CN212194255U

CN212194255U - Support piece for 3D printing

Info

Publication number: CN212194255U
Application number: CN202020516153.2U
Authority: CN
Inventors: 史褆; 赵涛; 李敏; 应俊
Original assignee: Luoyang Found New Materials Science & Technology Co ltd
Current assignee: Luoyang Found New Materials Science & Technology Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-12-22
Anticipated expiration: 2030-04-10

Abstract

The utility model belongs to the technical field of 3D printing, in particular to a support piece for 3D printing, aiming at the problem that the existing 3D printer often has no support function of material support which can fix various specifications and sizes, so that the material support is not fixed in the printing process, and the printed piece is easy to have flaws, the utility model provides a proposal which comprises an operation table, wherein one side of the operation table is fixedly provided with a printing arm, the top of the operation table is provided with an annular fixed groove, an annular fixed plate is fixedly arranged in the annular fixed groove, the top of the operation table is provided with a first annular chute, the inner arc side wall of the first annular chute is provided with a second annular chute, the support piece has the support function of material support which can fix various specifications and sizes during 3D printing by arranging a sponge block and a handle, so that the material support does not have inclination and the like during the printing process, so that the printed piece is not easy to generate defects.

Description

Support piece for 3D printing

Technical Field

The utility model relates to a 3D prints technical field, especially relates to a support piece for 3D prints.

Background

A 3D (three-Dimensional) printer, also called a three-Dimensional printer, is a printing apparatus that uses a rapid prototyping technology, based on a digital model file, and uses a powder consumable to be molded made of a metal or non-metal material to print and tile layer by layer according to a preset path, then melts/melts layer by layer, and finally solidifies, deposits and molds to construct a three-Dimensional entity, and the 3D printer prints on a material support after printing to make the material support needed, and removes the material support after printing;

however, the 3D printed object is often diversified, and different materials are required to be used for supporting, and the existing 3D printer is often not provided with a supporting function capable of fixing the material supports of various specifications, so that the material support is not fixed in the printing process, and the printed object is easy to have flaws.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the support function that the material that 3D printer often did not can fix multiple specification size supported for the material supports and is not fixed at the printing in-process, makes the shortcoming of the flaw appear easily in the printing, and the support piece who is used for 3D to print that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a support piece for 3D printing comprises an operation table, wherein a printing arm is fixedly installed on one side of the operation table, an annular fixing groove is formed in the top of the operation table, an annular fixing plate is fixedly installed in the annular fixing groove, a first annular sliding groove is formed in the top of the operation table, a second annular sliding groove is formed in the inner arc-shaped side wall of the first annular sliding groove, a first sliding ring and a second sliding ring are slidably installed in the second annular sliding groove, the outer arc-shaped side wall of the first sliding ring is fixedly connected with the inner arc-shaped side wall of the second sliding ring, three sliding holes are formed in the annular fixing plate, sliding rods are slidably installed in the three sliding holes, one uniform end of each sliding rod extends to the outer portion of the inner arc-shaped side wall of the annular fixing plate and is fixedly connected with an extrusion plate, the three sliding rods are matched with the first sliding ring, and, one side of the handle is fixedly connected with the outer arc-shaped side wall of the second sliding ring.

Preferably, threaded holes are formed in the other ends of the three sliding rods, threaded rods are connected to the three threaded holes in a threaded mode, one ends of the three threaded rods extend into the second annular sliding groove and are fixedly connected with bevel gears, and the threaded rods can drive the sliding rods to slide.

Preferably, a plurality of gear teeth are fixedly arranged at the top of the first slip ring, three bevel gears are meshed with the gear teeth, and the first slip ring can drive the bevel gears to rotate through the gear teeth.

Preferably, the top fixedly connected with fixed block of annular fixed plate, the spout of putting through mutually with second annular spout is seted up at the top of fixed block, slidable mounting has the piece of hindering in the spout, the bottom of the top fixedly connected with connecting rod of the piece of hindering, the top of connecting rod extends to the outside and the fixedly connected with pull rod of fixed block, and the outside cover of connecting rod is equipped with the spring, the top of spring and the top inner wall fixed connection of spout, the bottom of spring and the outside fixed connection of connecting rod, the top of second slip ring is provided with a plurality of pawls, hinder the piece and cooperate with the pawl, the spring can drive and hinder the piece and reset.

Preferably, the equal fixedly connected with sponge piece in one side of three stripper plate, three sponge piece cooperate with three slide bar respectively, and the sponge piece can prevent to damage the material support when supporting fixedly.

Compared with the prior art, the utility model has the advantages of:

(1) according to the scheme, the first sliding ring is matched with the threaded rod, and the sponge block is matched with the sliding rod, so that the threaded rod can drive the sliding rod to extrude the sponge block;

(2) according to the scheme, the pawl is matched with the blocking block, the spring is matched with the connecting rod, so that the blocking block limits the rotating direction of the second sliding ring, and the connecting rod can relieve the limitation of the blocking block on the second sliding ring;

the utility model discloses in through setting up sponge piece and handle for there is the support function that can fix the material support of multiple specification size when 3D prints, makes the material support and does not return the in-process of printing and appear slope etc. makes the flaw be difficult to appear in the printing.

