CN114871586A

CN114871586A - Laser engraving device and process method

Info

Publication number: CN114871586A
Application number: CN202210733353.7A
Authority: CN
Inventors: 朱毅刚
Original assignee: Shenzhen Stargate Jewellery Culture Development Co ltd
Current assignee: Shenzhen Stargate Jewellery Culture Development Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-08-09

Abstract

The laser engraving and finishing device comprises a laser engraving machine and a dust removal mechanism, wherein the dust removal mechanism comprises a dust removal box, one side of the dust removal box is communicated with an air inlet pipe extending to a machining station of the laser engraving machine, the other side of the dust removal box is communicated with an air outlet pipe, and an exhaust fan is arranged in the air outlet pipe; the top of the inner cavity of the dust removal box is provided with a plurality of groups of spray headers which are arranged in an array manner, the bottom of the inner cavity of the dust removal box is provided with a water supply assembly, the inner cavity of the dust removal box is provided with a partition assembly, the partition assembly comprises a plurality of groups of first partition structures and a plurality of groups of second partition structures, and the plurality of groups of first partition structures and the plurality of groups of second partition structures are arranged in a cross and spaced manner; and an adjusting assembly for adjusting the arrangement form of the partition assemblies is arranged outside the dust removal box so as to adjust the air conveying path of the inner cavity of the dust removal box. This application can reduce the dust content of the air-out pipe exhaust air, reduces the influence healthy to the staff.

Description

Laser engraving device and process method

Technical Field

The application relates to the technical field of laser engraving and finishing, in particular to a laser engraving and finishing device and a laser engraving and finishing process method.

Background

The jewels are divided into broad sense and narrow sense, the narrow sense of the jewel refers to jade products, along with the development of society and economy, the concept of the jewel is expanded to include gold, silver, jewelry and the like besides natural gems and artificial gems, and the industries for operating the above items are collectively called as 'the jewel industry'.

In the jewelry processing process, laser engraving is a wide processing mode. The laser engraving process for jewelry is to utilize the 'light' generated by high-energy-density laser to laser the workpiece, and the natural color of the material is exposed through the evaporation of surface material, and the chemical and physical changes of the surface material are caused by light energy to 'carve' traces, burn off partial material and show the pattern and characters to be etched.

Chinese patent publication No. CN113263266A discloses a laser engraving machine for jewelry processing, which comprises a multi-axis laser engraving machine head, a turning engraving pallet and a pallet transport rail, wherein a jewelry clamping mechanism is fixedly installed on the top surface of the turning engraving pallet, and a positioning locking mechanism is arranged inside the turning engraving pallet; the overturning and carving tray comprises a supporting plate, a carving seat and an overturning and driving box fixedly arranged on the bottom surface of the supporting plate, wherein two sides of the bottom surface of the carving seat are provided with twisting lugs, and an overturning and driving cylinder is fixedly arranged in the overturning and driving box; the jewelry clamping mechanism comprises a clamping seat, a locking threaded sleeve and a concentric clamping arm, and the positioning and locking mechanism comprises a hydraulic clamping cylinder and a friction clamping piece. Above-mentioned scheme utilizes the relative motion of locking swivel nut and concentric arm lock to carry out the centre gripping that deflects of concentric arm lock through setting up mechanical type jewelry location structure, solves the fixed inefficiency of daub and loaded down with trivial details problem in traditional jewelry engraving process.

However, in the process of laser engraving, the laser engraving device for jewelry can generate dust jet type splash and enter the air, and suspend in the air around the welding equipment for a certain time, and if a worker is in a dust suspension area for a long time and sucks part of dust into the lung, the health of the worker is seriously affected; therefore, further improvement can be made.

Disclosure of Invention

In order to reduce the dust content of the air that goes out tuber pipe exhaust air, reduce the influence to the staff healthy, this application provides a laser engraving device and technological method.

First aspect, the application discloses laser engraving and milling device.

