CN114985988B

CN114985988B - Alternate traction support type laser cutting machine

Info

Publication number: CN114985988B
Application number: CN202210929847.2A
Authority: CN
Inventors: 王建业; 张朋; 骆金才
Original assignee: Guangdong Kudi Erji Laser Equipment Co ltd
Current assignee: Guangdong Kudi Erji Laser Equipment Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-11-25
Anticipated expiration: 2042-08-04
Also published as: CN114985988A

Abstract

The invention discloses an alternate traction support type laser cutting machine, and belongs to the technical field of numerical control laser processing. The alternate traction support type laser cutting machine comprises a machine frame, a laser head, a dust suction device and a traction mechanism; the laser head is arranged on the frame; the dust suction device is arranged on one side of the laser head; the traction mechanism comprises two tractors, the two tractors are arranged on the rack and are oppositely arranged on two sides of the material belt, and each tractor comprises an X-axis driving assembly, a Z-axis driving assembly and an end effector assembly. According to the technical scheme, the stability of the direction of the material belt during moving can be ensured, the material belt is prevented from deviating, the cutting accuracy is improved, and the cutting quality is ensured. Simultaneously, the installation, dismantlement, the change of end effector subassembly adopt automatic electric quick change structure, and this quick change structure belongs to exempts from the screw installation, but the unexpected trouble safety auto-lock can realize the quick replacement of end effector, improves the efficiency that maintenance, product switch, can ensure safety again.

Description

Alternate traction support type laser cutting machine

Technical Field

The invention relates to the technical field of numerical control laser processing, in particular to an alternate traction support type laser cutting machine.

Background

The laser cutting machine replaces the traditional mechanical knife with invisible light beams, has the characteristics of high precision, quick cutting, no limitation on cutting patterns, automatic typesetting, material saving, smooth cut, low processing cost and the like, and gradually improves or replaces the traditional metal cutting process equipment.

In the existing laser cutting machine, a coiled material is generally conveyed by a belt, a belt material is directly placed on a conveying belt, a laser head is arranged on a cross beam, and the belt is provided with a light seam corresponding to the cutting position of a laser cutting head and used for receiving slag, corner waste materials and the like. On the one hand, because the width of the light seam is limited, the cutting point is not far away from the belt, and under the action of compressed gas, high-temperature slag splashes and easily falls or is stained on the surface of the belt, and can be brought to the outer surface of the lower roller shaft of the light seam, and a small sharp point on the roller shaft can cause continuous damage to the belt, so that the belt is damaged. On the other hand, the periphery of the finished product has slight cutting burrs, and the belt can be damaged after long-term storage in the conveying process. In addition, in the process of conveying the belt, in a light seam section, the small roller can only flatten and guide the material belt in the Z-axis direction, and can only be adjusted at any time by a deviation correcting device in the X-axis direction and the Y-axis direction of a horizontal plane, so that the deviation of the material belt is difficult to avoid, and the problem of cutting deviation is further caused.

Disclosure of Invention

The invention mainly aims to provide an alternate traction support type laser cutting machine, aiming at achieving the effect that the material belt does not deviate in any direction of the plane of the material belt in the moving process.

In order to achieve the above object, the present invention provides an alternating-traction supported laser cutting machine, which is used for cutting a material belt, and defines a feeding direction of the material belt as an X axis, a direction perpendicular to the feeding direction in a plane of the material belt as a Y axis, and a direction perpendicular to the plane of the material belt as a Z axis, and the alternating-traction supported laser cutting machine includes:

a frame;

the laser head is arranged on the rack;

the dust suction device is arranged on one side of the laser head and is positioned above the material belt; and

drive mechanism, drive mechanism includes two tractors, two the tractor is located the frame, and be located the relative both sides of material area extending direction, each the tractor includes X axle drive assembly, Z axle drive assembly and end effector subassembly, end effector unit mount in Z axle drive assembly, end effector subassembly is used for adsorbing the material area, Z axle drive assembly drive end effector subassembly removes along Z axle direction, X axle drive assembly connect in Z axle drive assembly, X axle drive assembly drive Z axle drive assembly removes along X axle direction.

