Heating device of papermaking mesh setting machine

Abstract

The utility model discloses a heating device of a papermaking mesh setting machine, and relates to the technical field of papermaking. Comprising a papermaking net body, the papermaking net body penetrates through a heating box body, a heating assembly and a uniformizing assembly are arranged in the heating box body, the heating assembly comprises rectangular pipes which are symmetrically arranged on the upper portion and the lower portion in the heating box body, and the uniformizing assembly comprises a first rotating vertical rod which is rotationally inserted into the middle of the rectangular pipe located on the upper portion. Through the arrangement of the heating assembly and the uniformizing assembly, the fan is started to ensure that air enters the rectangular pipe from the outside to be heated, the air is discharged from the air guide pipe after being heated, and the rotating motor is started; and the first stirring rod and the second stirring rod are driven by the first chain wheel, the second chain wheel, the first chain and the second chain to uniformly stir the heated air body, so that the air body is sprayed to the top surface and the bottom surface of the papermaking net body more uniformly, the condition of non-uniform heating is not easy to exist, and the heating effect is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of papermaking, in particular to a heating device for a papermaking net setting machine. Background Art

[0002] Papermaking mesh is an accessory on the papermaking machine. It is the most important medium for paper web forming and dehydration on the papermaking machine. Papermaking mesh plays a key role in the quality of paper and is a consumable equipment used for papermaking dehydration in the papermaking industry.

[0003] An existing heating device for a papermaking net setting machine (authorization announcement number: CN217052703U) has the following defects: the above-mentioned device heats the upper and lower surfaces of the papermaking net conveniently through the first heating tube and the second heating tube, but when the first heating tube and the second heating tube heat the papermaking net, the heating temperatures of different parts of the papermaking net by the heating tubes are different, resulting in uneven heating and affecting the heating effect. For this reason, the present utility model is proposed. Utility Model Content

[0004] The utility model aims to provide a heating device for a papermaking mesh setting machine to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heating device for a papermaking net setting machine, comprising a papermaking net body, the papermaking net body passing through a heating box, a heating component and a uniform component are arranged in the heating box, the heating component comprises rectangular tubes symmetrically arranged above and below the interior of the heating box, the uniform component comprises a first rotating vertical rod rotatably inserted in the middle of the rectangular tube located in the upper position, a first sprocket is fixedly mounted on the top end of the first rotating vertical rod, a plurality of first stirring rods are fixedly mounted on the circumference of the bottom end of the first rotating vertical rod, a second rotating vertical rod is rotatably inserted in the middle of the rectangular tube located in the lower position, a plurality of second stirring rods are fixedly mounted on the top end of the second rotating vertical rod, a second sprocket is fixedly mounted on the bottom end of the second rotating vertical rod, and a vertical rod is arranged on the back side of the interior of the heating box.

[0006] Preferably, a side U-shaped fixing plate is sleeved on the middle part of the vertical rod, the side U-shaped fixing plate is fixed to the inner back side of the heating box body, and the vertical rod is rotatably connected to the side U-shaped fixing plate.

[0007] Preferably, a first sprocket is sleeved and fixed on the upper part of the vertical rod, a second sprocket is sleeved and fixed on the lower part of the vertical rod, a first chain is linked between the two first sprockets, and a second chain is linked between the two second sprockets.

[0008] Preferably, a rotating motor is connected to the top of the vertical rod, and the rotating motor is installed on the top surface of the heating box. The heating box is provided with a perforation adapted to the papermaking mesh, and the papermaking mesh passes through the middle position between the two rectangular tubes.

[0009] Preferably, the heating assembly further comprises a plurality of heating tubes arranged inside the rectangular tube, the bottom surface of the rectangular tube at the upper position is evenly and equidistantly connected to a plurality of air ducts, and the top surface of the rectangular tube at the lower position is evenly and equidistantly connected to a plurality of air ducts.

[0010] Preferably, the top surface of the rectangular tube located at the upper position and one side of the bottom surface of the rectangular tube located at the lower position are both connected to an air inlet duct, and fans are provided on the air inlet ducts. Fixing rods are fixed between the four corners of the top surface of the rectangular tube located at the upper position and the heating box body, and fixing rods are fixed between the four corners of the bottom surface of the rectangular tube located at the lower position and the heating box body.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The heating device of the papermaking net setting machine, through the arrangement of a heating component and a uniform component, starts the fan to ensure that the wind enters the rectangular tube from the outside to be heated, and is discharged from the air guide pipe after the heating is completed, and the rotating motor is started, so that the first stirring rod and the second stirring rod are driven by the first sprocket, the second sprocket, the first chain and the second chain to uniformly stir the heated wind, so that the wind is sprayed to the top and bottom surfaces of the papermaking net more uniformly, and uneven heating is less likely to occur, thereby ensuring the heating effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0014] Figure 2 It is the first cross-sectional view of the utility model;

[0015] Figure 3 It is a second cross-sectional view of the utility model;

[0016] Figure 4 It is a three-dimensional structural schematic diagram of a part of the structure of the utility model.

