CN115213431A - Anti-interference device for laser 3D printer - Google Patents
Anti-interference device for laser 3D printer Download PDFInfo
- Publication number
- CN115213431A CN115213431A CN202210835967.6A CN202210835967A CN115213431A CN 115213431 A CN115213431 A CN 115213431A CN 202210835967 A CN202210835967 A CN 202210835967A CN 115213431 A CN115213431 A CN 115213431A
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- metal powder
- laser
- printer
- blowing
- group
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- 239000002184 metal Substances 0.000 claims abstract description 90
- 239000000843 powder Substances 0.000 claims abstract description 88
- 238000007664 blowing Methods 0.000 claims abstract description 53
- 238000007639 printing Methods 0.000 claims abstract description 25
- 230000005389 magnetism Effects 0.000 claims abstract description 9
- 238000011084 recovery Methods 0.000 claims description 13
- 230000007704 transition Effects 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 22
- 230000008569 process Effects 0.000 description 18
- 230000000694 effects Effects 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/70—Recycling
- B22F10/73—Recycling of powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/70—Gas flow means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
Abstract
The invention relates to an interference preventing device for a laser 3D printer, which comprises: the reciprocating driving part is arranged inside the laser 3D printer; the blowing group is obliquely arranged on the reciprocating driving part, is close to one side of the metal powder printing groove and is suitable for blowing and lifting metal powder; magnetism portion of inhaling, magnetism portion of inhaling sets up inside the laser 3D printer that closes on metal powder printing groove opposite side, just magnetism portion of inhaling put on the slant angle extension line of group of blowing, magnetism portion of inhaling is suitable for magnetism to inhale and collects metal powder, and the group of blowing is as the emergence top of wind, makes the wind direction reposition of redundant personnel be the stranded and acts on the metal powder of raising in the printing work, lets metal powder carry towards a direction in raising interval, makes the metal powder of raising avoid long-time diffusion and shield the printing space.
Description
Technical Field
The invention relates to the technical field of laser 3D printers, in particular to an anti-interference device for a laser 3D printer.
Background
Laser 3D printing technique is one of emerging technique, for efficiency lead in the present world, print the biggest high accuracy metal parts laser 3D of part size and print the equipment, and at the printing in-process, metal powder etc. can diffuse and pollute the printing space in the printing cavity, disturb the work of laser head.
In a laser metal 3D printer cavity box and a printer thereof disclosed in CN201920174187.5, an air flow flows in from an air flow channel on one side plate and flows out from an air flow channel on the opposite side plate. The flowing air flow brings the dust out of the cavity box, and a plurality of air flow channels which correspond to one another form a plurality of air flows with different layers, so that the dust in the cavity is more difficult to accumulate in the cavity;
1. gaps exist among the airflow channels which are in one-to-one correspondence, so that neutral positions exist among the tracks for discharging the metal powder, and the metal powder in the neutral positions has the conditions of small wind-receiving force and incapability of receiving wind in sections, so that the range for discharging the metal powder is reduced, and the discharge amount of the metal powder is limited;
2. the metal powder in the process of wind activity is easy to be diffused when being close to the air flow channel for discharging, so that the side plate can block part of the metal powder, and part of the metal powder can be kept in place, and the collection effect of the metal powder can be influenced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: overcome the not good technical problem of diffusion protection mode among the prior art metal powder printing process, provide a laser interference preventer for 3D printer.
The technical scheme adopted by the invention for solving the technical problems is as follows: an interference preventing device for a laser 3D printer, comprising:
the reciprocating driving part is arranged inside the laser 3D printer;
the blowing group is obliquely arranged on the reciprocating driving part, is close to one side of the metal powder printing groove and is suitable for blowing and lifting metal powder;
the magnetic suction part is arranged in the laser 3D printer close to the other side of the metal powder printing groove, is arranged on an oblique angle extension line of the blowing group and is suitable for magnetically sucking and collecting metal powder;
the reciprocating driving part is driven, the blowing group can blow and raise metal powder to the magnetic suction part in a radial reciprocating mode, so that the magnetic suction part can suck the metal powder.
Further, the reciprocating driving part comprises a first motor arranged in the laser 3D printer, a rotary disc eccentrically arranged on an output shaft of the first motor and a frame group arranged outside the rotary disc;
the frame group comprises a transverse plate and two vertical plates which are arranged on the transverse plate in a mirror image mode;
the first motor is driven, and the rotary disc can rotate eccentrically, so that the transverse plates can move circularly and repeatedly after the rotary disc intermittently pushes the two vertical plates to move laterally.