Optionally, two said tractors form a group of said traction mechanisms, the number of said groups of traction mechanisms being at least two;

and/or the number of the tractors positioned on each side of the material belt is at least two.

Optionally, the tractor further includes a Y-axis driving assembly, the Y-axis driving assembly is disposed on the X-axis driving assembly, the Z-axis driving assembly is disposed on the Y-axis driving assembly, and the Y-axis driving assembly drives the Z-axis driving assembly and the end effector assembly to move along the Y-axis direction.

Optionally, X axle drive assembly includes first support and first driving piece, first support is equipped with the first rack that sets up along X axle direction, the drive shaft of first driving piece has first gear, first gear with first rack meshes mutually, Y axle drive assembly connect in first driving piece, first driving piece drive first gear revolve in order to drive Y axle drive assembly, Z axle drive assembly and end effector subassembly remove along X axle direction.

Optionally, the Y-axis driving assembly includes a second support and a second driving member, the second support is provided with the first support, the second support is provided with a second rack along the Y-axis direction, the driving shaft of the second driving member is connected with a second gear, the second gear is engaged with the second rack, the second driving member drives the second gear to rotate so as to drive the Z-axis driving assembly and the end effector assembly to move along the Y-axis direction.

Optionally, the Z-axis driving assembly includes a third support and a third driving member, the third support is disposed on the second support, the third driving member is disposed on the third support, a driving shaft of the third driving member is connected to a third gear, a third rack along the Z-axis direction is disposed on the end effector assembly, the third gear is engaged with the third rack, and the third driving member drives the third gear to rotate so as to drive the end effector assembly to move along the Z-axis direction.

Optionally, the first support is provided with a first slide rail along the X-axis direction, the second support is provided with a first slide groove, and the first slide groove slides on the first slide rail;

and/or the second support is provided with a second slide rail along the Y-axis direction, the third support is provided with a second slide groove, and the second slide groove slides on the second slide rail;

and/or, the third support is provided with a third sliding groove along the Z-axis direction, the end effector assembly is provided with a third sliding rail, and the third sliding rail slides on the third sliding groove.

Optionally, the end effector subassembly includes that the end effector erects link plate, quick change master, quick change tool dish, sucking disc connection frame and a plurality of sucking disc, the quick change master is located the link plate is erect to the end effector, the quick change master with electrical connection can be dismantled to the one end of quick change tool dish, the other end pneumatic connection of quick change tool dish the sucking disc connection frame, it is a plurality of the sucking disc is located on the sucking disc connection frame, and the orientation the material area sets up.

Optionally, the sucking disc linking frame includes two relative support bodies that set up according to the stock layout, every the support body includes a plurality of joint portions, and is a plurality of joint portion end to end connection to be the curve form setting, the sucking disc is located on the joint portion.

Optionally, the dust suction device is annularly arranged on the periphery of the laser head and faces the material belt.

According to the technical scheme, the two tractors are oppositely arranged on the two sides of the material belt and comprise the X-axis driving assembly, the Z-axis driving assembly and the end picking assembly, the end picking assembly adsorbs and pulls the material belt from the two ends of the material belt, the two tractors which are oppositely arranged synchronously adsorb and pull the material belt to move along the X-axis direction, the stability of the material belt moving direction can be guaranteed, the material belt is prevented from deviating, the cutting accuracy is improved, the cutting quality is guaranteed, a belt conveying mode is not used, the condition that a belt is damaged is avoided, and the conveying quality and the product quality are improved. And moreover, the end effector assembly is quickly mounted and dismounted without screws through electricity, so that the downtime of the cutting machine is saved, the quick switching of a product line is accelerated, and the production benefit is improved. Furthermore, the dust suction device is arranged at the laser head, so that most of smoke, dust, fine particles and the like generated in the laser cutting process of melting high-temperature and high-pressure gas are timely drawn away, the fault hidden danger of the smoke, the dust and the fine particles to an electronic sensing component and an electronic control system is reduced, and meanwhile, the harm of the smoke, the dust and the fine particles to the body health of laser cutting field personnel is also reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a laser cutting machine according to an embodiment of the present invention;

FIG. 2 is a top view of a pulling mechanism in the laser cutting machine of FIG. 1;

FIG. 3 is a schematic structural diagram of a traction mechanism in the laser cutting machine shown in FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is an enlarged view of a portion of FIG. 3 at B;

fig. 6 is a partially enlarged view at C in fig. 3.

