CN116116681B

CN116116681B - Panel curing equipment and technology with rotary air curtain structure

Info

Publication number: CN116116681B
Application number: CN202310416213.1A
Authority: CN
Inventors: 樊腾飞; 王磊; 帅明川
Original assignee: Wemhoener Changzhou Machinery Manufacturing Co ltd
Current assignee: Wemhoener Changzhou Machinery Manufacturing Co ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-06-16
Anticipated expiration: 2043-04-19
Also published as: CN116116681A

Abstract

The invention discloses plate curing equipment and technology with a rotary air curtain structure, and relates to the technical field of plate curing. The invention discloses a plate curing device with a rotary air curtain structure and a process thereof, wherein the plate curing device is close to the entrance end of a wood plate, oxygen concentration detection is carried out at the entrance end through an oxygen concentration sensor III, if the oxygen concentration is higher, a hydraulic cylinder is regulated to drive a pushing long rod to slide in a limiting rail, so that a nitrogen input long tube approaches to an entrance end surrounding cover, a conveying pump II guides nitrogen into the input long tube, the nitrogen content in the entrance end surrounding cover is improved through a decompression cover and a pressurization cover, the oxygen concentration is reduced, and therefore protection paint on the outer side of the wood plate is prevented from being oxidized by oxygen contained in air, and the effect of protecting the wood plate is ensured.

Description

Panel curing equipment and technology with rotary air curtain structure

Technical Field

The invention relates to the technical field of plate curing, in particular to plate curing equipment and process with a rotary air curtain structure.

Background

The plate is a flat rectangular building material plate with standard size, is applied to the building industry and is used as a member of a wall, a ceiling or a floor; the metal plate is also forged, rolled or cast, and in order to improve the service life of the plate in the processing process, a certain amount of protective paint is sprayed on the surface of the plate, and the plate needs to be cured after the protective paint is sprayed.

In the use process of the existing plate curing equipment, the plate curing equipment is cured through a pre-curing component, an excimer curing component and a full-curing component, protective paint on the surface of the plate is exposed in the air for a long time in the curing process, oxygen in the air plays a role in oxidizing the protective paint, loss of the protective paint can occur in the curing process, the protective effect is reduced, and therefore the protective paint sprayed on the outer side of the plate cannot play the role, and the use value of the plate curing equipment is reduced.

Disclosure of Invention

The invention discloses plate curing equipment with a rotary air curtain structure, and aims to solve the technical problems that in the use process of the existing plate curing equipment, a pre-curing component, an excimer curing component and a full-curing component are used for curing, protective paint on the surface of a plate is exposed to air for a long time in the curing process, oxygen in the air plays an oxidation role on the protective paint, so that the protective paint is damaged in the curing process, the protective effect is reduced, and the protective paint sprayed on the outer side of the plate cannot play the role.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides a panel solidification equipment with rotate air curtain structure, includes base, conveyer belt and nitrogen cavity, one side fixedly connected with entering end enclosure cover of nitrogen cavity, and the inside that the nitrogen cavity is close to entering end enclosure cover is equipped with self-interacting rotatory air curtain subassembly, self-interacting rotatory air curtain subassembly includes two limiting rails, two equal fixed connection in the inside of nitrogen cavity of limiting rails, two the inside sliding connection who limits the rail has same promotion stock, and promotes the outside fixedly connected with nitrogen gas input long tube of stock towards the below, and nitrogen input long tube face outside is opened and is had the mounting hole No. one, and the inside fixedly connected with decompression cover of first mounting hole, the inner wall fixedly connected with buffer plywood of decompression cover, the outside that nitrogen input long tube is faced the entering end enclosure cover is opened and is had No. two mounting holes, and the inside fixedly connected with pressure boost cover of second mounting hole, the inside fixedly connected with pressure boost cover, two pressure boost cover's inside fixedly connected with squeeze plates face the inside of pressure boost cover export end and reduce gradually, the inside sliding connection of two limiting rails has the same push away stock, and push away from the inside fixedly connected with connecting frame of push rod towards two, and push rod's outside fixedly connected with nitrogen input long tube, two air pump's top end, two air pump fixedly connected with the inside of the air pump, the inside pump has the top to push rod, and the inside pump is connected with the top of nitrogen inlet pump, and has the top to be connected with the air pump through the air pump, and the inside is connected with the top of the air pump through the air pump, and the inside the top is connected with the top of the air pump, and the top is connected with the top through the top of the air pump, and the other end of the reset spring rod is fixedly connected to the inside of the limiting rail.

Through being provided with rotatory air curtain subassembly of self-interacting, get into end department near the plank, carry out the oxygen concentration detection that gets into end department through oxygen concentration sensor three, if oxygen concentration is higher, then adjust the pneumatic cylinder and drive the promotion stock and slide in prescribing a limit to the rail, make nitrogen gas input long tube be close to towards the entering end enclosure cover, transfer pump two is with nitrogen gas import input long tube in, derive through decompression cover and pressure boost cover, improve the inside nitrogen content of entering end enclosure cover, reduce oxygen concentration, thereby ensure that the protection lacquer in the plank outside can not be by the oxygen that contains in the air, protect the plank, simultaneously, decompression finish face reduces its impact force to the plank, the impact of nitrogen gas is avoided nitrogen gas to lead to the fact the protection lacquer in the plank outside to be disordered.

