CN113385834B

CN113385834B - Laser cutting machine for processing noble metal

Info

Publication number: CN113385834B
Application number: CN202110687523.8A
Authority: CN
Inventors: 王勇
Original assignee: Jiangsu Huyun Laser Equipment Co ltd
Current assignee: Jiangsu Huyun Laser Equipment Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-02-08
Anticipated expiration: 2041-06-21
Also published as: CN113385834A

Abstract

The invention discloses a laser cutting machine for processing noble metals, which comprises a laser cutting machine body, a cleaning mechanism, a shaking mechanism, a collecting mechanism and a positioning mechanism, wherein the laser cutting machine body comprises a processing table, a connecting frame arranged on the processing table, a machine head arranged on the connecting frame and a plurality of through holes arranged on the processing table, a first cavity and a second cavity are arranged in the processing table, the cleaning mechanism comprises a first motor fixedly arranged in the first cavity, a connecting rod in a rotatable mounting equipment box, racks fixedly connected to two sides of the first cavity, a second gear sleeved on a transmission shaft and meshed with a toothed plate for transmission, and a soft brush fixedly connected to the bottom of the transmission shaft, the shaking mechanism is positioned at one side of the cleaning mechanism and used for cleaning noble metal powder on the soft brush, the collecting mechanism is positioned in the second cavity and used for collecting powder cleaned by the cleaning mechanism, the positioning mechanism is positioned on the connecting frame and used for positioning a workpiece processed by the laser cutting machine body.

Description

Laser cutting machine for processing noble metal

Technical Field

The invention relates to the technical field of precious metals, in particular to a laser cutting machine for machining precious metals.

Background

The noble metal mainly refers to 8 metal elements such as gold, silver and platinum group metals (ruthenium, rhodium, palladium, osmium, iridium, platinum), most of the metals have beautiful colors, have quite large resistance to chemicals and are not easy to cause chemical reaction under general conditions, and the noble metal jewelry comprises various hair ornaments, jewelry, ear ornaments, neck ornaments, hand ornaments, foot ornaments, clothes and the like.

When processing the noble metal, need be the required shape with the noble metal cutting, adopt laser cutting's mode, cutting accuracy is high, and the cutting plane is smooth, and current laser cutting machine can produce the powder of work piece when cutting the work piece, and the noble metal is worth highly, and the manual work is difficult to clear up the workstation, and the powder of difficult noble metal is collected, has consumed a large amount of noble metals.

Disclosure of Invention

The present invention is directed to solving one of the technical problems of the prior art or the related art.

Therefore, the technical scheme adopted by the invention is as follows:

laser cutting machine for processing noble metal, including laser cutting machine body, clearance mechanism, shake mechanism, collection mechanism and positioning mechanism, the laser cutting machine body includes the processing platform, sets up link on the processing platform, sets up aircraft nose on the link and sets up a plurality of through-holes on the processing platform, the processing platform embeds there is first cavity and second cavity, clearance mechanism is including adorning first motor in the first cavity admittedly, rigid coupling in the screw rod of first motor output, rigid coupling in the slide bar of first cavity one side, be suitable for relative screw rod and slide bar gliding equipment box, connecting rod in the rotatable installation equipment box, rigid coupling in the rack of first cavity both sides, rigid coupling in connecting rod tip and with rack toothing driven first gear, set up a plurality of first reciprocating screw rods on the connecting rod, be suitable for relative first reciprocating sliding's swivel nut, collection mechanism and positioning mechanism, The rigid coupling is in the pinion rack of swivel nut bottom, rotatable installation in a plurality of transmission shafts of equipment box bottom, suit on the transmission shaft and with pinion rack meshing driven second gear and rigid coupling in the pappus brush of transmission shaft bottom, pinion rack and equipment box sliding connection, shake the mechanism and be located clearance mechanism one side for the precious metal powder on the pappus brush of clearance, it is located the second cavity to collect the mechanism for collect the powder that clearance mechanism cleared up down, positioning mechanism is located the link, is used for fixing a position the work piece of laser cutting machine body processing.