Furthermore, the reciprocating driving part also comprises two guide rods arranged outside the two vertical plates in a mirror image manner and two fixed cylinders arranged outside the two guide rods;
the two fixed cylinders are arranged inside the laser 3D printer, wherein the two fixed cylinders are arranged in the laser 3D printer;
when the turntable intermittently pushes two vertical plates to move, the two guide rods can penetrate through the two fixed cylinders to move.
Furthermore, a plurality of rows of ball grooves are circumferentially arranged on the inner wall of the fixed cylinder;
a plurality of hollow balls are arranged in the plurality of ball grooves in a rolling manner;
the hollow balls have elasticity;
the plurality of hollow balls laterally abut against the guide rod, wherein the guide rod is provided with a plurality of grooves;
when the guide rod penetrates the fixed cylinder to move, the hollow balls can deform, rub and roll.
Furthermore, the blowing group comprises a plurality of blowing pipes obliquely arranged on the vertical plate, a plurality of hoses communicated with the blowing pipes, a transition cylinder communicated with the hoses and a fan communicated with one end of the transition cylinder, wherein the blowing pipes are obliquely arranged on the vertical plate;
the fan is driven, and wind can be sequentially distributed to the plurality of hoses and the plurality of blowpipes through the transition cylinder, so that the plurality of blowpipes blow and raise metal powder to the magnetic suction part.
Further, the magnetic suction part comprises two rotating rollers rotatably arranged on the laser 3D printer, a second motor arranged in the laser 3D printer, a magnetic roller arranged on the second motor and rubber sleeves attached to the outer part of the magnetic roller and the two rotating rollers,
the magnetic roller is suitable for magnetically sucking the raised metal powder blown by the plurality of blowpipes through the rubber sleeve in sections, wherein the magnetic roller is arranged on the rubber sleeve;
the second motor is driven, and the rotary roller can drive the rubber sleeve to rotate so as to enable the metal powder to fall off.
Furthermore, a recovery tank is arranged adjacent to the metal powder printing tank;
the recovery groove is parallel to the magnetic roller, wherein;
the recovery tank is suitable for recovering metal powder falling off from the rubber sleeve.
Furthermore, a plurality of first rubber blocks are arranged on the inner side of the rubber sleeve at equal intervals;
the anti-interference device for the laser 3D printer further comprises a plurality of connecting grooves;
the connecting grooves are circumferentially distributed on the outer sides of the circumferences of the two rotating rollers and the outer sides of the magnetic rollers respectively;
the connecting grooves are suitable for inserting the first glue blocks.
Furthermore, a plurality of second rubber blocks are equidistantly arranged on the outer side of the rubber sleeve,
an accommodating groove is formed between every two second rubber blocks,
the holding tank is suitable for separating and storing the metal powder.
Further, the length of the magnetic roller and the length of the two rotating rollers are both smaller than the length of the rubber sleeve.
The invention has the advantages that;
the blowing group is used as the generation starting end of wind, so that the wind is divided into a plurality of strands to act on the raised metal powder in the printing work, the metal powder is conveyed towards one direction in a raising interval, and the raised metal powder is prevented from covering the printing space due to long-time diffusion;
the reciprocating driving part can carry out uninterrupted circulating driving on the blowing groups, so that the blowing groups can move in a radial reciprocating manner, and a blowing track of wind forms an air curtain in an interval in the process of repeatedly changing, thereby avoiding the problems of neutral position and clearance of the blowing track of the wind, and leading each point of the metal powder to move in a balanced wind-receiving manner;
magnetism portion of inhaling is as the terminal point of metal powder activity, lets the metal powder that blows the orbit and the diffusion of group circulation change wind along with blowing be concentrated in an interval and is adsorbed pending, avoids metal powder to have the problem of blockking in the collection process and collect the back and the secondary is diffused and is raised harm.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
Fig. 1 is a perspective view of an interference preventing device for a laser 3D printer according to the present invention;
FIG. 2 is a front view of a preferred embodiment of a laser 3D printer of the present invention;
FIG. 3 is a top view of the blowing assembly connecting the reciprocating drive section of the present invention;
FIG. 4 is a partial side view of the blower assembly connecting reciprocating drive of the present invention;
FIG. 5 is a side cross-sectional view of a guide bar inserting fixing cylinder of the present invention;
FIG. 6 is an enlarged view at A of FIG. 5 of the present invention;
FIG. 7 is a perspective view of the magnetic part of the present invention;
fig. 8 is a front view of the magnetic part of the present invention.