In a preferred scheme, the inside fixedly connected with collection long tube that the entering end encirclement cover kept away from the nitrogen cavity, and collection long tube face outside equidistance down leaves there is the collecting hole, and the top fixedly connected with recovery pump of nitrogen gas pretreatment chamber, the recovery end of recovery pump pass through the pipe connection in the inside of collection long tube, and the delivery end of recovery pump passes through the pipe connection in the inside of nitrogen gas pretreatment chamber.

In a preferred scheme, the top of nitrogen pretreatment chamber is opened there is the introduction hole, and the inside fixedly connected with nitrogen filling pipe of introduction hole, and the outside of nitrogen filling pipe has the check valve through flange joint, and the directional of check valve is the outside of nitrogen pretreatment chamber to the inside of nitrogen pretreatment chamber, and the top fixedly connected with oxygen concentration sensor of nitrogen pretreatment chamber is first, and oxygen concentration sensor first's detection end is located the inside of nitrogen pretreatment chamber.

In a preferred scheme, the equal fixedly connected with fixed plate in top four corners of base, and the opposite side of every adjacent two fixed plates is connected with same conveying roller through the bearing, same conveyer belt has been cup jointed in the outside of two conveying rollers, the conveyer belt passes nitrogen cavity, one side fixedly connected with driving motor of one of them fixed plate, the output shaft of driving motor passes through the coupling joint with one end of one of them conveying roller, the inside that the nitrogen cavity is close to the centre is equipped with the excimer curing assembly, the inside that the nitrogen cavity is close to self-interacting rotatory air curtain assembly is equipped with the precuring assembly, the inside that the nitrogen cavity is kept away from the precuring assembly is equipped with full curing assembly, the outside of excimer curing assembly is equipped with oxygen concentration sensor second, the outside fixedly connected with two mounting brackets of nitrogen cavity, the equal fixedly connected with in the top of base of two mounting brackets.

In a preferred scheme, the nitrogen cavity is close to the position of the full curing assembly and is provided with an outlet end nitrogen filling assembly, the outlet end nitrogen filling assembly comprises a mounting plate, the mounting plate is fixedly connected to the inner walls of the two sides of the nitrogen cavity, and the nitrogen cavity is close to the motor frame fixedly connected to the inner part of one end of the mounting plate.

In a preferred scheme, two elastic sealing strips are fixedly connected to the bottom of the mounting plate, the bottoms of the two elastic sealing strips are fixedly connected with the same lifting plate, self-adjusting spring rods are fixedly connected to the tops of the lifting plates at equal intervals, the other ends of the self-adjusting spring rods are fixedly connected to the bottom of the mounting plate, shaft blocks are fixedly connected to the two ends of the bottom of the lifting plate, and one pressing roller is connected to one opposite side of each shaft block through a bearing.

In a preferred scheme, positive and negative rotation motor one is fixedly connected with in the outside of motor frame, and positive and negative rotation motor one's output shaft passes through shaft coupling fixedly connected with driving shaft, the outside fixedly connected with driving gear of driving shaft, the nitrogen cavity body is located the both sides inner wall of motor frame below and is connected with same driven shaft through the bearing, the outside fixedly connected with driven gear that the driven shaft is close to the tip, driving gear and driven gear mesh mutually, the outside fixedly connected with cavity deflection post of driven shaft, the outside equidistance of cavity deflection cylinder below leaves there is the butt joint hole, the inside of every butt joint hole is all fixedly connected with nozzle, the outside fixedly connected with delivery pump one of nitrogen pretreatment chamber, the delivery end of delivery pump one passes through the inside of pipe connection in cavity deflection post, the entering end of delivery pump passes through the inside of pipe connection in nitrogen pretreatment chamber.

Through being provided with exit end nitrogen gas filling assembly, the plank is in the state of solidifying through the procuring assembly, excimer curing assembly and full curing assembly back, and the protection lacquer of its outer end spraying is in the state of solidifying, and the plank is when shifting out from the nitrogen gas cavity, plank and press the roller contact to make self-interacting spring lever compressed, the in-process that the plank shifted out, the at utmost reduces the inside probability of outside air entering nitrogen gas cavity, simultaneously, starts positive and negative rotation motor one, positive and negative rotation motor drive cavity deflection post and deflect towards pressing the roller direction, through nozzle blowout nitrogen gas, carries out the barrier of outside air through the nitrogen layer, ensures that the inside oxygen concentration of nitrogen gas cavity is minimum.

In a preferred scheme, the nitrogen gas cavity is close to the inside of excimer solidification subassembly and is equipped with upper and lower end filling subassembly, and upper and lower end filling subassembly includes well air slab and two cavity intercommunication posts, and well air slab fixed connection is in the inside of nitrogen gas cavity, and well air slab is located the inside of conveyer belt, and two cavity spliced poles are all connected in the inside of nitrogen gas cavity through the bearing.

