CN211277012U

CN211277012U - Laser cutting machine for plates

Info

Publication number: CN211277012U
Application number: CN201921826047.8U
Authority: CN
Inventors: 常勇; 张洪涛
Original assignee: Suzhou Hongshi Laser Technology Co ltd
Current assignee: Suzhou Hongshi Laser Technology Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-08-18
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a panel laser cutting machine. This scheme includes the lathe bed, cutting platform, the movable cross beam, the laser cutting head, dust collector, be provided with the slide rail on the lathe bed, be provided with on the movable cross beam and separate the dirt cover, the laser cutting head is located and separates the dirt cover, a plurality of dust removal mouths have been seted up at the top that separates the dirt cover, dust collector includes top dust shaker and bottom dust shaker, the top dust shaker is managed and is communicate with the dust removal mouth through a dust removal, the both sides of lathe bed are provided with the dust absorption passageway, a plurality of dust absorption mouths have been seted up to the dust absorption passageway, the one end of dust absorption passageway is sealed. The dust hood shields the laser cutting head, smoke generated by cutting is reduced and is emitted to the outside of the dust hood, the smoke in the dust hood is sucked away through the top dust collector, negative pressure for dust removal is provided through the bottom dust collector, and the smoke and cuttings in the cutting platform range are sucked away through the dust suction port, so that the smoke is reduced, and the cutting working space is kept clean.

Description

Laser cutting machine for plates

Technical Field

The utility model relates to a laser cutting machine field, concretely relates to panel laser cutting machine.

Background

Laser cutting, namely irradiating a material to be cut by using a high-power-density laser beam, heating the material to a vaporization temperature quickly, evaporating to form holes, and continuously forming slits with narrow width (about 0.1mm, for example) along with the movement of the material by using the beam to cut the material.

In the market, a gantry structure is often adopted for large-width plate cutting. For example, chinese patent publication No. CN 105436721B discloses a numerical control cutting machine with dual exchange tables, which includes a processing table and an isolation transmission beam located on the processing table, wherein the isolation transmission beam can move on the processing table and divide the processing table into a first processing table and a second processing table; a gantry type cantilever is arranged on the isolation transmission beam, and two ends of the gantry type cantilever are respectively suspended above the first processing table surface and the second processing table surface; the gantry type cantilever is also provided with a cutting head; the cutting head can move between two ends of the gantry type cantilever; the first processing table surface is used for processing plates, and the second processing table surface is used for processing pipes; the gantry type cantilever moves along the isolation transmission beam.

The invention can realize the cutting of plates on different processing table tops by driving the cutting head to move at the two ends of the gantry type cantilever, however, because the cutting head of the numerical control cutting machine is in an exposed state, smoke generated during laser cutting can rise along with air flow under the action of high temperature and is diffused in a working space, and therefore, the laser cutting machine which generates less smoke and forms a clean and sanitary working space is required to be provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a panel laser cutting machine, it carries out the shade with the laser cutting head through separating the dust hood to inhale away the smoke and dust in with workspace through dust collector, this panel laser cutting machine has the advantage that the dust removal effect is good, is favorable to building clean, clear workspace.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

a plate laser cutting machine comprises a machine body, a cutting platform, a movable beam and a laser cutting head, wherein the cutting platform is positioned at the center of the machine body, a slide rail is arranged on the machine body, the movable beam is arranged above the machine body and slides along the slide rail, the laser cutting head slides along the movable beam, a dust-isolating cover is arranged on the movable beam, the laser cutting head is positioned in the dust-isolating cover, a plurality of dust-removing ports are formed in the top of the dust-isolating cover, the plate laser cutting machine further comprises a dust-removing device, the dust-removing device comprises a top dust remover and a bottom dust remover, the top dust remover is communicated with the dust-removing ports through a dust-removing pipe, dust-absorbing channels are arranged on two sides of the machine body and are consistent with the arrangement direction of the slide rail, and a plurality of dust-absorbing ports are formed in the dust-, one end of the dust collection channel is closed, and the other end of the dust collection channel is communicated with the bottom dust remover.

