CN113146035A

CN113146035A - Laser marking device

Info

Publication number: CN113146035A
Application number: CN202110350390.5A
Authority: CN
Inventors: 廖伟文; 张天; 小山富二
Original assignee: Chuangli Gaomechatronics Shenzhen Co ltd
Current assignee: Chuangli Gaomechatronics Shenzhen Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-07-23
Anticipated expiration: 2041-03-31
Also published as: CN113146035B

Abstract

The application relates to a laser engraving device, which comprises a frame body, an engraving mechanism arranged on the frame body, an air draft mechanism used for absorbing dust and a housing covered on the engraving mechanism, wherein the housing vertically moves along the frame body, the lower end of the housing can be abutted against the upper end of the frame body, an air inlet of the air draft mechanism is communicated with an inner cavity of the housing, and the engraving mechanism is positioned in the inner cavity of the housing; the frame body upper end still is provided with the mechanism of blowing that blows dust showy in the housing, and the mechanism of blowing is including setting up in the mounting bracket of frame body upper end, setting up in the mounting panel of mounting bracket lower extreme and circumference and set up in the air cock of mounting panel lower extreme, and the gas outlet of air cock all faces the work piece of treating the processing. This application utilizes the mechanism of blowing to blow to workpiece surface, makes the dust that is attached to workpiece surface remove to the air in, later utilizes updraft ventilator to construct and takes out the dust that floats in the air to the dust that makes the workpiece surface adhesion of taking out still less, reduces the damage to staff's health.

Description

Laser marking device

Technical Field

The application relates to the field of laser engraving technology, in particular to a laser engraving device.

Background

At present, when some products with higher requirements are produced, after the products are produced, the quality of the produced products needs to be detected, marks are marked on qualified products after the detection is finished, the marking process is usually carried out by using laser marking equipment, and because a large amount of dust is generated in the laser marking process, the dust contains a large amount of toxic substances, the health of production personnel can be affected at the moment, and the dust is usually extracted by using air draft equipment at present.

In view of the above-mentioned related technologies, the inventor believes that when dust is removed, after laser marking is performed, a part of dust falls on the surface of a product and cannot be removed, and when the marked product is removed, dust adhered to the surface of the product enters a working environment, which still affects the health of workers.

Therefore, a new technical solution is needed to solve the above problems.

Disclosure of Invention

In order to make the dust adhered on the taken-out product less, the application provides a laser marking device.

The application provides a laser engraving device adopts following technical scheme:

a laser engraving device comprises a frame body, an engraving mechanism arranged on the frame body, an air draft mechanism used for absorbing dust and a housing covering the engraving mechanism, wherein the housing vertically moves along the frame body, the lower end of the housing can be abutted against the upper end of the frame body, an air inlet of the air draft mechanism is communicated with an inner cavity of the housing, and the engraving mechanism is positioned in the inner cavity of the housing;

the frame body upper end still is provided with the mechanism of blowing that blows dust showy in the housing, the mechanism of blowing is including setting up in the mounting bracket of frame body upper end, setting up in the mounting panel of mounting bracket lower extreme and circumference and setting up in the air cock of mounting panel lower extreme, the gas outlet of air cock all faces the work piece of treating processing.

Through adopting above-mentioned technical scheme, utilize the mechanism of blowing to blow to workpiece surface, make the dust that is attached to workpiece surface remove to the air in, later utilize updraft ventilator to take out the dust that floats in the air to the workpiece surface adhesion that makes the taking out is still less, reduces the damage to staff's health.

Optionally: the mounting disc rotates to be connected in the mounting bracket lower extreme, the mounting bracket is connected with and drives mounting disc pivoted driving piece, the drive end and the mounting disc of driving piece are connected.

Through adopting above-mentioned technical scheme, utilize the driving piece to drive the mounting disc and rotate on the horizontal plane, the work piece surface has more positions to receive to blow this moment, and the dust of getting rid of from the product can be more.

Optionally: the utility model discloses a support body, including support body, lead screw, mounting bracket, drive mechanism, mounting bracket upper end is provided with drive mounting bracket horizontal migration's actuating mechanism, actuating mechanism connects in the lead screw of support body and drive lead screw pivoted driving motor including rotating, the lead screw wears to locate mounting bracket and both threaded connection, the mounting bracket slides in the support body upper end.

