CN217832324U - Step-by-step material loading formula laser cutting machine - Google Patents
Step-by-step material loading formula laser cutting machine Download PDFInfo
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- CN217832324U CN217832324U CN202222090581.5U CN202222090581U CN217832324U CN 217832324 U CN217832324 U CN 217832324U CN 202222090581 U CN202222090581 U CN 202222090581U CN 217832324 U CN217832324 U CN 217832324U
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Abstract
The utility model relates to a step-by-step material loading formula laser cutting machine. The device comprises an installation base, wherein material rack structures are arranged on the front side and the rear side of the installation base; the mounting base is provided with a stepping moving seat which is connected with the mounting base in a sliding way, and the mounting base is provided with a stepping moving device which is used for driving the stepping moving seat to move transversely; the cutting and supporting device is arranged on the mounting base, and two groups of cutting and pressing devices symmetrically arranged relative to the cutting and supporting device are arranged on the mounting base; the plate clamping device is arranged on the outer sides of the two groups of cutting and pressing devices and is arranged on the stepping moving seat; the plate clamping device can clamp or release the plate; the laser driving device is characterized by further comprising a portal frame arranged on the mounting base, wherein the portal frame is provided with a laser module, and the portal frame is provided with a laser driving device. The utility model discloses can realize the step-by-step removal operation of distance of plate, realize accurate location cutting operation to the plate, operation process is simple convenient.
Description
Technical Field
The utility model belongs to the technical field of laser cutting equipment, especially, relate to a step-by-step material loading formula laser cutting machine.
Background
The laser cutting is realized by applying high-power-density energy generated after laser focusing, namely, the energy released when laser beams irradiate the surface of a workpiece is used for melting and evaporating the workpiece so as to achieve the purposes of cutting and carving.
At present, comparatively common laser cutting machine is processing during operation in the market, wait for the machined part to place on table surface with sheet metal spare by loading attachment such as arms, then drive laser head or laser module along the X axle by drive arrangement, the Y axle, the axial displacement of X axle, the processing work of cutting is accomplished to the lower sword of axial displacement coordinated control and Z axle through X, Y axle, consider that the plate size of waiting to process is different, in order to satisfy the processing needs of different plates, the axial length of foretell laser cutting machine's X axle is longer.
However, the driving structure of the existing laser cutting machine usually realizes transmission through a gear rack, namely, a motor drives a gear to rotate, the gear rotates for one circle, and the moving position of the gear is an irrational number, so that when a laser head or a laser module moves along the X-axis with larger length in the axial direction, the positioning calculation amount is large, the situation of inaccurate positioning is easily caused, and the processing quality of plates is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the technical problem that exists among the well-known art and provide a structural design is reasonable, operation process is simple convenient and fast and fix a position accurate step-by-step material loading formula laser cutting machine.
The utility model discloses a technical scheme who takes for solving the technical problem that exists among the well-known technique is: a stepping feeding type laser cutting machine comprises an installation base, wherein material rack structures used for supporting a plate and in rolling contact with the plate are arranged on the front side and the rear side of the installation base; the installation base is provided with a stepping moving seat which is connected with the installation base in a sliding way, and the installation base is provided with a stepping moving device which is used for driving the stepping moving seat to move transversely; the plate cutting and supporting device comprises a mounting base, a cutting and supporting device and a pressing device, wherein the mounting base is provided with two groups of cutting and pressing devices which are symmetrically arranged relative to the cutting and supporting device, and the cutting and pressing devices can press a plate on the cutting and supporting device; the plate clamping device is arranged on the stepping moving seat and is arranged on the outer sides of the two groups of cutting and pressing devices; the plate clamping device can clamp or release the plate; the laser module is arranged on the portal frame, and a laser driving device for driving the laser module to move is arranged on the portal frame.
The utility model discloses an advantage is with positive effect: the utility model provides a stepping feeding type laser cutting machine, which can respectively clamp the plate which is not cut yet and the plate which is cut already through arranging a plate clamping device in front of and behind a cutting and supporting device; the two groups of plate clamping devices can be driven to synchronously move by arranging the stepping moving device and the stepping moving seat, so that the plate parts clamped by the plate clamping devices are driven to synchronously move by one step pitch, the plate is fixed and stepped, and the operation process is simple and convenient; through the reciprocating motion operation of plate clamping device's centre gripping, the step-by-step seat that removes of release operation cooperation, can drive the plate and move a plurality of step distances forward, and then satisfy different cutting needs, need not to drive laser head or laser module along the bigger X axle axial displacement of length ratio, reduced the location operand, and then improved the location precision of cutting machine, improved the cutting effect of plate.
Preferably: the stepping moving device comprises a transversely extending stepping guide rail arranged on the mounting base, and the stepping moving seat is connected with the stepping guide rail in a sliding manner through a sliding block; the stepping moving seat is provided with a stepping motor with an output shaft arranged downwards, and the output shaft of the stepping motor is in keyed connection with a gear meshed with the stepping rack; the stepping mechanism further comprises a stepping limiting block which is arranged on the mounting base and used for limiting the stroke of the stepping moving seat.