Through setting up like this, the laser cutting head moves on movable beam, movable beam can follow the slide rail and remove, thereby can cut panel on the cutting platform, carry out the shade to the laser cutting head through separating the dust hood, reduce the smoke and dust diffusion that produces among the cutting process outside separating the dust hood, through top dust catcher, the smoke and dust in will separating the dust hood is inhaled away, keep separating the cleanness in the dust hood, through setting up in the dust shaker of bottom, absorb and clear away the sunken flue gas on the cutting platform or the smear metal that drops, keep the cleanness in the cutting platform scope.

Preferably, a driving assembly is arranged below the movable cross beam and comprises a driving motor, a driving gear and a rack, the driving motor is fixedly arranged on the movable cross beam, the driving gear is coaxially fixed with a rotating shaft of the driving motor, the rack is horizontally arranged in the direction of the sliding rail, one surface of the rack, provided with meshing teeth, faces the outside of the lathe bed, and the driving gear is meshed with the rack.

Through setting up like this, driving motor provides driven original power, and through the cooperation of drive gear and rack, the direction of drive walking beam along the slide rail removes, makes the walking beam remove steadily, sets up the one side of rack setting meshing tooth towards the lathe bed outside setting to reduce the smoke and dust that the cutting produced and remain on the meshing tooth of rack, reduce the influence to its use, increase of service life.

Preferably, be connected with the tow chain on the movable cross beam, be equipped with in the tow chain with last laser cutting head of movable cross beam or power supply line and the signal line that the top dust shaker is connected, one side of lathe bed is provided with the tow chain and accomodates the groove, the one end that movable cross beam was kept away from to the tow chain with the tow chain is accomodate the groove and is fixed, the tow chain is located the inslot is accomodate to the tow chain.

Through setting up like this, through setting up the tow chain, be convenient for lay the concentration of power supply line and signal line, avoid appearing the electric wire and lay the scattered condition in disorder to be favorable to protecting power supply line and signal line, accomodate the groove through setting up the tow chain, remove the in-process along with moving beam at the tow chain, provide the removal direction for the tow chain, and be favorable to reducing the wearing and tearing of tow chain, prolong its life.

Preferably, a plurality of rolling members are arranged at the bottom of the drag chain receiving groove along the extending direction of the drag chain receiving groove, and the drag chain is in contact with the surfaces of the rolling members.

Through setting up like this, the rolling member changes the sliding friction between the groove into rolling friction with tow chain and tow chain storage to reduce the tow chain and accomodate the damage of groove removal in-process for the tow chain, further protect the tow chain.

Preferably, two ends of the sliding rail are respectively provided with a limiting detection sensor, the bottom of the movable cross beam is provided with a limiting shielding plate, and the detection end of the limiting detection sensor is located in the plate surface range of the limiting shielding plate.

Through setting up like this, set up spacing detection sensor, when the movable beam moves along the slide rail, make spacing sunshade and spacing detection sensor when being close enough, spacing detection sensor sends spacing signal to control system in to remove the within range of movable beam restriction at the slide rail.

Preferably, the dust-proof cover is provided with a plurality of monitoring windows.

Through setting up like this, through monitoring the window, be convenient for monitor the operating condition of the laser cutting head that is located the dust excluding hood.

Preferably, the monitoring window is arranged on a closed door, the dust hood is provided with an operation window, one side of the closed door is hinged with the dust hood, and the closed door rotates around a hinged point of the closed door to close the operation window.

Through setting up like this, the operation window can be opened to the closed door, conveniently maintains the laser cutting head in the dust hood, closes the closed door after, the accessible keeps watch on the operating condition of window supervision laser cutting head.

Preferably, the dust hood is provided with protective gratings on both sides along the extending direction of the slide rail.

Through setting up like this, whether protection grating detectable separates dust hood's nearby and has the barrier, avoids separating dust hood and barrier to bump, reduces the possibility that takes place engineering accident.

Preferably, the cutting platform and the lathe bed are arranged independently, a gap is kept between the cutting platform and the lathe bed, and the lathe bed is formed by splicing a plurality of independent splicing units.

