CN114653517A

CN114653517A - Leveling and paint spraying device for thin steel plate

Info

Publication number: CN114653517A
Application number: CN202210580278.5A
Authority: CN
Inventors: 张绍君; 张伟哲; 黄立兵; 朱博学
Original assignee: China 22MCC Group Corp Ltd
Current assignee: China 22MCC Group Corp Ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-06-24
Also published as: CN217491419U

Abstract

The invention discloses a thin steel plate leveling and paint spraying device, and relates to the technical field of steel plate rolling and leveling devices. This device has set up compression roller mechanism, wiper mechanism, the mechanism that sprays paint, can realize through operations such as washing, extrusion plastic, spray paint that the sheet steel is automatic to be corrected, three kinds of operations of clearance, automatic spraying paint, only need cooperate less manpower, drive cylinder, round brush, shower nozzle through the motor and realize above-mentioned function, greatly improve the efficiency of correcting, wasing, spraying paint, labour saving and time saving.

Description

Leveling and paint spraying device for thin steel plate

Technical Field

The invention relates to the technical field of steel plate rolling leveling devices, in particular to a thin steel plate leveling paint spraying device.

Background

In the construction of industrial and civil construction projects, the phenomena of deformation, paint falling and the like of unused or used thin steel plates often occur, and in order to avoid material waste and secondary utilization of materials, the used thin steel plates need to be leveled and painted. The common method is that the waste thin steel plate needs several processes of manual cleaning of attached wastes, shaping, manual painting or paint spraying, and the like, which wastes labor and time and has low efficiency. Or the flatness of the steel plate is firstly adjusted by adopting a rolling machine, then the surface of the steel plate is cleaned and painted, each operation is independently implemented, the occupied area of equipment is large, the construction consumes time, the problems of bending, paint falling and the like are easily caused in the construction operation, so that the reworking is caused for many times, and the production efficiency is low.

Disclosure of Invention

In order to solve the technical problems, the invention provides a leveling and paint spraying device for a thin steel plate, which integrates leveling, cleaning and paint spraying operations into a whole, realizes automatic treatment and garbage cleaning and collection, and realizes an environment-friendly function through a closed design.

In order to realize the technical purpose, the invention adopts the following scheme: the steel sheet leveling and paint spraying device comprises a box body, a power mechanism, a rolling mechanism, a cleaning mechanism and a paint spraying mechanism; one end of the box body is provided with a plate inlet, the other end of the box body is provided with a plate outlet, and a power mechanism, a rolling mechanism, a cleaning mechanism and a paint spraying mechanism are arranged in the box body; the power mechanism comprises a motor and a power roller, the motor is connected with the power roller through a transmission belt, and the power roller is connected with the rolling mechanism through the transmission belt; the rolling mechanism comprises a lower transmission roller and a press roller, wherein the end roller of the lower transmission roller is connected with a power roller through a transmission belt, and the lower transmission rollers are connected in pairs through the transmission belt; a press roller is connected above the lower transmission roller at the end part through a transmission belt and is rotationally connected to the inner wall of the box body; the inner wall of the box body at the inner side of the compression roller is connected with a cleaning mechanism; the cleaning mechanism comprises a cleaning spray head, a connecting pipe and a rolling brush, the rolling brush is connected to the inner wall of the top of the box body, and the rolling brush is connected with the lower transmission roller through a transmission belt; cleaning nozzles are respectively arranged on two sides of the rolling brush and fixed on the inner wall of the top of the box body, the cleaning nozzles are connected with one end of a connecting pipe, and an electromagnetic valve is arranged at the other end of the connecting pipe; the mechanism of spraying paint includes paint shower nozzle and conveyer pipe, and the paint shower nozzle is fixed at the inboard box top inner wall of play board mouth, and the paint shower nozzle links to each other with conveyer pipe one end, and the conveyer pipe other end is provided with the ooff valve.

