CN211104571U

CN211104571U - Cultural relic reproduction is with ceramic 3D printing extrusion head

Info

Publication number: CN211104571U
Application number: CN201921183486.1U
Authority: CN
Inventors: 李宇玲
Original assignee: Shenzhen Weixin Printing Co ltd
Current assignee: Shenzhen Weixin Printing Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-07-28
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a ceramic 3D printing extrusion head for cultural relic replication, which comprises a substrate, a feeding pipe, a motor and a nozzle, wherein the top of the feeding pipe is provided with a cover body; the bottom end of the feeding pipe is provided with a nozzle, an extrusion screw is arranged in the nozzle, and the end part of the extrusion screw is connected with a motor power shaft; one side of the feeding pipe is connected with a material conveying pipe, the material conveying pipe comprises a main material conveying opening and an auxiliary material conveying opening, the main material conveying opening is communicated with the auxiliary material conveying opening, and the openings of the main material conveying opening and the auxiliary material conveying opening face to the left and upwards respectively; the base plate is installed at the bottom end of the feeding pipe, the end, close to the feeding pipe, of the base plate is provided with a heating component, the heating component is tightly attached to the feeding pipe, and the end, close to the nozzle, of the base plate is provided with a compression device. The utility model discloses simple structure can avoid appearing the shower nozzle and easily plug up, the problem that the difficulty was extruded to the consumptive material.

Description

Cultural relic reproduction is with ceramic 3D printing extrusion head

Technical Field

The utility model relates to a historical relic duplication technical field specifically is a historical relic is duplicated and is extruded head with ceramic 3D printing.

Background

In a traditional three-dimensional cultural relic replication process, the cultural relics are usually subjected to rollover treatment. However, this method has two major disadvantages: firstly, in the mould overturning process, mould overturning materials are left on the surface of the cultural relic, so that the cultural relic is polluted and damaged; secondly, the similarity between the copy formed by the mold turnover and the cultural relic is deviated, and the function of value transfer of the cultural relic cannot be exerted. The introduction and application of 3D scanning printing technology just solve the problems.

The 3D scanning 3D printing technology is a novel three-dimensional cultural relic protection mode, can quickly capture and record the physical and structural characteristics and structural information of the cultural relic, and induces and integrates various data to form a set of complete digital model, has great significance in the aspects of data storage, data retrieval, condition monitoring, virtual display and the like of the cultural relic, and particularly plays a great positive role in the protection and repair of the cultural relic. The 3D scanning printing equipment takes a cultural relic original as a basis, firstly, a three-dimensional digital model of the cultural relic is constructed through non-contact scanning, then, a duplicate of the cultural relic is printed through a three-dimensional printing technology, and a clone female parent with extremely high similarity rate is obtained on the premise of not damaging the cultural relic.

3D printing apparatus beats printer head including printing the part and with printing the part complex, beats printer head inefficiency among the prior art, and the shower nozzle is easily plugged up, is unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a historical relic is duplicated and is extruded head with ceramic 3D printing to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a ceramic 3D printing extrusion head for cultural relic replication comprises a substrate, a feeding pipe, a motor and a nozzle, wherein a cover body is installed at the top of the feeding pipe, the motor is fixed on the cover body, and a power shaft end of the motor penetrates through the cover body and extends into the feeding pipe; the bottom end of the feeding pipe is provided with a nozzle, an extrusion screw is arranged in the nozzle, and the end part of the extrusion screw is connected with a motor power shaft; one side of the feeding pipe is connected with a material conveying pipe, the material conveying pipe comprises a main material conveying opening and an auxiliary material conveying opening, the main material conveying opening is communicated with the auxiliary material conveying opening, and the openings of the main material conveying opening and the auxiliary material conveying opening face to the left and upwards respectively; the base plate is installed at the bottom end of the feeding pipe, the end, close to the feeding pipe, of the base plate is provided with a heating component, the heating component is tightly attached to the feeding pipe, and the end, close to the nozzle, of the base plate is provided with a compression device.