The reference numbers indicate:

reference numerals	Name(s)	Reference numerals	Name(s)
				1	Alternate traction support type laser cutting machine	10	Rack
30	Laser head	50	Traction mechanism
				60	Traction machine	61	X-axis drive assembly
611	First support	6111	First rack
				6113	First slide rail	613	First driving member
6131	First gear	63	Y-axis driving assembly
				631	Second support	6311	Second rack
6313	First chute	6315	Second slide rail
				633	Second driving member	6331	Second gear
65	Z-axis driving assembly	651	Third support
				6511	Third rack	6513	Second chute
6515	Third chute	653	Third driving member
				6531	Third gear	67	End effector assembly
671	Third slide rail	673	Quick-change main disc
				675	Quick-change tool disc	677	Sucker connecting frame
679	Suction cup	70	Dust suction device
				80	Material belt

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; etc.) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides an alternate traction support type laser cutting machine 1.

Each axis defines: the feeding direction of the material belt 80 is an X axis, the direction which is vertical to the feeding direction in the plane of the material belt 80 is a Y axis, the direction which is vertical to the plane of the material belt 80 is a Z axis,

in the embodiment of the present invention, as shown in fig. 1 to 6, the alternative traction support type laser cutting machine 1 includes a machine frame 10, a laser head 30, a dust suction device 70, and a traction mechanism 50; the laser head 30 is arranged on the frame 10; the dust suction device 70 is arranged at one side of the laser head 30 and is positioned above the material belt 80; the traction mechanism 50 comprises two tractors 60, the two tractors 60 are arranged on the frame 10 and are located on two opposite sides of the extension direction of the material belt 80, each tractor 60 comprises an X-axis driving assembly 61, a Z-axis driving assembly 65 and an end picking assembly 67, the end picking assembly 67 is installed on the Z-axis driving assembly 65, the end picking assembly 67 is used for adsorbing the material belt 80, the Z-axis driving assembly 65 drives the end picking assembly 67 to move along the Z-axis direction, the X-axis driving assembly 61 is connected to the Z-axis driving assembly 65, and the X-axis driving assembly 61 drives the Z-axis driving assembly 65 to move along the X-axis direction.

When the material belt 80 needs to be moved, firstly, the Z-axis driving component 65 is driven to drive the end effector component 67 to be close to the material belt 80, after the end effector component 67 contacts the material belt 80, the end effector component 67 is started to adsorb the material belt 80, and then the X-axis driving component 61 is driven to drive the Z-axis driving component 65 and the end effector component 67 to move to the position below the laser head 30 along the extension direction of the material belt 80, so that the product is cut; after cutting, the end effector component 67 is closed, the adsorption force is relieved, the material belt 80 is separated from the end effector component 67, then the Z-axis driving component 65 is driven to drive the end effector component 67 to be far away from the material belt 80, and finally the X-axis driving component 61 is driven to return to the original position along the direction of the material belt 80; repeating the steps can realize multiple times of advance of the material belt 80, realize the propulsion of the material belt 80 and further realize multiple times of product cutting of the material belt 80. And, through the mode that two relative end effector subassembly 67 that set up adsorb in step and synchronous drive remove, can guarantee the stability of material area 80 moving direction, avoided the material area 80 off tracking, and then improved the cutting accuracy, guaranteed the cutting quality. The adsorption moving method also avoids the use of a belt conveying mode, avoids the condition that the belt is damaged, and improves the transportation quality and the product quality.

Further, in an embodiment of the present invention, when the product is cut from the tape 80 after the cutting, the end effector assembly 67 adsorbs the product, and the truss robot or the robot can be used to remove the product from the end effector assembly 67, and the truss robot or the robot can be docked with the product of the end effector assembly 67 by closing the end effector assembly 67, releasing the adsorption force, and collecting the product.