Through adopting above-mentioned technical scheme, the axis of rotation drives the pappus brush and swings, can clear up the precious metal powder that processing bench processed the production then, and precious metal powder falls in the guide fill in the second cavity through the through-hole, then need not the manual work and clears up, labour saving and time saving, greatly reduced intensity of labour, be favorable to improving work efficiency.

The present invention in a preferred example may be further configured to: the shaking mechanism comprises a second motor fixedly arranged in the first cavity, a rotating shaft fixedly connected to the output end of the second motor, a plurality of worms arranged on the rotating shaft, a plurality of rotating shafts rotatably arranged on the inner wall of the first cavity, worm wheels sleeved on the rotating shafts and meshed with the worms for transmission, and transmission pieces fixedly connected to the rotating shafts.

Through adopting above-mentioned technical scheme, the second motor starts to drive the pivot and rotates, and the worm rotates along with the pivot, and worm wheel meshing transmission, worm drive the axis of rotation through the worm wheel and rotate, and the drive disk rotates along with the axis of rotation, can clear up the pappus brush then, clears up the powder that is infected with on the pappus brush for in the powder falls into the second cavity, more complete with the powder collection, can avoid the wasting of resources then.

The present invention in a preferred example may be further configured to: the collecting mechanism comprises a material guide hopper fixedly connected in the second cavity and a collecting box arranged at the bottom of the material guide hopper, and the material guide hopper is positioned below the through hole.

Through adopting above-mentioned technical scheme, the precious metal powder that falls into the guide hopper, gets into in the collection box afterwards, can concentrate together the powder, and the staff of being convenient for takes the powder away.

The present invention in a preferred example may be further configured to: the collecting mechanism further comprises a fan fixedly arranged in the second cavity, a guide box arranged in the guide hopper and connected with the fan through a pipeline, limiting blocks fixedly connected to two sides of the guide box, a plurality of guide pipes fixedly connected to the guide box, and a filter cover fixedly connected to the guide pipes, wherein the end parts of the limiting blocks are connected with the inner wall of the guide hopper in a sliding mode through sliding chutes.

Through adopting above-mentioned technical scheme, the fan starts and utilizes wind-force to lead to the powder through the honeycomb duct on the water conservancy diversion box, can lead to the powder that produces when the work piece cutting, avoids the powder to spatter other positions that fall.

The present invention in a preferred example may be further configured to: the collecting mechanism further comprises a second reciprocating screw rod rotatably arranged in the first cavity, a second belt pulley sleeved on the screw rod and a first belt pulley sleeved on the second reciprocating screw rod, the first belt pulley and the second belt pulley are in transmission connection through a belt, and the flow guide box is in threaded connection with the second reciprocating screw rod.

Through adopting above-mentioned technical scheme, when the pappus brush cleared up the processing platform, the second belt pulley rotated along with the screw rod, and the screw rod passes through the belt and drives first belt pulley and rotate, and the reciprocal lead screw of second rotates along with first belt pulley, makes the water conservancy diversion box round trip to remove then, can be when the pappus brush clearance, concentrates the direction to the powder, is favorable to improving collection efficiency.

The present invention in a preferred example may be further configured to: the positioning mechanism comprises a third motor fixedly arranged on the connecting frame, a rotating shaft fixedly connected to the third motor, a first eccentric wheel and a second eccentric wheel which are respectively sleeved on two sides of the rotating shaft, a push rod which is connected to two sides of the connecting frame in a sliding mode, a transmission disc fixedly connected to the end portion of the push rod, a spring fixedly connected between the transmission disc and the connecting frame and a positioning plate fixedly connected to the bottom end of the push rod.

