CN115319313B

CN115319313B - Nonrust steel pipe laser cutting machine convenient to accomodate work piece

Info

Publication number: CN115319313B
Application number: CN202211262817.7A
Authority: CN
Inventors: 刘洁
Original assignee: Jiangsu Zhenning Semiconductor Research Institute Co Ltd
Current assignee: Xuzhou Guanghai Technology Co ltd
Priority date: 2022-10-15
Filing date: 2022-10-15
Publication date: 2023-03-24
Anticipated expiration: 2042-10-15
Also published as: CN115319313A

Abstract

The invention relates to the technical field of laser cutting machines, in particular to a stainless steel pipe laser cutting machine convenient for accommodating workpieces, which comprises a laser cutting machine body; a charging structure for charging the steel pipes is arranged in the storage structure, and a feeding structure for feeding is arranged in the storage structure; the laser cutting machine comprises a laser cutting machine body, a storage structure and a clamping structure, wherein the laser cutting machine body is provided with two driving structures, the driving structures are provided with clamping structures used for clamping and rotating a steel pipe, and one clamping structure facing the storage structure is fixedly provided with a laser cutting structure; a feeding structure for pushing the steel pipe to move is arranged inside the laser cutting machine body, and a containing structure for containing the cut steel pipe is arranged inside the laser cutting machine body; the clamping structure drives the steel pipe to rotate in the moving process, the laser cutting structure moves to cut the steel pipe, the cutting efficiency is greatly improved, meanwhile, the clamping structure increases the contact area with the steel pipe, and the clamping effect of the steel pipe is better.

Description

Nonrust steel pipe laser cutting machine convenient to accomodate work piece

Technical Field

The invention relates to the technical field of laser cutting machines, in particular to a stainless steel pipe laser cutting machine convenient for accommodating workpieces.

Background

The laser cutting machine focuses laser emitted from a laser into a laser beam with high power density through a light path system, the laser beam irradiates the surface of a workpiece to enable the workpiece to reach a melting point or a boiling point, simultaneously, high-pressure gas coaxial with the laser beam blows away molten or gasified metal, and finally, a cutting seam is formed on a material along with the movement of the relative position of the laser beam and the workpiece, so that the purpose of cutting is achieved.

However, traditional laser cutting machine fixes the steel pipe through three chucks of grabbing, need manual feeding at the in-process of feeding, the flexibility of operation is poor, and it is little to use three chucks of grabbing to feed the lifting surface area, cause the indentation when the fixed pressure is too big easily, influence the steadiness easily when the pressure undersize, the in-process of feeding needs the operation of root by root, the operating efficiency is low, and the cutting completion back steel pipe the position that drops is fixed, strong collision between the easy steel pipe, and be not convenient for the steel pipe to accomodate towards a direction gathering, influence the cutting efficiency of steel pipe.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a stainless steel pipe laser cutting machine convenient for accommodating workpieces.

The technical scheme adopted by the invention for solving the technical problems is as follows: a stainless steel pipe laser cutting machine convenient for accommodating workpieces comprises a laser cutting machine body; a storage structure for storing a steel pipe to be cut is fixed on the laser cutting machine body, a charging structure for charging the steel pipe is arranged in the storage structure, and a feeding structure for feeding is arranged in the storage structure; the laser cutting machine comprises a laser cutting machine body, a storage structure and a clamping structure, wherein the laser cutting machine body is provided with two driving structures, the driving structures are provided with clamping structures used for clamping and rotating a steel pipe, and one clamping structure facing the storage structure is fixedly provided with a laser cutting structure; a feeding structure used for pushing the steel pipe to move is arranged in the laser cutting machine body, a containing structure used for containing the cut steel pipe is arranged in the laser cutting machine body, and the feeding structure is connected to the containing structure;

the driving structure comprises guide rails, two guide rails are fixed on the laser cutting machine body, racks are arranged on the guide rails, a second motor is fixed on the guide rails, a second screw rod is fixed on an output shaft of the second motor, and the second screw rod is rotatably connected with the guide rails;

