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CN-122007454-A - Large-scale multipurpose clear powder equipment suitable for 3D prints

CN122007454ACN 122007454 ACN122007454 ACN 122007454ACN-122007454-A

Abstract

The invention relates to the technical field of 3D printing, and discloses large-scale multipurpose powder cleaning equipment suitable for 3D printing, which comprises two groups of equipment support frames symmetrically arranged, a plurality of groups of equipment host frames arranged above the equipment support frames, sliding rails fixedly arranged on three sides of the front/back/top of the equipment host frames, a door body connected to the inner surface of the sliding rails in a sliding manner, and an oiling mechanism for preventing the joint of the sliding rails and the door body from being worn. According to the invention, by arranging the powder cleaning equipment main body and the oil injection mechanism, when powder is cleaned on 3D metal printing workpieces with different sizes and complex structures, the manual operation steps are obviously reduced, the powder cleaning efficiency is improved and the powder residue is reduced through flexible adaptation of the equipment support frame body and the linkage of the rotation mechanism and the air hammer vibrator, and lubricating oil can be automatically injected into the joint of the equipment support frame body and the air hammer vibrator when the door body slides along the sliding rail, so that the effect of adapting the powder cleaning requirements of workpieces with multiple specifications is realized, and the service life of the sliding rail and the door body is prolonged.

Inventors

  • ZHANG RUNSHEN

Assignees

  • 天津艾德玛克科技有限公司

Dates

Publication Date
20260512
Application Date
20260324

Claims (10)

