CN112756631A

CN112756631A - Handheld movable construction bin of metal 3D equipment

Info

Publication number: CN112756631A
Application number: CN202011624278.8A
Authority: CN
Inventors: 杨琢; 施春宇; 张达明; 柴文银
Original assignee: Suzhou Ampro Ltd
Current assignee: Suzhou Ampro Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-05-07

Abstract

The application discloses a handheld movable building bin of metal 3D equipment, which comprises a top supporting plate and a forming cylinder, wherein the forming cylinder is connected in the top supporting plate, a jacking motor is installed in the top supporting plate, the output end of the jacking motor is connected with a transmission mechanism, and the top end of the transmission mechanism is connected with a substrate assembly; the handheld grip is arranged on the top supporting plate and is parallel to the forming cylinder; wherein the base plate assembly is disposed within the forming cylinder. According to the multifunctional printing machine, the handheld handle is arranged, so that the built bin can be conveniently separated from the working cavity after the printing of the equipment is finished, and the built bin is transferred to a standard glove box to be cleaned and taken out of a workpiece, so that the design and processing cost of the equipment is greatly saved; the forming cylinder can select to use a round cylinder or a square cylinder or a low cylinder or a high cylinder according to the requirements of customers, is suitable for printing of workpieces in different shapes, has strong expansibility, and greatly saves the using amount of powder.

Description

Handheld movable construction bin of metal 3D equipment

Technical Field

This application belongs to three-dimensional inkjet printer technical field, in particular to storehouse is built to portable structure of hand-held type of metal 3D equipment.

Background

Selective Laser Melting (SLM) is a 3D printing process, is the most mainstream use technology of the existing metal 3D printer, can almost directly obtain functional parts with any shape and complete metallurgical quality, has the advantages of high material utilization rate, wide applicable material range, capability of manufacturing parts with complex shapes and the like, is a rapid forming technology with great development prospect, and has an expanded application range in the fields of aerospace, medical treatment, automobiles, molds and the like.

In the application of small-size metal 3D printing apparatus, the mode of fixing inside the equipment is generally designed for to the storehouse of building, prints the back, and at the inside jacking base plate of work cavity, the clearance powder and take out the work piece. This conventional design has a number of disadvantages, such as: 1. because the height of the formed workpiece needs to be considered, the workpiece needs to be taken out by ensuring enough height size when a working cavity is designed, and after the height of the working cavity is increased, the corresponding optical height also needs to be matched, and an optical component with a higher specification needs to be selected; 2. when powder is cleaned in the working cavity, in consideration of safety requirements of the operation of the active metal powder, a glove hole site needs to be designed on the cavity door, and an operator can clean the powder through the glove hole and is limited by the overall small size of the small equipment, so that the operator can hardly operate the glove hole site easily even if the glove hole site exists; 3. the construction bin fixed in the equipment loses the possibility of function expansion and cannot meet the requirements of different printing shapes.

Therefore, a structure having a strong expansibility and capable of effectively saving the amount of powder used is required to solve the above problems.

Disclosure of Invention

It is an object of the present application to overcome the above problems or to at least partially solve or mitigate the above problems.

According to an aspect of the application, there is provided a handheld movable construction bin of a metal 3D device, comprising:

the forming cylinder is sleeved in the top supporting plate, a jacking motor is installed in the top supporting plate, the output end of the jacking motor is connected with a transmission mechanism, and the top end of the transmission mechanism is connected with a substrate assembly; and

the handheld grip is arranged on the top supporting plate and is parallel to the forming cylinder;

wherein the base plate assembly is disposed within the forming cylinder.

Optionally, drive mechanism includes axle sleeve and lead screw, the lead screw is installed on the axle sleeve, the lead screw is connected with jacking motor's output, the top of axle sleeve with base plate subassembly butt is used for promoting the base plate subassembly carries out the up-and-down motion.

Optionally, the bottom of top supporting plate is located jacking motor's side is provided with the heavy load interface for assemble heavy load connector.

