CN215747092U

CN215747092U - Dust extraction device and laser processing equipment

Info

Publication number: CN215747092U
Application number: CN202120519952.XU
Authority: CN
Inventors: 陈志鹏; 陈桂顺; 陈国栋; 吕洪杰
Original assignee: Shenzhen Hans CNC Technology Co Ltd
Current assignee: Shenzhen Hans CNC Technology Co Ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2022-02-08
Anticipated expiration: 2031-03-11

Abstract

The embodiment of the utility model discloses a dust extraction device and laser processing equipment, wherein the dust extraction device comprises: the device comprises a frame, a displacement mechanism and a dust pumping mechanism; the displacement mechanism comprises a supporting piece and a driving piece, the driving piece is connected with the rack and used for driving the supporting piece to move relative to the rack, and the supporting piece is used for fixing the laser device; the dust pumping mechanism is connected with the support piece and used for sucking dust, the dust pumping mechanism and the laser device are connected with the support piece, the driving piece can drive the support piece to move relative to the rack so as to drive the dust pumping mechanism and the laser device to synchronously move relative to the rack, the dust pumping position of the dust pumping mechanism can be adjusted according to the processing position of the laser device, and then the controllable adjustment of the positions of the dust pumping mechanism and a workpiece is ensured, so that the dust pumping mechanism can be close to the workpiece to improve the dust pumping effect. The dust extraction device is applied to the laser processing equipment, and the dust extraction mechanism can be close to a workpiece to improve the dust extraction effect, so that the pollution of smoke dust to a light path is avoided, and the laser processing quality is improved.

Description

Dust extraction device and laser processing equipment

Technical Field

The utility model relates to the technical field of laser processing, in particular to a dust extraction device and laser processing equipment.

Background

The dust extraction device is a device for removing smoke dust generated by laser processing. Traditional dust extraction device is fixed mounting in the frame usually, and the dust extraction device is great with the mesa distance of placing the work piece, in order to satisfy the processing demand of different thickness size work pieces, will lead to the in-process of laser beam machining work piece, according to work piece thickness size's difference, the distance of dust extraction device and work piece also is different, under the general condition, the in-process of processing thinner work, will influence the dust extraction effect because of the too far distance of dust extraction device and work piece, lead to smoke and dust pollution light path, influence laser beam machining precision, need improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dust extraction device and laser processing equipment, and aims to solve the problems that the distance between the conventional dust extraction device and a workpiece is too far, so that the dust extraction effect is influenced, smoke pollutes a light path, and the laser processing precision is influenced.

In a first aspect, the present invention provides a dust extraction apparatus comprising:

a frame;

the displacement mechanism comprises a supporting piece and a driving piece, the driving piece is connected with the rack and is used for driving the supporting piece to move relative to the rack, and the supporting piece is used for fixing the laser device; and

and the dust pumping mechanism is connected with the supporting piece and is used for absorbing dust.

In one embodiment, the dust pumping mechanism comprises a dust pumping assembly and an adjusting assembly, wherein the dust pumping assembly is connected with the adjusting assembly and used for sucking dust, and the adjusting assembly is connected with the supporting member and used for adjusting the distance between the dust pumping assembly and the supporting member.

In one embodiment, the adjusting assembly comprises an adjusting column and an adjusting piece, one end of the adjusting column is fixedly connected with one of the supporting piece and the dust extraction assembly, and the other end of the adjusting column is detachably connected with the other of the supporting piece and the dust extraction assembly through the adjusting piece.

In one of them embodiment, the adjustment subassembly still includes the engaging lug, the engaging lug with take out the dirt subassembly and be connected, adjust the post and run through the engaging lug, the regulating part is provided with two, and is located respectively the both sides of engaging lug, two regulating part adjustable is fixed adjust on the post, and with the engaging lug butt, with adjust the post with the connection can be dismantled to the engaging lug.

In one embodiment, a workbench is placed on the machine frame, the workbench is used for placing a workpiece, and the displacement mechanism can adjust the distance between the dust extraction mechanism and the laser device relative to the workbench.