Through adopting above-mentioned technical scheme, the aircraft nose is when processing the work piece, the link drives the aircraft nose and makes a round trip to remove, when needs cut work piece border position, the third motor drives the rotation axis and carries out corotation or reversal, when the second eccentric wheel contacts with the driving disc, make the ejector pin on the rolling disc descend, drive the locating plate of one side ejector pin below and fix a position the work piece, can be according to the position of cutting, fix a position the opposite side of work piece, can avoid causing the blockage to the cutting position, and fix a position the work piece, the work piece shifts when can avoiding cutting, be favorable to improving the quality of cutting.

The present invention in a preferred example may be further configured to: the orientations of the first eccentric wheel and the second eccentric wheel are not the same plane, and the first eccentric wheel and the second eccentric wheel are both positioned above the processing table.

Through adopting above-mentioned technical scheme, can crisscross the both sides of fixing a position the work piece, and when the driving disk was not with first eccentric wheel contact, the spring promoted the driving disk and made its rise, then drove the locating plate of ejector pin and reset.

The present invention in a preferred example may be further configured to: the laser cutting machine body further comprises a control panel arranged on the processing table and an access door hinged on the processing table, and the access door is communicated with the second cavity.

Through adopting above-mentioned technical scheme, control panel's setting is convenient for control equipment, and opens the access door, is convenient for overhaul equipment.

The present invention in a preferred example may be further configured to: the transmission piece is positioned on one side of the soft brush, and one side of the first cavity is communicated with the interior of the material guide hopper.

Through adopting above-mentioned technical scheme, utilize single second motor can clear up a plurality of pappus brushes simultaneously, be favorable to practicing thrift the cost.

By adopting the technical scheme, the invention has the beneficial effects that:

1. according to the invention, the cleaning mechanism is arranged, the first motor is started to drive the screw rod to rotate, the toothed plate drives the transmission shaft to rotate through the second gear, the rotating shaft drives the soft hairbrush to swing, then noble metal powder produced by processing on the processing table can be cleaned, and the noble metal powder falls into the guide hopper in the second cavity through the through hole, so that manual cleaning is not needed, time and labor are saved, the labor intensity is greatly reduced, and the improvement of the working efficiency is facilitated.

2. According to the invention, the shaking mechanism is arranged, the second motor is started to drive the rotating shaft to rotate, the worm rotates along with the rotating shaft, the worm is in meshing transmission with the worm wheel, the worm drives the rotating shaft to rotate through the worm wheel, the transmission piece rotates along with the rotating shaft, then the soft hairbrush can be cleaned, powder stained on the soft hairbrush is cleaned, the powder falls into the second cavity, the powder is collected more completely, and then resource waste can be avoided.

3. According to the invention, the collection mechanism is arranged, the fan is started to guide the powder through the guide pipe on the guide box by utilizing wind power, the powder generated during workpiece cutting can be guided, the powder is prevented from splashing to other positions, the guide box moves back and forth when the soft brush cleans the processing table, the powder can be intensively guided when the soft brush cleans, the collection efficiency is improved, the fallen precious metal powder falls into the guide hopper and then enters the collection box, the powder can be concentrated together, and the powder can be conveniently taken away by a worker.

4. According to the invention, by arranging the positioning mechanism, when the edge position of the workpiece needs to be cut, the third motor drives the rotating shaft to rotate forwards or backwards, when the second eccentric wheel is in contact with the transmission disc, the ejector rod on the rotating disc is lowered to drive the positioning plate below the ejector rod on one side to position the workpiece, the other side of the workpiece can be positioned according to the cutting position, the cutting position can be prevented from being blocked, the workpiece can be positioned, the workpiece can be prevented from shifting during cutting, and the cutting quality can be improved.

Drawings

FIG. 1 is a schematic overall structure diagram of one embodiment of the present invention;

FIG. 2 is a top view of one embodiment of the present invention;

FIG. 3 is a cross-sectional view of a processing station according to one embodiment of the present invention;

FIG. 4 is a schematic view of a collection mechanism according to one embodiment of the present invention;

FIG. 5 is a schematic view of the external connection of a bristle brush according to one embodiment of the present invention;

FIG. 6 is a schematic diagram of a dithering mechanism in accordance with one embodiment of the present invention;

FIG. 7 is a schematic view of a collection mechanism according to one embodiment of the present invention;

FIG. 8 is a schematic view of a positioning mechanism according to an embodiment of the present invention.