In a preferred scheme, the top equidistance of cavity air slab leaves there is the gas pocket one, and the nitrogen gas cavity is close to the equal fixedly connected with positive and negative rotation motor two in the outside of two cavity intercommunication posts, the output shaft of two positive and negative rotation motors two all passes through the coupling joint with the tip of cavity intercommunication post, the equal equidistance in the outside of two cavity intercommunication posts leaves there is the slot hole, the equal fixedly connected with cavity outer flitch of inner wall of every slot hole, the equal equidistance in the outside of cavity outer flitch keeping away from cavity intercommunication post leaves there is the gas pocket two, the outside of well air slab and two cavity intercommunication posts all is opened there is the connecting hole, the inside fixedly connected with same communicating pipe of a plurality of connecting holes, the outside fixedly connected with delivery pump three in the nitrogen gas pretreatment chamber, the delivery end of delivery pump three passes through the inside of pipe connection in communicating pipe, the entering end of delivery pump three passes through the inside of pipe connection in nitrogen gas pretreatment chamber.

Through being provided with upper and lower end filling assembly, in carrying out the protection lacquer solidification operation on plank surface, start the delivery pump three, in delivery pump three will nitrogen gas import air slab and two cavity intercommunication posts, then through gas pocket one and gas pocket two blowout, reduce the oxygen concentration content of plank outer end, simultaneously, positive and negative rotation motor two drive each cavity outer flitch and rotate, will be close to the oxygen of plank and drive to other positions of nitrogen gas cavity, further improve nitrogen protection effect.

A panel curing process having a rotary air curtain structure using a panel curing apparatus having a rotary air curtain structure as described above, the curing process comprising the steps of:

step one: before the wood board enters the nitrogen cavity, oxygen concentration detection at the entrance end is carried out through an oxygen concentration sensor III, if the oxygen concentration is higher, the hydraulic cylinder is regulated to drive the pushing long rod to slide in the limiting rail, so that the nitrogen input long tube approaches to the entrance end surrounding cover, the nitrogen is guided into the input long tube by the conveying pump II, and is guided out through the decompression cover and the pressurization cover, so that the nitrogen content in the entrance end surrounding cover is improved, and the oxygen concentration is reduced;

step two: after the wood board passes through the pre-curing assembly, a conveying pump III is started, nitrogen is guided into the air board and the two hollow communication columns by the conveying pump III, then the nitrogen is sprayed out through the first air hole and the second air hole, the oxygen concentration content at the outer end of the wood board is reduced, and meanwhile, the positive and negative rotating motor II drives each hollow external pasting board to rotate so as to drive oxygen close to the wood board to other positions of the nitrogen cavity;

step three: after the plank is through full solidification subassembly, when the plank is shifted out from the nitrogen gas cavity, plank and press roller contact to make self-interacting spring lever compressed, the in-process that the plank shifted out, the at utmost reduces the probability that outside air got into the nitrogen gas cavity inside, simultaneously, starts positive and negative rotation motor one, positive and negative rotation motor drive cavity deflection post and deflect towards pressing roller direction, through nozzle blowout nitrogen gas, carries out the blocking of outside air through the nitrogen layer

According to the plate curing equipment with the rotary air curtain structure, the oxygen concentration at the entrance end close to the wood plate is detected through the oxygen concentration sensor III, if the oxygen concentration is high, the hydraulic cylinder is regulated to drive the pushing long rod to slide in the limiting rail, so that the nitrogen input long tube approaches to the entrance end surrounding cover, the nitrogen is guided into the input long tube by the conveying pump II, the nitrogen content in the entrance end surrounding cover is improved through the decompression cover and the pressurization cover, the oxygen concentration is reduced, the protection paint on the outer side of the wood plate is prevented from being oxidized by oxygen in air, the wood plate is protected, meanwhile, the impact force of the nitrogen sprayed out of the decompression cover to the wood plate is reduced under the action of the buffer layer plate, and the technical effect that the protection paint on the outer side of the wood plate is disordered due to the impact of the nitrogen is avoided.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a plate curing apparatus with a rotary air curtain structure according to the present invention.

Fig. 2 is a schematic diagram of the internal structure of a nitrogen chamber of a plate curing apparatus with a rotary air curtain structure according to the present invention.

FIG. 3 is a schematic illustration of a self-adjusting rotary air curtain assembly of a sheet curing apparatus having a rotary air curtain structure in accordance with the present invention.

Fig. 4 is a cross-sectional view of a nitrogen gas inlet long tube structure of a plate curing apparatus with a rotary air curtain structure according to the present invention.

Fig. 5 is a schematic view of an outlet end nitrogen filling assembly of a plate curing apparatus with a rotary air curtain structure according to the present invention.

Fig. 6 is an enlarged view of the part a structure of fig. 5.

Fig. 7 is a schematic diagram of a nitrogen upper and lower end filling assembly of a plate curing apparatus with a rotary air curtain structure according to the present invention.

Fig. 8 is a top view of the overall structure of fig. 7.

