CN218695045U - Automatic material loading laser cutting machine - Google Patents

Abstract

The utility model discloses an automatic feeding laser cutting machine, which comprises a machine table, a feeding device, a conveying device and a cutting device, wherein the feeding device, the conveying device and the cutting device are arranged on the machine table; the feeding device comprises an upper pipe assembly and a pipe distribution assembly, the upper pipe assembly comprises a feeding unit and a driving unit, the feeding unit bears a plurality of pipes, the driving unit is used for driving the feeding unit to act, the pipe distribution assembly comprises a rotatable pipe distribution unit, and the pipe distribution unit is arranged to rotate towards a feeding end and form an embedding space of a single pipe; the conveying device comprises a first conveying assembly and a second conveying assembly, and the pipe slides to the second conveying part step by step along the first conveying assembly; the second conveying assembly comprises a pushing assembly and positioning assemblies arranged on two sides of the pushing assembly, the positioning assemblies are movably arranged towards the end parts of the pipes, the pushing structure is connected with the first conveying assembly, the single pipe enters the cutting device, and the cutting device comprises a machine tool, a laser cutter, a chuck, a clamping device and a feeding mechanism.

Description

Automatic material loading laser cutting machine

Technical Field

The utility model relates to a laser cutting equipment field, concretely relates to automatic material loading laser cutting machine.

Background

The laser pipe cutting machine is a main device for cutting pipes when in use, can effectively cut the pipes whether the pipes are square pipes, round pipes or special pipes, has more advantages than other devices in the aspect of cutting the pipes, and rapidly occupies various metal processing industries by the professional and stable cutting effect of the laser pipe cutting machine, and is particularly widely applied to automobile manufacturing, oil exploitation, mechanical manufacturing and the like.

The laser processing of the laser pipe cutting machine is realized by computer drawing and plate making, the operation is simple and convenient, and the flexible processing of any graph can be completed in the aspect of processing the graph. The cutting machine can realize large-batch, fast and accurate processing, can finish multi-step processing in a cutting process, and can cut a pipe with the cutting speed of a plurality of meters in one minute higher than that of other cutting modes aiming at the pipe.

The laser cutting machine applied to pipe machining at present has many defects, which are specifically represented as follows:

1. the feeding is difficult, the pipes are required to be placed in the clamp one by personnel and then cut, the efficiency is low, the cutting precision is not high, and the labor intensity of an operator is high;

2. the pipe dividing is difficult, the existing laser cutting machine can only process one pipe at a time, when the bundling processing is carried out, the bundling material needs to be separated and then manually distributed on a conveying material rack, so that the labor intensity of staff is high and the efficiency is low;

3. the manual definite processing initial point easily causes the error, sets up tubular product on anchor clamps through the manual work, can't guarantee position and distance each time, leads to cutting accuracy to reduce, causes the lost material.

SUMMERY OF THE UTILITY MODEL

For the technical problem who exists among the solution background art, the utility model provides an automatic feeding laser cutting machine.

The utility model discloses just solve the technical scheme that its technical problem adopted as follows:

an automatic feeding laser cutting machine comprises a machine table, a feeding device, a conveying device and a cutting device, wherein the feeding device, the conveying device and the cutting device are arranged on the machine table;

the feeding device comprises an upper pipe assembly and a pipe dividing assembly, the upper pipe assembly comprises a feeding unit and a driving unit, a plurality of pipes are borne in the feeding unit and form a feeding end with the machine table, the driving unit is used for driving the feeding unit to act, the pipe dividing assembly comprises a rotatable pipe dividing unit, and the pipe dividing unit is arranged to rotate towards the feeding end and form an accommodating space for the single pipe to enter;

the conveying device comprises a first conveying assembly and a second conveying assembly, the first conveying assembly comprises a first jacking table, a sliding table and a second jacking table which are arranged on the side edge of the feeding end, and the pipe slides to the second conveying part step by step along the first jacking table, the sliding table and the second jacking table;

the second conveying assembly comprises a pushing assembly and positioning assemblies arranged on two sides of the pushing assembly, the positioning assemblies are movably arranged towards the end part of the pipe, and the pushing structure is connected with the second jacking table and bears the single pipe to enter the cutting device;

cutting device includes the lathe, locates the laser cutting ware of lathe one end, be used for supporting the chuck of tubular product one end, be used for the clamping device and the drive of the centre gripping tubular product other end fixture's feed mechanism, the chuck is located and is close to laser cutting ware one end, fixture slidable mounting in on the guide rail lathe.