In one of them embodiment, take out the dirt subassembly including take out the dirt cover with take out the dirt pipeline of taking out that the dirt cover communicates, take out and be provided with on the dirt cover and dodge the groove, dodge the groove and be used for dodging the laser beam that laser device sent, so that the laser beam can process place on the workstation the work piece.

In one embodiment, the frame includes a support platform, a support frame, and a cross beam, the cross beam is fixed on the support platform through the support frame, and the driving member is disposed on the cross beam.

In one embodiment, the stage is a vacuum chuck.

In a second aspect, the utility model further provides laser processing equipment, which includes a laser device and the dust extraction device of any of the above embodiments, the laser device is fixed on the support member, two laser devices are provided and are arranged on the rack at intervals, and two displacement mechanisms and two dust extraction mechanisms are provided and are arranged in one-to-one correspondence with the laser devices.

In one embodiment, the laser device includes a vibrating mirror and a focusing mirror, the supporting member is a box and is configured to receive the vibrating mirror, and the focusing mirror is connected to the box.

The embodiment of the utility model has the following beneficial effects:

by adopting the dust extraction device, the dust extraction mechanism and the laser device are connected with the support piece, the driving piece can drive the support piece to move relative to the frame so as to drive the dust extraction mechanism and the laser device to move synchronously relative to the frame, the dust extraction position of the dust extraction mechanism can be adjusted according to the processing position of the laser device, and the controllable adjustment of the positions of the dust extraction mechanism and a workpiece is further ensured, so that the dust extraction mechanism can be close to the workpiece to improve the dust extraction effect.

The dust extraction device is applied to laser processing equipment, the dust extraction mechanism and the laser device synchronously move relative to the frame, the dust extraction position of the dust extraction mechanism can be adjusted according to the processing position of the laser device, and then controllable adjustment of the dust extraction mechanism and the position of a workpiece is guaranteed, so that the dust extraction mechanism can be close to the workpiece to improve the dust extraction effect, and further pollution of smoke dust to a light path is avoided, and the laser processing quality is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Wherein:

fig. 1 is a schematic view of a laser processing apparatus in one embodiment.

Fig. 2 is a schematic view of a dust suction mechanism and a support member in the laser processing apparatus shown in fig. 1.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

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 and 2, an embodiment of a dust extraction device is mainly used for removing smoke generated by laser processing, and the specific structure thereof includes: the laser device comprises a machine frame 100, a displacement mechanism 200 and a dust extraction mechanism 400, wherein the displacement mechanism 200 comprises a supporting piece 210 and a driving piece, the driving piece is connected with the machine frame 100 and is used for driving the supporting piece 210 to move relative to the machine frame 100, and the supporting piece 210 is used for fixing the laser device; the dust pumping mechanism 400 is connected with the support member 210 and used for sucking dust, the dust pumping mechanism 400 and the laser device are connected with the support member 210, the driving member can drive the support member 210 to move relative to the rack 100 so as to drive the dust pumping mechanism 400 and the laser device to synchronously move relative to the rack 100, the dust pumping position of the dust pumping mechanism 400 can be adjusted according to the processing position of the laser device, and therefore the controllable adjustment of the positions of the dust pumping mechanism 400 and a workpiece is ensured, and the dust pumping mechanism 400 can be close to the workpiece so as to improve the dust pumping effect.

It can be understood that the laser processing focal length of the laser device is consistent with the distance of the workpiece, the dust exhaust mechanism 400 and the laser device are fixed on the displacement mechanism 200 together, the dust exhaust mechanism 400 and the laser device move synchronously, the size of the dust exhaust mechanism 400 from the workpiece can be guaranteed to be relatively consistent, the consistency of the dust exhaust distance of the dust exhaust mechanism 400 is guaranteed under the condition that the laser processing has higher consistency, and then the dust exhaust mechanism 400 can be attached to the workpiece as far as possible, so that the dust exhaust effect of the laser processing is improved.