Preferably: the plate clamping device comprises two groups of oppositely arranged clamping mounting frames which are mounted on the stepping moving seat, clamping lifting guide rails which are longitudinally arranged are mounted on opposite surfaces of the two groups of clamping mounting frames, and a first pressing block mounting seat and a clamping lifting seat which are distributed up and down are connected on the clamping lifting guide rails in a sliding mode through sliding blocks; the top surface of the clamping lifting seat is provided with a clamping block, and a plurality of groups of clamping pressing blocks which are arranged opposite to the clamping block are arranged on the first pressing block mounting seat; the clamping device further comprises an upper clamping cylinder and a lower clamping cylinder, wherein the upper clamping cylinder is used for driving the first pressing block mounting seat to longitudinally move, and the lower clamping cylinder is used for driving the clamping lifting seat to longitudinally move.
Preferably: the plate clamping device further comprises a pressing spring arranged in a through hole formed in the first pressing block mounting seat, a screw mounting plate is arranged at the open top of the through hole, a screw connected with the clamping pressing block is mounted on the screw mounting plate, and the pressing spring is sleeved on the screw.
Preferably: the cutting and pressing device comprises two groups of oppositely arranged pressing mounting frames fixedly connected with the mounting base, longitudinally extending pressing lifting guide rails are mounted on opposite surfaces of the two groups of pressing mounting frames, a pressing lifting seat is connected to the pressing lifting guide rails in a sliding mode through a sliding block, a plurality of groups of second pressing block mounting seats are mounted on the pressing lifting seat, and pressing blocks are mounted at the lower end of each second pressing block mounting seat; the pressing lifting cylinder is used for driving the pressing lifting seat to lift.
Preferably: the cutting and pressing device also comprises a plurality of groups of buffering limiting seats arranged on the side surface of the pressing lifting seat, and the plurality of groups of buffering limiting seats correspond to the plurality of groups of second pressing block mounting seats one by one; the buffer limiting seat is provided with a bolt in a penetrating manner and connected with the buffer limiting seat in a sliding manner, the second pressing block mounting seat is positioned below the buffer limiting seat and connected with the bolt, a pressing buffer spring arranged on the bolt in a penetrating manner is arranged between the buffer limiting seat and the second pressing block mounting seat, the buffer lifting seat further comprises a longitudinally extending pressing buffer guide rail arranged on the side surface of the pressing lifting seat, and the second pressing block mounting seat is connected with the pressing buffer guide rail in a sliding manner through a sliding block.
Preferably: the cutting and supporting device comprises a supporting installation seat connected with an installation base, a cooling installation seat is installed on the top surface of the supporting installation seat, and a plurality of groups of passages distributed in an array mode are formed in the cooling installation seat; the top surface of the cooling mounting seat is provided with a bearing platform provided with a plurality of groups of air holes, the bottom surface of the bearing platform is connected with an air injection piece, the air injection piece is provided with an air flow channel communicated with an air source, and the air flow channel on the air injection piece is communicated with the air holes on the bearing platform.
Preferably: the laser driving device comprises a driving guide rail and a driving rack which are fixedly connected to the portal frame, extend transversely and are arranged in parallel, a driving transverse moving seat is connected to the driving guide rail in a sliding mode through a sliding block, a driving transverse moving motor with an output shaft arranged downwards is mounted on the driving transverse moving seat, and a gear meshed with the driving rack is connected to the output shaft of the driving transverse moving motor in a key mode; the laser module is connected with the longitudinal moving electric cylinder through the mounting seat.
Preferably: the material rack structure comprises a rack, wherein a rolling supporting plate device which is used for supporting a plate and is in rolling contact with the plate is arranged on the top surface of the rack; the side edge of the frame is provided with a side limit device which is in rolling contact with the side edge of the plate, the other side of the frame is provided with a position adjusting roller device with adjustable position, and the position adjusting roller device is in rolling contact with the side edge of the plate.
Preferably: the side limiting device comprises a limiting roller seat connected with the frame, and a plurality of groups of side limiting rollers are arranged on the limiting roller seat; the positioning roller device comprises a transverse positioning guide rail fixedly connected to the frame, a positioning roller seat is connected to the positioning guide rail in a sliding mode through a sliding block, a movable rotating roller is mounted on the positioning roller seat, and a locking piece is mounted on the positioning roller seat and used for locking the position of the positioning roller seat.
Drawings
FIG. 1 is a perspective view of the assembly of the present invention;
FIG. 2 is a schematic perspective view of the middle structure of the present invention;
FIG. 3 is a schematic side view of the middle structure of the present invention;
fig. 4 is a schematic perspective view of the step-by-step moving device of the present invention;
fig. 5 is a schematic perspective view of the plate clamping device of the present invention;
FIG. 6 isbase:Sub>A schematic sectional view A-A of FIG. 5;
fig. 7 is a schematic perspective view of the cutting and pressing device of the present invention;
FIG. 8 is an enlarged schematic view of region B in FIG. 7;
fig. 9 is a schematic perspective view of a cutting and supporting device according to the present invention;
FIG. 10 is a schematic cross-sectional view of C-C of FIG. 9;
FIG. 11 is a schematic cross-sectional view of D-D of FIG. 9;
fig. 12 is a schematic perspective view of a laser driving device according to the present invention;
fig. 13 is a schematic perspective view of the rack structure of the present invention;
fig. 14 is a schematic perspective view of the side limiting device and the rolling pallet device according to the present invention;
fig. 15 is a schematic perspective view of the positioning roller device of the present invention.