Preferably, the material loading unit includes winding belt, support frame, roller set, support frame one end and board fixed connection, the winding belt is around establishing on the roller set, the flagging stroke material loading space of winding belt in the support frame, drive unit includes first motor and pivot, first motor output end is connected with the pivot, the pivot drives the roller set and rotates the winding belt tensioning. Through the improvement, many tubular products can be placed on the winding tape, and the motor drive pivot drives the roller set and rotates, makes the winding tensioning, and tubular product realization promotion under the winding tape effect.

Preferably, the feeding unit further comprises a limiting block and a tensioning assembly, the limiting block is arranged in the feeding space, and the tensioning assembly is fixed on the support frame and connected with one end of the winding belt. Through the improvement, the limiting block is abutted to the pipe to drive the pipe to ascend, and the tension of the winding on the support frame is adjusted by the tensioning assembly at one end of the winding.

Preferably, the branch pipe unit includes the mounting, rotates the first cylinder that piece, limiting plate and drive rotated, the mounting sets up on the board, it rotates the setting in the fixed plate to rotate the piece, the fly leaf activity sets up at the rotor plate top, the cylinder rotates and sets up on the mounting. Through the improvement, the air cylinder pushes the rotating piece to rotate, so that a space for a single pipe to enter is formed between the limiting plate and the fixing piece.

Preferably, first jacking platform, second jacking platform, slip table are along the crisscross setting of tubular product direction, first jacking platform front end overlaps with slip table rear end part, and slip table front end overlaps with second jacking platform rear end part. Through the improvement, the pipe can slide along the first jacking table, the sliding table and the second jacking table step by step.

Preferably, first jacking platform, second jacking platform, slip table are along crisscross setting of tubular product direction, first jacking platform has initial position and jacking position at least, first jacking platform is when initial position, first jacking platform highest position is less than the feeding position, first jacking platform is when jacking position, first jacking platform lowest position is higher than slip table highest position. Through the improvement, first jacking platform is less than the material loading subassembly when initial position, causes the interference to tubular product when avoiding the feeding, and first jacking platform is when the jacking position, and first jacking platform lowest order is higher than the highest position of slip table, and when making first jacking platform descend, tubular product can fall on the slip table.

Preferably, the second jacking platform has initial position and jacking position at least, the second jacking platform is when initial position, the highest position of second jacking platform is less than the slip table lowest position, the second jacking platform is when jacking position, the second jacking platform lowest position is higher than transport assembly. Through above improvement, second jacking platform is when initial position, and second jacking platform height is less than the slip table, is interfered by second jacking platform when avoiding tubular product to slide on the slip table, second jacking platform is when the jacking position, and second jacking platform height is higher than the propelling movement subassembly.

The propelling movement subassembly includes drive structure and conveying unit, drive structure includes second motor, transmission shaft, drive gear, chain and driven gear, drive gear is connected with the second motor, drive gear passes through the chain and is connected with the epaxial driven gear of transmission, conveying unit includes gear train, slip subassembly, sliding plate, rack and V type piece, the drive shaft is connected with the gear train, gear train and rack toothing, the sliding plate bottom is located to the rack, the sliding plate passes through the slip subassembly and sets up on the board, V type piece is located on the sliding plate and is close to laser cutting machine one side. Through the improvement, the motor drives the driving gear, the driving gear drives the transmission shaft on the driven gear to rotate through the chain, the transmission shaft is connected with the gear set, the gear set is meshed with the rack, the rack is driven to move along with the rotation of the transmission shaft, the rack drives the sliding plate to move, and the pipe is placed on the V-shaped block and conveyed to the laser cutting machine.

Preferably, the positioning assembly comprises a second cylinder, a pulling plate and a baffle plate, the second cylinder is arranged at one end of the machine table, the moving direction of the second cylinder faces the outer side of the machine table, the pulling plate is connected with the output end of the second cylinder, and the baffle plate is arranged at the other end of the pushing structure. Through the improvement, the pipe on the V-shaped block is pulled to the position of the baffle by the pulling plate, so that the pipe reaches the designated position.