In one embodiment, the dust exhaust mechanism 400 includes a dust exhaust assembly 410 and an adjustment assembly 420, the dust exhaust assembly 410 is connected to the adjustment assembly 420 and is used for absorbing dust, the adjustment assembly 420 is connected to the support 210 and is used for adjusting the distance between the dust exhaust assembly 410 and the support 210, the distance between the dust exhaust assembly 410 and the support 210 can be adjusted by the adjustment assembly 420, and further, the distance between the dust exhaust assembly 410 and the workpiece can be changed, and the distance between the dust exhaust assembly 410 and the workpiece can be further adjusted.

It can be understood that the closer the dust extraction assembly 410 is to the workpiece, the better the dust extraction effect is, and the further adjustment of the position of the dust extraction assembly 410 by the adjustment assembly 420 can make the dust extraction assembly 410 closer to the workpiece, so as to further improve the dust extraction effect of the dust extraction assembly 410.

In one embodiment, the adjusting assembly 420 includes an adjusting column 421 and an adjusting member 422, one end of the adjusting column 421 is fixedly connected to one of the supporting member 210 and the dust exhaust assembly 410, and the other end of the adjusting column 421 is detachably connected to the other of the supporting member 210 and the dust exhaust assembly 410 through the adjusting member 422.

The distance between the dust extraction assembly 410 and the support member 210 can be adjusted by adjusting the removable connection of the post 421 to one of the support member 210 and the dust extraction assembly 410.

In this embodiment, the distance between the dust pumping assembly 410 and the support 210 can be adjusted by various embodiments.

In a preferred embodiment, please refer to fig. 3, the adjusting assembly 420 further includes a connecting lug 423, the connecting lug 423 is connected to the dust exhaust assembly 410, the adjusting post 421 penetrates the connecting lug 423, two adjusting members 422 are disposed and located at two sides of the connecting lug 423, respectively, the two adjusting members 422 are adjustably fixed on the adjusting post 421 and abut against the connecting lug 423, so as to detachably connect the adjusting post 421 and the connecting lug 423, and adjust the position of the dust exhaust assembly 410 relative to the supporting member 210.

In this embodiment, the adjusting post 421 is provided with an external thread, the adjusting members 422 are provided with two, and the adjusting members 422 are nuts, the two adjusting members 422 can be locked on the adjusting post 421 through a threaded connection, so as to fix the positions of the adjusting post 421 and the connecting lug 423, the two adjusting members 422 can be loosened, so as to adjust the positions of the two adjusting members 422 on the adjusting post 421, so as to adjust the distance between the dust pumping assembly 410 and the supporting member 210, and the connecting and fixing of the adjusting post 421 relative to the connecting lug 423 can be realized through the relative locking of the two adjusting members 422.

In another embodiment, the adjusting member 422 is a locking structure and is disposed on the dust pumping assembly 410, and the adjusting member 422 is adjustably locked on the adjusting post 421 to adjust the distance between the dust pumping assembly 410 and the supporting member 210.

In this embodiment, the adjustment member 422 includes a clamping portion and a locking portion, wherein clockwise twisting of the locking portion causes the clamping portion to elastically clamp the adjustment post 421, and counterclockwise twisting of the locking portion causes the clamping portion to release the adjustment post 421 so that the adjustment post 421 can move relative to the clamping portion.

In an embodiment, a worktable 500 is disposed on the frame 100, the worktable 500 is used for disposing a workpiece, the displacement mechanism 200 can adjust the distance between the dust exhaust mechanism 400 and the laser device relative to the worktable 500, the worktable 500 is fixed relative to the frame 100, and the workpiece can be stably disposed through the worktable 500 to ensure the stability of laser processing.

Further, the work table 500 is a vacuum chuck, and the work piece can be placed on the work table 500 without damage by the negative pressure.

Specifically, the equipartition has the absorption hole on this workstation 500, and the work piece is placed on workstation 500 to with the laminating in absorption hole, the air of absorption hole position is taken away to the vacuum pumping system, so that the atmospheric pressure of absorption hole position reduces, and at this moment, this work piece can be pressed on workstation 500 by outside atmospheric pressure, in order to realize the fixed of work piece on workstation 500.