  1. 1. The large-scale multipurpose powder cleaning device suitable for 3D printing is characterized by comprising a powder cleaning device main body (100), wherein the powder cleaning device main body (100) comprises two groups of symmetrically placed device support frames (110), a plurality of groups of device host frames (120) arranged above the device support frames (110), sliding rails (130) fixedly arranged on three sides of the front/back/top of the device host frames (120), and a door body (140) connected to the inner surface of the sliding rails (130) in a sliding manner; The device also comprises an oiling mechanism (200) for preventing the joint of the sliding rail (130) and the door body (140) from being worn; The oiling mechanism (200) comprises a bearing component (210) for providing a storage space and a conveying channel for lubricating oil, a pumping component (220) for providing power for conveying the bearing component (210), and a transmission component (230) capable of automatically controlling the pumping component (220) to provide power for the bearing component (210) when the door body (140) is opened; the oiling mechanism (200) is provided with three groups and is respectively positioned at the outer sides of the three groups of sliding rails (130); The bearing assembly (210) comprises an oil storage tank (211) fixedly arranged on the outer side of the sliding rail (130), a flow guide pipe (212) communicated with the top of the oil storage tank (211), a cylinder (213) communicated with the top of the flow guide pipe (212), and an oil delivery hose (214) communicated with the inner cavity of the cylinder (213) and matched with the sliding rail (130); The outer end of the oil delivery hose (214) is communicated to the inner cavity of the sliding rail (130).
  2. 2. The large-scale multipurpose powder cleaning device suitable for 3D printing according to claim 1, wherein the device support frame body (110) is provided with a mounting adjustment wedge block, bolt pre-tightening notches are reserved on the device support frame body (110) up and down, the device host frame (120) is composed of a left bracket, a right bracket and an upper bracket, a lower bracket, the four parts of the device host frame (120) are respectively welded and locked through bolts, and the device host frame (120) is a workpiece in-out, rotating mechanism, a sealing chamber and a lifting carrier; An inflatable sealing ring is arranged at the joint of the sliding rail (130) and the door body (140), and the door body (140) horizontally slides along the sliding rail (130) through a rodless cylinder; The powder cleaning equipment main body (100) further comprises a rotation mechanism, a sealing chamber and a workbench which are arranged on the inner side of the equipment main frame (120), wherein the rotation mechanism consists of an X-axis rotation part and a Z-axis rotation part, the power parts of the rotation mechanism are realized through worm and gear transmission and a planetary reducer, the rotation mechanism realizes the X-axis rotation through a L arm which is bilaterally symmetrical, the L arm is connected with a middle Z-axis rotation support, and the rotation mechanism jointly realizes 359 DEG rotation in a single direction; The workbench is fixed on the Z-axis rotary support, an air hammer vibrator is arranged on the workbench, and a substrate fixing hole which is adapted to the size of the 3D printing universal substrate is reserved on the workbench; The sealed cavity adopts the piecemeal installation technology, but the lower inner bag of sealed cavity is custom structure, and the lower inner bag is reserved and is collected the powder device, equipment support body (110) with the inner bag is joined in marriage under the sealed cavity is suitably joined in marriage, can cancel according to collection powder demand equipment support body (110) and change inner bag structure under the sealed cavity.
  3. 3. The large-scale multipurpose powder cleaning apparatus for 3D printing according to claim 2, wherein the pumping assembly (220) comprises a mounting frame (221) fixedly mounted on the outer surface of the cylinder body (213), a cross rod (222) rotatably connected to the inner surface of the mounting frame (221), a crank (223) fixedly sleeved on the outer end surface of the cross rod (222), a driving rod (224) hinged on the outer end surface of the crank (223), a driven rod (225) hinged on the other end of the driving rod (224), and a piston (226) hinged on the other end of the driven rod (225); the piston (226) is located inside the cylinder (213), and an outer surface of the piston (226) is in frictional contact with an inner wall of the cylinder (213).
  4. 4. The large scale multipurpose powder cleaning apparatus for 3D printing of claim 3, wherein the pumping assembly (220) further comprises a first check valve (227) hinged to the bottom of the piston (226), and a second check valve (228) disposed in the inner cavity of the flow guide tube (212) and used in cooperation with the first check valve (227).
  5. 5. The large-scale multipurpose powder cleaning device suitable for 3D printing according to claim 4, wherein the transmission assembly (230) comprises a fixed frame (231) fixedly connected to the outer side of the mounting frame (221), a force-bearing rod (232) which is slidingly connected to the inner surface of the fixed frame (231) and matched with the door body (140) for use, and a pin bush (233) fixedly connected to one end, far away from the door body (140), of the force-bearing rod (232); The inner surface of the pin sleeve (233) is fixedly connected with a cylindrical pin, the pin sleeve (233) is slidably connected to the inner surface of the fixed frame (231), and a spring is installed at the joint of the pin sleeve (233) and the fixed frame (231).
  6. 6. The large-scale multipurpose powder cleaning device suitable for 3D printing according to claim 5, wherein the transmission assembly (230) further comprises a rotating shaft (234) rotatably connected to the inner surface of the fixed frame (231), and arc grooves (235) and straight grooves (236) respectively formed on the two side surfaces of the rotating shaft (234); The two ends of the arc groove (235) and the straight groove (236) are mutually communicated, and the pin of the pin sleeve (233) is positioned at the inner side of the arc groove (235) in the initial state.
  7. 7. The large-scale multipurpose powder cleaning device for 3D printing according to claim 6, wherein the transmission assembly (230) further comprises a first bevel gear (237) fixedly sleeved at the penetrating end of the rotating shaft (234), and a second bevel gear (238) meshed with the outer surface of the first bevel gear (237) and used with the cross rod (222); The second bevel gear (238) is fixedly sleeved at one end of the cross rod (222) away from the crank (223).
  8. 8. The large scale multipurpose powder cleaning apparatus for 3D printing as recited in claim 7, wherein the oil injection mechanism (200) further includes an adjustment assembly (240) for controlling a single oil delivery amount of the pumping assembly (220); the adjusting component (240) is arranged on the outer side of the cylinder body (213).
  9. 9. The large-scale multipurpose powder cleaning apparatus for 3D printing according to claim 8, wherein the adjusting assembly (240) comprises a supporting plate (241) hinged to the outer surface of the cylinder (213), a threaded rod (242) fixedly installed on the inner surface of the supporting plate (241) through a bearing, an internal thread block (243) screwed on the outer surface of the threaded rod (242), a connecting rod (244) hinged on the outer surface of the internal thread block (243) and used with the crank (223), and an arc-shaped track (245) fixedly connected on the outer surface of the cylinder (213) and used with the internal thread block (243); The outer end face of the connecting rod (244) is hinged to the joint of the crank (223) and the driving rod (224), and the internal thread block (243) is slidably connected to the inner wall of the arc-shaped track (245).
  10. 10. The large-scale multipurpose powder cleaning device suitable for 3D printing of claim 9, wherein the outer end surface of the threaded rod (242) is integrally formed with a star-shaped adjusting knob, and the surface of the star-shaped adjusting knob is provided with anti-skid patterns.

