Drying furnace of automatic spraying production line

Abstract

The utility model discloses a drying furnace of an automatic spraying production line, which comprises a drying furnace body, a fan base is arranged on one side of the drying furnace body, an outdoor high-temperature-resistant fan is fixedly mounted at the top end of the fan base, the drying furnace body comprises a portal frame and a furnace shell, and one side of the portal frame is fixedly connected with one side of the furnace shell. According to the drying furnace of the automatic spraying production line, the outdoor high-temperature-resistant draught fan, the centrifugal draught fan and the heating machine shell are arranged, the outdoor high-temperature-resistant draught fan transmits low-temperature gas into the drying furnace through the refrigerator, and the high-temperature-resistant draught fan transmits the low-temperature gas into the drying furnace through the centrifugal draught fan; the cooling time of the drying furnace after use is shortened, the heating machine shell extracts gas in the drying furnace through the backflow pipeline, the gas is heated through the heating core rod and then conveyed into the drying furnace through the centrifugal fan, the gas heating time is shortened, the drying furnace can conveniently and rapidly reach the preset temperature, and the product drying efficiency of the drying furnace is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to spraying production line technical field, concretely is a kind of drying furnace of automatic spraying production line. BACKGROUND

[0002] The automatic spraying production line is an automatic spraying production equipment, generally consisting of pretreatment equipment, conveying equipment, automatic spraying equipment and drying furnace equipment, for spraying coating or protective film on products uniformly, to reduce manual intervention and improve production efficiency by combining intelligent robot automatic spraying and automatic conveying equipment, the working principle of automatic spraying production line is to move workpiece by conveying device at certain speed and direction, move workpiece to corresponding process flow designated place by conveying device, when workpiece passes through automatic spraying device, spray gun will automatically detect workpiece, and accurate spraying is carried out according to angle set by computer program, uniformity of coating and stability of product quality can be guaranteed;The operation core of whole spraying production line is to calculate and set by mutual cooperation of line speed of conveying system and spraying time of each process to complete single workpiece.

[0003] However, the traditional drying furnace has the following shortcomings:

[0004] During the process of drying products in traditional drying furnace, the temperature of drying furnace itself is too high, if product in drying furnace needs to be taken out, it needs to wait until the temperature of drying furnace itself cools down to natural temperature, the waiting time is long, and the drying efficiency of drying furnace is reduced. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of drying furnace of automatic spraying production line, to solve the problem that the temperature of drying furnace itself is too high during the process of drying products in traditional drying furnace, if product in drying furnace needs to be taken out, it needs to wait until the temperature of drying furnace itself cools down to natural temperature, the waiting time is long, and the drying efficiency of drying furnace is reduced.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: an automatic spraying production line's drying furnace, including drying furnace body, one side of drying furnace body is equipped with fan base, the top of fan base is fixedly installed with outdoor high temperature fan, drying furnace body includes gantry and furnace shell, one side of gantry is fixedly connected with one side of furnace shell, the other side of furnace shell is hinged with two pneumatic furnace doors, the top of gantry is fixedly installed with slide rail, the surface of slide rail is fixedly installed with a plurality of positioning wheel, one side of slide rail is installed with a plurality of mounting pieces, the bottom of a plurality of mounting pieces is installed with drying cover, the bottom of furnace shell inner wall is fixedly installed with gas outlet cover, the filter screen frame of gas outlet cover outside is fixedly installed on the furnace shell, one side of gantry is equipped with warming machine shell, one side of warming machine shell is equipped with centrifugal fan.

[0007] Preferably, the two pneumatic furnace doors each include a furnace door body and four positioning casters, the four corners of the bottom of the furnace door body are fixedly connected with the top of the four positioning casters, one side of the furnace door body is rotatably connected with a push cylinder, the push cylinder performs extension and deflection movement, the push cylinder pushes the furnace door body from one side, the furnace door body is angularly deflected relative to the furnace shell, and the positioning casters slide relative to the ground during the deflection of the furnace door body.