In the figure:
1. a reciprocating drive section; 11. a first motor; 12. a turntable;
13. a frame group; 131. a transverse plate; 132. a vertical plate; 14. a guide bar; 15. a fixed cylinder;
2. a laser 3D printer;
3. a blowing group; 31. a blowpipe; 32. a hose; 33. a transition cylinder; 34. a fan;
4. a metal powder printing slot;
5. a magnetic part; 51. rotating the roller; 52. a second motor; 53. a magnetic roller; 54. a rubber sleeve;
6. a ball groove;
7. a hollow ball;
8. a first rubber block;
9. connecting grooves;
10. a second glue block;
17. a recovery tank.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams each illustrating the basic structure of the present invention only in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, fig. 1 is a perspective view of an interference preventing device for a laser 3D printer according to the present invention; FIG. 2 is a front view of a preferred embodiment of a laser 3D printer of the present invention, as shown in FIG. 2; as shown in fig. 1-2, the present invention provides an interference preventing device for a laser 3D printer, including:
the device comprises a reciprocating driving part 1, a laser 3D printer 2 and a control part, wherein the reciprocating driving part 1 is arranged inside the laser 3D printer 2;
the blowing group 3 is obliquely arranged on the reciprocating driving part 1, the blowing group 3 is close to one side of the metal powder printing groove 4, the metal powder printing groove 4 is arranged in the laser 3D printer 2 and is right opposite to the lower part of the corresponding printing head, and the blowing group 3 is suitable for blowing and raising metal powder;
the magnetic suction part 5 is arranged inside the laser 3D printer 2 close to the other side of the metal powder printing groove 4, the magnetic suction part 5 is arranged on an oblique angle extension line of the blowing group 3, the oblique angle of the blowing group 3 is an elevation angle, and the magnetic suction part 5 is suitable for magnetically absorbing and collecting metal powder;
the reciprocating driving part 1 is driven, the blowing group 3 can radially and reciprocally blow and blow the raised metal powder to the magnetic absorption part 5 so as to enable the magnetic absorption part 5 to magnetically absorb the metal powder, specifically, the blowing group 3 is used as the starting end of wind, so that wind is divided into a plurality of strands to act on the raised metal powder in the printing work, the metal powder is conveyed towards one direction in a raising interval, and the raised metal powder is prevented from being diffused for a long time to shield the printing space;
the reciprocating driving part 1 can carry out uninterrupted circulating driving on the blowing group 3, so that the blowing group 3 can move in a radial reciprocating manner, an air curtain is formed in an interval in the process that the blowing track of the wind is changed repeatedly, the problems of neutral position and gap of the blowing track of the wind are solved, and each point of the metal powder is guided to move by being evenly blown by the wind;
magnetic absorption portion 5 is as the movable terminal point of metal powder, lets the metal powder that diffuses along with 3 circulation changes the orbit of blowing of wind of group of blowing be concentrated in an interval and is adsorbed pending, avoids metal powder to have the problem of blockking in the collection process and collect the back and the secondary is diffused and is raised harm.
As shown in fig. 3, fig. 3 is a top view of the blowing group connecting reciprocating driving part of the present invention; as shown in fig. 4, fig. 4 is a partial side view of the blowing group connecting reciprocating driving part of the present invention; as shown in fig. 3-4, the reciprocating driving part 1 includes a first motor 11 disposed in the laser 3D printer 2, a rotary disc 12 eccentrically disposed on an output shaft of the first motor 11, and a frame group 13 disposed outside the rotary disc 12;
the frame group 13 comprises a horizontal plate 131 and two vertical plates 132 which are vertically arranged on the horizontal plate 131 in a mirror image manner;
the drive first motor 11, carousel 12 can eccentric rotation, so that carousel 12 is interrupted the side and is pushed away two behind the riser 132 activity, diaphragm 131 circulation removes repeatedly, and is concrete, and first motor 11 drives the eccentric rotatory process of carousel 12, makes carousel 12 side push away one of them riser 132, and one of them riser 132 begins to keep away from carousel 12, and one of them riser 132 atress drives another riser 132 activity through diaphragm 131, makes another riser 132 become the state that is close carousel 12 from the state of keeping away from carousel 12 gradually, so that carousel 12 rotation in-process side push away another riser 132, and the interrupted atress process of two risers 132 is exactly the process of diaphragm 131 reciprocating motion.