Compared with the prior art, the invention has the beneficial effects that: the device is provided with a compression roller mechanism, a cleaning mechanism and a paint spraying mechanism, and the automatic correction function of the thin steel plate is realized through twice compression roller extrusion correction; the rolling brush and the lower transmission roller rotate in the same direction to form movement of the rolling brush opposite to the movement direction of the steel plate, so that the function of automatically cleaning attachments on the thin steel plate is realized; the automatic paint spraying function of the thin steel plate is realized by automatically cleaning the spray nozzle and adding the motion of the power roller; only less manpower is needed to be matched, the motor drives the roller, the rolling brush and the spray head to realize the functions, the efficiency of correction, cleaning and paint spraying is greatly improved, and labor and time are saved.

The preferred scheme of the invention is as follows:

still include rubbish discharge structure, rubbish discharge structure includes rubbish export board and garbage collector, and rubbish export board slope sets up on the box lateral wall of underdrive roller below, and rubbish export board links to each other with garbage collector.

The press roller and the rolling brush are respectively sleeved on the connecting shaft, the end part of the connecting shaft is sleeved with a bearing, and the bearing is connected with the inner wall of the box body through an elastic adjusting structure; the elastic adjusting structure comprises a connecting plate, a spring, a screw rod and a base, the inner wall of the top of the box body is fixedly connected with the connecting plate, the side wall of the middle part of the connecting plate is fixedly provided with a connecting block, and a threaded through hole is formed in the connecting block; the lower part of the connecting plate is fixed with a base, the base is connected with one end of a spring, the other end of the spring is connected with the lower end of a bearing of the connecting shaft, the upper end of the bearing of the press roller connecting shaft is abutted against the lower end of a screw rod, and the screw rod is in threaded connection in a connecting block; the connecting plate between the connecting block and the base is provided with a sliding groove, and the bearing is in sliding connection with the sliding groove.

The connecting pipe and the conveying pipe are respectively provided with a pressure gauge.

The exhaust hole has been seted up to the box upper end, and the box outer wall of exhaust hole side is connected with exhaust structure, and exhaust structure includes filter core, top cap and barrel, and the barrel links to each other with the box outer wall, and the cartridge filter core is adorned in the barrel, and the barrel upper end is connected with the top cap through the pole setting.

The inner wall of the bottom of the box body is fixed with a lower sealing steel plate, the inner wall of the top of the box body is connected with a film sealing baffle plate, the lower edge of the film sealing baffle plate is attached to the upper edge of the lower sealing steel plate, and the lower sealing steel plate is connected with the upper end of a garbage outlet plate.

The lower edge of the film sealing baffle is lower than the center positions of the press roller and the lower transmission roller.

Drawings

FIG. 1 is a schematic structural diagram of a steel sheet leveling and painting apparatus according to an embodiment of the present invention;

FIG. 2 is a side view A-A of FIG. 1;

FIG. 3 is a schematic structural diagram of an elastic adjustment structure according to an embodiment of the present invention;

labeled as: 1. a box body; 2. a paint spraying mechanism; 21. a paint sprayer; 22. a delivery pipe; 23. an on-off valve; 3. a power mechanism; 31. a motor; 32. a power roller; 33. a belt pulley; 4. a rolling mechanism; 41. a lower transmission roller; 42. a compression roller; 5. an elastic adjustment structure; 51. a connecting plate; 52. connecting blocks; 53. a screw; 54. a base; 55. a spring; 56. a bearing; 6. a film sealing baffle; 61. sealing the steel plate; 7. a pressure gauge; 71. cleaning the spray head; 72. a connecting pipe; 73. an inlet solenoid valve; 74. rolling and brushing; 8. a waste discharge structure; 81. a waste outlet plate; 82. a garbage collection box; 9. an exhaust structure; 91. a barrel; 92. a top cover; 10. and (4) a steel plate collecting rack.

Detailed Description

The present invention will be described in detail with reference to the following embodiments in order to fully understand the objects, features and effects of the invention, but the present invention is not limited thereto.