In the figure: 1. a gantry; 2. a laser driving device; 2-1, driving a guide rail; 2-2, driving a rack; 2-3, driving the transverse moving seat; 2-4, driving a transverse moving motor; 2-5, transversely moving the electric cylinder; 2-6, longitudinally moving an electric cylinder; 2-7, a dust suction port; 3. a panel holding device; 3-1, a lower clamping lifting frame; 3-2, clamping a lifting seat; 3-3, a clamping block; 3-4, clamping the pressing block; 3-5, mounting a screw; 3-6, a first pressing block mounting seat; 3-7, upwards clamping a lifting frame; 3-8, clamping the lifting guide rail; 3-9, clamping the mounting frame; 3-10, mounting a clamping cylinder; 3-11, a lower clamping cylinder; 3-12, a pressing spring; 4. a laser module; 5. a step-by-step moving device; 5-1, a step rack; 5-2, a stepping motor; 5-3, a stepping guide rail; 5-4, stepping a limiting block; 6. a stepping moving seat; 7. cutting and supporting devices; 7-1, bearing an installation seat; 7-2, cooling the mounting seat; 7-3, limiting and mounting plates; 7-4, limiting guide rollers; 7-5, a bearing platform; 7-6, a material supporting plate; 7-7, an air injection piece; 8. a cutting and pressing device; 8-1, pressing a lifting cylinder; 8-2, pressing the lifting frame; 8-3, pressing the lifting guide rail; 8-4, pressing the lifting seat; 8-5, a buffering limiting seat; 8-6, a second pressing block mounting seat; 8-7, pressing blocks; 8-8, pressing the mounting frame; 8-9, pressing a buffer spring; 8-10, pressing the buffer guide rail; 9. installing a base; 10. a frame; 11. a side limiting device; 11-1, limiting roller seats; 11-2, side limit rollers; 12. a rolling pallet means; 12-1, supporting a material top plate; 12-2, a bull's eye universal wheel; 13. a positioning roller device; 13-1, positioning a guide rail; 13-2, a locking member; 13-3, movable rotating rollers; 13-4, positioning a roller seat; 14. a plate member; 15. a protective cover; 16. A flue gas pipeline.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail:
referring to fig. 1, the stepping feeding type laser cutting machine of the present invention includes an installation base 9, and material rack structures for supporting the plate 14 and contacting with the plate 14 in a rolling manner are disposed on both sides of the installation base 9. Referring further to fig. 13, in the present embodiment, the rack structure includes a frame 10, the frame 10 includes a frame structure formed by welding multiple groups of profiles to each other, and a support foot is installed at the lower end of a support leg of the frame structure.
A rolling supporting plate device 12 which is used for supporting the plate member 14 and is in rolling contact with the plate member 14 is arranged on the top surface of the frame 10; referring to fig. 14, in the present embodiment, the rolling pallet device 12 includes a material supporting plate 12-1 fixedly connected to the top of the frame 10, a plurality of sets of through holes distributed in an array are formed in the material supporting plate 12-1, and a bull's eye universal wheel 12-2 is installed at the through holes. During production, the plate member 14 is placed on the rolling pallet means 12 and is in rolling contact with the bull's eye castor 12-2. In the present embodiment, the rolling blade devices 12 are provided in plural sets, and the plural sets of rolling blade devices 12 are equally spaced in the conveying direction of the plate members 14.
In addition, in order to limit the plate 14 placed on the rolling supporting plate device 12 in the width direction and improve the cutting precision of the laser cutting machine, a side edge limiting device 11 in rolling contact with the side edge of the plate 14 is installed at one side edge of the frame 10, a position adjusting roller device 13 with an adjustable position is installed at the other side of the frame 10, and the position adjusting roller device 13 is in rolling contact with the side edge of the plate 14. In this embodiment, the side limiting devices 11 and the positioning roller devices 13 are provided with a plurality of sets, and the plurality of sets of side limiting devices 11 and the plurality of sets of positioning roller devices 13 are distributed at equal intervals along the conveying direction of the plate 14.
As shown in fig. 14, the side limiting device 11 includes a limiting roller seat 11-1 connected to the frame 10, and a plurality of sets of side limiting rollers 11-2 are mounted on the limiting roller seat 11-1. The axial direction of the side limiting rollers 11-2 is vertically arranged, and in addition, a plurality of groups of side limiting rollers 11-2 are distributed at equal intervals along the transmission direction of the plate 14. In this embodiment, the side edge position-limiting devices 11 are provided in plural sets, and the plural sets of side edge position-limiting devices 11 are distributed at equal intervals along the conveying direction of the board 14.
In the present embodiment, the plurality of sets of rolling pallet devices 12 and the plurality of sets of positioning roller devices 13 are arranged at intervals. With further reference to fig. 15, the positioning roller device 13 includes a positioning guide rail 13-1 transversely disposed and fixedly connected to the frame 10, the positioning guide rail 13-1 is disposed between two adjacent sets of rolling pallet devices 12, and the extending direction of the positioning guide rail 13-1 is perpendicular to the conveying direction of the plate 14, the positioning guide rail 13-1 is slidably connected to a positioning roller base 13-4 through a slider, a movable roller 13-3 is mounted on the positioning roller base 13-4, the movable roller 13-3 is axially and vertically disposed, the positioning roller device 13 further includes a locking member 13-2 mounted on the positioning roller base 13-4 for locking the position of the positioning roller base 13-4, in this embodiment, the locking member 13-2 is a tightening handle, when the tightening handle is in a screwing state, the lower end of the tightening handle is in abutting contact with the top surface of the positioning guide rail 13-1, and at this time, the position of the positioning roller base 13-4 is fixed; when the tightening handle is in a loosening state, the lower end part of the tightening handle is separated from the top surface of the positioning guide rail 13-1, and at the moment, the transverse position of the positioning roller seat 13-4 can be adjusted. In the actual working process, the transverse position of the positioning roller seat 13-4 can be adjusted through the width of the plate 14, so that two side surfaces of the plate 14 are respectively in rolling contact with the movable rotating roller 13-3 and the side limiting roller 11-2.
