CN217045097U - Fire cutting machine system for cutting head and tail of steel plate on line - Google Patents

Abstract

A fire cutting machine system for cutting the head and the tail of a steel plate on line comprises a gantry type fire cutting machine, a deslagging device, a sample plate waste separating device, a dedusting device, a laser length measuring device and two plate end sensors; two flame cutting guns, a plasma cutting gun and a spraying port are respectively arranged on the gantry type flame cutting machine. The code spraying device realizes code spraying identification of the steel plate; and (4) measuring the length of the steel plate accurately in a fixed length mode through a laser length measuring device and a plate end sensor. And after the steel plate is cut, cutting slag and cutting nodules generated in the cutting process of the steel plate are removed through the slag removing device, so that the surface quality of the cut steel plate is ensured. Smoke dust, sparks, cutting slag and cutting nodules generated in the steel plate cutting and deslagging process are collected and treated by a dust removal device and then discharged, so that the environment-friendly effect is achieved. The cut template and waste material are conveyed to corresponding areas through a template waste material separating device.

Description

Fire cutting machine system for cutting head and tail of steel plate on line

Technical Field

The utility model relates to a steel sheet on-line cutting head and the tail mechanism in steel sheet production field especially relates to a solve full steel grade full thickness (thickness 5-150mm) steel sheet head and the tail on-line cutting's equipment.

Background

Currently, there are two main ways of finishing the plate: one is online trimming, and the other is offline fire cutting. The online trimming is to shear the steel plate by an online trimming shear, and has the advantages of high shearing efficiency, high speed and no cutting slag; the disadvantage is that the strength and thickness of the sheared steel plate are limited and cannot be applied to all steel plate size types. The off-line flame cutting is to cut the steel plate off-line by adopting a flame cutting machine, and has the advantages that the off-line flame cutting is not limited by the strength and the thickness of the steel plate; the defects are that the steel plate can only be operated off line, the lifting workload of the steel plate is increased, and the surface of the steel plate after flame cutting has quality problems of cutting slag, cutting tumor and the like. At present, no equipment can meet the requirement of completing fixed-length sampling on a steel plate with the thickness of 5-150mm on line.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an equipment of full-thickness end to end on-line cutting of full steel grade accomplishes the scale sample with 5-150mm thickness steel sheet on line, and the steel sheet need not off-line operation, reduces unnecessary process, improves production efficiency.

The technical scheme of the utility model:

a fire cutting machine system for cutting the head and the tail of a steel plate on line comprises a gantry type fire cutting machine, a deslagging device, a sample plate waste separating device, a dedusting device, a laser length measuring device and two plate end sensors; the gantry type flame cutter comprises a flame cutter frame and a flame cutter rail, the gantry type flame cutter stretches over a steel plate conveying roller way behind the heat treatment furnace, and the flame cutter frame is arranged on the flame cutter rail; the deslagging device is arranged between two steel plate conveying rollers below a main cross beam of the flame cutting machine; the sample plate waste separating device is arranged below the frame of the flame cutting machine and below the steel plate conveying roller way; the laser length measuring device is positioned beside the incoming steel plate conveying roller way; the two plate end sensors are positioned beside the steel plate cutting torch on the side edge of the steel plate conveying roller way; the frame of the flame cutting machine comprises a main frame, an auxiliary frame and a main cross beam, wherein the main frame and the auxiliary frame are arranged at two ends of the main cross beam, the main frame and the auxiliary frame are formed by welding steel plates, the main cross beam is of a box-shaped beam structure, four slide carriages are arranged on the main cross beam, each slide carriage is provided with a driving motor and a lifting body, and a plasma cutting torch, a flame cutting torch and a code spraying device are respectively arranged on the lifting body.

The slag removing device comprises a slag removing head, a slag removing transmission chain wheel, a slag removing device motor and a slag removing device speed reducer. The left shovel blade and the right shovel blade of the slag removing head are arranged on the shovel blade substrate, and the slag removing head is positioned at the top end of the slag removing device. The slag removing motor and the slag removing speed reducer are arranged at the end part of the slag removing device, and the slag removing motor is connected with the transmission chain wheel and pulls the slag removing device to move along the axial direction of the steel plate roller way by a chain.

The sample plate waste material separation device is characterized in that a transmission mechanism is installed at the end part of the sample plate waste material separation device, a track is installed in the middle of the sample plate waste material separation device, a sample piece separation device is installed beside the sample plate waste material separation device, a sample piece receiving plate and a waste material receiving plate are installed on the sample plate waste material separation device, and the sample plate waste material separation device is located below a slag removal device.

