CN210569788U - Automatic paper tube drying line - Google Patents

Abstract

An automatic paper tube drying line comprises a material rack and a drying room arranged on the right side of the material rack; the materials on the material rack enter a drying room through the transmission of a chain; the drying room is provided with 14 layers, the uppermost layer is provided with a pre-drying layer, the lowermost layer is provided with a cooling layer, and the middle layers between the uppermost layer and the lowermost layer are provided with main drying layers; the outer surface of the drying room is provided with a heat-insulating layer; an air duct is arranged above the lowermost layer of the drying room, a heater and a heating fan are arranged on any one side of the air duct, and a circulating fan is arranged on the other side of the air duct; a heat insulation layer is arranged below the air duct; the utility model has reasonable structure, increases the number of layers of the drying room, reduces the occupied area and improves the working efficiency of the drying room; the drying room is good in structural stability, not prone to deformation, safe, reliable, low in energy consumption and long in service life.

Description

Automatic paper tube drying line

Technical Field

The utility model relates to a field that the paper tube was dried especially relates to an automatic line of drying of paper tube.

Background

The paper tube drying device has the advantages that the paper tube drying is an essential step in the paper tube manufacturing process, the number of layers of the paper tube drying device in the prior art is small, the quantity of paper tubes processed at one time is small, and the working efficiency is low; only the main drying part and the cooling part are included, so that the paper tube is difficult to be heated uniformly, and the quality of the paper tube cannot be guaranteed; in addition, the problems of high energy consumption, low drying efficiency and the like exist.

Disclosure of Invention

The utility model aims at providing an automatic paper tube drying line which has reasonable structure and high working efficiency; the technical problem is solved.

In order to realize the technical purpose, reach foretell technical requirement, the utility model discloses the technical scheme who adopts is: an automatic paper tube drying line comprises a material rack and a drying room arranged on the right side of the material rack; the materials on the material rack enter a drying room through the transmission of a chain; the method is characterized in that: the drying room is provided with 14 layers, the uppermost layer is provided with a pre-drying layer, the lowermost layer is provided with a cooling layer, and the middle layers between the uppermost layer and the lowermost layer are provided with main drying layers; the outer surface of the drying room is provided with a heat-insulating layer; an air duct is arranged above the lowermost layer of the drying room, a heater and a heating fan are arranged on any one side of the air duct, and a circulating fan is arranged on the other side of the air duct; a heat insulation layer is arranged below the air duct.

Preferably: chain wheels are fixed at two ends of the interior of the drying room, and a chain sequentially bypasses the chain wheels to form an S shape; the chain is provided with a supporting plate and a push rod, and the push rod is connected with the chain through a screw and is fixed through welding; the pipe clamping is effectively avoided; the chain wheel is controlled by four servo motors arranged on the right side of the chain wheel, so that the stretching balance and the movement speed balance of each layer of chain are ensured, the service life of the chain is prolonged, and the stable quality of the straight pipe is ensured.

Preferably: the air channels are arranged into 10 groups, the heaters of two adjacent air channels are respectively arranged at two sides of the air channels, the heating fan and the heaters are arranged at the same side, and the circulating fan is arranged at the other side; an air deflector is arranged in the air duct; the hot air is blown oppositely, so that the heat in the drying room reaches a relatively balanced state, the paper tube is heated uniformly, and the effect of gradually balancing and drying is achieved.

Preferably: the top of the heat-insulating layer is provided with a double-layer blockboard, double-layer rock wool is arranged around the heat-insulating layer, and the double-layer rock wool is spliced in a staggered manner; avoid the concatenation gap, the heat preservation effect is better.

The utility model has the advantages that; the utility model provides an automatic line of drying of paper tube, compares with traditional structure: the drying room is provided with a pre-drying layer, a main drying layer and a cooling layer, so that the paper tube is heated more uniformly, and the quality of the paper tube is improved; the heat-insulating layer is arranged outside the drying room, so that the drying speed is increased, and the drying effect is enhanced; a heater and a heating fan are arranged on any one side of the air channel, and a circulating fan is arranged on the other side of the air channel; the hot air can fully play a role, and the temperature of the same layer in the oven is kept uniform; a heat insulation layer is arranged below the air duct, so that the air duct is prevented from being influenced by wind, and the cooling speed is accelerated; the air guide plate is arranged in the air duct, so that the air quantity and the air direction can be adjusted, and the air guide plate is fixed after being adjusted to the optimal position; the utility model has reasonable structure, increases the number of layers of the drying room, reduces the occupied area and improves the working efficiency of the drying room; the drying room is good in structural stability, not prone to deformation, safe, reliable, low in energy consumption and long in service life.