[0008] Preferably, the fixed ends of the two push cylinders are rotatably connected with the side of the furnace shell opposite to the other side, one end of each of the two furnace door bodies is hingedly connected with the side of the furnace shell opposite to the other side, and the pneumatic furnace door is installed on the furnace shell through the push cylinder and the furnace door body.

[0009] Preferably, a plurality of heating core rods are fixedly installed in the warming machine shell, a heat preservation plate is fixedly installed on the inner wall of the warming machine shell, an extraction pipeline extending into the warming machine shell is fixedly communicated with the air inlet of the centrifugal fan, an injection pipeline extending into the inside of the drying cover is fixedly communicated with the air outlet of the centrifugal fan, a backflow pipeline is fixedly communicated with the surface of the furnace shell, one end of the backflow pipeline away from the furnace shell is fixedly communicated with the side of the warming machine shell opposite to the other side, the heating core rods are started after being electrified, the temperature of the heating core rods is increased, the heating core rods heat the gas in the warming machine shell, the centrifugal fan is started after being electrified, the centrifugal fan extracts the high-temperature gas in the warming machine shell through the extraction pipeline, the extracted gas is injected into the drying cover through the injection pipeline, the drying cover sprays the high-temperature gas, the high-temperature gas is sprayed after being intercepted and purified by the filter screen frame, and the gas in the furnace shell is backflowed to the warming machine shell through the backflow pipeline for secondary heating.

[0010] Preferably, the plurality of mounting members each comprise a sliding block and an assembly frame, the bottom end of the sliding block is fixedly connected with the top end of the assembly frame, the bottom end of the assembly frame is fixedly connected with the top end of the I-shaped steel, the bottom end of the I-shaped steel is provided with a length rope, the plurality of sliding blocks are slidably connected with the slide rails, the plurality of length ropes are respectively connected with the opposite sides of the furnace shell, and the sliding blocks slide along the slide rails to adjust the position of the furnace shell.

[0011] Preferably, the surface of the positioning hanging wheel is connected with a connecting rope, the bottom end of the connecting rope is fixedly provided with a weight type tensioner, the weight type tensioner achieves the function of tensioning the plurality of mounting members by using the lever principle, pressing the tile box with the shaft by the counterweight box and downwardly weighting.

[0012] Preferably, the surface of the outdoor high-temperature-resistant fan is fixedly provided with a filter screen, the inside of the outdoor high-temperature-resistant fan is fixedly provided with a refrigerator, the gas outlet of the outdoor high-temperature-resistant fan is fixedly communicated with a conveying pipeline extending into the inside of the drying furnace body, the gas inlet of the outdoor high-temperature-resistant fan is fixedly communicated with a connecting pipeline extending into the inside of the drying furnace body, the middle part of the conveying pipeline and the middle part of the connecting pipeline are fixedly provided with back pressure valves, the high-temperature gas in the drying furnace body is conveyed into the outdoor high-temperature-resistant fan through the connecting pipeline, the refrigerator in the outdoor high-temperature-resistant fan is started after being powered on, the refrigerator cools the gas, and the low-temperature gas is conveyed into the outdoor high-temperature-resistant fan after impurities are intercepted by the filter screen, and the low-temperature gas is conveyed into the drying furnace body through the conveying pipeline to cool and radiate the drying furnace body.

[0013] Compared with the prior art, the outdoor high-temperature-resistant fan, the centrifugal fan and the heating machine shell are arranged, the outdoor high-temperature-resistant fan conveys the low-temperature gas into the drying furnace through the refrigerator, the cooling time of the drying furnace after use is shortened, the gas in the drying furnace is heated by the heating core rod through the backflow pipeline after being extracted by the heating machine shell, and then the gas is conveyed into the drying furnace through the centrifugal fan, the gas heating time is reduced, the drying furnace quickly reaches the preset temperature, and the drying efficiency of the drying furnace on products is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a use state diagram of the utility model;

[0015] Figure 2 It is an elevation view of the utility model;

[0016] Figure 3 It is a connection diagram of the pneumatic furnace door and the furnace shell of the utility model;

[0017] Figure 4 It is a sectional use diagram of the utility model.