In the figure: 1. a base; 2. a mounting frame; 3. a driving motor; 4. a fixing plate; 5. a conveyor belt; 6. a conveying roller; 7. a nitrogen cavity; 8. a nitrogen pretreatment chamber; 9. a one-way valve; 10. a nitrogen filling tube; 11. an oxygen concentration sensor I; 12. an outlet end nitrogen filling assembly; 1201. a mounting plate; 1202. an elastic sealing band; 1203. pressing rollers; 1204. a hollow deflection column; 1205. a nozzle; 1206. a first conveying pump; 1207. a driving shaft; 1208. a drive gear; 1209. a motor frame; 1210. a first motor which rotates positively and negatively; 1211. self-adjusting spring rods; 1212. a lifting plate; 1213. a shaft block; 1214. a driven gear; 1215. a driven shaft; 13. a fully cured assembly; 14. an oxygen concentration sensor II; 15. an excimer curing assembly; 16. an entry end enclosure; 17. a recovery pump; 18. self-adjusting rotary air curtain assembly; 1801. defining a rail; 1802. pushing the long rod; 1803. a second conveying pump; 1804. a connecting frame; 1805. nitrogen is input into the long tube; 1806. a hydraulic cylinder; 1807. a pushing block; 1808. a reset spring lever; 1809. a boost housing; 1810. an extrusion plate; 1811. a buffer laminate; 1812. a pressure reducing cover; 19. a pre-cure assembly; 20. upper and lower end filling assemblies; 2001. a medium air plate; 2002. a third conveying pump; 2003. a second motor is rotated in the forward direction and in the reverse direction; 2004. a hollow communication column; 2005. an air hole I; 2006. an air hole II; 2007. a hollow outer pasting plate; 2008. a communicating pipe; 21. collecting a long tube; 22. a collection hole; 23. and an oxygen concentration sensor III.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments.

The plate curing equipment with the rotary air curtain structure disclosed by the invention is mainly applied to the conventional plate curing equipment in the use process, the plate curing equipment is cured through the pre-curing assembly, the excimer curing assembly and the full-curing assembly, and in the curing process, the protective paint on the surface of the plate is exposed in the air for a long time, and oxygen in the air plays a role in oxidizing the protective paint, so that the protective paint can be lost in the curing process, the protective effect of the protective paint is reduced, and the protective paint sprayed on the outer side of the plate cannot play a scene with the effect.

Referring to fig. 1-8, a plate curing device with a rotary air curtain structure comprises a base 1, a conveying belt 5 and a nitrogen cavity 7, wherein one side of the nitrogen cavity 7 is fixedly connected with an inlet end surrounding cover 16, the inside of the nitrogen cavity 7, which is close to the inlet end surrounding cover 16, is provided with a self-adjusting rotary air curtain assembly 18, the self-adjusting rotary air curtain assembly 18 comprises two limiting rails 1801, the two limiting rails 1801 are fixedly connected to the inside of the nitrogen cavity 7, the two limiting rails 1801 are internally and slidably connected with the same pushing long rod 1802, the outside of the pushing long rod 1802 facing downwards is fixedly connected with a nitrogen input long tube 1805, the outside of the nitrogen input long tube 1805 is provided with a first mounting hole, the inside of the first mounting hole is fixedly connected with a decompression cover 1812, the inside of the decompression cover 1812 is fixedly connected with a buffer layer 1811, the outside of the nitrogen input long tube 1805 faces the inlet end surrounding cover 16 is provided with a second mounting hole, the inside of the second mounting hole is fixedly connected with a supercharging cover 1809, the inside of the supercharging cover 1809 is fixedly connected with two extrusion plates 1810, the two extrusion plates 1810 are fixedly connected to the inside of the compression plates 1809, the two extrusion plates 1803 are connected with the two sides of the nitrogen cavity 1806, the two side of the nitrogen cavity 1806 is connected with a nitrogen pump 1806, the two side of the nitrogen cavity 1806 is fixedly connected with the top of the nitrogen cavity 1806, the nitrogen cavity 1806 is fixedly connected with the nitrogen cavity 1808, the top is fixedly connected with the nitrogen cavity 1806, and the top of the nitrogen cavity 1807 is fixedly connected with the nitrogen cavity is connected with a top of the nitrogen cavity, and the nitrogen cavity 1806 is connected with the nitrogen cavity is gradually connected with the nitrogen cavity, and the top is connected with the nitrogen cavity through the two compression plate is the nitrogen cavity is connected with the nitrogen pump, and the top is the nitrogen through the nitrogen pump, the top is and the top is the nitrogen is the front and the front is the front and the front. An oxygen concentration sensor III 23 is fixedly connected to the inside of the entrance end enclosure 16, a reset spring rod 1808 is fixedly connected to the outer side of the pushing long rod 1802 located inside the limiting rail 1801, and the other end of the reset spring rod 1808 is fixedly connected to the inside of the limiting rail 1801.

In a specific application scene, at the position close to the entrance end of the wood board, the oxygen concentration sensor III 23 is used for detecting the oxygen concentration at the entrance end, if the oxygen concentration is higher, the hydraulic cylinder 1806 is adjusted to drive the pushing long rod 1802 to slide in the limiting rail 1801, so that the nitrogen gas input long tube 1805 approaches to the entrance end surrounding cover 16, the conveying pump II 1803 guides nitrogen gas into the input long tube, the nitrogen gas content in the entrance end surrounding cover 16 is improved through the decompression cover 1812 and the pressurization cover 1809, the oxygen concentration is reduced, and therefore protection paint on the outer side of the wood board is ensured not to be oxidized by oxygen contained in air, the wood board is protected, meanwhile, the decompression cover 1812 faces the wood board, the impact force of the nitrogen gas sprayed out of the wood board is reduced under the action of the buffer layer 1811, and disorder of the protection paint on the outer side of the wood board caused by the impact of the nitrogen gas is avoided.

