CN210964988U

CN210964988U - 3D prints material mixing arrangement

Info

Publication number: CN210964988U
Application number: CN201921876714.3U
Authority: CN
Inventors: 葛江华; 于兴泉; 李思远
Original assignee: Harbin University of Science and Technology
Current assignee: Harbin University of Science and Technology
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-07-10
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses a 3D prints material mixing arrangement, including churn body, mixed structure, pivot, feeding structure, feeder hopper, fixed block, spring, protection casing, scraper blade, dead lever, fixed column and ejector pin. The utility model has the advantages that: the inside of feeder hopper is added with multiple 3D printing material to the staff, rotate the in-process through the pivot and drive the ejector pin and rotate, the ejector pin rotates and supports the back with the fixed block, promote the fixed block upwards slide, make the fixed column upwards slide on the dead lever, make the spring shrink produce elasticity, make the scraper blade slide on the inside of feeder hopper, the ejector pin rotates and keeps away from behind the fixed block, elasticity through the spring makes the fixed block gliding, drive the scraper blade gliding, so relapse, the ejector pin rotates the in-process and makes the scraper blade slide from top to bottom in the inside of feeder hopper is reciprocal, tremble the material that falls into the inside of feeder hopper, scrape the inside of churn body with the material, prevent that the feeder hopper from blockking up, be convenient.

Description

3D prints material mixing arrangement

Technical Field

The utility model relates to a material mixing device specifically is a 3D prints material mixing device, belongs to 3D and prints technical field.

Background

3D printing is one of the rapid prototyping technologies, which is a technology for constructing an object by using an adhesive material such as powdered metal or plastic and the like and by using a digital model file as a base and by using a layer-by-layer printing method, and is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and 3D printing materials are basic materials for the object.

However, traditional 3D prints material raw materials when mixing preparation, and the feed inlet is plugged up easily when the material gets into the inside stirring of churn, leads to the inside packing difficulty of churn, is unfavorable for the mixing stirring preparation of material.

Disclosure of Invention

The utility model aims at providing a 3D prints material mixing arrangement just for solving above-mentioned problem, the feeding of the 3D printing material of being convenient for, prevent that the feeding from blockking up do benefit to the mixture of 3D printing material.

The utility model realizes the above purpose by the following technical proposal, a 3D printing material mixing device comprises a mixing drum body, the mixing drum body is connected with a mixing structure, the mixing structure comprises a rotating shaft, the rotating shaft is rotationally connected with the mixing drum body, the rotating shaft extends to the inside of the mixing drum body, the mixing drum body is connected with a feeding structure, the feeding structure comprises a feeding hopper, a fixed block, a spring, a protective cover, a scraper blade, a fixed rod, a fixed column and a mandril, the feeding hopper is fixed at the top end of the mixing drum body, the feeding hopper extends to the inside of the mixing drum body, the fixed rod is fixed on the inner side wall of the mixing drum body, the fixed rod is connected with the fixed column in a sliding way, the fixed column extends to the inside of the feeding hopper, the scraper blade which is in a conical structure is fixed at the top end of the, the bottom end of the fixed column is fixed with the fixed block with a triangular bottom end section, the spring is fixed between the fixed block and the fixed rod, the fixed column is fixed with the protective cover in a circular truncated cone structure, the protective cover is positioned at the top end of the fixed rod, the ejector rod is fixed on the side wall of the rotating shaft, and the bottom end of the mixing drum body is connected with the discharging structure.

Preferably, for the convenience of stirring the material, mixed structure still includes fixing base, motor, stirring leaf and through-hole, the top of churn body is fixed with the fixing base, the inside of fixing base is fixed with the motor, the motor is connected the pivot, the lateral wall of pivot is fixed with the stirring leaf, the stirring leaf has been seted up the through-hole.

Preferably, in order to improve the material stirring and mixing effect, the stirring leaf is equipped with six, six the stirring leaf about pivot symmetric distribution, the cross-section of stirring leaf is calabash shape structure, and is a plurality of the stirring leaf is close to the length of the bottom of pivot reduces gradually.

Preferably, in order to facilitate discharging of the material mixed by stirring, the discharging structure comprises a discharging hopper, a partition plate and a handle, the bottom end of the stirring barrel body is fixed with the discharging hopper, the discharging hopper is communicated with the inside of the stirring barrel body, the sectional area of the discharging hopper is larger than that of the bottom end of the stirring barrel body, and the partition plate is fixedly arranged on the side wall of the partition plate.

Preferably, in order to make the ejector pin rotate the in-process and promote the fixed block and go up the slide, the ejector pin length be greater than the fixed block with minimum horizontal distance between the pivot, the scraper blade is equipped with two, two the scraper blade is close to the sectional area of protection casing reduces gradually.

Preferably, in order to increase the stability of the motor, the supporting seats are symmetrically fixed on the side wall of the mixing drum body, and four fixing plates in a triangular structure are fixed on the fixing seats and the top end of the mixing drum body.