Through adopting above-mentioned technical scheme, utilize actuating mechanism to drive the mechanism of blowing and remove in the horizontal plane, the product has more surfaces to receive the influence of wind-force and make more dust break away from the product surface this moment, makes the clearance of dust more comprehensive.

Optionally: the cover casing comprises a fixed cover with an opening on one side and a movable plate with an opening on the side face for opening and closing the fixed cover, the fixed cover is provided with an opening and closing cylinder for driving the movable plate to vertically move, and a piston rod of the opening and closing cylinder is connected with the movable plate.

Through adopting above-mentioned technical scheme, with fly leaf rebound when need take out or the material loading product, can directly take out or the material loading product this moment.

Optionally: the air outlet of air drafting mechanism is provided with filtering mechanism, filtering mechanism including set up in the support body and be the water tank that the upper shed set up, with the screen cloth of water tank internal rotation and drive screen cloth pivoted filter motor, the lateral wall of screen cloth and the inner wall laminating of water tank, water tank outer wall connection has the extension pipe rather than the inner chamber intercommunication, extension pipe and air drafting mechanism's air outlet intercommunication, the extension pipe is located the below of screen cloth with the intercommunication position of water tank.

Through adopting above-mentioned technical scheme, let in the air that contains the dust and form great bubble in the liquid, utilize the screen cloth to change great bubble into the microbubble, increased the area of contact with liquid this moment to make the dust in the bubble change get into in the liquid, make the filter effect of dust better.

Optionally: the utility model discloses a filter screen, including support body, filter motor and screen cloth, exhaust mechanism's air outlet department is provided with the tuber pipe, the tuber pipe screw thread has cup jointed the thread bush, the thread bush is kept away from the one end of tuber pipe and is cup jointed with the extension pipe screw thread.

Through adopting above-mentioned technical scheme, after the dust in the liquid in the water tank reaches a certain degree, can directly break away from water tank and frame and change liquid in the water tank, the change process of the liquid in the water tank is more convenient this moment.

Optionally: the extension pipe upper end is provided with a first matching groove with a side wall coinciding with the axis of the extension pipe, the first matching groove penetrates through one side of the extension pipe, the lower end of the air outlet pipe is provided with a second matching groove with a side wall coinciding with the axis of the air outlet pipe, the second matching groove penetrates through one side wall of the air outlet pipe, the vertical height of the first matching groove is equal to the length of the second matching groove along the axial direction, and the first matching groove is vertical and can be abutted to the vertical side wall of the second matching groove.

Through adopting above-mentioned technical scheme, utilize the cooperation in first matching groove and second matching groove to inject the extension pipe and the position of going out the tuber pipe, make extension pipe and play tuber pipe change and align to it is more convenient to make the connection of extension pipe and play tuber pipe.

Optionally: first matching groove lower wall sets up to first wedge, and the one end downward sloping of extension pipe axis is kept away from to first wedge, the extension pipe upper end sets up to the second wedge, the one end tilt up of extension pipe axis is kept away from to the second wedge, the upper wall of second matching groove sets up to the third wedge, the one end tilt up of air-out pipe axis is kept away from to the third wedge, the terminal surface sets up to the fourth wedge under the tuber pipe, the one end downward sloping of air-out pipe axis is kept away from to the fourth wedge, first wedge can with the fourth wedge butt, the second wedge can with third wedge butt, extension pipe and the position that goes out tuber pipe mutual contact all are provided with sealed the pad.

Through adopting above-mentioned technical scheme, utilize sealed the pad to reduce the clearance between extension pipe and the play tuber pipe, make extension pipe and play tuber pipe be difficult for leaking the air that contains the dust to operational environment in the use.

Optionally: the support body slides and is connected with the slip table that drives water tank and extension pipe and keep away from out the tuber pipe removal, the slip table upper end is provided with the holding tank, the water tank sets up in the holding tank.

