CN112357653B

CN112357653B - Sheet metal winding and conveying device with anticorrosive paint spraying mechanism

Info

Publication number: CN112357653B
Application number: CN202110032478.2A
Authority: CN
Inventors: 王昕渝; 冯丽娟; 张姗姗; 杨志勇; 何志欣; 杨一亮; 刘子龙
Original assignee: Weifang University of Science and Technology
Current assignee: Weifang University of Science and Technology
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-04-23
Anticipated expiration: 2041-01-12
Also published as: CN112357653A

Abstract

The invention relates to the technical field of thin plate spraying and conveying, and provides a metal thin plate winding and conveying device with an anticorrosive paint spraying mechanism, which comprises two plate winding mechanisms, wherein one plate winding mechanism is a plate unwinding and winding mechanism, and the other plate winding mechanism is a plate winding and winding mechanism; the metal sheet is led out from the unreeling and reeling mechanism and is wound into the reeling and reeling mechanism; also comprises a coating mixing and spraying mechanism. Therefore, two plate rolling mechanisms are arranged, one plate is rolled and the other plate is uncoiled; two surfaces of the metal sheet are respectively lapped on the first rotary drum and the second rotary drum, and spraying pipes are arranged below the two rotary drums; the formation of the corrosion protection coating on both sides is achieved during the transport of the metal sheet and is finally wound into a roll. The invention has simple structure, small occupied area, low equipment cost and operation cost, effectively improves the operation efficiency and reduces the operation cost.

Description

Sheet metal winding and conveying device with anticorrosive paint spraying mechanism

Technical Field

The invention belongs to the technical field of thin plate spraying and conveying, and particularly relates to a metal thin plate winding and conveying device with an anticorrosive paint spraying mechanism.

Background

The metal section or plate usually adopts the mode of spraying anticorrosive coating to prolong life.

For sheet metal, it is typically wound into rolls for placement or shipping. In the anticorrosion treatment, special equipment is usually adopted to open the plate roll, then the spraying or dip coating operation is completed, and then the plate roll is wound into a roll again. The processing equipment has large specification, occupies larger space and consumes more coatings; and the treatment efficiency is low and the production cost is high.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

Disclosure of Invention

Aiming at the defects, the invention aims to provide a metal sheet winding and conveying device with an anticorrosive paint spraying mechanism, which is characterized in that two plate winding mechanisms are arranged, one for unwinding and one for winding; two surfaces of the metal sheet are respectively lapped on the first rotary drum and the second rotary drum, and spraying pipes are arranged below the two rotary drums; the formation of the corrosion protection coating on both sides is achieved during the transport of the metal sheet and is finally wound into a roll. The invention has simple structure, small occupied area, low equipment cost and operation cost, effectively improves the operation efficiency and reduces the operation cost.

In order to achieve the purpose, the invention provides a metal sheet winding and conveying device with an anticorrosive paint spraying mechanism, which comprises two plate rolling mechanisms, wherein one plate rolling mechanism is a plate unwinding and rolling mechanism, and the other plate rolling mechanism is a plate winding and rolling mechanism; the metal sheet is led out from the unreeling and reeling mechanism and is wound into the reeling and reeling mechanism; also comprises a coating mixing and spraying mechanism.

The metal sheet is also sequentially overlapped with the first rotating drum and the second rotating drum; the first rotating drum and the second rotating drum are opposite in rotating direction, and are respectively jointed and overlapped with two surfaces of the metal sheet; the first rotating drum and the second rotating drum are respectively connected with a coil releasing and rolling mechanism and a coil rolling mechanism; the first rotating drum and the second rotating drum are both of a hollow structure, and heating wires which are spirally arranged are arranged on the inner walls of the two rotating drums.

A tension roller is arranged between the first rotary drum and the second rotary drum; and a reversing roller is arranged above the second rotary drum and is connected with the plate rolling mechanism.

The coating mixes system and spouts mechanism includes the compounding jar, be equipped with the agitator in the compounding jar, the top of compounding jar is equipped with the feeder hopper.