As shown in fig. 1 and fig. 2, the present embodiment further includes a gantry 1 installed on the installation base 9, the laser module 4 is installed on the gantry 1, and the laser driving device 2 for driving the laser module 4 to move is installed on the gantry 1.
As shown in fig. 12, the laser driving device 2 includes a driving rail 2-1 and a driving rack 2-2, which are fixed on the gantry 1 and extend transversely and are arranged in parallel, and the extending direction of the driving rail 2-1 is perpendicular to the conveying direction of the plate 14. The driving guide rail 2-1 is connected with a driving transverse moving seat 2-3 in a sliding way through a sliding block, the driving transverse moving seat 2-3 is provided with a driving transverse moving motor 2-4 with an output shaft arranged downwards, the output shaft of the driving transverse moving motor 2-4 is connected with a gear meshed with the driving rack 2-2 in a key way, and in addition, the driving transverse moving seat 2-3 is also provided with a guide gear meshed with the driving rack 2-2. The laser driving device 2 also comprises a transverse moving electric cylinder 2-5 arranged on the transverse moving driving seat 2-3, and the driving moving direction of the transverse moving electric cylinder 2-5 is vertical to the extending direction of the driving guide rail 2-1. The transverse moving electric cylinder 2-5 is connected with a longitudinal moving electric cylinder 2-6 through a mounting seat, the driving moving direction of the longitudinal moving electric cylinder 2-6 is vertically arranged, the moving end of the longitudinal moving electric cylinder 2-6 is fixedly connected with the mounting seat, and the laser module 4 is connected with the longitudinal moving electric cylinder 2-6 through the mounting seat. The laser driving device 2 further comprises dust suction ports 2-7 arranged at the moving ends of the longitudinal moving cylinders 2-6, the dust suction ports 2-7 are connected with an external fan through gas pipelines, and air inlet ports of the dust suction ports 2-7 face the laser module 4.
In addition, an in-place sensor used for sensing the transverse position of the driving transverse moving seat 2-3 is installed at the top of the portal frame 1, and a sensing piece matched with the in-place sensor is installed on the driving transverse moving seat 2-3. An in-place sensor used for sensing the transverse position of the moving end of the transverse electric cylinder 2-5 is arranged on the driving transverse moving seat 2-3, and a sensing piece matched with the in-place sensor is connected to a mounting seat arranged on the moving end of the transverse electric cylinder 2-5.
In this embodiment, the laser module 4 includes a laser cutting head mounted at the moving end of the longitudinal shift cylinders 2 to 6, and further includes a heat insulation protective cover structure covering the outside of the laser cutting head.
In addition, in order to perform stepping movement on the plate 14 placed on the rolling pallet device 12, a preset length section of the plate 14 can sequentially pass through the lower part of the laser module 4, so that the laser cutting machine can perform continuous cutting operation on the plate 14. As shown in fig. 1 and 2, a stepping movement base 6 slidably connected to the mounting base 9 is mounted on the mounting base 9, and a stepping movement device 5 for driving the stepping movement base 6 to move laterally is mounted on the mounting base 9.
As shown in fig. 4, the stepping movement device 5 includes a transversely extending stepping guide 5-3 mounted on a mounting base 9, the extending direction of the stepping guide 5-3 is perpendicular to the extending direction of the driving guide 2-1, and the stepping movement base 6 is slidably connected to the stepping guide 5-3 through a slider. The stepping moving device 5 also comprises a stepping rack 5-1 which is arranged on the mounting base 9 and is parallel to the stepping guide rail 5-3, a stepping motor 5-2 with an output shaft arranged downwards is mounted on the stepping moving seat 6, and a gear which is meshed with the stepping rack 5-1 is connected on the output shaft of the stepping motor 5-2 in a key way; in addition, a guide gear meshed with the stepping rack 5-1 is also arranged on the stepping moving seat 6. The stepping moving device 5 further comprises a stepping limiting block 5-4 which is arranged on the mounting base 9 and used for limiting the stroke of the stepping moving seat 6.
In this embodiment, the stepping limiting blocks 5-4 are provided with a plurality of groups and are respectively disposed on two sides of the stepping moving seat 6, the stepping limiting blocks 5-4 include mounting seats fixedly connected with the mounting base 9, the mounting seats are provided with anti-collision members made of rubber, and the stepping moving seat 6 is in collision fit with the anti-collision members in the actual working process. In addition, in order to improve the automation degree of the laser cutting machine, two sets of in-place sensors are installed on the installation base 9, and a trigger piece matched with the in-place sensors is installed on the stepping moving seat 6. The linear distance between the two sets of in-position sensors is one moving step of the stepping moving seat 6.
In the actual working process, the stepping motor 5-2 is started to drive the gear connected thereon to rotate, the gear is meshed with the stepping rack 5-1, the rotating gear can drive the stepping moving seat 6 to transversely move along the stepping guide rail 5-3, after the stepping moving seat 6 moves a preset step distance, the trigger piece arranged on the stepping moving seat can trigger the sensor corresponding to the stepping moving seat, the moving step distance number of the stepping moving seat 6 can be set according to the cutting requirement, and after the stepping moving seat 6 moves a plurality of required step distances, other corresponding device components of the laser cutting machine are started.