A laser engraving device comprises a laser engraving machine and a dust removal mechanism, wherein the dust removal mechanism comprises a dust removal box arranged on one side of the laser engraving machine, one side of the dust removal box is communicated with an air inlet pipe extending to a machining station of the laser engraving machine, one side of the dust removal box, which is far away from the air inlet pipe, is communicated with an air outlet pipe, and an exhaust fan is arranged in the air outlet pipe; the top of the inner cavity of the dust removal box is provided with a plurality of groups of spray headers which are arranged in a row, the bottom of the inner cavity of the dust removal box is provided with a water supply assembly communicated with the spray headers, the inner cavity of the dust removal box is provided with a partition assembly, the partition assembly comprises a plurality of groups of first partition structures and a plurality of groups of second partition structures, and the plurality of groups of first partition structures and the plurality of groups of second partition structures are arranged in a cross and spaced manner; and an adjusting assembly for adjusting the arrangement form of the partition assemblies is arranged outside the dust removal box, so that the air delivery path of the inner cavity of the dust removal box is adjusted.

Through adopting above-mentioned technical scheme, the adjustment subassembly can be used for the adjustment to cut off the subassembly form of arranging to the air transfer route that makes dust removal incasement chamber makes the adjustment, and the water supply subassembly can carry the shower water of reserving in dust removal incasement chamber bottom to the shower head and circulate and spray, thereby makes the dust that suspends in the air dissolve in the shower water when the dust removal case flows through, and then makes the dust content of tuber pipe exhaust air reduce, reduces the influence to staff's health.

Optionally, the first partition structure includes a plurality of first fixed plates fixedly disposed at the top of the inner cavity of the dust removal box, a plurality of first partition plates rotatably disposed at the middle of the inner cavity of the dust removal box, and a first counterweight block fixedly disposed at the bottom of the first partition plates; the second partition structure comprises a plurality of second fixed plates fixedly arranged at the bottom of the inner cavity of the dust removal box, a plurality of second partition plates rotatably arranged in the middle of the inner cavity of the dust removal box and second balancing weights fixedly arranged at the bottoms of the second partition plates; when the first partition plate and the second partition plate rotate to be vertically arranged, the first partition plate and the first fixing plate are separated from each other, and the second partition plate and the second fixing plate are separated from each other.

Through adopting above-mentioned technical scheme, the deep bead sets firmly in adjusting lever one end, and the deep bead closing cap keeps away from dust removal case one end in a tuber pipe, and magnetism is inhaled the unit and is set firmly and keep away from dust removal case one end and be protruding state in a tuber pipe, and when magnetism is inhaled the cooperation with the deep bead looks magnetism in magnetism, first partition panel, second partition panel rotate to vertical arranging, and still be in the interval arrangement state between play tuber pipe and the deep bead this moment to the air outflow of play tuber pipe.

Optionally, the adjusting assembly includes an adjusting rod, a wind deflector and a magnetic unit magnetically coupled to the wind deflector; wherein, the axis of rotation of first partition panel, second partition panel all extends to the dust removal case outside and has set firmly the cam, every the cam edge all sets firmly the articulated shaft, and a plurality of articulated shafts all articulate in the adjusting lever, the deep bead sets firmly in adjusting lever and closing cap keep away from dust removal case one end in the play tuber pipe, magnetism is inhaled the unit and is set firmly in the play tuber pipe, and when magnetism is inhaled the cooperation mutually with the deep bead in magnetism, first partition panel, second partition panel rotate to vertical arranging.

By adopting the technical scheme, when the dust content in the air is less, the exhaust fan runs at a lower power to save energy consumption, at the moment, the air flow of the air outlet pipe is relatively slow, the air thrust borne by the wind shield is lower, and the magnetic attraction unit and the wind shield can be kept in magnetic attraction fit, so that the first partition plate and the second partition plate are rotated to be vertically arranged; when the dust content in the air is more, the air exhauster is with great power operation, at this moment, the air current that goes out the tuber pipe is relatively very fast, air thrust that the deep bead received is great, make the magnetism inhale unit and overcome magnetic force interaction looks mutual separation with the deep bead, the deep bead passes through the adjusting lever and drives a plurality of cams and rotate in step, make first partition panel rotate to with first fixed plate front side looks butt, the second partition panel rotate to with second fixed plate rear side looks butt, in order to make dust removal incasement chamber form to meander air transfer way, make the air prolong at the spray time of dust removal incasement chamber, thereby improve the dissolving effect of shower water to the dust when dust content is more.

Optionally, the deep bead slope is arranged, the dust removal case deviates from air-supply line one side and is located the deep bead below and has set firmly the water catch bowl.