The utility model has the advantages that: the working personnel add various 3D printing materials into the feeding hopper, so that the materials fall into the stirring cylinder body from the feeding hopper, the ejector rod is driven to rotate in the rotating process of the rotating shaft, the fixed block is pushed to slide upwards after the ejector rod rotates and is abutted against the fixed block, the fixed block is pushed to slide upwards, the fixed column slides upwards on the fixed rod, the spring is contracted to generate elastic force, the scraper plate slides upwards in the feeding hopper, after the ejector rod rotates and is far away from the fixed block, the fixed block and the fixed column are reset to slide downwards through the elastic force of the spring, the scraper plate is driven to slide downwards in the feeding hopper, the operation is repeated, the scraper plate slides up and down in the feeding hopper in a reciprocating manner in the rotating process of the ejector rod, the materials falling into the feeding hopper are shaken, the materials are scraped into the stirring cylinder body, the feeding hopper is, the inside of material direction churn body is prevented to the convenience on the material falls into the spring, protects the spring, improves the misce bene effect of multiple material through mixed structure.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the mixing drum body, the feeding structure and the mixing structure shown in FIG. 1;

FIG. 3 is a schematic view of a connecting structure of the mixing drum body and the feeding structure shown in FIG. 1;

fig. 4 is a schematic view of a connecting structure of the agitating barrel body and the mixing structure shown in fig. 1.

In the figure: 1. the mixing drum comprises a mixing drum body, 2, a mixing structure, 21, a fixing seat, 22, a motor, 23, a rotating shaft, 24, a mixing blade, 25, a through hole, 3, a feeding structure, 31, a feeding hopper, 32, a fixing block, 33, a spring, 34, a protective cover, 35, a scraping plate, 36, a fixing rod, 37, a fixing column, 38, an ejector rod, 4, a discharging structure, 41, a discharging hopper, 42, a partition plate, 43, a handle, 5, a fixing plate, 6 and a supporting seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a 3D printing material mixing device includes a mixing drum body 1, the mixing drum body 1 is connected with a mixing structure 2, the mixing structure 2 includes a rotating shaft 23, the rotating shaft 23 is rotatably connected with the mixing drum body 1, the rotating shaft 23 extends to the inside of the mixing drum body 1, the mixing drum body 1 is connected with a feeding structure 3, the feeding structure 3 includes a feeding hopper 31, a fixing block 32, a spring 33, a protective cover 34, a scraper 35, a fixing rod 36, a fixing column 37 and an ejector rod 38, the feeding hopper 31 is fixed at the top end of the mixing drum body 1, the feeding hopper 31 extends to the inside of the mixing drum body 1, the fixing rod 36 is fixed on the inner side wall of the mixing drum body 1, the fixing rod 36 is slidably connected with the fixing column 37, and the fixing column 37 extends to the inside of the feeding hopper 31, the scraping plate 35 with a conical structure is fixed at the top end of the fixed column 37, the fixed block 32 with a triangular bottom end section is fixed at the bottom end of the fixed column 37, the spring 33 is fixed between the fixed block 32 and the fixed rod 36, the protective cover 34 with a circular truncated cone structure is fixed on the fixed column 37, the protective cover 34 is positioned at the top end of the fixed rod 36, the ejector rod 38 is fixed on the side wall of the rotating shaft 23, and the discharging structure 4 is connected at the bottom end of the mixing drum body 1.

As a technical optimization scheme of the utility model, mixed structure 2 still includes fixing base 21, motor 22, stirring leaf 24 and through-hole 25, the top of churn body 1 is fixed with fixing base 21, fixing base 21's inside is fixed with motor 22, motor 22 connects pivot 23, the lateral wall of pivot 23 is fixed with stirring leaf 24, stirring leaf 24 has been seted up through-hole 25.

As a technical optimization scheme of the utility model, stirring leaf 24 is equipped with six, six stirring leaf 24 about 23 symmetric distribution of pivot, stirring leaf 24's cross-section is calabash shape structure, and is a plurality of stirring leaf 24 is close to the length of the bottom of pivot 23 reduces gradually.

As a technical optimization scheme of the utility model, ejection of compact structure 4 is including going out hopper 41, baffle 42 and handle 43, the bottom mounting of churn body 1 has go out hopper 41, go out hopper 41 communicate in inside the churn body 1, it is greater than to go out hopper 41 sliding connection has the sectional area of 1 bottom of churn body baffle 42, baffle 42's lateral wall is fixed with handle 43.

As a technical optimization scheme of the utility model, the length of ejector pin 38 is greater than fixed block 32 with minimum horizontal distance between the pivot 23, scraper blade 35 is equipped with two, two scraper blade 35 is close to the sectional area of protection casing 34 reduces gradually.

As a technical optimization scheme of the utility model, the lateral wall symmetry of churn body 1 is fixed with supporting seat 6, fixing base 21 with the top of churn body 1 is fixed with four fixed plates 5 that are the triangle-shaped structure.

