1 System composition
The production line mainly consists of a feeding system and a discharging system.
system, intermediate beam, robot system, laser cutting unit, robot base
Seat, waste collection system, dust removal system, cutting protection room, pneumatic system
and electrical control system.
The feeding system includes a feeding rack, a feeding trolley, and a feeding support
Roller and ground pressing device.
The discharging system includes a grounded pressing device, a blanking support roller, a blanking
Driving roller, slag removal system, back gauge device.
1.1 Send the feeding rack
The feeding frame is made up of three sections and is connected with the feeding support roller.
Installed side by side, it is the horizontal traveling bracket of the servo feeding car.
The feeding frame consists of a three-section base, double parallel linear guide rails, and feeding teeth.
It is composed of strips and horizontal walking drag chains, etc., and the gears sent by the servo to the trolley
Engage to achieve horizontal feeding in the X direction. The anchor bolts on the base are adjustable
Full feed height. Dead blocks are installed at both ends to prevent the feeding car from moving away from the two ends.
end track.
The feeding frame is installed parallel to the feeding support roller and is a servo feeding
The carrier for the trolley to travel horizontally. The feeding frame is composed of multiple sets of brackets. It is equipped with linear guide rails and racks, which mesh with the traveling gears on the servo feeding trolley to achieve horizontality in the length direction of the longitudinal beam.
Send in. The height can be adjusted via the anchor bolts at the bottom of the stand. There are dead stops at the head and tail to prevent the feeding car from moving beyond the feeding distance.
1.2 Feeding trolley
The feed trolley consists of trolley frame, clamping mechanism and side shifting mechanism, which is used to clamp the longitudinal beam and send the longitudinal beam to the specified position.
The feed trolley is mounted on the feed frame.
The feed trolley frame is mounted on the feed frame and is driven by a servo motor.
It is driven by a servomotor and realized by a rack and pinion and guide slide mechanism for horizontal movement and precise positioning.
The clamping mechanism consists of a clamping arm, a guide rail and a guide slide. The clamping mechanism consists of clamping arm, clamping head and clamping axis system.
The clamp head is installed with material probe sensor, when the longitudinal beam is detected, the upper and lower jaws are closed, so that the longitudinal beam can be moved.
When the longitudinal beam is detected, the upper and lower jaws are closed to clamp the longitudinal beam. The side shift mechanism consists of side shift bracket, pneumatic cylinder, guide slide and so on.
The side shifting mechanism consists of side shifting bracket, pneumatic cylinder, guide slide and so on.
1.3 Upper/lower support rollers
The upper/lower support rollers are installed in the feeding area of the workpieces on the upper and lower sides respectively.
The upper/lower support rollers are installed in the feeding area of the upper and lower parts respectively and support and position the longitudinal beam. They
They can be automatically adapted to the different sizes of U-shaped longitudinal beams without manual intervention.
U-shaped longitudinal beams of different sizes. Each set of upper and lower support rollers is equipped with four sets of rollers on a support:
Fixed support rollers, mobile support rollers, reference positioning rollers, and horizontal compression rollers.
The fixed and mobile support rollers are supported on the inner web of the U-shaped longitudinal beam.
The fixed support roller and the mobile support roller are supported on the inner web of the U-shaped longitudinal beam, and the reference positioning roller and the horizontal pressing roller are pressed on the two outer wing surfaces of the U-shaped longitudinal beam.
The fixed support roller and mobile support roller are supported on the inner web of the U-shaped longitudinal beam, while the reference positioning roller and horizontal pressing roller are pressed on the two outer wing surfaces of the U-shaped longitudinal beam respectively.
The moving support roller and the horizontal pressing roller are driven by pneumatic cylinders. All rollers are rubber-coated and can flexibly support the U-shaped longitudinal beam.
beams.
1.4 Intermediate beams
The intermediate crossbeam is installed in the cutting room, except for the grounding presses on both sides.
Except for the grounded material presses on both sides, the rest of the intermediate beam is installed in the cutting room and serves as the cutting area for the U-shaped longitudinal beam.
It supports the U-shaped beam and blocks the laser beam. The center beam is divided into two parts, the fixed end and the movable end.
The center beam is divided into two parts: the fixed end and the movable end.
Before feeding the U-shaped longitudinal beam, the position of the beam at the movable end is first adjusted so that the center of gravity falls on the fixed end beam.