As shown in fig. 1 and 3, the laser module 4 is convenient for cutting the plate 14 in order to support the plate 14. This embodiment still includes the cutting supporting device 7 of installation on installation base 9, and cutting supporting device 7 is located the below of laser module 4.
Further referring to fig. 9, 10 and 11, the cutting and supporting device 7 includes a supporting mounting seat 7-1 connected to the mounting base 9, a cooling mounting seat 7-2 is mounted on the top surface of the supporting mounting seat 7-1, a plurality of groups of passages distributed in an array are formed in the cooling mounting seat 7-2, and in an actual working process, cooling water can be introduced into the passages to further cool the cut plate 14.
Because the laser cutting generates high-temperature molten metal in the cutting process to generate waste particles and avoid the waste particles from being adhered to the plate 14, the cutting and supporting device 7 further comprises a supporting platform 7-5 which is arranged on the top surface of the cooling installation seat 7-2 and provided with a plurality of groups of air holes, the bottom surface of the supporting platform 7-5 is connected with an air jet piece 7-7, the air jet piece 7-7 is provided with an air flow channel communicated with an air source, and the air flow channel on the air jet piece 7-7 is communicated with the air holes on the supporting platform 7-5. In the cutting process, blowing gas can be filled into the airflow channel in the gas injection piece 7-7, and the blowing gas flows into the air holes on the supporting platform 7-5 and then is blown to the cutting position of the plate 14.
With further reference to fig. 9, in order to precisely position the cut plate 14 in the width direction, the cutting and supporting device 7 further includes a limiting mounting plate 7-3 fixedly connected to the cooling mounting seat 7-2, a limiting guide roller 7-4 is mounted on the limiting mounting plate 7-3, and the limiting guide roller 7-4 is in rolling contact with the side surface of the plate 14. The cutting and supporting device 7 further comprises a plurality of groups of material supporting plates 7-6 arranged on the bearing mounting seat 7-1, a plurality of groups of through holes are formed in the material supporting plates 7-6, and universal wheels are arranged in the through holes. In addition, a cylinder seat is arranged on the front side surface of the bearing installation seat 7-1, a corner cylinder is arranged on the cylinder seat, and the photoelectric sensor matched with the rotating end of the corner cylinder is arranged on the cylinder seat. When the rotating end of the corner cylinder is in a vertical state, the plate 14 can be stopped, and when the rotating end of the corner cylinder rotates to a horizontal state, the photoelectric sensor is triggered.
With further reference to fig. 1, 2 and 3, two sets of cutting and pressing devices 8 are mounted on the mounting base 9 and symmetrically arranged with respect to the cutting and supporting device 7, and the cutting and pressing devices 8 can press the plate 14 against the top surface of the cutting and supporting device 7.
As shown in fig. 7, in this embodiment, the cutting press device 8 includes two sets of press mounting brackets 8-8 oppositely disposed and fixedly connected to the mounting base 9, press lifting guide rails 8-3 longitudinally extending on opposite surfaces of the two sets of press mounting brackets 8-8, press lifting seats 8-4 slidably connected to the press lifting guide rails 8-3 through sliders, press lifting frames 8-2 respectively mounted at both ends of the press lifting seats 8-4, and press lifting cylinders 8-1 for driving the press lifting seats 8-4 to lift, in this embodiment, the press lifting cylinders 8-1 are provided with two sets of thin cylinders, wherein cylinder barrels of the two press lifting cylinders 8-1 are respectively fixedly connected to the two press mounting brackets 8-8, and piston rods of the two press lifting cylinders 8-1 are respectively connected to the two press lifting frames 8-2. In order to improve the automation degree of the laser cutting machine, an in-place sensor for controlling the stroke of the pressing lifting seat 8-4 is arranged on the pressing mounting frame 8-8, and an in-place sensing piece matched with the sensor is arranged on the pressing lifting frame 8-2.
Referring to fig. 8, a plurality of groups of buffering limiting seats 8-5 are installed on the side surface of the pressing lifting seat 8-4, and the plurality of groups of buffering limiting seats 8-5 are distributed at equal intervals along the extending direction of the driving guide rail 2-1. A group of second pressing block mounting seats 8-6 are arranged below each buffer limiting seat 8-5, pressing blocks 8-7 are arranged at the lower end parts of the second pressing block mounting seats 8-6, and the pressing blocks 8-7 can be made of hard rubber materials; in addition, a longitudinally extending pressing buffer guide rail 8-10 is arranged on the side surface of the pressing lifting seat 8-4, and the second pressing block mounting seat 8-6 is in sliding connection with the pressing buffer guide rail 8-10 through a sliding block. In addition, a screw which is in sliding connection with the buffering limiting seat 8-5 is arranged on the buffering limiting seat in a penetrating mode, the second pressing block mounting seat 8-6 is connected with the screw, and a pressing buffer spring 8-9 which is arranged on the screw in a penetrating mode is arranged between the buffering limiting seat 8-5 and the second pressing block mounting seat 8-6.