Preferably, the baffle includes stationary plane and elastic surface, be provided with elastic element between stationary plane and the elastic surface, the elastic surface and tubular product butt, the fixed plate is provided with the through-hole, and the through-hole outside is provided with proximity switch. Through the improvement, after the elastic element is pressed by the elastic surface and attached to the fixed surface, the proximity switch senses the elastic plate, and the pipe is conveyed to the laser cutting machine by the conveying unit.

Compared with the prior art, the utility model has the advantages of it is following and beneficial effect:

1. the automatic pipe feeding is realized by placing the pipe in the feeding unit, lifting the pipe to the pipe dividing unit by the feeding unit and conveying the pipe to the laser cutting machine by the conveying device;

2. the movable plate and the fixed plate of the pipe distribution unit form a placing space which can only enter one pipe, so that pipe distribution is realized, and one pipe is conveyed each time;

3. the pipe is conveyed to the second conveying assembly by stages through the first conveying assembly, so that the damage to the pipe or equipment caused by sliding in place is avoided, the cost is lower, and the efficiency is improved;

4. the tube is pulled to the baffle through the pull plate on the alignment assembly, so that the tube is positioned at a set position, each tube is positioned on the laser cutting machine at the same position, and the processing accuracy is greatly improved.

Drawings

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

FIG. 2 is a schematic structural view of the cutting device of the present invention;

FIG. 3 is a schematic structural diagram of another cutting device according to the present invention;

FIG. 4 is a schematic structural view of the machine, the feeding device, and the conveying device of the present invention;

FIG. 5 is a schematic structural view of the upper tube assembly of the present invention;

FIG. 6 is a schematic structural view of the tube distributing assembly of the present invention;

FIG. 7 is a schematic structural diagram of the tube distributing unit of the present invention;

FIG. 8 is another schematic structural diagram of the tube dividing unit of the present invention;

fig. 9 is a schematic structural view of a first conveying assembly of the present invention;

fig. 10 is a schematic structural view of the pushing assembly of the present invention;

fig. 11 is a schematic structural view of the positioning assembly of the present invention;

in the figure: 1. a machine platform; 2. a feeding device; 3. a conveying device; 4. a cutting device; 5. an upper tube assembly; 6. a pipe distribution assembly; 7. a first conveying assembly; 8. a second transport assembly; 9. a push assembly; 10. a positioning assembly; 201. a feed location; 202. a drive unit; 203. a feeding unit; 204. a drive shaft; 205. a first motor; 206. a support frame; 207. a roller set; 208. coiling; 209. a fixed roller; 210. a guide roller; 211. a winding roller; 212. positioning blocks; 213. a tensioning mechanism; 214. hanging a ring; 215. adjusting the screw rod; 216. a tension plate; 301. a pipe dividing unit; 302. a fixing member; 303. a rotating member; 304. a limiting plate; 305. a first cylinder; 306. a first rotating shaft; 307. hole turning; 308. a fisheye joint; 309. a second rotating shaft; 310. a fixed bracket; 311. a third rotating shaft; 312. a rotating seat; 313. placing the mixture into a space; 314. a waist-shaped groove; 315. a screw hole; 316. round corners; 401. a lifting unit; 402. a first jacking table; 403. a sliding table; 404. a second jacking platform; 405. a slope; 406. a sliding part; 407. a stopper portion; 408. a roller; 409. a stopper; 501. a transmission structure; 502. a conveying unit; 503. a second motor; 504. a drive shaft; 505. a drive gear; 506. a chain; 507. a driven gear; 508. a gear set; 509. a sliding assembly; 510. a sliding plate; 511. a rack; 512. a V-shaped block; 513. a roller; 601. a second cylinder; 602. pulling a plate; 603. a baffle plate; 604. a slide rail assembly; 605. a slide rail; 606. a slider; 607. a fixed surface; 608. an elastic surface; 609. an elastic element; 610. a through hole; 611. a proximity switch; 612. a fixed shaft; 701. a machine tool; 702. a laser cutter; 703. a chuck; 704. a clamping mechanism; 705. a feeding mechanism;

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 efforts all belong to the protection scope of the present invention.

It will be understood that, although the terms upper, middle, lower, top, end, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another for ease of understanding, and are not used to define any direction.