the clamping structure comprises a second sliding block, the second sliding block is connected with the guide rail in a sliding mode, the second screw rod is connected with the second sliding block in a threaded mode, a third motor is fixed to the second sliding block, a third screw rod is arranged on an output shaft of the third motor, two third sliding blocks are connected to the third screw rod in a threaded mode, the thread directions of two ends of the third screw rod are opposite, the sliding directions of the two third sliding blocks are opposite, the bottom end of the third sliding block is connected with a second guide roller in a rotating mode, a third guide roller is connected to the second sliding block in a rotating mode, a gear is fixed to the third guide roller, and the gear is meshed with the rack.

Specifically, the storage structure includes the shell, one side of laser cutting machine body is equipped with the shell, be fixed with the baffle of L shape structure on the shell, be fixed with the storage frame of depositing the steel pipe that waits to cut on the shell, the bottom mounting of storage frame has the landing leg, it is connected with the pivot to rotate on the shell, be fixed with the apron in the pivot, be equipped with the recess on the shell.

Specifically, the charging structure includes first pneumatic cylinder, be fixed with first pneumatic cylinder on the shell, the top of first pneumatic cylinder is fixed with the sliding frame, the top surface slope setting of sliding frame, be fixed with the second pneumatic cylinder on the sliding frame, the top of second pneumatic cylinder is fixed with the ejector pad, be fixed with the spring on the ejector pad, spring coupling is in the slide, sliding connection between slide and the ejector pad, the slide slope sets up.

Concretely, feed structure includes first motor, first motor is installed towards one side of laser cutting machine body to the shell, be fixed with first lead screw on the output shaft of first motor, the screw thread opposite direction at the both ends of first lead screw, threaded connection has first sliding sleeve and connecting plate on the first lead screw, the slip opposite direction of first sliding sleeve and connecting plate, sliding connection first slider on the first sliding sleeve, the bottom of first slider is rotated and is connected with first guide roll, it is connected with first gyro wheel to rotate on the first slider, roll connection between the first guide way that inclines to set up on first gyro wheel and the shell.

Specifically, the laser cutting structure includes the bracing piece, is close to the shell be fixed with the bracing piece of L shape structure on the second slider, be equipped with the fixed plate perpendicularly on the bracing piece, be equipped with the laser cutting head on the fixed plate.

Specifically, reinforced structure includes the third pneumatic cylinder, be fixed with the third pneumatic cylinder on the laser cutting machine body, the bottom mounting of third pneumatic cylinder has the second sliding sleeve, sliding connection between second sliding sleeve and the laser cutting machine body, be fixed with the fourth motor on the second sliding sleeve, be connected with the charging roll on the output shaft of fourth motor, the charging roll is in between two third guide rolls, the charging roll is in laser cutting head left side.

The storage structure comprises a guide shaft, the guide shaft is connected to the laser cutting machine body in a rotating mode, a bottom plate is fixed to the guide shaft, a transmission groove is formed in the bottom plate, a third roller is connected to the inside of the transmission groove in a rolling mode, the third roller is connected with a push rod in a rotating mode, the push rod is fixed to a second sliding sleeve, and a plurality of gear rods are arranged on the bottom plate in an equidistant mode.

The invention has the beneficial effects that:

(1) According to the laser cutting machine for the stainless steel pipe convenient for accommodating the workpiece, the storage structure for storing the steel pipe to be cut is fixed on the laser cutting machine body, the charging structure for charging the steel pipe is arranged inside the storage structure, the feeding structure for feeding is arranged inside the storage structure, the steel pipe to be cut is convenient to shake after being placed inside the storage structure, the steel pipe is driven to shake through the charging structure, then the steel pipes are pushed into the feeding structure one by one, and then the steel pipes are conveyed to the clamping structure through the feeding structure, so that the steel pipe is more efficiently and conveniently installed.