Through adopting above-mentioned technical scheme, when the device was operated, partial shower water flowed along with the air and is discharged by the play tuber pipe, and attached to the deep bead surface, finally by deep bead bottom drippage, and collect in the water catch bowl to directly cause the workspace bottom surface moist. In addition, the spray water is attached to the surface of the wind shield, and air directly acts on the wind shield, so that part of dust is dissolved in the spray water on the surface of the wind shield, and the dissolving effect of the spray water on the dust is improved. In addition, the wind screen that the slope was arranged can change the air flow direction, makes the air flow down and direct action on the spray water surface of collecting in the water catch bowl to make partial dust dissolve the spray water of collecting in the water catch bowl, improve the effect of dissolving of spray water to the dust.

Optionally, install in the air-intake pipe and clean the subassembly, clean the subassembly including rotate set up in the air-intake pipe the center pin, set firmly in the connecting rod of center pin periphery, set firmly in connecting rod one end and with brush and the driving motor of air-intake pipe inner wall laminating, driving motor sets firmly in the air-intake pipe and is used for the rotation of drive center pin.

Through adopting above-mentioned technical scheme, when the device was operated, driving motor drive center pin rotated, and the center pin passes through the connecting rod and drives the brush rotation to clean the air-supply line inner wall, thereby realize cleaning the air-supply line inner wall by cleaning the subassembly, avoid the dust to adhere to in the air-supply line inner wall as far as possible and cause and be difficult to the clearance.

Optionally, one end of the air inlet pipe, which is far away from the dust removal box, is communicated with a dust hood, the dust hood comprises a plurality of supporting rods and a flexible hood body, the supporting rods are uniformly distributed along the center of the air inlet pipe, one end of each supporting rod is hinged to the periphery of the air inlet pipe, the other end of each supporting rod is hinged to a push-pull rod, one ends of the push-pull rods, which are far away from the corresponding supporting rod, are hinged to a rotating ring together, the rotating ring is rotatably sleeved on the periphery of the central shaft, and the periphery of the central shaft is in threaded connection with a limiting ring which is abutted to the rotating ring; the flexible cover body covers and is located a plurality of bracing pieces outsides, flexible cover body one end sets firmly in the air-supply line periphery, and the other end sets firmly elasticity binding off strip, just elasticity binding off strip sets firmly in the bracing piece.

Through adopting above-mentioned technical scheme, the rotatory spacing ring adjustment position of screw thread makes the spacing ring to the bracing point position adjustment of rotating ring, makes the shape of elasticity mouth strip change, promptly, makes the opening size that the flexible cover body formed change to the adjustment of the air intake size to the dust excluding hood is realized, under the unchangeable condition of the pumping power that the air exhauster provided, through adjusting the opening of the flexible cover body, can the air speed adjustment to the dust excluding hood.

Optionally, a plurality of balls are embedded in the limiting ring towards one side of the rotating ring in a rolling manner.

Through adopting above-mentioned technical scheme, ball and swivel becket looks butt to make the frictional force between swivel becket and the spacing ring reduce, thereby slow down the wearing and tearing speed of swivel becket and spacing ring.

In a second aspect, the application discloses a process method of a laser engraving and milling device.

A process method of a laser engraving and milling device comprises the following steps:

s1, adjusting the size of the opening end of the dust hood: the position of the rotating ring is adjusted by rotating the limiting ring, so that the rotating ring pushes the corresponding supporting rod through the push-pull rod to adjust the shape of the flexible cover body, and the size of the opening end of the dust hood is adjusted according to the air inlet speed requirement;

s2, starting the water supply assembly to enable the spray header to spray on the top of the dust removal box;

and S3, starting the exhaust fan to enable the dust to sequentially pass through the dust hood, the air inlet pipe, the dust removal box and the air outlet pipe along with the air, so that the dust is dissolved in the water sprayed by the spray header in the dust removal box.

