CN112222633A

CN112222633A - Laser cutting device

Info

Publication number: CN112222633A
Application number: CN202011053255.6A
Authority: CN
Inventors: 许同
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-01-15

Abstract

The invention discloses a laser cutting device which comprises a cutting machine main body, a cutting head and a cutting frame, wherein a protective box body is arranged above the cutting machine main body, a protective box cover is arranged in the protective box body, a waste box door is arranged below the cutting machine main body, a control panel is arranged outside the cutting machine main body, the cutting head and the cutting frame are arranged in the cutting machine main body, a light inlet cylinder is arranged above the cutting head, a cooling plate is arranged at the back of the cutting head, a laser emitting head is arranged below the cutting head, a cooling protective sleeve is arranged outside the laser emitting head, the cutting frame is arranged above a sliding frame, a first electric sliding rail is arranged in the cutting frame, and the cutting head is slidably arranged on the. This laser cutting device is provided with protection box, protection case lid and observation window, covers the cutting position, and installs the protection case lid on the protection box, has seted up the observation window on the protection case lid simultaneously, and the operating personnel of being convenient for is to the observation of cutting process.

Description

Laser cutting device

Technical Field

The invention relates to the technical field of laser cutting devices, in particular to a laser cutting device.

Background

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

However, in the existing laser cutting machine, there is still a certain defect, because the temperature of laser is higher, and there is not corresponding protector in the cutting process, may be because of some unexpected injury to the human body, can make cutting head temperature sharply rise after the cutting time overlength moreover, cause the circumstances that the cutting head damaged, the cutting waste material that current large-scale laser cutting machine produced after the cutting is not convenient for clear up simultaneously, so need improve current laser cutting device.

Disclosure of Invention

The invention aims to provide a laser cutting device, which solves the problems that the temperature of laser provided by the background technology is high, a corresponding protection device is not arranged in the cutting process, the temperature of a cutting head is sharply increased after the cutting time is too long, the cutting head is damaged, and meanwhile, cutting waste generated after the cutting of the existing large-scale laser cutting machine is inconvenient to clean.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a laser cutting device, includes cutting machine main part, cutting head and cutting frame, the protection box is installed to cutting machine main part top, install the protection case lid in the protection box, and the cutting machine main part below has seted up the waste material chamber door, cutting machine main part externally mounted has control panel, install cutting head and cutting frame in the cutting machine main part, the light inlet section of thick bamboo has been seted up to the cutting head top, the cooling plate is installed at the cutting head back, the cutting head below is equipped with the laser emission head, the first externally mounted of laser emission has the cooling protective sheath, the cutting frame is installed in the carriage top, first electric slide rail has been seted up in the cutting frame, cutting head slidable mounting is on.

Preferably, four support legs are installed to cutting machine main part bottom, emergency stop button is installed on cutting machine main part top right side, the louvre has been seted up at protection box back, install the heat dissipation fan in the louvre, the louvre externally mounted has the filter screen. .

Preferably, handles are installed outside the protective box cover and the waste box door, an observation window is formed in the protective box cover, and a waste recovery box is placed in the waste box door.

Preferably, the cutting head back cooling plate is connected with the first slider through a fixing plate, a first water inlet is formed in the top of the cooling plate, a first water outlet is formed in one side of the cooling plate, and a first cooling channel is formed in the cooling plate.

Preferably, the cooling protective sleeve is cylindrical, a spiral second cooling channel is formed in the cooling protective sleeve, a second water inlet is formed in the upper portion of the cooling protective sleeve, and a second water outlet is formed in the lower portion of the cooling protective sleeve.

Preferably, the cooling plate and the cooling protective sleeve are made of aluminum alloy materials with good heat conductivity, a first water inlet in the top of the cooling plate and a second water inlet above the cooling protective sleeve are connected with a water outlet of the cooling liquid tank through pipelines, and the first water outlet and the second water outlet are connected with the water inlet of the cooling liquid tank through pipelines.

Preferably, the second sliding blocks are installed below two sides of the cutting frame, the sliding frame is provided with two sliding frames, the second electric sliding rails are arranged inside the sliding frame, and the cutting frame is connected with the second electric sliding rails in a sliding mode through the second sliding blocks on two sides.

Preferably, the cutting head is connected with a first electric sliding rail inside the cutting frame in a sliding manner through a first sliding block on the back, and a light inlet cylinder on the top of the cutting head is connected with the laser generator.

Preferably, the backup pad has been laid to cutting frame below, the cutting bed is installed to the backup pad below, the cutting bed is latticed, and is the waste recycling case below the cutting bed.