Through the arrangement, the cutting platform is arranged independently from the lathe bed, the gap is kept between the cutting platform and the lathe bed, the influence on the lathe bed is reduced, and the processing precision is kept; the lathe bed is formed by splicing a plurality of independent splicing units, and the lathe bed is convenient to transport after being disassembled.

Preferably, an anti-ironing plate is arranged below the cutting platform.

Through setting up like this, prevent that the ironing board can accept the high temperature smear metal that drops to reduce the protection to cutting work platform below working space, reduce the possibility that causes the damage of floor or other structures.

Compared with the prior art, the utility model discloses profitable technological effect has been obtained:

1. through setting up the dust hood, carry out the shade with the laser cutting head, the smoke and dust that the reduction cutting produced gives off outside the region of dust hood, and the smoke and dust in the rethread top dust catcher will separate the dust hood is siphoned away, through set up the dust removal passageway in the both sides of lathe bed, provides the negative pressure of dust removal through the bottom dust catcher, siphons away the smoke and dust and the smear metal of cutting platform within range by the dust absorption mouth to reduce the production of smoke and dust, keep cutting workspace's cleanness.

2. The movable cross beam is stably moved by adopting a matching mode of the gear and the rack, and the side, provided with the meshing teeth, of the rack faces the outside of the lathe bed, so that the smoke dust generated by cutting is reduced and remained on the meshing teeth of the rack, the service life of the rack is prolonged, and the driving reliability of the movable cross beam is kept.

3. Accomodate the groove through setting up the tow chain, accomodate and provide the removal direction to the tow chain, reduce the wearing and tearing of tow chain.

4. Through setting up spacing detection sensor, be convenient for remove the movable beam restriction on the slide rail, the condition that the derailment appears in the reduction takes place.

5. Through set up on the dust hood and monitor the window, be convenient for to the operating condition's of laser cutting head observation.

6. Through setting up the protection grating, avoid dust hood and barrier to bump, improve the security in the working space.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic view of another perspective of an embodiment of the present invention;

fig. 4 is an enlarged view of a portion B in fig. 3.

Wherein, the technical characteristics that each reference numeral refers to are as follows:

1. a bed body; 100. a splicing unit; 101. a dust collection channel; 1011. a dust suction port; 2. cutting the platform; 3. moving the beam; 301. a limiting shielding plate; 4. a slide rail; 5. a slider; 6. a dust shield; 601. a dust removal port; 602. monitoring the window; 7. a bottom dust remover; 8. a rack; 9. a drag chain; 10. a tow chain receiving groove; 11. a limit detection sensor; 12. a closing door; 13. protecting the optical grating; 14. an anti-ironing board.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments, but the scope of the present invention is not limited to the following specific embodiments.

Referring to fig. 1 to 4, the present embodiment discloses a plate laser cutting machine, which includes a machine body 1, a cutting platform 2, a movable beam 3, and a laser cutting head (not shown in the figure), wherein the cutting platform 2 is located at the center of the machine body 1, in the present embodiment, the cutting platform 2 and the machine body 1 are independently arranged, a gap is maintained between the cutting platform 2 and the machine body 1, influence on the machine body 1 after the cutting platform 2 is deformed by heat is reduced, and the machining precision is favorably maintained; the lathe bed 1 is formed by splicing a plurality of independent splicing units 100, the adjacent splicing units 100 are connected through threaded connecting pieces (not shown in the figure), the threaded connecting pieces can be bolt and nut assemblies, the length of the lathe bed 1 can be increased or shortened as required, the lathe bed 1 can be detached, and transportation is facilitated.

The two sides of the lathe bed 1 are respectively provided with a slide rail 4, the movable beam 3 is arranged above the lathe bed 1, the bottom of the movable beam 3 is provided with a slide block 5 corresponding to each slide rail 4, and the slide block 5 slides along the slide rails 4, so that the movable slide rails 4 can slide along the slide rails 4.