Drawings

FIG. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a bottom view of the air duct of the present invention;

3 FIG. 3 4 3 is 3 a 3 schematic 3 view 3 of 3 the 3 structure 3 A 3- 3 A 3 of 3 FIG. 3 3 3 according 3 to 3 the 3 present 3 invention 3; 3

FIG. 5 is a schematic view of the structure B-B of FIG. 3 according to the present invention;

in the figure: 1. a material rack; 2. a drying room; 3. a heat-insulating layer; 4. an air duct; 5. a heater; 6. a heating fan; 7. a circulating fan; 8. a sprocket; 9. a chain; 10. a push rod; 11. a servo motor; 12. an insulating layer.

Detailed Description

In order to make the object, technical solution and beneficial technical effects of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments;

in the drawings: an automatic paper tube drying line comprises a material rack 1 and a drying room 2 arranged on the right side of the material rack; the material on the material rack 1 enters a drying room 2 through the transmission of a chain; the method is characterized in that: the drying room 2 is provided with 14 layers, the uppermost layer is provided with a pre-drying layer, the lowermost layer is provided with a cooling layer, and the middle layers between the uppermost layer and the lowermost layer are provided with main drying layers; the outer surface of the drying room 2 is provided with a heat-insulating layer 3; an air duct 4 is arranged above the lowermost layer of the drying room 2, a heater 5 and a heating fan 6 are arranged on any one side of the air duct 4, and a circulating fan 7 is arranged on the other side; a heat insulation layer 12 is arranged below the air duct 4.

Chain wheels 8 are fixed at two ends of the interior of the drying room 2, and a chain 9 sequentially rounds the chain wheels 8 to form an S shape; the chain 8 is provided with a supporting plate and a push rod 10, and the push rod 10 is connected with the chain 9 through a screw and is fixed through welding; the chain wheel 8 is controlled by four servo motors 11 arranged on the right side of the chain wheel. The air channels 4 are arranged into 10 groups, the heaters 5 of two adjacent air channels 4 are respectively arranged at two sides of the air channels, the heating fan 6 and the heaters 5 are arranged at the same side, and the circulating fan 7 is arranged at the other side; an air deflector is arranged in the air duct; the top of heat preservation 3 set up to double-deck carpenter's board, adopt double-deck rock wool around the heat preservation 3, and double-deck rock wool dislocation concatenation.

The utility model discloses a concrete implementation: to ensure that the deformation of the chain is minimized at high temperatures throughout the year; the adopted chain is a 16A double-pitch high-strength chain, and all chain plates and chain pins of the chain are subjected to strengthening treatment; the reciprocating chain wheel is a 45-steel customized chain wheel, the tooth surface is subjected to heat treatment, and the service life of the chain wheel is greatly prolonged. Two ends of the steel wire enter the next layer in a concentric circle wrapping manner; the push rods and the support rods are galvanized square tubes, and the lug plates on the two sides are all subjected to die sinking and stamping, so that the center distance of each push rod is consistent, and unnecessary deformation of the push rods due to inaccurate center distance in the operation process is prevented; the stainless steel part is additionally coated on the position of the push rod, which is in contact with the paper tube, in order to prevent the material in contact with the paper tube from damaging the parchment paper on the surface of the paper tube, the stainless steel part is completely opened and stamped, the periphery is completely optimized, and the defects such as flash and the like are avoided; the supporting plate is a 20X 80 customized stainless steel flat square tube, the surface is smooth and has no slag points, and the whole welding part is polished and then polished; the fastener that the push rod and chain link department all adopt the high strength screw to welding process again after the fastening ensures not hard up under the condition of perennial high temperature, effectively avoids the card pipe. The side surface of the heat insulation structure is insulated by adopting double-layer staggered heat insulation, so that the energy consumption is greatly reduced, and the top of the drying room adopts double-layer blockboards, thereby being beneficial to absorbing water vapor in the drying room. The edge of the heat insulation plate is made of stainless steel, so that the appearance is attractive and elegant, and oxidation caused by high temperature and water vapor all the year around is avoided; all fastening rivets are stainless steel rivets.