Through adopting above-mentioned technical scheme, utilize the slip table to drive the water tank and keep away from the frame, the water tank takes off from the frame this moment to it is more convenient to make the change process of the liquid in the water tank.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the blowing mechanism is used for blowing air to the workpiece, so that dust attached to the surface of a product is more easily separated;

2. the air which is extracted from the housing and contains dust is introduced into the liquid of the water tank, then the large bubbles are scattered into small bubbles by utilizing the screen, the contact area of the bubbles and the liquid is increased, and the dust is easier to enter the liquid so as to separate the dust from the air.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic view illustrating a water tank dismounting structure according to an embodiment of the present application;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure, 1, a frame body; 11. an imprinting mechanism; 12. a slide plate; 13. a sliding table; 131. accommodating grooves; 2. an air draft mechanism; 21. an exhaust fan; 22. an air inlet pipe; 23. an air outlet pipe; 231. a second matching groove; 232. a third wedge face; 233. a fourth wedge-shaped surface; 24. a threaded sleeve; 3. a housing; 31. a fixed cover; 32. a movable plate; 33. opening and closing the air cylinder; 4. a blowing mechanism; 41. a mounting frame; 42. mounting a disc; 421. installing a pipe; 43. an air tap; 44. a blowing motor; 5. a drive mechanism; 51. a lead screw; 52. a drive motor; 6. a filtering mechanism; 61. a water tank; 62. screening a screen; 63. a filter motor; 64. an extension pipe; 641. a first matching groove; 642. a first wedge-shaped face; 643. a second wedge-shaped face; 65. and a gasket.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The application discloses laser engraving device, as shown in fig. 1, including support body 1, set up engraving mechanism 11 on support body 1, be used for absorbing the convulsions mechanism 2 of dust and cover and locate engraving mechanism 11's housing 3, engraving mechanism 11 is the laser imprinter, and it sets up in housing 3. The sensor used for detecting whether the product is intact is arranged in the housing 3, and when the sensor detects that the product is intact, the laser imprinter is used for imprinting marks on the product. The housing 3 comprises a fixed cover 31 with an opening at the lower end and an opening at one side and a movable plate 32 with an opening at the side of the fixed cover 31, the fixed cover 31 is fixed at the upper end of the frame body 1 by bolts, the movable plate 32 slides at the opening at the side of the fixed cover 31, an opening and closing cylinder 33 for pushing the movable plate 32 to move vertically is arranged at the upper end of the fixed cover 31, and a piston rod of the opening and closing cylinder 33 is fixed with the movable plate 32 by bolts. The dust generated by laser printing is protected by the cooperation of the fixed cover 31 and the movable plate 32. The air draft mechanism 2 comprises an air inlet pipe 22 arranged at the upper end of the fixed cover 31 and an air draft fan 21 used for extracting air, the air inlet pipe 22 is communicated with the inner cavity of the fixed cover 31, an air inlet of the air draft fan 21 is fixed and communicated with one end, far away from the fixed cover 31, of the air inlet pipe 22 through a bolt, and powder generated in the fixed cover 31 due to imprinting is sucked and collected through the air draft fan 21. 1 upper end of support body still is provided with and blows the levitate mechanism of blowing 4 of dust in housing 3, mechanism of blowing 4 is including setting up in the mounting bracket 41 of 1 upper end of support body, the mounting disc 42 and the circumference that connect in the mounting bracket 41 lower extreme set up in a plurality of air cock 43 of mounting disc 42 below, the gas outlet of air cock 43 all faces the work piece of treating processing, utilize air cock 43 to blow the work piece this moment, the adhesion floats to the air in housing 3 in the dust of work piece surface this moment, more easily be taken out from housing 3 by air-extracting mechanism 2 this moment, thereby further reduced the quantity of the dust of adhesion in the product surface that the seal was accomplished, make the seal process of product safer.

As shown in fig. 1, in order to make the engraved product have more positions to be blown by the blowing nozzle, a driving member is disposed at the upper end of the mounting frame 41 for driving the mounting plate 42 to rotate, and the driving member is a blowing motor 44 fixed at the upper end of the mounting frame 41 by using bolts. Mounting disc 42 is the cavity setting, and its upper end integrated into one piece has the installation pipe 421 of both ends opening setting, and installation pipe 421 wears to locate mounting bracket 41 and rotates with mounting bracket 41 to be connected, and installation pipe 421 lower extreme and mounting disc 42 inner chamber intercommunication set up in air cock 43 of mounting disc 42 below all with mounting disc 42 inner chamber intercommunication. The upper end of the installation pipe 421 is connected with a pipeline connected with the air compressor through a rotary joint, and the blowing motor 44 is connected with the installation pipe 421 through a belt, so that the installation pipe 421 is driven to rotate. In this case, more positions on the surface of the product can be blown during the rotation of the mounting plate 42, so that dust on the surface of the product can be removed more easily.