[0017] In the figure: 1, papermaking mesh; 2, heating box; 3, rectangular tube; 301, heating tube; 302, fixed rod; 303, air inlet pipe; 304, fan; 305, air guide pipe; 4, first rotating vertical rod; 401, first sprocket; 402, first stirring rod; 403, second rotating vertical rod; 404, second sprocket; 405, second stirring rod; 5, vertical rod; 501, first chain; 502, second chain; 503, side U-shaped fixing plate. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] During the operation of the papermaking net shaping machine, a heating device is required. The heating device provided by the utility model is specifically used to synchronously and evenly stir the hot air on the top and bottom surfaces of the papermaking net body 1, so that the heating of the papermaking net body 1 is more uniform and the heating efficiency is guaranteed. During the use of this device, it is necessary to carry out inspection and other preparatory work in advance to ensure the normal use of this device.

[0020] like Figure 1-Figure 4 As shown, the utility model provides a technical solution: a heating device for a papermaking net setting machine includes a papermaking net body 1, the papermaking net body 1 passes through a heating box body 2, a heating component and a uniform component are arranged in the heating box body 2, the heating component includes a rectangular tube 3 symmetrically arranged above and below the inside of the heating box body 2, the uniform component includes a first rotating vertical rod 4 rotatably inserted in the middle of the rectangular tube 3 located at the upper position, a first sprocket 401 is fixedly sleeved on the top end of the first rotating vertical rod 4, a plurality of first stirring rods 402 are fixed on the circumference of the bottom end of the first rotating vertical rod 4, and a first stirring rod 402 is fixed on the bottom end of the first rotating vertical rod 4. A second rotating vertical rod 403 is rotatably inserted in the middle of the rectangular tube 3, a plurality of second stirring rods 405 are fixed on the top circumference of the second rotating vertical rod 403, a second sprocket 404 is sleeved and fixed on the bottom end of the second rotating vertical rod 403, a vertical rod 5 is arranged on the back side of the inside of the heating box 2, a side U-shaped fixing plate 503 is sleeved in the middle of the vertical rod 5, the side U-shaped fixing plate 503 is fixed to the back side of the inside of the heating box 2, and the vertical rod 5 is rotatably connected to the side U-shaped fixing plate 503, wherein the papermaking mesh 1 and the heating box 2 are prior art, which ensures the normal function of the setting machine.

[0021] In the embodiment, a first sprocket 401 is fixedly mounted on the upper part of the vertical rod 5, a second sprocket 404 is fixedly mounted on the lower part of the vertical rod 5, a first chain 501 is linked between the two first sprockets 401, a second chain 502 is linked between the two second sprockets 404, a rotating motor is connected to the top of the vertical rod 5, and the rotating motor is installed on the top surface of the heating box 2. A through hole matching the papermaking mesh 1 is opened on the heating box 2, and the papermaking mesh 1 passes through the middle position between the two rectangular tubes 3, wherein the first sprocket 401, the second sprocket 404, the first chain 501 and the second chain 502 are existing technologies, and the rotating motor adopts a servo motor with a self-locking function in the existing technology.

[0022] In an embodiment, the heating assembly also includes a plurality of heating tubes 301 arranged inside the rectangular tube 3, a plurality of air ducts 305 are evenly and equidistantly connected to the bottom surface of the rectangular tube 3 located at an upper position, and a plurality of air ducts 305 are evenly and equidistantly connected to the top surface of the rectangular tube 3 located at a lower position, wherein the heating tube 301 is electrically connected to the device to facilitate controlling the heating tube 301 to perform heating operations at different temperatures.