(2) According to the laser cutting machine for the stainless steel pipe convenient for accommodating the workpiece, the laser cutting machine body is provided with the two driving structures, the driving structures are provided with the clamping structures for clamping and rotating the steel pipe, and the laser cutting structure is fixed on one clamping structure facing the storage structure; and then be convenient for after through clamping structure centre gripping steel pipe, through drive structure drive clamping structure and laser cutting structure removal, clamping structure drives the steel pipe rotation at the removal in-process, and the laser cutting structure removes and cuts the steel pipe, has improved cutting efficiency greatly, and clamping structure has increased the area of contact with the steel pipe simultaneously, makes the centre gripping effect of steel pipe better.

(3) According to the laser cutting machine for the stainless steel pipe convenient for accommodating the workpiece, the feeding structure for pushing the steel pipe to move is arranged in the laser cutting machine body, the accommodating structure for accommodating the cut steel pipe is arranged in the laser cutting machine body, and the feeding structure is connected to the accommodating structure; be convenient for promote the steel pipe through reinforced structure and remove, reinforced structure is driven the structure of accomodating, makes the structure shake of accomodating, and what make the cutting accomplish accomodates more conveniently.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic overall structural diagram of a laser cutting machine for stainless steel pipes, which is convenient for accommodating workpieces according to a preferred embodiment of the present invention;

FIG. 2 is an enlarged view of the part A shown in FIG. 1;

FIG. 3 is a schematic view of the connection of the housing to the charging structure of the present invention;

FIG. 4 is an enlarged view of the structure of the portion B shown in FIG. 3;

FIG. 5 is an enlarged view of the structure of the portion C shown in FIG. 3;

FIG. 6 is an enlarged view of the structure of the portion D shown in FIG. 3;

FIG. 7 is a schematic view of a connection structure of a gear and a rack according to the present invention;

FIG. 8 is a schematic view of a connection structure between the receiving structure and the laser cutting machine body according to the present invention;

fig. 9 is a schematic view of a connection structure of the driving groove and the third roller according to the present invention.

In the figure: 1. a laser cutting machine body; 2. a storage structure; 201. a cover plate; 202. a housing; 203. a groove; 204. a baffle plate; 205. a rotating shaft; 206. a support leg; 207. a storage frame; 3. a receiving structure; 301. a base plate; 302. a gear lever; 303. a guide shaft; 304. a transmission groove; 4. a charging structure; 401. a sliding frame; 402. a first hydraulic cylinder; 403. a second hydraulic cylinder; 404. a material pushing block; 405. a spring; 406. a slide plate; 5. a feed structure; 501. a connecting plate; 502. a first motor; 503. a first lead screw; 504. a first sliding sleeve; 505. a first slider; 506. a first roller; 507. a first guide groove; 508. a first guide roller; 6. a drive structure; 601. a second lead screw; 602. a second motor; 603. a guide rail; 604. a rack; 7. a clamping structure; 701. a third motor; 702. a third screw rod; 703. a second slider; 704. a second guide roller; 705. a gear; 706. a third slider; 707. a third guide roller; 8. laser cutting the structure; 801. a support bar; 802. a fixing plate; 803. a laser cutting head; 9. a feeding structure; 901. a third hydraulic cylinder; 902. a second sliding sleeve; 903. a fourth motor; 904. a feed roller; 905. a push rod; 906. and a third roller.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 9, the laser cutting machine for stainless steel pipes, which is convenient for accommodating workpieces, comprises a laser cutting machine body 1; a storage structure 2 for storing a steel pipe to be cut is fixed on the laser cutting machine body 1, a charging structure 4 for charging the steel pipe is arranged in the storage structure 2, and a feeding structure 5 for feeding is arranged in the storage structure 2; the laser cutting machine is characterized in that two driving structures 6 are arranged on the laser cutting machine body 1, clamping structures 7 used for clamping and rotating the steel pipe are arranged on the driving structures 6, and a laser cutting structure 8 is fixed on one clamping structure 7 facing the storage structure 2; a feeding structure 9 for pushing a steel pipe to move is arranged inside the laser cutting machine body 1, a containing structure 3 for containing the cut steel pipe is arranged inside the laser cutting machine body 1, and the feeding structure 9 is connected to the containing structure 3;