However, the patent also has the following problem that the movable state of the transverse plate 131 does not receive relative force and cannot ensure radial movement:
the reciprocating driving part 1 also comprises two guide rods 14 which are arranged outside the two vertical plates 132 in a mirror image mode, and two fixed cylinders 15 which are arranged outside the two guide rods 14;
the two fixed cylinders 15 are arranged inside the laser 3D printer 2, wherein;
when the turntable 12 intermittently pushes the two vertical plates 132 laterally, the two guide rods 14 can penetrate through the two fixed cylinders 15 for movement, specifically, the two fixed cylinders 15 have a limiting effect on the two vertical plates 132 through the two guide rods 14, so that the transverse plate 131 can only move back and forth in the process of receiving corresponding acting force, and cannot be separated from the transverse plate by moving the two guide rods 14 left and right in the two fixed cylinders 15, thereby stably realizing the radial reciprocating work of the blowing group 3.
However, this patent also has a problem that the guide rod 14 has a large moving resistance and lacks a lubricating effect, as shown in fig. 5, which is a side sectional view of the guide rod insertion fixing cylinder of the present invention; FIG. 6 is an enlarged view of FIG. 5 at A of the present invention, as shown in FIG. 6; as shown in fig. 5-6, a plurality of rows of ball grooves 6 are circumferentially arranged on the inner wall of the fixed cylinder 15;
a plurality of hollow balls 7 are arranged in the plurality of ball grooves 6 in a rolling manner;
a plurality of the hollow balls 7 have elasticity;
the hollow balls 7 are laterally abutted against the guide rods 14, wherein;
when the guide rod 14 penetrates through the fixed cylinder 15 to move, the hollow balls 7 can deform, rub and roll; the plurality of ball grooves 6 are incomplete spheres, the plurality of hollow balls 7 can roll in the ball grooves under stress, the opening size of the plurality of ball grooves 6 is smaller than the size of the largest cross section of the plurality of hollow balls 7, so that the plurality of hollow balls 7 cannot fall off from the plurality of ball grooves 6, the guide rod 14 is supported and limited by the plurality of layers of hollow balls 7 in the penetrating process of the fixing barrel 15, the movable resistance of the guide rod 14 is reduced, the plurality of layers of hollow balls 7 can deform and reset in the up-and-down or left-and-right movement of the guide rod 14, and slight unnecessary movable acting force of the guide rod 14 is reduced by buffer protection.
As shown in fig. 3, fig. 3 is a top view of the connection reciprocating driving part of the blowing group of the present invention, the blowing group 3 includes a plurality of blowpipes 31 obliquely arranged on the riser 132, a plurality of hoses 32 communicated with the plurality of blowpipes 31, a transition cylinder 33 communicated with the plurality of hoses 32, and a blower 34 communicated with one end of the transition cylinder 33;
drive fan 34, wind can pass through transition section of thick bamboo 33 shunts to a plurality of in proper order hose 32 and a plurality of blowing pipe 31 makes a plurality of blowing pipe 31 blows to raise metal powder extremely magnetic part 5, and is specific, and the angle between air outlet and the riser 132 of a plurality of blowing pipes 31 is the angle of elevation, lets the metal powder wind-borne intensity of raising stronger, reduces its probability that drops back to metal powder printing slot 4 once more, lets the accurate angle along with a plurality of blowing pipes 31 of metal powder and towards the activity of magnetic part 5, and fan 34 can connect inert gas generating equipment, lets inert gas get into transition section of thick bamboo 33 transition back rethread a plurality of hoses 32 reposition of redundant personnel along with wind-force, finally gets into a plurality of blowing pipes 31 and carries out corresponding effect to metal powder through a plurality of hoses 32, and 31 become the wind-force wind stream of same position, and it has still played certain pressurization effect, has saved energy resource consumption, has strengthened metal powder's flow efficiency.