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

1. when the dust content in the air is less, the exhaust fan operates at a lower power to save energy consumption, at the moment, the air flow of the air outlet pipe is relatively slow, the air thrust borne by the wind shield is lower, and the magnetic attraction unit and the wind shield can be kept in magnetic attraction fit, so that the first partition plate and the second partition plate are rotated to be vertically arranged; when dust content in the air is more, the air exhauster is with great power operation, at this moment, the air current of going out the tuber pipe is relatively very fast, air thrust that the deep bead received is great, make magnetism inhale the unit and overcome magnetic force interaction looks mutual separation with the deep bead, the deep bead passes through the adjusting lever and drives a plurality of cams and rotate in step, make first partition panel rotate to with first fixed plate front side looks butt, the second partition panel rotate to with second fixed plate rear side looks butt, so that dust removal incasement chamber forms the air transfer way that meanders, make the air prolong at the spray time of dust removal incasement chamber, thereby improve the dissolving effect of shower water to the dust when dust content is more.

Drawings

Fig. 1 is a schematic overall perspective structure of the present application.

Fig. 2 is a schematic sectional view of the dust removing mechanism of the present application when the dust content is low.

Fig. 3 is a schematic sectional structural view of the dust removing mechanism in the present application when the dust content is large.

FIG. 4 is a cross-sectional structural schematic of the sweeping assembly of the present application.

Description of reference numerals: 1. a laser engraving machine; 2. a dust removal mechanism; 21. a dust removal box; 22. an air inlet pipe; 23. an air outlet pipe; 24. an exhaust fan; 25. a shower head; 3. a water supply assembly; 4. a partition assembly; 41. a first partition structure; 411. a first fixing plate; 412. a first partition panel; 413. a first weight block; 42. a second partition structure; 421. a second fixing plate; 422. a second partition panel; 423. a second counterweight block; 5. an adjustment assembly; 51. an adjusting lever; 52. a wind deflector; 53. a magnetic unit; 54. a cam; 55. hinging a shaft; 6. a water collection tank; 7. a sweeping assembly; 71. a central shaft; 72. a connecting rod; 73. a brush; 74. a drive motor; 8. a dust hood; 81. a support bar; 82. a flexible cover; 83. a push-pull rod; 84. a rotating ring; 85. a limiting ring; 86. an elastic closing strip; 9. and (4) a ball.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses laser engraving and milling device.

Referring to fig. 1, the laser engraving and milling device comprises a laser engraving machine 1 and a dust removing mechanism 2; the laser engraving machine 1 can perform laser fine engraving on a workpiece to etch the workpiece into required patterns and characters; dust removal mechanism 2 installs in 1 one side of laser engraving machine, and dust removal mechanism 2 can absorb and handle the dust that the radium-shine cnc engraving in-process of laser produced, makes the dust volume in the peripheral air of welding equipment reduce.

Referring to fig. 2-4, specifically, the dust removing mechanism 2 includes a dust removing box 21, the dust removing box 21 is fixedly disposed on one side of the laser engraving machine 1, one side of the dust removing box 21 close to the laser engraving machine 1 is communicated with an air inlet pipe 22, the air inlet pipe 22 extends to a processing station of the laser engraving machine 1, one side of the dust removing box 21 far away from the laser engraving machine 1 is communicated with an air outlet pipe 23, and an exhaust fan 24 is installed in the air outlet pipe 23. Through the suction effect of the exhaust fan 24, a negative pressure environment can be formed in the inner cavity of the dust removal box 21, so that the dust removal box 21 sucks air at the processing station of the laser engraving machine 1 through the air inlet pipe 22, and dust suspended on the periphery of the welding equipment sequentially and rapidly flows through the air inlet pipe 22, the dust removal box 21 and the air outlet pipe 23 along with the air.

A plurality of groups of spray headers 25 which are arranged in a row are arranged at the top of the inner cavity of the dust removing box 21, and the distance between two adjacent groups of spray headers 25 is 5 cm; dust removal case 21 inner chamber bottom installs water supply assembly 3, water supply assembly 3 is including installing in suction pump and the drinking-water pipe of dust removal case 21 inner chamber bottom, drinking-water pipe one end communicates in the suction pump, the other end extends to dust removal case 21 inner chamber top and is the encapsulated situation, every group shower head 25 all is linked together with the drinking-water pipe periphery, make water supply assembly 3 can carry the shower water of reserving in dust removal case 21 inner chamber bottom to shower head 25 and circulate and spray, thereby make the dust of suspension in the air dissolve in the shower water when dust removal case 21 flows through, and then make out the dust content reduction of tuber pipe 23 exhaust air, reduce the influence healthy to the staff.