Reference numerals:

100. a laser cutting machine body; 101. a processing table; 102. a connecting frame; 103. a machine head; 104. a control panel; 105. an access door;

200. a cleaning mechanism; 201. a first motor; 202. a screw; 203. a first gear; 204. a rack; 205. a soft brush; 206. a first reciprocating screw rod; 207. a threaded sleeve; 208. a toothed plate; 209. a second gear;

300. a shaking mechanism; 301. a second motor; 302. a worm gear; 303. a worm; 304. a driving strap;

400. a collection mechanism; 401. a material guide hopper; 402. a first pulley; 403. a second pulley; 404. a second reciprocating screw rod; 405. a flow guiding box; 406. a flow guide pipe; 407. a fan;

500. a positioning mechanism; 501. a third motor; 502. a first eccentric wheel; 503. a second eccentric wheel; 504. a spring; 505. and (7) positioning the plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

It is to be understood that this description is made only by way of example and not as a limitation on the scope of the invention.

A laser cutting machine for noble metal machining according to some embodiments of the present invention will be described below with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1, 2, 3, 4 and 5, the laser cutting machine for processing precious metals according to the present invention includes a laser cutting machine body 100, a cleaning mechanism 200, a shaking mechanism 300, a collecting mechanism 400 and a positioning mechanism 500, where the laser cutting machine body 100 includes a processing table 101, a connecting frame 102 disposed on the processing table 101, a machine head 103 disposed on the connecting frame 102, and a plurality of through holes disposed on the processing table 101, a first cavity and a second cavity are disposed in the processing table 101, the cleaning mechanism 200 includes a first motor 201 fixedly mounted in the first cavity, a screw 202 fixedly connected to an output end of the first motor 201, a sliding rod fixedly connected to one side of the first cavity, an equipment box adapted to slide on the sliding rod 202 and the sliding rod, a connecting rod rotatably mounted in the equipment box, racks 204 fixedly connected to two sides of the first cavity, a first gear 203 fixedly connected to an end of the connecting rod and engaged with the racks 204 for transmission, A plurality of first reciprocating screw rods 206 arranged on the connecting rod, a threaded sleeve 207 suitable for sliding relative to the first reciprocating screw rods 206, a toothed plate 208 fixedly connected to the bottom of the threaded sleeve 207, a plurality of transmission shafts rotatably arranged at the bottom of the equipment box, a second gear 209 sleeved on the transmission shafts and in meshing transmission with the toothed plate 208, and a soft brush 205 fixedly connected to the bottom of the transmission shafts, wherein the toothed plate 208 is in sliding connection with the equipment box, the first motor 201 is started to drive the screw rods 202 to rotate, so that the equipment box moves, the connecting rod moves along with the equipment box, when the first gear 203 on the connecting rod is in meshing transmission with the toothed plate 204, the toothed plate 204 drives the connecting rod to rotate through the first gear 203, the first reciprocating screw rods 206 rotate along with the connecting rod, the first reciprocating screw rods 206 drive the toothed plate 208 to move back and forth through the threaded sleeves 207, the toothed plate 208 is in meshing transmission with the second gear 209, and the toothed plate 208 drives the transmission shafts to rotate through the second gear 209, the axis of rotation drives the pappus brush 205 and swings, then can clear up the precious metal powder that processing produced on the processing platform 101, precious metal powder falls into the guide hopper 401 in the second cavity through the through-hole, then need not the manual work and clear up, time saving and labor saving, greatly reduced intensity of labour, be favorable to improving work efficiency, shake mechanism 300 and be located clearance mechanism 200 one side, be used for clearing up the precious metal powder on the pappus brush 205, it is located the second cavity to collect mechanism 400, a powder that is used for collecting clearance mechanism 200 and clears up, positioning mechanism 500 is located link 102, a work piece for fixing a position laser cutting machine body 100 processing.