However, the patent also has a problem that the metal powder cannot be automatically recovered after being adsorbed, as shown in fig. 7, fig. 7 is a schematic perspective view of the magnetic part of the present invention; as shown in fig. 8, fig. 8 is a front view of a magnetic suction part of the present invention, and as shown in fig. 7 to 8, the magnetic suction part 5 includes two rotating rollers 51 rotatably disposed on the laser 3D printer 2, a second motor 52 disposed inside the laser 3D printer 2, a magnetic roller 53 disposed on the second motor 52, and a rubber sleeve 54 attached to the outer portion of the magnetic roller 53 and the two rotating rollers 51,
the magnetic roller 53 is adapted to magnetically attract the raised metal powder blown by the plurality of blowpipes 31 in sections through the rubber sleeve 54, wherein;
the second motor 52 is driven, the rotating rollers 51 can drive the rubber sleeve 54 to rotate, so that metal powder falls off, specifically, the rubber sleeve 54 is supported into a triangular shape by the two rotating rollers 51 and the magnetic roller 53, the metal powder is adsorbed and adhered in the process of drifting towards the rubber sleeve 54 in a segmentation mode, the adhered part is an arc-shaped segmented part formed by overlapping the magnetic roller 53 and the rubber sleeve 54, the second motor 52 drives the magnetic roller 53 to rotate in the rotating process to enable the rubber sleeve 54 to rotate and drive the two rotating rollers 51 to rotate, the segment where the rubber sleeve 54 adsorbs and adheres the metal powder is gradually far away from the magnetic roller 53 along with the rotating process to weaken the magnetic adsorption acting force until the metal powder falls off from the rubber sleeve 54, and the falling segment of the metal powder on the rubber sleeve 54 is an inclined segment arranged below.
Preferably, a recovery tank 17 is arranged adjacent to the metal powder printing tank 4;
on the recovery tank 17 in parallel with the magnetic roller 53, wherein;
the recycling tank 17 is adapted to recycle metal powder dropped off from the rubber sheath 54, specifically,
the length of the recovery tank 17 is larger than the outer diameter of the magnetic roller 53, and the metal powder falling off from the rubber sleeve 54 finally enters the recovery tank 17 to be recovered, so that the metal powder cannot collide with the wall of the recovery tank 17 in the recovery process and be diffused and raised.
Preferably, a plurality of first rubber blocks 8 are equidistantly arranged on the inner side of the rubber sleeve 54;
the anti-interference device for the laser 3D printer 2 further comprises a plurality of connecting grooves 9;
the connecting grooves 9 are circumferentially distributed on the outer sides of the circumferences of the two rotating rollers 51 and the outer sides of the magnetic rollers 53 respectively, wherein;
the connecting grooves 9 are suitable for inserting the first glue blocks 8; the first rubber blocks 8 and the connecting grooves 9 are meshed with each other, so that the connection stability between the rubber sleeve 54 and the magnetic roller 53 and between the two rotating rollers 51 is improved, the rubber sleeve 54 cannot be partially separated or slide in the rotating process, and the rotating work of the rubber sleeve 54, the magnetic roller 53 and the rubber sleeve 54 and the transmission effect among the rubber sleeve 54, the magnetic roller 53 and the rubber sleeve 54 are better.
However, this patent also has a problem that the metal powder stuck on the segment of the gum cover 54 tends to gather in the vicinity of the magnet roller 53 all the time as it moves;
a plurality of second rubber blocks 10 are equidistantly arranged on the outer side of the rubber sleeve 54,
a containing groove is formed between every two second rubber blocks 10,
the holding tank is suitable for separating and stores metal powder, and is specific, and gum cover 54 lets a plurality of holding tanks separate metal powder back along with rotatory process, enables the second and glues piece 10 and stops to metal powder, lets the second glue piece 10 along with gum cover 54's activity process side push away metal powder, lets metal powder keep away from magnetic roll 53's work can not disturbed to it is smooth and easy to guarantee to separate back metal powder's the work that breaks away from.