The wall subassembly 4 is installed to dust removal case 21 inner chamber, it cuts off the structure 42 to cut off subassembly 4 including the first wall structure 41 of multiunit and multiunit second, interval between the adjacent two sets of first wall structures 41 is 30 centimetres, and the first wall structure 41 of multiunit and the mutual alternately interval arrangement between the multiunit second wall structure 42, in order to make dust removal case 21 inner chamber form the tortuous air transfer way, make the air prolong at the spray time of dust removal case 21 inner chamber, thereby make the dissolving effect improvement of shower water to the dust.

Specifically, the first partition structure 41 includes a plurality of first fixing plates 411, a plurality of first partition plates 412, and a plurality of first weights 413; the plurality of first fixing plates 411, the plurality of first partition plates 412, and the plurality of first balancing weights 413 are correspondingly arranged one by one; first fixed plate 411 sets firmly in dust removal case 21 inner chamber top, first partition panel 412 middle part is rotated through predetermined axis of rotation and is set up in dust removal case 21 inner chamber middle part, and when first partition panel 412 rotates to 15 slopes, first partition panel 412 top and first fixed plate 411 front side butt mutually, first balancing weight 413 sets firmly in first partition panel 412 bottom to make first partition panel 412 have the trend of rotating to vertical arranging all the time, and when first partition panel 412 rotates to vertical arranging, alternate segregation between first partition panel 412 and the first fixed plate 411. The second partition structure 42 includes a plurality of second fixing plates 421, a plurality of second partition plates 422, and a plurality of second balancing weights 423; the plurality of second fixing plates 421, the plurality of second partition plates 422, and the plurality of second balancing weights 423 are correspondingly arranged one by one; different lies in with first fixed plate 411, second fixed plate 421 sets firmly in dust removal case 21 inner chamber bottom, second partition panel 422 middle part rotates through predetermined axis of rotation and sets up in dust removal case 21 inner chamber middle part, and when second partition panel 422 rotates to 15 slopes, second partition panel 422 bottom and second fixed plate 421 rear side looks butt, second balancing weight 423 sets firmly in second partition panel 422 bottom, so that second partition panel 422 has the trend of rotating to vertical arranging all the time, and when second partition panel 422 rotates to vertical arranging, alternate segregation between second partition panel 422 and the second fixed plate 421.

The adjusting assembly 5 is installed outside the dust removal box 21, and the adjusting assembly 5 can be used for adjusting the arrangement form of the partition assemblies 4 so as to adjust the air conveying path in the inner cavity of the dust removal box 21.

Specifically, the adjusting assembly 5 includes an adjusting rod 51, a wind deflector 52 and a magnetic unit 53 magnetically coupled with the wind deflector 52; the rotating shafts of the first partition plate 412 and the second partition plate 422 extend through the dust removing box 21 to the outside, the cams 54 are fixedly arranged on the rotating shafts of the first partition plate 412 and the second partition plate 422, and when the first partition plate 412 and the second partition plate 422 rotate to be vertically arranged, the protruding part of each cam 54 is arranged downwards, the edge of the protruding part of each cam 54 is vertically and fixedly provided with a hinge shaft 55, that is, the hinge shafts 55 are positioned at the same horizontal level; the adjusting rod 51 is horizontally arranged, and the plurality of hinge shafts 55 are hinged to the adjusting rod 51, so that the adjusting rod 51 can drive the plurality of cams 54 to synchronously rotate in a hinged mode; the deep bead 52 sets firmly in adjusting lever 51 one end, and the deep bead 52 closing cap keeps away from dust removal case 21 one end in air-out pipe 23, magnetism is inhaled the unit 53 and is set firmly in air-out pipe 23 and keeps away from dust removal case 21 one end and be protruding state, and inhale the cooperation when unit 53 and deep bead 52 magnetism mutually at magnetism, first partition panel 412, second partition panel 422 rotate to vertical arranging, and still be in the interval arrangement state between air-out pipe 23 and the deep bead 52 this moment, so that the air outflow of air-out pipe 23.

