CN217664154U

CN217664154U - Full-automatic inside and outside plastic-coated apparatus for producing of steel pipe

Info

Publication number: CN217664154U
Application number: CN202221220493.6U
Authority: CN
Inventors: 李文志; 李文庆
Original assignee: Tianjin Xin Tian Pipeline Technology Co ltd
Current assignee: Tianjin Xin Tian Pipeline Technology Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-10-28
Anticipated expiration: 2032-05-19

Abstract

The utility model discloses a full-automatic inside and outside plastic-coated apparatus for producing of steel pipe relates to steel pipe plastic-coated technical field, including first nozzle pole, first backing roll, second backing roll, steel pipe, fixed nozzle is provided with a plurality ofly, and is a plurality of fixed nozzle locates the outer wall of first nozzle pole. The utility model discloses a set up coupling mechanism and drive mechanism, when realizing that the motor drives the transmission shaft pivoted, make the synchronous incorgruous rotation of first backing roll and second backing roll, thereby make the steel pipe rotate, meanwhile, the driven shaft drives reciprocal lead screw and rotates, when the transmission piece removes to being close to steel pipe one end, the transmission piece drives the connecting block and removes, make the connecting block drive the inside that the second nozzle pole removed and extended to the steel pipe, use through mutually supporting of above part, when making the steel pipe rotate, it uses inner wall and the outer wall of steel pipe to remove nozzle and fixed nozzle cooperation and carries out the spraying, improve spraying efficiency greatly.

Description

Full-automatic inside and outside plastic-coated apparatus for producing of steel pipe

Technical Field

The utility model relates to a steel pipe plastic-coated technical field specifically is a steel pipe full-automatic inside and outside plastic-coated apparatus for producing.

Background

The steel tube, have hollow cross section, its length is far greater than the steel of diameter or girth, divide into round, square, rectangle and special-shaped steel tube according to the cross-sectional shape, divide into the structural steel tube of carbon element, structural steel tube of low alloy, alloy steel tube and compound steel tube according to the material, divide into the use of the pipeline, engineering structure, heat engineering equipment use, petrochemical industry use, machine-building, geological drilling, steel tube, etc. for high-pressure equipment according to the material, divide into seamless steel tube and welded steel tube according to the production technology, wherein the seamless steel tube divides into hot rolling and cold rolling (drawing) two kinds, the welded steel tube divides into the straight seam welded steel tube and spiral seam welded steel tube, the steel tube not only is used for transporting fluid and powdery solid, exchanging heat energy, making mechanical part and container, it is an economic steel, make the structural net rack, pillar and mechanical support with the steel tube, can lighten weight, save 20-40% of metal, and can realize the mechanized construction of factory, not only can save steel, can save the steel tube and simplify the construction, but also can greatly reduce the area of the protective layer of coating, save investment and maintenance expenses, the steel tube is that the pipeline processes actions such as the pre-processing, heating, painting, the decorative layer of coating, etc. can cover the surface of the non-metal to the production device, can use and cover the non-metal.

When plastic coating is carried out on the steel pipe, the steel pipe is usually placed on two counter-rotating supporting rolls through hoisting equipment, the steel pipe is supported through the supporting rolls to rotate, then plastic coating operation is carried out on the outer portion of the steel pipe through a fixed nozzle, then a fixed movable rod with a nozzle extends to the inner portion of the steel pipe through manual work, plastic coating is carried out on the inner wall of the steel pipe, the labor intensity of workers is high, and the plastic coating efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems of high labor intensity of workers and low plastic coating efficiency, the full-automatic internal and external plastic coating production device for the steel pipe is provided.