Preferably, the length of the magnetic roller 53 and the length of the two rotating rollers 51 are smaller than the length of the rubber sleeve 54, and specifically, the rubber sleeve 54 is suitable for shielding the side ends of the two rotating rollers 51 and the magnetic roller 53, so that the phenomenon that metal powder is adsorbed on the side wall of the magnetic roller 53 in the process of being magnetically attracted to cause the transmission matching work of the magnetic roller 53 and the rubber sleeve 54 to be invalid is avoided.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a laser 3D printer is with jam-proof device which characterized in that includes:
the reciprocating driving part (1), the reciprocating driving part (1) is arranged in the laser 3D printer (2);
the blowing group (3) is obliquely arranged on the reciprocating driving part (1), the blowing group (3) is close to one side of the metal powder printing groove (4), and the blowing group (3) is suitable for blowing and lifting metal powder;
the magnetic suction part (5) is arranged inside the laser 3D printer (2) close to the other side of the metal powder printing groove (4), the magnetic suction part (5) is arranged on an oblique angle extension line of the blowing group (3), and the magnetic suction part (5) is suitable for magnetically sucking and collecting metal powder;
drive reciprocal drive division (1), group (3) of blowing can radially reciprocate to sweep and raise metal powder extremely portion (5) are inhaled to magnetism, so that portion (5) magnetism is inhaled to magnetism is inhaled metal powder.
2. The interference preventing device for a laser 3D printer according to claim 1,
the reciprocating driving part (1) comprises a first motor (11) arranged in the laser 3D printer (2), a rotary table (12) eccentrically arranged on an output shaft of the first motor (11) and a frame group (13) arranged outside the rotary table (12);
the frame group (13) comprises a transverse plate (131) and two vertical plates (132) which are arranged on the transverse plate (131) in a mirror image vertical mode;
the first motor (11) is driven, the rotary disc (12) can rotate eccentrically, so that the rotary disc (12) intermittently pushes two vertical plates (132) to move, and the transverse plate (131) moves repeatedly in a circulating mode.
3. The interference preventing device for a laser 3D printer according to claim 2,
the reciprocating driving part (1) further comprises two guide rods (14) arranged outside the two vertical plates (132) in a mirror image mode and two fixed cylinders (15) arranged outside the two guide rods (14);
the two fixed cylinders (15) are arranged inside the laser 3D printer (2);
when the turntable (12) intermittently pushes two vertical plates (132) to move, the two guide rods (14) can penetrate through the two fixed cylinders (15) to move.
4. The interference preventing device for a laser 3D printer according to claim 3,
a plurality of rows of ball grooves (6) are formed in the inner wall of the fixed cylinder (15) in a circumferential manner;
a plurality of hollow balls (7) are arranged in the plurality of ball grooves (6) in a rolling manner;
a plurality of the hollow balls (7) have elasticity;
the hollow balls (7) are laterally abutted against the guide rod (14), wherein;
when the guide rod (14) penetrates through the fixed cylinder (15) to move, the hollow balls (7) can deform, rub and roll.
5. The interference preventing device for a laser 3D printer according to claim 4,
the blowing group (3) comprises a plurality of blowing pipes (31) obliquely arranged on the vertical plate (132), a plurality of hoses (32) communicated with the plurality of blowing pipes (31), a transition cylinder (33) communicated with the plurality of hoses (32) and a fan (34) communicated with one end of the transition cylinder (33), wherein;
the fan (34) is driven, and wind can be sequentially distributed to the plurality of hoses (32) and the plurality of blowpipes (31) through the transition cylinder (33), so that the plurality of blowpipes (31) blow and raise metal powder to the magnetic suction part (5).
6. The interference preventing device for a laser 3D printer according to claim 5,
the magnetic suction part (5) comprises two rotating rollers (51) rotatably arranged on the laser 3D printer (2), a second motor (52) arranged inside the laser 3D printer (2), a magnetic roller (53) arranged on the second motor (52) and rubber sleeves (54) which are attached to the outside of the magnetic roller (53) and the two rotating rollers (51),
the magnetic roller (53) is suitable for magnetically sucking the raised metal powder blown by the plurality of blowpipes (31) in a segmented manner through the rubber sleeve (54), wherein;
the second motor (52) is driven, and the rotary roller (51) can drive the rubber sleeve (54) to rotate so as to enable metal powder to fall off.
7. The interference preventing device for a laser 3D printer according to claim 6,
a recovery tank (17) is arranged adjacent to the metal powder printing tank (4);
the recovery tank (17) is parallel to the magnetic roller (53), wherein;
the recovery tank (17) is suitable for recovering metal powder falling off from the rubber sleeve (54).
8. The interference preventing device for a laser 3D printer according to claim 7,
a plurality of first rubber blocks (8) are arranged on the inner side of the rubber sleeve (54) at equal intervals;
the anti-interference device for the laser 3D printer (2) further comprises a plurality of connecting grooves (9);
the connecting grooves (9) are respectively distributed on the outer sides of the circumferences of the two rotating rollers (51) and the outer sides of the magnetic rollers (53) in a circumferential manner;
the connecting grooves (9) are suitable for being inserted with the first glue blocks (8).