When the utility model is used, firstly, the worker opens the external power switch of the motor 22 to make the motor 22 work to drive the rotating shaft 23 to rotate, and adds a plurality of 3D printing materials into the hopper 31, so that the materials fall into the stirring cylinder body 1 from the hopper 31, the rotating shaft 23 drives the stirring blade 24 to rotate, and the 3D printing materials are stirred and mixed, and the stirring blade 24 with a plurality of groups of gourd-shaped structures is used to improve the material stirring and mixing effect, thereby being beneficial to the uniform stirring and mixing of the materials, the rotating shaft 23 drives the ejector rod 38 to rotate in the rotating process, the ejector rod 38 rotates to collide with the fixed block 32, and pushes the fixed block 32 to slide upwards, so that the fixed block 37 slides upwards on the fixed rod 36, the spring 33 contracts to generate elasticity, the scraper 35 slides upwards in the hopper 31, the ejector rod 38 rotates to keep away from the fixed block 32, the fixed block 32 and the fixed block 37 reset, drive scraper blade 35 in the inside gliding of feeder hopper 31, so relapse, ejector pin 38 rotates the in-process and makes scraper blade 35 slide from top to bottom in the inside of feeder hopper 31 is reciprocal, tremble the material that falls into feeder hopper 31 inside, scrape the inside of churn body 1 with the material, prevent feeder hopper 31 from blockking up, be convenient for the inside filler of churn body 1, do benefit to the mixture of material, through the protection casing 34 that is the round platform structure, the inside with material direction churn body 1 is convenient, prevent that the material from falling into on the spring 33, protect spring 33, after the material misce bene, through pulling handle 43, take baffle 42 out from hopper 41 down, make the inside misce's of churn body 1 material flow, the collection packing use of the material of being convenient for.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a 3D prints material mixing arrangement, includes churn body (1), its characterized in that: the mixing drum comprises a mixing drum body (1), and is characterized in that the mixing drum body (1) is connected with a mixing structure (2), the mixing structure (2) comprises a rotating shaft (23), the rotating shaft (23) is rotatably connected with the mixing drum body (1), the rotating shaft (23) extends into the mixing drum body (1), the mixing drum body (1) is connected with a feeding structure (3), the feeding structure (3) comprises a feeding hopper (31), a fixed block (32), a spring (33), a protective cover (34), a scraper blade (35), a fixed rod (36), a fixed column (37) and an ejector rod (38), the feeding hopper (31) is fixed at the top end of the mixing drum body (1), the feeding hopper (31) extends into the mixing drum body (1), the fixed rod (36) is fixed on the inner side wall of the mixing drum body (1), and the fixed column (37) is connected with the fixed rod (36) in a sliding manner, the fixed column (37) extends to the inside of the feed hopper (31), the scraping plate (35) in a conical structure is fixed at the top end of the fixed column (37), the fixed block (32) with a bottom end section in a triangular structure is fixed at the bottom end of the fixed column (37), the spring (33) is fixed between the fixed block (32) and the fixed rod (36), the protective cover (34) in a circular truncated cone structure is fixed on the fixed column (37), the protective cover (34) is located at the top end of the fixed rod (36), the ejector rod (38) is fixed on the side wall of the rotating shaft (23), and the discharging structure (4) is connected to the bottom end of the stirring barrel body (1).

2. The 3D printing material mixing device according to claim 1, wherein: mixing structure (2) still includes fixing base (21), motor (22), stirring leaf (24) and through-hole (25), the top of churn body (1) is fixed with fixing base (21), the inside of fixing base (21) is fixed with motor (22), motor (22) are connected pivot (23), the lateral wall of pivot (23) is fixed with stirring leaf (24), stirring leaf (24) have been seted up through-hole (25).

3. The 3D printing material mixing device according to claim 2, wherein: stirring leaf (24) are equipped with six, six stirring leaf (24) about pivot (23) symmetric distribution, the cross-section of stirring leaf (24) is calabash shape structure, and is a plurality of stirring leaf (24) are close to the length of the bottom of pivot (23) reduces gradually.

4. The 3D printing material mixing device according to claim 1, wherein: ejection of compact structure (4) are including going out hopper (41), baffle (42) and handle (43), the bottom mounting of churn body (1) has go out hopper (41), go out hopper (41) communicate in inside churn body (1), go out hopper (41) sliding connection have the sectional area to be greater than the sectional area of churn body (1) bottom baffle (42), the lateral wall of baffle (42) is fixed with handle (43).

5. The 3D printing material mixing device according to claim 1, wherein: the length of ejector pin (38) is greater than the fixed block (32) with the minimum horizontal distance between pivot (23), scraper blade (35) are equipped with two, two scraper blade (35) are close to the sectional area of protection casing (34) reduces gradually.

6. The 3D printing material mixing device according to claim 2, wherein: the side wall symmetry of churn body (1) is fixed with supporting seat (6), fixing base (21) with the top of churn body (1) is fixed with four fixed plates (5) that are the triangle-shaped structure.