CN213555504U

CN213555504U - Stabilize ceramic 3D printer of ejection of compact

Info

Publication number: CN213555504U
Application number: CN202021513932.3U
Authority: CN
Inventors: 郑亚鹏
Original assignee: Dehua Zhenhui 3d Technology Co ltd
Current assignee: Dehua Zhenhui 3d Technology Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-06-29
Anticipated expiration: 2030-07-27

Abstract

The utility model relates to a pottery 3D printing apparatus field, concretely relates to stabilize ceramic 3D printer of ejection of compact, including printer and a storage thick liquid section of thick bamboo, its characterized in that: still include exhaust apparatus, exhaust apparatus includes the exhaust barrel, and the inside exhaust chamber that is equipped with of exhaust barrel, the top of exhaust barrel are equipped with discharge valve, the bottom is equipped with the discharge gate, and the exhaust valve below is equipped with the feed inlet. The utility model provides a stabilize ceramic 3D printer of ejection of compact has following beneficial effect: bubbles in the slurry can be eliminated through the exhaust device, the stirrer stirs and drives the slurry to rotate, so that bubbles which are not eliminated in the slurry storage cylinder float to the top of the slurry storage cylinder, the bubbles are prevented from being brought into the printer, when gas is accumulated to a certain degree, the exhaust valve can be opened, feeding is continued, and the exhaust valve is closed when the slurry level rises to a high point; the printing support, the feeding sleeve, the pushing screw and the needle nozzle are detachable, and installation and maintenance are facilitated.

Description

Stabilize ceramic 3D printer of ejection of compact

Technical Field

The utility model relates to a pottery 3D printing apparatus field, specificly relate to a stabilize ceramic 3D printer of ejection of compact.

Background

3D printing, which is one of the rapid prototyping technologies, is also called additive manufacturing, which is a technology for constructing an object by using an adhesive material such as powdered metal or plastic and the like, and by printing layer by layer, based on a digital model file. 3D printing is typically achieved using digital technology material printers. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually used for directly manufacturing some products, and parts printed by the technology are already available. The technology has applications in jewelry, footwear, industrial design, construction, engineering and construction, automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields. The 3D printer also is applied to the printing in ceramic field, and there is certain problem at the in-process of printing in current ceramic 3D printer, because there is the bubble in ceramic thick liquids inside, when leading to printing the shower nozzle ejection of compact and meetting the bubble, the ejection of compact interrupt can appear, and the influence prints off-the-shelf shaping, in view of this, needs a can eliminate bubble in the thick liquids fast, stabilizes the ceramic printer of ejection of compact, and the present case produces from this.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a ceramic 3D printer of stable ejection of compact to solve the problem that proposes in the background art.

In order to solve the technical problem, the utility model discloses a technical scheme as follows: the utility model provides a stabilize ceramic 3D printer of ejection of compact, includes printer and stores up a thick liquid section of thick bamboo, its characterized in that: still include exhaust apparatus, exhaust apparatus includes the exhaust barrel, the inside exhaust chamber that is equipped with of exhaust barrel, the top of exhaust barrel is equipped with discharge valve, bottom is equipped with the discharge gate, the exhaust valve below is equipped with the feed inlet, the printer includes print frame, printing motor, three-dimensional moving mechanism, printing support, pay-off sleeve, propulsion screw rod and needle mouth, it sets up in the print frame through three-dimensional moving mechanism to print the support, printing motor and pay-off sleeve set up on printing the support, it is rotatory to advance the rotatable setting of screw rod in the pay-off sleeve and by the drive of printing motor, the needle mouth is installed in the telescopic discharge end of pay-off, the discharge gate passes through the tube coupling with the telescopic feed end of pay-off, the feed inlet passes through the tube coupling with the discharge end of pulp storage barrel.

Preferably, the printing support is detachably provided with a connecting bracket.

Preferably, the printing motor is detachably arranged on the connecting support, the printing motor is connected with the propelling screw rod through a coupler, and the coupler is sleeved inside the connecting support.

Preferably, the feeding sleeve is detachably connected with the printing support.