9. The interference preventing device for a laser 3D printer according to claim 8,
a plurality of second rubber blocks (10) are equidistantly arranged on the outer side of the rubber sleeve (54),
an accommodating groove is formed between every two second rubber blocks (10),
the holding tank is adapted to separately store metal powder.
10. The interference preventing device for a laser 3D printer according to claim 9,
the length of the magnetic roller (53) and the lengths of the two rotating rollers (51) are both smaller than the length of the rubber sleeve (54).
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57169001A (en) * | 1981-04-06 | 1982-10-18 | Sumitomo Metal Ind Ltd | Method and device for treating metallic powder |
| CN2737476Y (en) * | 2004-08-19 | 2005-11-02 | 王建东 | Blowing and exhausting apparatus for cleaning adhesive and attachment of article surfaces from different angles |
| KR100647037B1 (en) * | 2005-10-26 | 2006-11-23 | 에스엠반도체(주) | Device for cleaning mmc |
| KR101498162B1 (en) * | 2014-12-08 | 2015-03-12 | 주식회사 두웅 | Dust cleaner cyclone-type auto dust collecting device using ejector |
| CN105855040A (en) * | 2016-05-31 | 2016-08-17 | 张荣斌 | Oblique grading and magnetic separation device |
| US20170014905A1 (en) * | 2015-07-13 | 2017-01-19 | Sodick Co., Ltd. | Metal 3d printer |
| CN107570705A (en) * | 2017-07-20 | 2018-01-12 | 武汉大学 | Metal increasing material manufacturing magnetically controlled sputter method and device |
| CN211802956U (en) * | 2019-12-17 | 2020-10-30 | 武汉阿尔法激光有限公司 | Dustproof mechanism of metal 3D printer |
| CN112202060A (en) * | 2020-08-19 | 2021-01-08 | 华翔翔能科技股份有限公司 | High-low voltage complete set electrical cabinet structure |
| KR102275470B1 (en) * | 2021-02-03 | 2021-07-12 | 송애자 | Dust collecting system |
| CN213882388U (en) * | 2020-11-04 | 2021-08-06 | 乳山市人民医院 | Hospital's archives dust removal processing apparatus |
| KR102392295B1 (en) * | 2021-07-18 | 2022-04-29 | (주)아름덴티스트리 | Metal 3D printer |
-
2022
- 2022-07-15 CN CN202210835967.6A patent/CN115213431B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57169001A (en) * | 1981-04-06 | 1982-10-18 | Sumitomo Metal Ind Ltd | Method and device for treating metallic powder |
| CN2737476Y (en) * | 2004-08-19 | 2005-11-02 | 王建东 | Blowing and exhausting apparatus for cleaning adhesive and attachment of article surfaces from different angles |
| KR100647037B1 (en) * | 2005-10-26 | 2006-11-23 | 에스엠반도체(주) | Device for cleaning mmc |
| KR101498162B1 (en) * | 2014-12-08 | 2015-03-12 | 주식회사 두웅 | Dust cleaner cyclone-type auto dust collecting device using ejector |
| US20170014905A1 (en) * | 2015-07-13 | 2017-01-19 | Sodick Co., Ltd. | Metal 3d printer |
| CN105855040A (en) * | 2016-05-31 | 2016-08-17 | 张荣斌 | Oblique grading and magnetic separation device |
| CN107570705A (en) * | 2017-07-20 | 2018-01-12 | 武汉大学 | Metal increasing material manufacturing magnetically controlled sputter method and device |
| CN211802956U (en) * | 2019-12-17 | 2020-10-30 | 武汉阿尔法激光有限公司 | Dustproof mechanism of metal 3D printer |
| CN112202060A (en) * | 2020-08-19 | 2021-01-08 | 华翔翔能科技股份有限公司 | High-low voltage complete set electrical cabinet structure |
| CN213882388U (en) * | 2020-11-04 | 2021-08-06 | 乳山市人民医院 | Hospital's archives dust removal processing apparatus |
| KR102275470B1 (en) * | 2021-02-03 | 2021-07-12 | 송애자 | Dust collecting system |
| KR102392295B1 (en) * | 2021-07-18 | 2022-04-29 | (주)아름덴티스트리 | Metal 3D printer |
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| CN115213431B (en) | 2024-01-26 |
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