Further, in another embodiment, the suction cups 679 of the end effector assembly 67 may be configured to suction either the cut product locations or the non-cut product locations of the strip of material 80. When the adsorption position is the product position, the sucking disc 679 adsorbs the product after the cutting is finished, and the truss robot grabs the product away; when the adsorption position is the non-cutting product position, the suction disc 679 adsorbs the material belt 80 after cutting, and the truss robot grabs the product away.

According to the technical scheme, the two tractors 60 are oppositely arranged on the two sides of the material belt 80, each tractor 60 comprises an X-axis driving assembly 61, a Z-axis driving assembly 65 and an end picking assembly 67, the end picking assembly 67 adsorbs and pulls the material belt 80 from the two ends of the material belt 80, the two tractors 60 which are oppositely arranged synchronously adsorb and pull the material belt 80 to move along the X-axis direction, the stability of the moving direction of the material belt 80 can be ensured, the deviation of the material belt 80 is avoided, the cutting accuracy is improved, the cutting quality is ensured, the belt 80 is not conveyed, the condition that a belt is damaged is avoided, and the conveying quality and the product quality are improved. Moreover, the end effector assembly 67 is mounted and dismounted quickly without screws through electrical operation, so that the downtime of the laser cutting machine is saved, the quick switching of product lines is accelerated, and the production benefit is improved. Further, the dust suction device 70 is arranged at the laser head 30, so that most of smoke, dust, fine particles and the like generated in the laser cutting process of melting high-temperature and high-pressure gas are timely drawn away, the fault hidden danger of the smoke, the dust and the fine particles to an electronic sensing component and an electronic control system is reduced, and meanwhile, the harm of the smoke, the dust and the fine particles to the body health of laser cutting field personnel is also reduced.

In an embodiment of the present invention, two of the tractors 60 form a group of the traction mechanisms 50, and the number of the groups of the traction mechanisms 50 is at least two;

and/or the number of said tractors 60 located on each side of said strip of material 80 is at least two.

The total number of the tractors 60 can be more than 2, the number of single sides can be more than 2, the tractors 60 on both sides of the material belt 80 can be used for exchanging machine positions, the tractors 60 on the same side of the material belt 80 can also be used for exchanging machine positions, and cutting products are more diversified, more flexible and more efficient.

The number of traction mechanisms 50 may be multiple sets, i.e., the number of traction mechanisms 50 may be two sets, three sets, etc. In an embodiment of the present invention, the number of the traction mechanisms 50 is two, two groups of the traction mechanisms 50 are disposed and distributed along the extension direction of the tape 80 at intervals side by side, and the two groups of the traction mechanisms 50 may be named as a first group of the traction mechanisms 50 and a second group of the traction mechanisms 50; when the tape 80 needs to be moved, the first group of traction mechanisms 50 are located at one side close to the laser head 30 relative to the second group of traction mechanisms 50, the first group of traction mechanisms 50 are firstly driven to open the Z-axis driving assembly 65 and the end effector assembly 67, so that the tractors 60 of the first group of traction mechanisms 50 are close to and absorb the tape 80, then the X-axis driving assembly 61 of the first group of traction mechanisms 50 is driven to drive the tape 80 to move towards the lower part of the laser head 30, and at the moment, the X-axis driving assembly 61 and the Z-axis driving assembly 65 of the second group of traction mechanisms 50 are in a closed state, so that the second group of traction mechanisms 50 are in a state of not absorbing the tape 80; when the first group of traction mechanisms 50 drive the tape 80 to move below the laser head 30 and cut, the first group of traction mechanisms 50 close the end effector assembly 67 and drive the Z-axis drive assembly 65 to be far away from the tape 80, at this time, the Z-axis drive assembly 65 and the end effector assembly 67 of the second group of traction mechanisms 50 are opened, so that the tractors 60 of the second group of traction mechanisms 50 are close to and adsorb the tape 80, then the X-axis drive assembly 61 of the second group of traction mechanisms 50 is driven to drive the tape 80 to move towards the lower side of the laser head 30, at this time, the first group of traction mechanisms 50 drive the Z-axis drive assembly 65 to move to the lower side of the second group of traction mechanisms 50, so that the first group of traction mechanisms 50 and the second group of traction mechanisms 50 are horizontally arranged in a staggered manner, and further drive the X-axis drive assembly 61 of the first group of traction mechanisms 50 to return to the position before the second group of traction mechanisms 50 are opened, when the second group of traction mechanisms 50 drive the tape 80 to move and reach the lower side of the laser head 30, the first group of traction mechanisms 50 returns to the position before being opened, and the second group of traction mechanisms 50 can achieve the circulating operation effect of the second group of traction mechanisms 50. Repeating the above steps can realize the effect that the two groups of traction mechanisms 50 alternately push the material belt 80 to advance, and realize the continuous pushing and cutting of the material belt 80. Compared with the arrangement of a group of traction mechanisms 50, the effect of uninterruptedly pushing the material belt 80 can be achieved, and the efficiency of laser cutting is improved.