Referring to fig. 1 and 2, the leveling and painting device for thin steel sheets according to the present invention comprises a box 1, a power mechanism 3, a rolling mechanism 4, a cleaning mechanism, a painting mechanism 2, etc. The box body 1 is a sealing structure, a plate inlet is formed in the side wall of one end of the box body 1, a plate outlet is formed in the side wall of the other end opposite to the box body, the box body 1 outside the plate outlet is connected with a steel plate collecting frame 10, and a row of unpowered rollers is arranged on the steel plate collecting frame 10. The box body 1 is internally provided with a power mechanism 3, a rolling mechanism 4, a cleaning mechanism and a paint spraying mechanism 2.

Mechanism 2 sprays paint comprises paint sprayer 21, conveyer pipe 22, manometer 7 and ooff valve 23 etc. and the 1 top inner wall of box of play board mouth side is fixed with paint sprayer 21, and paint sprayer 21 and conveyer pipe 22 one end intercommunication, and the conveyer pipe 22 other end passes 1 roof of box and links to each other with the paint storage tank, installs the ooff valve 23 and the manometer 7 of paint on the conveyer pipe 22. A power mechanism 3 is arranged below the paint spray head 21. The steel sheet leveling and paint spraying device is further provided with a PLC, the transmitting end of the infrared correlation inductive switch is installed on the inner wall of the top plate of the box body above the paint spray nozzle 21, and the receiving end of the infrared correlation inductive switch is installed on the bottom plate of the box body below the paint spray nozzle 21. The infrared correlation inductive switch and the switch valve 23 are respectively and electrically connected with the PLC. When the thin steel plate reaches the lower part of the paint spraying mechanism 2, the receiving end of the infrared correlation inductive switch can not receive infrared rays, and the paint switch valve 23 is opened to spray paint; when the thin steel plate is far away from the paint spraying mechanism 2, the receiving end of the infrared correlation inductive switch receives the infrared rays again, the paint switch valve 23 is closed, and paint spraying is stopped.

The power mechanism 3 comprises a motor 31, a power roller 32 and the like, wherein the motor 31 is fixed on the inner wall of the box body 1 at the outlet side of the plate, an output shaft of the motor 31 is connected with the power roller 32 through a transmission belt, and the power roller 32 is rotatably connected with the middle position of the box body 1. The power roller 32 is connected to the roller press 4 by a belt.

The rolling mechanism 4 comprises five lower transmission rollers 41 and five press rollers 42, and the lower transmission rollers 41 are uniformly arranged in the middle of the box body 1 on the left side of the power roller 32. The rotating shaft of each lower transmission roller 41 is connected with a multi-groove belt pulley 33 in a key mode, the multi-groove belt pulleys 33 of two adjacent lower transmission rollers 41 are connected through a transmission belt, the multi-groove belt pulley 33 of the lower transmission roller 41 adjacent to the power roller 32 is connected with the power roller 32 through the transmission belt, and the power of the motor 31 is sequentially transmitted to each lower transmission roller 41 through the power roller 32. The right above the lower transmission roller 41 at the two ends is respectively provided with a press roller 42, the press rollers 42 are sleeved on a connecting shaft, a belt pulley 33 is connected on the connecting shaft through a key, the belt pulley 33 on the press roller is connected with the multi-groove belt pulley 33 of the lower transmission roller 41 right below through a transmission belt arranged in a crossed manner, and the rotation directions of the press rollers 42 and the lower transmission roller 41 are opposite. Two ends of the connecting shaft are respectively sleeved on bearings 56, and the bearings 56 are connected with the inner wall of the top of the box body 1 through the elastic adjusting structure 5.

