CN214185240U

CN214185240U - Movable airtight construction bin of metal 3D printing equipment

Info

Publication number: CN214185240U
Application number: CN202023305433.8U
Authority: CN
Inventors: 杨琢; 施春宇; 张达明; 柴文银
Original assignee: Suzhou Ampro Ltd
Current assignee: Suzhou Beifeng Intelligent Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-14
Anticipated expiration: 2030-12-31

Abstract

The application discloses a movable air-tight sealing construction cabin of metal 3D printing equipment, which comprises a construction cabin main body and a printing cabin large plate, wherein the printing cabin large plate is positioned above the construction cabin main body; and the air sealing structure is arranged at the top end of the construction cabin main body and used for swelling the sealing ring by injecting compressed air, so that the sealing ring is tightly attached to the bottom end of the printing cabin large plate, and the construction cabin main body is connected with the printing cabin. The sealing ring of the air sealing structure is tightly attached to the bottom end of the printing bin large plate, so that the construction bin main body is connected with the printing bin, the connection function is realized, excellent sealing performance can be guaranteed, compressed air is discharged from the air sealing structure when the sealing ring is separated, the sealing ring is contracted and separated from the bottom of the printing bin large plate, the connection and the separation of the sealing ring and the printing bin can be realized without a jacking mechanism, and a large amount of waiting time and manufacturing cost are saved.

Description

Movable airtight construction bin of metal 3D printing equipment

Technical Field

The application belongs to the technical field of three-dimensional inkjet printer, in particular to storehouse is built to portable airtight of metal 3D printing apparatus.

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.

Along with the equipment printing size is bigger and bigger, large-scale metal 3D printing apparatus work piece prints the back of accomplishing, need shift to the platform of specially carrying out the clearance with constructing the storehouse, clear up the powder, take out work piece and base plate, shift again and will construct the storehouse and shift to the operating position again and print next time after the new base plate. At present, the construction bin is moved in place by using a forklift or a rail in a construction bin transfer mode through domestic and foreign equipment, and then the construction bin is jacked to a working position by using a set of jacking devices. The set of jacking device needs higher precision to ensure the whole verticality of the constructed cabin, the jacking motions of multiple sides need to be synchronous, the requirement on a transmission mechanism is very high, and the application of the jacking structure is completed with more cost.

Therefore, a structure that saves time and manufacturing cost and is convenient to use is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

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 present application, there is provided a movable hermetic sealing construction chamber of a metal 3D printing apparatus, including:

the printing system comprises a construction bin main body and a printing bin large plate, wherein the printing bin large plate is positioned above the construction bin main body;

and the air sealing structure is arranged at the top end of the construction cabin main body and used for swelling the sealing ring by injecting compressed air, so that the sealing ring is tightly attached to the bottom end of the printing cabin large plate, and the construction cabin main body is connected with the printing cabin.

Optionally, the warehouse also comprises a sliding device, the sliding device comprises two guide rails arranged in parallel, a sliding table is installed on the guide rails, and the warehouse building main body is installed on the sliding table through a positioning pin.

Optionally, a leveling mechanism is installed on the sliding table and used for adjusting the horizontal position of the construction bin main body to ensure that the construction bin main body is vertical to the printing bin large plate.

Optionally, the building bin further comprises a transmission mechanism, the transmission mechanism comprises a transmission motor, an output end of the transmission motor is connected with a gear rack, and the building bin main body is moved to the working position through transmission of the gear rack.

Optionally, still include positioning mechanism, positioning mechanism includes cylinder and V type constant head tank, V type constant head tank sets up on the slip table, the bottom of cylinder is provided with the ball for when the cylinder down motion, withstand V type constant head tank, so that it is fixed to establish the storehouse main part.