Referring to fig. 1, 2 and 3, in a preferred embodiment, the inlet end enclosure 16 is fixedly connected with a collecting long tube 21 far away from the inside of the nitrogen cavity 7, and the collecting long tube 21 is provided with collecting holes 22 at equal intervals on the outer side facing downward, the top of the nitrogen pretreatment cavity 8 is fixedly connected with a recovery pump 17, the recovery end of the recovery pump 17 is connected with the inside of the collecting long tube 21 through a pipeline, and the delivery end of the recovery pump 17 is connected with the inside of the nitrogen pretreatment cavity 8 through a pipeline.

Referring to fig. 1 and 2, in a preferred embodiment, the top of the nitrogen pretreatment chamber 8 is opened with an introduction hole, and the inside fixedly connected with nitrogen filling pipe 10 of introduction hole, there is check valve 9 outside through flange connection in nitrogen filling pipe 10, the directional of check valve 9 is the outside of nitrogen pretreatment chamber 8 to the inside of nitrogen pretreatment chamber 8, the top fixedly connected with oxygen concentration sensor one 11 of nitrogen pretreatment chamber 8, the detection end of oxygen concentration sensor one 11 is located the inside of nitrogen pretreatment chamber 8, the top four corners of base 1 all fixedly connected with fixed plate 4, and the opposite side of every adjacent two fixed plate 4 is connected with same conveying roller 6 through the bearing, same conveyer belt 5 has been cup jointed in the outside of two conveying rollers 6, the conveyer belt 5 passes nitrogen cavity 7, one side fixedly connected with driving motor 3 of one of them fixed plate 4, the output shaft of driving motor 3 passes through the one end of one of them conveying roller 6 and is connected through the coupler, the inside that nitrogen cavity 7 is close to the centre is equipped with excimer curing assembly 15, the inside that nitrogen cavity 7 is close to the inside is equipped with the self-adjusting rotation of the air cavity 18 is equipped with the precuring assembly 19, the inside of two precuring assembly 1 is equipped with the oxygen cavity 19, two outside of the base 2 are equipped with the precuring assembly 1, the inside of two precuring assembly 1 is equipped with two oxygen cavity 19, the base 2 is fixed with the oxygen cavity 1 is fixed, the coupling assembly is connected with two oxygen cavity 2.

Referring to fig. 1, 2, 5 and 6, in a preferred embodiment, the nitrogen cavity 7 is provided with an outlet end nitrogen filling assembly 12 near the full curing assembly 13, and the outlet end nitrogen filling assembly 12 comprises a mounting plate 1201, the mounting plate 1201 is fixedly connected to inner walls of two sides of the nitrogen cavity 7, a motor frame 1209 is fixedly connected to the inside of one end of the nitrogen cavity 7 near the mounting plate 1201, two elastic sealing belts 1202 are fixedly connected to the bottom of the mounting plate 1201, the bottoms of the two elastic sealing belts 1202 are fixedly connected to the same lifting plate 1212, self-adjusting spring rods 1211 are fixedly connected to the top of the lifting plate 1212 at equal distances, the other ends of the plurality of self-adjusting spring rods 1211 are fixedly connected to the bottom of the mounting plate 1201, shaft blocks 1213 are fixedly connected to both ends of the bottom of the lifting plate 1212, the opposite sides of the two shaft blocks 1213 are connected to the same pressing roller 1203 through bearings, the outer side of the motor frame 1209 is fixedly connected with a first forward and reverse rotation motor 1210, the output shaft of the first forward and reverse rotation motor 1210 is fixedly connected with a driving shaft 1207 through a coupler, the outer side of the driving shaft 1207 is fixedly connected with a driving gear 1208, the inner walls of two sides of the nitrogen cavity 7 below the motor frame 1209 are connected with the same driven shaft 1215 through bearings, the outer side of the driven shaft 1215 close to the end is fixedly connected with a driven gear 1214, the driving gear 1208 is meshed with the driven gear 1214, the outer side of the driven shaft 1215 is fixedly connected with a hollow deflection column 1204, the downward outer side of the hollow deflection column 1204 is equidistantly separated by a butt joint hole, the inside of each butt joint hole is fixedly connected with a nozzle 1205, the outer side of the nitrogen pretreatment cavity 8 is fixedly connected with a first delivery pump 1206, the delivery end of the first delivery pump 1206 is connected with the inside of the hollow deflection column 1204 through a pipeline, the inlet end of the delivery pump is connected to the inside of the nitrogen pretreatment chamber 8 by a pipe.