Optionally, the forming cylinder is a cylinder body configured into different shapes or heights according to use requirements.

Optionally, the top supporting plate is fixed in the working cavity through a V-shaped guide groove, a working cavity bottom plate is arranged in the working cavity, and the V-shaped guide groove is arranged on the working cavity bottom plate.

The utility model provides a portable storehouse of building of hand-held type of metal 3D equipment through the setting of handheld handle for building the storehouse and printing the operation that breaks away from the working chamber that can be very convenient after accomplishing at equipment, transferring to in the standard glove box and clearing up and take out the work piece, very big design and the processing cost of having saved equipment.

The utility model provides a storehouse is built to hand-held type movable of metal 3D equipment, the shaping jar can select to use circle jar or square jar according to customer's demand, perhaps uses low jar or high jar, the printing of the different shape work pieces of adaptation, and the expansibility is strong, and very big saving the powder use amount.

The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the present application will be described in detail hereinafter by way of illustration and not limitation with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

FIG. 1 is a cross-sectional view of a handheld, movable, build bin of a metal 3D device of an embodiment of the present application;

FIG. 2 is a schematic diagram of a handheld, movable build bin of a metal 3D device of the present application after assembly of a heavy-duty connector;

FIG. 3 is a state diagram of the use of a handheld movable build bin of a metal 3D device of the present application;

FIG. 4 is a schematic diagram of a handheld, movable build chamber of a metal 3D device according to another embodiment of the present application after assembly with a heavy-duty connector.

Reference numerals:

1-a jacking motor; 2-a transmission mechanism; 3-a substrate assembly; 4-a top support plate; 5-a hand-held grip; 6-heavy load interface; 7-a working chamber; 8-heavy duty connectors; 9-round cylinder; 10-square cylinder; 11-a forming cavity;

2-1-lead screw; 2-2-shaft sleeve; 7-1-a working chamber floor; 7-2-V type guide groove.

Detailed Description

Example 1

Fig. 1 is a cross-sectional view of a handheld movable build bin of a metal 3D device of an embodiment of the present application. Referring to fig. 1, an embodiment of the present application provides a handheld movable construction bin of a metal 3D device, including:

the device comprises a top supporting plate 4 and a circular cylinder 9, wherein the circular cylinder 9 is sleeved in the top supporting plate 4, a jacking motor 1 is installed in the top supporting plate 4, the output end of the jacking motor 1 is connected with a transmission mechanism 2, and the top end of the transmission mechanism 2 is connected with a substrate assembly 3; and

a hand grip 5 mounted on the top support plate 4 and arranged parallel to the forming cylinder;

wherein the base plate assembly 3 is disposed within the cylinder 9.

Referring to fig. 1, the transmission mechanism 2 includes a shaft sleeve 2-2 and a screw rod 2-1, the screw rod 2-1 is mounted on the shaft sleeve 2-2, the screw rod 2-1 is connected with the output end of the jacking motor 1, and the top end of the shaft sleeve 2-2 is abutted against the substrate assembly 3 for pushing the substrate assembly 3 to move up and down.

Fig. 2 is the schematic diagram after the heavy load connector assembly is assembled to the portable storehouse of building of hand-held type of metal 3D equipment of this application, participates in fig. 2, and the bottom of top support plate 4 is located the side of jacking motor 1 and is provided with heavy load interface 6 for assemble heavy load connector 8.

Referring to fig. 1-2, the cylinder 9 may be a low cylinder or a high cylinder.

FIG. 3 is a diagram of a state of use of a handheld movable construction bin of a metal 3D device according to the present application, referring to FIG. 3, a top support plate 4 is fixed in a working chamber 7 through a V-shaped guide groove 7-2, a working chamber bottom plate 7-1 is arranged in the working chamber 7, and the V-shaped guide groove 7-2 is installed on the working chamber bottom plate 7-1.