the driving structure 6 comprises a guide rail 603, two guide rails 603 are fixed on the laser cutting machine body 1, a rack 604 is arranged on the guide rail 603, a second motor 602 is fixed on the guide rail 603, a second lead screw 601 is fixed on an output shaft of the second motor 602, and the second lead screw 601 is rotatably connected with the guide rail 603;

the clamping structure 7 comprises a second sliding block 703, the second sliding block 703 is slidably connected with a guide rail 603, a second screw rod 601 is in threaded connection with the second sliding block 703, a third motor 701 is fixed on the second sliding block 703, a third screw rod 702 is arranged on an output shaft of the third motor 701, two third sliding blocks 706 are in threaded connection with the third screw rod 702, the thread directions of two ends of the third screw rod 702 are opposite, the sliding directions of the two third sliding blocks 706 are opposite, a second guide roller 704 is rotatably connected to the bottom end of the third sliding block 706, a third guide roller 707 is rotatably connected to the second sliding block 703, a gear 705 is fixed on the third guide roller 707, and the gear 705 is engaged with a rack 604.

Specifically, the storage structure 2 includes a housing 202, the housing 202 is disposed on one side of the laser cutting machine body 1, a baffle 204 with an L-shaped structure is fixed on the housing 202, a storage frame 207 for storing a steel pipe to be cut is fixed on the housing 202, a support leg 206 is fixed at the bottom end of the storage frame 207, a rotating shaft 205 is rotatably connected to the housing 202, a cover plate 201 is fixed on the rotating shaft 205, and a groove 203 is disposed on the housing 202; when the internal components of the housing 202 need to be overhauled, the housing 202 is provided with the groove 203, so that the cover plate 201 is convenient to push, the cover plate 201 drives the rotating shaft 205 and the housing 202 to rotate, and the internal components are convenient to overhaul and maintain.

Specifically, the charging structure 4 includes a first hydraulic cylinder 402, the first hydraulic cylinder 402 is fixed on the housing 202, a sliding frame 401 is fixed at the top end of the first hydraulic cylinder 402, the top surface of the sliding frame 401 is obliquely arranged, a second hydraulic cylinder 403 is fixed on the sliding frame 401, a pusher block 404 is fixed at the top end of the second hydraulic cylinder 403, a spring 405 is fixed on the pusher block 404, the spring 405 is connected to a sliding plate 406, the sliding plate 406 is slidably connected with the pusher block 404, and the sliding plate 406 is obliquely arranged; the steel tubes are first placed inside the storage frame 207, the top end of the storage frame 207 is tilted, and the top end of the sliding frame 401 is tilted, thereby facilitating the gathering of the steel tubes towards the pusher block 404.

Specifically, the feeding structure 5 includes a first motor 502, the first motor 502 is installed on one side of the housing 202 facing the laser cutting machine body 1, a first lead screw 503 is fixed on an output shaft of the first motor 502, the thread directions of both ends of the first lead screw 503 are opposite, a first sliding sleeve 504 and a connecting plate 501 are in thread connection with the first lead screw 503, the sliding directions of the first sliding sleeve 504 and the connecting plate 501 are opposite, a first sliding block 505 is in sliding connection with the first sliding sleeve 504, a first guide roller 508 is rotatably connected to the bottom end of the first sliding block 505, a first roller 506 is rotatably connected to the first sliding block 505, and the first roller 506 is in rolling connection with a first guide groove 507 which is obliquely arranged on the housing 202; the distance between the first guide roller 508 and the connecting plate 501 thereof is adjusted according to the diameter of the steel pipe, the first motor 502 rotates, the first motor 502 drives the first screw rod 503 to drive the first sliding sleeve 504 and the connecting plate 501 to slide through threads, the thread directions of the two ends of the first screw rod 503 are opposite, so that the center line between the first sliding sleeve 504 and the connecting plate 501 is located on the center line of the pushing block 404, the steel pipe is conveniently located at the central arc-shaped groove position of the pushing block 404, the feeding is more stable, the first sliding sleeve 504 drives the first sliding block 505 when sliding, the first roller 506 on the first sliding block 505 rolls inside the first guide groove 507, the first guide groove 507 is obliquely arranged, so that the distance between the first sliding block 505 and the sliding frame 401 is changed, the maximum distance between the bottom end of the first guide roller 508 and the sliding frame 401 is equal to the distance between the connecting plate 501 and the first sliding block 505, the feeding is convenient for a single steel pipe to shake, and the first hydraulic cylinder 402 extends to drive the sliding frame 401 and the shell 202 to slide, the sliding frame 401 and the first guide roller 508, thereby effectively preventing a plurality of steel pipes from entering the pushing block 404 and facilitating the steel pipe to be more orderly arranged.