Preferably, the nozzle comprises an elastic heat-insulating layer and an elastic heat-conducting layer, the elastic heat-insulating layer is connected with the elastic heat-conducting layer in a left-right mode, and the end, far away from the elastic heat-conducting layer, of the elastic heat-insulating layer is connected with a compression device.

Preferably, the extrusion screw is made of a polytetrafluoroethylene tube material.

Preferably, the extrusion screw is provided with a single or multiple flights.

Preferably, the side of the cover body is provided with threads, and the cover body is in threaded connection with the top end of the feeding pipe.

Preferably, the compression device comprises an electric push rod and a compression plate connected with the output end of the electric push rod, and the compression plate is connected with the elastic heat-insulating layer.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a conveying pipeline adopts main material conveying mouth and vice material conveying mouth complex mode to carry out the defeated material, main material conveying mouth, vice material conveying mouth can let in the raw materials or with raw materials complex batching, screw rod in the conveying pipeline is made for the polytetrafluoroethylene material, can not stick to ceramic material during printing, frictional resistance is very little, guarantee the smooth and easy of material flow, the elasticity heat preservation and the elasticity heat-conducting layer that the nozzle set up can cooperate with compressor arrangement, promptly at printer shower nozzle during stop work, start compressor arrangement, compressor arrangement extrusion elasticity heat preservation, after the elasticity heat preservation receives pressure, take place deformation and make the elasticity heat-conducting layer move to inside, make the raw materials shrink of nozzle department, avoid the nozzle jam that the raw materials cooling solidifies and leads to, avoid appearing the shower nozzle and easily plug up, the problem of difficult is extruded to the consumpti.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a substrate; 2. a feed pipe; 3. a cover body; 4. a motor; 5. a nozzle; 51. an elastic heat-insulating layer; 52. an elastic heat conducting layer; 6. extruding a screw; 7. a delivery pipe; 71. a main material conveying port; 72. an auxiliary material conveying port; 8. and a compression device.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only 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 in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1, the present invention provides a technical solution: a ceramic 3D printing extrusion head for cultural relic replication comprises a substrate 1, a feeding pipe 2, a motor 4 and a nozzle 5, wherein a cover body 3 is installed at the top of the feeding pipe 2, the motor 4 is fixed on the cover body 3, and the power shaft end of the motor passes through the cover body 3 and extends into the feeding pipe 2; the bottom end of the feeding pipe 2 is provided with a nozzle 5, an extrusion screw 6 is arranged in the nozzle, and the end part of the extrusion screw 6 is connected with a power shaft of a motor 4; one side of the feeding pipe 2 is connected with a material conveying pipe 7, the material conveying pipe 7 comprises a main material conveying opening 71 and an auxiliary material conveying opening 72, the main material conveying opening 71 is communicated with the auxiliary material conveying opening 72, and the openings of the main material conveying opening 71 and the auxiliary material conveying opening are facing to the left and facing upwards respectively; the base plate 1 is installed at the bottom end of the feeding pipe 2, the heating part is arranged at the end part, close to the feeding pipe 2, of the base plate 1, the heating part is tightly attached to the feeding pipe 2, and the compression device 8 is installed at the end part, close to the nozzle 5, of the base plate 1.

Specifically, the nozzle 5 includes an elastic heat insulating layer 51 and an elastic heat conducting layer 52, the elastic heat insulating layer 51 is connected with the elastic heat conducting layer 52 left and right, and the end of the elastic heat insulating layer 51 far away from the elastic heat conducting layer 52 is connected with the compression device 8.

Specifically, the extrusion screw 6 is made of a polytetrafluoroethylene tube material.

Specifically, the extrusion screw 6 is provided with a single thread or a plurality of threads.