As shown in fig. 1 and 2, the laser cutting machine further includes a panel clamping device 3 mounted on the stepping movement base 6 and disposed outside the two sets of cutting pressing devices 8; during the actual working process, the plate clamping device 3 can clamp or release the plate 14;
as shown in fig. 5, the plate clamping device 3 comprises two sets of clamping mounting frames 3-9 arranged oppositely on the stepping moving seat 6, clamping lifting guide rails 3-8 arranged longitudinally are arranged on the opposite surfaces of the two sets of clamping mounting frames 3-9, and the first press block mounting seats 3-6 and the clamping lifting seats 3-2 which are distributed up and down are connected on the clamping lifting guide rails 3-8 in a sliding mode through sliders. The top surface of the clamping lifting seat 3-2 is provided with a clamping block 3-3, and the clamping block 3-3 is made of wear-resistant materials. A plurality of groups of clamping and pressing blocks 3-4 which are arranged opposite to the clamping blocks 3-3 are arranged on the first pressing block mounting seat 3-6, and further referring to fig. 6, a step-shaped through hole with a large upper part and a small lower part is arranged on the first pressing block mounting seat 3-6, a pressing spring 3-12 is arranged in the upper section of the through hole, a screw mounting plate 3-5 is arranged at an open top of the through hole, a screw connected with the clamping and pressing blocks 3-4 is arranged on the screw mounting plate 3-5, the screw is in intermittent fit with the first pressing block mounting seat 3-6 and the screw mounting plate 3-5, and the pressing spring 3-12 is sleeved on the screw. Wherein, the clamping and pressing block 3-4 is arranged in a through hole arranged on the first pressing block mounting seat 3-6 in a penetrating way and is in sliding contact with the lower section of the through hole. In addition, both ends of the clamping lifting seat 3-2 are provided with lower clamping lifting frames 3-1, and both ends of the first pressing block mounting seat 3-6 are provided with upper clamping lifting frames 3-7.
As shown in fig. 5, the plate clamping device 3 further comprises an upper clamping cylinder 3-10 for driving the first press block mounting seat 3-6 to move longitudinally, and a lower clamping cylinder 3-11 for driving the clamping lifting seat 3-2 to move longitudinally. In this embodiment, the upper and lower clamping cylinders 3-10 and 3-11 are thin cylinders. The extending end of the lower clamping cylinder 3-11 is arranged upwards, the cylinder barrel of the lower clamping cylinder 3-11 is connected with the clamping mounting frame 3-9, and the piston rod is connected with the lower clamping lifting frame 3-1; the extending end of the upper clamping cylinder 3-10 is arranged downwards, the cylinder barrel of the upper clamping cylinder 3-10 is connected with the clamping mounting frame 3-9, and the piston rod is connected with the upper clamping lifting frame 3-7. When the piston rods of the upper clamping cylinder 3-10 and the lower clamping cylinder 3-11 extend out, the clamping lifting seat 3-2 and the first pressing block mounting seat 3-6 can be driven to move towards each other, and then the clamping block 3-3 and the clamping pressing block 3-4 clamp the plate 14 penetrating between the clamping lifting seat 3-2 and the first pressing block mounting seat 3-6. When the piston rods of the upper clamping cylinder 3-10 and the lower clamping cylinder 3-11 retract, the clamping lifting seat 3-2 and the first pressing block mounting seat 3-6 can be driven to move back and forth, and the clamping block 3-3 and the clamping pressing block 3-4 are enabled to release the clamped plate 14.
In addition, as shown in fig. 1, the present embodiment further includes a protective cover 15 installed on the installation base 9, an air port is opened at the top of the protective cover 15, a flue gas pipeline 16 is installed at the air port, and the flue gas pipeline 16 is connected with the fan. The protective cover 15 is provided with a feeding hole and a discharging hole which are oppositely arranged, and the feeding hole and the discharging hole are respectively provided with a lifting door.
As shown in fig. 1, an electronic control console is mounted on the protection cover 15. The electric control operation platform comprises a PLC (programmable logic controller) and a touch display screen connected with the PLC, the PLC is connected with a power supply loop, control ends of a stepping motor 5-2, an upper clamping cylinder 3-10, a lower clamping cylinder 3-11, a pressing lifting cylinder 8-1, a driving transverse moving motor 2-4, a transverse moving electric cylinder 2-5, a longitudinal moving electric cylinder 2-6 and a laser module 4 are all connected to a control end of the PLC, a plurality of sensors on the laser driving device 2, the stepping moving device 5, a cutting supporting device 7 and a cutting pressing device 8 are all connected to a detection end of the PLC, the PLC receives detection information of the plurality of sensors on the laser driving device 2, the stepping moving device 5, the cutting supporting device 7 and the cutting pressing device 8, the PLC acquires and displays the detection information through the touch display screen, the PLC automatically controls corresponding actions of each component through judgment, or sends an instruction through the touch display screen, and the PLC receives the instruction and then controls the corresponding actions of each component.