As shown in fig. 1-11, an automatic feeding laser cutting machine includes a machine table 1, a feeding device 2, a conveying device 3, and a cutting device 4, which are arranged on the machine table 1;

the feeding device 2 comprises an upper pipe assembly 5 and a branch pipe assembly 6, the upper pipe assembly 5 comprises a feeding unit 203 and a driving unit 202, a plurality of pipes are loaded in the feeding unit 203, a feeding part 201 is formed between the feeding unit 203 and the machine table 1, the driving unit 202 is used for driving the feeding unit 203 to act, the branch pipe assembly 6 comprises a rotatable branch pipe unit 301, and the branch pipe unit 301 rotates towards a feeding end and forms an embedding space 313 for the single pipe to enter;

the conveying device 3 comprises a first conveying assembly 7 and a second conveying assembly 8, the first conveying assembly 7 comprises a first jacking table 402, a sliding table 403 and a second jacking table 404 which are arranged on the side edge of the feeding part 201, and the pipe slides to the pushing assembly 9 step by step along the first jacking table 402, the sliding table 403 and the second jacking table 404;

the second conveying assembly 8 comprises a pushing assembly 9 and positioning assemblies 10 arranged on two sides of the pushing assembly 9, the positioning assemblies 10 are movably arranged towards the end parts of the pipes, the pushing assembly 9 is connected with the second jacking table 404, and the single pipe is loaded into the cutting device 4;

the cutting device 4 comprises a machine tool 701, a laser cutter 703 arranged at one end of the machine tool 701, a chuck 704 for supporting one end of the pipe, a clamping mechanism 705 for clamping the other end of the pipe, and a feeding mechanism 706 for driving the clamping mechanism 705, wherein the chuck 704 is arranged at one end close to the laser cutter 703, and the clamping mechanism 705 is slidably arranged on the guide rail machine tool 701.

As shown in fig. 5, as a further explanation of the feeding device 2, the feeding device 2 includes an upper tube assembly 5 and a tube dividing assembly 6, the upper tube assembly 5 includes a driving unit 202 and a plurality of feeding units 203, the driving unit 202 includes a driving shaft 204 and a first motor 205, the feeding unit 203 includes a supporting frame 206, a roller set 207 and a winding band 208 wound between the roller set 207, one end of the supporting frame 206 is connected with the machine table 1, the roller set 207 includes a fixed roller 209, a guide roller 210 and a winding roller 211, the fixed roller 209 is disposed on the top of the supporting frame 206, the winding roller 211 is disposed on the bottom of the machine table 1, the guide roller 210 is disposed adjacent to the fixed roller 302 and higher than the fixed roller 302, one end of the winding band 208 is partially wound and fixed on the winding roller 211, the other end is hung on the fixed roller 209, the middle portion is hung on the guide roller 210, and the winding band 208 hangs down between the fixed roller 209 and the guide roller 210 to form a space for placing the tube, the driving shaft 204 is inserted into the guide roller 210, and the first motor 205 is connected with the driving the winding roller 211 to rotate to transport the tube dividing unit 208 to the tube 301.

Further, the feeding unit 203 further comprises a positioning block 212 and a tensioning mechanism 213, the positioning block 212 is arranged on the winding belt 208 between the fixed roller 209 and the guide roller 210, the positioning block 212 is abutted to the pipe, and when the winding belt 208 is tensioned, the positioning block 212 clamps the pipe to lift the pipe to the pipe separating unit 301;

the winding belt 208 is hung on one end of the fixed roller 209 and connected with the tensioning mechanism 213, the tensioning mechanism 213 comprises a hanging ring 214, an adjusting screw 215 and a tensioning plate 216, one end of the hanging ring 214 is connected with the winding belt 208, the other end of the hanging ring is connected with the adjusting screw 215, the adjusting screw 215 is fixed on the tensioning plate 216, the tensioning plate 216 is fixed on one side of the support frame 206 far away from the laser cutting machine, and the up-down stroke of the adjusting screw 215 on the tensioning plate 216 can be adjusted, so that the tension degree of the winding belt 208 is changed.

As shown in fig. 6-8, as a further explanation of the pipe dividing assembly 6, the pipe dividing assembly 6 includes a plurality of pipe dividing units 301, each pipe dividing unit 301 includes a fixed member 302, a rotating member 303, a limiting plate 304 and a first cylinder 305, the fixed member 302 is fixed on the machine platform 1, the rotating member 303 is rotatably disposed in the fixed member 302, the limiting plate 304 is disposed on the top of the rotating member 303, the first cylinder 305 is rotatably disposed on the fixed member 302, and an actuating end of the first cylinder 305 is rotatably connected to the rotating member 303;