When the dust content in the air is less, the exhaust fan 24 operates with a smaller power to save energy consumption, at this time, the air flow of the air outlet pipe 23 is relatively slow, the air thrust force on the wind shield 52 is smaller, so that the magnetic attraction unit 53 and the wind shield 52 can be kept in magnetic attraction fit, and the first partition plate 412 and the second partition plate 422 are rotated to be vertically arranged; when the dust content in the air is more, air exhauster 24 is with great power operation, at this moment, the air current of play tuber pipe 23 is relatively very fast, air thrust that deep bead 52 received is great, make magnetism inhale unit 53 and deep bead 52 and overcome magnetic force effect looks mutual separation, deep bead 52 drives a plurality of cams 54 through adjusting lever 51 and rotates in step, make first partition panel 412 rotate to with first fixed plate 411 front side looks butt, second partition panel 422 rotates to with second fixed plate 421 rear side looks butt, so that dust removal case 21 inner chamber forms tortuous air transfer way, make the air prolong at the spray time of dust removal case 21 inner chamber, thereby improve the dissolving effect of shower water to the dust when dust content is more.

In the embodiment, the wind deflector 52 is arranged in an inclined manner at 45 °, the side of the dust removing box 21 away from the air inlet pipe 22 is fixedly provided with the water collecting tank 6 with the downward opening, and the water collecting tank 6 is located right below the wind deflector 52. When the device operates, part of spray water flows along with air, is discharged from the air outlet pipe 23, is attached to the surface of the wind shield 52, finally drops from the bottom of the wind shield 52 and is collected in the water collection tank 6, so that the bottom surface of a working area is prevented from being wet directly. In addition, the spray water is attached to the surface of the wind shield 52, and air directly acts on the wind shield 52, so that part of dust is dissolved in the spray water on the surface of the wind shield 52, and the dust dissolving effect of the spray water is improved. In addition, the wind deflector 52 arranged obliquely can change the air flow direction, so that the air flows downwards and directly acts on the surface of the spray water collected in the water collection tank 6, thereby dissolving part of the dust in the spray water collected in the water collection tank 6 and improving the dust dissolving effect of the spray water.

In this embodiment, the cleaning assembly 7 is installed in the air inlet pipe 22, and the cleaning assembly 7 can prevent dust from attaching to the inner wall of the air inlet pipe 22 as much as possible and being difficult to clean.

Specifically, the cleaning assembly 7 comprises a central shaft 71, a connecting rod 72, a brush 73 and a driving motor 74; wherein, center pin 71 and the coaxial arrangement of air-supply line 22, and center pin 71 rotates and sets up in air-supply line 22, connecting rod 72 is equipped with a plurality ofly, the even interval arrangement of a plurality of connecting rods 72, a plurality of connecting rods 72 all set firmly in center pin 71 periphery perpendicularly, brush 73 is equipped with a plurality ofly, a plurality of brushes 73 and a plurality of connecting rod 72 one-to-one set up, every brush 73 all sets firmly in corresponding connecting rod 72, and every brush 73 all laminates mutually with air-supply line 22 inner wall, driving motor 74 sets firmly in the air-supply line 22 inner wall, the coaxial setting in center pin 71 one end of driving motor 74 output shaft, so that driving motor 74 can drive center pin 71 and rotate.

When the device is operated, the driving motor 74 drives the central shaft 71 to rotate, the central shaft 71 drives the brush 73 to rotate through the connecting rod 72 so as to clean the inner wall of the air inlet pipe 22, so that the cleaning assembly 7 cleans the inner wall of the air inlet pipe 22, and dust is prevented from attaching to the inner wall of the air inlet pipe 22 to cause difficulty in cleaning.

