CN113579492A

CN113579492A - Long-acting laser marking machine

Info

Publication number: CN113579492A
Application number: CN202110876643.2A
Authority: CN
Inventors: 王�锋
Original assignee: Taizhou Yuxuan Photoelectric Technology Co ltd
Current assignee: Taizhou Yuxuan Photoelectric Technology Co ltd
Priority date: 2021-07-31
Filing date: 2021-07-31
Publication date: 2021-11-02

Abstract

The invention provides a long-acting laser marking machine which comprises a machine table, a workbench arranged on the machine table and used for placing a workpiece, and a laser marking device arranged on the machine table and used for processing the workpiece, wherein the laser marking device comprises a marking mechanical arm arranged on the machine table and a laser marking head arranged on the marking mechanical arm, the machine table is also provided with a dust pumping device, the dust pumping device comprises dust pumping units symmetrically distributed on two sides of the workbench, each dust pumping unit comprises a suction pump, a suction pipe connected to the air inlet of the suction pump, and a suction nozzle arranged on the end part of the suction pipe, and the air inlet of the suction nozzle faces one side of the workbench. When the laser marking head is used for processing the workpiece on the workbench, the air suction pump is started. The suction pump is used for pumping away smoke dust generated in the marking process through the suction pipe and the suction nozzle, so that the blocking of the smoke dust on laser beams is reduced, and the working efficiency of the laser marking machine is improved.

Description

Long-acting laser marking machine

Technical Field

The invention relates to a laser marking machine, in particular to a long-acting laser marking machine.

Background

At present, chinese patent publication No. CN106218226A discloses a laser marking machine, which includes a machine table, an automatic focusing scanner, a machine box and an industrial control system. The automatic focusing scanning system comprises a bottom mounting plate, a lead screw driven to rotate by a motor, a guide rail arranged in parallel with the lead screw, a sliding block arranged on the guide rail and capable of moving up and down, a lifting base fixedly connected with the sliding block and driven to move up and down by the lead screw, a focusing scanning support arranged on the lifting base, and a focusing scanning assembly arranged at the top of the focusing scanning support. The machine table is provided with a workbench which is positioned below the focusing scanning assembly.

During the use, reciprocate through lead screw drive lift base for adjust the level of focusing scanning subassembly and the focus of optical lens group, obtain required laser, thereby can process out different effects through laser.

However, when the focus scan assembly is used to process a workpiece, smoke is generated. The generated smoke can block the laser beam emitted by the focusing scanning component, and the working efficiency of the laser marking machine is influenced.

Disclosure of Invention

In view of the above, the present invention is to provide a long-acting laser marking machine, which has the advantage that the generated smoke does not easily affect the working efficiency of the laser marking machine.

In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a long-term laser marking machine, includes the board, sets up workstation, the laser marking device that sets up the board and be used for placing the work piece on the board and be used for processing the work piece, laser marking device is including setting up marking mechanical hand, setting on the board are in marking the last laser marking head of marking mechanical hand, still be provided with the dust extraction device on the board, the dust extraction device includes the symmetric distribution and is in the dust extraction unit of workstation both sides, the dust extraction unit includes the aspiration pump, connects aspiration tube, the setting of aspiration pump air inlet department are in the air extraction mouth on the tip of air extraction tube, the air inlet orientation of air extraction mouth workstation one side.

Through above-mentioned technical scheme, when using laser marking head to handle the work piece on the workstation, open the aspiration pump. The suction pump is used for pumping away smoke dust generated in the marking process through the suction pipe and the suction nozzle, so that the blocking of the smoke dust on laser beams is reduced, and the working efficiency of the laser marking machine is improved.

Preferably, the air suction nozzle is rotatably connected to the machine table, a first driving mechanism is arranged on the machine table, and the first driving mechanism is used for driving the air suction nozzle to rotate back and forth.

Through the technical scheme, during use, the air exhaust nozzle is controlled to rotate back and forth through the driving mechanism, so that generated smoke can be fully extracted, the obstruction of the smoke to a laser beam is reduced, and the working efficiency of the laser marking machine is improved.

Preferably, the first driving mechanism comprises a first driving motor and a first reduction gearbox, an input shaft of the first reduction gearbox is connected with an output shaft of the first driving motor, and an output shaft of the first reduction gearbox is connected with a rotating shaft of the suction nozzle.