the fixed piece 302 is provided with a first rotating shaft 306, the rotating piece 303 is provided with a rotating hole 307, the first rotating shaft 306 penetrates through the rotating hole 307, the acting end of the first air cylinder 305 is provided with a fisheye joint 308, the rotating piece 303 is provided with a second rotating shaft 309, the second rotating shaft 309 penetrates through the fisheye joint 308, the first air cylinder 305 is provided with a fixed support 310, the two sides of the fixed support 310 are provided with third rotating shafts 311, the fixed piece 302 is provided with a rotating seat 312, the third rotating shafts 311 are inserted into the rotating seat 312, the acting end of the first air cylinder 305 acts on the second rotating shaft 309 to enable the rotating piece 303 to rotate on the first rotating shaft 306, and when the first air cylinder 305 acts, the first air cylinder 305 rotates on the fixed piece 302 through the cooperation of the third rotating shafts 311 and the rotating seat 312 on the two sides of the fixed support 310.

Further, the tube distributing unit 301 at least has an initial state and a tube distributing state, and when the tube distributing unit 301 is in the initial state, the limiting plate 304 and the rotating member 303 are far away from the feeding end;

when the pipe separating unit 301 is in a pipe separating state, the acting end of the first cylinder 305 pushes the rotating member 303, so that the limiting plate 304 and the rotating member 303 act towards the feeding end, the rotating member 303 includes a horizontal section and a vertical section, the horizontal section is in a vertical state relative to the fixing member 302, the vertical section is in a horizontal state relative to the fixing member 302, and the vertical section and the fixing member 302 form an insertion space 313 for placing a single pipe.

As a further explanation for the adjustment of the limiting plate 304, a waist-shaped groove 314 is provided on the limiting plate 304, a screw hole 315 matched with the waist-shaped groove 314 is provided on the top of the rotating member 303, the limiting plate 304 is fixed on the rotating member 303 through a screw, and the position of the limiting plate 304 on the rotating member 303 is adjusted by adjusting the waist-shaped groove 314 on the limiting plate 304, so that the size of the opening of the placing space 313 is changed, and the pipes with different sizes are classified.

Preferably, a fillet 316 is formed on the movable plate corresponding to the insertion space 313, and the fillet 316 provides guidance for the tube so that the tube can enter the insertion space 313 more smoothly.

As shown in fig. 9 to 11, as a further explanation of the conveying device 3, the first conveying assembly 7 includes a first jacking table 402, a second jacking table 404, and a sliding table 403, the first jacking table 402, the second jacking table 404, and the sliding table 403 are arranged alternately along the pipe direction, the front end of the first jacking table 402 overlaps the rear end of the sliding table 403, and the front end of the sliding table 403 overlaps the rear end of the second jacking table 404;

first jacking platform 402 and second jacking platform 404 possess initial position and jacking position, when first jacking platform 402 is in initial position, first jacking platform 402 highest position low with feeding position 201, when first jacking platform 402 is in jacking position, first jacking platform 402 lowest position is higher than slip table 403 highest position, second jacking platform 404 is in initial position, second jacking platform 404 highest position is lower than slip table 403 lowest position, when second jacking platform 404 is in jacking position, second jacking lowest position is higher than the conveying subassembly.

Further, the first lifting table 402, the sliding table 403 and the second lifting table 404 have a slope 405 arranged towards the conveying assembly, and the slope of the slope 405 on the sliding table 403 is greater than the slope of the slope 405 on the first lifting table and the second lifting table.

The utility model provides a first jacking platform 402 mainly expects to be used for with the joining up of feeding position 201 and slip table 403, second jacking platform 404 mainly expects to be used for with the joining up of conveying component 5 and slip table 403, so the slope is less on first jacking platform 402, the second jacking platform 404, and the whole stroke of slip table 403 is longer, and mainly expects to be used for carrying the effect, so the slope on the slip table 403 is great.

The first jacking table 402, the sliding table 403 and the second jacking table 404 are all provided with a sliding part 406 and a stopping part 407, the pipe slides to the stopping part 407 along the sliding part 406, the sliding part 406 is provided with a plurality of rollers 408, and the stopping part 407 is provided with a stop 409.

Further, the dog 409 adopts the PU material, can absorb the power that tubular product slided and produces, and the dog 409 is the slope setting, and it is better to make with the laminating of tubular product surface and absorb the tubular product impact force, makes overall structure more steady.

