo motor is in butt joint with the rotating shaft of the turntable, a plurality of barrier strips are vertically welded on the outer wall surface of the turntable, a plurality of fixing rings are sequentially and fixedly arranged on the inner wall surfaces of the barrier strips from top to bottom, the POF heat shrink film is respectively put on the fixed rings, so that the POF heat shrink film is in an overhead state, at the moment, an electric heating plate is started, a servo motor drives a rotary table, a barrier strip and the fixed rings to rotate together, so that the POF heat shrink film can be heated uniformly, the quality of the POF heat shrink film is improved, the ladle baking kiln disclosed by the application number of CN201320785677.1 comprises a kiln base, at least 1 direct heating furnace mouth and at least 1 waste heat furnace mouth are arranged on the top surface of the kiln base, each direct heating furnace mouth and each waste heat furnace mouth are sequentially communicated through a flue gas channel, the direct heating furnace mouth is positioned at one side of the air inlet end of the flue gas channel, the waste heat furnace mouth is positioned at one side of the air outlet end of the flue gas channel, the direct heating furnace mouth is communicated with a burner through a heat supply pipe, the burner is communicated with an air inlet pipe, one waste heat furnace mouth close to the air outlet end of the flue gas channel is communicated with an exhaust pipe, and an induced draft fan is arranged on the exhaust pipe. A stop valve is arranged on the heat supply pipe. The utility model can effectively reduce the gas consumption of steel enterprises when baking the steel ladle, greatly improve the heat utilization rate of gas combustion, and has the following defects:

however, the existing POF heat-shrinkable film is inconvenient to bake quickly in time in the production process, affects the processing frequency, is inconvenient to wind and unwind, and affects the processing quality.

Disclosure of Invention

The utility model aims to provide a baking heat furnace for producing and processing a POF heat-shrinkable film, which solves the problems that the existing POF heat-shrinkable film provided in the background art is inconvenient to bake quickly in time, affects the processing frequency, is inconvenient to wind and unwind, and affects the processing quality in the production process.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a POF heat shrinkage film production and processing is with toasting hot stove, includes the furnace body, the inner wall of furnace body is equipped with toasts the subassembly, toast the subassembly and include two hollow heating cylinders, two heater strip and rolling subassembly, two the equal rotation of heating cylinder sets up the middle part at the furnace body inner wall, two the heater strip is the inner wall at two heating cylinders is spirally laid respectively, two the both ends of heating cylinder are all fixed and are equipped with the connecting rod, four the connecting rod is all rotated the middle part that sets up in furnace body inner wall both sides respectively through first bearing, the fixed first rotating motor that is equipped with in top of furnace body one side.

Preferably, the output shaft of the first rotating motor is fixedly connected with one of the connecting rods, and the heating plates are fixedly arranged at the top end and the bottom end of the inner wall of the furnace body.

Preferably, the middle parts of the two sides of the furnace body are provided with penetrating sockets.

Preferably, the winding assembly comprises two fixing plates, the two fixing plates are respectively and fixedly arranged at two sides of the furnace body, winding drums are respectively and rotatably arranged at the bottoms of one sides of the two fixing plates, and T-shaped threads are rotatably and alternately arranged in the two winding drums; and (5) a threaded column.

Preferably, one end of each winding drum is fixedly provided with a mounting rod, and one end of each mounting rod is respectively rotatably arranged at the middle part of one side of each fixing plate through a second bearing.

Preferably, a second rotating motor is fixedly arranged on the other side of one of the fixing plates, and output shafts of the two second rotating motors are fixedly connected with one end of one of the mounting rods.

Preferably, supporting legs are fixedly arranged at four corners of the bottom end of the furnace body, an observation window is embedded in the top end of the furnace body, a switch panel is fixedly arranged at one corner of the other side of the furnace body, a heating wire switch, a first rotating motor switch, a heating plate switch and a second rotating motor switch are respectively arranged on the surface of the switch panel, two heating wires are electrically connected with an external power supply through the heating wire switch, and the first rotating motor and the second rotating motor are electrically connected with the external power supply through the first rotating motor switch and the second rotating motor switch respectively, and two heating plates are electrically connected with the external power supply through the heating plate switch.