Specifically, the laser cutting structure 8 includes a support rod 801, the support rod 801 of an L-shaped structure is fixed on the second slider 703 close to the housing 202, a fixing plate 802 is vertically arranged on the support rod 801, and a laser cutting head 803 is arranged on the fixing plate 802.

Specifically, the feeding structure 9 includes a third hydraulic cylinder 901, the third hydraulic cylinder 901 is fixed on the laser cutting machine body 1, a second sliding sleeve 902 is fixed at the bottom end of the third hydraulic cylinder 901, the second sliding sleeve 902 is slidably connected with the laser cutting machine body 1, a fourth motor 903 is fixed on the second sliding sleeve 902, an output shaft of the fourth motor 903 is connected with a feeding roller 904, the feeding roller 904 is located between two third guide rollers 707, and the feeding roller 904 is located on the left side of the laser cutting head 803; the second hydraulic cylinder 403 extends to drive the material pushing block 404 to push the steel pipe to the upper side, so that the steel pipe is positioned between the second guide roller 704 and the third guide roller 707 close to one side of the shell 202, the distance between the first sliding block 505 and the connecting plate 501 is equal to the diameter of the steel pipe, and further has a guiding and positioning effect, so that the effect of clamping the steel pipe by the clamping structure 7 is better, meanwhile, the connecting plate 501 abuts against the obliquely arranged sliding plate 406 in the sliding process, the sliding plate 406 abuts against the spring 405 to deform, the sliding plate 406 slides with the material pushing block 404, the steel pipe is effectively prevented from falling into a gap between the material pushing block 404 and the connecting plate 501, further, the quick one-by-one feeding is facilitated, and the feeding efficiency and the quality of the steel pipe are greatly improved; then, a third motor 701 close to one side of the housing 202 rotates, the third motor 701 drives a third screw rod 702 to rotate, the third screw rod 702 drives two third sliding blocks 706 to approach each other in a threaded manner, so that a second guide roller 704 on the third sliding block 706 and a third guide roller 707 on the second sliding block 703 gradually contact the steel pipe to wrap the steel pipe, then an electric push rod at the end of the housing 202 pushes the steel pipe to move towards a feeding roller 904, so that the steel pipe contacts the feeding roller 904, during cutting of the steel pipe, a third hydraulic cylinder 901 is in a contraction state, so that the feeding roller 904 is not in contact with the steel pipe, then the third motors 701 at two ends work to drive the second guide roller 704 to cooperate with the third guide roller 707 to clamp and fix the steel pipe, the second guide roller 704 cooperates with the third guide roller 707 to increase the axial supporting force of the steel pipe, so that the fixing and supporting effect on the steel pipe is better, the fixing efficiency of the steel pipe is greatly improved, then the second motor 602 rotates to drive the second guide roller 601, the second sliding block 703 drives the second sliding block 703 to move on a guide rail 603, and the second guide roller 705 rotates to drive the cutting head 705 to synchronously cut the steel pipe 703, and the cutting head 703, so that the steel pipe is driven by the laser beam 703, and the cutting head 707.