The dust removing device comprises a dust remover, a preprocessor and a blowing-sucking type smoke dust trapping air duct system. The blowing-sucking type smoke dust collecting air duct system is located between steel plate conveying roller ways below a frame of the flame cutting machine, the blowing-sucking type smoke dust collecting air duct system is connected with the preprocessor, one section of the preprocessor is connected with the blowing-sucking type smoke dust collecting air duct system, the other section of the preprocessor is connected with the dust remover, and the preprocessor and the dust remover are located on the side edges of the steel plate roller ways.

The plasma cutting torch is used for cutting a steel plate with the thickness less than or equal to 35 mm; the flame cutting torch is used for cutting steel plates with the thickness of more than 35 mm.

Utility model's beneficial effect: the utility model discloses an online fire cutter system of on-line cutting steel sheet head and the tail has combined the advantage of online side cut scissors and off-line fire cutter, has realized that online full-thickness of full steel kind covers. And, plasma cutting is employed for the thin plate. The medium plate is cut by adopting online flame, off-line flame cutting is not needed, the automatic sampling and cutting machine has the functions of automatically sampling, automatically cleaning cutting slag, cutting nodules and the like, the efficiency is higher than that of the traditional off-line flame cutting machine, and manual operation is not needed completely.

Drawings

Fig. 1 is a top view of the overall structure of the torch cutting machine system.

Fig. 2 is a front view of the overall structure of the torch cutting machine system.

Fig. 3 is a front view of the overall structure of the gantry type flame cutting machine.

Fig. 4 is a side view of the dross removal apparatus and sample waste apparatus.

Fig. 5 is a front view of the slag removal apparatus.

Fig. 6 is a top view of the dross removal apparatus.

Fig. 7 is a front view of the sample waste separating apparatus.

Fig. 8 is a top view of the sample scrap separating apparatus.

FIG. 9 is a side view of a sample waste separation cart.

In the figure: 1. a steel plate conveying roller way, 2. a gantry type flame cutter, 3. a flame cutter frame, 4. a plate end sensor, 5. a flame cutter track, 6. a plasma cabinet, 7. a dust removal device, 8. a dust remover, 9. a preprocessor, 10. a smoke dust collecting air duct system, 11. a laser length measuring device, 12. a deslagging device, 13. a slag cleaning head, 14. a sample plate waste separating device transmission mechanism, 15. a sample plate waste separating trolley track, 16. a sample plate waste separating device, 17. a sample plate waste separating trolley, 18. a deslagging device, 19. a slag cleaning head, 20. a main cross beam, 21. a code spraying device, 22. a flame cutting torch, 23. a plasma cutting torch, 24. a main frame, 25. a longitudinal guide rail, 26. an auxiliary frame and 27. a slide carriage; 28. longitudinal driving, 29, a sample piece separating device, 30, a deslagging transmission chain wheel, 31, a right scraper knife, 32, a left scraper knife, 33, a scraper knife base plate, 34, a deslagging device chain, 35, a deslagging device motor, 36, a deslagging device speed reducer, 37, a waste material receiving plate, 38, a sample plate receiving plate, 39, a sample plate waste material device speed reducer, and 40, a sample plate waste material device motor.

Detailed Description

The following description is made with reference to the accompanying drawings and examples.

Fig. 1 and 2 show: a fire cutting machine system for cutting the head and the tail of a steel plate on line comprises a gantry type fire cutting machine 2, a deslagging device 12, a sample plate waste separating device 16, a dust removing device 7, a laser length measuring device 11, two plate end sensors 4 and an electrical control system. Two flame cutting machine rails 5 are arranged on two sides of the steel plate conveying roller way 1, and the gantry type flame cutting machine 2 comprises a flame cutting machine frame 24 and the flame cutting machine rails 5. The gantry type flame cutting machine 2 stretches over the steel plate conveying roller way 1 behind the heat treatment furnace, and the frame 24 of the flame cutting machine is arranged on the rail 5 of the flame cutting machine. A plasma cabinet 6 is mounted adjacent to the torch track 5 for providing plasma to the plasma torch 23. The dust removal device 7 comprises a dust remover 8, a preprocessor 9 and a blowing and sucking type smoke dust collecting air duct system 10, the dust removal device 7 is used for collecting the cutting slag on the lower surface of the steel plate produced by flame cutting, cutting nodules and smoke dust and sparks produced in the flame cutting process through the blowing and sucking type smoke dust collecting air duct system 10 and then sending the collected materials into the preprocessor 9, the preprocessor 9 preprocesses the sparks and large particle matters, and the dust particles harmful to human bodies are filtered through the dust remover. The purified air is discharged indoors through a fan and a silencer. The deslagging device 12 is arranged between two steel plate conveying rollers below the main cross beam of the flame cutting machine. Used for removing cutting slag, cutting tumors and the like on the lower surface of the steel plate generated by flame cutting. The laser length measuring device 11 is installed on the side edge of the incoming steel plate conveying roller way 1 and used for measuring the length of the steel plate in an accurate fixed length mode. Two plate end sensors 4 are installed on the side of the steel plate conveying roller way 1 and beside the steel plate cutting torch and used for accurate positioning of the steel plate cutting position and code spraying of a sample plate.