Specifically, the first jacking table 402 jacks up the pipe on the pipe distributing assembly 6, the pipe slides to the lowest point along the slope 405 from the highest point of the first jacking table 402 and stops under the action of the stop 409, the first jacking table 402 descends, the pipe falls to the highest position of the sliding table 403, the pipe slides to the lowest position along the slope 405 of the sliding table 403 and stops under the action of the stop 409, the second jacking table 404 ascends to jack up the pipe at the lowest position of the sliding table 403, the pipe slides to the lowest position along the slope 405 of the second jacking table 404, and the second jacking table 404 descends to drop the pipe onto the second conveying assembly 8.

The second conveying assembly 8 comprises a pushing assembly 9 and a positioning assembly 10, the pushing assembly 9 comprises a transmission unit and a plurality of conveying units 502, the transmission structure 501 drives a group of conveying units 502 at the same time, and the conveying units 502 are arranged on the machine platform 1 in a row;

the transmission structure 501 comprises a second motor 503, a transmission shaft 504, a driving gear 505, a chain 506 and a driven gear 507, wherein the driving gear 505 is connected with an output shaft of the second motor 503, and the driving gear 505 is connected with the driven gear 507 on the transmission shaft 504 through the chain 506;

the conveying unit 502 comprises a gear set 508, a sliding component 509, a sliding plate 510, a rack 511 and a V-shaped block 512, the transmission shaft 504 is connected with the gear set 508, the gear set 508 is meshed with the rack 511, the rack 511 is arranged at the bottom of the sliding plate 510, the sliding plate 510 is arranged on the machine table 1 through the sliding component 509, and the V-shaped block 512 is fixed on the sliding plate 510 and close to one side of the laser cutting machine;

in the stage of lifting the pipe, the V-shaped block faces the alignment assembly 6, and after the alignment is completed, the sliding plate 510 drives the V-shaped block 512 to move toward the cutting machine.

Further, the second motor 503 drives the driving gear 505 to rotate, the driving gear 505 drives the transmission shaft 504 to rotate through the chain 506, the transmission shaft 504 is connected with the gear set 508 and drives the gear set 508 to rotate, and the gear set 508 is engaged with the rack 511 at the bottom of the sliding plate 510, so as to drive the sliding plate 510 to slide.

Preferably, the V-shaped block 512 is provided with a roller 513, and the tubing slides on the roller 513 under the action of the positioning assembly 10.

As a further explanation of the alignment assembly, a positioning assembly 10 is arranged on one side of the machine table 1 close to the laser cutting machine, the positioning assembly 10 includes a second cylinder 601, a pulling plate 602 and a baffle 603, the second cylinder 601 is arranged at one end of the machine table 1, the moving direction of the second cylinder 601 faces the outer side of the machine table 1, the pulling plate 602 is connected with the output end of the second cylinder 601, and the baffle 603 is arranged at the other end of the machine table 1;

a sliding rail 605 component 604 is arranged at the bottom of the pull plate 602, the sliding rail 605 component 604 comprises a sliding rail 605 and a sliding block 606, the sliding rail 605 is arranged on the machine table 1, and the sliding block 606 is connected with the bottom of the pull plate 602;

the baffle 603 comprises a fixed surface 607 and an elastic surface 608, an elastic element 609 is arranged between the fixed surface 607 and the elastic surface 608, the elastic surface 608 is abutted against the pipe, a through hole 610 is arranged on the fixed surface 607, and a proximity switch 611 is arranged outside the through hole 610;

further, the pulling plate 602 and the baffle 603 are located on two sides of the pipe, the second cylinder 601 extends out at the initial position, when the pipe falls on the conveying component, the second cylinder 601 retracts the pulling plate 602 to pull the pipe to the baffle 603, the elastic element 609 is pressed by the force of the pipe to be attached to the fixed surface 607 on the elastic surface 608 of the baffle 603, the proximity switch 611 senses the elastic surface 608, and the pushing component 9 performs operation to convey the pipe to the laser cutting machine.

Preferably, the baffle 603 is movably disposed on a fixing shaft 612 extending from one end of the machine platform 1, and the position of the baffle 603 on the fixing shaft 612 can be adjusted to fit pipes with different lengths.

As a further explanation of the cutting device 4, the clamping mechanism 705 fixes the tube, the feeding mechanism 706 feeds the tube toward the chuck 704, the tube enters the chuck 704 to fix the tube, the laser cutter 703 starts to perform cutting operation on the tube, after the cutting operation is completed, the chuck 704 releases the tube, the feeding mechanism 706 continues to feed the chuck 704 to fix the tube, the laser cutter continues to perform cutting operation, and the operations are repeated to complete the processing of the whole tube.

