CN212883312U

CN212883312U - Plate painting production line

Info

Publication number: CN212883312U
Application number: CN202022047969.8U
Authority: CN
Inventors: 徐青
Original assignee: Yixing Musen Smart Home Co Ltd
Current assignee: Yixing Musen Smart Home Co Ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-04-06
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a panel painting production line, include: the device comprises a feeding device, a polishing device, a putty coating device, at least one group of painting devices and a discharging device; wherein, loading attachment includes: the feeding conveying line, the dust collection mechanism arranged on the feeding conveying line and the material blocking mechanism arranged at the inlet of the dust collection mechanism are configured to allow only a single plate to pass through; the grinding device includes: the automatic surface finishing device comprises a polishing transmission line, a grinding mechanism and a rotary blowing mechanism, wherein the grinding mechanism and the rotary blowing mechanism are arranged on the polishing transmission line, the surface of a plate is polished by a polishing device after the plate is fed, the surface of the plate is leveled by a putty coating device, the plate with the leveled surface is sprayed by a painting device, and the plate after painting is fed by a feeding device.

Description

Plate painting production line

Technical Field

The utility model relates to a furniture board processing field, in particular to panel japanning production line.

Background

Generally, wooden furniture is manufactured by painting the surface of the board to make the surface waterproof and wear-resistant, and to make the surface more smooth and beautiful. At present, the method for painting the surface of the plate in China mainly adopts a mode of manual painting or paint spraying, and the manual painting has the defects of low working efficiency and easy adverse effect on the body of an operator.

The prior art discloses a panel paint line, can carry out the japanning operation to the surface of panel automatically, has saved the manual work, but corresponds some panel that the surface has slight defect, influences the painting effect, leads to follow-up panel utilization ratio to reduce.

SUMMERY OF THE UTILITY MODEL

The utility model provides a panel painting production line to solve the above-mentioned technical problem who exists among the prior art.

In order to solve the technical problem, the utility model provides a panel japanning production line, include: the device comprises a feeding device, a polishing device, a putty coating device, at least one group of painting devices and a discharging device; wherein the content of the first and second substances,

the loading attachment includes: the feeding conveying line, the dust collection mechanism arranged on the feeding conveying line and the material blocking mechanism arranged at the inlet of the dust collection mechanism are configured to allow only a single plate to pass through;

the grinding device includes: the transmission line of polishing, setting are in grinding mechanism and the rotatory mechanism of blowing on the transmission line of polishing, rotatory mechanism of blowing includes: the device comprises a workbench, a feeding roller, a discharging roller, a blowing assembly and an air suction cover, wherein the feeding roller and the discharging roller are arranged on the workbench;

the surface of the plate is polished by a polishing device after the plate is fed, the surface of the plate is filled by a putty coating device, the plate with the filled surface is painted by a painting device, and finally the plate after painting is fed by a feeding device.

Preferably, the dust collection mechanism comprises a dust hood, an air suction pipeline communicated with the dust hood, a first recovery box arranged at the end part of the air suction pipeline, and an exhaust fan connected with the air suction pipeline.

Preferably, the stock stop includes: the baffle and the baffle drive of control baffle lift, the dog slides and sets up in the terminal surface department of suction hood.

Preferably, the material loading transmission line and the transmission line of polishing all include: the conveying bracket, install conveyer belt, setting on the conveying bracket are in the transmission drive, the setting of tip one side of conveying bracket are in the recovery funnel of conveying bracket below and with the second collection box of recovery funnel intercommunication, wherein, the surface of conveyer belt is provided with a plurality of fretwork holes to make the dust fall into the second collection box.

Preferably, the putty applying device comprises: the putty machine comprises a putty machine and a first drying component; the painting device includes: the painting mechanism and the second drying assembly; the first drying component and the second drying component both adopt UV lamp tubes and/or heating systems.

Preferably, the painting mechanism comprises: the paint spraying device comprises at least one group of paint spraying rollers, a guide roller tangent to the surface of the paint spraying rollers, a paint spraying drive driving the paint spraying rollers to rotate, and a paint spraying assembly arranged above the tangent position of the guide roller and the paint spraying rollers.

Preferably, the painting assembly comprises: the paint roller comprises a plurality of spray heads arranged along the axial direction of the paint roller, a paint bucket communicated with the spray heads and a paint pump used for driving paint in the paint bucket to the spray heads.