Compared with the related art, the baking heat furnace for producing and processing the POF heat-shrinkable film has the following beneficial effects:

1. the POF heat-shrinkable film roll and the empty winding drum are respectively sleeved at the middle parts of the two winding drums, the initial ends of the POF heat-shrinkable film roll are inserted out of the insertion holes to be in contact with the empty winding drum after the POF heat-shrinkable film roll and the empty winding drum are fixed through the two threaded columns, one winding drum is driven to rotate and wind through a second rotating motor arranged in the winding assembly, and the heating drum is heated and is contacted with the POF heat-shrinkable film roll to be heated and baked through a heating wire arranged in the baking assembly while the winding is carried out, so that timely and rapid baking is facilitated, the processing frequency is influenced, winding and unreeling are inconvenient, and the processing quality is influenced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic side sectional view of the present utility model;

fig. 4 is a schematic top view of the present utility model.

In the figure: 1. a furnace body; 2. a baking assembly; 21. a heating cylinder; 22. a heating wire; 23. a connecting rod; 24. a first bearing; 25. a first rotating motor; 26. a heating plate; 27. a through socket; 3. a winding assembly; 31. a fixing plate; 32. winding up a winding drum; 33. a threaded column; 34. a mounting rod; 35. a second bearing; 36. a second rotating motor; 4. support legs; 5. an observation window; 6. and a switch panel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-4, the utility model provides a baking heat furnace for producing and processing a POF heat shrink film, which comprises a furnace body 1, wherein a baking assembly 2 is arranged on the inner wall of the furnace body 1, the baking assembly 2 comprises two hollow heating cylinders 21, two heating wires 22 and a winding assembly 3, the two heating cylinders 21 are respectively and rotatably arranged in the middle of the inner wall of the furnace body 1, the two heating wires 22 are respectively and spirally paved on the inner walls of the two heating cylinders 21, connecting rods 23 are respectively and fixedly arranged at the two ends of the two heating cylinders 21, the four connecting rods 23 are respectively and rotatably arranged in the middle of the two sides of the inner wall of the furnace body 1 through first bearings 24, and a first rotating motor 25 is fixedly arranged at the top of one side of the furnace body 1;

an output shaft of the first rotating motor 25 is fixedly connected with one of the connecting rods 23, and heating plates 26 are fixedly arranged at the top end and the bottom end of the inner wall of the furnace body 1;

the middle parts of the two sides of the furnace body 1 are provided with through sockets 27;

support legs 4 are fixedly arranged at four corners of the bottom end of the furnace body 1, an observation window 5 is embedded in the top end of the furnace body 1, a switch panel 6 is fixedly arranged at one corner of the other side of the furnace body 1, a heating wire switch, a first rotating motor switch and a heating plate switch are respectively arranged on the surface of the switch panel 6, two heating wires 22 are electrically connected with an external power supply through the heating wire switch, a first rotating motor 25 is electrically connected with the external power supply through the first rotating motor switch, and two heating plates 26 are electrically connected with the external power supply through the heating plate switch;

specifically, as shown in fig. 1, 2, 3 and 4, the heating wire 22 arranged in the baking assembly 2 is used for heating while winding, so that the heating cylinder 21 is heated and contacts the POF heat-shrinkable film roll for heating and baking, thereby facilitating timely and rapid baking, affecting the processing frequency, being inconvenient for winding and unwinding, and affecting the processing quality.

Example 2:

the winding assembly 3 comprises two fixing plates 31, the two fixing plates 31 are respectively and fixedly arranged on two sides of the furnace body 1, winding drums 32 are respectively and rotatably arranged at the bottoms of one sides of the two fixing plates 31, and T-shaped threads in the two winding drums 32 are rotatably and alternately arranged; a threaded post 33;

one end of each winding cylinder 32 is fixedly provided with a mounting rod 34, and one end of each mounting rod 34 is respectively rotatably arranged in the middle of one side of each fixing plate 31 through a second bearing 35;

the other side of one of the fixing plates 31 is fixedly provided with a second rotating motor 36, and the output shafts of the two second rotating motors 36 are fixedly connected with one end of one of the mounting rods 34;

a switch panel 6 is fixedly arranged at one corner of the other side of the furnace body 1, a second rotary motor switch is arranged on the surface of the switch panel 6, and the second rotary motor 36 is electrically connected with an external power supply through the second rotary motor switch;

specifically, as shown in fig. 1, 2, 3 and 4, the required POF heat-shrinkable film roll and the empty roll are respectively sleeved at the middle parts of the two rolling cylinders 32, the initial ends of the POF heat-shrinkable film rolls are inserted out of the insertion holes to contact with the empty roll 27 after being fixed by the two threaded columns 33, and one rolling cylinder 32 is driven to rotate and roll by a second rotating motor 36 arranged in the rolling assembly 3.