Drawings

Fig. 1 is a schematic top view cross-sectional structure diagram of a support member for 3D printing according to the present invention;

fig. 2 is a schematic structural diagram of the second slip ring and the blocking block of the support member for 3D printing according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a point a in fig. 1 of a support member for 3D printing according to the present invention.

In the figure: the printing device comprises an operation table 1, a printing arm 2, an annular fixing groove 3, an annular fixing plate 4, a first annular sliding groove 5, a second annular sliding groove 6, a first sliding ring 7, a second sliding ring 8, a sliding rod 9, a squeezing plate 10, a threaded rod 11, a bevel gear 12, gear teeth 13, a fixed block 14, a blocking block 15, a connecting rod 16, a pawl 17, a handle 18, a sponge block 19 and a spring 20.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-3, a support for 3D printing, comprising an operation table 1, a printing arm 2 is fixedly installed on one side of the operation table 1, an annular fixing groove 3 is formed on the top of the operation table 1, an annular fixing plate 4 is fixedly installed in the annular fixing groove 3, a first annular sliding groove 5 is formed on the top of the operation table 1, a second annular sliding groove 6 is formed on the inner arc-shaped side wall of the first annular sliding groove 5, a first sliding ring 7 and a second sliding ring 8 are slidably installed in the second annular sliding groove 6, the outer arc-shaped side wall of the first sliding ring 7 is fixedly connected with the inner arc-shaped side wall of the second sliding ring 8, three sliding holes are formed in the annular fixing plate 4, sliding rods 9 are slidably installed in the three sliding holes, one ends of the three sliding rods 9 extend to the outside of the inner arc-shaped side wall of the annular fixing plate 4 and are fixedly connected with a pressing plate 10, a handle 18 is arranged in the first annular sliding chute 5 in a sliding way, and one side of the handle 18 is fixedly connected with the outer arc-shaped side wall of the second sliding ring 8.

In this embodiment, threaded holes are all opened at the other end of three slide bar 9, and three threaded holes are downthehole all threaded connection has threaded rod 11, and the one end of three threaded rod 11 all extends to in the second annular spout 6 and fixedly connected with bevel gear 12, and threaded rod 11 can drive slide bar 9 and slide.

In this embodiment, the top of the first slip ring 7 is fixedly provided with a plurality of gear teeth 13, three bevel gears 12 are all engaged with the gear teeth 13, and the first slip ring 7 can drive the bevel gears 12 to rotate through the gear teeth 13.

In this embodiment, the top fixedly connected with fixed block 14 of annular fixed plate 4, the spout of putting through mutually with second annular spout 6 is seted up at the top of fixed block 14, slidable mounting has hindrance piece 15 in the spout, the bottom of the top fixedly connected with connecting rod 16 that hinders piece 15, the top of connecting rod 16 extends to the outside and the fixedly connected with pull rod of fixed block 14, and the outside cover of connecting rod 16 is equipped with spring 20, the top of spring 20 and the top inner wall fixed connection of spout, the bottom of spring 20 and the outside fixed connection of connecting rod 16, the top of second sliding ring 8 is provided with a plurality of pawls 17, hinder piece 15 and pawl 17 and cooperate, spring 20 can drive and hinder piece 15 and reset.

In the embodiment, one side of each of the three extrusion plates 10 is fixedly connected with a sponge block 19, the three sponge blocks 19 are respectively matched with the three sliding rods 9, and the sponge blocks 19 can prevent damage to material supports when the supports are fixed.

Example two

Referring to fig. 1-3, a support member for 3D printing, comprising an operation table 1, a printing arm 2 is fixedly installed on one side of the operation table 1 by welding, an annular fixing groove 3 is formed on the top of the operation table 1, an annular fixing plate 4 is fixedly installed in the annular fixing groove 3 by welding, a first annular chute 5 is formed on the top of the operation table 1, a second annular chute 6 is formed on the inner arc-shaped side wall of the first annular chute 5, a first sliding ring 7 and a second sliding ring 8 are slidably installed in the second annular chute 6, the outer arc-shaped side wall of the first sliding ring 7 is fixedly connected with the inner arc-shaped side wall of the second sliding ring 8 by welding, three sliding holes are formed in the annular fixing plate 4, sliding rods 9 are slidably installed in the three sliding holes, one average end of the three sliding rods 9 extends to the outside of the inner arc-shaped side wall of the annular fixing plate 4 and is, and the three slide bars 9 are all matched with the first sliding ring 7, a handle 18 is arranged in the first annular sliding groove 5 in a sliding mode, and one side of the handle 18 is fixedly connected with the outer arc-shaped side wall of the second sliding ring 8 through welding.

In this embodiment, threaded holes are all opened to the other end of three slide bar 9, and three threaded holes are downthehole equal threaded connection has threaded rod 11, and the one end of three threaded rod 11 all extends to in the second annular spout 6 and through welded fastening be connected with bevel gear 12, and threaded rod 11 can drive slide bar 9 and slide.