Through the technical scheme, the first driving motor is used for driving the air suction nozzle to rotate through the first reduction gearbox. The rotation direction of an output shaft of the driving motor is periodically changed to realize the back-and-forth rotation of the air suction nozzle.

Preferably, the laser marking head is provided with a blowing device, the blowing device comprises blowing units symmetrically arranged on two sides of the laser marking head, and the blowing units are used for blowing air to one side of the workbench.

Through above-mentioned technical scheme, during the use, blow to workstation one side through gas blowing device for the smoke and dust is difficult for drifting towards laser marking head one side, can reduce the hindrance of smoke and dust to the laser beam on the one hand, promotes laser marking machine's work efficiency, and on the other hand can also avoid the smoke and dust granule to adhere to on laser marking head, makes the produced laser beam of laser marking head difficult to be hindered by the smoke and dust granule.

Preferably, the blowing unit comprises a blowing pump, a blowing pipe arranged at the air outlet of the blowing pump, and a blowing nozzle arranged at the end of the blowing pipe, wherein the blowing nozzle is arranged at the side wall of the laser marking head, and the blowing nozzle inclines to one side of the workbench.

Through above-mentioned technical scheme, during the use, the pump of blowing blows to workstation one side through gas blow pipe and blowing nozzle for prevent that the smoke and dust from wafting to laser marking head one side.

Preferably, the blowing nozzle is hinged to the laser marking head, a second driving mechanism is arranged on the laser marking head and used for driving an air outlet of the blowing nozzle to be close to or far away from the laser marking head.

Through the technical scheme, when the air outlet of the second driving blowing nozzle of the driving mechanism faces the laser marking head, the air sprayed from the blowing nozzle can clean dust and smoke attached to the laser marking head, so that a laser beam generated by the laser marking machine is not easily blocked by smoke particles.

Preferably, the driving mechanism II comprises a driving motor II and a reduction gearbox II, an input shaft of the reduction gearbox II is connected with an output shaft of the driving motor II, and an output shaft of the reduction gearbox II is connected with a hinged shaft of the blowing nozzle.

Through the technical scheme, the driving motor II drives the blowing nozzle to rotate through the reduction gearbox II. The rotation direction of the output shaft of the driving motor II is periodically changed to realize the circular reciprocating rotation of the blowing nozzle.

Preferably, be provided with cooling device on the board, cooling device includes symmetric distribution in the cooling unit of workstation both sides, cooling device includes cooling plate, inlet tube and outlet pipe, the inside of cooling plate is provided with the cooling runner, the inlet tube sets up the lateral wall department of cooling plate, and with the water inlet of cooling runner is connected, the outlet pipe sets up the lateral wall department of cooling plate, and with the delivery port of cooling runner is connected.

Through above-mentioned technical scheme, during the use, have the inlet tube to pour into the cooling runner through instrument such as water pump with the cooling water, later the cooling water flows along the cooling runner under the pressure effect, and the cooling water in the final cooling runner can be discharged to the external world via the outlet pipe. When the cooling water flows in the cooling flow passage, the surrounding air can be cooled, and the smoke can be prevented from floating upwards to a great extent.

Preferably, the top surface department of board has seted up the groove of sliding, just the groove of sliding is vertical setting, the cooling plate slides and connects the inslot portion that slides, be provided with actuating mechanism three on the board, actuating mechanism three is used for the drive the cooling plate slides from top to bottom.

Through above-mentioned technical scheme, when needs use this laser marking machine to handle the work piece, move upwards through three drive cooling plate of actuating mechanism, so the cooling plate can cool off wider air to prevent the smoke and dust upwards to flutter to a great extent. When the workpiece which is processed is required to be taken down, the cooling plate is driven to move downwards through the driving mechanism, so that the obstruction of the cooling plate to the workpiece taking-out process can be avoided to a great extent.

Preferably, the board has seted up the chamber of sliding, the chamber of sliding with the bottom intercommunication in groove of sliding, the width of the chamber of sliding is greater than the width in groove of sliding, actuating mechanism three is including sliding plate and connecting hole, sliding plate slides and connects in the chamber of sliding, just sliding plate fixed connection in the bottom of cooling plate, the connecting hole is seted up in the board, the one end of connecting hole is run through the top surface of board and with blowing nozzle is relative from top to bottom, the other end of connecting hole communicate in the bottom of chamber of sliding.