In order to achieve the above purpose, the utility model provides a following technical scheme: a full-automatic steel pipe internal and external plastic coating production device comprises a first nozzle rod, a plurality of first support rollers, a second support roller, a steel pipe and fixed nozzles, wherein the fixed nozzles are arranged on the outer wall of the first nozzle rod, the steel pipe is arranged below one side of the first nozzle rod, the number of the first support rollers is two, the two first support rollers are arranged at the bottom end of the steel pipe and are symmetrically distributed at the two end parts of the steel pipe, the second support roller is arranged at one side of the first support roller, one end of the first support roller is provided with a transmission case, the interior of the transmission case is provided with a motor, one end of the motor is provided with a connecting mechanism, and the interior of the transmission case is provided with a linkage mechanism; the connecting mechanism comprises a transmission shaft arranged at the output end of the motor, one end of the transmission shaft penetrates through the transmission box and is fixedly connected with the first supporting roller, a driving gear is fixedly sleeved on the outer wall of the transmission shaft in the transmission box, a driven gear is arranged on one side of the driving gear, a driven shaft penetrating through the transmission box is arranged in the driven gear, and one end of the driven shaft is fixedly connected with one end of the outer wall of the second supporting roller; the link gear is including locating the reciprocal lead screw of driven shaft one end, the outer wall of reciprocal lead screw has cup jointed the transmission piece, the top of transmission piece is provided with and runs through the connecting block on transmission case top, one side fixedly connected with second nozzle rod of connecting block, the one end of second nozzle rod is provided with the removal nozzle.

So, use lifting device to hoist and mount the steel pipe to the top of first backing roll and second backing roll, it rotates to drive the transmission shaft through the motor, when making the transmission shaft drive first backing roll pivoted, the transmission shaft drives the driving gear and rotates, make the driving gear drive driven gear and rotate, driven gear drives the driven shaft and rotates, make the driven shaft drive second backing roll antiport, thereby make the steel pipe rotate, meanwhile, the driven shaft drives reciprocal lead screw and rotates, make the transmission piece along the outer wall reciprocating motion of reciprocal lead screw, when the transmission piece is to being close to steel pipe one end and removing, the transmission piece drives the connecting block and removes, make the connecting block drive the inside that the second nozzle pole removed and extended to the steel pipe, use through the mutually supporting of above part, when making the steel pipe rotate, mobile nozzle and fixed nozzle cooperate and use inner wall and the outer wall of steel pipe to carry out the spraying.

As a further aspect of the present invention: a movable groove is formed in the top end of the transmission case, the inner wall of the movable groove is matched with the outer wall of the connecting block, fixed rollers are rotatably mounted at two end portions of the movable groove in the transmission case, and sealing belts are sleeved on the outer walls of the two fixed rollers; two ends of the sealing belt are fixedly connected with the outer wall of the connecting block through viscose respectively, the outer wall of the sealing belt is attached to the bottom end of the inner wall of the transmission case, and the fixed roller is rotatably connected with the inner wall of the transmission case through a rotating shaft and a bearing.

So, through setting up the shifting chute, make the transmission piece along the outer wall reciprocating motion of reciprocal lead screw simultaneously, the connecting block carries out spacing rotation installation to the fixed roll through axis of rotation and bearing along the inner wall spacing removal of shifting chute, when making the transmission piece remove, and the sealing strip carries out spacing rotation through the fixed roll to make the sealing strip seal up the shifting chute, avoid spraying coating to get into inside the transmission case by the shifting chute.

As a further aspect of the present invention: the inner wall of transmission piece be provided with the outer wall assorted guide post of reciprocal lead screw, the one end of reciprocal lead screw with the one end of driven shaft is through welded fastening connection, the other end of reciprocal lead screw with the one end of transmission case is passed through the bearing and is rotated the connection, the inside of transmission piece is provided with the spread groove.

So, rotate through the driven shaft and drive reciprocal lead screw and rotate, make the drive block carry out spacing removal along the outer wall of reciprocal lead screw, through setting up the spread groove, the sealing strip of being convenient for runs through the drive block and carries out spacing rotation.

As a further aspect of the present invention: the motor is fixedly installed inside the transmission box through a rack, the output end of the motor is connected with the transmission shaft through a coupler, the transmission shaft and the joint of the driven shaft and the transmission box are rotationally connected through a bearing, and the driving gear is meshed with the driven gear.