The utility model provides a storehouse is built to portable airtight seal of metal 3D printing apparatus, sealing washer through airtight seal structure closely laminates with printing storehouse motherboard bottom, make to build the storehouse main part and print the storehouse and be connected, realize connection function and can guarantee outstanding leakproofness, air seal structure emits compressed air when breaking away from, the sealing washer shrink, with printing storehouse motherboard bottom separation, need not jacking mechanism and just can accomplish with being connected and breaking away from of printing the storehouse, save a large amount of latency and manufacturing cost.

The movable air-tight sealing construction cabin of the metal 3D printing equipment realizes the leveling of the construction cabin main body through the sliding device, the leveling only needs to be carried out once, and the construction cabin main body is separated from or does not need to be leveled again when being installed after the adjustment is completed.

The utility model provides a storehouse is built to metal 3D printing apparatus's portable airtight, realizes building the storehouse main part through drive mechanism and positioning mechanism and removes to operating position, easy operation, and the operation is high-efficient and reliable.

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 schematic structural diagram of a movable airtight sealed construction cabin of a metal 3D printing device according to the present application;

FIG. 2 is a schematic enlarged view of a portion of FIG. 1;

fig. 3 is a schematic structural view of the seal ring in fig. 1 closely attached to the printing chamber large plate.

Reference numerals:

1-constructing a bin main body; 1-1-locating pins; 2-a transmission mechanism; 2-1-rack and pinion; 2-2-driving the motor; 3-a sliding device; 3-1-guide rail; 3-2-slipway; 3-3-leveling mechanism; 4-a positioning mechanism; 4-1-cylinder; 4-2-V-shaped positioning grooves; 4-3-beads; 5-an air-tight sealing structure; 5-1-sealing ring; 6-printing the large plate of the bin.

Detailed Description

Fig. 1 is a schematic structural diagram of a movable airtight sealed building bin of a metal 3D printing device according to an embodiment of the present application, and fig. 3 is a schematic structural diagram of a sealing ring in fig. 1 when the sealing ring is tightly attached to a printing bin large plate. Referring to fig. 1, an embodiment of the present application provides a movable airtight sealed building bin of a metal 3D printing apparatus, including:

the printing system comprises a construction bin main body 1 and a printing bin large plate 6, wherein the printing bin large plate 6 is positioned above the construction bin main body 1;

and the air sealing structure 5 is arranged at the top end of the construction bin main body 1 and is used for swelling the sealing ring 5-1 by injecting compressed air so that the sealing ring 5-1 is tightly attached to the bottom end of the printing bin large plate 6 to realize the connection of the construction bin main body 1 and the printing bin. The sealing ring 5-1 of the air sealing structure 5 is tightly attached to the bottom end of the printing bin large plate 6, so that the construction bin main body 1 is connected with the printing bin, the connection function is realized, excellent sealing performance can be guaranteed, compressed air is discharged from the air sealing structure 5 when the sealing ring 5-1 is separated, the sealing ring 5-1 is contracted and separated from the bottom of the printing bin large plate 6, the connection and the separation of the sealing ring and the printing bin can be realized without a jacking mechanism, and a large amount of waiting time and manufacturing cost are saved.

Optionally, referring to fig. 1, the building bin further comprises a sliding device 3, the sliding device 3 comprises two guide rails 3-1 arranged in parallel, a sliding table 3-2 is installed on the guide rail 3-1, and the building bin main body 1 is installed on the sliding table 3-2 through a positioning pin 1-1.

Optionally, referring to fig. 1, a leveling mechanism 3-3 is installed on the sliding table 3-2, and is used for adjusting the overall level to ensure the verticality of the construction bin main body 1 (vertical to the printing bin large plate 6).

Optionally, referring to fig. 1, the device further comprises a transmission mechanism 2, wherein the transmission mechanism 2 comprises a transmission motor 2-2, an output end of the transmission motor 2-2 is connected with a rack and pinion 2-1, and the constructed cabin body 1 is moved to the working position through transmission of the rack and pinion 2-1.