Referring to fig. 3, the elastic adjustment structure 5 is composed of a connection plate 51, a spring 55, a base 54, a screw 53, and the like, the inner wall of the top of the box 1 is fixedly connected with the upper end of the connection plate 51, a connection block 52 is fixed on the middle or upper outer side wall of the lower end of the connection plate 51, and a vertical threaded through hole is formed in the connection block 52. The outer side wall of the lower part of the connecting plate 51 is fixedly connected with a base 54, the upper surface of the base 54 is connected with one end of a spring 55, the other end of the spring 55 is connected with the lower side wall of a bearing 56, the upper side wall of the bearing 56 is abutted against the lower end of a screw 53, and the screw 53 is in threaded connection in the connecting block 52. A sliding groove is formed in a connecting plate 51 between the connecting block 52 and the base 54, and under the dual effects of the abutting of the screw 53 and the spring 55, the bearing 56 moves up and down in the sliding groove, so that the adjustment of the extrusion force between the steel plate and the press roller 42 and the friction force between the steel plate and the rolling brush 74 is realized.

The movable film sealing baffle 6 is fixed on the top of the box body 1 on the right side of the compression roller 42 on the plate outlet side, and the lower edge of the film sealing baffle 6 is lower than the central position of the connecting line of the compression roller 42 and the lower transmission roller 41. The upper edge of the film sealing baffle 6 is fixedly connected, the lower edge can swing freely, a vertical sealing steel plate 61 is lapped below the film sealing baffle 6, the sealing steel plate 61 is fixed on the side wall of the box body 1, the film sealing baffle 6 and the sealing steel plate 61 are connected up and down to divide the box body 1 into two parts, one part is used for decontamination and leveling, the other part is used for painting, and the two parts are not influenced by each other. When no steel plate needing to be processed passes through, the film sealing baffle 6 and the lower steel plate have the functions of separating dirt and spraying paint, and when the steel plate passes through, the lower edge of the film sealing baffle 6 and the steel plate are combined to have a sealing effect.

The inner wall of the top of the upper box body 1 of the lower transmission roller 41 is connected with a cleaning mechanism, and the cleaning mechanism comprises a cleaning spray head 71, a connecting pipe 72, a rolling brush 74 and the like. The rolling brush 74 is arranged right above the middle lower transmission roller 41, connecting shafts are fixed at two ends of the rolling brush 74 and are in key connection with the bearings 56, the bearings 56 are connected with the elastic adjusting structures 5, and the elastic adjusting structures 5 are connected with the inner wall of the top of the box body 1. The belt pulley 33 is connected to the connecting shaft of the rolling brush 74 through a key, the belt pulley 33 is connected with the middle lower transmission roller 41 which is positioned right below the rolling brush 74 through a transmission belt, and the rolling brush 74 and the lower transmission roller 41 rotate in the same direction. The steel wires are fixed to the surface of the rolling brush 74, and the steel wires are used to clean the attachments on the thin steel plate. The cleaning spray head 71 is fixed on the inner wall of the top of the box body 1 at two sides of the rolling brush 74 through the elastic adjusting structure 5, the cleaning spray head 71 is connected with one end of a connecting pipe 72, the other end of the connecting pipe 72 penetrates through the top wall of the box body 1 to be connected with an air source or a pressurized liquid storage tank, and an inlet electromagnetic valve 73 is installed at the connecting end part of the connecting pipe 72 and the air source or the pressurized liquid storage tank. The connection pipe 72 is provided with a pressure gauge 7. The cleaning heads 71 are arranged in a row in the width direction of the steel sheet. In order to save energy, infrared correlation sensors may be provided at the positions of the cleaning nozzle 71 and the rolling brush 74 to detect the position of the steel plate, thereby automatically opening and closing the cleaning nozzle 71 and the rolling brush 74.

The lateral wall of the lower box body 1 of the lower transmission roller 41 is fixed with a garbage discharging structure 8, the garbage discharging structure 8 comprises a garbage outlet plate 81, a garbage collecting box 82 and the like, the garbage outlet plate 81 is obliquely fixed on the inner wall of the box body 1 below the lower transmission roller 41, and the lower end of the garbage outlet plate 81 penetrates through the lateral wall of the box body 1 and is communicated with the garbage collecting box 82 outside the box body 1. When the thin steel plate moves on the lower transmission roller 41, the cleaning structure sweeps attachments on the steel plate downwards, the attachments fall onto the garbage outlet plate 81 from gaps on two sides of the lower transmission roller 41 and enter the garbage collection box 82 under the action of gravity, and therefore closed garbage collection is achieved. The garbage outlet plate 81 is a smooth steel plate with a small friction coefficient, so that the phenomenon that dirt cannot slide down to cause dirt accumulation or equipment damage is prevented.