Preferably, the control panel is electrically connected with the heat dissipation fan, the cutting head, the laser generator, the emergency stop button, the first electric slide rail and the second electric slide rail.

Compared with the prior art, the invention has the beneficial effects that: the laser cutting device is provided with a laser cutting device,

(1) the cutting head is arranged in the first electric sliding rail of the cutting frame through a first sliding block at the back to realize transverse sliding of the cutting head on the cutting frame, the second sliding blocks at two sides of the cutting frame are arranged in the second electric sliding rail of the sliding frame to realize front-back sliding of the cutting frame on the sliding frame, and then the front-back and left-right free sliding of the cutting head is realized through the control of the control panel on the electric sliding rails, so that the accurate positioning and cutting in the cutting process are facilitated;

(2) the cutting machine is provided with a protective box body, a protective box cover and an observation window, wherein the protective box body is arranged at the top of the cutting machine main body and covers the cutting part, the protective box cover is arranged on the protective box body, and the observation window is arranged on the protective box cover, so that an operator can conveniently observe the cutting process, and the device can be closed in time when an unexpected situation occurs;

(3) the three heat dissipation holes are formed in the back of the protective box body, the heat dissipation fans are installed in the heat dissipation holes, high-temperature air generated in the cutting process is exhausted into the protective box body through the heat dissipation fans, and the back of the heat dissipation fans is installed on the filter screen, so that when the device stops operating, sundries can be prevented from entering the protective box body and damaging the device;

(4) the device is provided with a cooling plate, a cooling protective sleeve and a cooling liquid box, wherein a first water inlet at the top of the cooling plate and a second water inlet above the cooling protective sleeve are connected with a water outlet of the cooling liquid box, and the first water outlet and the second water outlet are connected with a water inlet of the cooling liquid box;

(5) be provided with backup pad, cutting bed and garbage collection case, wait to cut the component and put in the backup pad, the backup pad plays the effect of protection cutting bed, prevents that laser from damaging the cutting bed when cutting the component, and after the cutting process, the cutting waste material falls into the garbage collection incasement through the grid structure of cutting bed, keeps the cleanness on the cutting bed, the clearance of the waste material of being convenient for simultaneously.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the opening of the protective case lid and waste case door of the present invention;

FIG. 3 is a schematic view of the internal structure of the cutting machine body and the cutting frame of the present invention;

FIG. 4 is a schematic top view of the main body of the cutting machine of the present invention;

FIG. 5 is a perspective view of the cutting head of the present invention;

FIG. 6 is a schematic cross-sectional view of a cooling plate according to the present invention;

FIG. 7 is a schematic cross-sectional view of a cooling jacket according to the present invention.

In the figure: 1. the cutting machine comprises a cutting machine body, 101, a support leg, 102, a control panel, 103, a heat dissipation hole, 104, a heat dissipation fan, 105, a filter screen, 106, a protective box body, 107, a cooling liquid box, 2, a protective box cover, 201, an observation window, 3, a handle, 4, a cutting head, 401, a light inlet cylinder, 402, a fixing plate, 403, a cooling plate, 404, a first slider, 405, a first water inlet, 406, a first water outlet, 407, a cooling protective sleeve, 408, a laser emission head, 409, a second water inlet, 4010, a second water outlet, 4011, a first cooling channel, 4012, a second cooling channel, 4013, a laser generator, 5, an emergency stop button, 6, a cutting frame, 601, a first electric sliding rail, 602, a second slider, 603, a sliding frame, 604, a second electric sliding rail, 7, a waste box door, 8, a support plate, 9, a cutting table, 10 and a waste recovery box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below 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.

Referring to fig. 1-7, the present invention provides a technical solution: a laser cutting device, as shown in figure 1, figure 2 and figure 3, a protective box 106 is arranged above a cutting machine main body 1, four support legs 101 are arranged at the bottom of the cutting machine main body 1, an emergency stop button 5 is arranged at the right side of the top of the cutting machine main body 1, a heat dissipation hole 103 is arranged at the back of the protective box 106, a heat dissipation fan 104 is arranged in the heat dissipation hole 103, a filter screen 105 is arranged outside the heat dissipation hole 103, the device can dissipate heat inside the protective box 106 through the heat dissipation hole 103 and the heat dissipation fan 104 in the operation process, and can be stopped emergently by the emergency stop button 5 when an accident occurs, a protective box cover 2 is arranged in the protective box 106, a waste box door 7 is arranged below the cutting machine main body 1, handles 3 are arranged outside the protective box cover 2 and the waste box door 7, an observation window 201 is arranged on the protective, the protective case cover 2 and the waste case door 7 can be opened conveniently through the handle 3, meanwhile, the waste recycling case 10 is convenient for recycling cutting waste, and the control panel 102 is arranged outside the cutting machine main body 1.