As a further explanation of the working principle of the entire laser cutting machine, an operator places a plurality of tubes on the tape 208, the first motor 205 drives the winding roller 211 to rotate to tighten the tape 208, the positioning block 212 abuts against the bottommost tube to push the tube to the feeding position 201, the actuating end of the first cylinder 305 on the tube separating unit 301 pushes the rotating member 303 to move the limiting plate 304 and the rotating member 303 toward the feeding end, the horizontal section of the rotating member 303 is vertical to the fixing member 302 and the vertical section is horizontal to the fixing member 302, the vertical section and the fixing member 302 form an insertion space 313 for inserting a single tube, after the single tube enters the insertion space 313, the winding roller 211 is rewound to drop the redundant tube, the actuating end of the first cylinder 305 on the tube separating unit 301 is retracted to make the limiting plate 304 and the fixing member 302 parallel, the first jacking table 402 jacks up the tube on the tube separating assembly 6, the pipe slides along the slope 405 from the highest point of the first jacking table 402 to the lowest point and stops under the action of the stop 409, the first jacking table 402 descends, the pipe falls to the highest position of the sliding table 403, the pipe slides along the slope 405 of the sliding table 403 to the lowest position and stops under the action of the stop 409, the second jacking table 404 ascends to jack up the pipe at the lowest position of the sliding table 403, the pipe slides along the slope 405 of the second jacking table 404 to the lowest position, the pipe descends from the second jacking table 404 to the V-shaped block 512, then the second cylinder 601 at one side of the V-shaped block 512 pulls the pull plate 602 to pull the pipe to the baffle 603, after the alignment is completed, the second motor 503 drives the driving gear 505 to rotate, the driving gear 505 drives the transmission shaft 504 to rotate through the chain 506, the transmission shaft 504 is connected with the gear set 508 and drives the gear set 508 to rotate, the gear set 508 is meshed with the rack 511 at the bottom of the sliding plate 510, thereby driving the sliding plate 510 to slide, conveying the pipe on the V-shaped block 512 to the machine tool 701, fixing one end of the pipe by the clamping mechanism 704, driving the clamping mechanism 704 by the feeding mechanism 705 to feed the pipe to the direction of the chuck 703, fixing the pipe by the chuck 703 when the pipe enters the chuck 703 in the chuck 703, starting to cut the pipe by the laser cutter 702, after the cutting is completed, loosening the pipe by the chuck 703, continuously feeding the chuck 703 by the feeding mechanism 705 to fix the pipe, continuously cutting by the laser cutter, and repeating the above actions to complete the processing of the whole pipe.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (10)

1. The automatic feeding laser cutting machine is characterized by comprising a machine table (1), a feeding device (2) and a conveying device (3) which are arranged on the machine table (1), and a cutting device (4);

the feeding device (2) comprises an upper pipe assembly (5) and a branch pipe assembly (6), the upper pipe assembly (5) comprises a feeding unit (203) and a driving unit (202), a plurality of pipes are loaded in the feeding unit (203), the feeding unit and the machine table (1) form a feeding position (201), the driving unit (202) is used for driving the feeding unit (203) to act, the branch pipe assembly (6) comprises a rotatable branch pipe unit (301), and the branch pipe unit (301) is arranged to rotate towards the feeding position (201) and form an insertion space (313) for a single pipe to enter;

the conveying device (3) comprises a first conveying assembly (7) and a second conveying assembly (8), the first conveying assembly (7) comprises a first jacking table (402), a sliding table (403) and a second jacking table (404) which are arranged on the side edge of the feeding position (201), and the pipe slides to the second conveying assembly (8) step by step along the first jacking table (402), the sliding table (403) and the second jacking table (404);

the second conveying assembly (8) comprises a pushing assembly (9) and positioning assemblies (10) arranged on two sides of the pushing assembly (9), the positioning assemblies (10) are movably arranged towards the end part of the pipe, the pushing assembly (9) is connected with the second jacking table (404) and bears the single pipe to enter the cutting device (4);

the cutting device (4) comprises a machine tool (701), a laser cutter (703) arranged at one end of the machine tool (701), a chuck (704) used for supporting one end of a pipe, a clamping mechanism (705) used for clamping the other end of the pipe and a feeding mechanism (706) driving the clamping mechanism (705), wherein the chuck (704) is arranged at one end close to the laser cutter (703), and the clamping mechanism (705) is installed on the guide rail machine tool (701) in a sliding mode.