The working process is as follows:
(1) The preparation work adjusts the lateral position of the movable rotating roller 13-3 according to the width of the plate member 14 and locks the position thereof; a plate 14 to be cut is placed on the machine frame 10 at the front side of the mounting base 9 by using a hoisting device or a manipulator in a workshop, and the plate 14 is in rolling contact with the rolling supporting plate device 12; after the operation is finished, the plate 14 is pushed towards the direction of the mounting base 9, so that the end part of the plate 14 passes through the space between the clamping block 3-3 and the clamping and pressing block 3-4 until the end part of the plate 14 is contacted with the vertical end part of a corner cylinder mounted on the cutting and supporting device 7, and then the preparation work is finished;
(2) After the step moving operation finishes the preparation work, a corner cylinder arranged on a cutting and supporting device 7 is started, the vertical end part of the corner cylinder is turned to the horizontal position and triggers a photoelectric sensor corresponding to the corner cylinder, the photoelectric sensor transmits triggering information to the detection end of a PLC (programmable logic controller), the PLC judges the received information and controls a plate clamping device 3 and a step moving device 5 to be started, piston rods of an upper clamping cylinder 3-10 and a lower clamping cylinder 3-11 in the plate clamping device 3 extend out, so that a plate 14 is clamped by a clamping block 3-3 and a clamping and pressing block 3-4, after the clamping operation is finished, a step motor 5-2 in the step moving device 5 is started to drive a step moving seat 6 and the plate 14 to move forwards by a step distance, then the piston rods of the upper clamping cylinder 3-10 and the lower clamping cylinder 3-11 retract to release clamping of the plate 14, and meanwhile, the step motor 5-2 rotates reversely to drive the step moving seat 6 to retract and reset; the clamping, moving, releasing and resetting operations can be repeated according to the cutting requirements of the plate, so that the plate 14 is driven to move forwards by a plurality of steps, after the plate 14 moves by a preset step, a pressing lifting cylinder 8-1 in the cutting pressing device 8 is started to drive a second pressing block mounting seat 8-6 to move downwards, and a pressing block 8-7 on the second pressing block mounting seat 8-6 is enabled to press the plate 14 to the upper surface of the cutting supporting device 7 so as to wait for the subsequent cutting operation;
(3) After the stepping movement operation is completed in the laser cutting operation, the laser driving device 2 drives the laser module 4 to move, so that the plate 14 is cut, blowing gas is filled into the gas injection pieces 7-7 during cutting, waste particles are prevented from being adhered to the plate 14, and meanwhile, smoke generated in the cutting process is discharged to a waste gas treatment device through a smoke pipeline 16 to be treated; in addition, cooling water can be filled into the cooling installation seat 7-2 to cool the cut plate 14.
The utility model respectively arranges a plate clamping device 3 in front of and behind the cutting and supporting device 7, which can respectively clamp the plate which is not cut yet and the plate which is cut; through setting up step-by-step mobile device 5 and step-by-step removal seat 6, can drive 3 synchronous motion of two sets of plate clamping device, and then drive plate part synchronous motion step of 3 centre grippings of each plate clamping device, the reciprocating motion operation of the step-by-step removal seat 6 of centre gripping release operation cooperation of plate clamping device 3, can drive a plurality of steps of plate forward motion, and then satisfy different cutting needs, need not to drive laser head or laser module along the great X axle axial displacement of length ratio, the location operand has been reduced, the location precision of cutting machine has been improved, the cutting effect of plate 14 has been improved.
Claims (10)
1. The utility model provides a step-by-step material loading formula laser cutting machine, characterized by:
the plate rolling device comprises an installation base (9), wherein material rest structures which are used for supporting a plate (14) and are in rolling contact with the plate (14) are arranged on the front side and the rear side of the installation base (9);
a stepping moving seat (6) which is connected with the mounting base (9) in a sliding way is arranged on the mounting base (9), and a stepping moving device (5) which is used for driving the stepping moving seat (6) to move transversely is arranged on the mounting base (9);
the cutting and supporting device is characterized by further comprising a cutting and supporting device (7) arranged on the mounting base (9), two groups of cutting and pressing devices (8) symmetrically arranged relative to the cutting and supporting device (7) are arranged on the mounting base (9), and the cutting and pressing devices (8) can press the plate (14) on the cutting and supporting device (7);
the plate clamping device is arranged on the stepping moving seat (6) and is arranged on the outer sides of the two groups of cutting and pressing devices (8); the plate clamping device (3) can clamp or release the plate (14);
the laser module moving mechanism is characterized by further comprising a portal frame (1) installed on the installation base (9), wherein the portal frame (1) is provided with a laser module (4), and the portal frame (1) is provided with a laser driving device (2) used for driving the laser module (4) to move.
2. The step-feed laser cutting machine according to claim 1, wherein: the stepping moving device (5) comprises a transversely extending stepping guide rail (5-3) arranged on a mounting base (9), and a stepping moving seat (6) is connected with the stepping guide rail (5-3) in a sliding manner through a sliding block; the device also comprises a stepping rack (5-1) which is arranged on the mounting base (9) and is parallel to the stepping guide rail (5-3), a stepping motor (5-2) with an output shaft arranged downwards is mounted on the stepping moving seat (6), and a gear which is meshed with the stepping rack (5-1) is connected to the output shaft of the stepping motor (5-2) in a key way; and the stepping limiting block (5-4) is arranged on the mounting base (9) and used for limiting the stroke of the stepping moving seat (6).
3. The step-feed laser cutting machine according to claim 1, wherein: the plate clamping device (3) comprises two groups of oppositely arranged clamping and mounting frames (3-9) arranged on the stepping moving seat (6), clamping and lifting guide rails (3-8) longitudinally arranged are respectively arranged on opposite surfaces of the two groups of clamping and mounting frames (3-9), and a first pressing block mounting seat (3-6) and a clamping and lifting seat (3-2) which are vertically distributed are connected on the clamping and lifting guide rails (3-8) in a sliding mode through sliding blocks; the top surface of the clamping lifting seat (3-2) is provided with a clamping block (3-3), and the first pressing block mounting seat (3-6) is provided with a plurality of groups of clamping pressing blocks (3-4) which are arranged opposite to the clamping block (3-3); the device also comprises an upper clamping cylinder (3-10) for driving the first pressing block mounting seat (3-6) to longitudinally move and a lower clamping cylinder (3-11) for driving the clamping lifting seat (3-2) to longitudinally move.