Before feeding the U-shaped beam, the center of gravity of the movable end beam is adjusted so that the center of gravity of the movable end beam falls between the fixed end beam and the movable end beam.
The adjusting mechanism is a manual pin positioning method.
The support wheel is made of brass.
The supporting wheel is made of brass. During the teaching process, it is important to avoid cutting the wheel directly, and the position of the wheel can be adjusted in the X direction.
When cutting, the side pressure device ensures the Y-direction accuracy of the U-shaped longitudinal beam.
The Y-direction accuracy of the U-shaped longitudinal beam is ensured by the side clamping device during cutting. The L-shaped guards on the beams at the stationary and movable ends are used to receive the cutting material and guide it into the cutting area.
The L-shaped guards on the beams at the fixed and movable ends are used to catch and guide the cutting waste into the waste trolley and to prevent the gun from
At the same time, it can prevent the cutting slag from splashing and accumulating on the other side when cutting in horizontal position.
There are two sets of grounding and pressing devices, which are installed on the both sides of the cutting room are integrated in the center beam, which serves as a fixing and grounding conductor during the cutting of the U-shaped longitudinal beam.
It serves as a fixing and grounding conductor during the cutting of U-shaped longitudinal beams.
Each grounding press is equipped with a press mechanism, a grounding cylinder and the same fixed support rollers as the loading support rollers.
Each grounding press is equipped with a press mechanism, a grounding cylinder and the same fixed support rollers, moving support rollers, reference positioning rollers, and a grounding cylinder as the loading support rollers.
The four roller sets are the same as the loading support rollers: fixed support rollers, moving support rollers, reference positioning rollers, and horizontal pressing rollers.
The pressing mechanism consists of a pressing cylinder, double guide rods, guided oil-free bearings and a pressing plate.
When the U-shaped longitudinal beam is delivered to the position, the pressing cylinder and the grounding cylinder move at the same time to ensure the pressing of the material.
When the U-shaped longitudinal beam is fed into position, the press cylinder and the grounding cylinder are operated at the same time to ensure that the U-shaped longitudinal beam is pressed down and grounded.
The cutting program starts only when the U-beam is grounded. The four roller sets support the U-shaped longitudinal beam and provide lateral positioning of the U-shaped longitudinal beam.
The four sets of rollers serve to support and laterally position the U-shaped longitudinal beam.
1.5 Drive rollers
There are four sets of downfeed drive rollers, located between the downfeed support rollers.
They are driven by pneumatic cylinders and guided by linear guide rails to press the friction rollers in the Y direction to the outer wings of the U-shaped longitudinal beam.
It is driven by pneumatic cylinder and guided by linear guide rail to press the friction roller to the outer wing surface of U-shaped longitudinal beam in Y-direction.
The friction rollers are then rotated by a motor to convey the U-shaped longitudinal beam to the suitable position for discharging materials.
1.6 Dross removal system
The slag removal system consists of a fixed grinding mechanism and an adjustable grinding mechanism.
The system consists of a fixed grinding mechanism and an adjustable grinding mechanism. The grinding wheel is driven by a rotary motor and rotates at high speed to achieve the effect of grinding and slag removal.
The fixed grinding mechanism consists of a fixed bracket, a rotating wheel, and a rotary wheel.
The fixed grinding mechanism consists of a fixed bracket, a rotating motor and a grinding wheel.
The fixed grinding mechanism consists of a fixed bracket, a rotating motor and a grinding wheel. The fixed grinding wheel is mounted on the reference side of the longitudinal beam feed.
When the U-shaped longitudinal beam passes through, the fixed grinding wheel is always in contact with the inner flange and inner belly of the U-shaped longitudinal beam.
When the U-shaped longitudinal beam passes through, the fixed grinding wheel is always in contact with the inner flange and inner web of the U-shaped longitudinal beam to ensure the grinding effect.
The adjustable grinding mechanism consists of a fixed bracket, a double linear guideway, a rotary motor and a grinding wheel.
The adjustable grinding mechanism consists of a fixed bracket, double linear guides, a rotary motor and a grinding wheel. The linear guides are guided by pneumatic cylinders to bring the grinding wheel close to the other side of the U-shaped longitudinal beam.
The grinding wheel is guided by the linear guides through the action of the cylinders, so that the grinding wheel is close to the inner flange and the inner web of the U-shaped longitudinal beam on the other side.