[0023] In the embodiment, the top surface of the rectangular tube 3 at the upper position and one side of the bottom surface of the rectangular tube 3 at the lower position are both connected with an air inlet duct 303, and a fan 304 is arranged on the air inlet duct 303. A fixing rod 302 is fixed between the four corners of the top surface of the rectangular tube 3 at the upper position and the heating box 2, and a fixing rod 302 is fixed between the four corners of the bottom surface of the rectangular tube 3 at the lower position and the heating box 2. Through the setting of the heating component and the uniform component, the fan 304 is started to ensure that the wind enters the rectangular tube 3 from the outside to be heated, and the heating is completed. The air is then discharged from the air duct 305, and the rotating motor is started, so that the first stirring rod 402 and the second stirring rod 405 are driven by the first sprocket 401, the second sprocket 404, the first chain 501 and the second chain 502 to evenly stir the heated air, so that the air is sprayed to the top and bottom surfaces of the papermaking mesh 1 more evenly, and uneven heating is less likely to occur, thereby ensuring the heating effect. The fan 304 adopts the existing technology to suck the external air into the heating box 2, and the air is discharged from the perforations to a certain extent.

[0024] Working principle: When using this device, the papermaking mesh 1 passes through the interior of the heating box 2, the heating tube 301 is controlled for heating, and the fan 304 is started, so that the external wind is sucked into the interior of the rectangular tube 3 from the air inlet pipe 303, and is heated by the heating tube 301 and then ejected from multiple air guide pipes 305. At the same time, the rotating motor is started, and the rotating motor drives the vertical rod 5 to rotate, so that the first rotating vertical rod 4, the first stirring rod 402, the second rotating vertical rod 403 and the second stirring rod 405 rotate under the action of the first sprocket 401, the second sprocket 404, the first chain 501 and the second chain 502, ensuring that the ejected hot gas is stirred and dispersed evenly to a certain extent, ensuring that the hot gas contacting the papermaking mesh 1 is more uniform, thereby improving the heating efficiency.

[0025] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is limited by the attached embodiments and their equivalents.

Claims

1. A heating device for a papermaking net setting machine, comprising a papermaking net body (1), characterized in that: The papermaking mesh (1) passes through a heating box (2), and a heating component and a uniform component are arranged in the heating box (2). The heating component comprises a rectangular tube (3) symmetrically arranged at the upper and lower parts of the heating box (2), and the uniform component comprises a first rotating vertical rod (4) rotatably inserted in the middle of the rectangular tube (3) located at the upper position, a first sprocket (401) is sleeved and fixed on the top end of the first rotating vertical rod (4), and a plurality of first stirring rods (402) are fixed on the circumference of the bottom end of the first rotating vertical rod (4), a second rotating vertical rod (403) is rotatably inserted in the middle of the rectangular tube (3) located at the lower position, a plurality of second stirring rods (405) are fixed on the top end of the second rotating vertical rod (403), and a second sprocket (404) is sleeved and fixed on the bottom end of the second rotating vertical rod (403), and a vertical rod (5) is arranged on the back side of the heating box (2).

2. The heating device for a papermaking wire setting machine according to claim 1, characterized in that: A side U-shaped fixing plate (503) is sleeved on the middle of the vertical rod (5), the side U-shaped fixing plate (503) is fixed to the inner back side of the heating box (2), and the vertical rod (5) is rotatably connected to the side U-shaped fixing plate (503).

3. The heating device for a papermaking wire setting machine according to claim 2, characterized in that: A first sprocket (401) is sleeved and fixed on the upper part of the vertical rod (5), a second sprocket (404) is sleeved and fixed on the lower part of the vertical rod (5), a first chain (501) is linked between the two first sprockets (401), and a second chain (502) is linked between the two second sprockets (404).

4. The heating device for a papermaking wire setting machine according to claim 3, characterized in that: The top of the vertical rod (5) is connected to a rotating motor, which is installed on the top surface of the heating box (2). The heating box (2) is provided with a perforation adapted to the papermaking mesh (1), and the papermaking mesh (1) passes through the middle position between the two rectangular tubes (3).

5. The heating device for a papermaking wire setting machine according to claim 1, characterized in that: The heating assembly further comprises a plurality of heating tubes (301) arranged inside the rectangular tube (3); the bottom surface of the rectangular tube (3) located at an upper position is evenly and equidistantly connected to a plurality of air guide tubes (305); and the top surface of the rectangular tube (3) located at a lower position is evenly and equidistantly connected to a plurality of air guide tubes (305).

6. The heating device for a papermaking wire setting machine according to claim 5, characterized in that: The top surface of the rectangular tube (3) located at the upper position and one side of the bottom surface of the rectangular tube (3) located at the lower position are both connected to an air inlet pipe (303), and a fan (304) is arranged on the air inlet pipe (303). Fixed rods (302) are fixed between the four corners of the top surface of the rectangular tube (3) located at the upper position and the heating box (2), and fixed rods (302) are fixed between the four corners of the bottom surface of the rectangular tube (3) located at the lower position and the heating box (2).

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