The heating system adopts 10 multi-pin fin heaters, and each heater is provided with 2 high-temperature fans to ensure that the heaters fully radiate heat; meanwhile, the whole drying room is additionally provided with 10 high-temperature fans to blow hot air in the drying room, so that the heat in the drying room is in a relatively balanced state, the paper tubes are uniformly heated, and the effect of gradually balancing and drying is achieved. The multi-point hot air circulation improves the drying efficiency from bottom to top. The transmission system adopts multi-servo synchronous control and is provided with a hard tooth surface speed reducer, and the transmission system has the advantages of large torque and good control performance, so that the chain keeps stable in the running process. The utility model discloses a drying efficiency reaches 5~15 roots/minute, and complete machine rated power is 28KW, and steam consumption is 500 KG/hour.

The utility model discloses an automatic control system adopts PID temperature control system, and multiple spot collection baking house real-time data carries out real-time analysis data, and reasonable controlled temperature ensures that the baking house temperature is steady, makes the paper tube grammes per square metre even, reduces the energy that every paper tube was dried and is consumed. The transmission adopts a multi-servo synchronous control system, and a high-power hard tooth surface gear reducer is configured, so that the stable operation of the chain can be effectively ensured when the chain is loaded; the servo synchronous control can accurately detect the output condition, the alarm can be stopped when the output condition exceeds a set load, the chain is effectively prevented from being pulled up destructively, and the service life of the whole drying room is prolonged.

The paper tube drying process is integrally and repeatedly designed in a gradient type flat pushing mode, so that the paper tube always keeps rolling in the drying process, and the paper tube is ensured to be dried uniformly and to have good roundness. The whole drying room has 14 layers, and comprises 1 layer of pre-drying, 11 layers of main drying and 1 layer of cooling. The pre-drying is a semi-closed type, firstly, the paper tube is preheated to discharge certain moisture, and then the paper tube enters a closed type main drying; the main drying is divided into an upper layer, a middle layer and a lower layer, the upper layer is a paper tube which enters the main drying from the pre-drying, and a large amount of water is discharged; the middle layer is a paper tube moisture balancing area, the lower layer is a paper tube forming and drying area, the process is gradual, and the ideal gram weight is finally achieved through real-time temperature control; when the paper tube is dried out from the main drying tube, the surface temperature is higher, and then the paper tube enters a cooling layer; and after the cooling area, the paper tube enters a conveying system and enters a paper tube balancing area. The two power transmission modes of the chain wheel and the chain are adopted, the power is transmitted through a plurality of servo motors, and the whole machine can be provided with only one motor and one speed reducer to transmit the power.

The foregoing examples are given for the purpose of illustrating the present invention in a clear and non-restrictive manner, and it will be apparent to those skilled in the art that variations and modifications of the present invention may be made in other variations and modifications based on the foregoing description, and it is not necessary or necessary to exhaustively enumerate all embodiments, and all such variations and modifications as are obvious and desirable in the art are within the scope of the present invention.

Claims (4)

1. An automatic paper tube drying line comprises a material rack (1) and a drying room (2) arranged on the right side of the material rack; materials on the material rack (1) enter the drying room (2) through the transmission of a chain; the method is characterized in that: the drying room (2) is provided with 14 layers, the uppermost layer is provided with a pre-drying layer, the lowermost layer is provided with a cooling layer, and the middle layers between the uppermost layer and the lowermost layer are provided with main drying layers; the outer surface of the drying room (2) is provided with a heat-insulating layer (3); an air duct (4) is arranged above the lowermost layer of the drying room (2), a heater (5) and a heating fan (6) are arranged on any one side of the air duct (4), and a circulating fan (7) is arranged on the other side; a heat insulation layer (12) is arranged below the air duct (4).

2. The automatic paper tube drying line according to claim 1, characterized in that: chain wheels (8) are fixed at two ends of the interior of the drying room (2), and a chain (9) sequentially rounds the chain wheels (8) to form an S shape; the chain (9) is provided with a supporting plate and a push rod (10), and the push rod (10) is connected with the chain (9) through screws and is fixed through welding; the chain wheel (8) is controlled by four servo motors (11) arranged on the right side of the chain wheel.

3. The automatic paper tube drying line according to claim 1, characterized in that: the air channels (4) are arranged into 10 groups, the heaters (5) of two adjacent air channels (4) are respectively arranged at two sides of the air channels, the heating fan (6) and the heaters (5) are arranged at the same side, and the circulating fan (7) is arranged at the other side; an air deflector is arranged in the air duct (4).

4. The automatic paper tube drying line according to claim 1, characterized in that: the top of heat preservation (3) set up to double-deck carpenter's board, adopt double-deck rock wool around heat preservation (3), and double-deck rock wool dislocation concatenation.

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