As shown in fig. 1, the upper end of the frame body 1 is further provided with a driving mechanism 5 for driving the blowing mechanism 4 to be far away from or close to the movable plate 32, the driving mechanism 5 includes a screw 51 rotatably connected to the frame body 1 and a driving motor 52 for driving the screw 51 to rotate, the screw 51 is inserted into the mounting frame 41 and is in threaded connection with the mounting frame 41, the driving motor 52 is fixed to the upper end of the frame body 1 by bolts, and an output shaft of the driving motor is coaxially fixed to the screw 51 through a coupling. The driving mechanism 5 is used for driving the blowing mechanism to move horizontally, so that different products can be processed, and the use of the engraving mechanism 11 cannot be influenced.

As shown in fig. 1, since the dust needs to be filtered out of the air after being extracted by the air extracting mechanism 2, the dust is prevented from being directly discharged into the air to cause secondary pollution. Therefore, the air outlet of the exhaust fan 21 is further provided with a filtering mechanism 6 for filtering dust, and the filtering mechanism 6 comprises a water tank 61 arranged on the frame body 1 and having an upper opening, a screen 62 rotating in the inner cavity of the water tank 61, and a filtering motor 63 driving the screen 62 to rotate. The inner cavity of the water tank 61 is cylindrical, an extension pipe 64 is fixed on the outer wall of the water tank 61 through bolts, the extension pipe 64 is communicated with the inner cavity of the water tank 61, and one end, far away from the water tank 61, of the extension pipe 64 is connected with the exhaust fan 21. The screen 62 is disposed in the inner cavity of the tank 61, which is immersed in the liquid in the tank 61, and the communication between the extension pipe 64 and the tank 61 is located below the screen 62. The frame body 1 is vertically slid to form a sliding plate 12, the filtering motor 63 is fixed on the sliding plate 12 through bolts, and the output shaft of the filtering motor 63 is fixed with the screen 62 through bolts. At this time, the gas with dust extracted from the housing 3 is introduced into the water tank 61 and forms bubbles with the liquid in the water tank 61, and the bubbles are broken by the screen 62 to increase the contact area between the bubbles and the liquid in the water tank 61, so that the powder in the bubbles can enter the liquid in the water tank 61 more easily, and the effect of filtering the dust in the air is better.

As shown in fig. 1, after the liquid in the water tank 61 contains part of dust, the liquid in the water tank 61 needs to be replaced, at this time, the water tank 61 needs to be taken out of the rack, and the extension pipe 64 needs to be detachably connected with the exhaust fan 21, so that the air outlet of the exhaust fan 21 is provided with the air outlet pipe 23 by using a bolt, one end of the air outlet pipe 23 far away from the air outlet machine is connected with the threaded sleeve 24 by a thread, one end of the threaded sleeve 24 far away from the air outlet pipe 23 is connected with one end of the extension pipe 64 far away from the water tank 61 by a thread, at this time, the air outlet pipe 23 is separated from the extension pipe 64 when the water tank 61 needs to be moved, and the extension pipe 64 is connected with the air outlet pipe 23 after the liquid is replaced.

As shown in fig. 2 and 3, in order to facilitate the connection process between the air outlet pipe 23 and the extension pipe 64, the extension pipe 64 and the air outlet pipe 23 are both hard pipes, one end of the extension pipe 64 away from the water tank 61 is provided with a first matching groove 641, a side wall of which is overlapped with an axis of the extension pipe 64, and the first matching groove 641 penetrates through one half of the cross section of the extension pipe 64. One end of the air outlet pipe 23 far away from the exhaust fan 21 is provided with a second matching groove 231 with a side wall coinciding with the axis of the air outlet pipe 23, the second matching groove 231 penetrates through one half of the cross section of the air outlet pipe 23, and the lengths of the first matching groove 641 and the second matching groove 231 in the axial direction are equal. When being connected extension pipe 64 and air-out pipe 23, the lateral wall that first matching groove 641 is on a parallel with the extension pipe 64 axis can be on a parallel with the lateral wall butt of air-out pipe 23 axis with second matching groove 231, utilizes the cooperation of first matching groove 641 and second matching groove 231, makes extension pipe 64 and air-out pipe 23 more easily align to it is more convenient to make the connection of extension pipe 64 and air-out pipe 23.