Specifically, after the wood board passes through the pre-curing assembly 19, the excimer curing assembly 15 and the full-curing assembly 13, the protective paint sprayed on the outer end of the wood board is in a cured state, and when the wood board is moved out of the nitrogen cavity 7, the wood board is in contact with the pressing roller 1203, so that the self-adjusting spring rod 1211 is compressed, the probability that external air enters the nitrogen cavity 7 is reduced to the greatest extent in the process of moving out the wood board, meanwhile, the forward and backward motor I1210 is started, the forward and backward motor drives the hollow deflection column 1204 to deflect towards the pressing roller 1203, nitrogen is sprayed out through the nozzle 1205, and the blocking of external air is carried out through the nitrogen layer, so that the oxygen concentration in the nitrogen cavity 7 is ensured to be minimized.

Referring to fig. 1, 2, 7 and 8, in a preferred embodiment, the nitrogen cavity 7 is provided with an upper and lower end filling assembly 20 near the inside of the excimer curing assembly 15, the upper and lower end filling assembly 20 comprises a middle air plate 2001 and two hollow communicating columns 2004, the middle air plate 2001 is fixedly connected to the inside of the nitrogen cavity 7, the middle air plate 2001 is positioned in the conveying belt 5, the two hollow connecting columns are all connected to the inside of the nitrogen cavity 7 through bearings, the top of the middle air plate 2001 is equidistantly separated from the first air hole 2005, the nitrogen cavity 7 is fixedly connected with a second forward and reverse rotating motor 2003 near the outside of the two hollow communicating columns 2004, the output shafts of the two forward and reverse rotating motors 2003 are all connected with the ends of the hollow communicating columns 2004 through couplings, long holes are formed on the outer sides of the two hollow communication columns 2004 at equal intervals, the inner wall of each long hole is fixedly connected with a hollow outer veneer 2007, two air holes 2006 are formed on the outer sides of the hollow outer veneer 2007, which are far away from the hollow communication columns 2004, the middle air plate 2001 and the outer sides of the two hollow communication columns 2004 are provided with connecting holes, the inside fixedly connected with of a plurality of linking holes is the same communicating pipe 2008, and the outside fixedly connected with delivery pump three 2002 of nitrogen gas pretreatment chamber 8, and the delivery end of delivery pump three 2002 passes through the inside of pipe connection communicating pipe 2008, and the entering end of delivery pump three 2002 passes through the inside of pipe connection nitrogen gas pretreatment chamber 8.

In the curing operation of the protective paint on the surface of the wood board, the third conveying pump 2002 is started, the third conveying pump 2002 guides nitrogen into the air plate 2001 and the two hollow communication columns 2004, and then the nitrogen is sprayed out through the first air hole 2005 and the second air hole 2006, so that the oxygen concentration content at the outer end of the wood board is reduced, and meanwhile, the second positive and negative rotating motor 2003 drives each hollow outer pasting plate 2007 to rotate, so that oxygen close to the wood board is driven to other positions of the nitrogen cavity 7, and the nitrogen protection effect is further improved.

A panel curing process with a rotary air curtain structure using a panel curing apparatus with a rotary air curtain structure as described above, the curing process comprising the steps of:

step one: before the wood board enters the nitrogen cavity 7, oxygen concentration detection at the entrance end is carried out through an oxygen concentration sensor III 23, if the oxygen concentration is higher, the hydraulic cylinder 1806 is adjusted to drive the pushing long rod 1802 to slide in the limiting rail 1801, so that the nitrogen input long tube 1805 approaches to the entrance end surrounding cover 16, the nitrogen is led into the input long tube by the conveying pump II 1803, and is led out through the decompression cover 1812 and the pressurization cover 1809, so that the nitrogen content in the entrance end surrounding cover 16 is improved, and the oxygen concentration is reduced;

step two: after the wood board passes through the pre-curing assembly 19, a third conveying pump 2002 is started, the third conveying pump 2002 guides nitrogen into the air board 2001 and the two hollow communication columns 2004, then the nitrogen is sprayed out through the first air hole 2005 and the second air hole 2006, the oxygen concentration content at the outer end of the wood board is reduced, and meanwhile, the second positive and negative rotating motor 2003 drives each hollow outer pasting board 2007 to rotate, so that oxygen close to the wood board is driven to other positions of the nitrogen cavity 7;

step three: after the plank passes through the full curing assembly 13, when the plank moves out of the nitrogen gas cavity 7, the plank is contacted with the pressing roller 1203, so that the self-adjusting spring rod 1211 is compressed, the probability that external air enters the nitrogen gas cavity 7 is reduced to the greatest extent in the process of moving out the plank, meanwhile, the forward and reverse rotation motor I1210 is started, the forward and reverse rotation motor drives the hollow deflection column 1204 to deflect towards the direction of the pressing roller 1203, nitrogen gas is sprayed out through the nozzle 1205, and the blocking of external air is carried out through the nitrogen gas layer.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims

1. The utility model provides a panel solidification equipment with rotate air curtain structure, includes base (1), conveyer belt (5) and nitrogen gas cavity (7), its characterized in that, one side fixedly connected with entering end enclosure (16) of nitrogen gas cavity (7), and the inside that nitrogen gas cavity (7) is close to entering end enclosure (16) is equipped with self-interacting rotatory air curtain subassembly (18), self-interacting rotatory air curtain subassembly (18) include two limiting rails (1801), two limiting rails (1801) all fixedly connected in the inside of nitrogen gas cavity (7), two limiting rails (1801) inside sliding connection have same promotion stock (1802), and the outside fixedly connected with nitrogen gas input long tube (1805) of promotion stock (1802) facing downwards, and the outside of nitrogen gas input long tube (1805) facing downwards is opened and is had a mounting hole, the inside fixedly connected with decompression cover (1812) of a mounting hole, the inner wall fixedly connected with buffering plywood (1811) of decompression cover (1812), the inside of nitrogen input long tube (5) facing entering end enclosure (16) is opened and is had a compression plate (1819) of two mounting hole (1819) and is connected with pressure boost plate (1819) of two fixed connection gradually, the nitrogen gas cavity (7) is close to the inner walls of the two limiting rails (1801) and fixedly connected with connecting frames (1804), the two connecting frames (1804) face the outer sides of the pushing long rods (1802) and are fixedly connected with hydraulic cylinders (1806), the output ends of the two hydraulic cylinders (1806) are fixedly connected with pushing blocks (1807), the pushing blocks (1807) are in contact with the pushing long rods (1802), the top of the nitrogen gas cavity (7) is fixedly connected with a nitrogen gas pretreatment cavity (8), one side of the nitrogen gas pretreatment cavity (8) is fixedly connected with a conveying pump II (1803), the conveying end of the conveying pump II (1803) is connected with the inside of a nitrogen gas input long tube (1805) through a pipeline, the air inlet end of the conveying pump II (1803) is connected with the inside of the nitrogen gas pretreatment cavity (8) through a pipeline, the inside of the entering end surrounding cover (16) is fixedly connected with an oxygen concentration sensor III (23), the pushing long rods (1802) are positioned on the outer sides of the inside of the limiting rails (1801) and are fixedly connected with reset rods (1802), and the conveying ends of the conveying pump II (1803) are fixedly connected with the inside of the limiting rails (1801);

the utility model discloses a base, including base (1), fixed plate (4) are all fixedly connected with in top four corners of base (1), and the opposite side of every adjacent two fixed plates (4) is connected with same conveying roller (6) through the bearing, same conveyer belt (5) have been cup jointed in the outside of two conveying rollers (6), conveyer belt (5) pass nitrogen cavity (7), one side fixedly connected with driving motor (3) of one of them fixed plate (4), the output shaft of driving motor (3) passes through the coupling joint with one of them conveying roller (6) one end, the inside that nitrogen cavity (7) is close to the centre is equipped with excimer curing assembly (15), the inside that nitrogen cavity (7) is close to self-regulating rotatory air curtain assembly (18) is equipped with precuring assembly (19), the inside that nitrogen cavity (7) kept away from precuring assembly (19) is equipped with full curing assembly (13), the outside of excimer curing assembly (15) is equipped with oxygen concentration sensor two (14), the outside fixedly connected with two mounting brackets (2) of nitrogen cavity (7), the top that two mounting brackets (2) all fixedly connect in base (1).

2. The plate curing device with the rotary air curtain structure according to claim 1, wherein the inside of the entrance end surrounding cover (16) far away from the nitrogen cavity (7) is fixedly connected with a collecting long pipe (21), the outside of the collecting long pipe (21) facing downwards is equidistantly separated from a collecting hole (22), the top of the nitrogen pretreatment cavity (8) is fixedly connected with a recovery pump (17), the recovery end of the recovery pump (17) is connected to the inside of the collecting long pipe (21) through a pipeline, and the conveying end of the recovery pump (17) is connected to the inside of the nitrogen pretreatment cavity (8) through a pipeline.

3. The plate curing device with the rotary air curtain structure according to claim 2, wherein an introduction hole is formed in the top of the nitrogen pretreatment cavity (8), a nitrogen filling pipe (10) is fixedly connected to the inside of the introduction hole, a one-way valve (9) is connected to the outer side of the nitrogen filling pipe (10) through a flange, the one-way valve (9) points to the outside of the nitrogen pretreatment cavity (8) to the inside of the nitrogen pretreatment cavity (8), an oxygen concentration sensor I (11) is fixedly connected to the top of the nitrogen pretreatment cavity (8), and the detection end of the oxygen concentration sensor I (11) is located in the nitrogen pretreatment cavity (8).

4. The plate curing device with the rotary air curtain structure according to claim 1, wherein an outlet end nitrogen filling assembly (12) is arranged at the position, close to the full curing assembly (13), of the nitrogen cavity (7), the outlet end nitrogen filling assembly (12) comprises a mounting plate (1201), the mounting plate (1201) is fixedly connected to inner walls of two sides of the nitrogen cavity (7), and a motor frame (1209) is fixedly connected to the inner portion, close to one end of the mounting plate (1201), of the nitrogen cavity (7).

5. The plate curing apparatus with a rotating air curtain structure according to claim 4, wherein the bottom of the mounting plate (1201) is fixedly connected with two elastic sealing belts (1202), the bottoms of the two elastic sealing belts (1202) are fixedly connected with the same lifting plate (1212), the tops of the lifting plates (1212) are fixedly connected with self-adjusting spring rods (1211) at equal intervals, the other ends of the plurality of self-adjusting spring rods (1211) are fixedly connected to the bottom of the mounting plate (1201), the two ends of the bottom of the lifting plate (1212) are fixedly connected with shaft blocks (1213), and opposite sides of the two shaft blocks (1213) are connected with the same pressing roller (1203) through bearings.