Specifically, the laser cutting machine body 100 further comprises a control panel 104 arranged on the processing table 101 and an access door 105 hinged to the processing table 101, the access door 105 is communicated with the second cavity, the control panel 104 is arranged to control the equipment, the access door 105 is opened, and the equipment is convenient to overhaul.

Example two:

referring to fig. 3 and 6, on the basis of the first embodiment, the shaking mechanism 300 includes a second motor 301 fixedly installed in the first cavity, a rotating shaft fixedly connected to an output end of the second motor 301, a plurality of worms 303 disposed on the rotating shaft, a plurality of rotating shafts rotatably installed on an inner wall of the first cavity, a worm wheel 302 sleeved on the rotating shafts and engaged with the worms 303 for transmission, and a driving plate 304 fixedly connected to the rotating shafts, wherein the second motor 301 is started to drive the rotating shafts to rotate, the worms 303 rotate along with the rotating shafts, the worms 303 are engaged with the worm wheel 302 for transmission, the worms 303 drive the rotating shafts to rotate through the worm wheel 302, the driving plate 304 rotates along with the rotating shafts, so that the soft brush 205 can be cleaned, and the powder stained on the soft brush 205 can be cleaned, make the powder fall into the second cavity in, collect more complete with the powder, can avoid the wasting of resources then.

The transmission piece 304 is located on one side of the soft brush 205, one side of the first cavity is communicated with the interior of the material guide hopper 401, and a plurality of soft brushes 205 can be cleaned simultaneously by using a single second motor 301, so that the cost is saved.

Example three:

in the above embodiment, as shown in fig. 3 and 7, the collecting mechanism 400 includes the material guiding funnel 401 fixedly connected in the second cavity and the collecting box disposed at the bottom of the material guiding funnel 401, the material guiding funnel 401 is located below the through hole, the fallen noble metal powder falls into the material guiding funnel 401 and then enters the collecting box, so that the powder can be collected together, and the powder can be conveniently taken away by the worker.

Specifically, the collecting mechanism 400 further comprises a fan 407 fixedly mounted in the second cavity, a guide box 405 arranged in the guide hopper 401 and connected with the fan 407 through a pipeline, a limiting block fixedly connected to two sides of the guide box 405, a plurality of guide pipes 406 fixedly connected to the guide box 405, and a filter cover fixedly connected to the guide pipes 406, wherein the end of the limiting block is slidably connected with the inner wall of the guide hopper 401 through a sliding chute, the fan 407 is started to guide powder through the guide pipes 406 on the guide box 405 by using wind power, the powder generated during workpiece cutting can be guided, and the powder is prevented from splashing to other positions.

The collecting mechanism 400 further comprises a second reciprocating screw rod 404 rotatably mounted in the first cavity, a second belt pulley 403 sleeved on the screw rod 202 and a first belt pulley 402 sleeved on the second reciprocating screw rod 404, the first belt pulley 402 is in transmission connection with the second belt pulley 403 through a belt, the diversion box 405 is in threaded connection with the second reciprocating screw rod 404, when the soft brush 205 cleans the processing table 101, the second belt pulley 403 rotates along with the screw rod 202, the screw rod 202 drives the first belt pulley 402 to rotate through the belt, the second reciprocating screw rod 404 rotates along with the first belt pulley 402, and then the diversion box 405 moves back and forth, so that powder can be guided in a centralized manner when the soft brush 205 is cleaned, and collection efficiency is improved.