Preferably, the needle nozzle is connected with the discharge end of the feeding sleeve through threads.

Preferably, the exhaust apparatus further comprises a stirring device, the stirring device comprises a stirring motor and a stirrer, the stirrer comprises a stirring shaft and stirring blades fixedly arranged on the stirring shaft, and the stirring shaft is driven to rotate by the stirring motor.

Preferably, the stirring device further comprises more than two planetary gear stirrers, each planetary gear stirrer comprises a fixed main shaft, a planetary gear train shell, a sun gear and planetary gears, the fixed main shaft is fixedly arranged at the top of the exhaust cylinder and coaxial with the planetary gear train shell, the planetary gear train shell is rotatably arranged at the top of the exhaust cylinder and driven to rotate by a stirring motor, the sun gear is located inside the planetary gear train shell and fixedly connected with the fixed main shaft, the planetary gears are pivoted inside the planetary gear train shell and meshed with the sun gears, and each stirrer is fixedly connected with one corresponding planetary gear.

Preferably, the exhaust cylinder is pivoted with an openable upper cover, and a sealing gasket is arranged between the upper cover and the upper edge of the exhaust cylinder and is locked by a locking mechanism.

Preferably, the top of the pulp storage cylinder is respectively connected with a vacuum pump and a pressure pump, and a stirrer is arranged in the pulp storage cylinder.

According to the above description, the utility model provides a ceramic 3D printer of stable ejection of compact has following beneficial effect: bubbles in the slurry can be eliminated through the exhaust device, the stirrer stirs and drives the slurry to rotate, so that bubbles which are not eliminated in the slurry storage cylinder float to the top of the slurry storage cylinder, the bubbles are prevented from being brought into the printer, when gas is accumulated to a certain degree, the exhaust valve can be opened, feeding is continued, and the exhaust valve is closed when the slurry level rises to a high point; the planetary stirrer can improve the stirring speed and promote the bubbles to rise quickly; the upper cover can be opened to be convenient for cleaning; the printing support, the feeding sleeve, the pushing screw and the needle nozzle are detachable, and installation and maintenance are facilitated.

Drawings

Fig. 1 is the utility model discloses stabilize the spatial structure sketch map of the ceramic 3D printer of the ejection of compact.

Fig. 2 is a schematic structural view of the exhaust apparatus.

Fig. 3 is a cross-sectional view of fig. 2.

Fig. 4 is a schematic view of the structure of the printer.

Fig. 5 is a schematic structural view of the pulp storage barrel.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in the figure, the utility model discloses stabilize ceramic 3D printer of ejection of compact, including printer 1, store up thick liquid section of thick bamboo 2 and exhaust apparatus 3.

The exhaust device 3 comprises an exhaust cylinder 31, an exhaust cavity 32 is arranged in the exhaust cylinder 31, an exhaust valve 33 is arranged at the top of the exhaust cylinder 31, a discharge hole 34 is arranged at the bottom of the exhaust cylinder 31, and a feed inlet 35 is arranged below the exhaust valve 33.

The exhaust device 3 further comprises a stirring device, the stirring device comprises a stirring motor 36 and a stirrer, the stirrer comprises a stirring shaft 37 and stirring blades 38 fixedly arranged on the stirring shaft 37, and the stirring shaft 37 is driven by the stirring motor 36 to rotate.

The stirring device further comprises a planetary gear, the number of the stirrers can be one or more, two stirrers are shown in the embodiment, in other embodiments, the number of the stirrers can be other integer, the planetary gear comprises a fixed main shaft 39, a planetary gear housing 310, a sun gear 311 and planetary gears 312, the fixed main shaft 39 is fixedly arranged at the top of the exhaust cylinder 31 and is coaxial with the planetary gear housing 310, the planetary gear housing 310 is rotatably arranged at the top of the exhaust cylinder 31 and is driven to rotate by the stirring motor 36, the sun gear 311 is positioned inside the planetary gear housing 310 and is fixedly connected with the fixed main shaft 39, the planetary gears 312 are pivoted inside the planetary gear housing 310 and are meshed with the sun gear 311, and each stirrer is fixedly connected with one corresponding planetary gear 312. During the stirring process, the stirring motor 36 drives the planetary gear train housing 310 to rotate, and because the sun gear 311, the planetary gear 312 and the gears are meshed, the stirrer revolves along the axis of the fixed main shaft 39 while rotating, so that the slurry can be stirred better, and the gas is helped to rise.