Further, the number of groups of the drawing mechanisms 50 and the moving speed of the driving assembly can be changed according to the product and the moving speed of the material belt 80, or the number of the laser heads 30 can be changed, for example, a plurality of laser heads 30 corresponding to a plurality of groups of drawing mechanisms 50 move synchronously to cut can also achieve the purpose of increasing the production efficiency of the product.

The number of the tractors 60 included in the alternately-drawing support type laser cutting machine 1 may be at least two groups (pairs), and the number of the tractors 60 on one side of the tape 80 is at least 2. In the case of multiple sets of tractors 60, the movement cycle of the single-sided multiple tractors 60 is the same as that of the single set of traction mechanisms 50 described above, with the particularity that: the machine positions can also be exchanged among a plurality of tractors 60 on the same side of the material belt 80, the adsorption points of the end effector assemblies 67 on each side of the material belt 80 are increased in multiples, namely, the traction force points are increased, the guidance performance is better, and the deviation can be avoided.

In an embodiment of the present invention, as shown in fig. 1 to fig. 6, the tractor 60 further includes a Y-axis driving assembly 63, the Y-axis driving assembly 63 is disposed on the X-axis driving assembly 61, the Z-axis driving assembly 65 is disposed on the Y-axis driving assembly 63, and the Y-axis driving assembly 63 drives the Z-axis driving assembly 65 and the end effector assembly 67 to move along the Y-axis direction.

When the tractor 60 is provided with the Y-axis drive assembly 63, a complete cycle of movement of one tractor 60 is such that: (1) under the drive of the Y-axis drive assembly 63, the Z-axis drive assembly 65 and the end picking assembly 67 move together along the Y-axis direction, and the end picking assembly 67 enters below the material belt 80; (2) the end effector assembly 67 moves up in the Z direction under the drive of the Z-axis drive assembly 65, and each suction cup 679 of the end effector assembly 67 sucks the tape 80; (3) under the drive of the X-axis drive assembly 61, the tractor 60 pulls the tape 80 to move along the X-axis direction; (4) the laser head 30 cuts the material belt 80 according to the cutter path set by the program; (5) under the drive of the X-axis drive assembly 61, the tractor 60 pulls the material belt 80 to move along the X-axis direction to reach the end point, the suction disc 679 loosens the product material belt 80, and the truss robot grabs the product; (6) the end effector assembly 67 moves down in the Z-axis direction under the drive of the Z-axis drive assembly 65; (7) the Z-axis drive assembly 65 moves in the Y-axis direction with the end effector assembly 67 under the drive of the Y-axis drive assembly 63, with the end effector assembly 67 moving away from the tape 80; (8) under the driving of the X-axis driving assembly 61, the tractor 60 pulls the tape 80 to move along the X-axis direction, and returns to the initial position, completing a cycle.

In particular instances, there is no interference with the opposing tractor 60 when the tractor 60 is returned, such as without the Y-axis drive assembly 63. In this case, the Y-axis driving unit 63 is not provided, the third support 651 is directly mounted on the first support 611, and the movement cycle of the traction machine 60 is reduced by two steps of the Y-axis direction movement (1) and (7).