In this embodiment, one end of the air inlet pipe 22, which is far away from the dust box 21, is communicated with a dust hood 8, and the dust hood 8 includes a plurality of support rods 81 and a flexible hood 82 which are uniformly distributed along the center of the air inlet pipe 22; one end of the support rod 81 is hinged to a hinge seat preset on the periphery of the air inlet pipe 22, the other end of the support rod 81 is hinged to a push-pull rod 83, one ends of the push-pull rods 83 far away from the corresponding support rod 81 are hinged to a rotating ring 84 in a circular structure together, and the rotating ring 84 is rotatably sleeved on the periphery of the central shaft 71, so that the rotating ring 84 and the central shaft 71 can rotate relatively; the outer periphery of the central shaft 71 is in threaded connection with a limiting ring 85 which is abutted against the rotating ring 84, the limiting ring 85 adopts two nut seats, the two nut seats are both in threaded connection with the outer periphery of the central shaft 71 and are mutually extruded to realize fixation, and the rotating ring 84 is supported in an abutting mode; the flexible cover 82 covers the plurality of support rods 81, that is, the plurality of support rods 81 support the flexible cover 82, one end of the flexible cover 82 is fixedly arranged on the periphery of the air inlet pipe 22, the other end of the flexible cover 82 is fixedly provided with an elastic closing strip 86, and the elastic closing strip 86 is fixedly arranged on the support rods 81. Specifically, eight support rods 81 are provided, the eight support rods 81 are uniformly distributed along the center of the air inlet duct 22, and only two upper and lower support rods 81 are shown in the figure, and the rest are not shown.

The position of the limiting ring 85 is adjusted by rotating the thread, so that the position of the supporting point of the limiting ring 85 to the rotating ring 84 is adjusted, the shape of the elastic opening strip 86 is changed, namely, the size of the opening formed by the flexible cover body 82 is changed, the size of the air inlet of the dust hood 8 is adjusted, and under the condition that the pumping power provided by the exhaust fan 24 is not changed, the air speed of the dust hood 8 can be adjusted by adjusting the opening of the flexible cover body 82.

In this embodiment, the limiting ring 85 is provided with a plurality of rolling grooves which are uniformly distributed on one side facing the rotating ring 84, a ball 9 is embedded in each rolling groove in a rolling manner, and the ball 9 abuts against the rotating ring 84, so that the friction between the rotating ring 84 and the limiting ring 85 is reduced, and the wear speed of the rotating ring 84 and the limiting ring 85 is reduced.

The embodiment of the application also discloses a process method of the laser engraving and milling device, which comprises the following steps:

s1, adjusting the size of the opening end of the dust hood 8: the position of the rotating ring 84 is adjusted by rotating the limiting ring 85, so that the rotating ring 84 pushes the corresponding supporting rod 81 through the push-pull rod 83 to adjust the shape of the flexible cover body 82, and the size of the opening end of the dust hood 8 is adjusted according to the air inlet speed requirement;

s2, starting the water supply assembly 3 to spray the spray header 25 on the top of the dust removal box 21;

s3, starting the exhaust fan 24 to make the dust pass through the dust hood 8, the air inlet pipe 22, the dust removal box 21 and the air outlet pipe 23 along with the air in sequence, so that the dust is dissolved in the water sprayed by the spray header 25 in the dust removal box 21.

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. The utility model provides a radium-shine cnc engraving and milling device of laser which characterized in that: the laser engraving machine comprises a laser engraving machine (1) and a dust removing mechanism (2), wherein the dust removing mechanism (2) comprises a dust removing box (21) arranged on one side of the laser engraving machine (1), one side of the dust removing box (21) is communicated with an air inlet pipe (22) extending to a processing station of the laser engraving machine (1), one side of the dust removing box (21) far away from the air inlet pipe (22) is communicated with an air outlet pipe (23), and an exhaust fan (24) is arranged in the air outlet pipe (23); the spray headers (25) are arranged at the top of the inner cavity of the dust removal box (21), the water supply assemblies (3) communicated with the spray headers (25) are arranged at the bottom of the inner cavity of the dust removal box (21), the partition assemblies (4) are arranged in the inner cavity of the dust removal box (21), each partition assembly (4) comprises a plurality of groups of first partition structures (41) and a plurality of groups of second partition structures (42), and the plurality of groups of first partition structures (41) and the plurality of groups of second partition structures (42) are arranged in a mutually crossed and spaced manner; and an adjusting assembly (5) for adjusting the arrangement form of the partition assemblies (4) is arranged outside the dust removal box (21) so as to adjust the air conveying path of the inner cavity of the dust removal box (21).