Example four:

referring to fig. 2 and 8, in the above embodiment, the positioning mechanism 500 includes a third motor 501 fixedly mounted on the connecting frame 102, a rotating shaft fixedly connected to the third motor 501, a first eccentric wheel 502 and a second eccentric wheel 503 respectively sleeved on two sides of the rotating shaft, a push rod slidably connected to two sides of the connecting frame 102, a transmission disc fixedly connected to an end of the push rod, a spring 504 fixedly connected between the transmission disc and the connecting frame 102, and a positioning plate 505 fixedly connected to a bottom end of the push rod, when the machine head 103 processes a workpiece, the connecting frame 102 drives the machine head 103 to move back and forth, when it is required to cut an edge position of the workpiece, the third motor 501 drives the rotating shaft to rotate forward or backward, when the second eccentric wheel 503 contacts the transmission disc, the push rod on the rotation disc descends, the positioning plate 505 below the push rod on one side is driven to position the workpiece, and according to a cutting position, the opposite side of the workpiece is positioned, so that the cutting position can be prevented from being blocked, the workpiece is positioned, the workpiece can be prevented from shifting during cutting, and the cutting quality is improved.

Specifically, the orientations of the first eccentric wheel 502 and the second eccentric wheel 503 are not the same plane, the first eccentric wheel 502 and the second eccentric wheel 503 are both located above the processing table 101, and can be staggered to position two sides of a workpiece, and when the driving disc is not in contact with the first eccentric wheel 502, the spring 504 pushes the driving disc to lift the driving disc, so as to drive the positioning plate 505 of the ejector rod to reset.

The working principle and the using process of the invention are as follows: firstly, a worker places a workpiece on a processing table 101, then equipment is started, a machine head 103 moves to the cutting position of the workpiece, then a third motor 501 is started to drive a rotating shaft to rotate forwards or backwards, when a second eccentric wheel 503 contacts with a transmission disc, an ejector rod on the rotation disc descends to drive a positioning plate 505 below the ejector rod on one side to position the workpiece, the other side of the workpiece can be positioned according to the cutting position, a fan 407 is started to guide powder through a flow guide pipe 406 on a flow guide box 405 by utilizing wind power, the powder generated when the workpiece is cut can be guided, a first motor 201 is started to drive a screw 202 to rotate, the equipment box is moved, a connecting rod moves along with the equipment box, when a first gear 203 on the connecting rod is meshed with a rack 204 for transmission, the rack 204 drives the connecting rod to rotate through the first gear 203, the first reciprocating screw rod 206 rotates along with the connecting rod, the first reciprocating screw rod 206 drives the toothed plate 208 to move back and forth through the threaded sleeve 207, the toothed plate 208 is in meshed transmission with the second gear 209, the toothed plate 208 drives the transmission shaft to rotate through the second gear 209, the rotating shaft drives the soft brush 205 to swing, precious metal powder produced by processing on the processing table 101 can be cleaned, the precious metal powder falls into the material guide hopper 401 in the second cavity through the through hole, the fallen precious metal powder falls into the material guide hopper 401 and then enters the collecting box, the powder can be collected together, the second belt pulley 403 rotates along with the screw rod 202, the screw rod 202 drives the first belt pulley 402 to rotate through a belt, the second reciprocating screw rod 404 rotates along with the first belt pulley 402, the flow guide box 405 moves back and forth, and can be cleaned by the soft brush 205, the powder is guided in a centralized manner, and finally the collection box is taken away by workers.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. A laser cutting machine for processing precious metals, comprising:

the laser cutting machine comprises a laser cutting machine body (100), wherein the laser cutting machine body (100) comprises a processing table (101), a connecting frame (102) arranged on the processing table (101), a machine head (103) arranged on the connecting frame (102) and a plurality of through holes formed in the processing table (101), and a first cavity and a second cavity are arranged in the processing table (101);

the cleaning mechanism (200) comprises a first motor (201) fixedly arranged in a first cavity, a screw rod (202) fixedly connected to the output end of the first motor (201), a sliding rod fixedly connected to one side of the first cavity, an equipment box suitable for sliding relative to the screw rod (202) and the sliding rod, a connecting rod capable of rotatably installing the equipment box, racks (204) fixedly connected to two sides of the first cavity, a first gear (203) fixedly connected to the end part of the connecting rod and meshed with the racks (204) for transmission, a plurality of first reciprocating lead screws (206) arranged on the connecting rod, a threaded sleeve (207) suitable for sliding relative to the first reciprocating lead screws (206), a toothed plate (208) fixedly connected to the bottom of the threaded sleeve (207), a plurality of transmission shafts rotatably installed at the bottom of the equipment box, a second gear (209) sleeved on the transmission shafts and meshed with the toothed plate (208) for transmission, and a soft brush (205) fixedly connected to the bottom of the transmission shafts, the toothed plate (208) is in sliding connection with the equipment box;