Specifically, the accommodating structure 3 includes a guide shaft 303, the guide shaft 303 is rotatably connected to the laser cutting machine body 1, a bottom plate 301 is fixed to the guide shaft 303, a transmission groove 304 is formed in the bottom plate 301, a third roller 906 is rotatably connected to the inside of the transmission groove 304, the third roller 906 is rotatably connected to a push rod 905, the push rod 905 is fixed to a second sliding sleeve 902, and a plurality of stopper rods 302 are equidistantly arranged on the bottom plate 301; after cutting, the third motor 701 rotates, the second guide rollers 704 facing one side of the housing 202 slightly move, so that steel pipes can be pulled, the distance between the second guide rollers 704 facing away from one side of the housing 202 is increased to the steel pipes which can drop, the cut steel pipes drop onto the bottom plate 301, then the third hydraulic cylinder 901 extends to drive the second sliding sleeve 902 to slide with the laser cutting machine body 1, so that the feeding rollers 904 abut against the steel pipes, the fourth motor 903 rotates, the fourth motor 903 drives the feeding rollers 904 to rotate, so that the feeding rollers 904 push the steel pipes to move, after the steel pipes move to a specified length, the third hydraulic cylinder 901 contracts to enable the feeding rollers 904 not to contact with the steel pipes, meanwhile, the third motor 701 rotates, so that the second guide rollers 704 cooperate with the third guide rollers 707 to clamp and fix the steel pipes, the push rods 905 are driven in the sliding process of the second sliding sleeve 902, so that the third rollers 906 on the push rods roll in the transmission grooves 304, the bottom plate 301 is driven to shake around the guide shafts 303, and further the bottom plate 301 is convenient for gathering the steel pipes towards the direction of the blocking rods 302, and the steel pipes can be better in the effect of gathering the steel pipes.

When the steel pipe pushing device is used, firstly, steel pipes are placed inside the storage frame 207, the top end of the storage frame 207 is inclined, the top end of the sliding frame 401 is inclined, so that the steel pipes are convenient to gather towards the pushing block 404, the distance between the first guide roller 508 and the connecting plate 501 is adjusted according to the diameter of the steel pipes, the first motor 502 rotates, the first motor 502 drives the first screw rod 503 to drive the first sliding sleeve 504 and the connecting plate 501 to slide in a threaded mode, the threaded directions of the two ends of the first screw rod 503 are opposite, so that the center line between the first sliding sleeve 504 and the connecting plate 501 is located on the center line of the pushing block 404, so that the steel pipes are located at the central arc-shaped groove position of the pushing block 404, so that feeding is more stable, meanwhile, the first sliding sleeve 504 drives the first sliding block 505 when sliding, the first roller 506 on the first sliding block 505 rolls inside the first guide groove 507, and the first guide groove 507 is inclined, further, the distance between the first slider 505 and the sliding frame 401 is changed, the maximum distance between the bottom end of the first guiding roller 508 and the sliding frame 401 is equal to the distance between the connecting plate 501 and the first slider 505, so that single feeding is facilitated, then the first hydraulic cylinder 402 extends to drive the sliding frame 401 and the shell 202 to slide, so that the sliding frame 401 is abutted against the first guiding roller 508, thereby effectively preventing a plurality of steel pipes from entering the pushing block 404, and simultaneously facilitating the shaking of the steel pipes, so that the steel pipes are more orderly arranged, then the second hydraulic cylinder 403 extends to drive the pushing block 404 to push the steel pipes upwards, so that the steel pipes are positioned between the second guiding roller 704 and the third guiding roller 707 close to one side of the shell 202, the distance between the first slider 505 and the connecting plate 501 is equal to the diameter of the steel pipes, thereby having guiding and positioning effects, so that the clamping structure 7 has better effect of clamping the steel pipes, and simultaneously the connecting plate 501 is abutted against the sliding plate 406 which is obliquely arranged during the sliding process, the sliding plate 406 is abutted against the spring 405 to deform, the sliding plate 406 slides with the pushing block 404, the steel pipe is effectively prevented from falling to a gap between the pushing block 404 and the connecting plate 501, the quick feeding is further facilitated, and the feeding efficiency and the quality of the steel pipe are greatly improved;