The laser cutting head sets up on movable beam 3, the laser cutting head slides along movable beam 3, the moving direction of laser cutting head and the extending direction mutually perpendicular of slide rail 4, be provided with on the movable beam 3 and separate the dirt cover 6, the laser cutting head is located and separates the dirt cover 6, a plurality of dust removal mouths 601 have been seted up at the top that separates dirt cover 6, panel laser cutting machine still includes dust collector (not mark in the picture), dust collector includes top dust shaker (not shown in the figure) and bottom dust shaker 7, the top dust shaker communicates with dust removal mouth 601 through a dust removal pipe (not shown in the figure).

Referring to fig. 1, dust collection channels 101 are respectively arranged on two sides of the bed body 1, a bottom dust collector is respectively arranged corresponding to each dust collection channel 101, the arrangement directions of the dust collection channels 101 and the slide rails 4 are consistent, a plurality of dust collection ports 1011 are formed in the dust collection channels 101 in the direction of the cutting platform 2, one end of each dust collection channel 101 is closed, and the other end of each dust collection channel 101 is communicated with the bottom dust collector 7.

In this implementation, the cavity is arranged below the bed body 1, and the dust collection channel 101 is located in the cavity of the bed body 1, so that the integrity is good, and the excessive occupation of space caused by the need of independently arranging dust collection pipelines is reduced.

Referring to fig. 3 and 4, a driving assembly (not labeled in the figures) is arranged below the movable beam 3, the driving assembly is respectively arranged at two ends of the movable beam 3 in a group, each group of driving assembly (not shown in the figures) comprises a driving motor (not shown in the figures), a driving gear (not shown in the figures) and a rack 8, the driving motors are fixedly arranged on the movable beam 3, the driving gears are coaxially fixed with rotating shafts of the driving motors, the racks 8 are horizontally arranged along the direction of the sliding rails 4, one surface of each rack 8 provided with meshing teeth is arranged towards the outside of the bed body 1, and the driving gears are meshed with the racks 8.

Referring to fig. 1, a drag chain 9 is connected to the movable beam 3, a power supply line (not shown in the figure) and a signal line (not shown in the figure) connected to a laser cutting head or a top dust remover on the movable beam 3 are arranged in the drag chain 9, a drag chain accommodating groove 10 is arranged on one side of the bed 1, one end of the drag chain 9, which is far away from the movable beam 3, is fixed to the drag chain accommodating groove 10, and the drag chain 9 is located in the drag chain accommodating groove 10.

The bottom of the drag chain receiving groove 10 is provided with a plurality of rolling members (not shown in the figure) along the extending direction of the drag chain receiving groove 10, the drag chain 9 contacts with the surfaces of the rolling members, and the rolling members can be balls or conveying rollers with horizontal axes.

Referring to fig. 1 to 4, the two ends of the sliding rail 4 along the extending direction thereof are respectively provided with a limit detection sensor 11, in this embodiment, the limit detection sensor 11 is fixed on the bed 1, the bottom of the movable beam 3 is provided with a limit shield 301, the detection end of the limit detection sensor 11 is located in the plate surface range of the limit shield 301, the limit detection sensor 11 is a proximity switch or a travel switch, when the limit shield 301 is close to or abutted against the limit detection sensor 11, the limit detection sensor 11 is triggered to send a limit signal to a control system for controlling the movement of the movable beam 3, so that the movement of the movable beam 3 can be stopped, and the derailment of the movable beam 3 is avoided.

Referring to fig. 1, the dust-proof cover 6 is provided with a plurality of monitoring windows 602, in this embodiment, the monitoring windows 602 are disposed on a sealing door 12, the dust-proof cover 6 is provided with an operation window (not labeled), one side of the sealing door 12 is hinged to the dust-proof cover 6, and the sealing door 12 rotates around its hinged point to close the operation window.

Referring to fig. 1, the two sides of the dust hood along the extending direction of the sliding rail 4 are provided with protective gratings 13, and the protective gratings 13 can be replaced by infrared geminate transistors.

Referring to fig. 1, an anti-ironing board 14 is disposed below the cutting platform 2, and a floor or other structural members below the cutting platform 2 are protected by the anti-ironing board 14.