Two material suction pipes are arranged in the material mixing tank, and each material suction pipe is connected with a spraying pipe; the two spraying pipes are respectively arranged below the first rotary drum and the second rotary drum and are respectively used for spraying two surfaces of the metal sheet; an air inlet branch pipe for introducing compressed air is arranged on the pipe body of the spraying pipe, and the included angle between the spraying pipe and the air inlet branch pipe is 15-25 degrees; the spraying pipe is also connected with a transverse pipe, and a plurality of nozzles are arranged on the transverse pipe; the nozzle is inclined upwards and forms an included angle of 5-10 degrees with the vertical direction.

The plate rolling mechanism comprises a bottom box, two roller supporting columns are arranged on the bottom box in parallel, and a roller is erected between the two roller supporting columns; the winding roller rotates to wind the metal sheet to form a plate coil.

The bottom box is provided with an inner cavity, and a main sleeve and an auxiliary sleeve which are communicated with the inner cavity; the main sleeve is movably sleeved with the winding roller support, and the auxiliary sleeve is movably sleeved with the top roller support; the upper end of the top roller support is connected with a top roller frame, and a rotatable top roller is arranged on the top roller frame.

A certain amount of hydraulic oil is placed in the inner cavity of the bottom box in advance, the winding roller support column descends under the action of gravity, and meanwhile, the top roller support column ascends, so that the top roller is pressed on the plate coil; along with the rolling or unreeling of the plate roll, the top roller correspondingly descends or ascends, and then the rolling roller supporting column is driven to correspondingly ascend or descend, so that the top roller is always tightly pressed on the plate roll.

According to the metal sheet winding and conveying device with the anticorrosive paint spraying mechanism, the tensioning roller is also arranged between the reversing roller and the rolling and rolling mechanism.

According to the metal sheet winding and conveying device with the anticorrosive paint spraying mechanism, the filter screen is arranged in the feed hopper.

According to the metal sheet winding and conveying device with the anticorrosive paint spraying mechanism, the included angle between the spraying pipe and the air inlet branch pipe is 20 degrees or 21 degrees.

According to the metal sheet winding and conveying device with the anticorrosive paint spraying mechanism, the nozzles on the transverse pipes are arranged at equal intervals.

According to the metal sheet winding and conveying device with the anticorrosive paint spraying mechanism, the nozzle is provided with the liquid outlet.

According to the metal sheet winding and conveying device with the anticorrosive paint spraying mechanism, a material receiving box is respectively arranged below the first rotary drum and the second rotary drum.

According to the metal sheet winding and conveying device with the anticorrosive paint spraying mechanism, the number of the top roller supporting columns is at least two.

According to the metal sheet winding and conveying device with the anticorrosive paint spraying mechanism, the bottom box is further provided with two guide wheels.

The invention aims to provide a metal sheet winding and conveying device with an anticorrosive paint spraying mechanism, which is characterized in that two rolling plate mechanisms are arranged, one is used for unwinding and the other is used for winding; two surfaces of the metal sheet are respectively lapped on the first rotary drum and the second rotary drum, and spraying pipes are arranged below the two rotary drums; the formation of the corrosion protection coating on both sides is achieved during the transport of the metal sheet and is finally wound into a roll. The invention has simple structure, small occupied area, low equipment cost and operation cost, effectively improves the operation efficiency and reduces the operation cost.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic diagram of the construction of the mixing bowl of fig. 1.

Fig. 3 is a schematic view of the structure in the direction a in fig. 2.

Fig. 4 is a schematic structural view of the roll-up mechanism in fig. 1.

Fig. 5 is a schematic view of the structure in the direction B in fig. 4.

In the figure: 1-a material mixing tank, 11-a material receiving box, 12-a material suction pipe and 13-a feed hopper; 2-spraying pipe, 21-air inlet branch pipe, 22-horizontal pipe, 23-nozzle, 24-liquid outlet; 3-plate rolling mechanism, 31-bottom box, 32-rolling roller, 33-rolling roller support, 34-guide wheel, 35-main sleeve, 36-auxiliary sleeve, 37-top roller support, 38-top roller and 39-top roller frame; 4-first drum, 41-second drum, 42-reversing roll, 43-tensioning roll; 100-sheet metal, 200-coil.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Referring to fig. 1, the invention provides a metal sheet winding and conveying device with an anticorrosive paint spraying mechanism, which comprises two plate rolling mechanisms 3, wherein one plate rolling mechanism 3 is a plate unwinding and rolling mechanism, and the other plate rolling mechanism 3 is a plate winding and rolling mechanism; the metal sheet 100 is led out from the unwinding and winding mechanism and wound into the winding mechanism.