The top of the box body 1 is provided with an exhaust hole, and the outer wall of the box body 1 around the exhaust hole is connected with an exhaust structure 9. Exhaust structure 9 comprises barrel 91, filter core and top cap 92, and barrel 91 lower extreme is fixed on exhaust hole 1 outer wall all around, is fixed with the filter core in the barrel 91, and barrel 91 upper portion is passed through the pole setting and is linked to each other with top cap 92, and the gas that produces in the box 1 filters the back through the filter core and is discharged by barrel 91 upper end, and top cap 92 plays and hides the rain effect. The filter core is the dry-type filter core that can adsorb small-size granule or dust, reduces the injury to external environment pollution and operating personnel, has the environmental protection effect.

All the lower driving roller 41, the compression roller 42 and the roller brush 74 are connected with the mounting frame on the side wall of the box body 1 by using the sliding bearing 56 with the press sealing ring, and the sealing ring prevents hard dirt from entering the bearing 56 to cause damage.

The operation steps are as follows:

1. the motor 31 is started to drive all the equipment to operate, and the operation stability is checked.

2. The inlet solenoid valve 73 and the paint on-off valve 23 are manually opened and the pressure is checked, and the paint on-off valve 23 is closed after the check is finished.

3. And (4) putting the thin steel plate needing to be corrected, cleaned and painted into the plate inlet of the equipment.

4. The thin steel plate put into the plate inlet conveys the thin steel plate to the plate outlet end through the lower transmission roller 41.

5. During the conveying process, the press roller 42 extrudes the thin steel plate to correct the flatness of the steel plate, the cleaning spray head 71 and the rolling brush 74 remove attachments, the attachments automatically reach a garbage collector, and the paint spray head 21 starts spraying paint after the infrared correlation inductive switch senses the thin steel plate.

The functions of primary straightening and cleaning the large-volume attached objects on the thin steel plate are realized by the extrusion of the first press roll 42, and the function of cleaning the large-volume attached objects after falling off is realized by injecting compressed air through the first cleaning spray head 71; when passing through the steel brush roller brush 74, the upper roller brush 74 on the thin steel plate rotates in the same direction as the lower transmission roller 41, the rotating direction of the roller brush is opposite to the traveling direction of the steel plate, and most attachments on the thin steel plate are removed through relative reverse movement and brush cleaning. And blowing by secondary compressed air to realize the function of cleaning all attachments, and after the four treatments, primarily correcting the thin steel plate and completely cleaning the attachments. The attachments slide down to a garbage collector through a bottom garbage outlet plate 81, and finally are secondarily corrected through a second compression roller 42, the corrected thin steel plate enters a paint spraying area through a film sealing baffle 6, and the painted thin steel plate is collected on a steel plate receiving frame through a plate outlet and is completely collected.

6. In order to realize the environment-friendly effect, all thin steel plates on the periphery of the equipment are sealed, steel plates and garbage outlets are sealed by flexible materials, and the top of the equipment is provided with a filtering device exhaust port to ensure that the gas emission reaches the standard.

Finally, it is noted that: the above-mentioned list is only the preferred embodiment of the present invention, and naturally those skilled in the art can make modifications and variations to the present invention, which should be considered as the protection scope of the present invention provided they are within the scope of the claims of the present invention and their equivalents.