An openable upper cover 313 is pivoted on the exhaust cylinder 31, and a sealing gasket is arranged between the upper cover 313 and the upper edge of the exhaust cylinder 31 and is locked by a locking mechanism. The locking mechanism can refer to the existing related mechanisms, for example, the locking mechanism can be a handle pivoted on the upper cover 313, a pressure spring is arranged between the handle and the upper cover 313, the tail end of the handle is fastened on the outer edge of the exhaust cylinder body 31 under the elastic force of the pressure spring, the upper cover 313 can be opened for cleaning and maintenance, and the upper cover 313 is provided with a transparent observation window 314.

The printer 1 comprises a printer frame 11, a printing motor 12, a three-dimensional moving mechanism 13 and a printing support 14, the feeding sleeve 15, the propelling screw 16 and the needle nozzle 17, the printing support 14 is arranged on the printing frame 11 through the three-dimensional moving mechanism 13, the printing motor 12 and the feeding sleeve 15 are arranged on the printing support 14, the propelling screw 16 is rotatably arranged in the feeding sleeve 15 and is driven to rotate by the printing motor 12, the needle nozzle 17 is arranged at the discharge end of the feeding sleeve 15, the discharge port 34 is connected with the feed end of the feeding sleeve 15 through a pipeline, the feed port 35 is connected with the discharge end of the pulp storage barrel 2 through a pipeline, the three-dimensional moving mechanism 13 can refer to the existing 3D printer 1 structure, such as a three-link and a three-linear slide rail, one end of the link is pivoted with the printing support 14, the other end of the link is pivoted with a slide block on the linear slide rail, and the position of the printing.

The print carriage 14 is removably provided with an attachment bracket 18. The printing motor 12 is detachably arranged on the connecting support 18, the printing motor 12 is connected with the propelling screw 16 through a coupler 19, and the coupler 19 is sleeved inside the connecting support 18. The feeder sleeve 15 is detachably connected to the print support 14. The needle nozzle 17 is connected with the discharge end of the feeding sleeve 15 through threads, so that the needle nozzle 17 can be replaced conveniently. The top of the pulp storage cylinder 2 is connected with a vacuum pump 21 and a pressure pump 22 respectively, a stirrer is arranged inside the pulp storage cylinder 2, and other related structures for 3D printing are referred to in the prior art, which is not described in detail in the specification.

The ceramic 3D printer with stable discharging has the following working principle: raw materials are stored in the pulp storage barrel 2, the stirrer of the pulp storage barrel 2 stirs the raw materials, meanwhile, the vacuum pump 21 vacuumizes the inside of the pulp outlet barrel to primarily remove bubbles, but the size of the pulp storage barrel is too large, so that the bubbles cannot be completely removed; when printing out the slurry, the air is injected into the slurry storage barrel 2 of the pressure pump 22, the initial slurry enters the exhaust barrel 31, and the gas is helped to float upwards to the top under the action of the stirring device, and because the volume of the exhaust barrel 31 is smaller than that of the slurry storage barrel 2 and the stirring speed is high, bubbles can quickly float upwards in a short time; finally, the slurry enters the feeding sleeve 15 and is extruded from the needle nozzle 17 under the action of the propelling screw 16, so that 3D printing is realized; the level inside the exhaust cylinder 31 is observed through the observation window 314 of the upper cover 313, when the level is low, the exhaust valve 33 is opened, the feeding is kept, and when the level rises to be lower than the exhaust valve 33, the exhaust valve 33 is closed.