Through the technical scheme, when the air blowing device is used for blowing air to one side of the workbench, the air pressurized by the air blowing device can enter the sliding chamber through the connecting hole. The atmospheric pressure in the chamber that slides increases because of the continuous entering of air for through the board jack-up that slides with the cooling plate, make the cooling plate can cool off wider air, so can prevent the smoke and dust to float upwards to a great extent. When the machined workpiece needs to be taken out, the air blowing device is closed, and the cooling plate and the sliding plate slide downwards under the action of self weight. Finally the cooling plate is received in the glide groove and the glide plate is received in the glide chamber. The cooling plate is not easy to obstruct the taking-out process of the workpiece.

Drawings

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

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

fig. 3 is an enlarged view of a portion B of fig. 1.

Reference numerals: 1. a machine platform; 2. a work table; 3. a laser marking device; 31. marking manipulators; 32. marking a head by laser; 4. a dust extraction device; 41. a dust extraction unit; 411. an air pump; 412. an air exhaust pipe; 413. a suction nozzle; 5. a first driving mechanism; 51. driving a motor I; 52. a first reduction gearbox; 6. a blowing device; 61. a blowing unit; 611. an air blower; 612. an air blowing pipe; 613. a blowing nozzle; 7. a second driving mechanism; 71. a second driving motor; 72. a second reduction gearbox; 8. a cooling device; 81. a cooling unit; 811. a cooling plate; 812. a water inlet pipe; 813. a water outlet pipe; 9. a cooling flow channel; 10. a sliding groove; 11. a driving mechanism III; 111. a slide plate; 112. connecting holes; 12. and a sliding chamber.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in order to make the technical solution of the present invention easier to understand and understand.

A long-acting laser marking machine is shown in figure 1 and comprises a machine table 1, a workbench 2 arranged on the machine table 1 and a laser marking device 3 arranged on the machine table 1. When the laser marking device is used, a workpiece to be processed is placed on the workbench 2, and marking processing is carried out on the workpiece to be processed through the laser marking device 3.

As shown in fig. 1 to 3, the laser marking device 3 includes a marking robot 31 fixed on the top surface of the machine table 1, and a laser marking head 32 provided on the marking robot 31. The marking robot 31 can drive the laser marking head 32 to move in multiple directions to complete the marking operation. The laser marking head 32 may generate a laser beam for marking a workpiece to be processed.

The top surface department of board 1 is provided with takes out dirt device 4, takes out dirt device 4 and is used for taking out away the produced smoke and dust of marking in-process for the laser that laser marking head 32 produced is difficult to be influenced by the smoke and dust, makes this laser marking machine can have higher work efficiency.

The dust extraction device 4 comprises dust extraction units 41 which are symmetrically arranged on two sides of the workbench 2, and the two groups of dust extraction units 41 can extract the dust generated in the marking process more thoroughly under the combined action.

The dust extraction unit 41 includes an air extraction pump 411 disposed at a side of the machine platform 1, an air extraction pipe 412 disposed at an air inlet of the air extraction pump 411, and an air extraction nozzle 413 disposed at an end of the air extraction pipe 412. In this embodiment, the air exhaust tube 412 is a plastic hose, which can be bent at will. The air suction nozzle 413 is rotatably connected to the top surface of the machine table 1, and the rotation axis of the air suction nozzle 413 is vertically arranged. The suction nozzle 413 has an air inlet facing the table 2. A driving mechanism one 5 is arranged between the air exhaust nozzle 413 and the machine platform 1, and the driving mechanism one 5 is used for driving the air exhaust nozzle 413 to rotate back and forth. The first driving mechanism 5 comprises a first driving motor 51 and a first reduction box 52. The first driving motor 51 is fixedly arranged at the top of the machine table 1. The input shaft of the first reduction gearbox 52 is connected with the output shaft of the first driving motor 51 through a coupler, and the output shaft of the first reduction gearbox 52 is connected with the rotating shaft of the air suction nozzle 413 through a coupler.