In this embodiment, welded fastening is connected with fixed block 14 through welded fastening at the top of annular fixed plate 4, the spout of putting through mutually with second annular spout 6 is seted up at the top of fixed block 14, slidable mounting has hindrance piece 15 in the spout, the bottom of welded fastening is connected with connecting rod 16 is passed through at the top of hindering piece 15, connecting rod 16's top extends to fixed block 14's outside and is connected with the pull rod through welded fastening, and connecting rod 16's outside cover is equipped with spring 20, spring 20's top passes through welded fastening with the top inner wall of spout and is connected, welded fastening is passed through in spring 20's bottom and connecting rod 16's the outside, second sliding ring 8's top is provided with a plurality of pawls 17, hinder piece 15 and pawl 17 and cooperate, spring 20 can.

In the embodiment, when the material support needs to be supported and fixed, the material support is placed in the middle of the arc-shaped fixing groove 3, then the handle 18 is rotated anticlockwise along the first annular sliding groove 5, the handle 18 drives the second sliding ring 8 to rotate, the second sliding ring 8 drives the first sliding ring 7 to rotate, in the process, the pawl 17 drives the blocking block 15 to slide upwards in the sliding groove and extrude the spring 20, meanwhile, the first sliding ring 7 drives the bevel gear 12 to rotate through the gear teeth 13, the bevel gear 12 drives the threaded rod 11 to rotate, the threaded rod 11 drives the sliding rod 9 to slide in the sliding hole through the threaded hole, the sliding rod 9 drives the extrusion plate 10 to move, the extrusion plate 10 drives the sponge block 19 to move until the three sponge blocks 19 fixedly support the bottom of the material support, and due to the arrangement of the sponge blocks 19, the material support with changeable shape can be adapted while the bottom of the material support is not damaged during the support, stop rotating handle 18 after the material support is fixed well, spring 20 deformation resumes to drive and hinders piece 15 and pawl 17 looks gomphosis this moment, make the unable clockwise rotation of second sliding ring 8, further make by the material support that supports the fixing can not become flexible when printing, after printing, only need stimulate the pull rod, the pull rod drives connecting rod 16 rebound, connecting rod 16 drives and hinders 15 rebound and make spring 20 deformation, hinder piece 15 and pawl 17 to break away from mutually this moment, clockwise rotation handle 18 can loosen the material support who is supported the fixing.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. The utility model provides a support piece for 3D prints, includes operation panel (1), its characterized in that, one side fixed mounting of operation panel (1) has printing arm (2), and annular fixed slot (3) have been seted up at the top of operation panel (1), annular fixed slot (3) internal fixation installs annular fixed plate (4), and first annular spout (5) have been seted up at the top of operation panel (1), second annular spout (6) have been seted up on the inner arc lateral wall of first annular spout (5), slidable mounting has first sliding ring (7) and second sliding ring (8) in second annular spout (6), the outer arc lateral wall of first sliding ring (7) and the inner arc lateral wall fixed connection of second sliding ring (8), has seted up three slide opening on annular fixed plate (4), and equal slidable mounting has slide bar (9) in the three slide bar (9), and the equal end of three slide bar (9) extends to the outside of the inner arc lateral wall of annular fixed plate (4) and fixed connection Have connect stripper plate (10), and three slide bar (9) all cooperate with first sliding ring (7), slidable mounting has handle (18) in first annular spout (5), and one side of handle (18) and the outer arc lateral wall fixed connection of second sliding ring (8).

2. The support for 3D printing according to claim 1, wherein the other ends of the three sliding rods (9) are provided with threaded holes, threaded rods (11) are connected in the threaded holes, and one ends of the threaded rods (11) extend into the second annular chute (6) and are fixedly connected with bevel gears (12).

3. A support for 3D printing according to claim 1, wherein the top of the first slip ring (7) is fixedly provided with a plurality of gear teeth (13), and three bevel gears (12) are all engaged with the gear teeth (13).

4. The support for 3D printing according to claim 1, wherein a fixed block (14) is fixedly connected to the top of the annular fixed plate (4), a sliding groove communicated with the second annular sliding groove (6) is formed in the top of the fixed block (14), a blocking block (15) is slidably mounted in the sliding groove, the bottom end of a connecting rod (16) is fixedly connected to the top of the blocking block (15), the top end of the connecting rod (16) extends to the outside of the fixed block (14) and is fixedly connected with a pull rod, a spring (20) is sleeved on the outer side of the connecting rod (16), the top end of the spring (20) is fixedly connected with the inner wall of the top of the sliding groove, the bottom end of the spring (20) is fixedly connected with the outer side of the connecting rod (16), a plurality of pawls (17) are arranged on the top of the second sliding ring (8), and the blocking block (15).

5. Support for 3D printing according to claim 1, characterized in that a sponge block (19) is fixedly connected to each side of the three squeeze plates (10), the three sponge blocks (19) being fitted with the three slide bars (9) respectively.