Claims

1. A steel sheet leveling and paint spraying device comprises a box body, a power mechanism, a rolling mechanism, a cleaning mechanism and a paint spraying mechanism; it is characterized in that the preparation method is characterized in that,

one end of the box body is provided with a plate inlet, the other end of the box body is provided with a plate outlet, and a power mechanism, a rolling mechanism, a cleaning mechanism and a paint spraying mechanism are arranged in the box body;

the power mechanism comprises a motor and a power roller, the motor is connected with the power roller through a transmission belt, and the power roller is connected with the rolling mechanism through the transmission belt;

the rolling mechanism comprises a lower transmission roller and a press roller, wherein the end roller of the lower transmission roller is connected with a power roller through a transmission belt, and the lower transmission rollers are connected in pairs through the transmission belt; a press roller is connected above the lower transmission roller at the end part through a transmission belt and is rotationally connected to the inner wall of the box body; the inner wall of the box body at the inner side of the compression roller is connected with a cleaning mechanism;

the cleaning mechanism comprises a cleaning spray head, a connecting pipe and a rolling brush, the rolling brush is connected to the inner wall of the top of the box body, and the rolling brush is connected with the lower transmission roller through a transmission belt; cleaning spray heads are respectively arranged on two sides of the rolling brush and fixed on the inner wall of the top of the box body, the cleaning spray heads are connected with one end of a connecting pipe, and an electromagnetic valve is arranged at the other end of the connecting pipe;

the mechanism of spraying paint includes paint shower nozzle and conveyer pipe, and the paint shower nozzle is fixed at the inboard box top inner wall of play board mouth, and the paint shower nozzle links to each other with conveyer pipe one end, and the conveyer pipe other end is provided with the ooff valve.

2. The steel sheet leveling and paint spraying apparatus as claimed in claim 1, further comprising a garbage discharging structure, wherein the garbage discharging structure comprises a garbage outlet plate and a garbage collector, the garbage outlet plate is obliquely disposed on a side wall of the housing below the lower driving roller, and the garbage outlet plate is connected to the garbage collector.

3. The steel sheet leveling and paint spraying apparatus as claimed in claim 1, wherein the press roll and the roll brush are respectively fitted over a connecting shaft, and a bearing is fitted over an end of the connecting shaft and connected to an inner wall of the case through an elastic adjusting structure;

the elastic adjusting structure comprises a connecting plate, a spring, a screw rod and a base, the inner wall of the top of the box body is fixedly connected with the connecting plate, the side wall of the middle part of the connecting plate is fixedly provided with a connecting block, and a threaded through hole is formed in the connecting block; the lower part of the connecting plate is fixed with a base, the base is connected with one end of a spring, the other end of the spring is connected with the lower end of a bearing of the connecting shaft, the upper end of the bearing of the press roller connecting shaft is abutted against the lower end of a screw rod, and the screw rod is in threaded connection in a connecting block;

the connecting plate between the connecting block and the base is provided with a sliding groove, and the bearing is connected with the sliding groove in a sliding manner.

4. The steel sheet leveling and painting apparatus as claimed in claim 1, wherein pressure gauges are installed at the connection pipe and the delivery pipe, respectively.

5. The steel sheet leveling and paint spraying apparatus as claimed in claim 1, wherein the upper end of the tank body is provided with an exhaust hole, an exhaust structure is connected to the outer wall of the tank body beside the exhaust hole, the exhaust structure comprises a filter element, a top cover and a cylinder body, the cylinder body is connected to the outer wall of the tank body, the filter element is filled in the cylinder body, and the top cover is connected to the upper end of the cylinder body through a vertical rod.

6. The thin steel plate leveling and paint spraying device as claimed in claim 1, wherein a lower sealing steel plate is fixed on the inner wall of the bottom of the box body, a film sealing baffle plate is connected to the inner wall of the top of the box body, the lower edge of the film sealing baffle plate is attached to the upper edge of the lower sealing steel plate, and the lower sealing steel plate is connected to the upper end of the garbage outlet plate.

7. The steel sheet leveling and painting apparatus as claimed in claim 6, wherein the lower edge of the sheet sealing dam is lower than the center of the press roll and the lower driving roll.

8. The steel sheet leveling and painting apparatus as claimed in claim 1, wherein a steel sheet collecting rack is attached to a side wall of the case outside the sheet outlet.