As preferred, the subassembly of blowing is provided with two sets ofly, is located the top and the below of workstation respectively, and two sets of subassemblies of blowing include respectively: a fan and/or a blower.

Preferably, the fans are arranged above the workbench, and the fans blow the surface of the plate simultaneously; the blower is arranged below the workbench, and the blowing port is pointed to the feeding roller by the discharging roller.

Compared with the prior art, the utility model discloses add on the basis of original production line and scribbled the putty device, can scribble the putty processing to its surface before panel operation of painting for the slight defect on panel surface can all be filled up by putty, and then makes the surface integrality of panel improve, has guaranteed subsequent painting effect, can also spout one priming paint less simultaneously in follow-up painting operation process, and then can save the painting process under the prerequisite that improves the utilization ratio of panel.

Drawings

FIG. 1 is a schematic view of the construction of a sheet coating line of the present invention;

FIG. 2 is a schematic structural view of a feeding device in a sheet painting production line of the present invention;

FIG. 3 is a schematic structural view of a polishing device in a sheet painting production line according to the present invention;

FIG. 4 is a schematic structural view of a putty applying device in a plate painting production line of the present invention;

fig. 5 is a schematic structural diagram of a painting device in a plate painting production line of the present invention.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It should be noted that the drawings of the present invention are simplified and use non-precise ratios, and are only used for the purpose of facilitating and clearly assisting the description of the embodiments of the present invention.

As shown in fig. 1, the utility model provides a panel painting production line, include: the device comprises a feeding device 10, a grinding device 20, a putty coating device 30, at least one group of painting devices 40 and a blanking device 50. The feeding device 10 is used for receiving plate materials and transferring the plates to the polishing device 20 one by one, and the polishing device 20 is used for grinding the surface of the plates to remove the original paint layer on the surface of the plates. The panel after the completion of polishing is by putty machine device 30 scribbles the putty processing to its surface for the slight defect on panel surface can all be filled and led to the fact the surface integrality of panel improves, has guaranteed subsequent painting effect, can also spout a priming paint less simultaneously in the follow-up operation process of painting, and then can save the painting process under the prerequisite that improves the utilization ratio of panel. The plates filled with the putty are subjected to painting treatment by the painting device 40, and the painted plates are fed by the feeding device 50 so as to be transferred to a subsequent cutting workshop.

Referring to fig. 2, the feeding device 10 includes: the feeding conveying line 11, the dust suction mechanism 12 arranged on the feeding conveying line 11 and the material blocking mechanism 13 arranged at the inlet of the dust suction mechanism 12 are arranged, and the material blocking mechanism 13 is configured to allow only a single plate to pass through. Specifically, material loading conveying line 11 contains pan feeding end 111 and discharge end 112, and pan feeding end 111 is used for receiving panel, dust absorption mechanism 12 and stock stop 13 all are close to material loading conveying line 11's discharge end 112 sets up for carry out dust absorption to the surface of panel and handle.

Because the size of panel is great, the preferred trailer/robot/manual mode that adopts of this embodiment is placed panel the pan feeding end 111 of material loading transmission line 11 to can once pile up the polylith panel and place pan feeding end 111 of material loading transmission line 11, can save the material loading process on the one hand like this, improve material loading efficiency, can also effectual control material loading transmission line 11 go up the distance between panel and the panel in addition, improve the productivity. In order to ensure the feeding effect, the material blocking mechanism 13 is configured to allow only the sheet material at the bottom layer to pass through. Therefore, the stacked plates move from the feeding end 111 to the discharging end 112 along with the feeding conveying line 11, in the moving process, the material blocking mechanism 13 blocks other plates except the bottom plate, only the plate which is located at the bottom layer and is directly contacted with the feeding conveying line is allowed to pass through, after the bottom plate passes through, the plate located at the second bottom layer falls to the feeding conveying line 11, then the plate at the second bottom layer passes through, and the surfaces of the plates passing through one by one are subjected to dust collection and dust removal treatment by the dust collection mechanism 12 and then enter the next procedure.