The sheet metal 100 also overlaps the first drum 4 and the second drum 41 in sequence; the turning directions of the first rotating drum 4 and the second rotating drum 41 are opposite, and the first rotating drum 4 and the second rotating drum 41 are respectively in butt joint with two surfaces of the metal sheet 100; the first drum 4 and the second drum 41 are respectively connected with a unreeling and reeling mechanism and a reeling and reeling mechanism.

A tension roller 43 is arranged between the first drum 4 and the second drum 41; a reversing roller 42 is arranged above the second rotary drum 41, and the reversing roller 42 is connected with a plate winding mechanism; preferably, a tension roller 43 is also arranged between the reversing roller 42 and the rolling plate mechanism.

The invention also comprises a coating mixing and spraying mechanism, and with reference to fig. 2, the coating mixing and spraying mechanism comprises a mixing tank 1, a stirrer is arranged in the mixing tank 1, and the top of the mixing tank 1 is provided with a feed hopper 13; preferably, a filter screen is arranged in the feed hopper 13; for filtering impurities in the raw material.

Two material suction pipes 12 are arranged in the mixing tank 1, and each material suction pipe 12 is connected with one spraying pipe 2; the two spraying pipes 2 are respectively arranged below the first rotary drum 4 and the second rotary drum 41 and are respectively used for spraying two surfaces of the metal sheet 100; an air inlet branch pipe 21 for introducing compressed air is arranged on the pipe body of the spraying pipe 2, and the included angle between the spraying pipe 2 and the air inlet branch pipe 21 is 15-25 degrees, preferably 20 degrees or 21 degrees.

Referring to fig. 3, the spray pipe 2 is further connected with a transverse pipe 22, and a plurality of nozzles 23 are arranged on the transverse pipe 22; preferably, the nozzles 23 on the cross tube 22 are equally spaced to provide a uniform coating on the metal sheet 100. The compressed air draws the coating material out of the mixing bowl 1 through the inlet manifold 21 and finally out through the nozzles 23.

Preferably, the nozzle 23 is provided with a liquid outlet 24; the liquid outlet 24 is in an eight-shape, and the coating solution is sprayed out from one end of the wide opening; the sprayed coverage is enlarged to form a complete coating.

Preferably, the nozzle 23 is inclined upwards and forms an included angle of 5-10 degrees with the vertical direction; the coating is sprayed on the metal sheet 100 upwards to form a coating, and the redundant coating is directly dripped, so that the coating is prevented from flowing on the metal sheet 100 to form a coating with uneven thickness or paint lumps. Furthermore, a material receiving box 11 is respectively arranged below the first rotary drum 4 and the second rotary drum 41 and is used for receiving the dropped coating, so that waste is avoided.

Preferably, the first rotating drum 4 and the second rotating drum 41 are both hollow structures, and the inner walls of the two rotating drums are both provided with heating wires which are spirally arranged; the drying temperature is controlled by electric heating, so that the coating on the metal sheet 100 is quickly dried to form a coating.

Referring to fig. 4 and 5, the roll-plate mechanism 3 includes a bottom case 31, two roll-roller supports 33 are disposed on the bottom case 31 in parallel, and a roll roller 32 is spanned between the two roll-roller supports 33; the winding roller 32 is rotated to wind the metal thin plate 100 to form a coil 200.

The bottom box 31 is provided with an inner cavity, and a main sleeve 35 and an auxiliary sleeve 36 which are communicated with the inner cavity; the main sleeve 35 is movably sleeved with the winding roller support 33, and the auxiliary sleeve 36 is movably sleeved with the top roller support 37; the upper end of the top roller support 37 is connected with a top roller frame 39, and a rotatable top roller 38 is arranged on the top roller frame 39; the inner cavity of the bottom box 31 is pre-filled with a certain amount of hydraulic oil, and the winding roller support 33 descends under the action of gravity, and simultaneously the top roller support 37 ascends, so that the top roller 38 presses on the plate roll 200. With the winding or unwinding of the coil 200, the top roller 38 correspondingly descends or ascends, and then the winding roller support 33 correspondingly ascends or descends, so that the top roller 38 is always kept pressed on the coil 200. The sheet metal 100 forming the coil 200 is prevented from loosening and a compact coil 200 is formed.