[0018] In the figure: 1, drying furnace body; 101, gantry; 102, mounting; 1021, sliding block; 1022, assembly frame; 1023, I-shaped steel; 1024, length rope; 103, pneumatic furnace door; 1031, furnace door body; 1032, push cylinder; 1033, positioning caster; 104, positioning hanging wheel; 105, connecting rope; 106, heavy hammer type tensioner; 107, furnace shell; 108, sliding rail; 109, drying cover; 110, filter screen frame; 111, air outlet cover; 112, warming machine shell; 113, heating core rod; 114, heat preservation plate; 115, backflow pipeline; 116, centrifugal fan; 117, injection pipeline; 2, backdraft valve; 3, fan base; 4, outdoor high-temperature-resistant fan; 5, conveying pipeline; 6, refrigeration device; 7, filter screen; 8, connecting pipeline. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0020] Please refer to Figures 1-4 The utility model provides a kind of drying furnace of automatic spraying production line, including drying furnace body 1, one side of drying furnace body 1 is equipped with fan base 3, and the top of fan base 3 is fixedly installed with outdoor high-temperature-resistant fan 4, drying furnace body 1 includes gantry 101 and furnace shell 107, and one side of gantry 101 is fixedly connected with one side of furnace shell 107, and two pneumatic furnace doors 103 are hinged to the other side of furnace shell 107, and the top of gantry 101 is fixedly installed with sliding rail 108, and the surface of sliding rail 108 is fixedly installed with a plurality of positioning hanging wheels 104, and the side of sliding rail 108 is installed with a plurality of mounting 102, and the bottom of a plurality of mounting 102 is installed with drying cover 109, and the bottom of furnace shell 107 inner wall is fixedly installed with air outlet cover 111, and furnace shell 107 is fixedly installed with filter screen frame 110 located at the outside of air outlet cover 111, and one side of gantry 101 is equipped with warming machine shell 112, and one side of warming machine shell 112 is equipped with centrifugal fan 116.

[0021] Two pneumatic furnace doors 103 all include furnace door body 1031 and four positioning casters 1033, and the bottom of furnace door body 1031 four corners is fixedly connected with the top of four positioning casters 1033, and one side of furnace door body 1031 is rotatably connected with push cylinder 1032, and push cylinder 1032 carries out telescopic and deflection movement, and push cylinder 1032 pushes furnace door body 1031 from one side, and furnace door body 1031 occurs angular deflection relative to furnace shell 107, and positioning caster 1033 appears sliding relative to ground in the process of deflection of furnace door body 1031.

[0022] The fixed ends of the two push cylinders 1032 are rotationally connected to the side of the furnace shell 107 opposite to the other side, one end of the two furnace door bodies 1031 is hingedly connected to the side of the furnace shell 107 opposite to the other side, and the pneumatic furnace door 103 is installed on the furnace shell 107 through the push cylinder 1032 and the furnace door body 1031.

[0023] A plurality of heating core rods 113 are fixedly installed in the inside of the warming machine shell 112, a heat preservation plate 114 is fixedly installed on the inner wall of the warming machine shell 112, the air inlet of the centrifugal fan 116 is fixedly communicated with the extraction pipeline extending into the warming machine shell 112, the air outlet of the centrifugal fan 116 is fixedly communicated with the injection pipeline 117 extending into the inside of the drying cover 109, the surface of the furnace shell 107 is fixedly communicated with the backflow pipeline 115, one end of the backflow pipeline 115 away from the furnace shell 107 is fixedly communicated with the side of the warming machine shell 112 opposite to the other side, the heating core rod 113 is started after being electrified, the temperature of the heating core rod 113 is increased, the heating core rod 113 heats the gas in the warming machine shell 112, the centrifugal fan 116 is started after being electrified, the centrifugal fan 116 extracts the high-temperature gas in the warming machine shell 112 through the extraction pipeline, the extracted gas is injected into the drying cover 109 through the injection pipeline 117, the drying cover 109 sprays the high-temperature gas, and the high-temperature gas is sprayed after being intercepted and purified by the filter screen frame 110, and the gas in the furnace shell 107 is backflowed to the warming machine shell 112 through the backflow pipeline 115 for secondary heating.