In an embodiment of the present invention, as shown in fig. 1 to 6, the X-axis driving assembly 61 includes a first bracket 611 and a first driving member 613, a first rack 6111 is disposed on the first bracket 611, the first driving member 613 is disposed on the second bracket 631, a first gear 6131 is connected to a driving shaft of the first driving member 613, the first gear 6131 is engaged with the first rack 6111, and when the first driving member 613 drives the first gear 6131 to rotate, the Y-axis driving assembly 63, the Z-axis driving assembly 65, and the end effector assembly 67 move together along the X-axis direction.

The Y-axis driving assembly 63 includes a second support 631 and a second driving member 633, a second rack 6311 is disposed on the second support 631, the second driving member 633 is disposed on the third support 651, a second gear 6331 is connected to a driving shaft of the second driving member 633, the second gear 6331 is engaged with the second rack 6311, and when the second driving member 633 drives the second gear 6331 to rotate, the Z-axis driving assembly 65 and the end effector assembly 67 move together along the Y-axis direction.

The Z-axis drive assembly 65 includes an end effector assembly 67 and a third drive 653, a third gear rack 6511 on the riser of the end effector assembly 67, the third drive 653 on a third support 651, a third gear 6531 coupled to the drive shaft of the third drive 653, the third gear 6531 being engaged with the third gear rack 6511, and the end effector assembly 67 moving in the Z-axis direction as the third drive 653 drives the third gear 6531 to rotate.

Further, in order to ensure the stability of the tractor 60 in the movement in the X, Y and Z axes, a slide rail and chute combination is arranged on each axis.

As shown in fig. 4, the first support 611 is provided with a first slide rail 6113 along the X-axis direction, the second support 631 is provided with a first slide groove 6313 along the X-axis direction, and the first slide groove 6313 slides on the first slide rail 6113, so that the second support 631 can move smoothly on the first support 611 along the X-axis direction.

Further, as shown in fig. 4, the second support 631 is provided with a second slide rail 6315 along the Y-axis direction, the third support 651 is provided with a second slide slot 6513 along the Y-axis direction, and the second slide slot 6513 slides on the second slide rail 6315, so that the third support 651 can move smoothly on the second support 631 along the Y-axis direction.

Further, as shown in fig. 4, the third bracket 651 is provided with a third sliding groove 6515 along the Z-axis direction, the vertical end plate of the end effector assembly 67 is provided with a third sliding rail 671 along the Z-axis direction, and the third sliding rail 671 slides on the third sliding groove 6515, so as to ensure that the end effector assembly 67 can move smoothly on the third bracket 651 along the Z-axis direction.

In an embodiment of the present invention, as shown in fig. 4, 5, and 6, the end effector assembly 67 includes an end effector vertical hanging plate, a quick-change main plate 673, a quick-change tool plate 675, a suction cup connection frame 677, and a plurality of suction cups 679, the quick-change main plate 673 is disposed on an arm of the Z-axis vertical end plate, one end of the quick-change main plate 673 and one end of the quick-change tool plate 675 are electrically mounted and dismounted without screws, and are inseparable when the air and power are cut off, so as to achieve a safe self-locking effect, the other end of the quick-change tool plate 675 is pneumatically connected to the suction cup connection frame 677, and the plurality of suction cups 679 are disposed on the suction cup connection frame 677 and are disposed toward the material tape 80.

Further, a vacuum generator and an electric control reversing air valve are connected in front of the quick-change main disc 673, when the vacuum valve is opened, the material belt 80 is adsorbed by the suction disc 679, and when the vacuum valve is closed, the material belt 80 or a product is loosened by the suction disc 679.

Further, when there are a spare quick-change tool plate 675 and a suction cup coupling frame 677, the spare quick-change tool plate 675, the suction cup coupling frame 677 and the suction cup 679 may be assembled in advance, the quick-change tool plate 675 and the suction cup coupling frame 677 are pneumatically coupled, and the suction cup 679 is mounted on the suction cup coupling frame 677. When needed, the quick-change tool disc 675 on the quick-change main disc 673 is only required to be taken down, and the quick-change tool disc 675, the sucking disc connecting frame 677 and the sucking disc 679 assembly which are assembled in advance for standby are immediately replaced, so that the cutting machine can run immediately. The quick change tool disc 675, the sucking disc connecting frame 677 and the sucking disc 679 assembly part which are disassembled after replacement can be maintained and maintained independently, the production progress is not influenced, the maintenance and replacement efficiency of the end effector assembly 67 is improved, and the influence on the operation of the end effector assembly 67 on the tractor 60 is reduced.