then a third motor 701 close to one side of the housing 202 rotates, the third motor 701 drives a third screw rod 702 to rotate, the third screw rod 702 drives two third sliding blocks 706 to approach each other in a threaded manner, so that a second guide roller 704 on the third sliding block 706 and a third guide roller 707 on a second sliding block 703 gradually contact the steel pipe to wrap the steel pipe, then an electric push rod at the end of the housing 202 pushes the steel pipe to move towards a feeding roller 904, so that the steel pipe contacts the feeding roller 904, during cutting of the steel pipe, a third hydraulic cylinder 901 is in a contraction state, so that the feeding roller 904 is not in contact with the steel pipe, then the third motors 701 at two ends work to drive the second guide roller 704 to cooperate with the third guide roller 707 to clamp and fix the steel pipe, the second guide roller 704 cooperates with the third guide roller 707 to increase the axial supporting force of the steel pipe, so that the fixing and supporting effect on the steel pipe is better, the fixing efficiency of the steel pipe is greatly improved, then the second motor 602 rotates to drive the second screw rod 601, the second sliding block 703 moves on a guide rail 603 in a moving process of the second sliding block 703, so that a rack 705 drives a cutting head 705 to synchronously rotate a cutting head 703, and a cutting head 703, a cutting head 801 is driven by a laser, and a cutting head 705;

after cutting, the third motor 701 rotates to slightly move the second guide roller 704 facing one side of the housing 202, so that a steel pipe can be pulled, the distance between the second guide rollers 704 facing away from one side of the housing 202 is increased to enable the steel pipe to fall, the cut steel pipe falls onto the bottom plate 301, then the third hydraulic cylinder 901 extends to drive the second sliding sleeve 902 to slide with the laser cutting machine body 1, so that the feeding roller 904 abuts against the steel pipe, the fourth motor 903 rotates, the fourth motor 903 drives the feeding roller 904 to rotate, the feeding roller 904 pushes the steel pipe to move, after the steel pipe moves to a specified length, the third hydraulic cylinder 901 contracts to enable the feeding roller 904 not to contact with the steel pipe, meanwhile, the third motor 701 rotates to enable the second guide roller 704 to cooperate with the third guide roller 707 to clamp and fix the steel pipe 902, the push rod 905 is driven in the sliding process of the second sliding sleeve, the third roller 906 on the push rod 905 rolls in the transmission groove 304 to drive the bottom plate 301 to shake around the guide shaft 303, so that the bottom plate 301 is convenient for gathering the steel pipe towards the direction of the blocking rod 302, and the steel pipe can be better accommodated; when the internal components of the housing 202 need to be overhauled, the housing 202 is provided with the groove 203, which is convenient for pushing the cover plate 201, so that the cover plate 201 drives the rotating shaft 205 and the housing 202 to rotate, and further, the internal components are convenient to overhaul and maintain.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The laser cutting machine for the stainless steel pipe is convenient for accommodating workpieces and is characterized by comprising a laser cutting machine body (1); a storage structure (2) for storing a steel pipe to be cut is fixed on the laser cutting machine body (1), a charging structure (4) for charging the steel pipe is arranged in the storage structure (2), and a feeding structure (5) for feeding is arranged in the storage structure (2); the laser cutting machine is characterized in that two driving structures (6) are arranged on the laser cutting machine body (1), clamping structures (7) used for clamping and rotating the steel pipe are arranged on the driving structures (6), and a laser cutting structure (8) is fixed on one clamping structure (7) facing the storage structure (2); a feeding structure (9) used for pushing a steel pipe to move is arranged in the laser cutting machine body (1), a containing structure (3) used for containing the cut steel pipe is arranged in the laser cutting machine body (1), and the feeding structure (9) is connected to the containing structure (3);

the driving structure (6) comprises guide rails (603), two guide rails (603) are fixed on the laser cutting machine body (1), racks (604) are arranged on the guide rails (603), a second motor (602) is fixed on the guide rails (603), a second lead screw (601) is fixed on an output shaft of the second motor (602), and the second lead screw (601) is rotatably connected with the guide rails (603);