So, through the frame with motor stable installation in the inside of transmission case, make the motor drive the spacing rotation of transmission shaft, the transmission shaft drives the driving gear and rotates to drive driven gear antiport, thereby realize that transmission shaft and driven shaft are synchronous to different directions and rotate.

As a further aspect of the present invention: the movable nozzle and the fixed nozzle are connected with a coating pool through a guide pipe and a high-pressure pump, and the two second nozzle rods are arranged in a staggered mode.

So, spray paint through moving nozzle, can be when the steel pipe rotates, carry out spraying paint to the inner wall of steel pipe, meanwhile, fixed nozzle carries out spraying paint in step to the outer wall of steel pipe, and two crisscross settings of second nozzle pole can make two second nozzle poles extend to inside the steel pipe by two tip of steel pipe, avoid two second nozzle poles to remove the interference.

Compared with the prior art, the beneficial effects of the utility model are that:

through setting up coupling mechanism and drive mechanism, realize using lifting device to hoist the steel pipe to the top of first backup roll and second backing roll, it rotates to drive the transmission shaft through the motor, when making the transmission shaft drive first backup roll pivoted, the transmission shaft drives the driving gear and rotates, make the driving gear drive driven gear and rotate, driven gear drives the driven shaft and rotates, make the driven shaft drive second backing roll antiport, thereby make the steel pipe rotate, meanwhile, the driven shaft drives reciprocal lead screw and rotates, make the transmission piece along the outer wall reciprocating motion of reciprocal lead screw, when the transmission piece is to being close to steel pipe one end and moving, the transmission piece drives the connecting block and removes, make the connecting block drive the inside that the second nozzle pole removed and extended to the steel pipe, through the use of mutually supporting of above parts, when making the steel pipe rotate, movable nozzle and fixed nozzle cooperation are used and carry out the spraying to the inner wall and the outer wall of steel pipe, greatly improved spraying efficiency.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a sectional view of the structure of the transmission case and the steel tube of the present invention;

fig. 3 is an enlarged schematic view of the utility model at a in fig. 2;

fig. 4 is an enlarged schematic view of the utility model at the point B in fig. 2;

fig. 5 is a schematic connection diagram of the connection mechanism of the present invention.

In the figure: 1. a first nozzle bar; 2. a transmission case; 3. a first support roller; 4. a second support roller; 5. a motor; 6. a connecting mechanism; 601. a drive shaft; 602. a driving gear; 603. a driven shaft; 604. a driven gear; 7. a linkage mechanism; 701. a reciprocating screw rod; 702. a transmission block; 703. connecting blocks; 704. a second nozzle bar; 705. moving the nozzle; 8. a moving groove; 9. sealing tape; 10. a steel pipe; 11. connecting grooves; 12. a fixed roller; 13. the nozzle is fixed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, in an embodiment of the present invention, a full-automatic steel pipe inside and outside plastic coating production apparatus includes a first nozzle rod 1, a first support roller 3, a second support roller 4, a steel pipe 10, and a plurality of fixed nozzles 13, where the plurality of fixed nozzles 13 are disposed on an outer wall of the first nozzle rod 1, the steel pipe 10 is disposed below one side of the first nozzle rod 1, the first support rollers 3 are provided with two, the two first support rollers 3 are disposed at a bottom end of the steel pipe 10 and symmetrically distributed at two end portions of the steel pipe 10, the second support roller 4 is disposed at one side of the first support roller 3, one end of the first support roller 3 is provided with a transmission case 2, a motor 5 is disposed inside the transmission case 2, one end of the motor 5 is provided with a connecting mechanism 6, and the inside of the transmission case 2 is provided with a linkage mechanism 7; coupling mechanism 6 is including locating the transmission shaft 601 of motor 5 output, the one end of transmission shaft 601 runs through transmission case 2 and first supporting roller 3 fixed connection, the inside outer wall that is located transmission shaft 601 of transmission case 2 cup joints and is fixed with driving gear 602, one side of driving gear 602 is provided with driven gear 604, the inside of driven gear 604 is provided with the driven shaft 603 that runs through transmission case 2, the one end of driven shaft 603 and the outer wall one end fixed connection of second backing roll 4, link gear 7 is including the reciprocal lead screw 701 of locating driven shaft 603 one end, the outer wall of reciprocal lead screw 701 has cup jointed transmission block 702, the top of transmission block 702 is provided with the connecting block 703 that runs through the transmission case 2 top, one side fixedly connected with second nozzle pole 704 of connecting block 703, the one end of second nozzle pole 704 is provided with removal nozzle 705.