6. The plate curing device with the rotating air curtain structure according to claim 5, wherein a first forward-reverse rotation motor (1210) is fixedly connected to the outer side of the motor frame (1209), a driving shaft (1207) is fixedly connected to an output shaft of the first forward-reverse rotation motor (1210) through a coupling, a driving gear (1208) is fixedly connected to the outer side of the driving shaft (1207), the same driven shaft (1215) is connected to the inner walls of two sides of the nitrogen cavity (7) below the motor frame (1209) through bearings, a driven gear (1214) is fixedly connected to the outer side of the driven shaft (1215) close to the end, the driving gear (1208) is meshed with the driven gear (1214), a hollow deflecting post (1204) is fixedly connected to the outer side of the driven shaft (1215), butt joint holes are formed in equidistant separation of the outer sides of the hollow deflecting post (1204) facing downwards, nozzles (1205) are fixedly connected to the inner sides of each butt joint hole, the outer sides of the nitrogen pretreatment cavity (8) are fixedly connected to a first conveying pump (1206), the conveying end of the first conveying pump (1206) is connected to the inner side of the hollow deflecting post (1204) through a pipeline, and the conveying end of the conveying pump is connected to the inner side of the pretreatment cavity (8) through the pipeline.

7. The plate curing device with the rotary air curtain structure according to claim 6, wherein an upper end filling assembly (20) and a lower end filling assembly (20) are arranged in the nitrogen cavity (7) close to the excimer curing assembly (15), the upper end filling assembly and the lower end filling assembly (20) comprise a middle air plate (2001) and two hollow communication columns (2004), the middle air plate (2001) is fixedly connected to the inside of the nitrogen cavity (7), the middle air plate (2001) is located in the conveyer belt (5), and the two hollow connection columns are connected to the inside of the nitrogen cavity (7) through bearings.

8. The plate curing device with the rotating air curtain structure according to claim 7, wherein the top of the air plate (2001) is equidistantly separated from a first air hole (2005), the nitrogen cavity (7) is close to the outer sides of two hollow communication columns (2004) and is fixedly connected with a second forward-reverse motor (2003), output shafts of the two forward-reverse motors (2003) are connected with the end parts of the hollow communication columns (2004) through a coupling, long holes are uniformly separated from the outer sides of the two hollow communication columns (2004), an inner wall of each long hole is fixedly connected with a hollow outer attaching plate (2007), the outer sides of the hollow outer attaching plates (2007) far away from the hollow communication columns (2004) are uniformly separated from a second air hole (2006), the outer sides of the air plate (2001) and the two hollow communication columns (2004) are uniformly separated from a connecting hole, the inner sides of the plurality of connecting holes are fixedly connected with the same connecting pipe (2008), the outer sides of the nitrogen pretreatment cavity (8) are fixedly connected with a third conveying pump (2002), the conveying end of the third conveying pump (2002) is connected to the inner side of the hollow communication column (2002) through a pipeline, and the conveying pump (2007) enters the inside the pretreatment cavity (8).

9. A sheet material curing process having a rotary air curtain structure using a sheet material curing apparatus having a rotary air curtain structure according to claim 8, characterized in that the curing process comprises the steps of:

step one: before the wood board enters the nitrogen cavity (7), oxygen concentration detection is carried out at the entrance end through an oxygen concentration sensor III (23), if the oxygen concentration is higher, a hydraulic cylinder 1806 is regulated to drive a pushing long rod 1802 to slide in a limiting rail 1801, so that a nitrogen input long tube 1805 approaches to an entrance end surrounding cover 16, a conveying pump II (1803) guides nitrogen into the input long tube, the nitrogen is guided out through a decompression cover 1812 and a supercharging cover 1809, the nitrogen content in the entrance end surrounding cover 16 is improved, and the oxygen concentration is reduced;

step two: after the wood board passes through the pre-curing assembly (19), a third conveying pump (2002) is started, the third conveying pump (2002) guides nitrogen into the air board (2001) and the two hollow communication columns (2004), then the nitrogen is sprayed out through the first air hole (2005) and the second air hole (2006), so that the oxygen concentration content at the outer end of the wood board is reduced, and meanwhile, the second positive and negative rotating motor (2003) drives each hollow outer attaching board (2007) to rotate, and oxygen close to the wood board is driven to other positions of the nitrogen cavity (7);

step three: after the plank is through full solidification subassembly (13), when the plank shifts out from nitrogen gas cavity (7), plank and press roller (1203) contact to make self-interacting spring beam (1211) compressed, plank shift out the in-process, the at utmost reduces the inside probability of outside air entering nitrogen gas cavity (7), simultaneously, start positive reverse motor one (1210), positive reverse motor drives cavity deflection post (1204) and deflects towards pressing roller (1203) direction, spouts nitrogen gas through nozzle (1205), carries out the barrier of outside air through the nitrogen layer.