Working principle: when the baking furnace for producing and processing the POF heat-shrinkable film is particularly used, firstly, the baking assembly 2 is placed at a corresponding working position, then, whether all parts of the rolling assembly 3 work normally or not is checked, the baking furnace can be used after the checking is finished, the needed POF heat-shrinkable film roll and the empty winding drum are respectively sleeved at the middle parts of the two rolling drums 32, the initial ends of the POF heat-shrinkable film roll after being fixed are inserted out of the insertion holes to contact with the 27 empty winding drums through the two threaded columns 33, one rolling drum 32 is driven to rotate and roll through the second rotating motor 36 arranged in the rolling assembly 3, and the heating drum 21 is heated to contact with the POF heat-shrinkable film roll to heat and bake at the same time through the heating wire 22 arranged in the baking assembly 2, so that the baking furnace is convenient to timely and fast bake, the processing frequency is influenced, the rolling and the processing quality is not convenient to be influenced.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 utility model provides a POF heat shrinkage film production and processing is with toasting hot stove, includes furnace body (1), its characterized in that, the inner wall of furnace body (1) is equipped with toasts subassembly (2), toast subassembly (2) including two hollow heating cylinder (21), two heater strip (22) and rolling subassembly (3), two the equal rotation of heating cylinder (21) sets up in the middle part of furnace body (1) inner wall, two heater strip (22) spiral respectively lay in the inner wall of two heating cylinders (21), two the both ends of heating cylinder (21) are all fixed and are equipped with connecting rod (23), four connecting rod (23) all rotate the middle part that sets up in furnace body (1) inner wall both sides respectively through first bearing (24), the fixed first rotating electric machine (25) that is equipped with in top of furnace body (1) one side.

2. The baking furnace for producing and processing the POF heat-shrinkable film according to claim 1, wherein: the output shaft of the first rotating motor (25) is fixedly connected with one of the connecting rods (23), and heating plates (26) are fixedly arranged at the top end and the bottom end of the inner wall of the furnace body (1).

3. The baking furnace for producing and processing the POF heat-shrinkable film according to claim 1, wherein: the middle parts of the two sides of the furnace body (1) are provided with penetrating sockets (27).

4. The baking furnace for producing and processing the POF heat-shrinkable film according to claim 2, wherein: the winding assembly (3) comprises two fixing plates (31), the two fixing plates (31) are respectively and fixedly arranged at two sides of the furnace body (1), winding drums (32) are respectively and rotatably arranged at the bottoms of one sides of the two fixing plates (31), and T-shaped threads in the two winding drums (32) are rotatably and alternately arranged; a threaded post (33).

5. The baking furnace for producing and processing the POF heat-shrinkable film according to claim 4, wherein: one end of each winding cylinder (32) is fixedly provided with a mounting rod (34), and one end of each mounting rod (34) is respectively rotatably arranged in the middle of one side of each fixing plate (31) through a second bearing (35).

6. The baking furnace for producing and processing the POF heat-shrinkable film according to claim 5, wherein: the other side of one of the fixing plates (31) is fixedly provided with a second rotating motor (36), and the output shafts of the two second rotating motors (36) are fixedly connected with one end of one of the mounting rods (34).

7. The baking furnace for producing and processing the POF heat-shrinkable film according to claim 6, wherein: supporting legs (4) are fixedly arranged at four corners of the bottom end of the furnace body (1), an observation window (5) is embedded in the top end of the furnace body (1), a switch panel (6) is fixedly arranged at one corner of the other side of the furnace body (1), a heating wire switch, a first rotating motor switch, a heating plate switch and a second rotating motor switch are respectively arranged on the surface of the switch panel (6), two heating wires (22) are electrically connected with an external power supply through the heating wire switches, and a first rotating motor (25) and a second rotating motor (36) are electrically connected with the external power supply through the first rotating motor switch and the second rotating motor switch respectively, and two heating plates (26) are electrically connected with the external power supply through the heating plate switches.