The utility model discloses use of embodiment:

when panel laser cutting machine cuts the plate, work is all opened to top dust shaker and bottom dust shaker 7, and the top dust shaker passes through the pipe that removes dust, will separate the smoke and dust in the dust hood 6 and clear away, and the smoke and dust clearance of bottom dust shaker 7 with cutting platform 2 within ranges to keep cutting work space's cleanness.

When no barrier exists in the range of the protective gratings 13 on the two sides, the movable beam 3 can slide along the slide rail 4 under the driving of the driving assembly, the working safety is improved, the drag chain 9 moves in the drag chain accommodating groove 10 along with the movement of the movable beam 3, and the damage to the power supply line and the signal line in the drag chain is reduced.

When the movable beam 3 moves to approach the tail end of the slide rail 4, the limit detection sensor 11 can feed back a signal to stop the movable beam 3 from moving, so that the movable beam 3 is prevented from derailing.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. In addition, although specific terms are used in the specification, the terms are used for convenience of description and do not limit the utility model in any way.

Claims

1. A plate laser cutting machine comprises a machine body, a cutting platform, a movable beam and a laser cutting head, wherein the cutting platform is positioned at the center of the machine body, a slide rail is arranged on the machine body, the movable beam is arranged above the machine body and slides along the slide rail, and the laser cutting head slides along the movable beam, and the plate laser cutting machine is characterized in that a dust-isolating cover is arranged on the movable beam, the laser cutting head is positioned in the dust-isolating cover, a plurality of dust-removing ports are formed in the top of the dust-isolating cover, the plate laser cutting machine further comprises a dust-removing device which comprises a top dust remover and a bottom dust remover, the top dust remover is communicated with the dust-removing ports through a dust-removing pipe, dust-absorbing channels are arranged on two sides of the machine body, the directions of the dust-absorbing channels are consistent with the directions of the slide rail, and the dust-absorbing, one end of the dust collection channel is closed, and the other end of the dust collection channel is communicated with the bottom dust remover.

2. The laser cutting machine for plates according to claim 1, wherein a driving assembly is arranged below the movable beam, the driving assembly comprises a driving motor, a driving gear and a rack, the driving motor is fixedly arranged on the movable beam, the driving gear is coaxially fixed with a rotating shaft of the driving motor, the rack is horizontally arranged along the direction of the sliding rail, one surface of the rack provided with the meshing teeth is arranged towards the outside of the machine body, and the driving gear is meshed with the rack.

3. The laser cutting machine for plate materials according to claim 1 or 2, wherein a drag chain is connected to the movable beam, a power supply line and a signal line connected to the laser cutting head on the movable beam or the top dust remover are arranged in the drag chain, a drag chain accommodating groove is arranged on one side of the machine body, one end of the drag chain, which is far away from the movable beam, is fixed to the drag chain accommodating groove, and the drag chain is located in the drag chain accommodating groove.

4. The laser cutting machine for plate material as claimed in claim 3, wherein the drag chain receiving groove is provided at the bottom thereof with a plurality of rolling members along the extending direction of the drag chain receiving groove, and the drag chain is in contact with the surfaces of the rolling members.

5. The laser cutting machine for plates according to claim 2, wherein a limit detection sensor is disposed at each end of the slide rail, a limit shield is disposed at the bottom of the movable beam, and a detection end of the limit detection sensor is located within a plate surface of the limit shield.

6. A laser cutting machine for cutting boards according to claim 1, 2, 4 or 5 wherein the dust hood is provided with a plurality of monitoring windows.

7. The laser cutting machine for plates according to claim 6, wherein the monitoring window is disposed on a closing door, the dust hood has an operation window, one side of the closing door is hinged to the dust hood, and the closing door rotates around its hinge point to close the operation window.

8. The laser cutting machine for plates according to claim 6, wherein protection gratings are arranged on both sides of the dust-proof cover along the extending direction of the slide rail.

9. The laser cutting machine for plates according to claim 1, 2, 4, 5, 7 or 8, wherein the cutting platform is arranged independently from the bed, a gap is kept between the cutting platform and the bed, and the bed is formed by splicing a plurality of independent splicing units.

10. The laser cutting machine for plate material as claimed in claim 9, wherein an anti-ironing plate is disposed below the cutting platform.