In this embodiment: the steel pipe 10 is hoisted to the top ends of a first supporting roller 3 and a second supporting roller 4 by using hoisting equipment, a motor 5 drives a transmission shaft 601 to rotate, the transmission shaft 601 drives the first supporting roller 3 to rotate, the transmission shaft 601 drives a driving gear 602 to rotate, the driving gear 602 drives a driven gear 604 to rotate, the driven gear 604 drives a driven shaft 603 to rotate, the driven shaft 603 drives the second supporting roller 4 to rotate in the reverse direction, so that the steel pipe 10 rotates, meanwhile, the driven shaft 603 drives a reciprocating screw rod 701 to rotate, a transmission block 702 reciprocates along the outer wall of the reciprocating screw rod 701, when the transmission block 702 moves towards one end close to the steel pipe 10, the transmission block 702 drives a connection block 703 to move, so that the connection block 703 drives a second nozzle rod 704 to move and extend to the inside of the steel pipe 10, and when the steel pipe 10 rotates, a movable nozzle 705 and a fixed nozzle 13 are matched to spray the inner wall and the outer wall of the steel pipe 10.

Please refer to fig. 2, fig. 3 and fig. 4, the top end of the transmission case 2 is provided with a moving groove 8, the inner wall of the moving groove 8 is matched with the outer wall of the connecting block 703, two ends of the transmission case 2 located at the moving groove 8 are rotatably provided with fixed rollers 12, the outer walls of the two fixed rollers 12 are sleeved with sealing belts 9, two ends of the sealing belts 9 are fixedly connected with the outer wall of the connecting block 703 through viscose respectively, the outer wall of the sealing belt 9 is attached to the bottom end of the inner wall of the transmission case 2, and the fixed rollers 12 are rotatably connected with the inner wall of the transmission case 2 through a rotating shaft and a bearing.

In this embodiment: through setting up shifting chute 8, make driving block 702 along reciprocating lead screw 701's outer wall reciprocating motion simultaneously, connecting block 703 carries out spacing rotation installation through axis of rotation and bearing to fixed roll 12 along the inner wall spacing removal of shifting chute 8, when making driving block 702 remove, sealing strip 9 carries out spacing rotation through fixed roll 12 to make sealing strip 9 seal up shifting chute 8, avoid spraying coating to get into inside transmission case 2 by shifting chute 8.

Referring to fig. 3 and 4 again, the inner wall of the transmission block 702 is provided with a guide post matching with the outer wall of the reciprocating screw rod 701, one end of the reciprocating screw rod 701 is fixedly connected with one end of the driven shaft 603 by welding, the other end of the reciprocating screw rod 701 is rotatably connected with one end of the transmission case 2 by a bearing, and the transmission block 702 is internally provided with a connection groove 11.

In this embodiment: the driven shaft 603 rotates to drive the reciprocating screw rod 701 to rotate, the transmission block 702 carries out limiting movement along the outer wall of the reciprocating screw rod 701, and the sealing belt 9 convenient to penetrate through the transmission block 702 to carry out limiting rotation by arranging the connecting groove 11.

Please refer to fig. 4 and 4, the motor 5 is fixedly installed inside the transmission case 2 through the frame, the output end of the motor 5 is connected with the transmission shaft 601 through the coupling, the connection between the transmission shaft 601 and the driven shaft 603 and the transmission case 2 is rotatably connected through the bearing, and the driving gear 602 is engaged with the driven gear 604.