With particular reference to fig. 3, in a particular embodiment, the striker 13 preferably comprises: the baffle and the baffle drive 132 that control baffle 131 goes up and down, dog 131 slides and sets up in the terminal surface department of dust absorption mechanism 12, dog drive 132 can be according to the thickness adaptability adjustment of panel the height of dog 131, ensure that the difference in height of the bottom of dog 131 and the surface of material loading transmission line 11 is greater than the thickness of monoblock dog 131 and is less than the thickness of biplock dog 131, can effectively shelter from upper plate material when guaranteeing the material loading of multilayer panel.

Further, the plate of the present embodiment is an uncut large plate, and the size of the plate is mostly 1.5m by 1.5m or more. When the plates are fed, the baffle 131 needs to shield a plurality of plates at the same time, so that the plurality of plates can stop and remain stationary after the end of the plate positioned on the upper layer contacts the baffle 131 in the moving process of the feeding transmission line 11, and the plate positioned on the bottom layer still continues to move, so that a certain impact force needs to be borne by the surface of the baffle 131, and in the moving process of the plate positioned on the upper layer, the plate can gradually slide downwards, so that a certain friction force needs to be borne by the surface layer of the baffle 131. Of course, since the overall thickness of the plate is small and the size is large, when the bottom plate moves and the end portions of the rest plates slide down on the feeding line 11, the inclination angle is relatively small, usually not exceeding 3 °, so that the plate is limited by the baffle 131 and remains stationary in time, and the feeding line 11 moving is not affected.

In order to avoid deformation or abrasion of the surface of the baffle 131 after long-term operation, in this embodiment, a detachable blocking layer 133 is preferably disposed on the surface of the baffle 131, and the blocking layer 133 is preferably made of a wood block or bakelite, which is mounted on the surface of the baffle 131 through a fastener and directly abutted against a plate, and can be quickly replaced after deformation or abrasion, so that the cost is low, and the operation is convenient. Further, in order to buffer the impact force applied to the baffle 131, in this embodiment, a buffer assembly 134 is preferably disposed between the barrier 133 and the stopper 131, and the buffer assembly 134 can be contracted when the barrier 133 contacts the plate 131 to absorb a certain impact force, so that the baffle 131 can be effectively protected, and the baffle 131 can be ensured to slide on the end surface of the dust suction mechanism 12.

Preferably, the baffle 131 is connected with the end surface of the dust suction mechanism 12 through a sliding assembly 135, and the sliding assembly 135 includes at least two sets of sliding rails disposed on the end surface of the dust suction mechanism 12 and a sliding block disposed on the back surface of the baffle 131 and matched with the sliding rails. The baffle plate driver 132 is fixed above the stop block 131 through a mounting bracket 136 to drive the stop block 131 to move up and down, and the mounting bracket 136 is fixed on the dust suction mechanism 12. Further, the baffle driving unit 132 preferably employs a lead screw motor.

The dust suction mechanism 12 comprises a dust suction hood 121 arranged on the plate conveying line 11, an air suction pipeline 122 communicated with the dust suction hood 121, a first recovery box 123 arranged at the end part of the air suction pipeline 122, and an exhaust fan 124 connected with the air suction pipeline 122. Specifically, the exhaust fan 124 sucks dust passing through the surface of the plate in the dust hood 121 through the air suction pipe 122, the dust passes through the dust hood 121 and the air suction pipe 122 and is deposited in the first recovery box 123, and the plate after dust collection flows to the next process, that is, the surface of the plate is polished by the polishing device 20.

Referring now more particularly to fig. 3, the polishing apparatus 20 includes: the device comprises a grinding transmission line 21, a grinding mechanism 22 arranged on the grinding transmission line 21 and a rotary air blowing mechanism 23. Specifically, the grinding mechanism 22 is used for grinding the surface of the plate material, so that on one hand, the original paint layer on the surface of the plate material can be removed, and on the other hand, the flatness of the surface of the plate material can be improved. The rotary blowing mechanism 23 is used for cleaning the ground dust.