Description

Large-scale multipurpose clear powder equipment suitable for 3D prints Technical Field The invention relates to the technical field of 3D printing, in particular to a large-scale multipurpose powder cleaning device suitable for 3D printing. Background In recent years, high-efficiency operation is a topic continuously explored and discussed by the manufacturing industry, and the rapid development of the 3D printing industry is a topic which is injected with strong power. In 3D metal printing, the workpiece after printing needs to be cleaned first, then is subjected to subsequent post-treatment, in the prior art, for small workpieces, people usually move the workpiece out of a forming cavity of a printer first, then manually clean the workpiece, cleaned powder is generally not recycled, for medium and large workpieces, people start to clean the workpiece by means of special powder cleaning equipment, and as the complexity of the scene and the part size of the application of the 3D printing technology is diversified, the single-size powder cleaning equipment is difficult to meet the requirement of the variety. Disclosure of Invention The present invention has been made in view of the above-mentioned problems with the existing large-sized multipurpose powder cleaning apparatus suitable for 3D printing. Therefore, the invention aims to provide a large-scale multipurpose powder cleaning device suitable for 3D printing. In order to solve the technical problems, the invention provides the following technical proposal that the invention comprises a main body of powder cleaning equipment; The powder cleaning equipment main body comprises two groups of equipment supporting frame bodies which are symmetrically placed, a plurality of groups of equipment host machine frames which are arranged above the equipment supporting frame bodies, sliding rails which are fixedly arranged on the front/back/top three sides of the equipment host machine frames, and a door body which is connected to the inner surface of the sliding rails in a sliding manner; The oil injection mechanism is used for preventing the joint of the sliding rail and the door body from being worn; The oiling mechanism comprises a bearing assembly for providing a storage space and a conveying channel for lubricating oil, a pumping assembly for providing power for conveying the bearing assembly, and a transmission assembly capable of automatically controlling the pumping assembly to provide power for the bearing assembly when the door body is opened; the oiling mechanisms are provided with three groups and are respectively positioned at the outer sides of the three groups of sliding rails; the bearing assembly comprises an oil storage tank fixedly arranged on the outer side of the sliding rail, a flow guide pipe communicated with the top of the oil storage tank, a cylinder body communicated with the top of the flow guide pipe, and an oil delivery hose communicated with the inner cavity of the cylinder body and matched with the sliding rail for use; the outer end of the oil delivery hose is communicated to the inner cavity of the sliding rail. The invention relates to a large-scale multipurpose powder cleaning device suitable for 3D printing, which is characterized in that a device support frame body is provided with a mounting adjustment wedge block, a bolt pre-tightening notch is reserved on the device support frame body up and down, a device host frame consists of a left bracket, a right bracket and an upper bracket, a lower bracket, the four parts of the device host frame are respectively welded and processed and are locked by a bolt, and the device host frame is a workpiece in-out carrier, a rotation mechanism, a sealing chamber carrier and a lifting carrier; An inflatable sealing ring is arranged at the joint of the sliding rail and the door body, and the door body horizontally slides along the sliding rail through a rodless cylinder; The main body of the powder cleaning equipment also comprises a rotation mechanism, a sealing chamber and a workbench, wherein the rotation mechanism, the sealing chamber and the workbench are arranged on the inner side of the main frame of the equipment, the rotation mechanism consists of an X-axis rotation part and a Z-axis rotation part, the power parts of the rotation mechanism are realized through worm gear transmission and a planetary reducer, the rotation mechanism realizes the X-axis rotation through L arms which are bilaterally symmetrical, the L arms are connected with a middle Z-axis rotation support, and the rotation of 359 DEG in a single direction is realized together; The workbench is fixed on the Z-axis rotary support, an air hammer vibrator is arranged on the workbench, and a substrate fixing hole which is adapted to the size of the 3D printing universal substrate is reserved on the workbench; the sealed cavity adopts the piecemeal installation technology, but the lower inner bag of sealed cavity is custom stru