The number of the top roll supporting columns 37 of the present invention is at least two, and 3 to 5 top roll supporting columns 37 are adaptively set according to the width specification of the metal sheet 100.

Preferably, the bottom case 31 is further provided with two guide wheels 34; the two guide wheels 34 clamp the metal sheet 100 to make the winding or unwinding process smooth.

In summary, the invention provides a metal sheet winding and conveying device with an anticorrosive paint spraying mechanism, and two coiling mechanisms are arranged, wherein one coiling mechanism is used for uncoiling and the other coiling mechanism is used for coiling; two surfaces of the metal sheet are respectively lapped on the first rotary drum and the second rotary drum, and spraying pipes are arranged below the two rotary drums; the formation of the corrosion protection coating on both sides is achieved during the transport of the metal sheet and is finally wound into a roll. The invention has simple structure, small occupied area, low equipment cost and operation cost, effectively improves the operation efficiency and reduces the operation cost.

The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A metal sheet coiling and conveying device with an anticorrosive paint spraying mechanism is characterized by comprising two plate coiling mechanisms, wherein one plate coiling mechanism is a plate unwinding and coiling mechanism, and the other plate coiling mechanism is a plate coiling and coiling mechanism; the metal sheet is led out from the unreeling and reeling mechanism and is wound into the reeling and reeling mechanism; the coating mixing and spraying mechanism is also included;

the metal sheet is also sequentially overlapped with the first rotating drum and the second rotating drum; the first rotating drum and the second rotating drum are opposite in rotating direction, and are respectively jointed and overlapped with two surfaces of the metal sheet; the first rotating drum and the second rotating drum are respectively connected with a coil releasing and rolling mechanism and a coil rolling mechanism; the first rotating drum and the second rotating drum are both of hollow structures, and the inner walls of the two rotating drums are provided with heating wires which are spirally arranged;

a tension roller is arranged between the first rotary drum and the second rotary drum; a reversing roller is arranged above the second rotary drum and is connected with a plate rolling mechanism;

the coating mixing and spraying mechanism comprises a mixing tank, a stirrer is arranged in the mixing tank, and a feed hopper is arranged at the top of the mixing tank;

two material suction pipes are arranged in the material mixing tank, and each material suction pipe is connected with a spraying pipe; the two spraying pipes are respectively arranged below the first rotary drum and the second rotary drum and are respectively used for spraying two surfaces of the metal sheet; an air inlet branch pipe for introducing compressed air is arranged on the pipe body of the spraying pipe, and the included angle between the spraying pipe and the air inlet branch pipe is 15-25 degrees; the spraying pipe is also connected with a transverse pipe, and a plurality of nozzles are arranged on the transverse pipe; the nozzle is inclined upwards and forms an included angle of 5-10 degrees with the vertical direction;

the plate rolling mechanism comprises a bottom box, two roller supporting columns are arranged on the bottom box in parallel, and a roller is erected between the two roller supporting columns; the winding roller rotates to wind the metal sheet to form a plate coil;

the bottom box is provided with an inner cavity, and a main sleeve and an auxiliary sleeve which are communicated with the inner cavity; the main sleeve is movably sleeved with the winding roller support, and the auxiliary sleeve is movably sleeved with the top roller support; the upper end of the top roller support is connected with a top roller frame, and a rotatable top roller is arranged on the top roller frame;

2. The metal sheet winding and conveying device with the anticorrosive paint spraying mechanism according to claim 1, wherein a tension roller is also arranged between the reversing roller and the rolling and coiling mechanism.

3. The apparatus as claimed in claim 1, wherein a filter screen is provided in the feed hopper.

4. The winding and conveying device for the metal sheet with the anticorrosive paint spraying mechanism according to claim 1, wherein the angle between the spraying pipe and the air inlet branch pipe is 20 degrees or 21 degrees.

5. The apparatus as claimed in claim 1, wherein the nozzles of the horizontal tube are equally spaced.

6. The apparatus as claimed in claim 5, wherein the nozzle has a liquid outlet.

7. The winding and conveying device for the metal sheet with the anticorrosive paint spraying mechanism according to any one of claims 1 to 6, wherein a material receiving box is arranged below the first rotating cylinder and the second rotating cylinder respectively.

8. The apparatus of claim 7 wherein there are at least two of said top roller supports.

9. The apparatus as claimed in claim 7, wherein two guide wheels are further provided on the bottom box.