The grinding mechanism 22 includes: the grinding device comprises a mounting bracket 221, at least one group of grinding rollers 222 arranged on the mounting bracket 221 and a grinding drive 223 driving the grinding rollers 222 to rotate. Specifically, the mounting bracket 221 includes a mounting plate 2211 located at two sides of the polishing transmission line 21 and a connecting plate 2212 connected to the mounting plate 2211, and the mounting plate 2211 may be directly fixed to the polishing transmission line 21 or may be mounted on the polishing transmission line 21 through a height adjusting mechanism, that is, the overall height of the grinding mechanism 22 may be adjusted by the height adjusting mechanism to adapt to plates with different thicknesses. The grinding drive 223 is a servo motor, which may be installed on the outer side of the mounting plate 2211 so as to be directly connected to the grinding roller 222, or may be installed on the connection plate 2222 and connected to the grinding roller 222 through a belt. Further, the surface of the grinding roller 222 is coated with sand paper, and the sand paper can grind the surface of the plate material to remove the original paint layer on the surface of the plate material.

The rotary blowing mechanism 23 includes: workstation 231, install feeding gyro wheel 232, ejection of compact gyro wheel 233 on workstation 231, set up the subassembly 234 of blowing between feeding gyro wheel 232 and ejection of compact gyro wheel 233 and be located the cover 235 that induced drafts of workstation 231 top, the cover 235 and the system intercommunication that induced drafts.

The feeding roller 232 and the discharging roller 233 respectively comprise two groups of brush rollers; the two groups of brush rollers are arranged in parallel and opposite up and down and are driven by the same transmission motor. The feeding roller 232 and the discharging roller 233 can respectively brush the upper and lower surfaces of the plate during feeding and discharging of the plate to clean dust on the plate, so that the dust enters the air suction hood. The blowing assemblies 234 are provided in two sets, respectively above and below the table 231. Among them, the blowing assembly 234 located at the upper side preferably employs a plurality of fans, which can blow up the dust brushed up by the feeding roller 232 and the discharging roller 233, so that the dust can be smoothly sucked away by the suction hood 235. The lower blowing assembly 234 is preferably a high pressure blower having a blowing port extending obliquely from bottom to top and directed toward the feeding roller 232. Further, since the blowing hood 235 above the worktable 231 cannot absorb the dust below the sheet while the sheet passes through, the present embodiment is preferably configured as a funnel structure with a dust recycling bin 236 at the bottom of the worktable 231, and the dust can automatically fall into the dust recycling bin 236 through the funnel structure. Of course, the structures of the blowing assemblies 234 above and below the worktable 231 may be the same or different, and may also adopt multiple modes at the same time, since the blowing structures are multiple and can mostly play a role of blowing dust, so that the present embodiment is not described in detail.

With continued reference to fig. 3, the feeding transmission line 11 and the polishing transmission line 21 both include: a transfer holder 211, a transfer belt 212 mounted on the transfer holder 211, a transfer drive 213 provided at an end side of the transfer holder 212, a recovery hopper 214 provided below the transfer holder 211, and a second recovery tank 215 communicating with the recovery hopper 214. Because the processing environment of panel has led to panel more dust that can fall in the transmission course, some dust can be clear away totally, and some dust can scatter on conveyer belt 212 in addition, if not in time clear up, then the dust can be conveyed to subsequent panel by conveyer belt 212 on, so this embodiment is preferred set up a plurality of fretwork holes on the surface of conveyer belt 212, through the fretwork hole can make the dust fall into the recovery funnel 214 of transmission support 211 below automatically, and then fall into in the second collection box 215.

It should be noted that the putty applying device 30, the painting device 40, and the blanking device 50 are also respectively provided with a transmission line, and the structure of each transmission line is consistent with the structure of the feeding transmission line 11 and the polishing transmission line 21, so the description of this embodiment is omitted. Further, since the rotary blower 23 is provided with a table, which is likely to interfere with the polishing line 21, the rotary blower 23 is preferably disposed in a region between two sets of the polishing lines.

Referring to fig. 4, the putty applying device 30 includes: the putty machine 31 and the first drying component 32; the putty machine 31 is used for repairing and filling up the surface of a plate which is not painted, and filling up the defects, particularly pits, on the surface of the plate, so that the surface uniformity and the utilization rate of the plate are improved. In addition, the putty layer can be used as a primer layer of the plate before the plate is painted, and subsequent rolling painting of other paint layers can be directly performed, so that the painting process of the plate is saved on the basis of improving the utilization rate of the plate, and the production efficiency is improved. After the putty is coated on the surface of the plate, the putty on the surface of the plate is dried by the first drying component 32, and the dried plate enters the subsequent working procedures.

