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CN-224223568-U - 3D prints a burnishing machine

CN224223568UCN 224223568 UCN224223568 UCN 224223568UCN-224223568-U

Abstract

The utility model discloses a 3D printing part polishing machine, which comprises a base and a plurality of polishing rollers, wherein two supporting parts are oppositely arranged on the upper surface of the base, circular through holes are formed in the supporting parts, gear teeth are circumferentially arranged on the hole walls of the circular through holes, driven gears are fixedly connected to the two sides of each polishing roller respectively and are positioned in the circular through holes and meshed with the gear teeth on the hole walls of the circular through holes, a driving motor is arranged on one side of the base, the front end of an output shaft of the driving motor is connected with a driving rod, two driving gears are fixedly arranged on a rod body of the driving rod and positioned at the center of each circular through hole, the driving gears and the driven gears in the circular through holes form a planetary gear set, and abrasive materials are arranged in the polishing rollers. The polishing rollers are linked through the planetary gear set, so that the polishing efficiency is improved, and the aim of avoiding damage to printed parts caused by mutual collision in polishing is fulfilled.

Inventors

  • CHEN DOUDOU
  • ZHU DAKE
  • XUE MING

Assignees

  • 江苏师范大学科文学院

Dates

Publication Date
20260512
Application Date
20250613

Claims (10)

  1. 1. A3D printing part polishing machine is characterized by comprising a base (1) and a plurality of polishing rollers (2), wherein two supporting parts (11) are oppositely arranged on the upper surface of the base (1), round through holes (12) are formed in the supporting parts (11), gear teeth are circumferentially arranged on the hole walls of the round through holes (12), driven gears (23) are fixedly connected to the two sides of the polishing rollers (2) respectively, the driven gears (23) are located in the round through holes (12) and meshed with the gear teeth on the hole walls of the round through holes (12), a driving motor (3) is arranged on one side of the base (1), a driving rod (4) is connected to the front end of an output shaft of the driving motor (3), two driving gears (41) are fixedly arranged on rod bodies of the driving rod (4), the driving gears (41) are located at the centers of the round through holes (12), planetary gear sets are formed by the driving gears (41) and the plurality of driven gears (23) in the round through holes (12), and abrasive materials are arranged in the polishing rollers (2).
  2. 2. 3D printing part polisher according to claim 1 characterized in that the diameter of the driving gear (41) is smaller than the diameter of the driven gear (23), the driving gear (41) and the driven gears (23) in the circular through hole (12) form a planetary reduction gear set.
  3. 3. The 3D printing part polishing machine according to claim 1, wherein a balancing weight (5) is mounted on the upper surface of the base (1), and a driving motor (3) is mounted on the upper surface of the balancing weight (5).
  4. 4. The 3D printing part polishing machine according to claim 1, wherein a plurality of threaded holes are formed in the lower surface array of the base (1), threaded rods (6) are arranged in the threaded holes, and supporting legs (61) are arranged at the bottoms of the threaded rods (6).
  5. 5. The 3D printing part polishing machine according to claim 1, wherein a limiting groove (121) is circumferentially arranged on the hole wall of the round through hole (12), and gear teeth are circumferentially arranged on the groove bottom of the limiting groove (121).
  6. 6. The 3D printing part polishing machine according to claim 1, wherein the polishing roller (2) comprises a roller body (21), a polishing inner cavity (211) is arranged in the roller body (21), abrasive materials are placed in the polishing inner cavity (211), and a roller cover (22) is detachably fixed on the top of the roller body (21).
  7. 7. The 3D printing piece polishing machine according to claim 6, wherein a sinking table (212) is arranged at the top of the cylinder (21), sealing transverse grooves (2121) are formed in the upper surface of the sinking table (212), sealing vertical grooves (2122) are formed in inner vertical surfaces of two sides of the sinking table (212), sealing transverse strips (221) matched with the sealing transverse grooves (2121) are formed in the bottom of the cylinder cover (22), and sealing vertical strips (222) matched with the sealing vertical grooves (2122) are formed in outer vertical surfaces of two sides of the cylinder cover (22).
  8. 8. The 3D printing piece polishing machine of claim 7, wherein two sealing transverse grooves (2121) are respectively arranged on two sides of the upper surface of the sinking table (212), four sealing vertical grooves (2122) are respectively arranged on inner vertical surfaces on two sides of the sinking table (212) in pairs.
  9. 9. The 3D printing piece polishing machine according to claim 6, wherein the section of the polishing inner cavity (211) is a concave cambered surface, a plurality of partition plates (24) are connected inside the polishing inner cavity (211) in a sliding mode, an inner concave surface (223) is arranged on the lower surface of the cylinder cover (22), and the inner concave surface (223) is attached to the top of the partition plates (24).
  10. 10. The 3D printing part polishing machine according to claim 9, wherein the side surface of the partition plate (24) is attached to the concave cambered surface, the concave cambered surface is provided with a plurality of limiting sliding grooves (2111), the partition plate (24) is provided with limiting sliding blocks (241) matched with the limiting sliding grooves (2111), and the partition plate (24) is in sliding connection with the polishing inner cavity (211) through sliding fit between the limiting sliding grooves (2111) and the limiting sliding blocks (241).