As shown in fig. 5, 6 and 7, a cutting head 4 and a cutting frame 6 are installed in a cutting machine body 1, the cutting head 4 is slidably connected with a first electric slide rail 601 inside the cutting frame 6 through a first slide block 404 on the back, and a light inlet tube 401 at the top of the cutting head 4 is connected with a laser generator 4013, so as to facilitate the left and right sliding of the cutting head 4 on the cutting frame 6, the light inlet tube 401 is opened above the cutting head 4, a cooling plate 403 is installed on the back of the cutting head 4, the cooling plate 403 on the back of the cutting head 4 is connected with the first slide block 404 through a fixing plate 402, a first water inlet 405 is opened at the top of the cooling plate 403, a first water outlet 406 is opened at one side of the cooling plate 403, a first cooling channel 4011 is opened inside the cooling plate 403, so as to facilitate the cooling of the cutting head 4 through the first cooling channel 4011 inside the cooling plate 403, a laser emitting head 408, cooling protective sheath 407 is cylindricly, and inside spiral heliciform second cooling channel 4012 of having seted up of cooling protective sheath 407, second water inlet 409 has been seted up to cooling protective sheath 407 top, second delivery port 4010 has been seted up to cooling protective sheath 407 below, be favorable to cooling through second cooling channel 4012 in the cooling protective sheath 407 to cool down laser emission head 408, cooling plate 403 and cooling protective sheath 407 all adopt the good aluminum alloy material of heat conductivity to make, and the delivery port of the first water inlet 405 at cooling plate 403 top and the second water inlet 409 of cooling protective sheath 407 top and coolant liquid case 107 passes through the pipe connection, first delivery port 406 and second delivery port 4010 pass through the pipe connection with the water inlet of coolant liquid case 107, be convenient for the coolant liquid from cooling liquid case 107 in flow into cooling plate 403 and cooling protective sheath 407 in cool down.

As shown in fig. 3 and 4, the cutting frame 6 is installed above the sliding frame 603, the second sliding blocks 602 are installed below two sides of the cutting frame 6, the sliding frame 603 has two sliding rails, the second sliding rails 604 are installed inside the sliding frame 603, the cutting frame 6 is slidably connected with the second sliding rails 604 through the second sliding blocks 602 on two sides, so as to facilitate the cutting frame 6 to slide back and forth on the sliding frame 603, the first sliding rails 601 are installed inside the cutting frame 6, the supporting plate 8 is laid below the cutting frame 6, the cutting table 9 is installed below the supporting plate 8, the cutting table 9 is in a grid shape, the waste recycling bin 10 is arranged below the cutting table 9, so as to facilitate the cutting waste to fall into the waste recycling bin 10 from the grid, the cutting head 4 is slidably installed on the cutting frame 6, the control panel 102 is electrically connected with the heat dissipation fan 104, the cutting head 4, the laser generator 4013, the emergency stop button 5, the first sliding, it is advantageous to control the electrical components through the control panel 102.

The working principle is as follows: when the laser cutting device is used, firstly, the cutting machine body 1 is powered on, then the protective box cover 2 on the protective box body 106 is opened through the handle 3, a component to be cut is placed on the supporting plate 8, the protective box cover 2 is closed, the first sliding block 404 and the second sliding block 602 are controlled to slide on the first electric sliding rail 601 and the second electric sliding rail 604 through the control panel 102, so that the cutting head 4 moves to a place to be cut, then the cutting head 4 is started, the light inlet cylinder 401 is connected with the laser generator 4013, laser beams are applied to the component to be cut through the laser emitting head 408, the supporting plate 8 below the component to be cut plays a role of protecting the cutting table 9, waste materials generated in the cutting process fall into the waste material recovery box 10 at the bottom of the cutting machine body 1 through the grid holes of the cutting table 9, and when a special pattern is cut, the first electric sliding rail 601 and the second electric sliding rail 604 are controlled through the control panel 102, realize the sliding cutting of the cutting head 4, in the cutting process, the coolant tank 107 is connected with the first water inlet 405 on the cooling plate 403 through a pipeline, the coolant is conveyed into the first cooling channel 4011, the cutting head 4 is cooled, the coolant flows back into the coolant tank 107 through the first water outlet 406 at the tail end of the first cooling channel 4011, meanwhile, the coolant tank 107 is connected with the second water inlet 409 on the cooling protective sleeve 407 through a pipeline, the coolant is conveyed into the second cooling channel 4012, the laser emitting head 408 is cooled, the coolant flows back into the coolant tank 107 through the second water outlet 4010 at the tail end of the second cooling channel 4012, meanwhile, in the cutting process, the heat dissipation fan 104 in the protective box body 103 provided with the heat dissipation holes at the back of the protective box body 106 rotates under the control of the control panel 102, the high-temperature air generated in the cutting machine body 1 is discharged out of the protective box body 106, and meanwhile, the tail end of the heat dissipation hole 103 is provided with the filter screen, when the cutting device stops operating, sundries enter the protective box body 106 and damage the device, an operator can observe the cutting progress through the observation window 201 in the whole cutting process, the cutting process is monitored, once an accident situation occurs in the cutting process, the emergency stop button 5 is pressed in time, the device is powered off emergently to avoid a dangerous situation, after the cutting process is finished, the protective box cover 2 is opened to take out cut objects, the waste box door 7 is opened again, the waste recovery box 10 is taken out to dispose waste materials, and the cleanness of the interior of the cutting machine main body 1 is kept.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a laser cutting device, includes cutting machine main part (1), cutting head (4) and cutting frame (6), its characterized in that:

the cutting machine comprises a cutting machine main body (1), wherein a protective box body (106) is installed above the cutting machine main body (1), a protective box cover (2) is installed in the protective box body (106), a waste box door (7) is arranged below the cutting machine main body (1), a control panel (102) is installed outside the cutting machine main body (1), and a cutting head (4) and a cutting frame (6) are installed in the cutting machine main body (1);

the cutting head (4), a light inlet tube (401) is arranged above the cutting head (4), a cooling plate (403) is installed at the back of the cutting head (4), a laser emitting head (408) is arranged below the cutting head (4), and a cooling protective sleeve (407) is installed outside the laser emitting head (408);

the cutting frame (6), the cutting frame (6) is installed in carriage (603) top, set up first electric slide rail (601) in cutting frame (6), cutting head (4) slidable mounting is on cutting frame (6).

2. A laser cutting apparatus according to claim 1, wherein: four supporting legs (101) are installed to cutting machine main part (1) bottom, emergency stop button (5) are installed on cutting machine main part (1) top right side, louvre (103) have been seted up at protection box (106) back, install heat dissipation fan (104) in louvre (103), louvre (103) externally mounted has filter screen (105).

3. A laser cutting apparatus according to claim 1, wherein: handle (3) are all installed to protection case lid (2) and waste material chamber door (7) outside, observation window (201) have been seted up on protection case lid (2), waste material recycling bin (10) have been placed in waste material chamber door (7).

4. A laser cutting apparatus according to claim 1, wherein: cutting head (4) back cooling plate (403) are connected with first slider (404) through fixed plate (402), first water inlet (405) have been seted up at cooling plate (403) top, and first delivery port (406) have been seted up to cooling plate (403) one side, first cooling channel (4011) have been seted up to cooling plate (403) inside.

5. A laser cutting apparatus according to claim 1, wherein: cooling protective sheath (407) are cylindricly, and spiral heliciform second cooling channel (4012) have been seted up to cooling protective sheath (407) inside, second water inlet (409) have been seted up to cooling protective sheath (407) top, second delivery port (4010) have been seted up to cooling protective sheath (407) below.

6. A laser cutting apparatus according to claim 1, wherein: cooling plate (403) and cooling protective sheath (407) all adopt the good aluminum alloy material of heat conductivity to make, and first water inlet (405) at cooling plate (403) top and second water inlet (409) of cooling protective sheath (407) top pass through the pipe connection with the delivery port of coolant liquid case (107), first delivery port (406) and second delivery port (4010) pass through the pipe connection with the water inlet of coolant liquid case (107).

7. A laser cutting apparatus according to claim 1, wherein: second slider (602) are installed to cutting frame (6) both sides below, carriage (603) are equipped with two, and inside second electric slide rail (604) of having seted up of carriage (603), cutting frame (6) are through the sliding connection of both sides second slider (602) and second electric slide rail (604).

8. A laser cutting apparatus according to claim 1, wherein: the cutting head (4) is connected with a first electric sliding rail (601) inside the cutting frame (6) in a sliding mode through a first sliding block (404) on the back, and a light inlet cylinder (401) at the top of the cutting head (4) is connected with a laser generator (4013).

9. A laser cutting apparatus according to claim 1, wherein: cutting frame (6) below has laid backup pad (8), cutting bed (9) are installed to backup pad (8) below, cutting bed (9) are latticed, and cutting bed (9) below is garbage collection box (10).

10. A laser cutting apparatus according to claim 1, wherein: control panel (102) and heat dissipation fan (104), cutting head (4), laser generator (4013), emergency stop button (5), first electric slide rail (601) and second electric slide rail (604) electric connection.