Fig. 2 and 3 show: the torch car frame 3 includes a main frame 24, a sub-frame 26, and a main cross member 20. The main frame 24 and the sub-frame 26 are installed at both ends of the main cross member 20, the main frame 24 and the sub-frame 26 are formed by tailor welding of steel plates, and the main cross member 20 has a box-type beam structure. Four slide carriages 27 are arranged on the main beam 20, each slide carriage is provided with a driving motor and a lifting body, and the lifting body is respectively provided with a code spraying device 21, a flame cutting torch 22 and a plasma cutting torch 23. The driving motor is used for controlling each slide carriage to independently move so as to control the code spraying device 21, the flame cutting torch 22 and the plasma cutting torch 23 to move left and right. The lifting body controls the code spraying device 21, the flame cutting torch 22 and the plasma cutting torch 23 to move up and down so as to adapt to cutting of steel plates with different thicknesses and code spraying of sample plates. The longitudinal drive 28 is mounted at the end of the torch car frame 3 for driving the torch car frame 3 to move on the longitudinal guide rail 25, so as to realize the reciprocating movement of the torch car frame 3 on the torch rail 5.

FIG. 4 shows: the slag removing device 12 is positioned between two steel plate conveying rollers, and the sample plate waste material separation trolley 17 is positioned below the slag removing device 18. The sample cut by the flame cutting machine falls into the sample waste separating trolley 17 through the sample separating device 29.

Fig. 5 and 6 show: the right scraper 31 and the left scraper 32 on the slag removing head 13 are used for scraping cutting slag and cutting nodules generated by flame cutting on the lower surface of the steel plate. The left and right shovels are mounted on the shovel base plate 33. The slag removing device is pulled by a slag removing device motor 35 and a slag removing device speed reducer 36 through a slag removing transmission chain wheel 30 to move along the axis direction of the steel plate roller way through a chain 34, and the scraper knife performs periodic back and forth movement through a pneumatic motor in the moving process to remove the cutting slag and the cutting tumor on the lower surface of the steel plate.

Fig. 7, 8, and 9 show: the template waste separation cart 17 of the template waste separation device 16 transports the templates and waste materials to and from the template pit and waste pit of fig. 1 on the track 15 by the transmission mechanism 14 through chains. Wherein the templates fall through the sample separation device 29 onto the sample receiving plate 38 and the corresponding waste material falls onto the waste receiving plate 37.

The utility model discloses in, board end sensor and laser length measuring device can purchase outward, adopt current common mature technique.

The utility model discloses a working process:

(1) after the equipment is powered on, the zero point is automatically found and is positioned at the zero point position.

(2) And (3) conveying the steel plate to be flame-cut (with the thickness =20/60mm) to the flame-cut machine frame 3 by the steel plate conveying roller way 1, giving the roller way control right to an electric control system of the flame-cut machine, and when receiving a signal that the steel plate is prepared, conveying the steel plate to the position of the plate end sensor 4 to prepare for cutting.

(3) Request cutting data information from the MES.

(4) According to the cutting data information, the system generates a sample plate, a cutting path with a fixed length and code spraying characters of each sample plate; the contents of the template include the template number, thickness, steel type, "head/tail" and rolling direction arrows.

(5) And automatically selecting a flame cutting torch 22 or a plasma cutting torch 23 to cut according to the thickness information of the steel plate, wherein the thickness of the steel plate is =20mm, and the plasma cutting torch 23 is automatically selected to cut. (the thickness of the steel plate is =60mm, and the flame cutting torch 22 is automatically selected for cutting.) smoke particles generated in the cutting process enter the dust remover 8 of the preprocessor 9 through the smoke trapping air duct system 10 for processing.