2. The automatic feeding laser cutting machine according to claim 1, wherein the feeding unit (203) comprises a winding belt (208), a support frame (206) and a roller set (207), one end of the support frame (206) is fixedly connected with the machine table (1), the winding belt (208) is wound on the roller set (207), the winding belt (208) sags in the support frame (206) to form a feeding space, the driving unit (202) comprises a first motor (205) and a driving shaft (204), the output end of the first motor (205) is connected with the driving shaft (204), and the driving shaft (204) drives the roller set (207) to rotate to tension the winding belt (208).

3. The automatic feeding laser cutting machine according to claim 2, wherein the feeding unit (203) further comprises a positioning block (212) and a tensioning mechanism (213), the positioning block (212) is arranged in the feeding space, and the tensioning mechanism (213) is fixed on the support frame (206) and connected with one end of the tape (208).

4. The automatic feeding laser cutting machine according to claim 1, wherein the pipe dividing unit (301) comprises a fixing member (302), a rotating member (303), a limiting plate (304) and a first cylinder (305) for driving the rotating member (303), the fixing member (302) is arranged on the machine platform (1), the rotating member (303) is rotatably arranged in the fixing member (302), the limiting plate (304) is movably arranged at the top of the rotating member (303), and the cylinder is rotatably arranged on the fixing member (302).

5. The automatic feeding laser cutting machine according to claim 1, wherein the first jacking table (402), the second jacking table (404) and the sliding table (403) are arranged in a staggered mode along the direction of the pipe, the front end of the first jacking table (402) is overlapped with the rear end of the sliding table (403), and the front end of the sliding table (403) is overlapped with the rear end of the second jacking table (404).

6. The automatic feeding laser cutting machine according to claim 1, wherein the first jacking table (402) has at least an initial position and a jacking position, when the first jacking table (402) is at the initial position, the highest position of the first jacking table (402) is lower than the feeding portion (201), and when the first jacking table (402) is at the jacking position, the lowest position of the first jacking table (402) is higher than the highest position of the sliding table (403).

7. The automatic feeding laser cutting machine according to claim 1, wherein the second jacking table (404) has at least an initial position and a jacking position, when the second jacking table (404) is at the initial position, the highest position of the second jacking table (404) is lower than the lowest position of the sliding table (403), and when the second jacking table (404) is at the jacking position, the lowest position of the second jacking table (404) is higher than the pushing assembly (9).

8. The automatic feeding laser cutting machine according to claim 1, wherein the pushing assembly (9) comprises a transmission structure (501) and a conveying unit (502), the transmission structure (501) comprises a second motor (503), a transmission shaft (504), a driving gear (505), a chain (506) and a driven gear (507), the driving gear (505) is connected with the second motor (503), and the driving gear (505) is connected with the driven gear (507) on the driving shaft (204) through the chain (506);

the conveying unit (502) comprises a gear set (508), a sliding assembly (509), a sliding plate (510), a rack (511) and a V-shaped block (512), the driving shaft (204) is connected with the gear set (508), the gear set (508) is meshed with the rack (511), the rack (511) is arranged at the bottom of the sliding plate (510), the sliding plate (510) is arranged on the machine table (1) through the sliding assembly (509), and the V-shaped block (512) is arranged on the sliding plate (510) and is close to one side of the laser cutting machine.

9. The automatic feeding laser cutting machine according to claim 1, wherein the positioning assembly (10) comprises a second cylinder (601), a pulling plate (602) and a baffle (603), the second cylinder (601) is arranged at one end of the machine table (1), the moving direction of the second cylinder (601) faces the outer side of the machine table (1), the pulling plate (602) is connected with the output end of the second cylinder (601), and the baffle (603) is arranged at the other end of the pushing assembly (9).

10. The automatic feeding laser cutting machine according to claim 9, wherein the baffle (603) comprises a fixing surface (607) and an elastic surface (608), an elastic element (609) is arranged between the fixing surface (607) and the elastic surface (608), the elastic surface (608) is abutted to the pipe, a through hole (610) is formed in the fixing surface (607), and a proximity switch (611) is arranged outside the through hole (610).

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