The utility model provides a stabilize ceramic 3D printer of ejection of compact has following beneficial effect: bubbles in the slurry can be eliminated through the exhaust device 3, the stirrer stirs and drives the slurry to rotate, bubbles are promoted to float to the top of the slurry storage barrel 2, the bubbles are prevented from being brought into the printer 1, when gas is accumulated to a certain degree, the exhaust valve 33 can be opened, feeding is continued, and the exhaust valve 33 is closed when the slurry level rises to a high point; the planetary stirrer can improve the stirring speed and promote the bubbles to rise quickly; the upper cover 313 can be opened for cleaning; the printing support 14, the feeding sleeve 15, the propelling screw 16 and the needle nozzle 17 are detachable, and installation and maintenance are convenient.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention, and the detailed description thereof is in the prior art that is well known to those skilled in the art, and the proportional relationships among the components in the drawings are given by way of example only and are not actual dimensions or proportional relationships.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

The aforesaid is only a plurality of concrete implementation manners of the utility model, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims

1. The utility model provides a stabilize ceramic 3D printer of ejection of compact, includes printer and stores up a thick liquid section of thick bamboo, its characterized in that: still include exhaust apparatus, exhaust apparatus includes the exhaust barrel, the inside exhaust chamber that is equipped with of exhaust barrel, the top of exhaust barrel is equipped with discharge valve, bottom is equipped with the discharge gate, the discharge valve below is equipped with the feed inlet, the printer includes print frame, print motor, three-dimensional moving mechanism, printing support, pay-off sleeve, propulsion screw rod and needle mouth, the printing support passes through three-dimensional moving mechanism and sets up in print frame, print motor and pay-off sleeve set up on printing the support, it is rotatory to impel the rotatable setting of screw rod in the pay-off sleeve and by the print motor drive, the needle mouth is installed in the telescopic discharge end of pay-off, the discharge gate passes through the tube coupling with the telescopic feed end of pay-off, the feed inlet passes through the tube coupling with the discharge end of storage thick liquid.

2. The stable ceramic 3D printer of ejection of compact of claim 1, characterized in that: the printing support is detachably provided with a connecting support.

3. The stable ceramic 3D printer of ejection of compact of claim 1, characterized in that: the printing motor is detachably arranged on the connecting support, the printing motor is connected with the propelling screw through a coupler, and the coupler is sleeved inside the connecting support.

4. The stable ceramic 3D printer of ejection of compact of claim 1, characterized in that: the feeding sleeve is detachably connected with the printing support.

5. The stable ceramic 3D printer of ejection of compact of claim 1, characterized in that: the needle nozzle is connected with the discharge end of the feeding sleeve through threads.

6. The stable ceramic 3D printer of ejection of compact of claim 1, characterized in that: exhaust apparatus still includes agitating unit, agitating unit includes agitator motor and agitator, the agitator includes the (mixing) shaft and sets firmly the stirring vane on the (mixing) shaft, the (mixing) shaft is rotatory by the driving of agitator motor.

7. The stable ceramic 3D printer of ejection of compact of claim 6, characterized in that: the stirring device further comprises more than two planetary gear stirrers, each planetary gear stirrer comprises a fixed main shaft, a planetary gear train shell, a sun gear and planetary gears, the fixed main shaft is fixedly arranged at the top of the exhaust cylinder and coaxial with the planetary gear train shell, the planetary gear train shell is rotatably arranged at the top of the exhaust cylinder and driven to rotate by a stirring motor, the sun gear is located inside the planetary gear train shell and fixedly connected with the fixed main shaft, the planetary gears are pivoted inside the planetary gear train shell and meshed with the sun gears, and each stirrer is fixedly connected with one corresponding planetary gear.

8. The stable ceramic 3D printer of ejection of compact of claim 1, characterized in that: the exhaust cylinder is pivoted with an openable upper cover, and a sealing gasket is arranged between the upper cover and the upper edge of the exhaust cylinder and is locked by a locking mechanism.

9. The stable ceramic 3D printer of ejection of compact of claim 1, characterized in that: the top of the pulp storage cylinder is connected with a vacuum pump and a pressure pump respectively, and a stirrer is arranged in the pulp storage cylinder.