The top surface of the machine platform 1 is provided with a cooling device 8, and the cooling device 8 is used for cooling the surrounding air, so that the hot air mixed with the smoke dust is prevented from flowing upwards.

The cooling device 8 comprises cooling units 81 symmetrically arranged on two sides of the workbench 2, and the two groups of cooling units 81 can cool air in a larger range under the combined action, so that hot air mixed with smoke dust can be effectively prevented from flowing upwards.

The top surface of the machine 1 is provided with a sliding groove 10 opposite to the cooling unit 81, and the sliding groove 10 extends along the vertical downward direction. The bottom of the sliding groove 10 is provided with a sliding chamber 12, and the width of the sliding groove 10 is smaller than that of the sliding chamber 12. The cooling unit 81 includes a cooling plate 811, a water inlet pipe 812, and a water outlet pipe 813. The cooling plate 811 is disposed inside the sliding groove 10, and the cooling plate 811 is slidable up and down along the depth direction of the sliding groove 10. The cooling plate 811 is provided with a cooling flow path 9 bent inside. The inlet pipe 812 is provided at the top of one side of the cooling plate 811, and the inlet pipe 812 communicates with the inlet of the cooling flow passage 9. The water outlet pipe 813 is arranged at the top of the other side of the cooling plate 811, and the water outlet pipe 813 is communicated with the water outlet of the cooling flow channel 9.

A third driving mechanism 11 is disposed at a position of the machine platform 1 opposite to the cooling unit 81, and the third driving mechanism 11 is used for driving the cooling plate 811 to slide up and down in the sliding groove 10. The driving mechanism includes a slide plate 111 and a connection hole 112. The sliding plate 111 is connected in the sliding chamber 12 in a sliding manner, and the top of the sliding plate 111 is fixedly connected with the bottom of the cooling plate 811. The connecting holes 112 are provided in a plurality, and the connecting holes 112 are uniformly distributed along the edge of the sliding chamber 12. One end of the connection hole 112 penetrates the top surface of the machine 1, and the other end of the connection hole 112 is communicated with the bottom of the sliding chamber 12. When the pressurized air enters the inside of the slip chamber 12 through the connection hole 112, the pressurized air may jack up the cooling plate 811 through the slip plate 111.

The laser marking head 32 is provided with a blowing device 6, and the blowing unit 61 is used for blowing air to one side of the workbench 2, so that smoke generated in the marking process is not easy to influence laser beams.

The air blowing device 6 includes air blowing units 61 symmetrically disposed at both sides of the laser marking head 32. The two groups of blowing units 61 can effectively blow away smoke dust generated in the marking process under the combined action, and therefore the laser marking machine can be guaranteed to have high working efficiency.

The air blowing unit 61 includes an air blowing pump 611 disposed at a side of the machine 1, an air blowing pipe 612 disposed at an air outlet of the air blowing pump 611, and an air blowing nozzle 613 disposed at an end of the air blowing pipe 612. In this embodiment, the blowing pipe 612 is a plastic hose, and can be bent at will. The blowing nozzle 613 is hinged to the side wall of the laser marking head 32, and the hinge shaft of the blowing nozzle 613 is horizontally arranged. A second driving mechanism 7 is disposed between the blowing nozzle 613 and the laser marking head 32, and the second driving mechanism 7 is used for driving the air outlet of the blowing nozzle 613 to be close to or far from the laser marking head 32. When the air outlet of the blowing nozzle 613 is directed toward the laser marking head 32, the laser marking head 32 can be cleaned by air blown through the blowing nozzle 613. When the air outlet of the blowing nozzle 613 is directed toward the work table 2, the air blown out through the blowing nozzle 613 can blow off the smoke. The second driving mechanism 7 comprises a second driving motor 71 and a second reduction box 72. The second driving motor 71 is fixedly arranged at the side wall of the laser marking head 32. An input shaft of the second reduction gearbox 72 is connected with an output shaft of the second driving motor 71 through a coupler, and an output shaft of the second reduction gearbox 72 is connected with a hinged shaft of the blowing nozzle 613 through a coupler.

The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.