the clamping structure (7) comprises a second sliding block (703), the second sliding block (703) is in sliding connection with a guide rail (603), the second screw rod (601) is in threaded connection with the second sliding block (703), a third motor (701) is fixed on the second sliding block (703), a third screw rod (702) is arranged on an output shaft of the third motor (701), two third sliding blocks (706) are in threaded connection with the third screw rod (702), the thread directions of two ends of the third screw rod (702) are opposite, the sliding directions of the two third sliding blocks (706) are opposite, a second guide roller (704) is rotatably connected to the bottom end of the third sliding block (706), a third guide roller (707) is rotatably connected to the second sliding block (703), a gear (705) is fixed on the third guide roller (707), and the gear (705) is engaged with a rack (604);

the storage structure (2) comprises a shell (202), the shell (202) is arranged on one side of the laser cutting machine body (1), a baffle (204) of an L-shaped structure is fixed on the shell (202), a storage frame (207) for storing a steel pipe to be cut is fixed on the shell (202), and supporting legs (206) are fixed at the bottom end of the storage frame (207); a rotating shaft (205) is rotatably connected to the shell (202), a cover plate (201) is fixed to the rotating shaft (205), and a groove (203) is formed in the shell (202);

the charging structure (4) comprises a first hydraulic cylinder (402), the first hydraulic cylinder (402) is fixed on the shell (202), a sliding frame (401) is fixed at the top end of the first hydraulic cylinder (402), the top surface of the sliding frame (401) is obliquely arranged, a second hydraulic cylinder (403) is fixed on the sliding frame (401), and a pushing block (404) is fixed at the top end of the second hydraulic cylinder (403); a spring (405) is fixed on the material pushing block (404), the spring (405) is connected to a sliding plate (406), the sliding plate (406) is in sliding connection with the material pushing block (404), and the sliding plate (406) is obliquely arranged;

the feeding structure (5) comprises a first motor (502), one side, facing the laser cutting machine body (1), of the shell (202) is provided with the first motor (502), an output shaft of the first motor (502) is fixedly provided with a first lead screw (503), the thread directions of two ends of the first lead screw (503) are opposite, the first lead screw (503) is in threaded connection with a first sliding sleeve (504) and a connecting plate (501), the sliding directions of the first sliding sleeve (504) and the connecting plate (501) are opposite, the first sliding sleeve (504) is in sliding connection with a first sliding block (505), and the bottom end of the first sliding block (505) is rotatably connected with a first guide roller (508); the first sliding block (505) is rotatably connected with a first roller (506), and the first roller (506) is in rolling connection with a first guide groove (507) which is obliquely arranged on the shell (202);

the laser cutting structure (8) comprises a support rod (801), the support rod (801) with an L-shaped structure is fixed on the second sliding block (703) close to the shell (202), a fixing plate (802) is vertically arranged on the support rod (801), and a laser cutting head (803) is arranged on the fixing plate (802); the feeding structure (9) comprises a third hydraulic cylinder (901), the third hydraulic cylinder (901) is fixed on the laser cutting machine body (1), a second sliding sleeve (902) is fixed at the bottom end of the third hydraulic cylinder (901), the second sliding sleeve (902) is in sliding connection with the laser cutting machine body (1), a fourth motor (903) is fixed on the second sliding sleeve (902), a feeding roller (904) is connected to an output shaft of the fourth motor (903), the feeding roller (904) is located between two third guide rollers (707), and the feeding roller (904) is located on the left side of the laser cutting head (803);

accomodate structure (3) including guiding axle (303), it is connected with guiding axle (303) to rotate on laser cutting machine body (1), be fixed with bottom plate (301) on guiding axle (303), be equipped with drive groove (304) on bottom plate (301), the inside roll connection of drive groove (304) has third gyro wheel (906), rotate between third gyro wheel (906) and push rod (905) and be connected, second sliding sleeve (902) are fixed in push rod (905), bottom plate (301) are gone up the equidistance and are equipped with a plurality of shelves pole (302).