Specifically, the side of the cover body 3 is provided with threads, and the cover body 3 is in threaded connection with the top end of the feeding pipe 2.

The working principle is as follows:

one side of the feeding pipe 2 of the utility model is connected with a feeding pipe 7, the feeding pipe 7 comprises a main feeding port 71 and an auxiliary feeding port 72, the main feeding port 71 is communicated with the auxiliary feeding port 72, and the openings of the main feeding port 71 and the auxiliary feeding port are respectively towards the left and upwards; the conveying pipe 7 adopts the mode of main material conveying mouth 71 and vice material conveying mouth 72 complex to carry out the material conveying, main material conveying mouth 71, vice material conveying mouth 72 can let in the raw materials or with raw materials complex batching, extrusion screw 6 in the conveying pipe 2 is made for the polytetrafluoroethylene material, can not glue ceramic material when printing, frictional resistance is very little, guarantee the smooth and easy of material flow, the elasticity heat preservation 51 and the elasticity heat-conducting layer 52 that nozzle 5 set up can cooperate with compressor arrangement 8, namely when the printer shower nozzle stop work, start compressor arrangement 8, compressor arrangement 8 extrudes elasticity heat preservation 51, after elasticity heat preservation 51 receives pressure, take place deformation and make elasticity heat-conducting layer 52 inside motion, make the raw materials shrink of nozzle department, avoid the nozzle 5 that the raw materials cooling solidification leads to blockking up, avoid appearing the shower nozzle and easily plug up, the problem of consumptive material extrusion difficulty.

It is worth noting that: the whole device is controlled by the master control button, and the equipment matched with the control button is common equipment, so that the device belongs to the existing well-known technology, and the electrical connection relation and the specific circuit structure of the device are not repeated.

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 ceramic 3D printing extrusion head for cultural relic replication is characterized by comprising a substrate (1), a feeding pipe (2), a motor (4) and a nozzle (5), wherein a cover body (3) is installed at the top of the feeding pipe (2), the motor (4) is fixed on the cover body (3), and the power shaft end of the motor penetrates through the cover body (3) and extends into the feeding pipe (2); the bottom end of the feeding pipe (2) is provided with a nozzle (5), an extrusion screw (6) is arranged in the nozzle, and the end part of the extrusion screw (6) is connected with a power shaft of a motor (4); one side of the feeding pipe (2) is connected with a material conveying pipe (7), the material conveying pipe (7) comprises a main material conveying opening (71) and an auxiliary material conveying opening (72), the main material conveying opening (71) is communicated with the auxiliary material conveying opening (72), and the openings of the main material conveying opening and the auxiliary material conveying opening face to the left and upwards respectively; the base plate (1) is installed at the bottom end of the feeding pipe (2), the end part, close to the feeding pipe (2), of the base plate (1) is provided with a heating part, the heating part is tightly attached to the feeding pipe (2), and the end part, close to the nozzle (5), of the base plate (1) is provided with a compression device (8).

2. The ceramic 3D printing extrusion head for cultural relic replication, according to claim 1, characterized in that: the nozzle (5) comprises an elastic heat-insulating layer (51) and an elastic heat-conducting layer (52), the elastic heat-insulating layer (51) is connected with the elastic heat-conducting layer (52) in a left-right mode, and the end, far away from the elastic heat-conducting layer (52), of the elastic heat-insulating layer (51) is connected with a compression device (8).

3. The ceramic 3D printing extrusion head for cultural relic replication, according to claim 1, characterized in that: the extrusion screw (6) is made of a polytetrafluoroethylene tube material.

4. The ceramic 3D printing extrusion head for cultural relic replication, according to claim 3, wherein: the extrusion screw (6) is provided with a single thread or a plurality of threads.

5. The ceramic 3D printing extrusion head for cultural relic replication, according to claim 1, characterized in that: the side of the cover body (3) is provided with threads, and the cover body (3) is in threaded connection with the top end of the feeding pipe (2).