[0024] The plurality of mounting pieces 102 each include a sliding block 1021 and an assembly frame 1022, the bottom end of the sliding block 1021 is fixedly connected to the top end of the assembly frame 1022, the bottom end of the assembly frame 1022 is fixedly connected to the top end of the I-shaped steel 1023, the bottom end of the I-shaped steel 1023 is installed with a length rope 1024, the plurality of sliding blocks 1021 are slidingly connected with the slide rail 108, the plurality of length ropes 1024 are respectively connected with the sides of the plurality of furnace shells 107 opposite to the other sides, the sliding block 1021 slides along the slide rail 108, and the position of the furnace shell 107 is adjusted.

[0025] The surface of one of the positioning hanging wheels 104 is connected with a connecting rope 105, the bottom end of the connecting rope 105 is fixedly installed with a weight type tensioner 106, the weight type tensioner 106 achieves the function of tensioning the plurality of mounting pieces 102 by using the lever principle, by the counterweight box pressing the tile box with the shaft to the weight, and by the weight.

[0026] The surface of the outdoor high-temperature-resistant fan 4 is fixedly installed with a filter screen 7, the inside of the outdoor high-temperature-resistant fan 4 is fixedly installed with a refrigerating device 6, the gas outlet of the outdoor high-temperature-resistant fan 4 is fixedly communicated with a conveying pipeline 5 extending into the inside of the drying oven body 1, the gas inlet of the outdoor high-temperature-resistant fan 4 is fixedly communicated with a connecting pipeline 8 extending into the inside of the drying oven body 1, the middle part of the conveying pipeline 5 and the middle part of the connecting pipeline 8 are both fixedly installed with a backdraft valve 2, the high-temperature gas in the drying oven body 1 is conveyed into the outdoor high-temperature-resistant fan 4 through the connecting pipeline 8, the refrigerating device 6 in the outdoor high-temperature-resistant fan 4 is started after being electrified, the refrigerating device 6 cools the gas, and the low-temperature gas in the external environment is conveyed into the outdoor high-temperature-resistant fan 4 after impurities are intercepted by the filter screen 7, the low-temperature gas is conveyed into the drying oven body 1 through the conveying pipeline 5, and the drying oven body 1 is cooled.

[0027] In use, the heating core rod 113 is started after being electrified, the temperature of the heating core rod 113 is increased, the heating core rod 113 heats the gas in the heating shell 112, the centrifugal fan 116 is started after being electrified, the centrifugal fan 116 extracts the high-temperature gas in the heating shell 112 through the extraction pipeline, the extracted gas is injected into the drying cover 109 through the injection pipeline 117, the drying cover 109 sprays the high-temperature gas, the high-temperature gas is sprayed after impurities are intercepted and purified by the filter screen frame 110, the gas in the furnace shell 107 is returned to the heating shell 112 through the return pipeline 115 for secondary heating, the sliding block 1021 slides along the slide rail 108 to adjust the position of the furnace shell 107, the drying oven body 1 dries the product, the gas in the drying oven body 1 is conveyed into the outdoor high-temperature-resistant fan 4 through the connecting pipeline 8, the refrigerating device 6 in the outdoor high-temperature-resistant fan 4 is started after being electrified, the refrigerating device 6 cools the gas, and the low-temperature gas in the external environment is conveyed into the outdoor high-temperature-resistant fan 4 after impurities are intercepted by the filter screen 7, the low-temperature gas is conveyed into the drying oven body 1 through the conveying pipeline 5 to cool the drying oven body 1.