Further, as shown in fig. 5 and 6, the suction cup connection frame 677 includes two frame bodies (not shown) disposed oppositely, various pipelines such as a circuit, a water path, an air path, etc. can be routed through the middle of the frame bodies, each frame body includes a plurality of joint portions (not shown) which are connected end to end and disposed in a curve, and the suction cups 679 are disposed on the joint portions. In order to meet various production requirements such as large-scale production, small-scale production, trial production and the like, the suction cup connecting frame 677 can have various modes. The special sucking disc is connected with the frame 677, the size and the trend of the frame are fixed, and the position and the number of the sucking discs 679 are also fixed, so that the special sucking disc is suitable for large-scale production; the flexible and adjustable sucker connecting frame 677 has the advantages that the number, the positions and the connecting angles of joints can be adjusted and set as required, and the flexible and adjustable sucker connecting frame is suitable for different production tasks such as small batch, multiple varieties and trial production.

Furthermore, the sucking disc 679 is preferably made of rubber, and the sucking disc 679 made of rubber has the characteristics of good sealing performance, good adsorptivity and low production cost. The suction cup 679 made of rubber can ensure the sealing performance without damage, does not reduce the vacuum degree, and has firm adsorption, and the surface of the material belt 80 or the product is not damaged when the rubber material is used for adsorbing the material belt 80.

In an embodiment of the present invention, as shown in fig. 1, the alternative traction support type laser cutting machine 1 further includes a dust suction device 70, and the dust suction device 70 is disposed around the periphery of the laser head 30 and faces the material belt 80.

Most of dust generated in the cutting process is collected by the dust suction device 70, the rest dust enters the light seam, the dust entering the surrounding environment is greatly reduced, a safe environment with stable operation is provided for an electric control system, an induction component and the like, the failure rate is greatly reduced, the stability is improved, and the service life is prolonged. Meanwhile, due to the use of the dust suction device 70, dust particles in the environment are greatly reduced, so that the harm to the health of personnel in the workshop site is reduced.

Meanwhile, due to the arrangement of the dust collection device 70, most of smoke, dust, fine particles and the like generated in the high-temperature melting and high-pressure gas laser cutting process are timely taken away, the fault hidden danger of the smoke, the dust and the fine particles to electronic induction components and electronic control systems is reduced, and meanwhile, the harm of the smoke, the dust and the fine particles to the body health of laser cutting field personnel is also reduced.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides an in turn pull supporting laser cutting machine for cut the material area, the direction of definition material area pay-off is the X axle, in the plane of material area with pay-off direction vertically direction be the Y axle, with the plane vertical direction of material area is the Z axle, its characterized in that, in turn pull supporting laser cutting machine includes:

a frame (10);

the laser head (30), the said laser head (30) locates the said stander (10);

the dust suction device (70) is arranged on one side of the laser head (30) and is positioned above the material belt; and

the drawing mechanism (50) comprises two drawing machines (60), the two drawing machines (60) are arranged on the rack (10) and are located on two opposite sides of the extending direction of the material belt, each drawing machine (60) comprises an X-axis driving assembly (61), a Z-axis driving assembly (65) and an end picking assembly (67), the end picking assembly (67) is installed on the Z-axis driving assembly (65), the end picking assembly (67) is used for adsorbing the material belt, the Z-axis driving assembly (65) drives the end picking assembly (67) to move along the Z-axis direction, the X-axis driving assembly (61) is connected to the Z-axis driving assembly (65), and the X-axis driving assembly (61) drives the Z-axis driving assembly (65) to move along the X-axis direction;

the two tractors (60) form a group of traction mechanisms (50), the number of the groups of the traction mechanisms (50) is at least two, at least two groups of the traction mechanisms (50) are arranged at intervals along the extension direction of the material belt, and the at least two groups of the traction mechanisms (50) alternately exchange positions along the X-axis direction and the Z-axis direction and adsorb the material belt.