Preferably, a set of polishing devices 20 can be added between the painting device 40 and the putty applying device 50 to improve the roughness of the surface of the putty applied plate, so as to facilitate the subsequent painting operation.

Referring to fig. 5, the painting device 40 includes: a painting mechanism 41 and a second drying assembly 42; the painting mechanisms 41 are generally provided with a plurality of groups, and the number of the second drying assemblies 42 is the same as that of the painting mechanisms 41, that is, after each layer of paint is sprayed, drying is performed. Preferably, the first drying assembly 32 and the second drying assembly 42 both use UV lamps and/or heating systems, which can adjust the corresponding output power according to the conveying speed of the sheet material, so as to ensure the basic working efficiency of the sheet material during painting.

The painting mechanism 41 includes: at least one set of painting roller 411, a guide roller 412 tangent to the surface of the painting roller 411, a painting drive 413 driving the painting roller 411 in rotation, and a painting assembly 424 arranged above the tangent of the guide roller 412 to the painting roller 411, the painting assembly 414 comprising: a plurality of spray heads 4141 arranged axially along the paint roller 411, a paint tank in communication with the spray heads, and a paint pump for driving paint in the paint tank to the spray heads. Specifically, the paint pump presses the paint in the paint bucket into the paint spray nozzle 4141, the paint spray nozzle 4141 uniformly sprays the paint in the area between the guide roller 412 and the painting roller 411, and the guide roller 412 and the painting roller 411 rotate tangentially to enable the paint to be uniform, so that uniform roller coating on the surface of the plate is realized. The rolled plate is dried by the second drying assembly 42.

Further, due to the arrangement of the putty applying device 30 in the present embodiment, although the painting devices 40 in the present embodiment may be provided in multiple sets, the painting devices 40 are mainly configured to paint the sheet with the top coat and the clear coat, and optionally, the painting devices 40 are not used for applying the primer.

It will be apparent to those skilled in the art that various changes and modifications may be made to the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A panel painting line, characterized by comprising: the device comprises a feeding device, a polishing device, a putty coating device, at least one group of painting devices and a discharging device; wherein the content of the first and second substances,

2. The sheet painting production line according to claim 1, wherein the dust suction mechanism comprises a dust suction hood, an air suction pipeline communicated with the dust suction hood, a first recovery box arranged at the end part of the air suction pipeline, and an exhaust fan connected with the air suction pipeline.

3. The sheet painting line of claim 2, wherein the stock stop comprises: the baffle and the control baffle drive that the baffle goes up and down, the baffle slides and sets up in the terminal surface department of suction hood.

4. The sheet painting line of claim 1, wherein the feeding and grinding lines each comprise: the conveying bracket, install conveyer belt, setting on the conveying bracket are in the transmission drive, the setting of tip one side of conveying bracket are in the recovery funnel of conveying bracket below and with the second collection box of recovery funnel intercommunication, wherein, the surface of conveyer belt is provided with a plurality of fretwork holes to make the dust fall into the second collection box.

5. The sheet painting line of claim 1, characterized in that said putty applicator comprises: the putty machine comprises a putty machine and a first drying component; the painting device includes: the painting mechanism and the second drying assembly; the first drying component and the second drying component both adopt UV lamp tubes and/or heating systems.

6. The sheet painting line of claim 5, wherein said painting mechanism comprises: the paint spraying device comprises at least one group of paint spraying rollers, a guide roller tangent to the surface of the paint spraying rollers, a paint spraying drive driving the paint spraying rollers to rotate, and a paint spraying assembly arranged above the tangent position of the guide roller and the paint spraying rollers.

7. The board painting line according to claim 6, characterized in that said painting assembly comprises: the paint roller comprises a plurality of spray heads arranged along the axial direction of the paint roller, a paint bucket communicated with the spray heads and a paint pump used for driving paint in the paint bucket to the spray heads.

8. The sheet painting line according to claim 1, characterized in that said blowing assemblies are provided in two groups, respectively above and below the worktable, each group comprising: a fan and/or a blower.

9. The sheet painting line according to claim 8, characterized in that a plurality of said fans are provided, each of which is disposed above the worktable, and the plurality of fans simultaneously blow the surface of the sheet; the blower is arranged below the workbench, and a blowing port of the blower is pointed to the feeding roller by the discharging roller.