the shaking mechanism (300) is positioned on one side of the cleaning mechanism (200) and is used for cleaning the noble metal powder on the soft brush (205);

the collecting mechanism (400) is positioned in the second cavity and used for collecting the powder cleaned by the cleaning mechanism (200);

the positioning mechanism (500) is positioned on the connecting frame (102) and used for positioning a workpiece processed by the laser cutting machine body (100).

2. The laser cutting machine for processing noble metal according to claim 1, wherein the shaking mechanism (300) comprises a second motor (301) fixedly installed in the first cavity, a rotating shaft fixedly connected to the output end of the second motor (301), a plurality of worms (303) arranged on the rotating shaft, a plurality of rotating shafts rotatably installed on the inner wall of the first cavity, a worm wheel (302) sleeved on the rotating shaft and meshed with the worms (303) for transmission, and a driving piece (304) fixedly connected to the rotating shaft.

3. The laser cutting machine for noble metal processing according to claim 2, wherein the collecting mechanism (400) comprises a material guiding hopper (401) fixedly connected in the second cavity and a collecting box arranged at the bottom of the material guiding hopper (401), and the material guiding hopper (401) is positioned below the through hole.

4. The laser cutting machine for processing noble metals of claim 3, wherein the collecting mechanism (400) further comprises a fan (407) fixedly mounted in the second cavity, a guide box (405) disposed in the guide hopper (401) and connected to the fan (407) through a pipe, a limiting block fixedly connected to two sides of the guide box (405), a plurality of guide pipes (406) fixedly connected to the guide box (405), and a filter cover fixedly connected to the guide pipes (406), and an end of the limiting block is slidably connected to an inner wall of the guide hopper (401) through a sliding chute.

5. The laser cutting machine for processing noble metal according to claim 4, wherein the collecting mechanism (400) further comprises a second reciprocating screw rod (404) rotatably installed in the first cavity, a second belt pulley (403) sleeved on the screw rod (202), and a first belt pulley (402) sleeved on the second reciprocating screw rod (404), the first belt pulley (402) and the second belt pulley (403) are connected through a belt in a transmission manner, and the flow guiding box (405) is connected to the second reciprocating screw rod (404) in a threaded manner.

6. The laser cutting machine for noble metal processing according to claim 1, wherein the positioning mechanism (500) comprises a third motor (501) fixedly mounted on the connecting frame (102), a rotating shaft fixedly connected to the third motor (501), a first eccentric wheel (502) and a second eccentric wheel (503) respectively sleeved on two sides of the rotating shaft, a push rod slidably connected to two sides of the connecting frame (102), a driving disc fixedly connected to an end of the push rod, a spring (504) fixedly connected between the driving disc and the connecting frame (102), and a positioning plate (505) fixedly connected to a bottom end of the push rod.

7. The laser cutting machine for noble metal machining according to claim 6, characterized in that the first eccentric (502) and the second eccentric (503) are oriented out of the same plane, and the first eccentric (502) and the second eccentric (503) are both located above the machining table (101).

8. The laser cutting machine for noble metal machining according to claim 1, characterized in that the laser cutting machine body (100) further comprises a control panel (104) provided on the machining table (101) and an access door (105) hinged on the machining table (101), the access door (105) being in communication with the second cavity.

9. The laser cutting machine for noble metal machining according to claim 3, wherein the driving strap (304) is located at one side of the fur brush (205), and one side of the first cavity communicates with the inside of the guide hopper (401).