Claims

1. The utility model provides a long-term laser marking machine, includes board (1), sets up workstation (2) that are used for placing the work piece on board (1), sets up laser marking device (3) that are used for processing the work piece on board (1), laser marking device (3) are including setting up marking manipulator (31) on board (1), setting are in marking laser marking head (32) on manipulator (31), characterized by: still be provided with on board (1) and take out dirt device (4), it is in to take out dirt device (4) including the symmetric distribution the dust extraction unit (41) of workstation (2) both sides, it includes aspiration pump (411), connects to take out dirt unit (41) aspiration tube (412), the setting of aspiration pump (411) air inlet department are in suction nozzle (413) on aspiration tube (412) tip, the air inlet orientation of suction nozzle (413) workstation (2) one side.

2. The long-acting laser marking machine according to claim 1, characterized in that: the air suction nozzle (413) is rotatably connected to the machine table (1), a first driving mechanism (5) is arranged on the machine table (1), and the first driving mechanism (5) is used for driving the air suction nozzle (413) to rotate back and forth.

3. The long-acting laser marking machine according to claim 2, characterized in that: the driving mechanism I (5) comprises a driving motor I (51) and a reduction gearbox I (52), an input shaft of the reduction gearbox I (52) is connected with an output shaft of the driving motor I (51), and an output shaft of the reduction gearbox I (52) is connected with a rotating shaft of the suction nozzle (413).

4. The long-acting laser marking machine according to claim 1, characterized in that: the laser marking head (32) is provided with a blowing device (6), the blowing device (6) comprises blowing units (61) which are symmetrically arranged on two sides of the laser marking head (32), and the blowing units (61) are used for blowing air to one side of the workbench (2).

5. The long-acting laser marking machine according to claim 4, characterized in that: the blowing unit (61) comprises a blowing pump (611), a blowing pipe (612) arranged at the air outlet of the blowing pump (611), and a blowing nozzle (613) arranged at the end part of the blowing pipe (612), wherein the blowing nozzle (613) is arranged at the side wall of the laser marking head (32), and the blowing nozzle (613) inclines to one side of the workbench (2).

6. The long-acting laser marking machine of claim 5, wherein: the blowing nozzle (613) is hinged to the laser marking head (32), a second driving mechanism (7) is arranged on the laser marking head (32), and the second driving mechanism (7) is used for driving an air outlet of the blowing nozzle (613) to be close to or far away from the laser marking head (32).

7. The long-acting laser marking machine of claim 6, wherein: the second driving mechanism (7) comprises a second driving motor (71) and a second reduction gearbox (72), an input shaft of the second reduction gearbox (72) is connected with an output shaft of the second driving motor (71), and an output shaft of the second reduction gearbox (72) is connected with a hinged shaft of the blowing nozzle (613).

8. The long-acting laser marking machine of claim 5, wherein: be provided with cooling device (8) on board (1), cooling device (8) including symmetric distribution in cooling unit (81) of workstation (2) both sides, cooling device (8) are including cooling plate (811), inlet tube (812) and outlet pipe (813), the inside of cooling plate (811) is provided with cooling runner (9), inlet tube (812) set up the lateral wall department of cooling plate (811), and with the water inlet of cooling runner (9) is connected, outlet pipe (813) set up the lateral wall department of cooling plate (811), and with the delivery port of cooling runner (9) is connected.

9. The long-acting laser marking machine of claim 8, wherein: the top surface department of board (1) has seted up groove (10) that slides, just it is vertical setting to slide groove (10), cooling plate (811) slide and connect inside groove (10) slides, be provided with actuating mechanism three (11) on board (1), actuating mechanism three (11) are used for driving cooling plate (811) slides from top to bottom.

10. The long-acting laser marking machine of claim 9, wherein: the utility model discloses a machine, including board (1), driving mechanism three (11), drive mechanism three, sliding plate (111) and connecting hole (112), the width of board (1) has seted up sliding chamber (12), sliding chamber (12) with the bottom intercommunication in groove (10) slides, sliding chamber's (12) width is greater than the width in groove (10) slides, driving mechanism three (11) are including sliding plate (111) and connecting hole (112), sliding plate (111) slide and connect in sliding chamber (12), just sliding plate (111) fixed connection in the bottom of cooling plate (811), connecting hole (112) are seted up in board (1), the one end of connecting hole (112) is run through the top surface of board (1) and with blowing mouth (613) are relative from top to bottom, the other end of connecting hole (112) communicate in the bottom of sliding chamber (12).