4. The step-feed laser cutting machine according to claim 3, wherein: the plate clamping device (3) further comprises a pressing spring (3-12) arranged in a through hole formed in the first pressing block mounting seat (3-6), a screw mounting plate (3-5) is arranged at an open top of the through hole, a screw connected with the clamping pressing block (3-4) is arranged on the screw mounting plate (3-5), and the pressing spring (3-12) is sleeved on the screw.
5. The step-feed laser cutting machine according to claim 1, wherein: the cutting press device (8) comprises two groups of press mounting frames (8-8) which are oppositely arranged and fixedly connected with a mounting base (9), press lifting guide rails (8-3) which longitudinally extend are arranged on opposite surfaces of the two groups of press mounting frames (8-8), press lifting seats (8-4) are connected to the press lifting guide rails (8-3) in a sliding mode through sliders, a plurality of groups of second press block mounting seats (8-6) are arranged on the press lifting seats (8-4), and press blocks (8-7) are arranged at the lower end portions of the second press block mounting seats (8-6); the pressing lifting device also comprises a pressing lifting cylinder (8-1) for driving the pressing lifting seat (8-4) to lift.
6. The step-feed laser cutting machine according to claim 5, wherein: the cutting pressing device (8) further comprises a plurality of groups of buffering limiting seats (8-5) arranged on the side surface of the pressing lifting seat (8-4), and the plurality of groups of buffering limiting seats (8-5) correspond to the plurality of groups of second pressing block mounting seats (8-6) one by one; the buffer limiting seat (8-5) is provided with a screw in sliding connection with the buffer limiting seat, the second pressing block mounting seat (8-6) is positioned below the buffer limiting seat (8-5) and connected with the screw, a pressing buffer spring (8-9) arranged on the screw in a penetrating way is arranged between the buffer limiting seat (8-5) and the second pressing block mounting seat (8-6), the pressing lifting device further comprises a longitudinally extending pressing buffer guide rail (8-10) arranged on the side surface of the pressing lifting seat (8-4), and the second pressing block mounting seat (8-6) is in sliding connection with the pressing buffer guide rail (8-10) through a sliding block.
7. The step-feed laser cutting machine according to claim 1, wherein: the cutting and supporting device (7) comprises a supporting installation seat (7-1) connected with an installation base (9), a cooling installation seat (7-2) is installed on the top surface of the supporting installation seat (7-1), and a plurality of groups of passages distributed in an array mode are formed in the cooling installation seat (7-2); the top surface of the cooling mounting seat (7-2) is provided with a bearing platform (7-5) provided with a plurality of groups of air holes, the bottom surface of the bearing platform (7-5) is connected with an air injection piece (7-7), the air injection piece (7-7) is provided with an air flow channel communicated with an air source, and the air flow channel on the air injection piece (7-7) is communicated with the air holes on the bearing platform (7-5).
8. The step-feed laser cutting machine according to any one of claims 1 to 7, characterized in that: the laser driving device (2) comprises a driving guide rail (2-1) and a driving rack (2-2), which are fixedly connected to the portal frame (1) and extend transversely and are arranged in parallel, a driving transverse moving seat (2-3) is connected to the driving guide rail (2-1) in a sliding mode through a sliding block, a driving transverse moving motor (2-4) with an output shaft arranged downwards is installed on the driving transverse moving seat (2-3), and a gear meshed with the driving rack (2-2) is connected to the output shaft of the driving transverse moving motor (2-4) in a key mode; the laser module is characterized by further comprising a transverse moving electric cylinder (2-5) arranged on the driving transverse moving seat (2-3), the transverse moving electric cylinder (2-5) is connected with a longitudinal moving electric cylinder (2-6) through a mounting seat, and the laser module (4) is connected with the longitudinal moving electric cylinder (2-6).
9. The step-feed laser cutting machine according to claim 8, wherein: the material rack structure comprises a rack (10), wherein a rolling supporting plate device (12) which is used for supporting a plate (14) and is in rolling contact with the plate (14) is arranged on the top surface of the rack (10); a side limiting device (11) in rolling contact with the side of the plate (14) is installed at one side edge of the rack (10), a position adjusting roller device (13) with an adjustable position is installed at the other side of the rack (10), and the position adjusting roller device (13) is in rolling contact with the side of the plate (14).
10. The step-feed laser cutting machine according to claim 9, wherein: the side limiting device (11) comprises a limiting roller seat (11-1) connected with the frame (10), and a plurality of groups of side limiting rollers (11-2) are arranged on the limiting roller seat (11-1); the positioning roller device (13) comprises a positioning guide rail (13-1) which is transversely arranged and fixedly connected to the frame (10), the extending direction of the positioning guide rail (13-1) is perpendicular to the conveying direction of the plate (14), a positioning roller seat (13-4) is connected to the positioning guide rail (13-1) in a sliding mode through a sliding block, a movable rotating roller (13-3) is installed on the positioning roller seat (13-4), and a locking piece (13-2) which is installed on the positioning roller seat (13-4) and used for locking the position of the positioning roller seat (13-4) is further included.
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CN202222090581.5U CN217832324U (en) | 2022-08-05 | 2022-08-05 | Step-by-step material loading formula laser cutting machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116038162A (en) * | 2023-02-23 | 2023-05-02 | 东莞市欣莹机械有限公司 | Clamping system for laser cutting |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116038162A (en) * | 2023-02-23 | 2023-05-02 | 东莞市欣莹机械有限公司 | Clamping system for laser cutting |
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