The working principle is as follows: the jacking motor 1 drives a screw rod 2-1 in the transmission mechanism 2 to rotate, and the shaft sleeve 2-2 pushes the substrate assembly 3 to perform jacking and descending motions; the whole construction bin is locked on the top support plate 4, is fixed in the working cavity 7 through the V-shaped guide groove 7-2, is connected with equipment through the heavy-load interface 6, and provides power and control; when the building bin needs to be disassembled and assembled, an operator can easily move the whole building bin by holding the handle 5.

Example 2

Fig. 4 is a schematic diagram of a handheld movable construction bin of a metal 3D device according to another embodiment of the present application after being assembled with a heavy-duty connector, which is similar to the technical features of embodiment 1 except that a round cylinder 9 is replaced by a square cylinder 10, and is suitable for larger molding size.

With specific reference to fig. 4, an embodiment of the present application provides another handheld movable construction cabin of a metal 3D device, including:

the device comprises a top supporting plate 4 and a square cylinder 10, wherein the square cylinder 10 is sleeved in the top supporting plate 4, a jacking motor 1 is installed in the top supporting plate 4, the output end of the jacking motor 1 is connected with a transmission mechanism 2, and the top end of the transmission mechanism 2 is connected with a substrate assembly 3; and

wherein the base plate assembly 3 is disposed within the square cylinder 10.

When the handheld movable construction bin with the two modes is used, the following steps are carried out:

(1) positioning a handheld movable construction bin through a V-shaped guide groove 7-2 arranged on a working cavity bottom plate 7-1, connecting a heavy-load connector 8, wherein corresponding functions of different stations are different, as shown in figure 3, a right construction bin is used for feeding powder, and a middle construction bin is used for molding;

(2) after printing is finished, the heavy-load connector 8 is separated, the handheld grip 5 is held to take out the handheld movable construction bin, and the handheld movable construction bin is transferred to a standard glove box to be subjected to powder cleaning and workpiece taking out;

(3) when a larger molding size is needed, the round cylinder 9 is switched to the square cylinder 10;

(4) when a higher printing height is needed, the low cylinder is switched to the high cylinder, and enough space is reserved at the bottom of the forming cavity 11;

(5) the working chamber 7 only needs to be observed, and the height size can be greatly reduced.

The invention breaks through the problem that other small metal 3D printing equipment construction bins are fixed in the equipment and need higher cylinder height and working cavity height; the powder is very troublesome to clean, and the narrow space is not beneficial to the operation of operators. According to the invention, the free switching of the cylinder bodies with different shapes and different heights can be realized according to the requirements of customers, and the powder utilization efficiency is improved; the limitation of the height and the size of the working cavity can be released, and the manufacturing cost of equipment and the operation difficulty of personnel are effectively reduced.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this application belongs.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present application, "a plurality" means two or more unless specifically defined otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A handheld, movable, build bin for a metal 3D device, comprising:

wherein the base plate assembly is disposed within the forming cylinder.

2. The handheld movable construction bin of metal 3D equipment, according to claim 1, wherein the transmission mechanism comprises a shaft sleeve and a screw rod, the screw rod is mounted on the shaft sleeve, the screw rod is connected with an output end of a jacking motor, and a top end of the shaft sleeve abuts against the base plate assembly for pushing the base plate assembly to move up and down.

3. The handheld movable construction bin of metal 3D equipment according to claim 1, wherein a heavy-duty interface is arranged at the bottom end of the top supporting plate and located at the side of the jacking motor, and used for assembling a heavy-duty connector.

4. The handheld movable construction bin of metal 3D equipment according to claim 1, wherein the molding cylinder is a cylinder body configured to be different in shape or height according to use requirements.

5. The handheld movable construction bin of metal 3D equipment according to claim 1, wherein the top support plate is fixed in a working cavity through a V-shaped guide groove, a working cavity bottom plate is arranged in the working cavity, and the V-shaped guide groove is installed on the working cavity bottom plate.