Description

3D prints a burnishing machine Technical Field The utility model belongs to the technical field of polishing equipment, and particularly relates to a polishing machine for 3D printing handholds. Background Traditional sponsorship relies on mould die sinking and manual sculpture, and cycle is long, with high costs, and 3D prints the sponsorship, stacks the material through digital modeling layer by layer, need not the mould and can make complicated sponsorship fast, reduces development cycle, improves development efficiency to the cost of manufacture has been reduced. The 3D prints the piece and stacks through the layer by layer and form, can form the layering, influence the handling aesthetic feeling, and print the process and also can produce the burr, influence the feel, adopt the burnishing machine to polish 3D to reach burring and layering's purpose in the tradition, because vibration burnishing machine utilizes the vortex motion of abrasive grain to polish 3D to print the piece, if 3D prints the piece structural shape inhomogeneous, can lead to local overgrinding, cause 3D to print the piece to damage, and barrel burnishing machine's centrifugal motion makes 3D print the piece and can all-round contact abrasive material, reduce the problem that polishing depth is different, for example, the chinese utility model of publication number CN222537292U is disclosed a 3D prints a burnishing machine, through being equipped with the burnishing piece, when using, gasbag and the homophase opposite direction rotation of roller, the burnishing efficiency is higher, and sustainable polishing can carry out high efficiency polishing to the printing piece, thereby can solve polishing material uneven distribution and cause the uneven or the problem that surface quality of printing piece is not up to standard. But the cylinder burnishing machine can place a plurality of 3D in the cylinder and print the piece in order to improve polishing efficiency when polishing, and these 3D print can collide each other when the polishing of cylinder internal roll, causes the collision to hinder, influences the quality of 3D print, has increased the damage rate of 3D print. Disclosure of utility model The utility model aims to provide a plurality of polishing rollers, the polishing rollers are connected through a planetary gear set, and the polishing rollers are driven by a driving motor to rotate and revolve around a driving rod, so that the problem that a plurality of 3D printing pieces collide with each other during rolling and polishing in one roller in the background art to cause collision injury is solved. The specific technical scheme of the utility model is as follows: The utility model provides a 3D prints a burnishing machine, including base and several polishing cylinder, the base upper surface is equipped with two support pieces relatively, support piece is equipped with round through hole, round through hole's pore wall circumference is equipped with the teeth of a cogwheel, polishing cylinder both sides are fixedly connected with driven gear respectively, driven gear is located round through hole, and with round through hole pore wall's teeth of a cogwheel meshing, base one side is equipped with driving motor, driving motor's output shaft front end is connected with the actuating lever, fixed being equipped with two driving gears on the body of rod of actuating lever, driving gear is located round through hole center department, driving gear and round through hole in several driven gear constitute planetary gear set, be equipped with the abrasive material in the polishing cylinder. Further, the diameter of the driving gear is smaller than that of the driven gear, and the driving gear and a plurality of driven gears in the round through holes form a planetary reduction gear set. Further, the upper surface of the base is provided with a balancing weight, and the upper surface of the balancing weight is provided with a driving motor. Further, the base lower surface array is equipped with the screw hole of several, and threaded hole is furnished with the threaded rod, and the threaded rod bottom is equipped with the stabilizer blade. Further, a limiting groove is formed in the circumferential direction of the hole wall of the round through hole, and gear teeth are formed in the circumferential direction of the groove bottom of the limiting groove. Further, the polishing roller comprises a roller body, a polishing inner cavity is formed in the roller body, abrasive materials are placed in the polishing inner cavity, and a roller cover is detachably fixed on the top of the roller body. Further, the top of the cylinder body is provided with a sinking table, the upper surface of the sinking table is provided with a sealing transverse groove, inner vertical surfaces at two sides of the sinking table are provided with sealing vertical grooves, the bottom of the cylinder cover is provided with a sealing transverse bar matched with t