As shown in fig. 2 and 3, in order to make the connection between the extension pipe 64 and the outlet pipe 23 more compact, the lower wall of the first matching groove 641 is provided with a first wedge-shaped surface 642, one end of the first wedge-shaped surface 642 away from the axis of the extension pipe 64 is inclined downwards, the upper end of the extension pipe 64 is provided with a second wedge-shaped surface 643, and one end of the second wedge-shaped surface 643 away from the axis of the extension pipe 64 is inclined upwards. The upper wall of the second matching groove 231 is provided with a third wedge surface 232, one end of the third wedge surface 232, which is far away from the axis of the air outlet pipe 23, inclines upwards, the lower end surface of the air outlet pipe 23 is provided with a fourth wedge surface 233, and one end of the fourth wedge surface 233, which is far away from the axis of the air outlet pipe 23, inclines downwards. The first wedge-shaped surface 642, the second wedge-shaped surface 643, the third wedge-shaped surface 232, the fourth wedge-shaped surface 233, the first matching groove 641 and the second matching groove 231 are all provided with rubber gaskets 65, when the air outlet pipe 23 is connected with the extension pipe 64, the gaskets 65 of the first wedge-shaped surface 642 and the gaskets 65 of the fourth wedge-shaped surface 233 are abutted, the gaskets 65 of the second wedge-shaped surface 643 and the gaskets 65 of the third wedge-shaped surface 232 are abutted, at the moment, the gaskets 65 are abutted mutually, so that the gap between the extension pipe 64 and the air outlet pipe 23 is reduced, and dust is prevented from entering a working environment easily.

As shown in fig. 2, in order to make the process that water tank 61 takes out from the rack more convenient, frame body 1 slides and is connected with the slip table 13 that drives water tank 61 and extension pipe 64 and keep away from the play tuber pipe removal, holding tank 131 that is the rectangle is seted up to the upper end of slip table 13, the lower projection view of water tank 61 also is the rectangle with holding tank 131 complex, water tank 61 sets up in holding tank 131, take out water tank 61 through removing slip table 13 this moment, also utilize slip table 13 to restrict the position of water tank 61 and the distance of pushing into in frame body 1 simultaneously, make screen cloth 62 change get into in the water tank 61.

The implementation principle of the embodiment is as follows: the product is placed in the fixed cover 31, and then the movable plate 32 is moved down to close the side opening of the fixed cover 31. The laser marking machine processes the product, and the work of 4 mechanisms of blowing will be attached to and the product surface is blown away with dividing into after the processing is accomplished, and 2 mechanisms of induced draft will divide into and let in the water tank 61 through going out tuber pipe 23 and extension pipe 64 this moment, utilize screen cloth 62 to break up the area of contact that increases the liquid in bubble and the water tank 61 with big bubble this moment, make the dust change get into in the liquid, accomplish the filtration of the dust in the air.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A laser marking device is characterized in that: the dust-absorbing frame comprises a frame body (1), an engraving mechanism (11) arranged on the frame body (1), an air draft mechanism (2) used for absorbing dust and a cover shell (3) covering the engraving mechanism (11), wherein the cover shell (3) vertically moves along the frame body (1) and the lower end of the cover shell can be abutted against the upper end of the frame body (1), an air inlet of the air draft mechanism (2) is communicated with the inner cavity of the cover shell (3), and the engraving mechanism (11) is positioned in the inner cavity of the cover shell (3);

support body (1) upper end still is provided with blows the levitate mechanism of blowing (4) of dust in housing (3), mechanism of blowing (4) including setting up in mounting bracket (41) of support body (1) upper end, set up in mounting bracket (42) and the circumference of mounting bracket (41) lower extreme and set up in air cock (43) of mounting bracket (42) lower extreme, the gas outlet of air cock (43) all faces the work piece of treating processing.

