CN109016504B

CN109016504B - Powder sweeping device of 3D printer

Info

Publication number: CN109016504B
Application number: CN201810841440.8A
Authority: CN
Inventors: 不公告发明人
Original assignee: Wuhu Chuangyuan New Materials Co ltd
Current assignee: Zhuhai Weierda Technology Co ltd
Priority date: 2018-07-27
Filing date: 2018-07-27
Publication date: 2020-07-10
Anticipated expiration: 2038-07-27
Also published as: CN109016504A

Abstract

The invention relates to the technical field of sweeping devices, in particular to a powder sweeping device of a 3D printer, which comprises a box body and a first motor, wherein the left end of the box body is fixedly connected with the first motor, the tail end of a main shaft of the first motor is fixedly connected with a multi-groove cam, the inner side of the bottom end of the multi-groove cam is connected with a cam sliding block in a sliding manner, the rear end surface of the box body is provided with sliding grooves which are symmetrically arranged up and down, the rear end surface of the cam sliding block is fixedly connected with a first sliding block, the first sliding block is connected with the upper sliding groove in a sliding manner, the bottom end of the cam sliding block is connected with a fixed seat in a sliding manner, and the bottom end of the fixed seat is connected with a rack in a sliding manner. Has huge economic benefit and wide market prospect, and is worth popularizing and using.

Description

Powder sweeping device of 3D printer

Technical Field

The invention relates to the technical field of sweeping devices, in particular to a powder sweeping device of a 3D printer.

Background

The 3D printer, also called three-dimensional printer, is a machine of an accumulative manufacturing technology, i.e. a rapid prototyping technology, which is based on a digital model file, and uses a special adhesive material such as wax, powdered metal or plastic to manufacture a three-dimensional object by printing a layer of adhesive material, and before printing, the powder needs to be swept out, and the powder spreading quality of the powder affects the production cost, so that the demand for a powder sweeping device of the 3D printer is increasing.

Most 3D printer's powder sweeping device on the market, use the lead screw slip table to pave the powder mostly, efficiency is lower, its result of use is less than ideal, not only the lower use that can influence printing of efficiency, but also the expenditure that can increase the cost of production, traditional 3D printer's powder sweeping device, flattening or front and back flattening can only be controlled to most, flattening inefficiency, seriously influence subsequent production and use, consequently, the powder sweeping device of a 3D printer is proposed to above-mentioned problem.

Disclosure of Invention

The invention aims to provide a powder material leveling device of a 3D printer, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a powder sweeping device of a 3D printer comprises a box body and a first motor, wherein the left end of the box body is fixedly connected with the first motor, the tail end of a main shaft of the first motor is fixedly connected with a multi-groove cam, the inner side of the bottom end of the multi-groove cam is connected with a cam slider in a sliding manner, the rear end face of the box body is provided with sliding grooves which are symmetrically arranged up and down, the rear end face of the cam slider is fixedly connected with a first slider, the first slider is connected with the upper sliding groove in a sliding manner, the bottom end of the cam slider is connected with a fixed seat in a sliding manner, the rear end face of the fixed seat is fixedly connected with a second slider, the second slider is connected with the lower sliding groove in a sliding manner, the bottom end of the fixed seat is connected with a rack in a sliding manner, the rear end face of the rack is fixedly, the terminal fixedly connected with dwang of main shaft of second motor, and dwang and rack intermeshing, the equal fixedly connected with electric telescopic handle in both ends about the box, electric telescopic handle controls the equal fixedly connected with fly leaf in both ends, the inboard fixedly connected with backup pad of box, the feed inlet has been seted up to the right-hand member inboard of box.

Preferably, the inner side of the fixed seat is provided with a groove, and the cam slider is connected with the groove in a sliding manner.

Preferably, the length of the rack is equal to that of the sweeping flat plate, and the length of the rack and the length of the sweeping flat plate are three fifths of the width of the box body.

Preferably, the number of the electric telescopic rods is 2, and the electric telescopic rods are symmetrically arranged and fixedly connected to the left end and the right end of the box body.

Preferably, the fixing seat is arranged in a U shape.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the arrangement of the multi-groove cam, the cam sliding block, the fixed seat and the first sliding block, the used multi-groove cam mechanism is compact in structure and stable in operation, the sweeping flat plate can be driven to move left and right well by driving the fixed seat and other devices, so that powder can be swept, the subsequent processing and production can be conveniently carried out, the device is simple and rapid to use, and the leveling efficiency can be improved.

2. According to the invention, the rack is conveniently driven to move by the rotating rod through the rotating rod, the rack, the movable plate and the fixed plate, so that the sweeping plate can move back and forth to be leveled, the leveling efficiency is improved, the problem that the powder laying quality is poor due to incomplete leveling is avoided, the increase of subsequent production cost is avoided, the movable plate used in addition can avoid the influence of the accumulation of materials at the position where the corner is not easy to level on the leveling effect, and the movable plate has huge economic benefits and wide market prospect, and is worthy of popularization and use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the mounting structure of the rack according to the present invention.