Of course, in other embodiments, the work table 500 may be omitted and the workpiece may be directly placed on the placement surface of the rack 100.

It is understood that the working table 500 is disposed to change the distance between the workpiece and the dust exhaust mechanism 400 and the laser device, and the distance between the dust exhaust mechanism 400 and the workpiece can be adjusted by the displacement mechanism 200 and the adjustment assembly 420 to ensure the dust exhaust effect.

In an embodiment, the dust exhaust assembly 410 includes a dust exhaust cover 411 and a dust exhaust pipeline 412 communicated with the dust exhaust cover 411, an avoiding groove 4111 is disposed on the dust exhaust cover 411, and the avoiding groove 4111 is used for avoiding a laser beam emitted by a laser device, so that the laser beam can process a workpiece placed on the worktable 500, so as to implement laser processing on the workpiece.

Through dodging the setting of groove 4111, can cause the dust extraction cover 411 to surround the work piece setting at least partially to further improve the dust extraction effect of taking out dirt subassembly 410 to work piece position smoke and dust, when this dust extraction cover 411 surrounds this work piece setting completely, take out the dust extraction effect of dirt cover 411 to work piece position smoke and dust better, when this dust extraction cover 411 partially surrounds this work piece setting, also can carry out better elimination with the smoke and dust of work piece position.

Specifically, the dust exhaust assembly 410 further includes a dust exhaust fan disposed on the dust exhaust pipe 412 and configured to exhaust the smoke near the dust exhaust cover 411 through the dust exhaust pipe 412.

Preferably, should dodge groove 4111 and be square groove or circular recess, should dodge groove 4111 and be square groove, do benefit to and dodge groove 4111 and take out the processing of seting up on dirt cover 411, when should dodge groove 4111 and be circular recess, can set up the size of dodging groove 4111 as little as possible to increase the dust extraction area of dust extraction cover 411, in order to improve the dust extraction effect of taking out dirt subassembly 410.

Of course, in other embodiments, the avoiding groove 4111 may also be omitted, that is, the dust hood 411 is disposed at a side of the workpiece, so as to achieve the purpose of extracting dust from the smoke at the workpiece position.

In one embodiment, the rack 100 includes a support table 110, a support frame 120, and a beam 130, wherein the beam 130 is fixed on the support table 110 through the support frame 120, and a driving member is disposed on the beam 130 to realize the configuration of the rack 100.

Specifically, the worktable 500 is placed on the supporting table 110, or the worktable 500 is suspended above the supporting table 110 by the supporting frame 120.

Referring to fig. 1 to 3, an embodiment of a laser processing apparatus includes a laser device and a dust extraction device according to any of the embodiments, the laser device is fixed on the support member 210, the dust extraction mechanism 400 and the laser device move synchronously with respect to the machine frame 100, and a dust extraction position of the dust extraction mechanism 400 can be adjusted according to a processing position of the laser device, so as to ensure controllable adjustment of the dust extraction mechanism 400 and a workpiece position, so that the dust extraction mechanism 400 can be close to the workpiece to improve a dust extraction effect, thereby preventing the dust from polluting a light path, and improving laser processing quality.

Further, two laser devices are arranged on the frame 100 at intervals, two displacement mechanisms 200 and two dust extraction mechanisms 400 are respectively arranged and are arranged in one-to-one correspondence with the laser devices, and two sets of laser devices are arranged in one laser processing device, so that two workpieces can be simultaneously subjected to laser processing, and double laser processing efficiency can be provided.

When the thickness of the workpiece is changed or the distance from the workpiece to the dust exhaust assembly 410 is changed due to the change of the worktable 500, the position of the dust exhaust assembly 410 relative to the workpiece can be adjusted by the displacement mechanism 200 and the adjustment assembly 420 to ensure that the distance between the dust exhaust assembly 410 and the workpiece is as small as possible, thereby ensuring the dust exhaust effect of the dust exhaust assembly 410.