2. A laser engraving device as claimed in claim 1, characterized in that: the mounting disc (42) is rotatably connected to the lower end of the mounting frame (41), the mounting frame (41) is connected with a driving piece for driving the mounting disc (42) to rotate, and the driving end of the driving piece is connected with the mounting disc (42).

3. A laser engraving device as claimed in claim 1, characterized in that: support body (1) upper end is provided with drive mounting bracket (41) horizontal migration's actuating mechanism (5), actuating mechanism (5) are including rotating lead screw (51) and drive lead screw (51) pivoted driving motor (52) of connecting in support body (1), mounting bracket (41) and both threaded connection are worn to locate in lead screw (51), mounting bracket (41) slides in support body (1) upper end.

4. A laser engraving device as claimed in claim 1, characterized in that: the cover casing (3) comprises a fixed cover (31) with an opening on one side and a movable plate (32) with an opening on the side face of the fixed cover (31), the fixed cover (31) is provided with an opening and closing cylinder (33) for driving the movable plate (32) to vertically move, and a piston rod of the opening and closing cylinder (33) is connected with the movable plate (32).

5. A laser engraving device as claimed in claim 1, characterized in that: the air outlet of air drafting mechanism (2) is provided with filtering mechanism (6), filtering mechanism (6) including set up in support body (1) and be water tank (61) that the upper shed set up, with screen cloth (62) and drive screen cloth (62) pivoted filter motor (63) of water tank (61) internal rotation, the lateral wall of screen cloth (62) and the inner wall laminating of water tank (61), water tank (61) outer wall connection has extension pipe (64) rather than the inner chamber intercommunication, extension pipe (64) and the air outlet intercommunication of air drafting mechanism (2), extension pipe (64) and the intercommunication position of water tank (61) are located the below of screen cloth (62).

6. A laser engraving device as claimed in claim 5, characterized in that: filter motor (63) and screen cloth (62) and all follow support body (1) vertical slip, the air outlet department of convulsions mechanism (2) is provided with out tuber pipe (23), it has connect thread bush (24) to go out tuber pipe (23) thread bush (24), the one end and extension pipe (64) thread bush (24) that go away from out tuber pipe (23) of thread bush (24) connect.

7. A laser engraving apparatus as claimed in claim 6, wherein: the utility model discloses a fan, including extension pipe (64), air-out pipe (23), first matching groove (641) of a lateral wall coincidence in its axis is seted up to extension pipe (64) upper end, one side of extension pipe (64) is run through in first matching groove (641), second matching groove (231) of a lateral wall coincidence in its axis is seted up to air-out pipe (23) lower extreme, a lateral wall of air-out pipe (23) is run through in second matching groove (231), the vertical height of first matching groove (641) equals the length that the axial was seted up along second matching groove (231) equals, first matching groove (641) are vertical lateral wall can be vertical lateral wall butt with second matching groove (231).

8. A laser engraving device as claimed in claim 7, characterized in that: the lower wall of the first matching groove (641) is provided with a first wedge-shaped surface (642), one end of the first wedge-shaped surface (642) far away from the axis of the extension pipe (64) is inclined downwards, the upper end of the extension pipe (64) is provided with a second wedge-shaped surface (643), one end of the second wedge-shaped surface (643) far away from the axis of the extension pipe (64) is inclined upwards, the upper wall of the second matching groove (231) is provided with a third wedge-shaped surface (232), one end of the third wedge-shaped surface (232) far away from the axis of the air outlet pipe is inclined upwards, the lower end surface of the air outlet pipe is provided with a fourth wedge-shaped surface (233), one end of the fourth wedge-shaped surface (233) far away from the axis of the air outlet pipe is inclined downwards, the first wedge surface (642) being capable of abutting against a fourth wedge surface (233), the second wedge surface (643) being capable of abutting against a third wedge surface (232), and sealing gaskets (65) are arranged at the positions where the extension pipe (64) and the air outlet pipe (23) are contacted with each other.

9. A laser engraving device as claimed in claim 5, characterized in that: support body (1) slides and is connected with slip table (13) that drive water tank (61) and extension pipe (64) keep away from out the play tuber pipe removal, slip table (13) upper end is provided with holding tank (131), water tank (61) set up in holding tank (131).