Fig. 2 is a partially schematic enlarged view of fig. 1, and optionally, referring to fig. 1 and 2, the building bin further comprises a positioning mechanism 4, wherein the positioning mechanism 4 comprises a cylinder 4-1 and a V-shaped positioning groove 4-2, the V-shaped positioning groove 4-2 is arranged on the sliding table 3-2, and a ball 4-3 is arranged at the bottom of the cylinder 4-1 and used for propping against the V-shaped positioning groove 4-2 when the cylinder 4-1 moves downwards so as to fix the building bin main body 1.

The construction bin main body 1 is moved to the working position through the transmission mechanism 2 and the positioning mechanism 4, the operation is simple, the operation is efficient and reliable, and quick positioning and convenient separation can be realized. Meanwhile, the sliding device can be arranged to realize independent adjustment level of the bin main body, and in addition, all the movement and positioning mechanisms do not need to be synchronized to ensure the precision, so that the aim of saving the cost more efficiently is fulfilled.

When in specific use, the method comprises the following steps:

(1) placing a substrate and a workpiece to be operated in the construction bin main body 1;

(2) the construction bin main body 1 is dropped on the sliding table 3-2 through the positioning pin 1-1, the leveling mechanism 3-3 is adjusted, the verticality of the construction bin main body 1 relative to the printing bin large plate 6 is ensured, the leveling is only needed to be carried out once, and the leveling is not needed to be carried out when the construction bin main body 1 is separated or loaded after the adjustment is finished;

(3) a motor 2-2 of the transmission mechanism 2 operates, and the construction bin main body 1 is moved to an approximate working position through the transmission of a gear rack 2-1;

(4) the cylinder 4-1 of the positioning mechanism 4 moves downwards, the ball 4-3 at the bottom of the cylinder 4-1 is pushed into the V-shaped positioning groove 4-2, and the V-shaped positioning groove 4-2 is centered automatically to completely position the construction bin main body 1, namely the working position;

(5) the air sealing structure 5 starts to operate, compressed air is injected, the sealing ring 5-1 is bulged and is tightly attached to the corresponding position of the bottom of the printing bin large plate 6, and the connection between the building bin main body 1 and the printing bin is completed;

(6) after printing is finished, the air sealing structure 5 is deflated, and the sealing ring 5-1 is contracted and separated from the printing bin large plate 6;

(7) the cylinder 4-1 of the positioning mechanism 4 moves upwards, the ball 4-3 is separated from the V-shaped positioning groove 4-2, and the transmission mechanism 2 moves the construction bin main body 1 to a separation position;

(8) the construction bin main body 1 is transferred to a cleaning position, and the substrate and the workpiece inside the construction bin main body 1 are taken out to wait for next printing.

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 movable airtight building bin of a metal 3D printing device is characterized by comprising:

2. The movable airtight building bin of metal 3D printing equipment according to claim 1, characterized in that, further comprises a sliding device, the sliding device comprises two parallel guide rails, a sliding table is installed on the guide rails, and the building bin main body is installed on the sliding table through a positioning pin.

3. The movable airtight building bin of metal 3D printing equipment according to claim 2, wherein a leveling mechanism is installed on the sliding table and used for adjusting the horizontal position of the building bin main body to ensure that the building bin main body is vertical to the printing bin large plate.

4. The movable airtight building bin of metal 3D printing equipment according to claim 1, further comprising a transmission mechanism, wherein the transmission mechanism comprises a transmission motor, an output end of the transmission motor is connected with a rack and pinion, and the building bin main body is moved to the working position through transmission of the rack and pinion.

5. The movable airtight building bin of metal 3D printing equipment according to claim 2, characterized in that, the movable airtight building bin further comprises a positioning mechanism, the positioning mechanism comprises a cylinder and a V-shaped positioning groove, the V-shaped positioning groove is arranged on the sliding table, and a ball is arranged at the bottom of the cylinder and used for propping against the V-shaped positioning groove when the cylinder moves downwards, so that the building bin main body is fixed.