In the figure: the device comprises a box body 1, a first motor 2, a multi-groove cam 3, a cam slider 4, a first slider 5, a fixed seat 6, a second slider 7, a rack 8, a fixed plate 9, a sweeping plate 10, a second motor 11, a rotating rod 12, an electric telescopic rod 13, a movable plate 14, a support plate 15, a groove a, a chute b and a feed inlet c.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

a powder sweeping device of a 3D printer comprises a box body 1 and a first motor 2, wherein the left end of the box body 1 is fixedly connected with the first motor 2, the tail end of a main shaft of the first motor 2 is fixedly connected with a multi-groove cam 3, the inner side of the bottom end of the multi-groove cam 3 is connected with a cam slider 4 in a sliding manner, the rear end face of the box body 1 is provided with sliding grooves b which are symmetrically arranged up and down, the rear end face of the cam slider 4 is fixedly connected with a first slider 5, the first slider 5 is connected with the sliding grooves b above in a sliding manner, the bottom end of the cam slider 4 is connected with a fixed seat 6 in a sliding manner, the rear end face of the fixed seat 6 is fixedly connected with a second slider 7, the second slider 7 is connected with the sliding grooves b below in a sliding manner, the bottom end of the fixed seat 6 is connected with a rack 8 in a sliding manner, the rear, the left end face fixedly connected with second motor 11 of box 1, the terminal fixedly connected with dwang 12 of main shaft of second motor 11, and dwang 12 and rack 8 intermeshing, the equal fixedly connected with electric telescopic handle 13 in both ends about box 1, the equal fixedly connected with fly leaf 14 in both ends about electric telescopic handle 13, the inboard fixedly connected with backup pad 15 of box 1, feed inlet c has been seted up to the right-hand member inboard of box 1.

The inner side of the fixed seat 6 is provided with a groove a, and the cam slider 4 is in sliding connection with the groove a, so that the cam slider 4 can be conveniently used for driving the fixed seat 6 to move, and the use is convenient; the length of the rack 8 is equal to that of the sweeping plate 10, and the length of the rack 8 and the length of the sweeping plate 10 are three fifths of the width of the box body 1, so that the sweeping of the powder material is prevented from being influenced due to the fact that the sweeping plate 10 falls off; the number of the electric telescopic rods 13 is 2, and the electric telescopic rods 13 are symmetrically arranged and fixedly connected to the left end and the right end of the box body 1, so that the movable plate 14 can be conveniently driven to arrange the positions, which are not easy to sweep and level, of the corners, and the influence on subsequent production and use is avoided; fixing base 6 is "U" type setting, has made things convenient for cam slider 4's work, and the device such as convenient to use fixing base 6 drive rack 8 carries out work.

The working process is as follows: the device is connected with a power supply before use, powder is put into the box body 1 through the feed inlet c and placed above the supporting plate 15, the movable plate 14 is driven to move by the electric telescopic rod 13 to simply pave the powder above the supporting plate 15, then the multi-groove cam 3 is driven to rotate by the first motor 2, the cam slider 4 moves along with the operation of the multi-groove cam 3, the cam slider 4 drives the fixing seat 6 to slide left and right to drive the rack 8 to move left and right, the rack 8 drives the sweeping plate 10 to sweep the powder on the supporting plate 15 left and right by driving the fixing plate 9, meanwhile, the second motor 11 is used to drive the rotating rod 12 to rotate so as to drive the rack 8 to move back and forth, the rack 8 drives the fixing plate 9 to drive the sweeping plate 10 to move back and forth to sweep the powder on the supporting plate 15, and the powder on the supporting plate 15, the efficiency of sweeping the tie is improved, uses electric telescopic handle 13 to drive fly leaf 14 activity simultaneously, is convenient for arrange the material of the difficult position of flattening in turning in order, avoids influencing the quality of paving.

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 appended claims and their equivalents.

Claims

1. The utility model provides a powder of 3D printer sweeps flat device, includes box (1) and first motor (2), inboard fixedly connected with backup pad (15) of box (1), feed inlet (c), its characterized in that have been seted up to the right-hand member inboard of box (1): the left end of the box body (1) is fixedly connected with a first motor (2), the tail end of a main shaft of the first motor (2) is fixedly connected with a multi-groove cam (3), the inner side of the bottom end of the multi-groove cam (3) is slidably connected with a cam sliding block (4), the rear end face of the box body (1) is provided with sliding grooves (b) which are symmetrically arranged from top to bottom, the rear end face of the cam sliding block (4) is fixedly connected with a first sliding block (5), the first sliding block (5) is slidably connected with the sliding groove (b) above, the bottom end of the cam sliding block (4) is slidably connected with a fixed seat (6), the rear end face of the fixed seat (6) is fixedly connected with a second sliding block (7), the second sliding block (7) is slidably connected with the sliding groove (b) below, the bottom end of the fixed seat (6) is slidably connected with a rack (8), and, dull and stereotyped (10) are swept to the bottom fixedly connected with of fixed plate (9), the left end face fixedly connected with second motor (11) of box (1), the terminal fixedly connected with dwang (12) of main shaft of second motor (11), and dwang (12) and rack (8) intermeshing, the equal fixedly connected with electric telescopic handle (13) in both ends about box (1), the equal fixedly connected with fly leaf (14) in both ends about electric telescopic handle (13).

2. The powder sweeping device of the 3D printer according to claim 1, wherein: the inner side of the fixed seat (6) is provided with a groove (a), and the cam slider (4) is in sliding connection with the groove (a).

3. The powder sweeping device of the 3D printer according to claim 1, wherein: the length of the rack (8) is equal to that of the sweeping flat plate (10), and the length of the rack (8) and that of the sweeping flat plate (10) are three fifths of the width of the box body (1).

4. The powder sweeping device of the 3D printer according to claim 1, wherein: the number of the electric telescopic rods (13) is 2, and the electric telescopic rods (13) are symmetrically arranged and fixedly connected to the left end and the right end of the box body (1).

5. The powder sweeping device of the 3D printer according to claim 1, wherein: the fixing seat (6) is arranged in a U shape.