[0028] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An oven for an automated spray production line, comprising an oven body (1), characterized in that: The side of the drying furnace body (1) is provided with a fan base (3), the top end of the fan base (3) is fixedly installed with an outdoor high-temperature-resistant fan (4), the drying furnace body (1) comprises a portal frame (101) and a furnace shell (107), one side of the portal frame (101) is fixedly connected with one side of the furnace shell (107), the other side of the furnace shell (107) is hingedly connected with two pneumatic furnace doors (103), the top end of the portal frame (101) is fixedly installed with a sliding rail (108), the surface of the sliding rail (108) is fixedly installed with a plurality of positioning hanging wheels (104), one side of the sliding rail (108) is installed with a plurality of mounting pieces (102), the bottom end of each of the plurality of mounting pieces (102) is installed with a drying cover (109), the bottom end of the inner wall of the furnace shell (107) is fixedly installed with an air outlet cover (111), the furnace shell (107) is fixedly installed with a filter screen frame (110) located outside the air outlet cover (111), one side of the portal frame (101) is provided with a warming machine shell (112), one side of the warming machine shell (112) is provided with a centrifugal fan (116).

2. The oven for an automated spray line according to claim 1, characterized in that: Both the two pneumatic furnace doors (103) comprise a furnace door body (1031) and four positioning caster wheels (1033), the bottom end of the four corners of the furnace door body (1031) is fixedly connected with the top end of the four positioning caster wheels (1033), and one side of the furnace door body (1031) is rotatably connected with a push cylinder (1032).

3. An oven for an automated spray line according to claim 2, characterized in that: The fixed end of both the two push cylinders (1032) is rotatably connected with the side of the furnace shell (107) opposite to each other, and one end of both the two furnace door bodies (1031) is hingedly connected with the side of the furnace shell (107) opposite to each other.

4. The oven for an automated spray line according to claim 1, wherein: The inside of the warming machine shell (112) is fixedly installed with a plurality of heating core rods (113), the inner wall of the warming machine shell (112) is fixedly installed with a heat preservation plate (114), the air inlet of the centrifugal fan (116) is fixedly and continuously communicated with a suction pipeline extending into the warming machine shell (112), the air outlet of the centrifugal fan (116) is fixedly and continuously communicated with an injection pipeline (117) extending into the inside of the drying cover (109), the surface of the furnace shell (107) is fixedly and continuously communicated with a backflow pipeline (115), and the end of the backflow pipeline (115) away from the furnace shell (107) is fixedly and continuously communicated with the side of the warming machine shell (112) opposite to each other.

5. The oven for an automated spray line according to claim 1, wherein: Each of the plurality of mounting pieces (102) comprises a sliding block (1021) and an assembly frame (1022), the bottom end of the sliding block (1021) is fixedly connected with the top end of the assembly frame (1022), the bottom end of the assembly frame (1022) is fixedly connected with the top end of an I-shaped steel (1023), the bottom end of the I-shaped steel (1023) is installed with a length rope (1024), each of the plurality of sliding blocks (1021) is slidably connected with the sliding rail (108), and each of the plurality of length ropes (1024) is connected with the side of the furnace shell (107) opposite to each other.

6. The oven for an automated spray line according to claim 1, wherein: One of the positioning hanging wheels (104) is connected with a connecting rope (105), and the bottom end of the connecting rope (105) is fixedly installed with a heavy hammer type tensioner (106).

7. The oven for an automated spray line according to claim 1, wherein: The surface of the outdoor high-temperature-resistant fan (4) is fixedly installed with a filter screen (7), the inside of the outdoor high-temperature-resistant fan (4) is fixedly installed with a refrigerating device (6), the air outlet of the outdoor high-temperature-resistant fan (4) is fixedly communicated with a conveying pipeline (5) extending into the inside of the drying oven body (1), the air inlet of the outdoor high-temperature-resistant fan (4) is fixedly communicated with a connecting pipeline (8) extending into the inside of the drying oven body (1), and the middle part of the conveying pipeline (5) and the middle part of the connecting pipeline (8) are both fixedly installed with a headwind valve (2).

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