When the laser processing equipment of this embodiment is laser drilling equipment, utilize the dust extraction device can adjust the position of taking out dirt subassembly 410 and being as close as possible with the work piece, take out dirt subassembly 410 and work piece distance lower, the smoke and dust that can better elimination laser beam machining produced to provide better laser beam machining precision.

More importantly, when the laser drilling equipment pursues more tiny aperture processing and higher processing quality, a better dust extraction device design is provided to provide a better dust extraction effect, so as to avoid the pollution of smoke dust to the light path, so as to provide a light path with higher quality, which is more critical.

In an embodiment, the laser apparatus includes a vibrating mirror 610 and a focusing mirror 620, the supporting member 210 is a box and is configured to receive the vibrating mirror 610, and the focusing mirror 620 is connected to the box to implement the arrangement of the components in the laser apparatus.

More specifically, the box body includes a box main body 211, a front cover plate 212, an upper cover plate 213, and a bottom plate 214, the box main body 211, the front cover plate 212, the upper cover plate 213, and the bottom plate 214 enclose to form a box body, and the box main body 211 is provided with a light path through hole through which the laser beam enters the box body.

In one embodiment, the displacement mechanism 200 is a Z-axis movement mechanism of the laser processing apparatus, and when two laser devices are provided, the two Z-axis movement mechanisms are also provided, which are a left Z-axis movement mechanism and a right Z-axis movement mechanism, respectively, and the two laser devices are provided on the left Z-axis movement mechanism and the right Z-axis movement mechanism, respectively.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the utility model is not limited by the scope of the appended claims.

Claims

1. A dust extraction apparatus, comprising:

a frame;

2. The dust extraction apparatus of claim 1, wherein the dust extraction mechanism comprises a dust extraction assembly and an adjustment assembly, the dust extraction assembly is connected to the adjustment assembly and is configured to extract dust, and the adjustment assembly is connected to the support and is configured to adjust a distance between the dust extraction assembly and the support.

3. The dust extraction apparatus of claim 2, wherein the adjustment assembly comprises an adjustment post and an adjustment member, one end of the adjustment post is fixedly connected to one of the support member and the dust extraction assembly, and the other end of the adjustment post is detachably connected to the other of the support member and the dust extraction assembly via the adjustment member.

4. A dust extraction apparatus as claimed in claim 3, wherein the adjustment assembly further comprises a connection lug, the connection lug is connected to the dust extraction assembly, the adjustment post extends through the connection lug, two adjustment members are provided and located at two sides of the connection lug, respectively, and the two adjustment members are adjustably fixed to the adjustment post and abut against the connection lug to detachably connect the adjustment post to the connection lug.

5. The dust extraction apparatus of claim 2, wherein a table is disposed on the frame, the table is used for placing a workpiece, and the displacement mechanism is capable of adjusting the distance between the dust extraction mechanism and the laser device relative to the table.

6. The dust extraction device of claim 5, wherein the dust extraction assembly comprises a dust extraction cover and a dust extraction pipeline communicated with the dust extraction cover, and an avoiding groove is formed in the dust extraction cover and used for avoiding a laser beam emitted by the laser device, so that the laser beam can process the workpiece placed on the workbench.

7. A dust extraction apparatus according to claim 5, wherein the frame comprises a support base, a support frame and a cross member, the cross member is fixed to the support base via the support frame, and the driving member is provided on the cross member.

8. A dust extraction apparatus according to claim 5, wherein the table is a vacuum cup.

9. A laser processing apparatus, comprising a laser device and the dust extraction device of any one of claims 1 to 8, wherein the laser device is fixed on the support member, two laser devices are provided and are arranged on the frame at intervals, and two displacement mechanisms and two dust extraction mechanisms are provided and are arranged in one-to-one correspondence with the laser devices.

10. The laser processing apparatus of claim 9, wherein the laser device includes a vibrating mirror and a focusing mirror, the supporting member is a case and is configured to receive the vibrating mirror, and the focusing mirror is connected to the case.