2. The laser engraving and milling device of claim 1, wherein: the first partition structure (41) comprises a plurality of first fixing plates (411) fixedly arranged at the top of the inner cavity of the dust removal box (21), a plurality of first partition plates (412) rotatably arranged at the middle part of the inner cavity of the dust removal box (21), and first balancing weights (413) fixedly arranged at the bottoms of the first partition plates (412); the second partition structure (42) comprises a plurality of second fixed plates (421) fixedly arranged at the bottom of the inner cavity of the dust removal box (21), a plurality of second partition plates (422) rotatably arranged at the middle part of the inner cavity of the dust removal box (21), and second balancing weights (423) fixedly arranged at the bottom of the second partition plates (422); when the first partition plate (412) and the second partition plate (422) rotate to be vertically arranged, the first partition plate (412) and the first fixing plate (411), and the second partition plate (422) and the second fixing plate (421) are separated from each other.

3. The laser engraving and milling device of claim 2, wherein: the adjusting component (5) comprises an adjusting rod (51), a wind shield (52) and a magnetic attraction unit (53) which is in magnetic attraction fit with the wind shield (52); wherein, the axis of rotation of first partition panel (412), second partition panel (422) all extends to dust removal case (21) outside and has set firmly cam (54), every cam (54) edge all has set firmly articulated shaft (55), and a plurality of articulated shaft (55) all articulate in adjusting lever (51), wind guard (52) set firmly in adjusting lever (51) and closing cap keep away from dust removal case (21) one end in air-out pipe (23), magnetism is inhaled unit (53) and is set firmly in air-out pipe (23), and when inhaling the cooperation in magnetism is inhaled unit (53) and wind guard (52) mutually, first partition panel (412), second partition panel (422) rotate to vertical arranging.

4. The laser engraving and milling device of claim 3, wherein: the wind shield (52) is obliquely arranged, and the dust removing box (21) deviates from one side of the air inlet pipe (22) and is fixedly provided with a water collecting groove (6) below the wind shield (52).

5. The laser engraving and milling device of claim 4, wherein: install in air-supply line (22) and clean subassembly (7), clean subassembly (7) including rotate center pin (71) that sets up in air-supply line (22), set firmly in connecting rod (72) of center pin (71) periphery, set firmly in connecting rod (72) one end and with brush (73) and driving motor (74) that air-supply line (22) inner wall laminated mutually, driving motor (74) set firmly in air-supply line (22) and are used for driving center pin (71) to rotate.

6. The laser engraving and milling device of claim 5, wherein: one end, far away from a dust removal box (21), of the air inlet pipe (22) is communicated with a dust hood (8), the dust hood (8) comprises a plurality of supporting rods (81) and a flexible hood body (82), the supporting rods (81) are evenly distributed along the center of the air inlet pipe (22), one ends of the supporting rods (81) are hinged to the periphery of the air inlet pipe (22), the other ends of the supporting rods are hinged to a push-pull rod (83), one ends, far away from the corresponding supporting rods (81), of the push-pull rods (83) are hinged to a rotating ring (84) together, the rotating ring (84) is rotatably sleeved on the periphery of a central shaft (71), and the periphery of the central shaft (71) is in threaded connection with a limiting ring (85) which is abutted to the rotating ring (84); the flexible cover body (82) covers and is arranged on the outer side of the support rods (81), one end of the flexible cover body (82) is fixedly arranged on the periphery of the air inlet pipe (22), the other end of the flexible cover body is fixedly provided with an elastic closing strip (86), and the elastic closing strip (86) is fixedly arranged on the support rods (81).

7. The laser engraving device of claim 6, wherein: and a plurality of balls (9) are embedded in the limiting ring (85) towards one side of the rotating ring (84) in a rolling manner.

8. A process method of a laser engraving and milling device, which adopts the laser engraving and milling device as claimed in claim 6 or 7, and is characterized in that: further comprising the steps of:

s1, adjusting the size of the opening end of the dust hood (8): the position of the rotating ring (84) is adjusted by rotating the limiting ring (85), so that the rotating ring (84) pushes the corresponding supporting rod (81) through the push-pull rod (83) to adjust the shape of the flexible cover body (82), and the size of the opening end of the dust hood (8) is adjusted according to the air inlet speed requirement;

s2, starting the water supply assembly (3) to spray the spray head (25) on the top of the dust removal box (21);

s3, starting the exhaust fan (24) to make the dust pass through the dust hood (8), the air inlet pipe (22), the dust removal box (21) and the air outlet pipe (23) along with the air in sequence, so that the dust is dissolved in the water sprayed by the spray header (25) in the dust removal box (21).