In this embodiment: the motor 5 is stably arranged inside the transmission case 2 through the frame, so that the motor 5 drives the transmission shaft 601 to rotate in a limiting way, the transmission shaft 601 drives the driving gear 602 to rotate and drives the driven gear 604 to rotate in the opposite direction, and the transmission shaft 601 and the driven shaft 603 synchronously rotate in different directions.

Referring to fig. 1 and 2, the movable nozzle 705 and the fixed nozzle 13 are connected to the paint reservoir through a pipe and a high pressure pump, and two second nozzle bars 704 are alternately arranged.

In this embodiment: the movable nozzle 705 is used for spraying the coating, the coating can be sprayed on the inner wall of the steel pipe 10 while the steel pipe 10 rotates, meanwhile, the fixed nozzle 13 is used for synchronously spraying the coating on the outer wall of the steel pipe 10, the two second nozzle rods 704 are arranged in a staggered mode, the two second nozzle rods 704 can extend into the steel pipe 10 from the two end portions of the steel pipe 10, and the movement interference of the two second nozzle rods 704 is avoided.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The full-automatic inner and outer plastic-coated steel pipe production device comprises a first nozzle rod (1), a first support roller (3), a second support roller (4), a steel pipe (10) and a fixed nozzle (13), wherein the fixed nozzle (13) is arranged on the outer wall of the first nozzle rod (1), the steel pipe (10) is arranged below one side of the first nozzle rod (1), the first support roller (3) is arranged at the bottom end of the steel pipe (10), the second support roller (4) is arranged on one side of the first support roller (3), the full-automatic inner and outer plastic-coated steel pipe production device is characterized in that one end of the first support roller (3) is provided with a transmission case (2), a motor (5) is arranged inside the transmission case (2), one end of the motor (5) is provided with a connecting mechanism (6), and a linkage mechanism (7) is arranged inside the transmission case (2);

coupling mechanism (6) are including locating transmission shaft (601) of motor (5) output, the outer wall of transmission shaft (601) is cup jointed and is fixed with driving gear (602), one side of driving gear (602) is provided with driven gear (604), the inside of driven gear (604) is provided with driven shaft (603).

2. The full-automatic production device for the inner and outer plastic-coated steel tubes according to claim 1, wherein the linkage mechanism (7) comprises a reciprocating screw rod (701) arranged at one end of the driven shaft (603), a transmission block (702) is sleeved on the outer wall of the reciprocating screw rod (701), a connection block (703) is arranged at the top end of the transmission block (702), a second nozzle rod (704) is fixedly connected to one side of the connection block (703), and a movable nozzle (705) is arranged at one end of the second nozzle rod (704).

3. The full-automatic production device for the inner and outer plastic-coated steel tubes according to claim 2, characterized in that a moving groove (8) is formed in the top end of the transmission box (2), fixed rollers (12) are mounted at two end portions of the moving groove (8), and sealing belts (9) are sleeved on the outer walls of the two fixed rollers (12).

4. The full-automatic production device for the inner and outer plastic-coated steel tubes according to claim 3, characterized in that the fixed roller (12) is rotatably connected with the inner wall of the transmission case (2).

5. The full-automatic steel pipe internal and external plastic coating production device according to claim 2, wherein a guide post is arranged on the inner wall of the transmission block (702), one end of the reciprocating screw rod (701) is fixedly connected with one end of the driven shaft (603), the other end of the reciprocating screw rod (701) is rotatably connected with one end of the transmission box (2), and a connection groove (11) is arranged inside the transmission block (702).

6. The full-automatic plastic-coated steel pipe inside and outside production device according to claim 1, characterized in that the connection between the transmission shaft (601) and the driven shaft (603) and the transmission case (2) is rotationally connected.

7. The automatic plastic-coated steel pipe inside and outside production device as claimed in claim 2, wherein said movable nozzle (705) and said fixed nozzle (13) are connected to a paint tank, and two said second nozzle bars (704) are arranged alternately.