(6) The edge of the steel plate is automatically detected, and the head of the steel plate is scanned and detected by the plate end sensor 4.

(7) The laser length measuring device 11 measures the total length of the conveying steel plate, and automatically generates a cutting plan and a cutting path according to the actual measured length and the cutting requirement.

(8) Cutting the tail waste into small strips of 400mm each time; the code spraying device 21 sprays the cut template.

(9) The cut sample plate and the waste material are automatically separated by a sample piece separating device 29;

(10) after the steel plate is cut, the deslagging device 12 props the cylinder against the bottom of the steel plate, and the cylinder moves in the width direction to remove slag.

(11) All cutting processes are completed and the separated sample/waste is transferred by the sample waste cart 17 to the sample/waste pick-up zone, respectively.

(12) After each shift, the sample plate and the scrap steel in the pit are sucked into the corresponding vehicle by the overhead vehicle magnetic disc.

(13) returning the cut information to the secondary remote monitoring system, and storing and counting to generate a production report.

(14) The frame 3 of the flame cutting machine returns to the flame cutting point, and the second step is circulated.

Claims (4)

1. The utility model provides a fire of on-line cutting steel sheet head and the tail cuts quick-witted system which characterized in that: the device comprises a gantry type flame cutting machine, a deslagging device, a sample plate waste separating device, a dedusting device, a laser length measuring device and two plate end sensors; the gantry type flame cutter comprises a flame cutter frame and a flame cutter rail, the gantry type flame cutter stretches over a steel plate conveying roller way behind the heat treatment furnace, and the flame cutter frame is arranged on the flame cutter rail; the deslagging device is arranged between two steel plate conveying rollers below a main cross beam of the flame cutting machine; the sample plate waste separating device is arranged below the frame of the flame cutting machine and below the steel plate conveying roller way; the laser length measuring device is positioned beside the incoming steel plate conveying roller way; the two plate end sensors are positioned beside the steel plate cutting torch on the side edge of the steel plate conveying roller way; the frame of the flame cutting machine comprises a main frame, an auxiliary frame and a main cross beam, wherein the main frame and the auxiliary frame are arranged at two ends of the main cross beam, the main frame and the auxiliary frame are formed by welding steel plates, the main cross beam is of a box-shaped beam structure, four slide carriages are arranged on the main cross beam, each slide carriage is provided with a driving motor and a lifting body, and a plasma cutting torch, a flame cutting torch and a code spraying device are respectively arranged on the lifting body.

2. The fire cutting machine system for cutting the head and the tail of the steel plate on line according to claim 1, wherein: the slag removing device comprises a slag removing head, a slag removing transmission chain wheel, a slag removing device motor and a slag removing device speed reducer, wherein a left shovel blade and a right shovel blade of the slag removing head are installed on a shovel blade base plate, the slag removing head is located at the top end of the slag removing device, the slag removing device motor and the slag removing device speed reducer are installed at the end part of the slag removing device, and the slag removing motor is connected with the chain for the transmission chain wheel to pull the slag removing device to move along the axis direction of the steel plate roller way.

3. The torch cutting machine system for cutting the head and the tail of the steel plate on line according to claim 1, characterized in that: the sample plate waste material separation device is characterized in that a transmission mechanism is installed at the end part of the sample plate waste material separation device, a track is installed in the middle of the sample plate waste material separation device, a sample piece separation device is installed beside the sample plate waste material separation device, a sample piece receiving plate and a waste material receiving plate are installed above the sample plate waste material separation device, and the sample plate waste material separation device is located below a slag removal device.

4. The torch cutting machine system for cutting the head and the tail of the steel plate on line according to claim 1, characterized in that: the dust removal device comprises a dust remover, a preprocessor and a blowing and sucking type smoke dust collecting air duct system, wherein the blowing and sucking type smoke dust collecting air duct system is positioned between steel plate conveying roller ways below the frame of the flame cutting machine, the blowing and sucking type smoke dust collecting air duct system is connected with the preprocessor, one section of the preprocessor is connected with the blowing and sucking type smoke dust collecting air duct system, the other section of the preprocessor is connected with the dust remover, and the preprocessor and the dust remover are positioned on the side edges of the steel plate roller ways.

Images