The grinding wheels are guided by pneumatic cylinders so that the grinding wheels approach the inner flange and inner web of the U-shaped longitudinal beam on the other side, thus adapting to the specifications of different web widths.
1.7 Dust collector and protective room for cutting and slag removal
The laser cutting area and the dross removal area are equipped with a special safe room.
It adopts the structure of heaven and earth, and the upper part has the interface of dust removing pipeline, so the layout reduces the wind resistance and ensures the safety of the cutting and dross removing area.
This arrangement reduces wind resistance and guarantees the effect of dust removal. The pipeline is connected by flange
The pipeline is connected by flange, which is easy to disassemble and clean the dust. The main pipe is equipped with an air volume adjustment valve, which is easy to adjust the air volume.
valve on the main pipe, which is convenient to adjust the air flow.
The dust removal system is arranged adjacent to the cutting room, which is conducive to prolonging the cartridge
The dust catcher system is arranged next to the cutting room to extend the service life of the filter cartridge. A spark catcher is placed inside the dust catcher to prevent sparks from entering the dust catcher through the pipeline and damaging the filter cartridges.
Spark catcher is placed inside the dust catcher to prevent sparks from entering the dust catcher through the pipeline and cutting the filter cartridges. The dust collector is placed indoors.
The dust collector is placed indoors and the treated gas is discharged into the atmosphere.
2 Principle of operation
The system automatically obtains the web parameters from the U-shaped longitudinal beam information. Upper/lower feed support roller conveyor
The upper/lower feed support roller conveyor adjusts the position of the web support rollers to the width of the web.
When the U-shaped longitudinal beam is placed on the feed support roller conveyor, the detection device sends out a signal of material availability and the system automatically controls the web support rollers.
When the U-shaped longitudinal beam is placed on the feeding support roller conveyor, the detection device sends out a material signal and the system automatically controls the side positioning mechanism.
The system automatically controls the action of the side positioning mechanism, and a number of positioning wheels will press the U-shaped longitudinal beam against the reference wheel to realize the positioning of the U-shaped longitudinal beam in width direction.
The system automatically controls the side positioning mechanism.
The servo feeding trolley installed on the feeding frame is powered by servo motor and driven by rack and pinion.
The servo feed carriage mounted on the feed frame is powered by a servomotor, driven by a rack and pinion, and guided by a guide slide.
The clamping position is close to the reference side. At the same time, the head of the clamp is equipped with a laser probe
At the same time, a laser probe is installed on the head of the clamp.
When the clamp slowly approaches the end of the U-shaped longitudinal beam, the laser detecting mechanism senses the U-shaped longitudinal beam and sends a message to the system.
The clamp clamps are tightened and the material is fed.
When the U-shaped longitudinal beam is fed to the cutting position, the pressure cylinder and grounding cylinder are operated simultaneously to ensure the pressure is tightened.
After the U-shaped longitudinal beam is fed into the cutting position, the press cylinder and the grounding cylinder operate simultaneously to ensure that the U-shaped longitudinal beam is pressed down and grounded.
The robot calls up the parameters of the U-shaped longitudinal beam and executes cutting.
After the cutting is completed, the press cylinder and the grounding cylinder return to the original position, and the drive roller on the lower material side returns to the original position by means of a cylinder.
After the cutting is completed, the press cylinder and grounding cylinder return to their original positions, and the drive rollers on the lower side are pressed against the outer flanks of the U-shaped longitudinal beam by the pneumatic cylinder.
The U-shaped longitudinal beam is discharged.
After the U-shaped longitudinal beam passes through the slag removing system, the inductive switch sends a signal and the grinding device starts automatically to carry out on-line automatic grinding.
After the U-shaped longitudinal beam passes through the slag removing system, the inductive switch sends out a signal and the grinding device starts automatically to carry out online automatic grinding.
This set of robotic laser cutting line can realize cutting and online
The work of slag removal reduces the workload of manual slag removal. At the same time, the
system can be controlled through the program, so that the feeding is more high-speed, more accurate, more stable, through the clamp side shift and other actions, so that the process is more simple.
The system can be controlled by the program to make the material feeding more high-speed, accurate and stable, and make the process more
It shortens the production beat and further reduces the cost of production.
The system can make the process more simple and efficient by program control, shorten the production beat and further reduce the production cost.