2. The alternating-traction supported laser cutting machine according to claim 1, wherein the tractor (60) further comprises a Y-axis drive assembly (63), the Y-axis drive assembly (63) being provided to the X-axis drive assembly (61), the Z-axis drive assembly (65) being provided to the Y-axis drive assembly (63), the Y-axis drive assembly (63) driving the Z-axis drive assembly (65) and the end-effector assembly (67) to move in the Y-axis direction.

3. The alternating-traction supported laser cutting machine according to claim 2, wherein the X-axis driving assembly (61) comprises a first bracket (611) and a first driving member (613), the first bracket (611) is provided with a first rack (6111) arranged along the X-axis direction, a driving shaft of the first driving member (613) is connected with a first gear (6131), the first gear (6131) is engaged with the first rack (6111), the Y-axis driving assembly (63) is connected to the first driving member (613), and the first driving member (613) drives the first gear (6131) to rotate so as to drive the Y-axis driving assembly (63), the Z-axis driving assembly (65) and the end pick assembly (67) to move along the X-axis direction.

4. The alternating-traction supported laser cutting machine according to claim 3, wherein the Y-axis driving assembly (63) comprises a second bracket (631) and a second driving member (633), the second bracket (631) is disposed on the first bracket (611), the second bracket (631) is provided with a second rack (6311) along the Y-axis direction, a second gear (6331) is connected to a driving shaft of the second driving member (633), the second gear (6331) is engaged with the second rack (6311), and the second driving member (633) drives the second gear (6331) to rotate so as to drive the Z-axis driving assembly (65) and the end effector assembly (67) to move along the Y-axis direction.

5. The alternating-traction supported laser cutting machine according to claim 4, wherein the Z-axis driving assembly (65) comprises a third bracket (651) and a third driving member (653), the third bracket (651) is disposed on the second bracket (631), the third driving member (653) is disposed on the third bracket (651), a third gear (6531) is connected to a driving shaft of the third driving member (653), a third rack (6511) along the Z-axis direction is disposed on the end-effector assembly (67), the third gear (6531) is engaged with the third rack (6511), and the third driving member (653) drives the third gear (6531) to rotate so as to drive the end-effector assembly (67) to move along the Z-axis direction.

6. The alternating-traction supported laser cutting machine according to claim 5, characterized in that said first bracket (611) is provided with a first sliding rail (6113) along the X-axis direction, said second bracket (631) is provided with a first sliding slot (6313), said first sliding slot (6313) slides on said first sliding rail (6113);

and/or a second slide rail (6315) is arranged on the second support (631) along the Y-axis direction, a second slide groove (6513) is arranged on the third support (651), and the second slide groove (6513) slides on the second slide rail (6315);

and/or, the third support (651) is provided with a third sliding groove (6515) along the Z-axis direction, the end effector assembly (67) is provided with a third sliding rail (671), and the third sliding rail (671) slides on the third sliding groove (6515).

7. The alternating traction supported laser cutting machine according to any of claims 1 to 6, characterized in that the end-effector assembly (67) comprises an end-effector vertical suspension plate, a quick-change main plate (673), a quick-change tool plate (675), a suction-cup connection frame (677) and a plurality of suction cups (679), the quick-change main plate (673) being provided on the end-effector vertical suspension plate, the quick-change main plate (673) being detachably electrically connected to one end of the quick-change tool plate (675), the other end of the quick-change tool plate (675) being pneumatically connected to the suction-cup connection frame (677), the plurality of suction cups (679) being provided on the suction-cup connection frame (677) and being arranged towards the material belt.

8. The alternating traction supported laser cutting machine according to claim 7, characterized in that said suction cup attachment frame (677) comprises two frame bodies arranged opposite to each other in a pattern, each of said frame bodies comprising a plurality of joint portions, said joint portions being connected end to end and arranged in a curved shape, said suction cup (679) being provided on said joint portions.

9. The alternating-traction supported laser cutting machine according to claim 1, wherein said suction means (70) are arranged around the periphery of said laser head (30) and are arranged towards said strip of material.